A snake robot and a monomeric segment thereof are provided. The monomeric segment includes a housing. One end of the housing is provided with a steering engine unit. A steering wheel of the steering engine unit protrudes out of the housing. The other end of the housing is provided with a connecting arm fitted with the steering engine unit of another steering engine unit. The portion, between the steering engine unit and the connecting arm, of the housing is provided with a traveling mechanism. The interior of the housing is provided with a driving unit in transmission connection with the traveling mechanism. In the same monomeric segment, a rotating axis of the steering wheel and a rotating axis of the connecting arm are perpendicular to each other.
The present disclosure relates to an electrochemical device for extracting copper from copper-containing wastewater and an extraction method using the same. Cu-based chalcogenide, as an electrode material, forms an electrochemical device with other electrodes. The device is an electrocatalytic coupling deionization system with electrochemical oxidative decomplexing performance, and has a good selective removal effect of Cu2+ from organic complex copper-containing wastewater, strongly acidic wastewater, and wastewater interfered by high concentration salt ions and heavy metal ions. With this device, the organic complex pollutant Cu-EDTAn can be effectively decomplexed to complete the extraction of Cu2+.
A fabricated full-FRP bridge deck structure, comprising a bearing box girder (1) and bridge decks (2), wherein the bearing box girder (1) comprises a box girder concrete portion (11) and a box girder reinforcing mesh made of an FRP material, and each bridge deck (2) comprises a deck concrete portion (21) and a deck reinforcing mesh made of the FRP material; a plurality of FRP connectors (24) are arranged at each edge portion of each bridge deck (2), outer major end portions (243) of the FRP connectors (24) respectively extend into corresponding side joints, and two aligned FRP connectors (24) are connected by means of an FRP strip fabric (3); and a joint between two bridge decks (2) forms a cast-in-place ECC wet joint (4) by pouring an ECC high-toughness fiber cement-based composite material. Further provided is a construction method for a fabricated full-FRP bridge deck structure. The fabricated full-FRP bridge deck structure has the advantages of a new design, good durability and a long service life.
An interactive control system for multi-device collaboration in firefighting and rescue comprises a load-carrying unmanned aerial vehicle, a ground robot, a lightweight unmanned aerial vehicle, and a ground control facility (11). The load-carrying unmanned aerial vehicle is controlled by the ground control facility (11) to deploy the ground robot, the ground robot places the lightweight unmanned aerial vehicle, and the ground control facility (11) receives environmental information by means of the ground robot and the lightweight unmanned aerial vehicle, so as to construct a fire scene map, thereby solving the problem of difficulty in quickly collecting disaster information at a fire scene.
m1-a-babn1-c-dcdd and a carbon-selenium complex. After the cathode and the anode are connected to a power supply, the apparatus can be used for treating copper-containing wastewater. In the above formulas, 1n; 0≤a≤1, 0≤b≤1 and 0≤a+b≤1; 0≤c≤1, 0≤d≤1 and 0≤c+d≤1; X, Y, and Z are selected from one of S, Se, and Te. The electrochemical apparatus comprises a copper-based chalcogenide electrode material and other electrodes and is an electro-catalytic coupling deionization system with decomplexation performance by electrochemical oxidation and a good selective removal effect on Cu2+in organic compound-complexed copper-containing wastewater, strongly acidic wastewater, and wastewater with high-concentration salt ion and heavy metal ion interference. The apparatus can effectively achieve the decomplexation effect on organic compound-complexed pollutant Cu-EDTA, thereby completing the extraction of Cu2+.
C02F 1/467 - Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection
C02F 101/20 - Heavy metals or heavy metal compounds
C02F 103/16 - Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
6.
CONSTRUCTION METHOD FOR GFRP BAR ECC FOLLOW-UP BOND-SLIP CONSTITUTIVE MODEL
A construction method for a GFRP bar ECC follow-up bond-slip constitutive model. The method comprises: performing a bond-slip test, introducing a GFRP bar stress into the test, obtaining a bond-slip relation curve in which GFRP bar stress level key parameters are taken into consideration, and on the basis of a Malvar bond-slip constitutive model, establishing a bond-slip constitutive model in which the GFRP bar stress level key parameters are taken into consideration; fitting a test result to obtain results of curve correction coefficients F and G; selecting bond-slip input parameter variables, performing correlation analysis and sensitivity analysis by means of a BP neural network model based on an mRMR algorithm, and determining core parameter variables; introducing a bar stress level parameter, and establishing prediction formulae for GFRP bar ECC bond-slip model parameters; and obtaining value ranges of core parameters by means of a CMA-ES algorithm, and then establishing a GFRP bar ECC bond-slip constitutive model. A GFRP bar stress level is introduced into a bond-slip constitutive model, and the influence of the bar stress level on the bond strength is taken into consideration, thereby improving the prediction precision.
G06F 30/13 - Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
G06F 30/27 - Design optimisation, verification or simulation using machine learning, e.g. artificial intelligence, neural networks, support vector machines [SVM] or training a model
G06F 119/14 - Force analysis or force optimisation, e.g. static or dynamic forces
7.
ATTRIBUTE INFERENCE METHOD FOR CO-TRAINING DATA, COMPUTING DEVICE, AND STORAGE MEDIUM THEREOF
An attribute inference method for co-training data includes: distributing a pre-trained share model to a participating device in distributed co-training; acquiring a first gradient uploaded by the participating device; reconstructing a deep feature of the sample data based on the first gradient by using the updated share model; extracting a deep feature of assistance data with an attribute label by using the share model, and training an attribute inference model; and inferring a data attribute of an individual local training sample of the participating device based on the trained attribute inference model and the reconstructed deep feature.
An indoor monitoring and control system and method. An indoor monitoring apparatus comprises a millimeter wave radar (1) and a calculation unit (2). The calculation unit (2) is configured to: in response to radar signal data sent by the millimeter wave radar (1), analyze, on the basis of a preset separation threshold, a micro-Doppler spectrum signal greater than the separation threshold, said signal being from a micro-Doppler spectrogram formed in a preprocessing step; extract a feature value on the basis of a micro-Doppler time-frequency diagram subjected to background noise suppression; and classify the radar signal data on the basis of a constructed classification model and the extracted feature value to obtain an indoor condition category corresponding to the radar signal data. In the system and the method, there is no need to monitor privacy data of a person such as displacement, azimuth angle, and moving speed, the data processing volume is small, a monitoring result is obtained faster, and the indoor control system collects and calculates main indoor interference factors, such that the accuracy of indoor presence monitoring is improved, and personal experience is more comfortable.
H04L 12/28 - Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
G06V 10/764 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using classification, e.g. of video objects
G01S 13/88 - Radar or analogous systems, specially adapted for specific applications
9.
ENERGY EFFICIENCY OPTIMIZATION METHOD FOR IRS-ASSISTED NOMA THZ NETWORK
An energy efficiency optimization method for an IRS-assisted NOMA THz network comprises: classifying users into BS users and IRS users; defining a channel model for the BS users and a channel model for the IRS users; calculating a BS user rate and an IRS user rate respectively, and calculating a total rate of a system; proposing an optimization problem for downlink power control and IRS phase shift adjustment; and solving the optimization problem through an MADRL method. The invention puts forward an energy efficiency concept and adopts an MADRL method to maximize the overall energy efficiency of the system under the constraints of minimum rate and maximum power of each user.
METHOD FOR TRAINING DEEP ENSEMBLE MODEL BASED ON FEATURE DIVERSIFIED LEARNING AGAINST ADVERSARIAL IMAGE EXAMPLES, IMAGE CLASSIFICATION METHOD AND ELECTRONIC DEVICE
A method for training an ensemble model based on feature diversified learning includes: acquiring a high-level feature vector of each of the base networks by inputting example data into a current ensemble model; determining an activation intensity interval; acquiring an update of diversified features of the current ensemble model; outputting an output result corresponding to the example data based on the updated diversified features of the current ensemble model; and acquiring a target ensemble model by calculating a target loss function of the current ensemble model based on the example data and the output result, adjusting parameter values of the current ensemble model, and inputting the example data into the current ensemble model with the adjusted parameter values to continue training until the target loss function converges.
Disclosed is a lidar driving environment cognitive system based on visual area guidance. The cognitive system comprises a visual system, a lidar system, a data processing module, and a vehicle action control module; in the data processing module: a streaming media analysis module can analyze and process vehicle driving environment streaming media data sampled by the visual system; a key target spherical coordinate data processing module can analyze and process spherical coordinate data of a key target output by the streaming media analysis module, and output to the lidar system the azimuth coordinate among the processed spherical coordinates of the key target; the lidar system can measure the real distance of the key target and output real spherical coordinates of the key target to a key target three-dimensional trajectory prediction module; and the key target three-dimensional trajectory prediction module can generate key target real-time trajectory prediction data and output said data to the vehicle action control module. Precise measurement and motion trajectory prediction can be carried out on a key target.
A space-air-ground integrated UAV-assisted IoT data collection method based on AoI comprises: constructing a UAV-assisted space-air-ground integrated IoT system, constructing a UAV channel model and an AoI model, establishing an AoI-based UAV-assisted space-air-ground integrated IoT data collection model, transforming a problem into a Markov problem, introducing a neural network to solve a high-dimensional state problem, introducing a deep reinforcement learning algorithm to train UAVs to find optimal collection points, and introducing a matching theory to match the UAVs and IoT devices. To meet the requirement for the timeliness of information collection, the invention finds the optimal configuration of flight parameters of UAVs and deduces the restrictive relation between performance indicators such as AoI, system capacity and energy utilization rate, thus effectively improving the timeliness of information collection, reducing the management and control complexity of the system, and improving the application level of AI in the IoT field.
An inference method and apparatus for a cooperative training data attribute, and a computing device and a storage medium. The method comprises: distributing a sharing model that is pre-trained by a server to a distributed cooperative training participant device, such that the participant device performs a training iterative update on the sharing model by using batch data of local samples (S11); acquiring a first gradient uploaded by the participant device, wherein the first gradient is a gradient of a model loss, which is computed when the participant device performs model training, relative to a model parameter (S12); on the basis of the updated sharing model, reconstructing a depth feature of the sample data according to the first gradient (S13); extracting a depth feature of auxiliary data having an attribute tag by using the current sharing model, and training an attribute inference model, wherein the sharing model is obtained by means of several iterative updates of cooperative training (S14); and according to the trained attribute inference model and the reconstructed depth feature, performing data attribute inference on a single local training sample of the participant device (S15).
G06N 3/04 - Architecture, e.g. interconnection topology
G06V 10/94 - Hardware or software architectures specially adapted for image or video understanding
G10L 25/30 - Speech or voice analysis techniques not restricted to a single one of groups characterised by the analysis technique using neural networks
Provided are a three-dimensional porous cobalt nitride-poly(3,4-ethylenedioxythiophene) flexible composite electrode and a manufacturing method therefor. The three-dimensional porous cobalt nitride-poly(3,4-ethylenedioxythiophene) flexible composite electrode has very high electrocatalytic activity on catalytic reduction of oxygen and water oxidation catalysis, and a zinc-air battery assembled by the three-dimensional porous cobalt nitride-poly(3,4-ethylenedioxythiophene) flexible composite electrode has good capacity and cycle stability.
2222222-based molecularly imprinted photoelectrochemical sensor for detecting tetracycline hydrochloride has good selectivity, a quick response speed and high sensitivity in the detection of trace tetracycline hydrochloride in water.
G01N 27/26 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variablesInvestigating or analysing materials by the use of electric, electrochemical, or magnetic means by using electrolysis or electrophoresis
G01N 27/30 - Electrodes, e.g. test electrodesHalf-cells
223232323233 anode material can be recovered without using a filtering operation, such that the difficulty of a subsequent treatment process is reduced, and the burden of the material on the structure of the next unit is reduced.
3422 array to form an electrode composite material, a higher basic photocurrent response is obtained by means of an electrode system containing the electrode composite material, a prostate labelled antibody (Ab2) and CdS are compounded to serve as a signal amplification probe, a photocurrent signal is amplified during a detection process, and higher sensitivity is achieved. A detection result is presented in real time, and the detection result is obtained more quickly, thereby improving the detection efficiency.
6O) and deionized water to be cooled in a room temperature, placing the crude CuS in the roaster and raising a temperature of the roaster to 50° C. to 80° C.; 5) producing cathode electrode of asymmetric capacitive deionization module by using the copper sulfide electrode material; 6) producing anode electrode of asymmetric capacitive deionization module by using activated carbon electrode material.
C02F 1/469 - Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
C02F 1/461 - Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
C02F 101/20 - Heavy metals or heavy metal compounds
19.
Distributed energy source system utilizing waste heat deeply
The present invention relates to a distributed energy source system utilizing waste heat deeply. The distributed energy source system utilizing waste heat deeply comprises a primary waste heat recycling module, a membrane distillation type seawater desalination module and a membrane type thermoosmosis power generation module. The distributed energy source system utilizing waste heat deeply provided by the present invention can recycle and deeply utilize waste heat and moisture in flue gas by means of the primary waste heat recycling module, the membrane distillation type seawater desalination module and the membrane type thermoosmosis power generation module to realize functions of seawater desalination and low-temperature power generation, has high energy utilization ratio and improves the waste heat utilization efficiency.
C02F 1/16 - Treatment of water, waste water, or sewage by heating by distillation or evaporation using waste heat from other processes
F25B 15/06 - Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas the refrigerant being water vapour evaporated from a salt solution, e.g. lithium bromide
F25B 27/02 - Machines, plants or systems, using particular sources of energy using waste heat, e.g. from internal-combustion engines
F01D 15/10 - Adaptations for driving, or combinations with, electric generators
The present invention provides a PZN-based large-size ternary high-performance single crystal, a growing method and a molten salt furnace. The PZN-based large-size ternary high-performance single crystal is represented by formula (1-x-y)Pb(B′1/2B″1/2)O3-yPb(Zn1/3Nb2/3)O3-xPbTiO3, wherein B′ is Mg, Fe, Sc, Ni, In, Yb, Lu and/or Ho, B″ is Nb, Ta and/or W, 0.4
C30B 9/06 - Single-crystal growth from melt solutions using molten solvents by cooling of the solution using as solvent a component of the crystal composition
323233 by means of a constant potential, and performing constant potential deposition of Au nanoparticles to prepare the nanogold-loaded tungsten oxide-silver sulfide composite material. The composite material also has good absorbance in a visible light region, can avoid inactivation of biomolecules caused by ultraviolet light, and can be applied to photoelectrochemical detection of tumor markers CA15-3.
G01N 27/26 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variablesInvestigating or analysing materials by the use of electric, electrochemical, or magnetic means by using electrolysis or electrophoresis
G01N 27/30 - Electrodes, e.g. test electrodesHalf-cells
G01N 33/574 - ImmunoassayBiospecific binding assayMaterials therefor for cancer
B82Y 40/00 - Manufacture or treatment of nanostructures
B82Y 30/00 - Nanotechnology for materials or surface science, e.g. nanocomposites
22.
Phosphorus nitride adsorbent with high-efficiency selectivity and its applications in removing uranium pollution and extracting uranium from seawater
1 for spiked seawater and natural seawater with a uranium concentration of 350 ppb, and the adsorbent has a long service life, and can still maintain 91.14% of the initial adsorption capacity after 5 cycles of adsorption and desorption. Taking into account the advantages of a short material preparation cycle, a wide range of raw material sources, a low cost, an excellent adsorption performance, and long service life, the adsorbent can be used in technical fields such as uranium-containing wastewater treatment, uranium ore resource recovery, uranium extraction from seawater and the like.
B01J 20/02 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material
G21F 9/12 - Processing by absorptionProcessing by adsorptionProcessing by ion-exchange
B01J 20/30 - Processes for preparing, regenerating or reactivating
B01J 20/28 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof characterised by their form or physical properties
A galvanic replacement reaction-based SERS enhanced substrate preparation method, wherein a metal salt, which has a good enhancement effect with respect to Raman spectroscopy, and a sacrificial template are used to perform a galvanic replacement reaction, and molecules to be researched or probe molecules are simultaneously added to the reaction solution. During the galvanic replacement reaction, a SERS signal of the system is detected in real time, so that a relational graph of the SERS signal and the galvanic replacement reaction time is obtained. According to the relational graph, an optimal experimental condition of a SERS substrate in an experimental program can be known.
Disclosed in the present application are a multi-view text clustering method and system based on one-step late fusion. The multi-view text clustering method based on one-step late fusion, which is involved in the present application, comprises the steps of: S1, acquiring text data, and processing the acquired text data to obtain a consensus clustering matrix; S2, decomposing the obtained consensus clustering matrix to obtain a decomposed consensus clustering matrix; S3, on the basis of the decomposed consensus clustering matrix, constructing a target function of a consensus matrix and a clustering label; S4, by means of an alternating optimization method, solving the constructed target function to obtain an optimal matrix; and S5, clustering the obtained optimal matrix to realize clustering.
A method and apparatus for training a speech adversarial sample testing model, and a device, and a computer-readable storage medium. The method comprises: acquiring speech training samples, wherein the speech training samples comprise a plurality of normal speech samples and a plurality of adversarial speech samples (110); performing spectrogram feature extraction on the speech training samples to respectively obtain positive sample spectrograms and negative sample spectrograms (120); and respectively inputting the positive sample spectrograms and the negative sample spectrograms into a preset neural network for training, so as to obtain a speech adversarial sample testing model (130). According to the method, the accurate testing of speech adversarial samples is achieved.
G10L 15/01 - Assessment or evaluation of speech recognition systems
G10L 17/02 - Preprocessing operations, e.g. segment selectionPattern representation or modelling, e.g. based on linear discriminant analysis [LDA] or principal componentsFeature selection or extraction
26.
HIGH-THROUGHPUT SUPER-HYDROPHOBIC WOOD, PREPARATION METHOD THEREFOR AND APPLICATION THEREOF
The present invention relates to the field of super-hydrophobic materials, and relates in particular to a preparation method for high-throughput super-hydrophobic wood, which comprises the following steps: first, placing wood in a mixed solution of sodium hydroxide and sodium sulfite at 80-100°C for 6-12 h so as to partially remove hemicellulose and lignin; then, placing the mixed solution in a hydrogen peroxide solution at 80-100°C to heat for 0.5-2.5 h so as to further remove lignin; freezing the wood and freeze-drying same for 4-10 h, then soaking the wood in 2-20 wt% polydimethylsiloxane solution, removing same, and curing at 60-100°C for 3-6 h to obtain high-throughput super-hydrophobic wood. The contact angle of water droplets on a surface of the super-hydrophobic wood prepared in the present invention can reach 156°, and the super-hydrophobic wood has a vertical arrangement and a porous structure having large pore sizes, which allows high-throughput oil-water separation to be quickly carried out under the drive of gravity, wherein the separation throughput can reach 7165 L·m-2·h -1. Relative to conventional oil-water separating materials, said wood has the features of having excellent performance, being easy to prepare, being natural and renewable, and having low application energy consumption and the like.
B01D 17/022 - Separation of non-miscible liquids by contact with a preferentially wettable solid
C02F 1/28 - Treatment of water, waste water, or sewage by sorption
B01J 20/28 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof characterised by their form or physical properties
B01J 20/30 - Processes for preparing, regenerating or reactivating
27.
WEAR-RESISTANT, ANTI-ULTRAVIOLET AND ANTI-STATIC SUPER-HYDROPHOBIC FABRIC AND PREPARATION METHOD THEREFOR
A wear-resistant, anti-ultraviolet and anti-static super-hydrophobic fabric, which is prepared by coating a carbon-coated hollow ceria/organosilicon polymer on the surface of a fabric. A preparation method is as follows: using silicon dioxide as a template and cerium nitrate as a raw material to prepare a ceria hollow microsphere precursor; using a hydrothermal method to carbon-coat the ceria hollow microsphere precursor and etching the template to then obtain carbon-coated hollow ceria; and dispersing the carbon-coated hollow ceria in silicone resin, and obtaining an anti-static super-hydrophobic fabric by means of spraying. The surface roughness and hydrophobicity of the fabric is improved by using the hollow structure and intrinsic hydrophobicity of carbon-coated hollow ceria, and the anti-static super-hydrophobic fabric obtained by means of imparting anti-static properties to the surface of the material by means of a carbon layer has good anti-static stability and wear resistance, and also has an excellent anti-ultraviolet performance. Also provided is a preparation method for a wear-resistant, anti-ultraviolet and anti-static super-hydrophobic fabric which is simple to operate.
D06M 11/45 - Oxides or hydroxides of elements of Groups 3 or 13 of the Periodic TableAluminates
D06M 15/643 - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain
A stereoscopic warehousing equipment comprising a conveying line assembly, a left storage assembly located at left end of the conveying line assembly, a right storage assembly located on tright end of the conveying line assembly, and a transferring carrying assembly arranged above the conveying line assembly and located between the left storage assembly and the right storage assembly, wherein the conveying line assembly comprising a conveying line mounting frame, an upper speed-chain conveying line and a lower speed-chain conveying line, wherein the conveying line mounting frame is provided with a lifting conveying platform located at front end of the upper and lower speed-chain conveying lines, wherein the lifting conveying platform comprising an electric lifting platform and a middle speed-chain conveying line, wherein the transferring carrying assembly comprising a transferring carrying portal frame, a horizontal driving linear module, a left carrying mechanism and a right carrying mechanism.
The present invention relates to the technical field of heat dissipation devices, and in particular to a heat dissipation device having a flat heat pipe and cooling liquid plate composite structure and a manufacturing method for the heat dissipation device. The heat dissipation device comprises a substrate, the substrate comprises a cooling liquid plate layer and flat heat pipe layers provided on the upper end face and/or the lower end face of the cooling liquid plate layer, and cooling liquid flow channels are formed in the cooling liquid plate layer. The heat dissipation device can achieve integration of the flat heat pipes and the cooling liquid plate, the flat heat pipe is in contact with a heating element and heat is transferred by means of conduction, and the heat is taken away by a cooling liquid in the cooling liquid plate, so that the heat dissipation device is good in heat dissipation performance and is suitable for heat dissipation of electronic heating elements, especially electronic elements which are ultrahigh in power density and are densely arranged. The heat dissipation device has simple operations in the manufacturing method, is convenient in control, is high in production efficiency, and is capable of being used for large-scale production; moreover, the produced heat dissipation devices are stable in quality, long in service life and good in heat dissipation performance.
A multi-crosslinked super-hydrophilic fabric and a preparation method therefor. The method comprises: forming PNC by utilizing a Michael addition reaction of branched PEI and 5ACl; and immersing a fabric in a mixed solution of PNC and CS, taking out the fabric and putting same into an oven for a heating reaction, forming a rough PNC-CS crosslinked coating on the surface of the fabric, and repeating the dip coating-heating step for multiple times to prepare the multi-crosslinked super-hydrophilic fabric having the surface rich in amino groups and hydroxyl groups.
The present invention relates to a method for MXene-enhanced Fenton-like oxidative degradation of a heavy metal complex and recovery of a heavy metal, the method comprising the following steps: adding 0.1-100 mg/L of MXene and 0.1-100 mM of an oxidizing agent to wastewater containing a heavy metal complex, and stirring same for a reaction at 10-30℃ for 10-90 min; leaving the reacted solution to stand or filtering same for solid-liquid separation, then washing a precipitate or filter residue by using an acid washing solution, and recovering a heavy metal; and freeze-drying the washed MXene prior to recycling.
CHEMICAL INDUSTRY AND ENGINEERING SOC OF DONGGUAN (China)
Inventor
Cai, Zhuodi
Tang, Shizhi
Xu, Yongjun
Chen, Yanfeng
Abstract
The present invention relates to an investment casting mold material for accessory casting and a preparation method therefor. The preparation method comprises: firstly, mixing 0.5%-5% of an SEBS thermoplastic elastomer and polypropylene to prepare a modified SEBS thermoplastic elastomer; then mixing 10%-30% of paraffin, 20%-50% of a microcrystalline wax and the prepared modified SEBS thermoplastic elastomer to prepare a base wax/modified SEBS thermoplastic elastomer composite material; and finally, mixing 0.5%-3% of vegetable wax, 10%-20% of poly-α methyl styrene resin, 5%-15% of a tackifying resin and 4%-10% of a paste refiner to prepare the investment casting mold material.
C08L 53/02 - Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bondsCompositions of derivatives of such polymers of vinyl aromatic monomers and conjugated dienes
CHEMICAL INDUSTRY AND ENGINEERING SOC OF DONGGUAN (China)
Inventor
Cai, Zhuodi
Tang, Shizhi
Xu, Yongjun
Chen, Yanfeng
Abstract
The present invention relates to an investment precision casting mold material for accessory casting and a preparation method therefor. The preparation method comprises: firstly, blending and grafting a toughening agent, a grafting modifier, an initiator and an antioxidant to prepare a modified toughening agent; then mixing 25%-45% of a microcrystalline wax, 15%-25% of paraffin, 1%-7% of EVA and 1%-5% of the modified toughening agent to prepare a base wax/modified toughening agent composite material; and finally, mixing 1%-3% of a natural wax and 25%-35% of a petroleum resin to prepare an investment precision casting mold material.
1/21/231/32/3333, wherein B' is Mg, Fe, Sc, Ni, In, Yb, Lu and/or Ho, B" is Nb, Ta and/or W, 0.4 < x < 0.6, 0.1 < y < 0.4, and 0.1 < 1-x-y < 0.4. The convection change of a melt is adjusted by means of rotation of a seed crystal at the top and rotation of a crucible at the bottom, the problems of serious crystal wrapping and poor quality in the process of growth are solved, such that a change of the crystal diameter can adapt to the thermal inertia of a thermal insulation system and thus, a crystal inclusion is effectively reduced, and the yield of the crystal is improved.
The present invention relates to the field of organic pigments, and in particular, to a perylene pigment and a preparation method therefor. The perylene pigment of the present invention has a general formula below, wherein Y is H or Cl, and X is C=O, C=S, or C=NH, Bx, Cr'R". According to the perylene pigment, by introducing a hydrogen bond, a new chromophoric group, and a combination of an electron withdrawing group and an electron donating group, not only a blue compound is obtained, but also the stability and weather resistance of color are improved, such that good flocculation resistance is achieved, and the perylene pigment can be used for thermal dye sublimation, is applicable indoors and outdoors, and has a wide application prospect. The preparation method of the present invention is simple in process, easy to prepare and high in yield, and satisfies industrial production and manufacturing requirements.
The present invention relates to the field of organic thermoelectric materials, in particular to a flexible organic thermoelectric composite film. The flexible organic thermoelectric composite film comprises carbon nanotubes and an organic conjugated polymer, wherein the flexible organic thermoelectric composite film is prepared from the carbon nanotubes and the organic conjugated polymer by means of dispersion and vacuum filtration. The flexible organic thermoelectric composite film provided by the present invention is green and environmentally friendly, has a relatively high thermoelectric performance, can efficiently convert heat energy into electric energy, and is long-acting and stable. The present invention also provides a preparation method for the flexible organic thermoelectric composite film, and the method has simple steps, is easy to operate and implement in practice, and thus can be widely applied in actual industrial production.
H01L 35/24 - Selection of the material for the legs of the junction using organic compositions
H01L 35/34 - Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
37.
Method for trapping molecule with optical fiber tweezers based on phase transition and crystallization and method for detecting raman spectrum of persistent organic pollutant
The present disclosure provides a method for trapping molecules with optical fiber tweezers based on phase transition and crystallization and a method for detecting a Raman spectrum of a persistent organic pollutant, belonging to the technical field of surface-enhanced Raman spectroscopy. Based on quite different solubilities of a substance to be detected in different solvents, dissolved phase small molecules to be detected are transformed into large size crystalline phase molecules through the physical process of phase transition and crystallization. Further, effective trapping of molecules to be detected that are not prone to bonding to noble metal nanoparticles in the vicinity of the noble metal nanoparticles can be achieved by combining the physical process of phase transition and crystallization with the physical trapping technique using optical fiber tweezers, so that the sensitivity of surface-enhanced Raman scattering (SERS) spectrum detection is significantly improved.
The embodiments of the present invention relate to the technical field of machine learning; disclosed is a deep ensemble model training method based on feature diversity learning, the method comprising: acquiring sample data (110); inputting the sample data into a current ensemble model to obtain a high-level feature vector of each base model (120); on the basis of an activation value of each neuron in the high-level feature vector, determining an activation intensity interval (130); on the basis of statistical features of the activation values in each sub-interval, determining the retention probability of the neurons of each base model in each sub-interval and, on the basis of the retention probability, adjusting the activation value of each neuron to obtain an updated high-level feature diversity representation of the current ensemble model, wherein M is greater than or equal to K (140); on the basis of the updated high-level feature diversity representation of the current ensemble model, outputting an output result corresponding to the sample data (150); and, on the basis of the sample data and the output result, calculating objective loss functions of the current ensemble model, adjusting parameter values of the current ensemble model, and inputting the sample data into the adjusted current ensemble model to continue training until the objective loss functions converge to obtain a target deep ensemble model (160). By means of the present method, the embodiments of the present invention achieve the beneficial effect of improving the robustness of the deep learning ensemble model.
Harbin Institute of Technology (Shenzhen) (Shenzhen Institute of Science and Technology Innovation, Harbin Institute of Technology) (China)
Dongguan University of Technology (China)
Inventor
Liao, Qing
Fang, Binxing
Ding, Ye
Abstract
The present disclosure provides an anomaly detection method and apparatus for multi-type data. According to the anomaly detection method for multi-type data, an adversarial learning network is trained, so that a generator in the adversarial learning network fits a distribution of a normal training sample and learns a potential mode of the normal training sample, to obtain an updated adversarial learning network, an anomaly evaluation function in the updated adversarial learning network is constructed according to a reconstruction error generated during training, and the updated adversarial learning network is constructed into an anomaly detection model, to perform anomaly detection on inputted detection data by the anomaly detection model, to obtain an anomaly detection result. A mode classifier is introduced to effectively resolve difficult anomaly detection when a distribution of detected data is similar to that of normal data, further improving the accuracy of anomaly detection.
Harbin Institute of Technology (Shenzhen) (Shenzhen Institute of Science and Technology Innovation, Harbin Institute of Technology) (China)
Dongguan University of Technology (China)
Inventor
Liao, Qing
Ding, Ye
Fang, Binxing
Wang, Xuan
Abstract
The present disclosure provides a multimodal fine-grained mixing method and system, a device, and a storage medium. The method includes: extracting data features from multimodal graphic and textual data, and obtaining each composition of the data features, the data features including a visual regional feature and a text word feature; performing fine-grained classification on modal information of each composition of the data features, to obtain classification results; and performing inter-modal and intra-modal information fusion on each composition according to the classification results, to obtain a fusion feature. The method enables a multimodal model to utilize a complementary characteristic of the multimodal data, with no influence by irrelevant information.
The present disclosure relates to an atom-by-atom assembly method for preparing a gallium-based indium tin conductive film, comprising: high-purity gallium, indium and tin materials are placed in an evaporation groove of a vacuum film-plating machine; atoms of components of gallium-based liquid metals are deposited on a substrate by means of heating in a vacuum so as to form a film state in which atoms are uniformly hybridized; and the components are placed in a vacuum heat treatment furnace having a temperature higher than the melting point of each component, undergo heat treatment, and form on the substrate the gallium-based indium tin conductive film of gallium-based liquid metal hybridized atoms.
The present invention provides a preparation method for a floating MXene assembly solar-thermal conversion material, and an application thereof, comprising: uniformly mixing MXene and a binder in water, performing directional freezing by using liquid nitrogen, and performing vacuum freeze drying to obtain a three-dimensional assembly; and then, adding a solar-thermal conversion material into a landfill leachate. The solar-thermal conversion material can float on the surface of the liquid, and the material can convert sunlight into thermal energy to activate persulfate in the solution, thereby realizing the purpose of removing organic pollutants in the landfill leachate.
A preparation method for an electrochemical sensor based on a loofah sponge biomass charcoal composite material and a preparation method for the composite material. The preparation method for the composite material comprises the following steps: pre-carbonizing a loofah sponge; activating loofah sponge powder by means of potassium hydroxide; and preparing a porous biomass carbon/poly(3,4-ethylenedioxythiophene)-gold composite material. The preparation for the electrochemical sensor comprises the steps above and further comprises: preparing a composite material dispersion liquid after the composite material is prepared, and preparing the electrochemical sensor by means of the composite material dispersion liquid.
A high-strength high-wear-resistance Al-Si alloy and a preparation method therefor and an application thereof, relating to the technical field of aluminum alloy materials. The high-strength high-wear-resistance Al-Si alloy provided in the present invention comprises the following components in percentage by mass: 16-23.5% of Si, 5-9% of Cu, 3-6.2% of Mg, 2-8% of Zn, 0.1-0.45% of Zr, 0.2-0.7% of La, 0.1-0.3% of Er, Mn≤0.2%, Fe≤0.15%, and the balance being Al and inevitable impurities, the content of each impurity in the inevitable impurities being less than 0.01%. By controlling the content of Si, Cu, and Mg in the alloy while adding a small amount of Zr, La, and Er and more Zn to the alloy, Si phase morphology can be improved, crystal particles are refined, the alloy structure is uniform, and the alloy has high strength and good wear resistance.
C22C 21/02 - Alloys based on aluminium with silicon as the next major constituent
C22C 1/03 - Making non-ferrous alloys by melting using master alloys
C22C 1/06 - Making non-ferrous alloys with the use of special agents for refining or deoxidising
C22F 1/043 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with silicon as the next major constituent
45.
AL-SI ALLOY, PREPARATION METHOD FOR SAME, AND APPLICATIONS THEREOF
An Al-Si alloy, a preparation method for same, and applications thereof, related to the technical field of aluminum alloys. The Al-Si alloy, in terms of mass percent content, comprises Si 14-22%, Cu 2-5%, Mg 0.5-2.2%, Zr 0.15-0.25%, La 0.1-0.5%, Er 0.1-0.3%, Mn ≤ 0.2%, Fe ≤ 0.15%, and the remainder being Al and unavoidable impurities, where the content of each impurity among the unavoidable impurities is less than 0.01%. By adding trace amounts of Zr and compound rare earth elements La and Er to the alloy and, at the same time, controlling the contents of Si, Cu, and Mg in the alloy, the morphology of a Si phase is improved, crystals are refined, the alloy is structurally uniform and is provided with increased strength and improved wear resistance.
C22F 1/043 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with silicon as the next major constituent
46.
LEAD NANOSHEET-GRAPHENE TWO-DIMENSIONAL COMPOSITE, PREPARATION METHOD AND APPLICATION THEREOF
3244 and causing same to react at room temperature to obtain a mixed product; after the reaction is complete, centrifuging and washing the mixed product using deionized water; adding 1 mL of water to the obtained product, uniformly dispersing same using ultrasonic dispersion, and obtaining a lead nanosheet-graphene two-dimensional composite dispersion liquid. In the present invention, an inexpensive and simple preparation method for preparing a lead nanosheet-graphene two-dimensional composite is provided. Also provided is an application of a high-performance lead nanosheet-graphene two-dimensional composite in carbon dioxide electrocatalytic reduction.
A pyrrolic nitrogen-dominated nitrogen-doped graphene synthesis method, comprising the following steps: adding 5 mg of graphene oxide to 10 mL of dimethyl formamide according to a ratio, and performing ultrasonic treatment for 30 min to obtain a uniform 0.5 mg/mL graphene oxide dispersion; transferring 10 mL of 0.5 mg/mL graphene oxide dispersion to a 25 mL reaction kettle, adding 2 mL of water and 1 mL of n-butylamine to the reaction kettle under vigorous stirring to obtain a mixed liquid; placing the reaction kettle, which contains the mixed liquid, into a drying oven for heating; after heating is completed, naturally cooling the reaction kettle to room temperature, and performing centrifugal washing on a product; and adding 4 mL of a mixed liquid of anhydrous ethanol and water to the product, and performing ultrasonic treatment for 15 min to obtain a uniform pyrrolic nitrogen-dominated nitrogen-doped graphene dispersion. Provided are a mild and simple method for preparing pyrrolic nitrogen-dominated nitrogen-doped graphene, and pyrrolic nitrogen-dominated nitrogen-doped graphene having good performance.
The present disclosure discloses a method for preparing an anode material for lithium ion battery of a SiC nanoparticle encapsulated by nitrogen-doped graphene. The method includes: in an ammonia atmosphere, heating a SiC nanoparticle for a predetermined time, and cooling to obtain the SiC nanoparticle encapsulated by nitrogen-doped graphene.
2634343426344 ternary composite light catalyst system is constructed by using a hydrothermal composite method, so that a magnetic composite light catalyst is produced. Ternary complexes of the magnetic composite light catalyst exhibit a synergetic effect with each other to achieve high light-induced electron-hole separation and transport efficiency, and the magnetic composite light catalyst has excellent light catalytic activity and high light catalytic antibiotic degradation efficiency, supports effective recycling and reuse, and has a broad application prospect in the field of light catalytic antibiotic degradation pollution.
Provided are a biomembrane electrode material based on special-shaped carbon fiber, and a preparation method therefor and the use thereof. The biomembrane electrode material comprises a special-shaped cross-section carbon fiber fabric electrode substrate and a biomembrane loaded on the electrode substrate. The special-shaped cross-section carbon fiber fabric electrode substrate comprises a special-shaped cross-section carbon fiber fabric, and graphene and polypyrrole loaded on the surface of the fabric and in voids of carbon fibers, wherein the polypyrrole is loaded on the surface of the graphene and forms polypyrrole nanowires, which form a three-dimensional nano-conductive network structure. The use of the special-shaped cross-section carbon fiber fabric as an electrode loading matrix can increase the specific surface area of the carbon fiber fabric. In addition, the voids of the special-shaped cross-section are in communication with each other, such that a void network structure is formed. When graphene and polypyrrole are loaded on the surface and in the voids of the fabric, a three-dimensional conductive network structure can be formed, and the problem of a reduced biomembrane performance caused by the antimicrobial effect of graphene can be overcome. The use thereof in organic wastewater treatment has the characteristics of a high current density and a high degradation rate.
xyy alloy by means of an ultrasonic-assisted dealloying method so as to prepare a nano-porous T coarse powder, then subjecting same and an M-containing gas reactant to an M-reaction so as to obtain a nano-porous T-M coarse powder, and finally further crushing same by means of a jet mill to obtain a nano-porous T-M fine powder. The method can realize the low cost and large-scale production of a nano porous T-M fine powder, and has wide application prospects.
B22F 9/16 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using chemical processes
B22F 9/04 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using physical processes starting from solid material, e.g. by crushing, grinding or milling
B22F 1/00 - Metallic powderTreatment of metallic powder, e.g. to facilitate working or to improve properties
B82Y 40/00 - Manufacture or treatment of nanostructures
52.
DEEP LEARNING-BASED MIMO MULTI-ANTENNA SIGNAL TRANSMISSION AND DETECTION TECHNOLOGIES
The present invention relates to deep learning-based MIMO multi-antenna signal transmission and detection technologies, and provides a deep learning-based MIMO multi-antenna signal transmission and detection device. Said device comprises: a compression and multiplexing module, configured to perform compression and dimension reduction processing on modulated signals; a device transmitting end, in cases where the number of transmitting and receiving antennas is given, configured to transmit, by means of a transmitting antenna, target signals processed by the compression and multiplexing module; a device receiving end, configured to process received signals so as to realize reconstruction of the target signals, the device receiving end comprising a first neural network signal processing module and a second neural network signal processing module, wherein the second neural network signal processing module reconstructs an original signal x by inputting, into a second neural network model constructed thereby, a high-dimensional sparse signal θ which is solved from the low-dimensional target signals by the first neural network signal processing module using a first neural network model constructed thereby.
The present invention relates to an artificial intelligence-based MIMO multi-antenna signal transmission and detection device. The device comprises: a sparsification module that uses a first neural network model to perform sparse representation on an original signal; a compression multiplexing module used for performing compression and dimension reduction processing on the signal that is subjected to the sparse representation; and a device receiving end used for processing a received signal to realize the reconstruction of a target signal. The device further comprises a de-multiplexing module, wherein the de-multiplexing module is configured at the device receiving end, uses a compressed sensing reconstruction algorithm to solve for a sparse representation vector aa from a low-dimensional signal, and finally uses a second neural network model to reconstruct a signal received by the de-multiplexing module so as to obtain an original signal x.
A preparation method for a polyaniline-gold composite material. The method comprises the following steps: (1) preparing a short-chain polyaniline template; and (2) reacting the short-chain polyaniline template with gold ions to obtain the polyaniline-gold composite material. According to the present invention, the size-controllable PANI/Au nanometer composite material is prepared by means of an in-situ reduction method, the composite material can be applied to the field of electroreduction of CO2, and the catalytic effect of the composite material is excellent due to the fact that a gold loading amount is proper, particles are uniform, no large agglomeration exists and a good synergistic effect exists between the composite material and polyaniline.
343324334332433433243343324334332433/C composite electrode is assembled with commercially available activated carbon to form the hybrid CDI module, and by applying an external electric field, Na+and Cl-can be effectively removed from salt water, thereby achieving desalination; when the voltage at both ends of the electrode is eliminated or reversed, Na+and Cl- can be quickly desorbed to achieve regeneration of the electrode, thereby exerting an excellent cyclic regeneration capability.
2323233 photoelectrochemical material in step a into a detection electrode system; and c, quantitatively detecting the carcino-embryonic antigen with the assembled electrode system in step b. The detection method has the advantages of high sensitivity, high selectivity and low limit of detection, and is beneficial to early diagnosis and disease monitoring of malignant tumors.
INSTITUTE OF SCIENCE & TECHNOLOGY INNOVATION, DONGGUAN UNIVERSITY OF TECHNOLOGY (China)
DONGGUAN KEHENG HAND MODEL CO., LTD. (China)
Inventor
Li, Nan
Zhou, Zirong
Chen, Shenggui
Wen, Binghua
Abstract
A method for preparing a pair of personalized three-dimensional (3D) printing medical isolation goggles includes the steps of S1: establishing a medical isolation goggles matrix; S2: acquiring the facial data of a user; S3: establishing a personalized medical isolation goggles model; S4: performing additive manufacturing, wherein a pair of medical isolation goggles is provided with high personalized fitness and high breathability for patients with eye diseases such as conjunctivitis, virus-susceptible patients, front-line clinical medical workers and related workers, and the compression damage to the face caused by the wearing of the medical isolation goggles for a long time is reduced in terms of fitness and comfort, where the medical isolation goggles are manufactured in a mode of additive manufacturing, small-batch rapid production can be performed after data merging, and a large number of processes and costs are reduced in the production cycle.
B29C 64/135 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask the energy source being concentrated, e.g. scanning lasers or focused light sources
B33Y 40/20 - Post-treatment, e.g. curing, coating or polishing
H04N 1/00 - Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmissionDetails thereof
B29K 75/00 - Use of polyureas or polyurethanes as moulding material
An orthopedic insole and a method of manufacturing a convex cushion structure for walking unsteadiness, the convex cushion structure being provided on an upper surface of an insole body. The method includes steps of data collection: measuring plantar static pressure data and plantar dynamic pressure data; data analysis: analyzing the plantar static pressure data and the plantar dynamic pressure data; preparing an insole body; performing insole modeling based on the plantar static pressure data; and importing the plantar dynamic pressure data to manufacture the insole body; partitioning the insole body; preparing the convex cushion structure: determining a shape of the convex cushion structure by using a test result of the dynamic pressure distributions; determining a specific location of the convex cushion structure by using a test result of the gait lines and the gait cycle; and printing the convex cushion structure on the upper surface of the insole body.
Disclosed are a mixture of a fused ring aromatic pigment and a polymer material, a preparation method therefor and a downstream product thereof. According to the method, different thermoplastic polymer materials can be selected and mixed with a reactant for generating a fused ring aromatic pigment; by adjusting the reaction molar ratio of the raw materials and the amounts of the raw materials in the whole reaction system, the mixture of the reactant and the polymer material can be extruded or kneaded to obtain a mixture of the fused ring aromatic pigment and the polymer material in one step; and compared with the pigment, the raw material reactant of the pigment has better dispersity in the polymer material so that the pigment can be directly generated and uniformly dispersed in the polymer material through extruding or kneading, and a solvent is not required to be added in the extrusion or kneading process, an o-diamine compound is also almost completely consumed, the obtained mixture does not need to be purified, the generation of three types of waste product in traditional pigment synthesis processes is avoided, the process flow is greatly simplified, and the energy consumption is reduced.
A precision casting wax and a preparation method therefor. The precision casting wax consists of the following components in mass percentages: 6％-12％ of a polymer matrix, 20%-40% of a tackifying resin, 0.1%-8% of graphene oxide, 35%-45% of paraffin wax, 10%-15% of microcrystalline wax, 1%-5% of candelilla wax, and 1%-3% of polyethylene wax; the preparation method for the precision casting wax comprises the following steps: 1) adding paraffin wax, microcrystalline wax, candelilla wax, and a tackifying resin into a reaction kettle, and heating and stirring same until they are completely dissolved, so as to obtain a basic wax liquid; and 2) adding a polymer matrix, graphene oxide, and pigment into the reaction kettle, heating and stirring same until they are completely melted, and cooling. The precision casting wax has a modest softening point, and high bending strength, thermal conductivity, hardness, and surface finish, and can completely satisfy the size precision requirements and surface quality requirements of a large precision casting which is bulky and complex.
An adversarial example detection method includes: acquiring training examples and training example labels corresponding thereto, wherein the training example labels comprises normal examples and adversarial examples; inputting the training examples into a target model to obtain a first predicted score vector of the training examples; adding a random perturbation at N times to the training examples to obtain N groups of comparative training examples; respectively inputting the N groups of comparative training examples into the target model to obtain a second predicted score vector of each group of comparative training examples; constructing feature data according to the first predicted score vector and the second predicted score vector of each group of comparative training examples; training a classification model according to the feature data and the training example labels corresponding to the feature to obtain a detector; and detecting input test data according to the detector.
An adversarial example detection method and apparatus, a computing device, and a computer storage medium. The method comprises: acquiring a training example and a training example tag corresponding thereto, wherein the training example tag comprises a normal example and an adversarial example (101); inputting the training example into a target model to acquire a first prediction score vector of the training example (102); adding N random perturbations to the training example to acquire N sets of contrast training examples, wherein N is a natural number greater than 0 (103); separately inputting the N sets of contrast training examples into the target model to acquire a second prediction score vector of each set of contrast training examples (104); constructing feature data according to the first prediction score vector and the second prediction score vector of each set of contrast training examples (105); training a classification model according to the feature data and a training example tag corresponding to the feature data so as to acquire a detector (106); and performing detection on inputted test data according to the detector (107). The method and apparatus, the computing device, and the computer storage medium reliably detect an adversarial example according to a detector.
Disclosed in the present invention are an evasion attack method and device for an integrated tree classifier. The method comprises: acquiring a substitution data set and a learning model for training to obtain a substitution classifier; and searching an optimal modification feature by using a shortest path algorithm and an evasion attack strategy according to the substitution classifier, positioning and modifying a corresponding feature of an original input sample, and generating a tentative sample to perform tentative evasion attack on a target classifier until the evasion attack succeeds or the maximum modification frequency limit is reached. By implementing the present method, a black box attack method of the integrated tree classifier (a gradient boosting tree, a random forest, etc.) can be deeply researched, so that a basis and a reference are provided for designing a robust integrated tree classifier.
An in-situ photocatalysis monitoring system based on surface-enhanced Raman Scattering (SERS) spectroscopy. The monitoring system may include a Raman excitation light source, a laser coupling lens, a narrow band filter, a total reflection mirror, a dichroic mirror, a focusing coupling lens, a SERS optical fiber probe, a liquid phase photocatalysis reactor, a photocatalytic light source, a Raman collection lens, and a spectrometer. A first furcation part and a second furcation part each extend from one end of a common detection part of the SERS optical fiber probe; an extending end of the first furcation part is coupled with the focusing coupling lens; an extending end of the second furcation part is coupled with the photocatalytic light source; and the other end of the common detection part is arranged inside the liquid phase photocatalysis reactor. Raman excitation light and photocatalytic light may be transmitted on a common channel.
B01J 35/00 - Catalysts, in general, characterised by their form or physical properties
B01J 19/12 - Processes employing the direct application of electric or wave energy, or particle radiationApparatus therefor employing electromagnetic waves
G02B 27/14 - Beam splitting or combining systems operating by reflection only
A quinoid conjugated polymer, a preparation method therefor, and an application thereof. The quinoid conjugated polymer is a quinoid structure polymer connected by means of a C=C double bond, has good conductivity, and can be applied to a photoelectric device. A monomer for preparing the quinoid conjugated polymer contains at least two carbonyl groups; the preparation method is simple; the conductivity can be shown without oxidation treatment or doping; and a preparation process thereof is rapid and convenient.
Zhuzhou Lince Group Shock Absorber Co., Ltd (China)
Inventor
Wang, Wenlin
Fan, Youquan
Dai, Moujun
Zhou, Zirong
Yin, Ling
Abstract
A compact testing module (1) for use in dynamic characteristics experiments of hydraulic damper valve under extreme high or low temperature conditions, an automated system and approach based on the compact testing module (1). The compact testing module (1) comprises an outer cylinder assembly (2), a guide seat assembly (3), a foam/air separator for guide seat (4), an inner cylinder (5), a piston-and-rod assembly (6), fluids (7), a foot valve assembly (8), a washer for inner cylinder (9), a washer for foot valve assembly (10), a fluid-guiding structure (11), a magnet (12), a fluid-returning assembly (13), a framework oil seal (14), a screw cover (15) and a dust wiper (16). Based on the integrated design principle, the compact testing module (1) allows the fluids (7), the pressure fluid supplier, the hydraulic damper valve being tested (32), the pressure sensors be all integrated in one component.
F16F 9/34 - Special valve constructionsShape or construction of throttling passages
F16F 9/18 - Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium Details
67.
INTELLIGENT PARAMETRIC DESIGN METHOD FOR WINGS OF MINIATURE FLAPPING-WING AIRCRAFT
The present invention discloses an intelligent parametric design method for wings of a miniature flapping-wing aircraft. The following steps are adopted to carry out the parametric design of the wings: (1) generating in the X-Y coordinate system key point sequences of upper and lower parts of the MAV wing, namely: the upper part Ai (i=1...N) and the lower part Bi (i=1...M), N and M are the number of A point sequences and B point sequences, A point and B point are represented by coordinate data (x, y); (2) performing geometric modeling: using a quadratic interpolation spline curve to connect the key points generated in the above step to form a geometric shape of the MAV wing; (3) calculating and selecting, according to the geometric shape of the MAV wing generated in the above step, geometric and physical parameters related to performances ; and (4) defining geometric parameters with design goals to define a fitness function, and optimizing the calculation to obtain the geometric shape of the MAV wing.
The present invention is applicable to the field of improvement of digital encoding technology. Erasure codes are widely applied to data centers with massive storage to implement high fault tolerance and low storage redundancy. Provided is a new erasure code which is called a rack-aware regenerating code (RRC) and is capable of implementing an optimal compromise. Further provided is a method for constructing an accurate repair RRC having minimum storage redundancy and a minimum cross-rack repair bandwidth. The present invention provides that: (1) the method for constructing an RRC having minimum storage redundancy has a wide parameter selection range, and in most cases, the cross-rack repair bandwidth of the RRC is strictly less than that of a classic minimum storage regenerating code; (2) the method for constructing an RRC having minimum cross-rack repair bandwidth can support all parameters, and for most parameters, the cross-rack repair bandwidth of the RRC is less than that of a minimum bandwidth regenerating code.
A three-rotation-one-translation (3R1T) decoupled ankle rehabilitation robot. A robot body consists of a symmetrical hybrid mechanism. The hybrid mechanism comprises a base (6), a moving platform (4), a pedal plate (5), and three branches (1, 2, 3) for connecting the base and the moving platform. The first branch (1) of the three branches is a PRR branch. The second branch (2) and third branch (3) are both CPRR branches, and are symmetrically arranged with respect to the bottom of the base. The pedal plate and the moving platform are connected in series to form part of a branch. The mechanism as a whole is a 3R1T mechanism. A completely decoupled symmetrical two-rotation-one-translation parallel mechanism comprises a base (104), a moving platform (105), and three branches (101, 102, 103). The first branch (101) and the second branch (102) thereof are both PRR branches, and the third branch (103) is a CPU branch. The three branches are completely decoupled by means of motion pairs. The mechanism is a kinematically decoupled mechanism. Ankle movements are separately performed by controlling different branches. The mechanism is symmetrical, and has fewer branched-motion pairs, thereby improving the accuracy of control. The mechanism has a compact structure, and is stable.
A back end precise collimator for scattering neutrons, comprising a neutron source pipe (1), a connecting plate (2), a neutron inlet (3), a cellular collector (6), a collimation constraint (9), a barrier plate (11), a diverter (12), a shielding layer (15), a baffler (17), a constraint adjusting rotary table (18), a lens placing layer (21), a collision layer (22), a collimator inner wall (23), a rotating handle (24), and a collimator (31). The collimator (31) is connected to the neutron source pipe (1); the neutron source pipe (1) is connected to the connecting plate (2) at the front end part of the collimator (31); the neutron inlet (3) is mounted at the other end of the connecting plate (2); the neutron inlet (3) is connected to the collision layer (22) in an inner cavity of the collimator (31); the cellular collector (6) is mounted on a partition plate (7); the cellular collector (6) is connected to a narrowed port (16) in the collimation constraint (9); the narrowed port (16) is connected to the constraint adjusting rotary table (18); the lens placing layer (21) is provided at the tail end of the collimation constraint (9); the collimation constraint outlet (10) is connected to a barrier plate constraint port (14) in the barrier plate (11); a barrier plate (11) constraint hole is connected to a diverter inlet pipe (28) in the diverter (12); and the diverter inlet pipe (28) is connected to the diverter (12).
G21K 1/04 - Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers
71.
Temperature adjusting method for instant heating or cooling with an energy-saving water dispenser and water dispenser
Disclosed is a temperature adjusting method for instant heating or cooling with an energy-saving water dispenser, the method including: installing a water dispenser, which includes a heating device, a control processor, etc.; coupling a water inlet to a tap water pipe and heating the water to 100° C., where the produced boiling water is split into two branches, one flows out from a high-temperature water outlet; the other branch flows through a preheater and performs heat exchange with cold water to achieve a temperature drop thus forming warm boiled water, which enters a refrigeration unit to be cooled to 5° C. When the user sets a single-time output water temperature and amount within an effective range, the control processor automatically matches the corresponding working mode and provides an accurate output according to the user-set single-time output water temperature and amount. There is further disclosed a water dispenser.
A remote SERS spectrum detection system and a method thereof. The system includes: a pulsed laser light source, configured to emit Raman excitation light; an optical fiber Raman coupling module, configured to couple the Raman excitation light; the optical fiber Raman probe, configured to transmit the Raman excitation light to an object to be measured to generate a SERS signal light, a backscattered SERS signal light being coupled to a monochromator through the optical fiber Raman coupling module; the monochromator, configured to split the backscattered SERS signal light, to obtain backscattered SERS signal lights at different wavelengths; a high-speed photodetector, configured to convert the backscattered SERS signal lights into time-resolved electrical signals; a processor, for analyzing electrical signals, retrieving a SERS spectrum of the remote object to be measured, and controlling automatic scanning of a grating in the monochromator to achieve clock synchronization.
G01K 11/32 - Measuring temperature based on physical or chemical changes not covered by group , , , or using changes in transmittance, scattering or luminescence in optical fibres
H01S 3/30 - Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range using scattering effects, e.g. stimulated Brillouin or Raman effects
73.
Ceramic photosensitive resin based anti-precipitation three-dimensional (3D) printing apparatus
The present invention discloses a ceramic photosensitive resin based anti-precipitation three-dimensional (3D) printing apparatus, including a trough having a light transmitting area at the bottom, a projector directly below the light transmitting area, a printing platform directly above a containing cavity of the trough, a first lifting drive device for driving the printing platform into or out of the containing cavity, a lifting frame, a disturbing wheel mounted on the lifting frame and protruding downward from the lifting frame, a second lifting drive device for driving the lifting frame together with the disturbing wheel to reciprocate in the containing cavity, a rotating motor located outside the containing cavity and having an output shaft passing through the trough in a sealed manner, a friction driving wheel located in the containing cavity and mounted on the output shaft, and a friction driven wheel mounted coaxially with the disturbing wheel.
A surface-enhanced Raman spectroscopy-based photocatalytic in-situ monitoring system. The monitoring system comprises: a Raman excitation light source (1), a laser coupling lens (3), a narrow-band filter (4), a total reflector (5), a dichroic mirror (6), a focusing and coupling lens (7), a surface-enhanced Raman scattering optical fiber probe (8), a liquid-phase photocatalytic reactor (9), a photocatalytic light source (15), a Raman collection lens (12) and a spectrometer (14). One end of a common detection portion (80) of the surface-enhanced Raman scattering optical fiber probe (8) separately extends out of a first bifurcation portion (81) and a second bifurcation portion (82). An extension end of the first bifurcation portion (81) is coupled with and connected to the focusing and coupling lens (7). An extension end of the second bifurcation part (82) is coupled with and connected to the photocatalytic light source (15). Another end of the common detection part (80) is disposed in the liquid-phase photocatalytic reactor (9). Raman excitation light and photocatalytic light are transmitted in the same path, which greatly reduces the difficulty of the experiment, and may effectively prevent monitoring errors caused by the incomplete coincidence of focus points, thereby effectively improving the accuracy of Raman dynamic monitoring. The present monitoring system has a compact structure and good portability.
The present invention provides an OAM mode demodulation system based on mode conversion, the present invention combines a pattern classifier and a device of a Mach Zehnder interferometer embedded with a Dove prism to avoid the inherent defects of the pattern classifier. Due to parity topological charge classification of the improved Mach Zehnder interferometer, the adjacent topological charge spacing in the output beam of each port is at least larger than or equal to 2, and therefore, the overlap and crosstalk brought by the pattern classifier itself can be avoided. The pattern classifier itself is a relatively efficient, parallel detection method, adding an improved Mach Zehnder interferometer before pattern classification can increase the channel utilization while solving the inherent overlap.
The present invention provides a geometric optical transformation-based OAM channel extraction and addition system and method. Said system achieves extraction and addition of multiple OAM light beams by means of combining linear optical geometric transformation-based mode converters, Fourier lenses and a programmable spatial light modulator. A symmetric mode converter is added to the right of the programmable spatial light modulator, and then the transmission or reflection of each small area of the spatial light modulator is programmed and controlled according to requirements, thereby achieving the extraction and addition of multiple OAM channels. The present invention is able to achieve extraction and addition of OAM channels by combining OAM light beam mode transformation with a programmable spatial light modulator.
G02B 6/293 - Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
The present invention relates to an access method in a 5G system. At a user side, an ID is shared by means of a soft SIM card, a user equipment may dynamically modify an ID number of the SIM card, and all user equipment sharing the ID has the same ID; then, a network is accessed on the basis of a non-orthogonal multiple access grant-free transmission scheme; at a network side, the signaling burden of a control plane of an access network of a user is reduced by means of a grant-free orthogonal access mode, and a same data bearer is allocated to all user equipment having the same ID at a core network side; when massive equipment is simultaneously accessed, the signaling burden of the access network and core network control planes can be effectively reduced, the resource utilization efficiency in a network equipment is improved, and normal access of the user is guaranteed to carry out data transmission.
The present invention provides a preparation method for gold nanoparticles based on functionalized ionic liquid. The method comprises synthesizing a functionalized ionic liquid, 3-(12-bromo-dodecyl)-1-(3-pyrrole propyl)-imidazole bromide, as a stabilizer for synthesizing gold nanoparticles, adjusting the concentration of the ionic liquid and the dosage of the reducing agent, thereby successfully preparing the icosahedral gold nanoparticles, and characterizing the morphology thereof by TEM, XRD and SEM. In the present invention, the method employed for preparing the stabilizer is simple, non-toxic, harmless and pollution-free, moreover the preparation of gold nanoparticles by aqueous phase has the advantages of mild conditions, short reaction time, simple operation, green and pollution-free, and belongs to the environment-friendly preparation.
B22F 9/24 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
79.
MEDIUM SUPER-SURFACE-BASED POLARIZATION GENERATOR AND DESIGN METHOD THEREFOR
The present invention provides a medium super-surface-based polarization generator and a design method therefor. The designed polarization generator is integrated by three sets of dual-polarization focusing super-surfaces, and according to the parabolic phase distribution, an X-line polarization component and a Y-line polarization component, a 45°-line polarization component and a 135°-line polarization component, and left and right circular polarization components of incident light are extracted and focused to six different positions of a transmissive surface, respectively. The transmissive super-surface consists of a two-layer structure, comprising a substrate and a rectangular column array having a sub-wavelength thickness. A transmissive resonance unit of the transmissive super-surface consists of a rectangular nano antenna, and by using a dual-phase modulation method, phase response to different polarization states is realized by changing the length and width and the rotation angle of an optical axis. According to the design method, for different incident wavelengths, high permeability materials of respective bands can be selected to design the super-surface, thereby having high flexibility; moreover, the polarization generator is simple in structure design and convenient to process, and has wide application prospects.
A method for water temperature stepless adjustment of pipeline water dispenser includes connecting a water inlet pipe, a heat exchanging sump, a heating sump, a heat exchanger, a refrigeration sump, and a water outlet pipe, in turn, to form water inlet and outlet pipelines of a water dispenser; configuring a plurality of motorized valves or magnetic valves; configuring a plurality of temperature sensors; configuring a PLC control system which is connected with the motorized valves or magnetic valves, the temperature sensors, the heating sump, the refrigeration sump; setting outlet water temperature and water capacity and controlling the motorized valves or magnetic valves, and the temperature sensors; and controlling the PLC control system to calculate and judge to supply water with desired temperature and desired capacity.
F28F 27/02 - Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus for controlling the distribution of heat-exchange media between different channels
B67D 1/00 - Apparatus or devices for dispensing beverages on draught
B67D 1/08 - Apparatus or devices for dispensing beverages on draught Details
81.
Bonding machine capable of trimming new and old SMT splice tapes
A bonding machine capable of trimming new and old SMT splice tapes comprises a supporting plate (1). A new splice tape conveying device (3) and an old splice tape conveying deVice (4) are disposed upon the supporting plate (1) are disposed opposite each other. A lifting device (8) is disposed in the middle of the supporting plate (1), and a bonding mechanism (7) is disposed above the lifting device (8). A cutting device (6) is disposed above the old splice tape conveying device (4) and comprises a cutting seat (60), a cutting motor (61) disposed upon the cutting seat (60), and a cutting cam (62) connected to a cutter (64) which is disposed upon the cutting seat (60).
B65H 35/06 - Delivering articles from cutting or line-perforating machinesArticle or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers from or with transverse cutters or perforators from or with blade, e.g. shear-blade, cutters or perforators
82.
VARIABLE-DIAMETER SPINNING NOZZLE AND PROCESSING DEVICES FOR HOLLOW FIBER MEMBRANE BUNDLE AND MEMBRANE MODULE
The present invention relates to a variable-diameter spinning nozzle, processing devices for hollow fiber membrane bundle and membrane module. The variable-diameter spinning nozzle comprises a center round tube, a middle round tube and an external chamber which are sequentially nested, and a first drive mechanism for driving the middle round tube to move vertically upwards and downwards. The bottoms of the center round tube, the middle round tube and the external chamber are leveled. The variable-diameter spinning nozzle provided by present invention obtains membrane fiber by adjusting the location of the middle round tube, and this membrane fiber involves membrane fiber heads with relatively large diameter on both ends and a membrane fiber middle section with relatively small diameter. In the subsequent process of binding and assembly of membrane module, porosity of the membrane fiber middle section can be adjusted by controlling a diameter ratio of the membrane fiber head to the membrane fiber middle section, and thus arbitrary fill density and regular arrangement of membrane module are achieved.
An automatic operating device for hollow fiber membrane includes a first membrane fiber traction apparatus, a membrane fiber bracket member for fixing the membrane fiber, and a second fiber traction apparatus, which are disposed in sequence. The membrane fiber bracket member comprises a first membrane fiber bracket and a second membrane fiber bracket each having upper openings. The first membrane fiber traction apparatus, the first membrane fiber bracket, the second membrane fiber bracket, and the second membrane fiber traction apparatus are all provided with membrane fiber holes matched with the membrane fiber. The automatic operating device further comprises a membrane fiber grabbing mechanism, a first driving mechanism, a cutting mechanism and a glue-filling mechanism. The present invention can realize the automatic penetration of membrane fiber into the membrane fiber brackets and the traction apparatus, and realize formation of the membrane fiber in a regular arrangement.
B01D 63/00 - Apparatus in general for separation processes using semi-permeable membranes
B01D 69/00 - Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or propertiesManufacturing processes specially adapted therefor
A construction method for repairing a binary array code check matrix, the method comprising: finding a binary MDS array coding structure, and constructing a progressive optimal repair bandwidth by means of selecting a well-designed generating matrix or parity matrix, and optimal repair may thereby be obtained.
H03M 13/15 - Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes
86.
Method for array elements arrangement of l-shaped array antenna based on inheritance of acquired character
A method for array elements arrangement of an L-shaped array antenna based on inheritance of acquired character. The method relates to the field of array elements design for L-shaped array antenna. In order to solve the problem that the arrangement of the current L-shaped array antenna system has a weak local ability, the invention firstly encodes for the J_K array, then calculates a fitness of each chromosome in the population, randomly selects two parent chromosomes according to a overwriting probability of inheritance of acquired character, calculates a percentage of gene delivery, performs a overwriting operation to generate a new population, repeats the overwriting operation to generate the final new population; calculates the fitness of each chromosome in the population, repeats the iteration until a predetermined termination condition is met, and obtains the optimal population gene; then determines the array elements arrangement of the L-shaped array antenna according to the optimal population gene.
11(k, r, d, p), where η ＝ d - k + 1, k ≥ 3, r ≥ 3 is an odd number, d ＝ k + (r - 1)/2 and τ ＝ (d - k + 1) k-2k×rr and a calculation formula thereof expressed as formula (I). A regenerated code product matrix structure still works in a quotient ring, the computational complexity is low, and repair bandwidth is reduced with greater fault tolerance.
H03M 13/15 - Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes
88.
Riveting and grinding assembly for the nozzle of a screw shaft valve
The present invention generally relates to assembly equipment of valve body, especially to riveting and grinding assembly for nozzle of screw shaft valve. The invention may include a rack, a power control box, a turntable and a turntable divider. A carrier assembly which engages with the screw shaft valve body is installed on the edge of the turntable with uniform distribution. On the center part of the turntable, a support shaft which is installed on and fixed with the rack is vertically interposed and on the top of the support shaft, an upper supporting disc is installed. A valve pipe feeding device, a valve pipe preloading device, a valve pipe riveting device and a valve pipe grinding device which engage with the carrier assembly are installed on the said rack on the rotational direction of turntable. As the threaded pipe is put into the carrier assembly by valve pipe feeding device, the carrier assembly rotates counterclockwise along the turntable and rotates to the valve pipe feeding device to the press threaded pipe into the valve seat. Thereafter the carrier assembly rotates the valve pipe riveting device and rivets threaded pipe with a valve flange in order to finish assembling process. Finally, the carrier assembly rotates the valve pipe grinding device to grind nozzle of valve to finish grinding and riveting process of threaded pipe with high positioning accuracy of assembly and marvelous hermetic sealing.
B23P 21/00 - Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
B23P 15/00 - Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
B23Q 39/04 - Metal-working machines incorporating a plurality of sub-assemblies, each capable of performing a metal-working operation the sub-assemblies being arranged to operate simultaneously at different stations, e.g. with an annular work-table moved in steps
B21J 15/14 - Riveting machines specially adapted for riveting specific articles, e.g. brake lining machines
B24B 19/00 - Single purpose machines or devices for particular grinding operations not covered by any other main group
F16K 27/00 - Construction of housingsUse of materials therefor
89.
NASH EQUILIBRIUM STRATEGY AND SOCIAL NETWORK CONSENSUS EVOLUTION MODEL IN CONTINUOUS ACTION SPACE
iijiiiiiubusiiii; and finally updating the cumulative average strategy (I); and if the cumulative average strategy (I) converges, outputting the cumulative average strategy (I) as the final action of the agent i. The present invention has the beneficial effects of: maximizing its own interests in the process of interacting with other agents, and finally learning the Nash equilibrium.
The present invention provides a collaborative type method and a system of a multistate continuous action space, belonging to the reinforced learning field. The method comprises the following steps: initializing an action set for states of an arbitrary state collection; initializing related parameters for states in an arbitrary state collection and actions in the action set; and constructing a corresponding collaboration mechanism in a correction layer and a strategy evaluation updating layer of the action set respectively until the return of an intellectual body i in state s is converged. The invention further provides a system for implementing the collaborative type method of multistate continuous action space. The invention has the beneficial effect as follows: the cooperative problem of multiple intellectual bodies in continuous action space can be well solved.
The present invention relates to the field of data processing, and discloses a deep reinforcement learning-based adaptive game algorithm, comprising the following steps: (A) acquiring policies for different degrees of cooperation; (B) generating policies for different degrees of cooperation; (C) detecting a cooperation policy of an opponent; and (D) making different coping policies. The technical effects of the present invention are as follows: trained detectors and policies for different degrees of cooperation are used to implement the existing concepts, such as Tit for tat, in sequential social dilemmas, improving the extensibility of the agent, and more intuitively acquiring competition policies superior to those already acquired.
G05B 13/04 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric involving the use of models or simulators
A seawater desalination device of industrial exhaust heat-driven ejector refrigeration and an application method thereof. The seawater desalination device comprises a seawater collecting pool, a low-pressure seawater storage tank, an ejector refrigeration system and a fresh water storage tank which are fluidly connected; the ejector refrigeration system comprising a nozzle for spraying low-pressure vapor, a mixing chamber, a diffuser, a first heat-exchanger, a condenser, a condensate pump and a generator; bottom of the low-pressure seawater storage tank being connected with a second heat-exchanger; the mixing chamber being connected with the nozzle, the diffuser and the low-pressure seawater storage tank, respectively; and the diffuser, the first heat-exchanger, the condenser and the fresh water storage tank being successively connected.
A device for obtaining water from air on an island includes: a concentrated solution air water obtaining system, a solar collector, a dilute solution dehydration system, a heat pump system, a solution heating system, and a water purification system. Humid air is introduced into the concentrated solution air water obtaining system, which performs a heat and mass transfer into a dilute solution and relatively low-temperature dry air. This air is used as interior fresh air. The diluted solution is heated by the solar collector, delivered to the dilute solution dehydration system, and sent to the solution heating system for heating and evaporating into water vapor. The water purification system cools, purifies, filters and stores the water vapor. At the same time, the heat pump system introduces heated humid air into the dilute solution dehydration system to recover heat contained in the heated humid air, and to extract water.
The present invention is applicable to the technical field of power automation control, and provides a multi-agent deep reinforcement learning proxy method based on an intelligent grid. The method comprises: S1, calculating a corresponding action standard value under a current state according to a selected action, and updating a parameter of a neural network; S2, establishing an "external competition, internal cooperation" multi-agent proxy according to the type of a consumer and a producer; S3, setting a reward function of each internal agent according to the profit maximization of the action of the agent and the interests of other internal agents. An input layer of the neural network can accept a direct input of a value of a feature of a depiction state, and Q-table needs to discretize the feature value to reduce the state space.
An accurately positionable computer host power-on detection machine comprises a detection box with an opening on the left side, the detection box is internally connected with a detection discharge block through a lifting device, the right part of the detection discharge block is provided with a positioning interception block, the height of the positioning intercept block is the same as the host and the center of the positioning interception block is provided with a detection port of 0.6-0.8 times the size of the rear side plate of the host, the inner side of the upper plate of the detection box is connected with an upper limit plate through a connecting plate, the detection box is provided with a positioning and clamping device cooperated with the left and right side plates of the host, and the inner side of the right side plate of the detection box is provided with a detection device which enables a detection insert block to move horizontally left and right.
The present invention relates to a fault detectable sheet body fixed distance conveying and punching assembly, which may include a rack, a conveying trough seat, a feeding trough, a processing rack and a punching device. On the rack is provided a feed motor and a feed screw. The movable feeding block is sleeved on the feed screw and the movable feeding seat is fixedly connected to the movable feeding seat. On the movable feeding seat is provided a feed lifting cylinder and on the feed lifting cylinder is provided a feed lifting block. On the feed lifting cylinder are equally provided feed blocks which may go through the feeding trough. On the processing rack is also provided a position detecting device which may include a detecting lifting cylinder provided on the processing rack. Under the detecting lifting cylinder is connected the detecting block. On the both sides of the detecting block is provided an acoustic wave range finder. The present invention includes a position detecting device, which may measure the position of the feeding block on the processing station by lifting the acoustic wave range finders on the position detecting device, and conduct integrity check to the fixed distance feeding part and maintain the entire assembly.
An automatic assembly machine fora combined control button, includes a frame, a power distribution control box, a turntable and turntable drive disposed on the frame so as to fit with each other, wherein the base fixtures fitting controller bases are evenly disposed along the circumference of the turntable; the front side of the frame located at the right side of the turntable is disposed with a base feeding mechanism; the rear side of the base feeding mechanism located on the frame is provided with a base transportation device fitting with the base fixtures; and the left side of the base transportation device along the rotating direction of the turntable is provided with a button assembly mechanism cooperating with the base fixtures.
B23P 19/04 - Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformationTools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
B23P 19/00 - Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformationTools or devices therefor so far as not provided for in other classes
B23P 21/00 - Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
H01H 13/88 - Processes specially adapted for manufacture of rectilinearly movable switches having a plurality of operating members associated with different sets of contacts, e.g. keyboards
98.
Conveying accuracy related fault detectable integrated sheet body punching and grinding assembly
The present invention relates to a conveying accuracy related fault detectable integrated sheet body punching and grinding assembly, including frame, conveying trough seat and processing frame. The processing frame is provided with a punching device and a grinding device, the frame is provided with a feed motor and feed screw. The feed screw is sleeved with a movable feed block; the movable feed block is fixedly connected with a movable feed seat, and the movable feed seat is provided with a feed lift cylinder, the feed lift cylinder is provided with a feed lift block. The feed lift block is evenly disposed with feed blocks that are capable of passing through the feed conveying trough, and a vertically oriented beam emitter is disposed on the portion that the feed lift block corresponds with the grinding device. A beam receiver is embedded in the lower surface of the grinding component of the grinding device; the present invention provides a beam emitter capable of emitting a vertical beam on the feed block corresponding to the grinding device, matching with the beam receiver disposed under the grinding head of the grinding device, which may accurately detect the feeding position of the feed block, thereby improves the punching and grinding precision of sheet bodies.
B23P 23/02 - Machine tools for performing different machining operations
B26F 1/02 - Perforating by punching, e.g. with relatively-reciprocating punch and bed
B21D 28/04 - Centering the workPositioning the tools
B24B 19/00 - Single purpose machines or devices for particular grinding operations not covered by any other main group
B23P 23/04 - Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
B23Q 17/22 - Arrangements for indicating or measuring on machine tools for indicating or measuring existing or desired position of tool or work
B24B 1/04 - Processes of grinding or polishingUse of auxiliary equipment in connection with such processes subjecting the grinding or polishing tools, the abrading or polishing medium or work to vibration, e.g. grinding with ultrasonic frequency
99.
Automatic fault diagnosable integrated sheet body punching and grinding assembly
The present invention relates to an automatic fault diagnosable integrated sheet body punching and grinding assembly, including a frame and a conveying slot seat, a processing frame is provided on the conveying slot seat, the processing frame is sequentially provided with a punching device and a grinding device; the frame is provided with a feeding motor and a feeding screw cooperating with each other, the feeding screw is sleeved with a movable feeding block, and the movable feeding block is fixedly connected with a movable feeding seat, the movable feeding seat is provided with a feeding lift cylinder, the feeding lift cylinder is provided with a feeding lift block; the feeding lift block is evenly disposed with feeding blocks that can pass through the feeding slot, and the distance between the processing portion of the punching device and the grinding device is the same as that between the adjacent two feeding blocks. In the present invention, the conveying slot seat cooperates with the fixed distance feeding part to realize the fixed distance feeding of the sheet bodies, the punching device and the grinding device are provided sequentially on the conveying slot seat, which enables continuous automatic punching and grinding of sheet bodies, thereby greatly improves the efficiency of punching and grinding of the sheet bodies.
B23P 23/02 - Machine tools for performing different machining operations
B24B 51/00 - Arrangements for automatic control of a series of individual steps in grinding a workpiece
B26F 1/02 - Perforating by punching, e.g. with relatively-reciprocating punch and bed
B21D 28/04 - Centering the workPositioning the tools
B23Q 15/22 - Control or regulation of position of tool or workpiece
B23Q 17/22 - Arrangements for indicating or measuring on machine tools for indicating or measuring existing or desired position of tool or work
B23Q 17/24 - Arrangements for indicating or measuring on machine tools using optics
B23P 23/04 - Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
100.
Integrated flattening, cutting, and collecting assembly capable of integrity maintenance
An integrated flattening, cutting, and collecting assembly includes a frame, a conveyor seat, and a processing rack. The processing rack is provided with a flattening cylinder and cutting cylinders, a flattening block cooperating with a steel sheet being conveyed by the conveyor seat, a cutting lift seat disposed beneath the cutting cylinders, the cutting lift seat being provided with a cutter and cutting pressing blocks, and wherein the distance between the two cutting pressing blocks is smaller than the length of the flattening block. In addition, the lower end of the cutter is disposed beneath the lower ends of the cutting pressing blocks, and this distance is the same as the thickness of the steel sheet being conveyed. The cutting pressing blocks can press and hold the steel sheet during cutting, while not affecting the cutting of the cutter, whereby the accuracy of the steel sheet cutting is greatly improved.
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