CCTEG XI'AN RESEARCH INSTITUTE (GROUP) CO., LTD (Chine)
CHINA COAL RESEARCH INSTITUTE (Chine)
Inventeur(s)
Wang, Hao
Sun, Junqing
Shang, Hongbo
Wang, Xiaodong
Wang, Tiantian
Zhou, Zhenfang
Abrégé
An intelligent discrimination method and apparatus for a mine water inrush source, a device, and a storage medium. The method comprises: acquiring a water chemical index of a water source sample to be discriminated (S1), wherein the water chemical index comprises a plurality of inorganic indexes and a plurality of organic indexes; and inputting the water chemical index into a preset water source discrimination model to obtain a water source type of said water source sample (S2). In addition to inorganic indexes for discrimination, organic indexes are added, so that the problem of being difficult to accurately discriminate, by means of inorganic water chemical indexes, water samples with similar component is solved, thereby improving the accuracy of water source type discrimination.
G01N 21/33 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière ultraviolette
G06F 18/213 - Extraction de caractéristiques, p. ex. en transformant l'espace des caractéristiquesSynthétisationsMappages, p. ex. procédés de sous-espace
2.
ON-LINE MULTI-COMPONENT GAS ANALYSIS SYSTEM BASED ON SPECTRAL ABSORPTION TECHNOLOGY AND ANALYSIS METHOD THEREOF
An on-line multi-component gas analysis system based on a spectral absorption technology includes a housing, wherein the housing includes an air inlet hole and an air outlet hole which are respectively connected with an air inlet pipe and an air outlet pipe, and the housing includes a dust removal and dehumidification device, a micro vacuum pump, an electronic flowmeter, and a plurality of different gas sensors; the dust removal and dehumidification device, which is configured to perform dust removal and dehumidification treatment on a gas entering from the air inlet hole; the micro vacuum pump, one end of which being connected with the dust removal and dehumidification device through a pipeline, and the other end of which being connected with the electronic flowmeter; and the plurality of different gas sensors. The disclosure includes an analysis method based on the on-line multi-component gas analysis system based on a spectral absorption technology.
G01N 21/31 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique
An ambient pressure compensation structure for an ultraviolet difference spectrum gas sensor includes a closed box, an ultraviolet difference spectrum gas sensor, a digital pressure sensor, a thermostatic controller, an industrial control computer, a pressure regulating assembly and a limiting partition; the pressure regulating assembly and the limiting partition are arranged inside the closed box, the pressure regulating assembly comprises a piston, a regulating rod and a driving motor, the left side of the piston is connected with the regulating rod, the front end of the regulating rod penetrates out of the closed box and is connected with the driving motor, and the piston divides the interior of the closed box into a pressure regulating air chamber and a working air chamber. Also disclosed is an ambient pressure compensation method for an ultraviolet difference spectrum gas sensor.
G01L 19/00 - Détails ou accessoires des appareils pour la mesure de la pression permanente ou quasi permanente d'un milieu fluent dans la mesure où ces détails ou accessoires ne sont pas particuliers à des types particuliers de manomètres
4.
MULTI-COMPONENT-GAS ONLINE ANALYSIS SYSTEM AND ANALYSIS METHOD BASED ON SPECTRAL ABSORPTION TECHNOLOGY
Disclosed in the present invention is a multi-component-gas online analysis system based on spectral absorption technology. The system comprises: a housing, wherein the housing is provided with an air inlet and an air outlet, which are respectively used for connecting to an air intake pipe and an air output pipe, and a dedusting and dehumidification apparatus, a miniature vacuum pump, an electronic flowmeter and a plurality of different gas sensors are further arranged in the housing; the dedusting and dehumidification apparatus, which is used for performing dedusting and dehumidification treatment on gas that enters via the air inlet; the miniature vacuum pump, wherein one end of the miniature vacuum pump is connected to the dedusting and dehumidification apparatus by means of a pipeline, and the other end of the miniature vacuum pump is connected to the electronic flowmeter; and the plurality of different gas sensors. Further disclosed in the present invention is an analysis method of the multi-component-gas online analysis system based on spectral absorption technology. By combining the multi-component-gas online analysis system and the analysis method of the present invention, the real-time performance and accuracy of gas monitoring in an industrial environment are effectively improved, and the occurrence and development states of the hazard of gas in the industrial environment can be accurately determined, thereby providing data support for emergency rescue and accident handling.
G01N 21/31 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique
5.
ENVIRONMENTAL PRESSURE COMPENSATION STRUCTURE AND METHOD FOR ULTRAVIOLET DIFFERENTIAL SPECTRUM GAS SENSOR
Disclosed in the present invention is an environmental pressure compensation structure for an ultraviolet differential spectrum gas sensor. The environmental pressure compensation structure for an ultraviolet differential spectrum gas sensor comprises a closed box, an ultraviolet differential spectrum gas sensor, a digital pressure sensor, a constant temperature controller, an industrial personal computer, a pressure regulating assembly, and limiting partition plates. The pressure regulating assembly and the limiting partition plates are disposed inside the closed box; the pressure regulating assembly comprises a piston, a regulating rod, and a driving motor; the regulating rod is connected to the left side of the piston; the front end of the regulating rod passes through the closed box and then is connected to the driving motor; and the piston divides the interior of the closed box into a pressure regulating air chamber and a working air chamber. Also disclosed in the present invention is an environmental pressure compensation method for an ultraviolet differential spectrum gas sensor. According to the compensation structure and method in the present invention, the gas concentrations under different environmental pressure conditions can be compensated, so as to overcome the defect of inaccurate measured gas concentration caused by the change in the environmental pressure condition, thereby providing a theoretical basis for industrial environment gas concentration measurement.
G01N 21/33 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière ultraviolette
G01N 21/01 - Dispositions ou appareils pour faciliter la recherche optique
A vehicle control system includes: an on-board control module, configured to control driving of the vehicle according to a control instruction sent by a vehicle dispatching command platform; a vehicle state module, configured to collect state information of the vehicle; an environment sensing module, configured to collect first road environment information of the vehicle; a UAV scanning module, configured to collect second road environment information of the vehicle; a data center module, configured to generate fusion information according to the state information, the first road environment information, and the second road environment information; a map module, configured to generate a driving route map of the vehicle according to the fusion information; and a vehicle dispatching command platform, configured to generate the control instruction according to the fusion information and the driving route map.
B64U 101/30 - Véhicules aériens sans pilote spécialement adaptés à des utilisations ou à des applications spécifiques à l’imagerie, à la photographie ou à la vidéographie
G01S 17/08 - Systèmes déterminant les données relatives à la position d'une cible pour mesurer la distance uniquement
G06V 20/54 - Trafic, p. ex. de voitures sur la route, de trains ou de bateaux
G08G 1/0967 - Systèmes impliquant la transmission d'informations pour les grands axes de circulation, p. ex. conditions météorologiques, limites de vitesse
G08G 1/0968 - Systèmes impliquant la transmission d'indications de navigation au véhicule
H04W 4/46 - Services spécialement adaptés à des environnements, à des situations ou à des fins spécifiques pour les véhicules, p. ex. communication véhicule-piétons pour la communication de véhicule à véhicule
The present disclosure relates to the technical field of roadway support. Disclosed is a rapid supporting device for a roadway. The rapid supporting device for a roadway comprises a supporting canopy frame, a canopy frame mounting trolley and a canopy frame dismounting trolley, wherein the supporting canopy frame can expand and contract; a mounting mechanism is arranged on the canopy frame mounting trolley, and the mounting mechanism is used for grabbing the supporting canopy frame placed on the canopy frame mounting trolley and supporting the supporting canopy frame in a roadway; a dismounting mechanism is arranged on the canopy frame dismounting trolley, and the dismounting mechanism is used for dismounting a supporting canopy frame in a supporting state in the roadway, and placing same on the canopy frame dismounting trolley; and the canopy frame dismounting trolley can transport the supporting canopy frame placed on the canopy frame dismounting trolley onto the canopy frame mounting trolley.
The present disclosure provides an image acquisition method and apparatus, and a storage medium. The method comprises: a control device controls the image acquisition apparatus to acquire a first image of a target area, evaluates image quality of the first image by using a preset image evaluation model, determines, according to an evaluation result, whether the image quality meets an imaging standard, and when the image quality does not meet the imaging standard, controls an air supply apparatus to adjust the ventilation amount of the target area, and/or controls an illumination apparatus to adjust the illuminance of the target area, and controls the image acquisition apparatus to acquire a second image of the target area and evaluates image quality of the second image, until the image quality of second image meets the imaging standard. According to the present disclosure, the physical environment of an image acquisition area can be regulated and controlled according to the quality evaluation result of the acquired images, and the imaging quality can be improved in the image acquisition stage, thereby achieving the effect of fundamentally improving the image quality.
A tunnel heading method, the method comprising: controlling a heading unit (1) to perform heading operation, and controlling a temporary supporting device (2) to perform temporary supporting operation; when the temporary supporting distance reaches a preset distance threshold, controlling the heading unit (1) to stop the heading operation; and performing long-term supporting operation on the tunnel after ventilation and dust settling at the working face where the heading unit (1) stops and safety confirmation. In the present method, the heading operation and the supporting operation are separated in space and time, such that tunnel heading can be carried out by time and sections, thereby preventing workers from working in extreme severe environments, lowering the risk of relevant employees suffering from occupational diseases, and reducing the deaths due to occupational diseases.
Provided is an impact testing device, comprising: an impact head, the elastic modulus of the impact head being determined according to a target frequency, the elastic modulus being positively correlated with the target frequency. The impact head of the impact testing device is customized with material of a suitable elastic modulus selected according to the target frequency; thus a desired primary frequency component can be outputted, solving the problem of the main frequency component outputted by an impact testing device not corresponding in the frequency domain to an actual energy-wave main frequency component of a well. By means of customizing the impact testing device with a suitable frequency, the impact testing device is prevented from having more serious theoretical defects.
G01N 3/02 - Recherche des propriétés mécaniques des matériaux solides par application d'une contrainte mécanique Parties constitutives
G01N 3/313 - Recherche des propriétés mécaniques des matériaux solides par application d'une contrainte mécanique en appliquant une force unique et brève engendrée par des explosifs
11.
FULLY AUTOMATIC POST TYPE FILLING MINING CONTROL METHOD AND CONTROL DEVICE
A fully automatic post type filling mining control method and control device. The control method comprises: before a coal mining machine starts to cut coal, controlling a manipulator arranged on a hydraulic support to grab a prefabricated hollow air bag supporting upright post and place same in a preset position at the rear part of the hydraulic support; and after the coal mining machine starts to cut the coal, enabling the hydraulic support to move to a coal mining working face along with the coal mining machine, separating the prefabricated hollow air bag supporting upright post from the preset position, and controlling the manipulator to arch an air bag in the prefabricated hollow air bag supporting upright post according to a preset shape, so that the air bag makes contact with a coal seam roof for support. The fully automatic post type filling mining control method can realize the fully automatic filling of the goaf during coal mining, and significantly improves the mining efficiency of the coal mining working face and the filling efficiency of the goaf.
A rock-like similar material and a preparation method therefor. The preparation method comprises: acquiring an aggregate composition of a target rock and a volume ratio of an aggregate cement; mixing, stirring and curing a corresponding mass of a first epoxy resin, a first rosin and a first curing agent according to the aggregate composition, and then crushing same to the same extent as the average particle diameter of the aggregate of the target rock to obtain an epoxy resin aggregate; according to a strength scale of a rock-like similar material, mixing and stirring a corresponding mass of a second epoxy resin, a second rosin and a second curing agent to obtain a liquid epoxy resin cement; and according to the volume ratio of the aggregate cement, mixing, stirring and curing a corresponding mass of the epoxy aggregate and the epoxy cement, so as to obtain the rock-like similar material. The method uses the epoxy resins to prepare the rock-like similar material. The prepared rock-like similar material has the advantages of low density and low strength, and has lower impact energy and higher safety during a breaking process.
C08J 9/04 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolairesLeur post-traitement utilisant des gaz de gonflage produits par un agent de gonflage introduit au préalable
G01N 1/28 - Préparation d'échantillons pour l'analyse
G01N 23/046 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p. ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et formant des images des matériaux en utilisant la tomographie, p. ex. la tomographie informatisée
A light electric support for a coal mine, comprising: a pushing device (100), used for driving the light electric support for a coal mine to move; a top beam (200) that can be lifted or lowered with respect to the ground, wherein a plurality of recesses filled with a high polymer material are formed in the top beam (200); and a supporting framework (300) comprising two supporting frames arranged side by side, each supporting frame comprising: a base plate (301); a telescopic driving device (302), one end of the driving device (302) being pivotably connected to the base plate (301), and the other end of the driving device (302) being pivotably connected to the top beam (200); a shield beam (303) pivotably connected to the top beam (200); and a connecting rod (304), one end of the connecting rod (304) being pivotably connected to the shield beam (303) and the other end being pivotably connected to the bottom plate (301).
E21D 23/00 - Soutènements du toit dans les mines pour déplacement pas à pas, p. ex. en combinaison avec des dispositions pour le déplacement de convoyeurs, machines de mines ou guidages pour ceux-ci
E21D 23/04 - Caractéristiques structurelles de la construction de soutènements, p. ex. organes de liaison entre châssis adjacents ou séries d'étançonsMoyens pour empêcher un glissement latéral sur un sol incliné
E21D 23/06 - Chapeaux de mines particuliers ou extrémités particulières d'étançons pour permettre un déplacement pas à pas
E21D 23/16 - Caractéristiques hydrauliques ou pneumatiques, p. ex. circuits, disposition ou adaptation de soupapes, dispositifs de mise en place ou de retrait
An anti-seismic support method for a mine shaft includes: providing a circular support groove in a liquefaction-prone layer of the mine shaft; providing horizontal support holes in a groove wall, and fixing an outer support spring steel cylinder against the groove wall; drilling vertical support holes at a groove bottom, anchoring a vertical anchor rod group into the vertical support holes, and injecting an expansion anchoring slurry into the vertical anchor rod group; making a lower positioning support ring abut against an upper end of the vertical anchor rod group and an inner wall of the outer support spring steel cylinder; fixing an anti-seismic connecting rod group between lower and upper positioning support rings; making an outer wall of an inner support spring steel cylinder abut against the upper and lower positioning support rings; and providing an upper support cover seat atop the outer and inner support spring steel cylinders.
Provided is an explosion-proof battery. The explosion-proof battery comprises: a first box body and a second box body; a battery module which is arranged in the first box body, the battery module comprising a first area and a second area, wherein the first area comprises all electrodes in the battery module, and the second area comprises all pressure relief valves in the battery module; and a power source control module which is arranged in the second box body.
Disclosed is an explosion-proof battery, comprising: a battery module, which is provided in a box body, wherein the battery module comprises a first area and a second area; a first encapsulation layer, which covers the first area of the battery module; a protective cover, which covers the second area, wherein there is a gap between the protective cover and a pressure relief valve; and a second encapsulation layer of the protective cover, which second encapsulation layer covers the second area of the battery module, wherein the impact strength of the second encapsulation layer is less than the impact strength of when the pressure relief valve is opened, so as to ensure that the second encapsulation layer is broken through when the pressure relief valve is opened. According to the explosion-proof battery of the embodiments of the present application, by means of providing an encapsulation layer that covers a battery module, a potential ignition source is effectively isolated from an explosive gas, thereby significantly reducing the probability of the occurrence of extreme accidents such as combustion and explosion. Furthermore, by means of providing a protective cover and reserving a certain gap between the protective cover and a battery pressure relief valve, the opening of a pressure relief valve when an accident occurs in the explosion-proof battery can be further facilitated, thereby improving the usage safety of the battery.
H01M 50/258 - Batteries modulairesBoîtiers pourvus de moyens d’assemblage
H01M 50/231 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports caractérisés par le matériau des boîtiers ou des bâtis ayant une structure en couches
H01M 10/48 - Accumulateurs combinés à des dispositions pour mesurer, tester ou indiquer l'état des éléments, p. ex. le niveau ou la densité de l'électrolyte
A62C 3/16 - Prévention, limitation ou extinction des incendies spécialement adaptées pour des objets ou des endroits particuliers dans les installations électriques, p. ex. chemins de câbles
17.
BELT STATE MONITORING APPARATUS AND METHOD FOR SELF-POWERED BELT CONVEYOR
A belt state monitoring apparatus and method for a self-powered belt conveyor, comprising: an impact power generation sensor (2) mounted on a cushioning support roller (1), and a rotation power generation sensor (4) and a weighing sensor (5) which are mounted on a conventional support roller (3); the impact power generation sensor (2), the rotation power generation sensor (4), the weighing sensor (5), a signal acquiring and processing unit, a central processing unit, a database, and an interaction unit are electrically connected; the impact power generation sensor (2) and the rotation power generation sensor (4) are electrically connected to a confluence power supply unit. An apparatus capable of generating information and generating power is formed by using a blanking impact and rotation of belt support rollers, and achieves two functions of belt surface state detection and material flowrate measurement. Under a belt load condition, a material flow volume is measured in real time, real-time acquisition of material flow information is achieved, and under a belt no-load condition, a belt surface video is acquired in real time for monitoring.
B65G 43/02 - Dispositifs de commande, p. ex. de sécurité, d'alarme ou de correction des erreurs détectant une condition physique dangereuse des porte-charges, p. ex. pour stopper l'entraînement en cas d'échauffement
F03G 3/00 - Autres mécanismes moteurs, p. ex. mécanismes moteurs à gravité ou inertie
G01M 13/023 - Éléments sans fin pour transmission de puissance, p. ex. bandes ou chaînes
G01N 3/303 - Recherche des propriétés mécaniques des matériaux solides par application d'une contrainte mécanique en appliquant une force unique et brève engendrée uniquement par un poids en chute libre
The present application relates to a smart wearable device and a use method therefor. The smart wearable device comprises a helmet and a protective suit. The helmet is in communication with the inside of the protective suit, and the protective suit defines an interior space. The smart wearable device further comprises: a pure oxygen source, used for supplying oxygen to the helmet; an oxygen valve, used for adjusting the amount of oxygen entering the helmet; a nitrogen supply source, used for supplying nitrogen to the protective suit; an air valve, used for adjusting the amount of nitrogen entering the protective suit; an oxygen concentration sensor, provided in the helmet and used for sensing the concentration of oxygen and generating a signal; a controller, used for obtaining the signal and controlling the oxygen valve and the air valve according to the signal to adjust the concentration of oxygen in mixed gas in the protective suit; and a gas circulation device.
A hydrofining catalyst and a preparation method and use thereof. The hydrofining catalyst is applied in a process for hydrofining coal-based oil products. The preparation method of the hydrofining catalyst comprises the following steps of: adding an inorganic phosphorus-containing compound into a nickel salt solution to obtain a catalyst precursor solution; immersing a carrier in the catalyst precursor solution; leaving to stand; drying and calcinating to obtain a supported catalyst precursor; heating the supported catalyst precursor to 300-500°C from room temperature at a heating rate of 1-10°C/min under an hydrogen atmosphere, then heating to 600-750°C at a heating rate of 0.5-2°C/min and cooling to room temperature after the supported catalyst precursor has been kept for 2-4 h at a heating terminal temperature, and passivating for 1-2 h in a nitrogen atmosphere to obtain the hydrofining catalyst. The hydrofining catalyst can be effectively applied in a process for the desulfurization and denitrification of the coal-based oil products on the basis of the characteristics of the coal-based oil products and combining the advantages of phosphide catalysts.
B01J 27/185 - PhosphoreSes composés avec des métaux du groupe du fer ou avec des métaux du groupe du platine
C10G 45/06 - Raffinage des huiles d'hydrocarbures au moyen d'hydrogène ou de composés donneurs d'hydrogène pour éliminer des hétéro-atomes sans modifier le squelette de l'hydrocarbure mis en œuvre et sans craquage en hydrocarbures à point d'ébullition inférieurHydrofinissage caractérisé par le catalyseur utilisé contenant du nickel ou du cobalt, ou leurs composés
B01J 37/02 - Imprégnation, revêtement ou précipitation
20.
HETEROGENEOUS SUSPENSION-BED HYDROGENATION METHOD FOR COAL-BASED OIL PRODUCT
A heterogeneous suspension-bed hydrogenation method for a coal-based oil product comprising the following steps: 1) a catalyst, a sulfurising agent and a solvent oil are mixed, and fully mixed until uniform under the conditions of ordinary pressure and a temperature of 80-200°C so as to prepare a catalyst oil slurry; 2) the catalyst oil slurry is mixed with a full-range fraction or heavy fraction oil of the coal-based oil product and a circulating oil and is then entered into a suspension-bed hydrogenation reactor for a hydrocracking reaction, wherein the catalyst is added in an amount for controlling the weight ratio of the total amount of metals in the active components to the coal-based oil product raw materials to be 0.1 : 100 to 4 : 100, the reaction temperature in the reactor is 320-480°C, the reaction pressure is 8-25 MPa, the volume space velocity is 0.3-3.0 h-1, the volume ratio of hydrogen to oil is 500-2000, and after the reaction effluent from the suspension-bed hydrogenation reactor has been separated, a liquid-solid phase mixture flow and a hydrogen-rich gas are obtained; the liquid-solid phase mixture flow is used as a circulating oil for the continuous hydrocracking reaction or is treated to obtain a circulating oil for the continuous hydrocracking reaction; the catalyst is a catalyst for the suspension-bed hydrogenation for a coal-based oil product; and the cut point of the heavy fraction oil is 160-360°C. The method achieves the maximal, convenient and flexible production of light oils from coal-based oil products with different properties and the recycling of the catalyst, thus greatly improving the utilisation efficiency and operating flexibility of the raw materials and the catalyst.
C10G 47/26 - Craquage des huiles d'hydrocarbures, en présence d'hydrogène ou de composés donneurs d'hydrogène, pour obtenir des fractions à point d'ébullition inférieur avec des particules solides en mouvement en suspension dans de l'huile, p. ex. sous forme de bouillie
brevets
