A method of manufacturing a photovoltaic (PV) module includes disposing a first set of fingers for a first PV cell segment on a first section of a silicon substrate. A second set of fingers for a second PV cell segment is disposed on a second section of the silicon substrate. The first set of fingers and the second set of fingers are separated by an isolation gap. At least one busbar is disposed on the silicon substrate proximate the isolation gap. The at least one busbar is electrically coupled to at least one of the first set of fingers and the second set of fingers. The method further includes contacting the at least one busbar with a contact member of a cell tester to test the first PV cell segment and the second PV cell segment.
A method for producing a photovoltaic (PV) laminate is provided. The method includes positioning a first PV cell string on a first side encapsulant layer, disposing a first segment of a second side encapsulant layer on the first PV cell string, and positioning a second PV cell string adjacent to the first PV cell string. The first segment has a width greater than the first PV cell string and an overhang portion of the first segment extends beyond an edge of the first PV cell string. The overhang portion of the first segment is disposed between the first PV cell string and the second PV cell string.
B01J 3/03 - Récipients sous pression, ou récipients sous vide, comportant des organes de fermeture ou des joints d'étanchéité spécialement adaptés à cet effet
B01J 3/04 - Récipients sous pression, p. ex. autoclaves
C01B 33/027 - Préparation par décomposition ou réduction de composés de silicium gazeux ou vaporisés autres que la silice ou un matériau contenant de la silice
4.
REACTOR SYSTEMS HAVING MULTIPLE PRESSURE BALANCERS
B01J 3/04 - Récipients sous pression, p. ex. autoclaves
B01J 3/03 - Récipients sous pression, ou récipients sous vide, comportant des organes de fermeture ou des joints d'étanchéité spécialement adaptés à cet effet
C01B 33/027 - Préparation par décomposition ou réduction de composés de silicium gazeux ou vaporisés autres que la silice ou un matériau contenant de la silice
5.
SYSTEM AND METHOD FOR DEGASSING GRANULAR POLYSILICON
A system for degassing granular polysilicon includes a baking container having an interior space for containing granular polysilicon. The system also includes a heat source for heating the granular polysilicon within the interior space of the baking container. The system further includes a drive mechanism operatively connected to the baking container for mechanically agitating the granular polysilicon within the interior space during heating.
F27B 7/16 - Fours à tambours rotatifs, c.-à-d. horizontaux ou légèrement inclinés avec des moyens pour brasser ou déplacer la charge ces moyens étant fixes par rapport au tambour
F27B 7/18 - Fours à tambours rotatifs, c.-à-d. horizontaux ou légèrement inclinés avec des moyens pour brasser ou déplacer la charge ces moyens étant mobiles par rapport au tambour
A method of retrofitting an existing wire saw that includes loose abrasive to a replacement including a fixed abrasive wire includes removing an existing wire spool traverser, installing a replacement new wire spool traverser (330) including two guide rollers (340) connected to at least one load cell that measures strain on the two guide rollers (340) caused by a wire (310) passing between the two guide rollers (340), and installing a wire positioning system (342) configured to position the wire away from a shoulder of at least one existing directional pulley (220) of the existing wire saw.
B23D 57/00 - Machines à scier ou dispositifs de sciage non couverts par l'un des groupes
B28D 5/04 - Travail mécanique des pierres fines, pierres précieuses, cristaux, p. ex. des matériaux pour semi-conducteursAppareillages ou dispositifs à cet effet par outils autres que ceux du type rotatif, p. ex. par des outils animés d'un mouvement alternatif
7.
SOLAR MODULES INCLUDING COOLING FEATURES AND METHODS OF ASSEMBLING SAME
A solar module for generating power from solar energy includes a laminate including a top surface, a bottom surface, and a plurality of solar cells disposed between the top surface and the bottom surface. Features are attached to the bottom surface to dissipate heat from the solar module. Each feature includes a gel material, and a bottom surface in contact with the bottom surface of the solar module such that the entirety of the feature extends on the exterior of the solar module.
H01L 31/052 - Moyens de refroidissement directement associés ou intégrés à la cellule PV, p.ex. éléments Peltier intégrés pour refroidissement actif ou puits thermiques directement associés aux cellules PV
8.
CLAMPS FOR INSTALLATION OF PHOTOVOLTAIC MODULES TO ROOFS
Clamping assemblies for securing (202) a solar module (100) to a structure include a base(212), a bracket(214), and a fastener(215). The base may be attached to a multi-planar roof of the structure. The base and the bracket together define a mounting region for receiving a portion of the solar module. The fastener connects the base and the bracket and can selectively apply a clamping force to the portion of the solar module.
A photovoltaic (PV) module includes a laminate, a frame, a junction box, and an electronic assembly. The laminate includes a top surface, a bottom surface, and a plurality of PV cells disposed between the top surface and the bottom surface. The frame circumscribes at least a portion of the laminate. The junction box is attached adjacent to the bottom surface of the laminate and electrically coupled to the plurality of PV cells. The electronic assembly is attached adjacent to the bottom surface of the laminate and external of the junction box. The electronic assembly includes a bypass diode electrically coupled to at least one PV cell of the plurality of PV cells.
A method for scheduling cleaning of a photovoltaic ("PV") system is implemented by a soiling monitoring computer system. The method includes determining a soiling level and a soiling rate for a photovoltaic (PV) system, calculating a cost associated with cleaning the PV system at each of a plurality of possible cleaning times, determining an expected energy output gain associated with cleaning the PV system at each of the plurality of possible times based on the soiling level and the soiling rate, calculating an expected benefit associated with cleaning the PV system at each of the plurality of possible cleaning times based on the expected energy output gain associated with each possible cleaning time, determining a first time of the plurality of possible times when the expected benefit exceeds the cost, and scheduling a cleaning time based on at least the determined first time.
A crystal puller for growing a crystal ingot includes a housing, insulation, a crucible assembly, a heat shield, and a dust barrier. The housing encloses a growth chamber, and has an upper wall with an inner surface and an aperture. The insulation separates an inside of the housing into an upper area and a lower area, and has a central opening. The crucible assembly is within the lower area to contain the melt. The heat shield is adjacent the central opening of the insulation, and forms a labyrinth gas path with the crucible assembly. The dust barrier extends from the inner surface of the upper wall to one of the insulation and the heat shield, and forms a seal with the upper wall around the aperture to inhibit particles from entering the growth chamber through the upper area of the housing.
C30B 15/00 - Croissance des monocristaux par tirage hors d'un bain fondu, p. ex. méthode de Czochralski
C30B 15/02 - Croissance des monocristaux par tirage hors d'un bain fondu, p. ex. méthode de Czochralski en introduisant dans le matériau fondu le matériau à cristalliser ou les réactifs le formant in situ
This disclosure generally relates to methods of assembling an alternating current (AC) photovoltaic (PV) module, including a direct current (DC) PV module and a micro-inverter, at an assembly location. One example method includes assembling the AC PV module by mechanically attaching and electrically grounding the micro-inverter to the DC PV module, testing a DC electrical continuity between the DC PV module and the micro-inverter, and labeling the AC PV module as compliant with a code or standard.
A solar assembly (200) includes a solar module (100) including a solar laminate (102) mounted within a frame (104) that circumscribes the solar laminate. The solar assembly also includes a mount (202) supporting the solar module including a first end and an opposing second end, wherein the first end is attached to the solar module. The solar assembly further includes a structural adhesive compound (210) and a mounting surface (230). The structural adhesive compound is positioned between the mount second end and the mounting surface to facilitate bonding the mount to the mounting surface.
F24J 2/52 - Agencement des montages ou des supports
H02S 20/23 - Structures de support directement fixées sur un objet inamovible spécialement adaptées pour les bâtiments spécialement adaptées aux structures de toit
Methods for separating halosilanes that involve use of a distillation column having a partition that divides the column into portions for producing three product fractions are disclosed. Methods and systems for producing silane by disproportionation of halosilanes that use such columns and methods for producing polycrystalline silicon are also disclosed.
A system for growing a crystal ingot from a melt is provided. The system includes a first crucible, a barrier, and a shield. The first crucible has a first base and a first sidewall forming a first cavity for containing the melt. The barrier is disposed within the first cavity of the first crucible to inhibit movement of the melt from outward of the barrier to inward of the barrier. The barrier extends from the first base to above the melt. The barrier has an inner arm and an outer arm extending upward to form a channel therebetween. The shield extends downward between the inner arm and the outer arm to inhibit passage of contaminants.
C30B 15/02 - Croissance des monocristaux par tirage hors d'un bain fondu, p. ex. méthode de Czochralski en introduisant dans le matériau fondu le matériau à cristalliser ou les réactifs le formant in situ
A system (100) for growing a crystal ingot (110) from a melt (108) is provided. The system includes a crucible assembly, a first heater (150, 152), a second heater (154), and a passive heater (154). The crucible assembly includes a crucible and a weir (132, 134) separating an outer melt zone of the melt from an inner melt zone of the melt. The first heater is configured to supply thermal energy to the melt by conduction through the crucible. The second heater is configured to generate thermal radiation. The passive heater is configured to supply thermal energy to the outer melt zone by transferring thermal radiation generated by the second heater to the outer melt zone.
A method for growing a crystal ingot from a melt in a crystal growing system is provided. The system includes a crucible and a barrier disposed within the crucible. The method includes identifying a Peclet number (Pe) with an advective transport rate that is less than a diffusive transport rate, calculating a cross-sectional area of a passage to be formed in the barrier based on the identified Peclet number to allow outward diffusion of impurities through the passage during growth of the crystal ingot, and growing the crystal ingot using the barrier having the passage formed therein.
C30B 15/02 - Croissance des monocristaux par tirage hors d'un bain fondu, p. ex. méthode de Czochralski en introduisant dans le matériau fondu le matériau à cristalliser ou les réactifs le formant in situ
A solar powered fluid pumping system (4000) for supplying a fluid from a fluid source includes a frame assembly (4010), a photovoltaic (PV) module (100), a pump (4020), and a PV heat exchanger (300). The PV module (100) is mounted to the frame assembly (4010), and configured to generate an electrical power output from solar energy incident on the PV modules. The pump (4020) is powered by the PV module (100) to pump the fluid from the fluid source. The PV heat exchanger (300) is in thermal communication with the PV module (100) and fluid communication with the pump (4020). The PV heat exchanger (300) is configured to transfer heat from the PV module (100) to less than all of the fluid.
A01G 9/24 - Dispositifs de chauffage, d'aération, de régulation de la température ou d'irrigation dans les serres, les châssis ou les installations similaires
F04B 17/00 - Pompes caractérisées par leur combinaison avec des machines motrices ou moteurs particuliers qui les entraînent ou par leur adaptation à ceux-ci
A system for the production of a polycrystalline silicon product is disclosed. The system includes a reaction chamber, a susceptor, an induction unit, and a plurality of energy sources. The reaction chamber has a reactor wall, and the susceptor encircles the reactor wall. The induction heater surrounds the susceptor, and has multiple induction coils for producing heat in the susceptor. The coils are grouped into a plurality of zones. The plurality of energy sources supply electric current to the coils. Each energy source is connected with the coils of at least one zone.
H05B 6/06 - Commande, p. ex. de la température, de la puissance
B01J 8/18 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés les particules étant fluidisées
C01B 33/027 - Préparation par décomposition ou réduction de composés de silicium gazeux ou vaporisés autres que la silice ou un matériau contenant de la silice
H05B 6/10 - Appareils de chauffage par induction, autres que des fours, pour des applications spécifiques
H05B 6/40 - Établissement d'une distribution désirée de la chaleur, p. ex. pour chauffer des parties déterminées des pièces à travailler
20.
PHOTOVOLTAIC MODULE INTEGRATED MOUNTING AND ELECTRONICS SYSTEMS
A system for mounting solar modules to a structure in an array includes a solar module and a connector. The solar module has a photovoltaic laminate, a frame, and a plug. The frame circumscribes the photovoltaic laminate, and includes an enclosure member extending along an edge of the photovoltaic laminate. The enclosure member has a box section that extends inward along the longitudinal length thereof. The box section is open along one end. The plug extends into the open end of the box section of the enclosure member and has energy delivery sockets that are outwardly accessible through an opening in the enclosure member. The connector is electrically connected with the energy delivery sockets and mechanically connected with the enclosure member.
H02S 40/36 - Composants électriques caractérisés par des moyens d'interconnexions électriques spéciaux entre plusieurs modules PV, p. ex. connexion électrique module à module
H02S 40/32 - Composants électriques comprenant un onduleur CC/CA associé au module PV lui-même, p. ex. module CA
21.
CRYSTAL GROWING SYSTEM AND CRUCIBLES FOR ENHANCING THE HEAT TRANSFER TO THE MELT BY DESINGING A DOUBLE CRUCIBLE
A system for growing an ingot from a melt includes an outer crucible, an inner crucible, and a weir. The outer crucible includes a first sidewall and a first base. The first sidewall and the first base define an outer cavity for containing the melt. The inner crucible is located within the outer cavity, and has a central longitudinal axis. The inner crucible includes a second sidewall and a second base having an opening therein. The opening in the second base is concentric with the central longitudinal axis. The weir is disposed between the outer crucible and the inner crucible for supporting the inner crucible.
C30B 15/02 - Croissance des monocristaux par tirage hors d'un bain fondu, p. ex. méthode de Czochralski en introduisant dans le matériau fondu le matériau à cristalliser ou les réactifs le formant in situ
22.
APPARATUS AND SYSTEMS FOR FILTERING FOR POWER LINE COMMUNICATION
Apparatus, methods, and systems for filtering for power line communications are described. In one example, a low pass filter for power line communication in a power system including at least one phase conductor and a neutral conductor is described. The filter includes at least one capacitor coupled between the phase conductor and the neutral conductor, at least one resistor coupled between the phase conductor and the neutral conductor, and at least one inductor coupled on the neutral conductor.
A system for growing a crystal ingot from a silicon melt includes a furnace for supplying heat to liquefy the silicon melt. The furnace has an exhaust outlet connected with the furnace to remove at least one of inert gas, contaminants, and evaporated species from within the furnace. A sneeze valve is connected with the exhaust outlet for inhibiting flow through the exhaust outlet. A programmable device is connected with the sneeze valve for regulating the operation of the valve.
C30B 27/02 - Croissance de monocristaux sous un fluide protecteur par tirage à partir d'un bain fondu
C30B 35/00 - Appareillages non prévus ailleurs, spécialement adaptés à la croissance, à la production ou au post-traitement de monocristaux ou de matériaux polycristallins homogènes de structure déterminée
Alternating current (AC) photovoltaic (PV) modules are described. In one example, an AC PV module includes a PV panel (100) having a top surface, a bottom surface, and a plurality of sides extending between the top surface and the bottom surface, a frame (104) adjacent the plurality of sides of the PV panel, a junction box (204) attached to the bottom surface of the PV panel, an inverter (214) adjacent the bottom surface of the PV panel, and at least one direct current (DC) conductor (206) extending from the junction box to the inverter. The DC conductor is prevented from contacting the frame and/or other grounded metal.
A gas decomposition reactor for the decomposition of a gas into a mixture of solid and gaseous by-products is disclosed. The gas decomposition reactor includes a reactor vessel, a Raman spectrometer, and a processor. The reactor vessel has an inlet for receiving inlet gas and an exhaust outlet for releasing exhaust gas. The Raman spectrometer is connected with the exhaust outlet for determining a chemical conversion within the reactor chamber and generating a corresponding signal. The processor is connected with the Raman spectrometer to receive the signal from the Raman spectrometer. The processor is capable of comparing the signal with a set of values and calculating differences between the signal and the set of values. The processor is connected with the inlet to regulate a flow of the inlet gas.
B01J 8/18 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés les particules étant fluidisées
B01J 19/00 - Procédés chimiques, physiques ou physico-chimiques en généralAppareils appropriés
C01B 33/027 - Préparation par décomposition ou réduction de composés de silicium gazeux ou vaporisés autres que la silice ou un matériau contenant de la silice
26.
CZOCHRALSKI CRUCIBLE FOR CONTROLLING OXYGEN AND RELATED METHODS
A system for growing an ingot from a melt includes a first crucible, a second crucible, and a weir. The first crucible has a first base and a first sidewall that form an outer cavity for containing the melt. The weir is located on top of the first base at a location inward from the first sidewall to inhibit movement of the melt from a location outward of the weir to a location inward of the weir. The second crucible is sized for placement within the outer cavity and has a second base and a second sidewall that form an inner cavity. Related methods are also disclosed.
A system for growing a crystal ingot from a melt includes a first crucible, a second crucible, and a weir. The first crucible has a first base with a top surface and a first sidewall that form a first cavity. The second crucible is disposed within the first cavity of the first crucible, and has a second base and a second sidewall that form a second cavity. The second base has a bottom surface that is shaped to allow the second base to rest against the top surface of the first base. The second crucible includes a crucible passageway to allow movement of the melt therethrough. The weir is disposed inward from the second sidewall to inhibit movement of the melt from a location outward of the weir to a location inward of the weir.
A method of improving the operation of polysilicon fluidized bed reactors is disclosed. The present disclosure is directed to the optimization of axial temperature gradients in gas-solid fluidized bed systems. Varying the width of the particle size distribution in the reactor alters the temperature gradient within the reactor, thereby providing a means of a better control of internal temperature profiles and hence better reactor performance.
B01J 8/18 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés les particules étant fluidisées
A system for growing a crystal ingot includes a crucible and a weir. The crucible has a base and a sidewall for the containment of a silicon melt therein. The weir is located along the base of the crucible inward from the sidewall of the crucible. The weir has a body connected with at least a pair of legs disposed to inhibit movement of the silicon melt therebetween.
C30B 15/24 - Stabilisation, ou commande de la forme, de la zone fondue au voisinage du cristal tiréCommande de la section du cristal en utilisant des moyens mécaniques, p. ex. des guides de formage
30.
METHODS TO BOND SILICA PARTS, A CRUCIBLE, A SYSTEM FOR GROWING A SINGLE CRYSTAL INGOT AND A METHOD FOR GROWING A SINGLE CRYSTAL INGOT
A method of bonding a first silica part to a second silica part includes coating contacting surfaces of the first and second silica parts with a solution having one of silica and silica precursors. The coated surfaces of the first silica part are placed adjacent to the coated surfaces of the second silica part to form an assembly, and the assembly is heated, a crucible for use in directional solidification of multicrystalline ingots comprising a base, a sidewall and a weir, a system for growing a single crystal ingot comprising a crucible having a base, a sidewall, a weir, a heater and a feed tube, and a method for growing a single crystal ingot from a crucible havng a base and a sidewall and a weir comprising placing a feedstock material into the crucible, melting the feedstock material, lowering a seed cyrstal into the melt and pulling the seed crystal from the melt to pull an ingot.
Crystalline photovoltaic (PV) cells and methods of manufacturing cells are described. One example method of manufacturing a PV cell includes depositing a plurality of first fingers on a crystalline silicon wafer. The first fingers extend in a first direction parallel to each other and comprise a substantially non-silver conductive material.
A method and apparatus for determining the fluidization quality of a fluidized bed reactor is disclosed. The method includes measuring pressure within the fluidized bed reactor to obtain a pressure signal. The pressure signal is then transformed using wavelet decomposition into higher-frequency details and lower-frequency approximations. The dominance of the various features is then calculated based on the energy of each feature in relation to the normalized wavelet energies. The fluidization quality of the fluidized bed reactor is then determined from a comparison over time of the calculated energies.
B01J 8/18 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés les particules étant fluidisées
A method is provided for cleaning a surface of a semiconductor wafer comprising: (a) contacting the front surface of the wafer with a slurry comprising an abrasive agent and a polymeric rheological modifier; (b) contacting the front surface of the semiconductor wafer with an oxidant; and (c) irradiating the front surface of the semiconductor wafer with ultraviolet light.
A solar power converter (200) includes an inverter input (201, 203) to receive a DC power input and an output (208, 210) to provide an AC power output. The converter (200) includes a first (204) and a second (206) power branch, and a controller (112). The first power branch (204) includes a plurality of first switches (Ql, Q5) and a first current sensor (R28) configured to generate a first current signal (Ineg). The second power branch (206) includes a plurality of second switches (Q2, Q6) and a second current sensor (R29) configured to generate a second current signal (Ipos). The controller (112) is configured to control switching of the first and second plurality of switches to provide the AC power output based at least in part on the first and second current signals.
H02M 7/5387 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs, p. ex. onduleurs à impulsions à un seul commutateur dans une configuration en pont
H02J 3/38 - Dispositions pour l’alimentation en parallèle d’un seul réseau, par plusieurs générateurs, convertisseurs ou transformateurs
35.
METHODS FOR PURIFYING HALOSILANE-CONTAINING STREAMS
Methods for purifying a halosilane-containing process stream are disclosed. In some embodiments, arsenic and phosphorous impurities are removed from halosilane-containing process streams by use of distillation.
brevets
