Abstract:
A fluidized bed reactor is provided, comprising: a reactor body having a solid inlet, a gas inlet and an outlet; and a plurality of fluidized plates disposed inside the reactor body at intervals in an up and down direction and each fluidized plate having a plurality of 5 apertures, in which an area of each aperture in an upper fluidized plate of two adjacent fluidized plates is larger than that in a lower fluidized plate of the two adjacent fluidized plates. A device comprising the fluidized bed reactor for preparing trichlorosilane by hydrogenating silicon tetrachloride is also provided.
Abstract:
A CdTe solar battery is provided, comprising: a back electrode layer (6); a transition structure (5) formed on the back electrode layer (6); a CdTe layer (4) formed on the transition structure (5); a CdS layer (3) formed on the CdTe layer (4); a transparent conductive layer (2) formed on the CdS layer (3); and a substrate (1) formed on the transparent conductive layer (2). The transition structure (5) is a multilayered structure formed by alternately stacking at least one Cu layer (52) and at least one ZnTe layer (51), and a first ZnTe layer (51) is adjacent to the CdTe layer (4). Further, a method of preparing the CdTe solar battery is also provided.
Abstract:
Disclosed are a method and a device (100) for preparing a compound semiconductor film. The method may comprises the steps of: providing a substrate (106) above at least an evaporation source (104) in a vacuum condition; heating source material contained in the evaporation source (104) so that the source material is vapor deposited on the substrate (106); and taking out the substrate (106) under protection of inert gas. The substrate (106) may be rotated around an axis that is normal to a plane where the evaporation source (104) is positioned, and the substrate (106) is tilted by a predetermined angle with respect to the plane.
Abstract:
An organic fuel cell comprising a membrane electrode assembly and a cell shell; said membrane electrode assembly, which is accommodated in said cell shell, comprises an anode, a cathode, and a proton exchange membrane between the anode and the cathode; wherein said organic fuel cell further comprises at least a heat-conducting component, one part of which is embedded in said cell shell and the other protrudes outside from the cell shell. Compared with the prior art, the organic fuel cell provided by the present invention delivers doubled or higher power density. By contacting with the heat dissipation unit of the electronic device, the fuel cell can effectively utilize the waste heat from the electronic device and thereby increases power density significantly while reducing "thermal pollution".
Abstract:
A CdTe solar battery is provided, comprising: a back electrode layer (6); a transition layer (5) formed on the back electrode layer (6); a CdTe layer (4) formed on the transition layer (5); a CdS layer (3) formed on the CdTe layer (4); a transparent electrical conductive layer (2) formed on the 5 CdS layer (3) and a substrate (1) formed on the transparent electrical conductive layer (2). The transition layer (5) may comprise a first transition layer (51) made from ZnTe and a second transition layer (52) made from Cu 2 Te which is formed on the back electrode layer (6). A method of preparing a CdTe solar battery is also provided.
Abstract:
A junction box for a solar battery comprises a box body (1) in which a plurality of connector bases (10) are fixed, and a plurality of connection assemblies (3) detachably connected with respective ones of the plurality of connector bases (10). Each connection assembly (3) comprises a bracket (30) and an elastic member (33). The bracket (30) is detachably connected with the respective connect base (10) and configured to form an accommodating space with the respective connector base (10), and the elastic member (33) is received within the accommodating space. The brackets (30) of immediately adjacent connection assemblies (3) are formed with respective via-holes (3023) for insertion of pins (41) of a diode to couple the diode (4) between the respective immediately adjacent connection assemblies (3). The junction box can be easy for maintenance with low cost.
Abstract:
A conductive paste for a solar cell is provided. The paste may comprise a conductive metal powder, an inorganic adhesive, an aqueous adhesive including a water-soluble polymer, and an additive. A method of preparing the conductive paste for a solar cell is provided accordingly. In addition, a solar cell having the conductive paste as described above is also provided.
Abstract:
A fuel battery, comprising a chamber unit (1), an anode entrance (2) connected with the chamber unit (1), an anode exit (3), a cathode entrance (4) and a cathode exit (5). The anode entrance (2) is connected with a hydrogen source (11) and an organic fuel source (12) respectively by a duct (9) for hydrogen and an duct (10) for organic fuel. Duct (9) and duct (10) are respectively equipped with a valve (13) for hydrogen and an valve (14) for organic fuel. An exit valve (20) is installed at the anode exit. This fuel battery combines the advantages provided by hydrogen fuel and organic fuel. The fuel battery can meet the dual requirements of operating on both high and low power. The fuel battery's design leads to low manufacturing costs, a simple structure, and easy implementation.
Abstract:
A method for preparing a CdS film comprises preparing a source material coating layer from slurry by adding the source material and CdCl 2 into dispersant; performing closed space sublimation under a predetermined pressure in a protection atmosphere to deposit a film on a substrate which is placed over the coating layer; and annealing the substrate after the deposition under a predetermined temperature. Thus the method is easy for annealing without an additional annealing device with simple operability.
Abstract:
A fuel cell system and a control method thereof; said system comprises a fuel cell generator (5), a fuel supply unit (6), a gas supply unit (7), a detection unit (8), and a control unit (9); said detection unit (8) is for detecting the discharge parameter of said fuel cell generator (5); said control unit (9) is for controlling fuel supply from said fuel supply unit (6) and gas supply from said gas supply unit (7) in accordance with the discharge parameter detected by said detection unit (8); wherein, said detection unit (8) is a current detection device, and the discharge parameter of said fuel cell generator (5) detected by said detection unit (8) is the discharge current value. The present invention utilizes the discharge current output from the fuel cell generator as the main parameter to control the fuel/gas supply units; therefore, the control is more direct and effective. In addition, the present invention can also control the working duration of said fuel and gas supply units to operate intermittently in accordance with the said discharge current value.