89 results about "Solar technology" patented technology

The invention relates to the technical field of solar energy, in particular to a solar street lamp light sensation tracking method and system. The method comprises the following steps: acquiring light intensity information of all groups acquired by a light sensing system for sensing a light source on the solar street lamp; based on the light intensity information of all the groups, determining the proportion value of the light intensity information of each group; comparing the proportion value of each group of light intensity information with a preset proportion value to obtain azimuth information of sunlight; and obtaining a tracking result for driving the solar panel to face the sun based on the azimuth information of the sunlight. The objective of the invention is to solve the problem that in the prior art, real direct sunlight and interference light are difficult to accurately distinguish, misjudgment is easy to generate, and a solar panel cannot accurately and effectively receive the direct sunlight.

The invention relates to the technical field of solar energy, and discloses a metal electrode for a solar cell, a preparation method of the metal electrode and the solar cell. The metal electrode comprises a metal seed layer (which is at least one of a silver seed layer, a nickel seed layer, a zirconium seed layer, a titanium seed layer, a chromium seed layer, a nickel-silicon alloy seed layer and a copper alloy seed layer) arranged in a grid line area on the surface of a silicon substrate, and a base metal grid line (which is at least one of a copper grid line and an aluminum grid line) arranged on the surface of the metal seed layer, and a copper phosphate protection layer (which is at least one of a copper phosphate layer and an organic copper phosphate compound layer) arranged on the surface of the base metal grid line. Through cooperation of the metal seed layer, the base metal grid lines (such as copper grid lines) and the copper phosphate protection layer, the metal electrode can reduce contact resistance, ensure interface bonding force, save cost and improve corrosion resistance of the base metal grid lines, so that stability and reliability of the metal electrode in outdoor long-term use are improved, and attenuation of battery efficiency is slowed down.

The application relates to the technical field of solar energy, in particular to a self-cleaning solar photovoltaic panel and a preparation process thereof. The application adds anhydrous ethanol, ammonia water, deionized water, methyl triethoxysilane, tetraethyl orthosilicate and octadecyl trimethoxysilane to prepare silica sol. Then, tetra(2-hydroxyethoxy)silane, polypropylene glycol, toluene diisocyanate, betulin, 3,4-diamino furazan, silica sol and a catalyst stannous octoate are added to prepare a polymer. Glass, ethylene-vinyl acetate copolymer, a cell piece and ethylene-vinyl acetate copolymer are sequentially laid in layers; the laminated assembly is assembled with a frame to obtain a solar photovoltaic panel. Finally, a coating is prepared by taking the polymer as a raw material, and the coating is coated on the solar photovoltaic panel to obtain a finished product. The finished product has good hydrophobicity and antibacterial property, and therefore has a wide application prospect.

The invention relates to the technical field of solar energy, and particularly discloses a bus bar assembly method, a battery string, a battery string arrangement piece and a photovoltaic module, and the bus bar and battery string assembly method comprises the following steps: arranging a plurality of battery strings at intervals along a first direction; wherein each battery string comprises a plurality of battery pieces arranged along the second direction, and a plurality of positive electrode welding strips and a plurality of negative electrode welding strips which are arranged in a staggered manner along the first direction; the plurality of positive electrode patches are correspondingly pasted on the positive electrode welding strip one by one, and positive electrode pasting gaps are reserved in the positive electrode patches at the joints with the bus bars; the plurality of positive electrode pasting gaps are arranged at intervals along a first direction; the plurality of negative electrode patches are attached to the negative electrode welding strip in a one-to-one correspondence manner; bus bars are arranged in an extending mode in the first direction and placed on the battery pieces, and the bus bars are electrically connected with the positive electrode welding strips through the positive electrode pasting notches; and the fixed sticking pieces are stuck on the bus bars and the battery pieces. The method solves the problem of subfissure of the battery piece, and improves the rate of finished products.

The application discloses a solar array simulator equalization power supply and distribution control system, and relates to the technical field of solar energy, which comprises a first photovoltaic module, a second photovoltaic module, a low-voltage detection module, an electric energy transmission module, a voltage stabilizing module, a first energy storage module, a second energy storage module, an isolation voltage transformation module, an equalization module and a micro-control module. The solar array simulator equalization power supply and distribution control system can improve energy storage efficiency and control voltage balance, improve the utilization rate of electric energy and prolong the service life.

The invention relates to the technical field of solar energy, and discloses an electrode structure, a back contact solar cell and a preparation method thereof. The electrode structure is suitable for being arranged on a backlight surface of a back contact solar cell, and comprises a first area electrode with a first auxiliary grid structure and a second auxiliary grid structure which are symmetrically arranged along a first direction, and the first auxiliary grid structure comprises a first auxiliary grid with a first polarity and a second auxiliary grid with a second polarity which are annular and sleeved at an interval from inside to outside; and the second auxiliary grid structure comprises a third auxiliary grid with the first polarity and a fourth auxiliary grid with the second polarity, which are annular and are sleeved at intervals from inside to outside. According to the invention, the auxiliary grids are arranged to be annular structures, the annular auxiliary grids with different polarities form a structure shaped like a Chinese character'hui ', and when the annular auxiliary grids are provided with the main grids extending along the first direction or are directly provided with the welding strips to be led out, different main grids or welding strips with the same polarity have the same potential due to being connected with the communicated auxiliary grids at the same time; the power generation performance of the back contact solar cell is improved, and the back contact solar cell can adapt to a main-grid-free cell and is wide in application range.

The application relates to an organic carrier for conductive silver paste, a preparation method and application thereof, and belongs to the technical field of crystalline silicon solar energy. The organic carrier comprises the following components in percentage by weight: 0.1-6.0 wt% of an elastic resin, 0.5-20.0 wt% of a thickening agent, 70.0-95.0 wt% of an organic solvent and 0.05-5.0 wt% of a first additive; wherein the elastic resin is a polystyrene-polyolefin block copolymer. The polystyrene-polyolefin block copolymer is used in the organic carrier to replace a traditional polyamide wax thixotropic agent, effectively solves the printing durability problem of the paste, can maintain stable photoelectric conversion efficiency of a solar cell piece, and does not need to be cleaned and wiped due to screen blockage during the printing process, thereby avoiding the trouble of shutdown. Meanwhile, the grid line has a high aspect ratio, thereby improving the photoelectric conversion efficiency of the solar cell.

The utility model discloses a photovoltaic module fastening device, a photovoltaic module frame and a photovoltaic module, and belongs to the technical field of photovoltaic solar energy. The photovoltaic module fastening device comprises a pressing block, the top of the pressing block is a pressure bearing portion, and a first pressing portion and a second pressing portion or a supporting portion are arranged below the pressure bearing portion. The first pressing part, the second pressing part and the supporting part are all of a plate-shaped structure, and a receding part is arranged between the first pressing part and the second pressing part or the supporting part. Protruding points are arranged at the ends, away from the pressure bearing part, of the first pressing part and the second pressing part or the supporting part. The pressing block is high in bearing capacity, stable and free of shaking. According to the photovoltaic module provided by the utility model, the mounting groove is formed in the frame, and the fastening device is used, so that the photovoltaic module can be firmly and stably mounted without shaking under severe weather conditions, and the problem that a glass surface of a full-screen module is fragile under the action of a conventional pressing block is solved through the matched use of the pressing block and the mounting groove.

The present application relates to the technical field of solar energy, and discloses a solar inverter with a heat dissipation structure, which comprises a casing, a heat dissipation fan, a wiring terminal, a ventilation grille, a control element, a transformer, a power inversion module, heat dissipation fins and a photovoltaic panel. The control element is coupled with a toothed air duct control system, which generates toothed channel thermal resistance values and grille resistance values based on toothed inlet temperature, toothed outlet temperature, toothed channel pressure difference and power inversion module electric power state through a toothed thermal resistance construction module. Two heat dissipation fan rotation speeds are distributed according to the toothed channel thermal resistance values and the temperature difference between the two toothed outlet temperatures through a double-fan bias control module. When the grille resistance reaches a trigger condition, the two heat dissipation fans form an alternating rotation speed pulse through a grille resistance cleaning module, and the allowed output power of the power inversion module is linked and controlled through an inversion output coordination module.

The invention relates to the technical field of solar energy, in particular to a roof solar power generation device and system. The roof solar power generation device comprises an I-shaped bottom frame, two horizontal guide rails, two vertical guide rails, two horizontal sliding seats, two vertical sliding seats, a mounting frame, a plurality of photovoltaic panels, two horizontal racks, two horizontal driving mechanisms, two vertical racks and two vertical driving mechanisms. During use, only the two vertical driving mechanisms are started, the two vertical sliding seats slide and rise along the two vertical guide rails, the two horizontal sliding seats slide along the two horizontal guide rails, and the mounting frame is adjusted to be in an inclined state; when encountering strong wind, only the two horizontal driving mechanisms are started, the two horizontal sliding seats slide along the two horizontal guide rails, the two vertical sliding seats descend along the two vertical guide rails, the mounting frame gradually moves downwards to be completely laid flat, the multiple photovoltaic panels are laid flat, the windward area is reduced, and therefore the influence of wind pressure and wind lifting force is reduced.

The application provides a kind of space solar power station multifunctional condenser structure design method, device and equipment, it is related to space solar technology field.The method comprises the following steps: S101, obtain predefined condenser layered configuration information and photovoltaic cell panel configuration information;S102, by support layer configuration information, adopt closed non-uniform rational B spline method to construct the topological structure of condenser support layer;S103, based on topological structure and condenser layered configuration information, the support layer structure performance and support layer thermal performance are calculated;S104, the optical performance of condenser is calculated using support layer structure performance;S105, the steps S102-S104 are executed in a cycle until reaching the preset iteration number, form multiple condenser parameter groups;S106, the condenser parameter group is substituted into the pre-constructed multi-objective optimization model in turn, and the multifunctional condenser structure design parameter is obtained by optimization.In this way, the long-term reliability of the multifunctional condenser is improved.

The utility model relates to the technical field of new energy solar energy, in particular to a solar thermal insulation waterproof power generation patch which comprises a solar patch, a plurality of pre-fixing assemblies are arranged on the solar patch, telescopic grooves are formed in the bottoms of the pre-fixing assemblies, springs are arranged on the two sides of each telescopic groove, and the bottoms of the springs are connected with telescopic plates. Multiple groups of suckers are arranged at the bottom of the telescopic plate; the solar heat preservation, heat insulation and waterproof power generation patch has the advantages that the polyurethane heat insulation joint mixture is sprayed on the surface of a wall of a house structure, then the solar patch is pasted on the polyurethane heat insulation joint mixture, and then the pressing plate is pressed to drive the telescopic plate to press downwards, so that the solar patch is pasted on the wall of the house structure. When downward pressing is stopped, the telescopic plate drives the solar patch to descend through the spring, the solar patch and the polyurethane heat insulation joint mixture are pasted and pressed tightly, and the solar patch is pre-fixed.

The invention belongs to the technical field of solar energy, and particularly relates to a double-drive multi-action arbitrary-angle double-shaft tracking support for the solar energy industry, which comprises a double-shaft tracking support body, a photovoltaic panel foreign matter detection system, a ground mobile intelligent cleaning system and a central control and communication system, and foreign matter sensing, posture adjustment and automatic cleaning are realized through cooperation of the double-shaft tracking support body, the photovoltaic panel foreign matter detection system, the ground mobile intelligent cleaning system and the central control and communication system. According to the technical scheme, the power generation efficiency and the operation reliability of the photovoltaic power station can be remarkably improved, and the operation and maintenance cost and complexity are greatly reduced.

The invention belongs to the technical field of solar energy, and particularly relates to a solar panel supporting assembly which comprises a supporting assembly body, a mounting frame assembly, a driving assembly, a reinforcing assembly, an elevation angle adjusting assembly and the like, the supporting assembly body is used for supporting a solar panel through a single column, and the mounting frame assembly is used for fixing the solar panel to the top end of the supporting assembly body. The driving assembly is used for driving the solar panel to perform horizontal rotation for tracking the sun under the cooperation of the photosensitive sensor, the reinforcing assembly is used for increasing the strength of the lower end of the fixing column, and the elevation angle adjusting assembly is used for continuously adjusting the elevation angle of the horizontally rotating solar panel during tracking the sun through the relative movement of the second pipe sleeve and the fixing column. The elevation angle adjusting assembly used for connecting the supporting assembly and the mounting rack assembly and adjusting the elevation angle of the solar panel on the mounting rack assembly is simple in structure, and has the advantages of being simple in structure and low in cost when compared with an existing trackable support.

The utility model discloses an assembly type intelligent greenhouse, which belongs to the technical field of greenhouses and comprises a wall body, the wall body comprises a plurality of precast concrete assembly units which are connected with one another, and each precast concrete assembly unit comprises a wall plate and a base which is connected with the wall plate in an inserted mode. A plurality of assembly type steel structure frameworks are connected to the upper portions of the side walls of the wallboards, greenhouse films cover the assembly type steel structure frameworks, and a straw shirt covers the greenhouse films; a traceable solar photovoltaic panel is arranged at the top of the wall plate, the traceable solar photovoltaic panel is connected with a regulation and control device, and the regulation and control device is arranged in the greenhouse. According to the utility model, an assembly type building technology and a solar energy technology are integrated, and a prefabricated assembly type structure is adopted, so that the greenhouse is flexible in construction structure, short in construction period and low in construction cost, and solar energy is adopted as a main energy source, so that the energy consumption is reduced.

The invention discloses a balanced power supply and distribution control system for a solar array simulator, and relates to the technical field of solar energy, and the system comprises a first photovoltaic module which is used for photoelectric conversion and electric energy superposition and transmission; the second photovoltaic module is used for photoelectric conversion and electric energy transmission; the low-voltage detection module is used for performing voltage detection on the first photovoltaic module and the second photovoltaic module which are connected in series; the electric energy transmission module is used for electric energy transmission control; the voltage stabilization module is used for voltage stabilization adjustment; the first energy storage module is used for power storage, power supply, electric energy superposition and electric energy two-way transmission control; the second energy storage module is used for power storage, power supply and electric energy two-way transmission control; the isolation voltage transformation module is used for isolation voltage transformation and high-frequency voltage regulation; the equalization module is used for electric energy two-way transmission control; and the micro-control module is used for signal receiving and module control. The balanced power supply and distribution control system for the solar array simulator can improve energy storage efficiency, control voltage balance, improve the utilization rate of electric energy and prolong the service life.

The invention relates to the technical field of solar energy, and discloses a light resource data analysis method for solar thermal power generation and a related device, and the light resource data analysis method for solar thermal power generation comprises the steps: obtaining meteorological data and solar radiation data of various meteorological parameters of a to-be-analyzed region; the meteorological radiation correlation between each meteorological parameter and the solar radiation data is analyzed and calculated, and the correlation influence amplitude is obtained; associating the correlation influence amplitude of each meteorological parameter with each piece of solar radiation data, and generating irradiation characteristic data of the solar radiation data; determining the influence frequency of each meteorological parameter based on the irradiation characteristic data and the correlation influence amplitude in a preset time period; and determining main meteorological data influencing the solar radiation data from the plurality of meteorological parameters by combining the correlation influence amplitude and influence frequency of each meteorological parameter. According to the invention, the accuracy of light resource data evaluation can be improved.

The invention relates to the technical field of solar energy, and discloses a photovoltaic solar module which comprises a photovoltaic panel, a bottom plate is hinged to the bottom end of the photovoltaic panel, a moving seat is arranged below the bottom plate and used for driving the bottom plate and the photovoltaic panel to move, a clamping groove is formed in the front side face of the moving seat, and the clamping groove is used for clamping the bottom plate and the photovoltaic panel. A clamping seat is slidably connected to the inner surface of the clamping groove, and the clamping seat is used for quickly mounting the bottom plate and the photovoltaic panel on the moving seat, and the moving seat drives the photovoltaic panel to move, so that the photovoltaic panel can be conveniently moved to a mounting site, and the operation efficiency of the photovoltaic panel is improved; the base plate and the photovoltaic panel can be rapidly installed on the moving seat or detached from the moving seat by inserting the clamping seat into the clamping groove or pulling the clamping seat out of the clamping groove, and the L-shaped sliding rod is inserted into the clamping seat to be locked in the moving seat, so that shaking and even separation of the clamping seat and the base plate caused by jolting during moving are avoided, and the stability and safety of the device are improved.

The invention relates to the technical field of solar energy, in particular to a solar panel installation angle adjusting method and system. The method comprises the steps of obtaining a reference adjustment angle of a solar panel in a set state; determining an environmental interference factor where the solar panel is located; acquiring a compensation angle for the solar panel according to the determined environmental interference factor; and carrying out association processing on the reference adjustment angle and the compensation angle to obtain an adjustment angle of the solar panel. According to the solar panel installation angle adjustment method, the adjustment angle of the solar panel is calculated according to the reference adjustment angle and the compensation angle of different environmental interference factors to the solar panel, and an optimal solar panel fixed installation angle suggestion is given, so that the energy collection efficiency can be improved without a complex mechanical system.

The invention discloses a pipe distribution device of a solar natural circulation direct system, and relates to the technical field of solar energy. The device comprises a mounting base, a mounting frame and a partition plate, the mounting frame is welded to the upper surface of the mounting base, the partition plate is welded in the mounting frame, a pipe distribution cavity is formed in one side of the partition plate, and a wiring cavity is formed in the other side of the partition plate; a second fixing plate is arranged on one side of the first fixing plate, a plurality of fixing sleeves are welded to one surface in the second fixing plate, and sliding rods are embedded in the fixing sleeves. By means of the partition plate structure, the pipelines and the cables are arranged in a separated mode, the pipelines are installed reasonably, orderly and neatly, follow-up maintenance is facilitated, meanwhile, by means of the first fixing plate, the second fixing plate and the wiring plate structure, the pipelines and the cables are fixed and protected conveniently, the safety of the pipelines and the cables during use is guaranteed, and the practicability is high. And meanwhile, later regular maintenance is more convenient.

The invention discloses a concentrating solar heat collection, heat storage and heat exchange integrated system, and relates to the technical field of concentrating solar energy, the concentrating solar heat collection, heat storage and heat exchange integrated system comprises a heat collection system, a heat storage system and a heat exchange system, the arrangement height of the heat collection system is higher than that of the heat storage system, and the heat collection system is obliquely arranged; the upper end and the lower end of the heat collection pipeline are connected with the hot salt mother pipe and the cold salt mother pipe respectively, the lower end of the hot salt mother pipe is connected with the hot salt storage component and the cold salt storage component through the hot salt and salt dredging controllable mechanism, and the two ends of the cold salt and salt dredging controllable mechanism are connected with the cold salt mother pipe and the cold salt storage component respectively. The heat exchange system comprises a heat exchange component and a heat exchange and salt dredging controllable mechanism, the heat exchange component is higher than the heat storage system, and the lower portion of the heat exchange component is connected with the cold salt storage component through the heat exchange and salt dredging controllable mechanism. According to the system, the salt dredging process flow is simplified, related equipment is few, the failure rate is low, and the operation and maintenance cost is reduced.

The invention relates to the technical field of solar energy. The multifunctional solar radar velocimeter comprises a solar panel and an adjusting device connected with the bottom of the solar panel, the adjusting device integrates a driving mechanism, a sliding mechanism and a reinforcing mechanism, and the placing angle and the unfolding state of the solar panel can be adjusted so that the light energy absorption efficiency can be improved. The driving device drives the solar panel to rotate through gear transmission so as to adapt to sunlight in different directions; the sliding device drives the solar panel to be stably unfolded or folded by means of transmission of a bevel gear, a rack and the like, the light receiving area is increased, and various installation spaces are adapted. The reinforcing device is locked and fixed to the clamping structure through the tightening assembly, and external force is resisted to prevent loosening and deviation. The three parts work cooperatively, the problems that existing equipment is inconvenient to adjust, unstable in fixation, low in integration and the like are solved, the equipment operation stability and environment adaptability are improved, and the device is suitable for outdoor road scenes and has the characteristics of energy conservation, environmental protection and easy maintenance.

This invention discloses a biaxial trough solar collector and its usage method, relating to the field of solar energy technology. The invention includes a solar collector, a biaxial support, an energy distribution mechanism, a heat collection mechanism, and a steam guiding mechanism. The invention incorporates a distribution component within the heat collection mechanism. Equally spaced partition meshes divide the inner cavity of the inner heat collection tube into multiple independent areas, segmentally blocking the free flow of the evaporating liquid. Combined with a water outlet trough on the bottom water pipe for continuous leakage, the evaporating liquid is absorbed by the honeycomb sleeve and held in a specific position, exhibiting a "quasi-solid" distribution. This design effectively overcomes the problem of uneven distribution caused by gravity-induced liquid accumulation at lower elevations when the collector tilts due to angle adjustments of the biaxial support, ensuring uniform heat exchange efficiency of the heat collection tube at different angles.

Methods are disclosed for selectively doping grain boundaries in polycrystalline chalcogenide thin films for photovoltaic applications. In some embodiments, a chalcogenide-based or cadmium-based polycrystalline substrate is treated with a chloride-containing solution and contacted with an electrolyte comprising at least one dopant. An electric field is applied such that the dopant is selectively driven into grain-boundary regions while limiting dopant incorporation within grain interiors. In some embodiments, excess dopant material is removed from a surface of the substrate, followed by a thermal treatment to diffuse dopant material into grain interiors. The methods may be applied to CdTe or CdSeTe thin films and to group V dopants.

The utility model relates to the technical field of perovskite solar energy, and discloses a perovskite solar cell aging detection device which comprises a protection box, a detection device body is slidably connected in the protection box, a top plate is fixedly connected to the top of the detection device body, and handles are fixedly connected to two sides of the top of the top plate. Straight grooves are formed in the two sides of the detection device body, and inserting grooves are formed in the front ends of the interiors of the straight grooves. According to the perovskite solar cell aging detection device, a worker pushes an adjusting block into an adjusting groove, so that the adjusting block drives an insertion block to move and drives the insertion block to move into a straight groove, the insertion block is released from the insertion groove, and meanwhile, the limitation of the detection device body is also released; and when a worker needs to detect the battery, the top plate is lifted, so that the detection device body is exposed outside, and the detection device body is prevented from being damaged outside when not in use.

The invention relates to the technical field of separated heat pipe solar energy, and discloses a separated heat pipe solar energy seasonal double-source heat pump system, a control method and a heat compensation strategy, the system comprises a solar heat collector, a heat pipe evaporation section, a condensation section, a heat storage tank, a four-way valve, a ground source heat pump and a buried pipe system; the method comprises the following steps: layering according to the heat output of the solar heat collector and the temperature of the heat storage tank; starting a heat pipe evaporation section to directly supply heat to the tail end; a ground source heat pump heat compensation mode is started; the operation mode between the solar energy and the ground source heat pump is controlled and adjusted through the four-way valve; hot water flow in the heat storage tank is adjusted through the variable-frequency water pump; and the heat compensation amount, the heat storage priority and the operation mode are dynamically adjusted. By introducing the separated heat pipe structure, thermal decoupling of the solar heat collector and the heat pump system is achieved, the problem that the heat transmission efficiency of a traditional integrated pipeline is greatly reduced when sunlight fluctuates is solved, the heat energy transmission stability is improved, and the control logic is simplified.

The application provides a control method of a solar thermochemical energy storage device, and belongs to the technical field of solar energy. The method determines a target residence time of particles, obtains a plurality of parameter groups containing a scraper angle, a feeding speed, a scraper spacing and a rotating disc rotating speed, calculates the residence time of the particles corresponding to each parameter group through a target numerical model established based on the parameters of the particles and the device, obtains an average value and a variance of the residence time of the particles in the device corresponding to each parameter group based on the residence time of a plurality of particles in the device corresponding to each parameter group, determines a plurality of first target parameter groups from the plurality of parameter groups, determines a second target parameter group from the plurality of first target parameter groups, and the second target parameter group is the first target parameter group with the minimum variance of the corresponding residence time in the plurality of first target parameter groups. The device is controlled based on the second target parameter, and the beneficial effect of accurately controlling the residence time of the particles is achieved.

The invention relates to the technical field of photovoltaic solar energy, in particular to a steel structure house integrated with a building integrated photovoltaics (BIPV) system, which comprises a BIPV roof, the roof comprises a plurality of corrugated supporting plates, the corrugated direction of the corrugated supporting plates extends along a first direction, the corrugated supporting plates are laid on roof purlines at intervals in the first direction, and two trapezoidal bulges are formed on the cross section of each corrugated supporting plate; the trapezoidal groove between the two trapezoidal bulges forms a first drainage groove; the photovoltaic panels are laid on the trapezoidal protrusions of every two adjacent corrugated supporting plates. And the first water guide plates are arranged between two adjacent groups of photovoltaic panels to cover the first drainage grooves and the joints of the photovoltaic panels and the corrugated supporting plates, and obliquely extend downwards in the direction close to the photovoltaic panels. The photovoltaic panel is supported and installed through the corrugated supporting plate structure with the supporting and drainage functions, the sealing and vibration resistance of the roof are improved, most water on the roof can be drained from the roof through the surface of the photovoltaic panel, and the better drainage and leakage prevention effect is achieved.

The invention relates to the field of solar technology and concerns a support structure such as those used, for example, in agricultural installations. The object of the present invention is to provide a support structure that allows for a fundamentally fixed arrangement of the solar modules while simultaneously enabling the use of the areas beneath the solar modules. This is achieved by a support structure for constructing a ground-mounted photovoltaic system, in which the height and width of the support structure are designed to allow passage and / or parking of vehicles and / or agricultural machinery or equipment, or for people to pass underneath, and in which the support structure consists of at least: several pylons, several crossbeams, a plurality of bifacial solar modules, and a plurality of mountings for the bifacial solar modules on the crossbeams and / or pylons.

The application discloses a beer production heat supply system using solar energy, and relates to the technical field of solar energy and the field of energy saving in beer production. The beer production heat supply system comprises a solar heat collecting module and a multi-grade heat supply module. A hot water outlet of the solar heat collecting module is connected to the multi-grade heat supply module to transmit heat energy to the multi-grade heat supply module. The multi-grade heat supply module comprises a plurality of heat supply units corresponding to different temperature intervals. The hot medium outlet of each heat supply unit is connected to a beer production process processing module with a temperature suitable for the temperature interval of the heat supply unit. The application can meet the multi-grade heat demand of each process processing module in beer production, greatly reduce or even completely eliminate the use amount of coal-fired and gas-fired boilers, eliminate the dependence of each process heat in beer production on fossil energy, and further reduce energy consumption and carbon emission.