Thermoelectric Cooling Systems for Solar Cells

A photovoltaic cooling system for enhancing solar cell performance through targeted temperature management. The system employs a hybrid nanofluid-based cooling system that combines crossflow and nanofluid flow patterns to create localized temperature gradients. The cooling module features a local jet flow inlet directing vertical flow, a crossflow inlet directing horizontal flow, and an outlet for dissipating heat. The system integrates a thermoelectric generator to convert electrical energy into heat, enabling precise temperature control across the cooling module.

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A hybrid solar panel that enhances power generation efficiency by utilizing a thermally managed photovoltaic (PV) panel with integrated refrigeration. The PV panel features a lattice structure with a refrigerant flow path that connects to both longitudinal and transverse flow paths. The refrigerant guides heat generated by sunlight absorption towards the center of the panel, where it is absorbed by the PV cells. This targeted heat management enables enhanced cooling efficiency compared to conventional PV panels.

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Thermal management system for photovoltaic panels that enhances power output and increases panel lifespan through controlled temperature management. The system integrates a phase change material (PCM) layer with a Seebeck thermoelectric generator (TEG) and a heat sink. The PCM absorbs solar radiation, releasing heat that is stored in the TEGs. The TEGs convert this stored heat into electrical energy, while the heat sink transfers the remaining heat to a water flow system. This closed-loop system maintains optimal operating temperatures for the PV panel, enabling increased efficiency and lifespan.

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Cooling system for photovoltaic solar panels through advanced thermal management. The system enables precise temperature control of solar panels, where deviations from the nominal operating temperature of 45°C result in power losses of up to 0.3%. The cooling system incorporates advanced thermal management technologies, including precise temperature monitoring, intelligent control, and innovative cooling architectures, to maintain optimal operating conditions for photovoltaic cells.

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Solar power generation system that utilizes thermoelectric modules to enhance efficiency by capturing heat generated during solar panel operation. The system integrates a photovoltaic panel with a thermoelectric cooling module that absorbs heat from the rear surface of the panel and uses it to generate electricity through the Seebeck effect. The cooling module regulates temperature to maintain optimal operating conditions, ensuring the photovoltaic panel's rear surface remains within a safe operating range. This approach enables significant power generation while minimizing secondary equipment costs.

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A heat dissipation assembly for electronic devices that combines thermoelectric cooling with enhanced thermal interface materials. The assembly comprises a thermoelectric cooler with a cold surface facing away from the heat source, and a heat dissipation component with a cold surface facing the heat source. The heat dissipation component is thermally coupled to the heat source, while the thermoelectric cooler provides efficient heat transfer from the heat source to the environment. This assembly achieves superior heat dissipation compared to conventional configurations by leveraging the thermoelectric cooler's ability to efficiently transfer heat between the heat source and environment.

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A method for controlling active cooling of perovskite solar cells through temperature monitoring and active cooling. The method monitors the internal temperature of the solar cells and activates cooling when the temperature exceeds a predetermined threshold. This temperature monitoring enables the detection of thermal stress in perovskite solar cells, while the active cooling mechanism provides targeted temperature regulation to prevent irreversible damage. The cooling system can employ various methods such as liquid-based cooling, Peltier cooling, or radiation-based cooling, with the temperature monitoring system continuously monitoring the solar cell temperature.

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Thermoelectric power generation device that combines photothermal heating with deep space cooling, enabling continuous operation during both day and night conditions. The device comprises a thermoelectric power generation sheet with a dual-layer structure: a light-absorbing heat shield layer on top and a radiation cooling layer below. A reflective mirror is positioned on the radiation cooling layer, while a thermal insulation shell encloses the device. This dual-layer design enables simultaneous absorption of solar radiation and utilization of deep space cooling, significantly increasing power output compared to conventional photovoltaic systems.

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A photovoltaic thermoelectric panel and integrated module with improved cooling and heat recovery for solar power generation. The panel has a photovoltaic module sandwiched between thermally conductive adhesive, backplate, and sealing ring. A heat-absorbing backplate with beads passes through the sealing ring. This forms a cavity around the photovoltaic module for water circulation cooling. The backplates and adhesive conductively connect the components. This allows capturing and transferring heat from the photovoltaics to the water for cooling and reuse.

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A passive cooling system for photovoltaic modules in vehicles using heat pipes to dissipate heat from the solar cells. The heat pipes absorb heat from the cells, evaporate a working medium, and condense it to release the heat to a remote radiator, cooling the cells passively without active cooling components. This improves solar cell efficiency by reducing operating temperature.

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Solar cooling module and solar panel assembly that integrates heat management into photovoltaic systems. The module features a thin-film cooling sheet with strategically placed through-holes that branch into multiple paths, allowing the heat to be dissipated through a network of channels. The cooling sheet is supported by a heat-insulating sheet, which prevents heat transfer through the sheet. A specialized cooling channel design enables the cooling sheet to maintain its position even when it expands during thermal expansion. The assembly integrates the cooling sheet with the photovoltaic panel, eliminating the need for separate heat management systems.

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Solar cell cooling device that utilizes infrared radiation to cool the solar cell while minimizing heat generation. The device employs a reflective surface with a specially designed shape to concentrate infrared radiation on a heat collection unit. This concentrated radiation heats the fluid flowing through the unit, which is then used to cool the solar cell through a thermoacoustic cooler. The reflective surface design enables efficient infrared radiation collection while preventing direct irradiation of the solar cell, thereby reducing heat generation.

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Hybrid solar cell design that enables enhanced power generation by combining photovoltaic cells with thermoelectric modules. The hybrid cell incorporates a photovoltaic cell connected in series with a thermoelectric module unit, where the thermoelectric module's positive terminal is connected to the photovoltaic cell's negative terminal. The thermoelectric module's hot side is oriented towards an external heat source, while the photovoltaic cell is oriented towards a light source. This configuration enables the generation of higher voltages by capturing waste heat from the external heat source and utilizing it to generate additional power through thermoelectric conversion.

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A photovoltaic panel cooling system that enhances solar panel efficiency through integrated heat management. The system comprises a photovoltaic panel with integrated heat pipes and thermoelectric generators, where the heat is transferred to a cooled water source from an air conditioner's condenser. The cooled water is then pumped through a network of heat pipes to the panel's back surface, where it absorbs heat from the panel's surface. This dual-temperature system enables both heat transfer and electricity generation, thereby increasing panel efficiency and reducing temperature-related degradation.

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Thermoelectric cooling system that enables efficient, low-mass refrigeration using thermoelectric devices. The system comprises a thermoelectric panel with thermoelectric devices arranged in a u-shaped configuration, where the inner surface of the first layer and the outer surface of the second layer are thermally conductive. The panel is supported by pillars between parallel sides, with gas diffusion-resistant layers separating the layers. A top layer features cooling structures to dissipate heat. The system achieves high efficiency through optimal thermoelectric device arrangement and configuration, while eliminating the need for traditional compressors and refrigerant.

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A compact cooling system for photovoltaic panels that enables surface temperature reduction through a closed-loop heat management system. The system comprises a control unit, circulation pump, water tank, and heat exchanger, where the control unit monitors temperature and controls the circulation pump. The system utilizes a specialized heat transfer medium in the tank to absorb and dissipate heat from the photovoltaic panels, while the circulation pump circulates the heat transfer medium to maintain optimal temperature conditions. The system operates in a closed-loop configuration, eliminating the need for moving elements and maintaining consistent temperature across the panel surface.

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A lightweight thermoelectric hybrid solar cell module that converts visible light into electricity while simultaneously producing hot water through infrared heating. The module integrates a solar cell panel with a glass backsheet and a spiral resin hose plate that absorbs far-infrared radiation. This far-infrared plate, with an emissivity of 1-15%, is strategically positioned to maximize the conversion of radiant heat into electrical energy. The module's design enables efficient infrared heating of the back surface, which is then used to produce hot water through the absorption of water molecules. The module's unique far-infrared plate design enables optimal infrared absorption, particularly at wavelengths around 30 μm, where water molecules are most effective at absorbing infrared radiation.

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A solar cooling system that integrates thermogenerator elements to enhance cooling performance while maintaining cost-effectiveness. The system comprises a thermogenerator element with a thermally contacting design, where the cold contact surface is connected to the cover plate of the cooling plate. This design enables direct heat transfer between the thermogenerator and the cooling plate, eliminating the need for conventional thermal interfaces. The system integrates with the solar panel array and can be controlled to provide both cooling and power generation.

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A method and apparatus for efficient cooling of solar cells through thermal linkages that enable rapid heat transfer to the back surface of the panel. The method involves integrating a thermal conductor between the solar cell and a non-light receiving surface of the panel, while also incorporating a heat radiation member or heat conductive member attached to the back surface of the solar cell. This configuration enables the thermal conductor to efficiently dissipate heat away from the solar cell, while the heat radiation member or heat conductive member provides additional thermal interface between the solar cell and the panel.

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A refrigeration system that enables direct operation of a refrigerated cell using solar power without the need for a network or battery. The system integrates a photovoltaic module with a refrigeration compressor system, where the refrigeration compressor is controlled by a controller. The system utilizes encapsulated latent heat energy storage devices, such as phase change material (PCM) packs, to maintain cooling even during periods of low solar radiation. The PCM packs are filled with paraffin or Saltydrin, which can be replenished through solar energy. This enables the system to operate continuously, even without direct solar power, by utilizing the stored energy from the PCM packs.

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