All-weather light-guide solar combined heat and power generation system
The invention discloses an all-weather light-guide solar combined heat and power generation system. According to the system, in the case of a good light condition, solar energy is collected by virtue of a Fresnel lens, and converged into a cavity-type tubular heat collector through light-guide fiber...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses an all-weather light-guide solar combined heat and power generation system. According to the system, in the case of a good light condition, solar energy is collected by virtue of a Fresnel lens, and converged into a cavity-type tubular heat collector through light-guide fibers and a light-guide barrel, so that cold air flowing through the heat collector is divided into two paths after the temperature of the cold air rises, one path enters a phase-change heat storage device to carry out heat storage, and the other path enters a heat end of a Stirling engine to drive the engine to work, and then drives a power generator to work to generate power, wherein waste heat of the Stirling engine is collected by cold water, so that the cold water is heated, and a purpose of waste heat utilization is achieved; and according to the system, in the case of an insufficient light condition, heat released by the phase-change heat storage device is used for driving the Stirling engine to work, and then d |
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