Multi-mode tower-type solar thermal power generator

Abstract

The invention provides a multi-mode tower-type solar thermal power generating device. A special ceramic solar energy receiver is adopted, quicksand is used for replacing heat transferring and storing media such as heat-conducting oil and fused salt, and supercritical carbon diode Bretton thermal power generation can be achieved by means of sensible heat and high-temperature radiation carried by the quicksand. On the basis of innovating the fused salt heat storing technology, the power generating device complements the technologies of organic Rinkine thermal power generation, lithium bromide air-conditioning, biomass energy and the like, and a bold attempt is made in the aspects of reducing the cooling water and the cost, prolonging power generation hours and expanding the use range, the technological base is laid for replacing fossil energy power generation finally. The device belongs to the technical field of solar thermal power generation.

Description

technical field [0001] The multi-mode tower solar thermal power generation device of the present invention takes into account different heat transfer media, adopts an innovative solar receiver, and adds a complementary technology with biomass energy on the basis of maintaining the technology of molten salt heat storage. There have been major technological breakthroughs in terms of cost, extension of power generation hours, and expansion of the scope of use. The device belongs to the technical field of solar thermal power generation. Background technique [0002] The most prominent advantage of the Brayton cycle thermal power generation technology is the high thermoelectric conversion efficiency of the system. Air, helium, and carbon dioxide are mainly used as power working fluids, and high-temperature thermal energy is provided by fuel, gas, nuclear energy, and solar energy for operation. Obviously, this technology will have good application prospects not only in the fields...

AI Technical Summary

Problems solved by technology

The technical measures adopted by the present invention mainly include four items. Firstly, the advantages of special ceramic heat absorption performance and high thermal conductivity are brought into play, and various structures are adopted to solve the problems of solar receiver heat absorption, heat transfer, heat preservation, etc.; Dayton cycle thermal power generation technology, which simplifies the structure and reduces manufacturing costs as much as possible; the third is that the tower solar power generation device is equipped with an organic Rankine thermal power generation device or lithium bromide air conditioning unit to realize cascade utilization of thermal energy; the fourth is to combine the tower solar power generation device with biomass Complementary gas generation devices to maximize the utilization efficiency of solar energy and biomass energy

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