Supercritical carbon dioxide power generation system and method combining supercritical water oxidation technology

A technology of supercritical water oxidation and carbon dioxide, which is applied in the fields of oxidation treatment of sludge, oxidized water/sewage treatment, machines/engines, etc., can solve low conversion efficiency, repeated construction, high investment environmental burden and energy waste, without mentioning energy problems and other issues to achieve the effect of improving recycling and utilization
CN110486107APending Publication Date: 2019-11-22碧流天能(北京)科技股份有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
碧流天能(北京)科技股份有限公司
Publication Date
2019-11-22

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Abstract

The invention relates to a supercritical carbon dioxide power generation system combining a supercritical water oxidation technology. The system comprises a supercritical water oxidation unit, a heatexchange unit, a supercritical carbon dioxide power generation unit, an expansion machine power generation unit and a tail gas heat energy utilization recovery unit; the supercritical water oxidationunit involves a supercritical water oxidation reactor, the heat exchange unit involves a main heat exchanger, the supercritical carbon dioxide power generation unit involves a turbine, a motor, a high-temperature heat exchanger, a low-temperature heat exchanger, a high-temperature compressor, a low-temperature compressor and a cooler, and the expansion machine power generation unit involves an expansion machine and a generator; and the tail gas heat energy utilization recovery unit involves a liquefying separation treatment device. The supercritical carbon dioxide power generation system and method combining the supercritical water oxidation technology can effectively treat sewage sludge and generate electric energy; and an ecological development mode combining environmental pollution treatment and energy development and utilization is realized.
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Description

Technical field

[0001] The invention belongs to the technical field of clean energy power generation systems, in particular to a supercritical carbon dioxide power generation system and a power generation method combined with supercritical water oxidation technology. Background technique

[0002] With the increasingly severe problems of energy shortage and environmental pollution, the transformation of the traditional economic growth mode of high energy consumption and high pollution, the development of a low-carbon economy, and the realization of sustainable development are becoming the common choice for economic development of all countries in the world.

[0003] The development and utilization of clean, environmentally friendly, renewable and ecologically-friendly new energy is the key to mankind's alleviation of energy and environmental problems. Electricity consumption is one of the main forms of energy consumption. About 68% of other energy sources are converted into electric...

Claims

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