A multi-stage coupling energy method and device of porous medium combustion and SOFC, SOEC
By using porous media combustion and multi-stage coupling energy methods with SOFC and SOEC, and utilizing microwave generators and rotating SOFCs for power generation, the problems of low methane combustion efficiency and unused exhaust gas have been solved, achieving efficient and clean energy conversion and greenhouse gas emission reduction.
CN116734248BActive Publication Date: 2025-10-24WUHAN UNIV OF TECH
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Patent Information
- Application Number
- CN202310501740.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2023-04-29
- Publication Date
- 2025-10-24
- Estimated Expiration
- 2043-04-29
AI Technical Summary
Technical Problem
Methane combustion efficiency is low, and the exhaust gas produced by combustion is not effectively utilized, resulting in heat waste and increased carbon dioxide emissions, affecting the environment.
Method used
A multi-stage coupling energy method using porous media combustion and SOFC/SOEC is adopted. The combustion reaction is promoted by a microwave generator, power generation is achieved by rotating SOFC, and the exhaust gas is co-electrolyzed with water in SOEC to realize the cascade utilization of heat and the conversion of carbon dioxide.
Benefits of technology
It improves the combustion efficiency of methane, reduces greenhouse gas emissions, and achieves the conversion and efficient utilization of clean energy.
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Abstract
The application discloses a kind of porous medium combustion and SOFC, SOEC multistage coupling energy method and device, comprising: the present application uses microwave generator to promote porous medium combustion reaction, uses rotating SOFC device and utilizes the exhaust gas generated by combustion to generate electricity, uses heat exchange system and utilizes SOFC tail gas heat to heat water, and it is passed into SOEC with tail gas, using SOEC carbon dioxide processing system (CO2) and water vapor co-electrolysis tail gas (CO, H2) to generate high-temperature synthesis gas, using waste heat boiler and screw expander power generation system, water-cooled heat exchanger and waste heat generator system, absorption refrigeration device is used to the heat of high-temperature synthesis gas Gradual utilization, the present application obtains clean energy conversion while reducing greenhouse gas emissions, realize the clean production of methane, utilization, promote the green cycle of economy.
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