Ammonia hydrogen production gas double-shaft turbine and ammonia steam turbine coupled power generation device

By adopting the coupling design of ammonia hydrogen-generating gas dual-shaft turbine and ammonia steam turbine in the ammonia hydrogen-generating combustion power generation system, the problems of incomplete combustion and exhaust heat waste are solved, efficient energy utilization and system simplification are achieved, and carbon emission reduction goals are supported.

CN119712273APending Publication Date: 2025-03-28HAINAN WEICHEN NEW ENERGY CO LTD
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Patent Information

Application Number
CN202510123943.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-01-26
Publication Date
2025-03-28

AI Technical Summary

Technical Problem

The existing ammonia hydrogen combustion power generation system has problems of incomplete combustion and waste of exhaust heat energy, resulting in low utilization of comprehensive energy efficiency, complex and difficult to simplify the system.

Method used

The power generation device is powered by coupling ammonia hydrogen-generating gas dual-shaft turbine and ammonia steam turbine. The dual-shaft turbine is driven by a single ammonia fuel, simplifying the system structure and optimizing the utilization efficiency of thermal and kinetic energy through temperature matching design.

Benefits of technology

The comprehensive energy efficiency of ammonia energy has been achieved to reach 80-85%, greatly improving the utilization efficiency of thermal energy and kinetic energy, simplifying the system structure, reducing carbon emissions, and supporting the country's carbon neutrality strategy.

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Abstract

The invention discloses an ammonia hydrogen production gas double-shaft turbine and ammonia steam turbine coupled power generation device which is characterized in that a delivery pump is respectively connected with a liquid ammonia source and an ammonia channel inlet of an ebullator, and an ammonia steam turbine power generation assembly is respectively connected with a reaction channel inlet of an ammonia decomposition reactor and an ammonia channel outlet of the ebullator; the gas turbine power generation assembly comprises a first power generator, a first gas compressor and a first turbine, wherein the first gas compressor and the first turbine are coaxially arranged. The first turbine is in coaxial driving connection with a rotor of the first power generator. A reaction channel outlet of the ammonia decomposition reactor and a compressed gas outlet of the first gas compressor are connected with a combustion chamber of the combustor through pipelines respectively, the first turbine is connected with a smoke outlet of the combustor and the ammonia decomposition reactor through pipelines respectively, and smoke exhausted from a smoke channel sequentially passes through the second turbine and a tail gas channel of the fluidized bed furnace. The tail gas channel outlet is connected with the tail gas treatment unit. According to the invention, single ammonia fuel and working medium are adopted, the complexity of the device is simplified, carbon emission reduction is promoted, and the comprehensive energy efficiency of ammonia energy reaches 80-85%.
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