Air-assisted jet flame ignition device and ignition method thereof

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United States of America Patent

PATENT NO 11661885
APP PUB NO 20230040984A1
SERIAL NO

17793290

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Abstract

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An air-assisted jet flame ignition device includes a housing, a fuel-air premixing unit, and a prechamber. The fuel-air premixing unit includes a fuel injector, an air injection valve, a premixing sleeve, a premixing sleeve inner core placed in the premixing sleeve, and a fuel injector fastening bolt. An inner wall surface of the premixing sleeve and an outer wall surface of the premixing sleeve inner core form a premixing sleeve inner cavity. An inner wall surface of the premixing sleeve inner core, a lower end surface of a nozzle of the fuel injector, and an upper end surface of an air inlet of the air injection valve form a premixing cavity. The premixing cavity coupled to the premixing sleeve inner cavity via a through hole on the sidewall of the premixing sleeve inner core. A prechamber nozzle is fixedly coupled to the lower part of the housing.

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Patent Owner(s)

  • TIANJIN UNIVERSITY

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gao, Qiang Tianjin, CN 113 716
Hua, Jianxiong Tianjin, CN 2 2
Liu, Zongkuan Tianjin, CN 4 1
Wei, Haiqiao Tianjin, CN 7 2
Zhou, Lei Tianjin, CN 255 829

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