公开(公告)号：US20230332561A1

公开(公告)日：2023-10-19

申请号：US18026601

申请日：2021-09-13

申请人： SHANGHAI INSTITUTE OF SPACE PROPULSION

发明人： Cheng CHENG ,  Haiqing ZHOU ,  Gui TIAN ,  Jingyu XIONG ,  Yeming ZENG ,  Guofeng ZHOU ,  Hongbo XU

IPC分类号： B64G1/40 ,  F02K9/42 ,  F02K9/95 ,  F02K9/52

CPC分类号： F02K9/425 ,  B64G1/401 ,  F02K9/52 ,  F02K9/95

摘要： A cryogenic engine for a space apparatus is provided. The cryogenic engine includes an injector body, a thrust chamber, and a spark plug, where the injector body is provided therein with an accommodating space; the spark plug is provided on one side of the injector body, and an electrode provided on the spark plug extends into the accommodating space; the thrust chamber is provided on the other side of the injector body and is communicated with the accommodating space; the injector body is provided with a combustion improver flow channel and a combustible agent flow channel; and the combustion improver flow channel and combustible agent flow channel are connected with the accommodating space.