公开(公告)号：US20230341254A1

公开(公告)日：2023-10-26

申请号：US18002405

申请日：2021-08-27

申请人： Xi'an Aerospace Propulsion Test Technology Institute

发明人： Binyun TANG ,  Yu CHEN ,  Ming HAN ,  Hongpeng XU ,  Li GUO ,  Jibin SHEN ,  Qiang GAO ,  Yan GAO

IPC分类号： G01F25/10 ,  F17C13/00

CPC分类号： G01F25/14 ,  F17C13/001

摘要： A cryogenic propellant rocket engine, a flowmeter calibration system and method for the cryogenic propellant rocket engine have been provided. The flowmeter calibration system for the cryogenic propellant rocket engine includes a container filling unit, a container, a supply pipeline, a weighing unit, a quick recovery container, a weighing and filling recovery unit and a recovery unit which are sequentially connected; the container filling unit is configured to connect a tank wagon with the container; and the supply pipeline includes a temperature sensor and a pressure sensor, as well as a first isolation valve, a reference flowmeter, a calibration flow adjusting manual valve, a vertical main pipe and N circumferentially and uniformly distributed horizontal pipes which are sequentially connected by a pipeline.