Gas supply device, extrusion type propelling system and liquid rocket

• Main Authors: LIU XIAOKANG, LIU GUICHUANG, LIU CHUAN, FU CHAOFAN, HAN CHONG, WANG BO, YANG MINGLEI
• Format: Patent
• Language: Chinese; English
• Published: 02.04.2024
• Subjects: BLASTING; COMBUSTION ENGINES; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; JET-PROPULSION PLANTS; LIGHTING; MECHANICAL ENGINEERING; WEAPONS

The invention provides a gas supply device, an extrusion type propulsion system and a liquid rocket, the gas supply device comprises an inflation valve, a gas cylinder, a gas path electric explosion valve, a high pressure sensor, a pressure reducer, a safety valve, a low pressure sensor, an electric explosion valve rear test port and a pressure reducing valve rear test port, the inflation valve is controlled to inflate high-pressure gas into the gas cylinder; the gas cylinder, the gas circuit electric explosion valve and the pressure reducer are sequentially connected through a pipeline; the high-pressure sensor is arranged on a pipeline between the gas cylinder and the gas circuit electric explosion valve; the electric explosion valve rear test port is arranged on a pipeline between the gas circuit electric explosion valve and the pressure reducer; and the safety valve, the low-pressure sensor and the pressure reducing valve rear test port are connected to a pipeline of the pressure reducer far away from the