By 
July 28th, 2022
Credit: CCTV/Inside Outer Space screengrab
China’s “Lijian-1” carrier rocket is a new-type solid-propellant launch vehicle used to send six scientific experiment satellites into orbit July 27th.
The rocket has played a role in enriching China’s solid-propellant carrier rocket family with various technological innovations.
Credit: CCTV/Inside Outer Space screengrab
The Lijian-1 launch vehicle was launched for the first time from the Jiuquan Satellite Launch Center, Gansu Province, northwest China. Also known as ZK-1A, this four-stage solid-propellant launch vehicle was jointly developed by the Institute of Mechanics of the Chinese Academy of Sciences and CAS Space (Beijing Zhongke Aerospace Exploration Technology Co., Ltd.).
Credit: CCTV/Inside Outer Space screengrab
Hydrogen-oxygen engine
Meanwhile, the high-thrust hydrogen-oxygen engine of China’s Long March-5 Y6 carrier rocket passed its calibration test on Tuesday.
This calibration experiment is a kind of short-range ground test under rated conditions of an engine ready for delivery to the final rocket assembly with the purposes to check and adjust performance parameters.
Credit: CCTV/Inside Outer Space screengrab
Only after passing the calibration test can an engine be officially installed on the rocket.
For videos on the Lijian-1 launch vehicle, go to:
For a video on the China’s Long March-5 Y6 engine test, go to:
Posted in Space News
