Yichang contributes to C919’s success

2023-05-30 20:05:54
By Yan Wanqin, Yichang International Communication Studio

The C919, China's first domestically-made large passenger aircraft, took off from Shanghai Hongqiao International Airport on Sunday on its maiden commercial flight with 128 passengers on board.

On the tarmac at Shanghai Hongqiao International Airport.

The plane touched down at Beijing Capital International Airport at 12:31 p.m.

The C919 takes off from Shanghai Hongqiao International Airport on Sunday, May 28.

Yichang has had a hand in the plane’s development.

Anpu (Hubei) Instruments in Yichang City – a subsidiary of China State Shipbuilding Corporation – developed a system for real-time monitoring of gas concentrations in the aircraft cabin. The system was used for the C919’s test flights but will not be installed in commercial versions of the C919.

Anpu's project team carried out environmental and vibration experiments in Dunhuang and Hulunbeier – ideal places to test equipment performance under extreme conditions. Temperatures in Dunhuang can top 41 degrees Celsius in summer and drop to below -30 in winter. In Hulunbeier, in Inner Mongolia, the average winter temperature is -25 degrees Celsius.

After a year of effort, they perfected the core technology, delivering high-precision gas concentration measuring instruments that have since gained wide recognition in the industry.

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