Nuctech Company Limited

Zhongyuan Hao

Zhiqiang Chen

Yuanjing Li

Yan Wang

Yaohong Liu

Qingjun Zhang

Jianmin Li

Guangqin Li

Nei Yang

The present disclosure provides a gas analysis device and a method for detecting sample gas. The gas analysis device includes: an ion mobility spectrometer including an ion mobility tube, an ion gate, a plurality of electrodes, a suppression grid, and a Faraday plate sequentially disposed in the ion mobility tube, wherein the Faraday plate is configured to receive sample ions discharged from the suppression grid, and the Faraday plate is provided with a through hole; a mass spectrometer; a gate valve disposed between the Faraday plate and an ion inlet of the mass spectrometer; and a controller configured to control an opening or closing of the gate valve to allow the sample ions discharged from the suppression grid to flow into the mass spectrometer through the through hole of the Faraday plate when the gate valve is opened.

Gas analysis device and method for detecting sample gas

Growing community of inventors

Beijing, China

Zhongyuan Hao