论文部分内容阅读
美国专利US7351954 (2008年4月1日授权)本发明提供一种可根据红外吸收特性检测气体浓度的方法和仪器,该仪器的一个特点是具有自动定标功能,这种自动定标功能是这样实现的:在仪器内加一个充满已知浓度的CO_2气体的参考室;实时或定期将参
U.S. Patent 7351954 (issued April 1, 2008) The present invention provides a method and apparatus for detecting the concentration of a gas based on infrared absorption characteristics. One of the features of the apparatus is that it has an automatic calibration function, which is the case Realization: Add a reference chamber filled with CO 2 gas of known concentration in the instrument;