Development of High2precision IR Petroleum Determination Instrument

摘要

中文摘要：红外测油仪是重要的分析仪器设备之一。介绍了一基于朗伯- 比耳光吸收定理的高精度红外测油仪的开发实例。对漂移误差的消除、锁相技术和数字滤波的应用提高了仪器的精度。英文文摘：IR petroleum determination instrument is one of important analysis instruments and devices. A development ex2ample of a high2precision IR determination instrument based on Lanber2Beer law is presented in this article. The eliminating ofdrift error and the application of phase2locked technology and digital filtering improves the precision of instrument