基于非平衡电桥原理的热导池  

Thermal Conductivity Detector Based on Unbalanced Bridge

作　　者：魏波[1] 李仲秋[1] 吕喆[1] 

机构地区：[1]哈尔滨工业大学,黑龙江哈尔滨150080

出　　处：《大学物理实验》2012年第3期52-54,共3页Physical Experiment of College

摘　　要：热导池的核心结构是非平衡电桥,介绍了热导池的工作原理,并进行了程序升温还原和程序升温脱附实验。Unbalanced bridge is the core structure of a thermal conductivity detector （TCD）. In this pa- per, its operation mechanism is introduced and two experiments of temperature programmed reduction and temperature programmed deposition is carried out.

关 键 词：非平衡电桥 热导池 程序升温还原 程序升温脱附 

分 类 号：TM938.42[电气工程—电力电子与电力传动]