热导检测器

层流温差尾流的传热氢气在热导检测器上的相对校正因子

Heat Transfer in a Laminar Wake after an Insulated Plate The Relative Correction Factor of Hydrogen on TCD In Nitrogen Current

氢气在热导检测器上的相对校正因子

The Relative Correction Factor of Hydrogen on TCD In Nitrogen Current

根据对负压下热导检测器的响应特性与检测器参数的系统研究，研制出适用于程序升温毛细管气相色谱的热导检测器（TCD）。

Based on systematical study of the response characteristics of thermal conductivity detector ( TCD ) at reduced pressure , a newly designed TCD was constructed and evaluated in temperature programmed capillary gas chromatography .

为此，本文提出了一种全新的检测方法&气相色谱法，创造性地提出了富集浓缩技术，解决了水分与SF6分离的关键难点，并采用热导检测器进行检测。

To this end , this paper presents a new detection methods-gas chromatography , creatively put forward the enrichment enrichment technology , solving critical water and SF6 separation difficult , using thermal conductivity detector for testing .

用聚合物固定相GDX-103作柱内填充物，用热导检测器，程序升温色谱法，在最佳色谱条件下，可将样中各组分完全分离。

Using GDX-103 as fixing phase in packed column and using thermal conductivity cell as detector , All compositions are separated in the suitable condition by temperature program .

采集的煤气样品由6通阀进样，TDX-01填充色谱柱分离，热导检测器检测。

Coal gas samplers in gas sampling bag were injected into gas chromatography by a six-port valve , separated by repacked column TDX-01 and determined by thermal conductivity detector ( TCD ) .

提出用HP-Wax强极性毛细管柱分离，热导检测器检测，以环戊醇作内标定量，同时测定碳酸二甲酯纯度及其杂质。

A gas chromatographic method for the determination of dimethyl carbonate ( DMC ) purity and its impurities has been developed with HP-Wax polar capillary column and thermal conductivity detector . Cyclopentanol was used as an internal standard .

色谱柱温度对热导检测器响应的影响

The Effect of Chromatographic Column Temperature to the Response of Katharometer

色谱仪热导检测器电桥自动调衡的方案研究

The Scheme Research of Chromatography 's Thermal Conductivity Detector Bridge Auto-adjusting

利用热导检测器实时检测混合气体组分含量的方法及装置

Method and apparatus for real-time gas concentration detection in gas mixture

气相色谱热导检测器的信号测量与电源电路研究

Study of signal measurement and power circuit for modern-gas chromatography thermal conductivity detector

毛细管气相色谱负压热导检测器及其应用

Minus Pressure Thermal Conductivity Detector in Capillary Gas Chromatography

氧氮分析仪的热导检测器及热敏元件选择

The choice of thermal conductivity detector and thermal elements applied in oxygen and nitrogen analyzer

实验结果表明，采用气相色谱热导检测器，配用金属钯做色谱柱固定相，可成功地完成对氢、氦组分的分离和检测。

The experiment result proved that the new stationary phase in packed column could completely separate the components of hydrogen and helium .

为了提高气相色谱仪用热导检测器的性能，设计了热导检测器的精密恒流源和差压检测电路。

In order to improve the performance of thermal conductivity detector ( TCD ) for gas chromatography , a precision constant current source circuit and a difference voltage detection circuit were designed .

热导检测器是利用被测组分和参考气的热导系数不同而响应的浓度型检测器，是一种非破坏性检测器，可与其他检测器联用。

The Thermal Conductivity Detector ( TCD ) is concentration detector that measure the thermal conductivity coefficient of the sampled gas different from the reference gas , is a not destructiveness detector , can use with other detector .

针对气相色谱热导检测器的弱信号失真和电源不稳定问题，研究与设计热导检测器的弱信号测量电路、信号放大电路以及电源电路。

The analysis of the weak signal circuit , amplifying circuit of the signal and power circuit in the thermal conductivity detector has been done , and the characteristic of the circuits with the rhenium tungsten filament is designed .

通过热导检测器出口气体可以排放入通风系统的办法，避免了使用氢火焰离子化检测器以后，放射性气体氩气扩散排放到气体分析实验室产生工作环境的放射性污染问题。

The method that the exhaust gas from thermal conductivity detectors exhausts to vent system directly can avoid that radioactive argon exhausts to gas-analytical experiment laboratory , where it causes radioactive contamination in a work environment , by using a flame ionization detector .

基于MEMS技术的热导池检测器在变压器油中气体监测系统的应用研究

Application Study of Thermal Conductivity Detector Based on MEMS for the Gas Monitoring System of Transformer Oil

对煤气和乙炔中的O2、N2、H2和CH4进行了测定，分析结果与热导池检测器（TCD）的气相色谱法一致。

N2.H2.O2 and CH4 in acetylene and coal gas have been determined . The result is satisfactorily compared with that of conventional TCD .

本文采用降低热导池检测器（TCD）内压强的方法，成功解决了气相毛细管柱与TCD联用的难题。

The problem of conjunction method between gas chromatograph and thermal conducting detector ( TCD ) has been solved by decreasing the inner pressure of TCD .

热导池检测器池腔形状和尺寸参数的分析与计算

Analysis and Calculation of the Geometrical Shape and the Structure size of the Thermal Conductivity Detector

通过三例故障现象的分析，介绍103气相色谱仪热导池检测器、热导池温度控制器和微电流放大器的工作原理。

Through analysing the three trouble phenomenon , the base of principle thermal conductivity cell detector 、 thermal conductivity cell temperature controller and micro current amplifier for Gas Chromatography 103 are recommended .

采用气相色谱法分析反应产物中水、甲醇和碳酸二甲酯等组分的含量，确定其色谱条件为：热导池检测器；

The contents of DMC , methanol and water in the product of methanol with carbon dioxide to dimethyl carbonate was analyzed by 102G gas chromatography and the gas chromatography conditions were as follows : TCD detector ;

关于热导和氢焰检测器串联时色谱分析数据处理方法的讨论

Discussion on the processing methods for the analytic results obtained from the TCD and FID connected in series on gas chromatograph