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Fast Sampling Field Deployable Mud Gas Carbon Isotope Analyzer

机译:快速采样场可展开泥碳同位素分析仪

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We report the details of a field deployable mud gas carbon isotope analyzer for mud gas analysis based on coupling a gas chromatograph with a mid-infrared spectrometer using a quantum cascade laser and hollow waveguide. The GC–IR 2 (gas chromatograph–infrared isotope ratio) system features a fast sampling cycle as short as 123 s for analyzing all three components, i.e., methane, ethane and propane. The samples are automatically diluted so the system could carry out effective measurements while sample concentrations vary from 400 ppm to 100% purity. The accuracy is guaranteed through periodic reference calibration, and variations due to field temperature changes are minimized.
机译:我们报告了用于使用Quantum Cascade激光和空心波导的带有中红外光谱仪的气相色谱仪的泥气分析的现场可部署泥碳同位素分析仪的细节。 GC-IR 2(气相色谱仪 - 红外同位素比)系统具有短至123秒的快速采样周期,用于分析所有三种组分,即甲烷,乙烷和丙烷。将样品自动稀释,因此系统可以进行有效的测量,而样品浓度从400ppm变化至100%纯度。通过定期参考校准保证精度,并且由于场温度变化导致的变化最小化。

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