A Novel Compensation Method of Gas Absorption Spectrum Based on Time-Sharing Scanning Spectra and Double Gas Cell Switching

Shuang-zan REN; Jing-wei WANG; Liang-liang GAO; Hong-mei ZHU; Hao WU; Jing LIU; Xiao-jun TANG; Bin WANG

doi:10.3964/j.issn.1000-0593(2021)11-3438-06

Spectroscopy and Spectral Analysis, Volume. 41, Issue 11, 3438(2021)

A Novel Compensation Method of Gas Absorption Spectrum Based on Time-Sharing Scanning Spectra and Double Gas Cell Switching

Shuang-zan REN^1、*, Jing-wei WANG^2、2;, Liang-liang GAO^2、2;, Hong-mei ZHU^1、1;, Hao WU^1、1;, Jing LIU^1、1;, Xiao-jun TANG^{2、2; *;}, and Bin WANG^2、2;

Author Affiliations

¹1. State Grid Shaanxi Electric Power Research Institute, Xi’an 710100, China

²2. State Key Laboratory of Electrical Insulation &Power Equipment, Xi’an Jiaotong University, Xi’an 710049, China

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Fig. 1. Schematic diagram of double-gas cell switching device

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Fig. 2. The flow chart of double gas cell compensation

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Fig. 3. The absorbance spectra of double gas cell scanning obtained based on Eq (1) Eq (3)

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Fig. 4. The absorbance spectra calculated with Eq.(1) on (a) 10^th July, (b) 10^th August and (c) 10^th September respectively

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Table 1. Gas analysis results comparison (mL·L^-1)

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Table 1. Gas analysis results comparison (mL·L^-1)

日期	组别	甲烷	乙烷	乙烯	一氧化碳	二氧化碳
	1	0.019 6	0	0.186 3	0	51.84
7月10日	2	0.018 5	0	0.299 6	0.056	45.93
	3	0.015	0	0.25	0.03	43.71
	1	0.012 6	0	0.432 6	0	65.23
8月10日	2	0.011 2	0.022 4	0.459 8	0.046	62.66
	3	0.011	0.11	0.44	0.04	53.63
	1	0.013 3	0	0.484 6	0.035	60.68
9月10日	2	0.012 9	0.028 8	0.528 3	0.087	52.96
	3	0.012	0.01	0.42	0.1	52.54

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Shuang-zan REN, Jing-wei WANG, Liang-liang GAO, Hong-mei ZHU, Hao WU, Jing LIU, Xiao-jun TANG, Bin WANG. A Novel Compensation Method of Gas Absorption Spectrum Based on Time-Sharing Scanning Spectra and Double Gas Cell Switching[J]. Spectroscopy and Spectral Analysis, 2021, 41(11): 3438

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