稳定气态同位素分析技术在大气环境监测中的研究进展与应用  

DEVELOPMENT AND APPLICATION OF STABLE GASEOUS ISOTOPE ANALYSIS TECHNIQUE IN ATMOSPHERIC ENVIRONMENT MONITORING

作　　者：赵佳龙 冯和平 胡树国[1,2] 周枫然 李剑 王德发 刘智勇[1,2] 张体强 ZHAO Jialong;FENG Heping;HU Shuguo;ZHOU Fengran;LI Jian;WANG Defa;LIU Zhiyong;ZHANG Tiqiang(National Institute of Metrology,Beijing 100029,China;National Center for Quality Supervision and Inspection on Gas Products,Beijing 100029,China;Qingdao Institute of Measurement Technology,Qingdao 266000,China)

机构地区：[1]中国计量科学研究院,北京100029 [2]国家气体产品质量检验检测中心,北京100029 [3]青岛市计量技术研究院,山东青岛266000

出　　处：《环境工程》2023年第10期20-29,44,共11页Environmental Engineering

基　　金：中央级公益性科研院所基本科研业务费项目(AKYZZ2330;AKYZD2107-2);国家重点研发计划课题(2021YFF0603103)。

摘　　要：在大气环境监测中,利用稳定气态同位素的测量方法可用于评估大气污染情况,预防和控制大气污染。同时,在碳达峰和碳中和的任务背景下,稳定气态同位素测量技术的应用有助于进一步了解和监测含碳气体的排放和吸收过程,其数据有助于支撑减排政策的制定与优化,从而促进碳减排工作的实施。同位素的分析离不开分析方法与定值技术。总结了稳定气态同位素在质谱技术、气相色谱技术、光谱技术特别是傅里叶变换红外光谱(FTIR)技术以及结合数学模型分析方法等方面的科研进展,总结了3种分析技术的优缺点及在稳定气态同位素方面应用的适用性,为完善碳源碳汇体系和化学分析研究提供支持。In atmospheric environment monitoring,the measurement of stable gaseous isotopes can be used to evaluate atmospheric pollution with the benefit of prevention and control.In the context of achieving carbon peaking and carbon neutrality goals,the application of stable gaseous isotope measurement technology can help monitor the emission and absorption process of greenhouse gas,and its data can also help to support the development and optimization of emission reduction policies,thereby the promotion on the implementation of carbon reduction efforts can be achieved.The analytical methods with value assignment technique are the key factors to the analysis of isotopes,by focusing on this subject,the research progress of stable gaseous isotopes is summarized,which contains three instrumental techniques:mass spectrometry,gas chromatography,and spectroscopy(especially FTIR),and the relating mathematical model is also introduced.Additionally,the advantages and disadvantages of the three techniques with their applicability for the analysis of stable gaseous isotopes are described,which can provide positive support for studying carbon source & sink and chemical analysis.

关 键 词：稳定气态同位素 质谱 FTIR 气相色谱 数学模型 碳源碳汇 

分 类 号：X831[环境科学与工程—环境工程] O652[理学—分析化学]