高准确度气溶胶静电计的研制及校准  

Development and Calibration of High Accuracy Aerosol Electrometer

作　　者：孙帅杰 齐天缘 肖骥 胡向军[3] 刘俊杰[3] SUN Shuaijie;QI Tianyuan;XIAO Ji;HU Xiangjun;LIU Junjie(Ningbo Environmental Protection Research and Design Institute,Ningbo 315012,China;Sinochem Energy Co.Ltd.,Beijing 100031,China;National Institute of Metrology of China,Beijing 100029,China)

机构地区：[1]宁波市环境保护科学研究设计院,宁波315012 [2]中化能源股份有限公司,北京100031 [3]中国计量科学研究院,北京100029

出　　处：《计量科学与技术》2021年第2期54-58,共5页Metrology Science and Technology

基　　金：国家重点研发计划(2017YFF0205303)。

摘　　要：完成一套气溶胶静电计的搭建,系统研究了有/无大电流载体下fA级电流响应的校准技术,考察了仪器稳定性,对测量不确定度进行评价,并与国外实验室开展双边比对研究。结果表明,仪器溯源性好,稳定度高,测量结果准确可靠。In this paper,a set of aerosol electrometer was built,the calibration technique of fA level current response with and without high current carrier was systematically studied,the stability of the instrument was investigated,the measurement uncertainty was evaluated,and bilateral comparison studies with foreign laboratories were carried out.The results showed that the electrometer has good traceability,high stability,and accurate and reliable measurement results.

关 键 词：大气气溶胶 数量浓度 气溶胶静电计 校准 

分 类 号：X851[环境科学与工程—环境工程]