电气石粉体自发极化性能测试方法及标准化  

Method and standardization for testing spontaneous polarization properties of tourmaline powder

作　　者：李柠希 丁燕[1,2] 张红[1,2] 雷印元 曾爽 赵飞[1,2] 刘仕林 李远泽 梁金生[1,2] LI Ningxi;DING Yan;ZHANG Hong;LEI Yinyuan;ZENG Shuang;ZHAO Fei;LIU Shilin;LI Yuanze;LIANG Jinsheng(Key Laboratory of Special Functional Materials for Ecological Environment and Information,Ministry of Education,Hebei University of Technology,Tianjin 300401,China;Institute of Power Source and Ecomaterials Science,Hebei University of Technology,Tianjin 300401,China;School of Materials Science and Engineering,Hebei University of Technology,Tianjin 300401,China)

机构地区：[1]河北工业大学生态环境与信息特种功能材料教育部重点实验室,天津300401 [2]河北工业大学能源与环保材料研究所,天津300401 [3]河北工业大学材料科学与工程学院,天津300401

出　　处：《中国粉体技术》2023年第5期17-22,共6页China Powder Science and Technology

基　　金：河北省自然科学基金项目,编号:E2020202067;河北省“巨人计划”创新团队领军人才计划项目,编号:61/161084。

摘　　要：电气石为复杂的含硼硅酸盐矿物,具有天然的自发极化、压电、热释电、释放负离子和发射远红外等性能,在环保、节能和健康等领域具有广阔的应用前景。在电气石诸多优异性能中,自发极化为核心性能。为规范电气石相关工矿企业与产品市场,引领电气石非金属矿物高附加值利用,通过研究确定电气石粉体自发极化性能测试原理,从自发极化强度的计算、测试装置的设计、测试步骤等方面研究电气石粉体自发极化性能测试方法,通过试验验证确定关键技术指标以确保其切合生产和应用实际。在此基础上,提出基于热释电-电荷积分测试原理的《电气石自发极化性能测试方法》国家标准。As a complex boron-containing silicate mineral,tourmaline has properties of natural spontaneous polarization,piezoelectricity pyroelectricity,negative ion release and infrared radiation,and has broad application prospects in the fields of environmental protection,energy saving,human health and so on.Among these excellent properties of tourmaline powders,the spontaneous polarization performance is the core.In order to standardize the enterprises production of tourmaline powders and lead their high value-added utilization,this work determined the test principle of spontaneous polarization performance.Also,the intensity calculation,device design and testing procedure for spontaneous polarization of tourmaline powders were studied,the key technical specifications were determined through extensive experimental data to ensure that meet the production and application reality.Finally,the national standard of Test Method for Spontaneous Polarization of Tourmaline based on the pyroelectriccharge integration test principle is proposed.

关 键 词：电气石粉体 矿物材料 自发极化性能 测试方法 标准化 

分 类 号：TD985[矿业工程—选矿] TB4[一般工业技术]