Research on High Precision Borehole Temperature Measurement Technology  

作　　者：ZHANG Bing ZHU Xiaoyi WANG Xiaolei XING Lili XUE Bing LI Jiang GAO Shanghua SU Peng WANG Yuru WANG Chuhan 

机构地区：[1]Institute of Earthquake Forecasting,China Earthquake Administration,Beijing 100036,China [2]Institute of Disaster Prevention,Sanhe,Hebei 065201,China

出　　处：《Acta Geologica Sinica(English Edition)》2024年第S01期81-83,共3页地质学报（英文版）

基　　金：funded by National Key Research and Development Project(Grant No.2022YFC2204301);the Special Fund of the Institute of Earthquake Forecasting,China Earthquake Administration(Grant No.CEAIEF2022030105).

摘　　要：From 2019 to 2021,China Seismic Experimental Site has built twelve 300 m deep well multi-measurement comprehensive observation stations in the cross-fault area of the Aninghe-Zemuhe fault zone,integrating BBVS120 very broadband borehole seismometer,RZB four-gauge borehole strainmeter and geothermometer with resolution up to 0.0001℃.The borehole diameter is 150 mm and the inner diameter of the sleeve is 130 mm.The multi-item integrated observation system is divided into two parts:underground and surface.The downhole part is mainly composed of sensor and power supply signal isolation.

关 键 词：high-precision borehole thermometer downhole integrated observation seismic science experiment field 

分 类 号：P315.8[天文地球—地震学]