河北怀来台地形变数字与模拟观测资料的对比分析  

Comparison of the Ground Deformation Data from the Digital Observation with the Analog One of Huailai Station,Hebei

作　　者：王曰风[1] 张秀萍[1] 张常慧[1] 任晓霞[2] 李海孝[1] 

机构地区：[1]河北省地震局怀来地震台,河北怀来075400 [2]河北省地震局赤城地震台,河北赤城072300

出　　处：《山西地震》2003年第1期10-13,共4页Earthquake Research in Shanxi

摘　　要：叙述了河北怀来台固体潮的观测条件、项目以及怀来台形变观测仪器数字化改造的情况和试运行情况,通过水管仪、伸缩仪2002年1月至3月数字化观测资料与2002年的同期模拟观测资料的内精度计算、对比,分析了数字化观测运行的可靠性、稳定性、完整性、连续性。得出河北怀来台地形变数字化改造是成功的,取得了预期效果的结论。The paper overviews the observational condition of the earth tide,the digital improvement for the ground deformation instruments and the operation,calculates and compares the accuracy of the digital and the analog data from the tensometers in Huailai station from January to March of 2002,analyzes the reliability,stability,completeness and continuity of the digital observation,obtained the conclusion that The digital improvement for the ground deformation observation was successful,gained desired results.

关 键 词：河北 固体潮 数字化地震仪 观测精度 地壳形变 地震前兆 

分 类 号：P315.725[天文地球—地震学]