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长效振弦式锚索测力计应用研究
引用本文:王清标,吕爱钟,邓铁六. 长效振弦式锚索测力计应用研究[J]. 岩土力学, 2003, 0(Z1)
作者姓名:王清标  吕爱钟  邓铁六
作者单位:山东科技大学土木建筑学院 山东泰安271019(王清标,吕爱钟),山东科技大学洛赛尔传感技术有限公司 山东泰安271019(邓铁六)
摘    要:
介绍了长效振弦式锚索测力计传感器的工作原理、结构特点、技术性能和配套仪器,并对主要相关技术的应用研究成果作了论述:(1)弱激发电路解决频率不一致问题;(2)微小变形原则解决长期稳定性问题;(3)新数学模型提高了传感器准确度,二次仪表提高了传感器准确度。

关 键 词:振弦式传感器  激发电路  数学模型  锚索测力计

Application and study of long-term force sensor for pulling force measurement of anchor rope
WANG Qing-biao,LV Ai-zhong,DENG Tie-liu. Application and study of long-term force sensor for pulling force measurement of anchor rope[J]. Rock and Soil Mechanics, 2003, 0(Z1)
Authors:WANG Qing-biao  LV Ai-zhong  DENG Tie-liu
Affiliation:WANG Qing-biao1,LV Ai-zhong1,DENG Tie-liu2
Abstract:
Some new developments of self-excitation vibrating-wiresensor technology and their applications into force sensor for pulling force measurement of anchor rope are described in this paper. (1)week excitation has been used to slove the problem of frequency variations. (2)principle of minor deformation slove the problem of long-term stablitity. (3)The new mathematical mode for the vibrating-wire sensors and GSJ-2type multi-function instrument increase the accuracy of vibrating-wire sensors.
Keywords:vibrating-wire sensor  self-excitation circuit  mathematical model  force sensor for pulling force measurement of anchor rop
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