EXTENSOMETER

作品数：7被引量：13H指数：2
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An in situ monitoring campaign of a hard rock pillar at great depth within a Canadian mine被引量：6
《Journal of Rock Mechanics and Geotechnical Engineering》2020年第3期427-448,共22页Bradley Forbes Nicholas Vlachopoulos Mark S.Diederichs Andrew J.Hyett Allan Punkkinen 
A recent research campaign at a Canadian nickel-copper mine involved instrumenting a hard rock sill drift pillar with an array of multi-point rod extensometers,distributed optical fibre strain sensors,and borehole pre...
关键词：Hard rock pillar ROCKBURST Rock mass bulking Distributed optical fibre strain sensing EXTENSOMETER In situ monitoring High stress Dynamic support 
Performance analysis of a new baseline-based SS-Y extensometer
《Geodesy and Geodynamics》2018年第5期418-423,共6页Linbin Wu Zhaosheng Nie 
supported by the National Natural Science Foundation(41274037)
In order to solve the problems in the observation with the SS-Y extensometer, such as background noise and discontinuity of earth tide curve, this paper proposed to improve the stability of the instrument and the smoo...
关键词：Invar tube EXTENSOMETER Ground deformation Background noise Earth tide 
Characterization of mechanical properties of aluminum cast alloy at elevated temperature被引量：6
《Applied Mathematics and Mechanics(English Edition)》2018年第7期967-980,共14页Shuiqiang ZHANG Yichi ZHANG Ming CHEN Yanjun WANG Quan CUI Rong WU D.AROLA Dongsheng ZHANG 
supported by the National Natural Science Foundation of China(Nos.11372173,11672347,and 11727804);the Science and Technology Development Foundation of Shanghai Automobile Industry(No.1514)
The tensile response, the low cycle fatigue （LCF） resistance, and the creep behavior of an aluminum （A1） cast alloy are studied at ambient and elevated temperatures. A non-contact real-time optical extensometer ba...
关键词：mechanical behavior aluminum（A1）cast alloy elevated temperature digital image correlation（DIC） optical extensometer 
Detecting the Earthquake Excited Spheroidal Free Oscillation of the Earth by Use of Observational Data at Huzhou Seismic Station
《Earthquake Research in China》2016年第4期584-593,共10页Fang Yanxun Bian Genfa Hui Ruoyu Sun Zongqiang 
funded by the“Three-in-One”subject of China Earthquake Administration(201324);the Science and Technology Projects of Earthquake Administration of Zhejiang Province(2015ZJJ03)
By using the digital observations of the pendulum tiltmeter, water tube tiltmeter,extensometer and volumetric strainmeter at Huzhou station and with the power spectrum density estimation method,we acquired the_0S_5-_0...
关键词：Pendulum tiitmeter Water tube tiitmeter EXTENSOMETER Volumetric strainmeter Free oscillation of the earth 
Monitoring Instrumentation in Underground Structures
《Open Journal of Civil Engineering》2014年第2期135-146,共12页Alireza Maghsoudi Behzad Kalantari 
Nowadays underground structures are very important. Based on observations of engineering;properties during geotechnical construction are an integral part of the design of underground structures. This research presents...
关键词：Tunnel Hydraulic FRACTURING Flat Jack TEST Press TEST (PMT) Plate Bearing TEST EXTENSOMETER PIEZOMETER Seismic Refraction Tomography (SRT) 
Development of a new differential extensometer
《Geodesy and Geodynamics》2011年第1期77-80,共4页Lu Chongwu Yang Jiang 
supported by the Director Foundation of Institute of Seismology,CEA(IS200726020)
This paper describes a new differential extensometer, which has a baseline rod in suspension with both ends free, and some preliminary test results. Compared with a traditional differential extensometer, which has one...
关键词：EXTENSOMETER STRAIN differential structure TEST 
Double pull specimen more suitable for measuring bond-slip relationship of FRP-to-concrete interface被引量：1
《Journal of Central South University》2010年第2期400-405,共6页杨奇飞 陆小华 熊光晶 
Project(2006BAJ03A07) supported by the National Key Technologies R & D Program of China;Project(5008283) supported by the Natural Science Foundation of Guangdong Province, China
A new "conceptual" design named "double pull" specimen was proposed in order to measure the bond-slip(δ-τ) relationship of fiber reinforced polymer(FRP)-to-concrete interface more accurately.A finite element analysi...
关键词：fiber reinforced polymer （FRP） concrete BOND-SLIP ultimate slip double pull specimen EXTENSOMETER 
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