HK1015451A1 - Strain monitoring system - Google Patents

Strain monitoring system

Info

Publication number
HK1015451A1
HK1015451A1 HK99100414A HK99100414A HK1015451A1 HK 1015451 A1 HK1015451 A1 HK 1015451A1 HK 99100414 A HK99100414 A HK 99100414A HK 99100414 A HK99100414 A HK 99100414A HK 1015451 A1 HK1015451 A1 HK 1015451A1
Authority
HK
Hong Kong
Prior art keywords
vessel
fluid
outlet tube
bellows
filled
Prior art date
Application number
HK99100414A
Other languages
English (en)
Inventor
Ivor Sacks
Dale Evertson
Original Assignee
Carnegie Inst Of Washington
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Carnegie Inst Of Washington filed Critical Carnegie Inst Of Washington
Publication of HK1015451A1 publication Critical patent/HK1015451A1/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B13/00—Measuring arrangements characterised by the use of fluids
    • G01B13/24—Measuring arrangements characterised by the use of fluids for measuring the deformation in a solid
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
    • E21B49/006—Measuring wall stresses in the borehole

Landscapes

  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mining & Mineral Resources (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Medicinal Preparation (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)
HK99100414A 1995-10-23 1999-02-01 Strain monitoring system HK1015451A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US584795P 1995-10-23 1995-10-23
US73300796A 1996-10-16 1996-10-16
PCT/US1996/016312 WO1997015804A1 (en) 1995-10-23 1996-10-21 Strain monitoring system

Publications (1)

Publication Number Publication Date
HK1015451A1 true HK1015451A1 (en) 1999-10-15

Family

ID=26674838

Family Applications (1)

Application Number Title Priority Date Filing Date
HK99100414A HK1015451A1 (en) 1995-10-23 1999-02-01 Strain monitoring system

Country Status (9)

Country Link
US (1) US5900545A (zh)
EP (1) EP0877912B1 (zh)
JP (1) JP3386139B2 (zh)
CN (1) CN1131416C (zh)
AT (1) ATE230102T1 (zh)
CA (1) CA2234852C (zh)
DE (1) DE69625519T2 (zh)
HK (1) HK1015451A1 (zh)
WO (1) WO1997015804A1 (zh)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000055475A1 (en) 1999-03-12 2000-09-21 Schlumberger Technology Corporation Hydraulic strain sensor
US6560108B2 (en) 2000-02-16 2003-05-06 Hughes Electronics Corporation Chip scale packaging on CTE matched printed wiring boards
ES1046520Y (es) * 2000-06-09 2001-06-01 Martinez Estalisnao Martinez Dispositivo para la extraccion y toma de muestras de una solucion acuosa de un sustrato.
JP4599683B2 (ja) * 2000-07-26 2010-12-15 Ｊｆｅスチール株式会社 構造物の累積変形量測定装置
US7775099B2 (en) 2003-11-20 2010-08-17 Schlumberger Technology Corporation Downhole tool sensor system and method
US7171851B2 (en) 2004-12-28 2007-02-06 Schlumberger Technology Corporation Temperature compensated strain measurement
FR2895011B1 (fr) * 2005-12-15 2008-03-07 Fugro Geotechnique Sa Pressiometre de precision automatise
IT1396047B1 (it) * 2009-09-24 2012-11-09 Fiorentino Dispositivo, e complesso di dispositivi, per il monitoraggio delle sovrapressioni nelle strutture in muratura e cemento armato.
JP5403611B2 (ja) * 2009-12-25 2014-01-29 独立行政法人海洋研究開発機構 水中作業装置及び水中用歪計測装置
CN104964639B (zh) * 2015-07-01 2017-11-14 中国矿业大学 一种基于微电容检测的围岩应变检测装置及方法
CN106248915B (zh) * 2016-08-13 2018-06-19 中交一公局桥隧工程有限公司 工程水泥混凝土自收缩测量方法以及测量装置
CN107764215A (zh) * 2017-09-07 2018-03-06 华北科技学院 一种煤层应变监测装置和监测方法
CA3087281A1 (en) 2018-01-16 2019-07-25 Q.E.D. Environmental Systems, Inc. Fluid level monitoring system and method incorporating pressure sensor system having inflatable/collapsible bag
CN110821482A (zh) * 2019-12-20 2020-02-21 山东思科赛德矿业安全工程有限公司 多功能大直径钻孔形变监测用钻孔孔径自动补偿装置
CN115037367B (zh) * 2022-08-02 2022-11-01 中国工程物理研究院应用电子学研究所 真空通道的应力补偿装置、激光真空传输通道及补偿方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH335564A (de) * 1953-07-14 1959-01-15 Feodor Dipl Ing Hoernlimann Verfahren zum Messen der in einem Bauwerk oder dessen Baugrund oder in sonstigen künstlichen oder natürlichen Materialmassen auftretenden Materialspannungen und Formänderungen
US2957341A (en) * 1956-01-16 1960-10-25 Menard Louis Francois Auguste Soil testing apparatus
US3099823A (en) * 1957-04-30 1963-07-30 Westinghouse Electric Corp Nonlinear electromagnetic motion responsive device
US3635076A (en) * 1969-07-29 1972-01-18 Carnegie Inst Of Washington Strain-sensing device
US3633408A (en) * 1970-09-10 1972-01-11 Us Air Force Pressurized omnidirectional stress transducers gage system
US3858441A (en) * 1973-07-12 1975-01-07 Henri Jules Comeau Soil testing apparatus
SU811068A1 (ru) * 1979-04-06 1981-03-07 Институт Геологии Дагестанскогофилиала Ah Cccp Тензометр жидкостной
FR2546299B1 (fr) * 1983-05-17 1985-08-30 Intrafor Cofor Perfectionnements aux appareils pour determiner les variations de volume d'une cellule deformable gonflable enfoncee dans un terrain et soumise a des gradients de pression interne
CA1240851A (en) * 1987-08-25 1988-08-23 Gerhard H. Herget Strain monitoring system
US5579283A (en) * 1990-07-09 1996-11-26 Baker Hughes Incorporated Method and apparatus for communicating coded messages in a wellbore
GB9114972D0 (en) * 1991-07-11 1991-08-28 Schlumberger Ltd Fracturing method and apparatus
US5271469A (en) * 1992-04-08 1993-12-21 Ctc International Borehole stressed packer inflation system

Also Published As

Publication number Publication date
JP3386139B2 (ja) 2003-03-17
EP0877912A4 (zh) 1998-11-18
WO1997015804A1 (en) 1997-05-01
EP0877912B1 (en) 2002-12-18
ATE230102T1 (de) 2003-01-15
JPH11511566A (ja) 1999-10-05
US5900545A (en) 1999-05-04
EP0877912A1 (en) 1998-11-18
DE69625519T2 (de) 2003-05-15
CN1131416C (zh) 2003-12-17
DE69625519D1 (de) 2003-01-30
CN1200804A (zh) 1998-12-02
CA2234852A1 (en) 1997-05-01
CA2234852C (en) 2005-05-17

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20081021