AU1868399A - Method and device for determining the tensile or compressive stress in a ferro-magnetic member such as a prestressing, tension or compression organ used in civil engineering - Google Patents

Method and device for determining the tensile or compressive stress in a ferro-magnetic member such as a prestressing, tension or compression organ used in civil engineering

Info

Publication number
AU1868399A
AU1868399A AU18683/99A AU1868399A AU1868399A AU 1868399 A AU1868399 A AU 1868399A AU 18683/99 A AU18683/99 A AU 18683/99A AU 1868399 A AU1868399 A AU 1868399A AU 1868399 A AU1868399 A AU 1868399A
Authority
AU
Australia
Prior art keywords
prestressing
ferro
tensile
tension
determining
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
AU18683/99A
Inventor
Horst Falkner
Martin Laube
Manfred Teutsch
Hans-Joachim Wichmann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suspa Spannbeton GmbH
Original Assignee
Suspa Spannbeton GmbH
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 Suspa Spannbeton GmbH filed Critical Suspa Spannbeton GmbH
Publication of AU1868399A publication Critical patent/AU1868399A/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/12—Measuring force or stress, in general by measuring variations in the magnetic properties of materials resulting from the application of stress
    • G01L1/127—Measuring force or stress, in general by measuring variations in the magnetic properties of materials resulting from the application of stress by using inductive means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/12—Measuring force or stress, in general by measuring variations in the magnetic properties of materials resulting from the application of stress
    • G01L1/125—Measuring force or stress, in general by measuring variations in the magnetic properties of materials resulting from the application of stress by using magnetostrictive means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
AU18683/99A 1997-11-11 1998-11-11 Method and device for determining the tensile or compressive stress in a ferro-magnetic member such as a prestressing, tension or compression organ used in civil engineering Abandoned AU1868399A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19749907 1997-11-11
DE1997149907 DE19749907C1 (en) 1997-11-11 1997-11-11 Method and device for determining tensile or compressive stresses in a ferromagnetic element, in particular a tendon, tensile or compressive element for the building industry
PCT/DE1998/003322 WO1999024803A1 (en) 1997-11-11 1998-11-11 Method and device for determining the tensile or compressive stress in a ferro-magnetic member such as a prestressing, tension or compression organ used in civil engineering

Publications (1)

Publication Number Publication Date
AU1868399A true AU1868399A (en) 1999-05-31

Family

ID=7848356

Family Applications (1)

Application Number Title Priority Date Filing Date
AU18683/99A Abandoned AU1868399A (en) 1997-11-11 1998-11-11 Method and device for determining the tensile or compressive stress in a ferro-magnetic member such as a prestressing, tension or compression organ used in civil engineering

Country Status (4)

Country Link
EP (1) EP1047924A1 (en)
AU (1) AU1868399A (en)
DE (1) DE19749907C1 (en)
WO (1) WO1999024803A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10000845B4 (en) * 2000-01-12 2006-07-27 Bwg Bergwerk- Und Walzwerk-Maschinenbau Gmbh Method and device for non-contact flatness measurement of metal strips made of ferromagnetic materials
JP3639908B2 (en) * 2002-10-09 2005-04-20 国立大学法人岩手大学 Nondestructive measurement method for aging of ferromagnetic structural materials
JP3650822B2 (en) 2002-12-19 2005-05-25 国立大学法人岩手大学 Nondestructive measurement method for aged deterioration of strength of austenitic stainless steel
GB2429782B (en) * 2005-09-01 2010-03-03 Daniel Peter Bulte A method and apparatus for measuring the stress or strain of a portion of a ferromagnetic member
GB0718525D0 (en) 2007-09-24 2007-10-31 Maps Technology Ltd Material conditioning technique
CN102426070B (en) * 2011-12-31 2013-03-27 交通运输部公路科学研究所 Device and method for testing along-path stress distribution state of prestressed steel beam
CN103674349B (en) * 2013-12-24 2015-10-28 江西飞尚科技有限公司 A kind of open-loop magnetic flux sensor inducing method based on Gauss theorem
DE102014204268A1 (en) * 2014-03-07 2015-09-24 Siemens Aktiengesellschaft Method for detecting the direction of mechanical stresses in a ferromagnetic workpiece and sensor arrangement
CN105606268B (en) * 2016-03-13 2018-01-19 北京工业大学 Welding residual stress ultrasonic evaluation method based on the measurement of dynamic magnetostriction coefficient
CN106813828A (en) * 2016-12-29 2017-06-09 江西飞尚科技有限公司 A kind of live enwinding type magnetic flux transducer scaling method
CN111155518B (en) * 2020-01-21 2021-03-26 燕山大学 Recyclable multifunctional anchor rod based on electromagnetic attraction and working method thereof
CN113252446B (en) * 2021-06-01 2023-03-28 中国铁道科学研究院集团有限公司铁道建筑研究所 Concrete beam prestressed tendon tension testing device and method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE760080A (en) * 1969-12-10 1971-05-17 Jones & Laughlin Steel Corp METHOD AND APPARATUS FOR MEASURING STRESSES IN A FERROMAGNETIC MATERIAL
US3636437A (en) * 1970-08-25 1972-01-18 Herman A Soulant Jr Methods for magnetically measuring stress using the linear relationship of the third harmonic to stress
DE2716649C2 (en) * 1977-02-09 1984-12-13 Bekaert-Cockerill, Hemiksem Method for measuring the mechanical stress in a ferromagnetic body and a device for carrying out such a measurement
DE3819083A1 (en) * 1988-06-04 1989-12-07 Daimler Benz Ag MAGNETOELASTIC FORCE MEASURING DEVICE
JP2721389B2 (en) * 1989-03-17 1998-03-04 ニツコーシ株式会社 Method for measuring stress in steel using magnetostriction effect
US5012189A (en) * 1989-05-22 1991-04-30 Iowa State University Research Foundation, Inc. Method for deriving information regarding stress from a stressed ferromagnetic material
US5195377A (en) * 1990-04-17 1993-03-23 Garshelis Ivan J Magnetoelastic force transducer for sensing force applied to a ferromagnetic member using leakage flux measurement

Also Published As

Publication number Publication date
EP1047924A1 (en) 2000-11-02
DE19749907C1 (en) 1999-10-14
WO1999024803A1 (en) 1999-05-20

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase