IT1297790B1 - Dispositivo e metodo per la misura di grandi deformazioni di prodotti sottoposti a sollecitazioni termiche e/o meccaniche - Google Patents

Dispositivo e metodo per la misura di grandi deformazioni di prodotti sottoposti a sollecitazioni termiche e/o meccaniche

Info

Publication number
IT1297790B1
IT1297790B1 ITRM970820A IT1297790B1 IT 1297790 B1 IT1297790 B1 IT 1297790B1 IT RM970820 A ITRM970820 A IT RM970820A IT 1297790 B1 IT1297790 B1 IT 1297790B1
Authority
IT
Italy
Prior art keywords
thermal
measurement
mechanical stresses
large deformations
products subject
Prior art date
Application number
Other languages
English (en)
Inventor
Anna Riccardo D
Giuseppe Demofonti
Gianluca Mannucci
Original Assignee
Sviluppo Materiali Spa
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 Sviluppo Materiali Spa filed Critical Sviluppo Materiali Spa
Priority to IT97RM000820 priority Critical patent/IT1297790B1/it
Priority to EP98830802A priority patent/EP0927869A1/en
Publication of ITRM970820A1 publication Critical patent/ITRM970820A1/it
Application granted granted Critical
Publication of IT1297790B1 publication Critical patent/IT1297790B1/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G01L5/04—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands
    • G01L5/10—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands using electrical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/16—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge
    • 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
    • G01L1/18—Measuring force or stress, in general using properties of piezo-resistive materials, i.e. materials of which the ohmic resistance varies according to changes in magnitude or direction of force applied to the material
    • 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
    • G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
    • G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
    • G01L1/2206—Special supports with preselected places to mount the resistance strain gauges; Mounting of supports
    • G01L1/2212—Special supports with preselected places to mount the resistance strain gauges; Mounting of supports particularly adapted to unbounded-wire-type strain gauges

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
IT97RM000820 1997-12-31 1997-12-31 Dispositivo e metodo per la misura di grandi deformazioni di prodotti sottoposti a sollecitazioni termiche e/o meccaniche IT1297790B1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT97RM000820 IT1297790B1 (it) 1997-12-31 1997-12-31 Dispositivo e metodo per la misura di grandi deformazioni di prodotti sottoposti a sollecitazioni termiche e/o meccaniche
EP98830802A EP0927869A1 (en) 1997-12-31 1998-12-30 Device and method for the measurement of big strains in products under thermal and/or mechanical stresses.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT97RM000820 IT1297790B1 (it) 1997-12-31 1997-12-31 Dispositivo e metodo per la misura di grandi deformazioni di prodotti sottoposti a sollecitazioni termiche e/o meccaniche

Publications (2)

Publication Number Publication Date
ITRM970820A1 ITRM970820A1 (it) 1999-07-01
IT1297790B1 true IT1297790B1 (it) 1999-12-20

Family

ID=11405424

Family Applications (1)

Application Number Title Priority Date Filing Date
IT97RM000820 IT1297790B1 (it) 1997-12-31 1997-12-31 Dispositivo e metodo per la misura di grandi deformazioni di prodotti sottoposti a sollecitazioni termiche e/o meccaniche

Country Status (2)

Country Link
EP (1) EP0927869A1 (it)
IT (1) IT1297790B1 (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2469261C1 (ru) * 2011-06-22 2012-12-10 ФЕДЕРАЛЬНОЕ ГОСУДАРСТВЕННОЕ ВОЕННОЕ ОБРАЗОВАТЕЛЬНОЕ УЧРЕЖДЕНИЕ ВЫСШЕГО ПРОФЕССИОНАЛЬНОГО ОБРАЗОВАНИЯ "ВОЕННАЯ АКАДЕМИЯ ТЫЛА И ТРАНСПОРТА имени генерала армии Хрулева А.В." Способ определения сложного напряженно-деформированного состояния конструкции, находящейся под статическими нагрузками и динамическим нагружением
RU2670217C1 (ru) * 2017-12-25 2018-10-19 Общество с ограниченной ответственностью "ТЕХНОЛОГИИ МОНИТОРИНГА СООРУЖЕНИЙ" Способ измерения напряженно-деформированного состояния металлических конструкций без снятия статических нагрузок

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3304528A (en) * 1965-09-29 1967-02-14 Leonard U Rastrelli Elastomeric strain gauge
US3958455A (en) * 1973-09-21 1976-05-25 Russell John D Force transducer for strain gage
US4038867A (en) * 1975-02-24 1977-08-02 British Hovercraft Corporation Limited Transducer assembly and method of manufacturing same
US4744252A (en) * 1987-05-19 1988-05-17 The United States Of America As Represented By The United States Department Of Energy Triple-material stress-strain resistivity gage
US4803888A (en) * 1987-08-19 1989-02-14 Pierre Choquet Resistance wire tension measuring gauge
JP3156053B2 (ja) * 1989-01-23 2001-04-16 ザ・ユニヴァーシテイ・オブ・メルボルン 電子変換器
US5767413A (en) * 1996-05-30 1998-06-16 The United States Of America As Represented By The Secretary Of The Air Force Peripheral gauge

Also Published As

Publication number Publication date
ITRM970820A1 (it) 1999-07-01
EP0927869A1 (en) 1999-07-07

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