GB2198238B - Method and apparatus for measuring a property of material - Google Patents

Method and apparatus for measuring a property of material

Info

Publication number
GB2198238B
GB2198238B GB8628012A GB8628012A GB2198238B GB 2198238 B GB2198238 B GB 2198238B GB 8628012 A GB8628012 A GB 8628012A GB 8628012 A GB8628012 A GB 8628012A GB 2198238 B GB2198238 B GB 2198238B
Authority
GB
United Kingdom
Prior art keywords
property
measuring
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.)
Expired - Fee Related
Application number
GB8628012A
Other versions
GB8628012D0 (en
GB2198238A (en
Inventor
Robert Ingram
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.)
British Gas PLC
Original Assignee
British Gas PLC
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 British Gas PLC filed Critical British Gas PLC
Priority to GB8628012A priority Critical patent/GB2198238B/en
Publication of GB8628012D0 publication Critical patent/GB8628012D0/en
Publication of GB2198238A publication Critical patent/GB2198238A/en
Application granted granted Critical
Publication of GB2198238B publication Critical patent/GB2198238B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
    • G01N27/18—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by changes in the thermal conductivity of a surrounding material to be tested
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/56—Investigating or analyzing materials by the use of thermal means by investigating moisture content

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
GB8628012A 1986-11-24 1986-11-24 Method and apparatus for measuring a property of material Expired - Fee Related GB2198238B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8628012A GB2198238B (en) 1986-11-24 1986-11-24 Method and apparatus for measuring a property of material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8628012A GB2198238B (en) 1986-11-24 1986-11-24 Method and apparatus for measuring a property of material

Publications (3)

Publication Number Publication Date
GB8628012D0 GB8628012D0 (en) 1986-12-31
GB2198238A GB2198238A (en) 1988-06-08
GB2198238B true GB2198238B (en) 1990-08-22

Family

ID=10607817

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8628012A Expired - Fee Related GB2198238B (en) 1986-11-24 1986-11-24 Method and apparatus for measuring a property of material

Country Status (1)

Country Link
GB (1) GB2198238B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104459088A (en) * 2014-12-10 2015-03-25 江苏盖亚环境工程有限公司 Wireless type-based soil temperature and moisture gradient measuring system

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1316716C (en) * 1988-07-13 1993-04-27 Yoshiharu Nagawa Moisture measuring apparatus and method for measuring moisture by the apparatus
US4861167A (en) * 1988-09-28 1989-08-29 Cornell Research Foundation, Inc. Line-heat-source thermal conductivity measuring system
DE10323651A1 (en) * 2003-05-26 2004-12-16 Rational Ag Method for determining material properties and device usable in this method

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB968518A (en) * 1961-12-21 1964-09-02 Satchwell Controls Ltd Improvements in or relating to means for measuring mass flow of a fluid
GB1080435A (en) * 1965-05-11 1967-08-23 Siemen Planiawerke Ag Fuer Koh Improvements in or relating to apparatus for measuring thermal conductivity
US3813927A (en) * 1973-07-16 1974-06-04 L Furgason Moisture transducer
GB1488012A (en) * 1975-09-18 1977-10-05 Hawker Siddeley Dynamics Eng Mass flow transducers
GB2046922A (en) * 1979-01-04 1980-11-19 Wolfhorndl E Fluid flowmeter
GB2084742A (en) * 1980-10-03 1982-04-15 Aluminum Co Of America Controlling and monitoring the heat balance in aluminium reduction cells
GB2138948A (en) * 1983-04-15 1984-10-31 Univ Heriot Watt Measuring fluid flow thermo-electrically
GB2173905A (en) * 1985-04-12 1986-10-22 Radyne Ltd Fluid-flow monitoring apparatus
EP0203871A2 (en) * 1985-05-30 1986-12-03 Institut National De La Recherche Agronomique (Inra) Method and apparatus for measuring the flow of sap in the stem of a plant such as a tree's trunk

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB968518A (en) * 1961-12-21 1964-09-02 Satchwell Controls Ltd Improvements in or relating to means for measuring mass flow of a fluid
GB1080435A (en) * 1965-05-11 1967-08-23 Siemen Planiawerke Ag Fuer Koh Improvements in or relating to apparatus for measuring thermal conductivity
US3813927A (en) * 1973-07-16 1974-06-04 L Furgason Moisture transducer
GB1488012A (en) * 1975-09-18 1977-10-05 Hawker Siddeley Dynamics Eng Mass flow transducers
GB2046922A (en) * 1979-01-04 1980-11-19 Wolfhorndl E Fluid flowmeter
GB2084742A (en) * 1980-10-03 1982-04-15 Aluminum Co Of America Controlling and monitoring the heat balance in aluminium reduction cells
GB2138948A (en) * 1983-04-15 1984-10-31 Univ Heriot Watt Measuring fluid flow thermo-electrically
GB2173905A (en) * 1985-04-12 1986-10-22 Radyne Ltd Fluid-flow monitoring apparatus
EP0203871A2 (en) * 1985-05-30 1986-12-03 Institut National De La Recherche Agronomique (Inra) Method and apparatus for measuring the flow of sap in the stem of a plant such as a tree's trunk

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104459088A (en) * 2014-12-10 2015-03-25 江苏盖亚环境工程有限公司 Wireless type-based soil temperature and moisture gradient measuring system

Also Published As

Publication number Publication date
GB8628012D0 (en) 1986-12-31
GB2198238A (en) 1988-06-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19921124