SU884587A3 - Устройство дл измерени плотности газообразных сред - Google Patents

Устройство дл измерени плотности газообразных сред Download PDF

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Publication number
SU884587A3
SU884587A3 SU782631655A SU2631655A SU884587A3 SU 884587 A3 SU884587 A3 SU 884587A3 SU 782631655 A SU782631655 A SU 782631655A SU 2631655 A SU2631655 A SU 2631655A SU 884587 A3 SU884587 A3 SU 884587A3
Authority
SU
USSR - Soviet Union
Prior art keywords
temperature
source
bridge
measuring
amplifier
Prior art date
Application number
SU782631655A
Other languages
English (en)
Russian (ru)
Inventor
Ланц Отто
Original Assignee
Ббц Аг Браун Бовери Унд Ко (Фирма)
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 Ббц Аг Браун Бовери Унд Ко (Фирма) filed Critical Ббц Аг Браун Бовери Унд Ко (Фирма)
Application granted granted Critical
Publication of SU884587A3 publication Critical patent/SU884587A3/ru

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D1/00—Measuring arrangements giving results other than momentary value of variable, of general application
    • G01D1/16—Measuring arrangements giving results other than momentary value of variable, of general application giving a value which is a function of two or more values, e.g. product or ratio
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/02—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning
    • G01L9/06—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning of piezo-resistive devices
    • G01L9/065—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning of piezo-resistive devices with temperature compensating means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measuring Fluid Pressure (AREA)
  • Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
SU782631655A 1977-07-01 1978-06-28 Устройство дл измерени плотности газообразных сред SU884587A3 (ru)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH809777A CH616743A5 (en) 1977-07-01 1977-07-01 Device for measuring the density of gaseous media.

Publications (1)

Publication Number Publication Date
SU884587A3 true SU884587A3 (ru) 1981-11-23

Family

ID=4335108

Family Applications (1)

Application Number Title Priority Date Filing Date
SU782631655A SU884587A3 (ru) 1977-07-01 1978-06-28 Устройство дл измерени плотности газообразных сред

Country Status (6)

Country Link
JP (1) JPS5414270A (de)
CH (1) CH616743A5 (de)
DE (1) DE2736946A1 (de)
FR (1) FR2396283A1 (de)
NL (1) NL7806940A (de)
SU (1) SU884587A3 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2531043C1 (ru) * 2013-07-26 2014-10-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Тверской государственный технический университет" Лабораторный анализатор плотности газов

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2914037C2 (de) * 1979-04-06 1983-12-08 Siemens AG, 1000 Berlin und 8000 München Einrichtung zum Unwirksammachen von durch Temperaturschwankungen verursachten Abweichungen der Ausgangsspannung eines Druckwandlers in Magnetbandgeräten
JPS5686331A (en) * 1979-12-17 1981-07-14 Toshiba Corp Measuring device of gas density
JPS59184819A (ja) * 1983-04-06 1984-10-20 Hitachi Ltd 半導体圧力センサ
JPS63206634A (ja) * 1987-02-24 1988-08-25 Toshiba Corp ガス密度センサ
FR2872572B1 (fr) * 2004-06-30 2006-09-22 Commissariat Energie Atomique Test de l'etancheite de mems ou de petits composants encapsules

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3162043A (en) * 1960-08-12 1964-12-22 Giannini Controls Corp Compensated air density computer
FR1366909A (fr) * 1963-06-05 1964-07-17 Bagneux S A Atel Const Dispositif de calcul de la densité de l'air et son application aux hélicoptères
FR1467112A (fr) * 1965-12-08 1967-01-27 Thomson Houston Comp Francaise Perfectionnements aux procédé et dispositifs de détermination de la masse volumique d'un gaz
US3862568A (en) * 1972-06-22 1975-01-28 Itt Method of and apparatus for producing fluid gravity and density analogs and flowmeters incorporating gravitometers
AT331539B (de) * 1972-10-25 1976-08-25 Kratky Otto Dr Dr E H Vorrichtung zur messung der dichte
US3967188A (en) * 1973-05-24 1976-06-29 Bell & Howell Company Temperature compensation circuit for sensor of physical variables such as temperature and pressure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2531043C1 (ru) * 2013-07-26 2014-10-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Тверской государственный технический университет" Лабораторный анализатор плотности газов

Also Published As

Publication number Publication date
NL7806940A (nl) 1979-01-03
FR2396283A1 (fr) 1979-01-26
DE2736946A1 (de) 1979-01-18
JPS5414270A (en) 1979-02-02
JPS6147371B2 (de) 1986-10-18
CH616743A5 (en) 1980-04-15

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