JPS6147371B2 - - Google Patents
Info
- Publication number
- JPS6147371B2 JPS6147371B2 JP53079220A JP7922078A JPS6147371B2 JP S6147371 B2 JPS6147371 B2 JP S6147371B2 JP 53079220 A JP53079220 A JP 53079220A JP 7922078 A JP7922078 A JP 7922078A JP S6147371 B2 JPS6147371 B2 JP S6147371B2
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- pressure
- measuring
- measurement
- density
- 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
Links
- 230000001419 dependent effect Effects 0.000 claims description 16
- 238000005259 measurement Methods 0.000 claims description 15
- 238000009530 blood pressure measurement Methods 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000001739 density measurement Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 230000002463 transducing effect Effects 0.000 description 1
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)
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 (2)
| Publication Number | Publication Date |
|---|---|
| JPS5414270A JPS5414270A (en) | 1979-02-02 |
| JPS6147371B2 true JPS6147371B2 (ru) | 1986-10-18 |
Family
ID=4335108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7922078A Granted JPS5414270A (en) | 1977-07-01 | 1978-06-29 | Apparatus for measuring density of gaseous medium |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5414270A (ru) |
| CH (1) | CH616743A5 (ru) |
| DE (1) | DE2736946A1 (ru) |
| FR (1) | FR2396283A1 (ru) |
| NL (1) | NL7806940A (ru) |
| SU (1) | SU884587A3 (ru) |
Families Citing this family (6)
| 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 |
| RU2531043C1 (ru) * | 2013-07-26 | 2014-10-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Тверской государственный технический университет" | Лабораторный анализатор плотности газов |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4958871A (ru) * | 1972-06-22 | 1974-06-07 |
Family Cites Families (5)
| 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 |
| 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 |
-
1977
- 1977-07-01 CH CH809777A patent/CH616743A5/de not_active IP Right Cessation
- 1977-08-17 DE DE19772736946 patent/DE2736946A1/de not_active Ceased
-
1978
- 1978-06-28 FR FR7819376A patent/FR2396283A1/fr active Pending
- 1978-06-28 NL NL7806940A patent/NL7806940A/xx not_active Application Discontinuation
- 1978-06-28 SU SU782631655A patent/SU884587A3/ru active
- 1978-06-29 JP JP7922078A patent/JPS5414270A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4958871A (ru) * | 1972-06-22 | 1974-06-07 |
Also Published As
| Publication number | Publication date |
|---|---|
| SU884587A3 (ru) | 1981-11-23 |
| FR2396283A1 (fr) | 1979-01-26 |
| DE2736946A1 (de) | 1979-01-18 |
| NL7806940A (nl) | 1979-01-03 |
| JPS5414270A (en) | 1979-02-02 |
| CH616743A5 (en) | 1980-04-15 |
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