BE344648A - - Google Patents
Info
- Publication number
- BE344648A BE344648A BE344648DA BE344648A BE 344648 A BE344648 A BE 344648A BE 344648D A BE344648D A BE 344648DA BE 344648 A BE344648 A BE 344648A
- Authority
- BE
- Belgium
- Prior art keywords
- measurement
- capacitor
- devices
- pressure
- variations
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 claims description 18
- 238000005259 measurement Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 7
- 210000000056 organ Anatomy 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 4
- 230000006698 induction Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 239000012528 membrane Substances 0.000 description 9
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 241000446313 Lamella Species 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L23/00—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid
- G01L23/08—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid operated electrically
- G01L23/12—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid operated electrically by changing capacitance or inductance
- G01L23/125—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid operated electrically by changing capacitance or inductance by changing capacitance
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE344648A true BE344648A (OSRAM) |
Family
ID=20783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE344648D BE344648A (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE344648A (OSRAM) |
-
0
- BE BE344648D patent/BE344648A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0454165B2 (OSRAM) | ||
| FR2570176A1 (fr) | Dispositif de mesure capacitif pour mesurer la distance entre deux elements, mobiles l'un par rapport a l'autre | |
| US1907415A (en) | Apparatus for analysis and measurement of noise and other sounds | |
| FR2479452A1 (fr) | Convertisseur de grandeurs mesurees parcours-frequence | |
| FR3046491A1 (OSRAM) | ||
| BE344648A (OSRAM) | ||
| FR2827962A1 (fr) | Dispositif de mesure a effet hall de l'intensite d'un courant electrique | |
| FR2512204A1 (fr) | Circuit de commande d'une jauge de pirani pour la mesure des faibles pressions | |
| US6967483B2 (en) | Apparatus and method for determining contact dynamics | |
| US3183708A (en) | Method and apparatus for metering pressure phenomena in internal combustion engines | |
| FR2582806A1 (fr) | Dispositif a utiliser dans les microphones a pression afin d'ameliorer leurs proprietes a basse frequence | |
| Kates | Cross-correlation procedures for measuring noise and distortion in AGC hearing aids | |
| FR2535458A1 (fr) | Capteur de pression et de temperature | |
| FR2877086A1 (fr) | Procede pour determiner une pression de la chambre de combustion | |
| CN206546255U (zh) | 一种手机多点压力测试结构 | |
| EP4170362A1 (fr) | Procédé de détection d'événement anormal dans un conducteur électrique d'un appareil électrique de moyenne tension | |
| Martin et al. | A New Electrical Engine-Indicator | |
| EP1691203B1 (fr) | Circuit électronique comportant un capteur capacitif à faible niveau de bruit et accéléromètre équipé de ce circuit | |
| CN119805278B (zh) | 一种电池电化学阻抗谱检测方法及装置 | |
| RU2815862C1 (ru) | Пьезоэлектрический датчик давления ударных волн | |
| CN220368806U (zh) | 一种适于声纹识别的mems麦克风芯片 | |
| EP3798436B1 (en) | Method and device for determining combustion noise parameters | |
| BE636107A (OSRAM) | ||
| EP0924525B1 (fr) | Procédure de caractérisation d'un convertisseur en tension connecté à un montage capacitif | |
| EP0352587A2 (fr) | Dispositif de pesage électronique |