NO852169L - Fremgangsmaate for maaling av kapasiteter, saerlig av lav verdi. - Google Patents
Fremgangsmaate for maaling av kapasiteter, saerlig av lav verdi.Info
- Publication number
- NO852169L NO852169L NO852169A NO852169A NO852169L NO 852169 L NO852169 L NO 852169L NO 852169 A NO852169 A NO 852169A NO 852169 A NO852169 A NO 852169A NO 852169 L NO852169 L NO 852169L
- Authority
- NO
- Norway
- Prior art keywords
- capacity
- voltage
- capacities
- oscillator
- measured
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 31
- 238000005259 measurement Methods 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
- G01R27/2605—Measuring capacitance
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01W—METEOROLOGY
- G01W1/00—Meteorology
- G01W1/08—Adaptations of balloons, missiles, or aircraft for meteorological purposes; Radiosondes
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Environmental Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI842191A FI69931C (fi) | 1984-05-31 | 1984-05-31 | Foerfarande foer maetning av kapacitanser speciellt smao kapacitanser |
| FI850935A FI850935L (fi) | 1985-03-08 | 1985-03-08 | Foerfarande foer maetning av kapasitanser, speciellt smao kapasitanser. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO852169L true NO852169L (no) | 1985-12-02 |
Family
ID=26157612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO852169A NO852169L (no) | 1984-05-31 | 1985-05-30 | Fremgangsmaate for maaling av kapasiteter, saerlig av lav verdi. |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0166705A3 (da) |
| DK (1) | DK242285A (da) |
| NO (1) | NO852169L (da) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4794320A (en) * | 1987-08-10 | 1988-12-27 | Moore Products Co. | Multi-frequency capacitance sensor |
| FI85770C (fi) * | 1990-02-21 | 1992-05-25 | Vaisala Oy | Foerfarande i samband med impedansgivare i radiosonder. |
| DE19524387C1 (de) * | 1995-07-04 | 1996-11-07 | Siemens Ag | Schaltungsanordnung und Verfahren zum Messen eines Kapazitätsunterschiedes zwischen einer ersten Kapazität C1 und einer zweiten Kapazität C2 |
| EP1463170B1 (de) | 2003-03-24 | 2012-04-25 | Hager Electro GmbH & Co. KG | Zähler- und/oder Verteilerschrank |
| CN106526334A (zh) * | 2016-11-25 | 2017-03-22 | 北京科诺伟业光电科技有限公司 | 一种光伏逆变器直流母线电容容量检测电路 |
| US11281314B2 (en) * | 2019-12-02 | 2022-03-22 | Semiconductor Components Industries, Llc | Methods and apparatus for variable capacitance detection |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT359599B (de) * | 1977-02-03 | 1980-11-25 | Elin Union Ag | Elektronische kapazitaetsmesseinrichtung |
| FI54664C (fi) * | 1977-10-14 | 1979-01-10 | Vaisala Oy | Elektronisk omkopplingstroemstaellare i synnerhet foer telemeteranvaendning i sonder |
| US4295091B1 (en) * | 1978-10-12 | 1995-08-15 | Vaisala Oy | Circuit for measuring low capacitances |
| GB2058364B (en) * | 1979-09-01 | 1983-03-23 | Ferranti Ltd | Capacitance measuring apparatus |
-
1985
- 1985-05-30 NO NO852169A patent/NO852169L/no unknown
- 1985-05-30 EP EP85850188A patent/EP0166705A3/en not_active Withdrawn
- 1985-05-30 DK DK242285A patent/DK242285A/da not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| DK242285A (da) | 1985-12-01 |
| EP0166705A3 (en) | 1986-03-19 |
| EP0166705A2 (en) | 1986-01-02 |
| DK242285D0 (da) | 1985-05-30 |
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