FR2466752A1 - Circuit d'analyse pour un emetteur a anneau de court-circuit semi-differentiel - Google Patents
Circuit d'analyse pour un emetteur a anneau de court-circuit semi-differentiel Download PDFInfo
- Publication number
- FR2466752A1 FR2466752A1 FR8019793A FR8019793A FR2466752A1 FR 2466752 A1 FR2466752 A1 FR 2466752A1 FR 8019793 A FR8019793 A FR 8019793A FR 8019793 A FR8019793 A FR 8019793A FR 2466752 A1 FR2466752 A1 FR 2466752A1
- Authority
- FR
- France
- Prior art keywords
- transistor
- circuit
- coils
- input
- comparison
- 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.)
- Granted
Links
- 238000004804 winding Methods 0.000 claims abstract 2
- 238000002347 injection Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
- 239000000654 additive Substances 0.000 description 4
- 230000000996 additive effect Effects 0.000 description 4
- 230000001939 inductive effect Effects 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- 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
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
- G01D5/2006—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/10—Measuring sum, difference or ratio
-
- 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
- G01R27/2611—Measuring inductance
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19792939665 DE2939665A1 (de) | 1979-09-29 | 1979-09-29 | Auswerteschaltung fuer einen halbdifferential-kurzschluss-geber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2466752A1 true FR2466752A1 (fr) | 1981-04-10 |
| FR2466752B3 FR2466752B3 (de) | 1983-06-24 |
Family
ID=6082324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8019793A Granted FR2466752A1 (fr) | 1979-09-29 | 1980-09-12 | Circuit d'analyse pour un emetteur a anneau de court-circuit semi-differentiel |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE2939665A1 (de) |
| FR (1) | FR2466752A1 (de) |
| GB (1) | GB2059604B (de) |
| IT (1) | IT1132796B (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2637212B2 (ja) * | 1988-05-05 | 1997-08-06 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 固定値のインダクタンスに対する可変インダクタンスを評価する回路 |
| EP0368128A3 (de) * | 1988-11-02 | 1991-07-03 | Daimler-Benz Aktiengesellschaft | Schaltung zur Auswertung induktiver Sensoren |
| FI89636C (fi) * | 1991-12-10 | 1993-10-25 | Valtion Teknillinen | Foerfarande foer bestaemning av induktans |
| FI89415C (fi) * | 1992-01-09 | 1993-09-27 | Abb Stroemberg Drives Oy | Foerfarande foer att bestaemma kortslutningsinduktansen i en asynkronmaskin |
-
1979
- 1979-09-29 DE DE19792939665 patent/DE2939665A1/de not_active Withdrawn
-
1980
- 1980-09-12 FR FR8019793A patent/FR2466752A1/fr active Granted
- 1980-09-26 IT IT8024980A patent/IT1132796B/it active
- 1980-09-26 GB GB8031092A patent/GB2059604B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2466752B3 (de) | 1983-06-24 |
| IT1132796B (it) | 1986-07-02 |
| DE2939665A1 (de) | 1981-04-16 |
| GB2059604B (en) | 1983-06-08 |
| IT8024980A0 (it) | 1980-09-26 |
| GB2059604A (en) | 1981-04-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |