WO1993012437A1 - Method for determination of inductance - Google Patents
Method for determination of inductance Download PDFInfo
- Publication number
- WO1993012437A1 WO1993012437A1 PCT/FI1992/000334 FI9200334W WO9312437A1 WO 1993012437 A1 WO1993012437 A1 WO 1993012437A1 FI 9200334 W FI9200334 W FI 9200334W WO 9312437 A1 WO9312437 A1 WO 9312437A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- electric circuit
- inductance
- electric
- dll
- actuator
- Prior art date
Links
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
- G01R27/2611—Measuring inductance
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP92924744A EP0616693A1 (en) | 1991-12-10 | 1992-12-09 | Method for determination of inductance |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI915799 | 1991-12-10 | ||
FI915799A FI89636C (en) | 1991-12-10 | 1991-12-10 | FOERFARANDE FOER BESTAEMNING AV INDUKTANS |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1993012437A1 true WO1993012437A1 (en) | 1993-06-24 |
Family
ID=8533641
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FI1992/000334 WO1993012437A1 (en) | 1991-12-10 | 1992-12-09 | Method for determination of inductance |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0616693A1 (en) |
AU (1) | AU3088392A (en) |
CA (1) | CA2125562A1 (en) |
FI (1) | FI89636C (en) |
WO (1) | WO1993012437A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010102965A1 (en) * | 2009-03-09 | 2010-09-16 | Robert Bosch Gmbh | Method for monitoring the electrical properties of a load circuit controlled in clocked fashion and circuit arrangement for carrying out the method |
CN110328160A (en) * | 2019-08-01 | 2019-10-15 | 中山市博测达电子科技有限公司 | Minitype paster inductance automatic test equipment |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103728499B (en) * | 2013-11-15 | 2017-02-01 | 王泉 | Method of measuring inductance of armature circuit of direct current motor by using three-phase fully controlled rectifier bridge |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2040054A (en) * | 1979-01-12 | 1980-08-20 | Eldec Corp | Proximity switch and inductance measuring technique |
GB2059604A (en) * | 1979-09-29 | 1981-04-23 | Bosch Gmbh Robert | Evaluation circuit for a transducer |
US4649341A (en) * | 1983-04-21 | 1987-03-10 | Wabco Westinghouse Fahrzeugbremsen Gmbh | Inductive measuring arrangement for determining the position of a movable core member |
EP0288704A1 (en) * | 1987-04-29 | 1988-11-02 | WABCO Vermögensverwaltungs-GmbH | Arrangement for the measurement of an inductance |
EP0441649A2 (en) * | 1990-02-08 | 1991-08-14 | Uponor Bv | Inductance and resistance measuring circuit |
-
1991
- 1991-12-10 FI FI915799A patent/FI89636C/en active
-
1992
- 1992-12-09 CA CA 2125562 patent/CA2125562A1/en not_active Abandoned
- 1992-12-09 WO PCT/FI1992/000334 patent/WO1993012437A1/en not_active Application Discontinuation
- 1992-12-09 AU AU30883/92A patent/AU3088392A/en not_active Abandoned
- 1992-12-09 EP EP92924744A patent/EP0616693A1/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2040054A (en) * | 1979-01-12 | 1980-08-20 | Eldec Corp | Proximity switch and inductance measuring technique |
GB2059604A (en) * | 1979-09-29 | 1981-04-23 | Bosch Gmbh Robert | Evaluation circuit for a transducer |
US4649341A (en) * | 1983-04-21 | 1987-03-10 | Wabco Westinghouse Fahrzeugbremsen Gmbh | Inductive measuring arrangement for determining the position of a movable core member |
EP0288704A1 (en) * | 1987-04-29 | 1988-11-02 | WABCO Vermögensverwaltungs-GmbH | Arrangement for the measurement of an inductance |
EP0441649A2 (en) * | 1990-02-08 | 1991-08-14 | Uponor Bv | Inductance and resistance measuring circuit |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010102965A1 (en) * | 2009-03-09 | 2010-09-16 | Robert Bosch Gmbh | Method for monitoring the electrical properties of a load circuit controlled in clocked fashion and circuit arrangement for carrying out the method |
US8786294B2 (en) | 2009-03-09 | 2014-07-22 | Robert Bosch Gmbh | Method for monitoring the electrical properties of a load circuit controlled in a clocked manner and circuit system for performing the method |
CN110328160A (en) * | 2019-08-01 | 2019-10-15 | 中山市博测达电子科技有限公司 | Minitype paster inductance automatic test equipment |
Also Published As
Publication number | Publication date |
---|---|
EP0616693A1 (en) | 1994-09-28 |
FI89636B (en) | 1993-07-15 |
AU3088392A (en) | 1993-07-19 |
CA2125562A1 (en) | 1993-06-24 |
FI915799A0 (en) | 1991-12-10 |
FI89636C (en) | 1993-10-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0023123B1 (en) | Brushless tachometer generator | |
EP1783891B1 (en) | Control of switched reluctance machines | |
EP0734117B1 (en) | Torque improvement in reluctance machines | |
WO2001045248A8 (en) | Method for determining angular position of a permanent magnet rotor of a polyphase electric motor | |
US6791293B2 (en) | Sensorless control device for synchronous electric motor | |
WO2002050983A8 (en) | Brushless dc motor sensor control system and method | |
EP1109307A2 (en) | Brushless machine control | |
KR20150104112A (en) | Method and apparatus for determining a rotor position and rotation speed of an electrical machine | |
US5070264A (en) | Position sensor | |
EP1874669B1 (en) | Control system for controlling the speed of a passenger conveyor | |
CN111247736B (en) | System and method for preventing permanent magnet demagnetization in an electric machine | |
EP0174290A1 (en) | Magnetic structure for synchro and tachometer | |
Singh | Recent advances in permanent magnet brushless DC motors | |
GB2358255B (en) | Load angle determination for electrical motors | |
CN104919696A (en) | Device for determining a position of a rotor of a polyphase electric motor | |
US5838122A (en) | Motor initialization method and apparatus | |
US8907606B2 (en) | Method and device for determining a rotor position of a synchronous machine | |
WO1993012437A1 (en) | Method for determination of inductance | |
Binns et al. | Implicit rotor-position sensing using motor windings for a self-commutating permanent-magnet drive system | |
EP0776082B1 (en) | Method of powering an electrical circuit | |
US6107764A (en) | Drive control for a switched reluctance motor | |
Husain | Indirect rotor-position estimation techniques for switched reluctance motors-A review | |
US20220389959A1 (en) | Electric machine control using long cables | |
Najafi et al. | Rotor position detection in SRM drive utilizing phase shift variations in a formed resonant circuit | |
Hartas et al. | A novel permanent magnet DC motor and sensorless electrical drive system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AT AU BB BG BR CA CH CS DE DK ES FI GB HU JP KP KR LK LU MG MN MW NL NO NZ PL RO RU SD SE UA US |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): AT BE CH DE DK ES FR GB GR IE IT LU MC NL PT SE BF BJ CF CG CI CM GA GN ML MR SN TD TG |
|
DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
WWE | Wipo information: entry into national phase |
Ref document number: 2125562 Country of ref document: CA |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1992924744 Country of ref document: EP |
|
ENP | Entry into the national phase |
Ref document number: 1994 244772 Country of ref document: US Date of ref document: 19940714 Kind code of ref document: A |
|
WWP | Wipo information: published in national office |
Ref document number: 1992924744 Country of ref document: EP |
|
REG | Reference to national code |
Ref country code: DE Ref legal event code: 8642 |
|
WWW | Wipo information: withdrawn in national office |
Ref document number: 1992924744 Country of ref document: EP |