FR2270705B1 - - Google Patents
Info
- Publication number
- FR2270705B1 FR2270705B1 FR7514365A FR7514365A FR2270705B1 FR 2270705 B1 FR2270705 B1 FR 2270705B1 FR 7514365 A FR7514365 A FR 7514365A FR 7514365 A FR7514365 A FR 7514365A FR 2270705 B1 FR2270705 B1 FR 2270705B1
- Authority
- FR
- France
- 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
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
- H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
- H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
- H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power
- H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
- H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
- H02P7/285—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only
- H02P7/29—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using pulse modulation
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electronic Switches (AREA)
- Dc-Dc Converters (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2422351A DE2422351A1 (de) | 1974-05-08 | 1974-05-08 | Ueberlastungsschutz fuer leistungs-transistoren, insbesondere im parallelbetrieb |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2270705A1 FR2270705A1 (US07714131-20100511-C00001.png) | 1975-12-05 |
| FR2270705B1 true FR2270705B1 (US07714131-20100511-C00001.png) | 1979-04-27 |
Family
ID=5915018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7514365A Expired FR2270705B1 (US07714131-20100511-C00001.png) | 1974-05-08 | 1975-05-07 |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE2422351A1 (US07714131-20100511-C00001.png) |
| FR (1) | FR2270705B1 (US07714131-20100511-C00001.png) |
| GB (1) | GB1512073A (US07714131-20100511-C00001.png) |
| IT (1) | IT1037934B (US07714131-20100511-C00001.png) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2617883A1 (de) * | 1976-04-23 | 1977-11-10 | Bosch Gmbh Robert | Impulssteuerschaltung fuer elektrische verbraucher |
| FR2380654A1 (fr) * | 1977-02-11 | 1978-09-08 | Dba | Circuit de limitation de l'intensite dans les montages en parallele d'amplificateurs de puissance |
| IT1110628B (it) * | 1979-01-30 | 1985-12-23 | Sp El Srl | Circuito per la protezione automatica dei transistori di potenza particolarmente per convertitori a commutazione o simili |
| FR2541639B1 (fr) * | 1983-02-25 | 1988-06-03 | Marchal Equip Auto | Systeme d'essuie-glace a detecteur de surcharge commandant l'inversion du sens de rotation des balais |
| GB2236919B (en) * | 1989-10-04 | 1994-03-30 | Kone Elevator Gmbh | Overload and short-circuit protection circuit |
| US5091816A (en) * | 1989-10-10 | 1992-02-25 | Kone Elevator Gmbh | Procedure and device for overload and short-circuit protection of output drivers |
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1974
- 1974-05-08 DE DE2422351A patent/DE2422351A1/de active Pending
-
1975
- 1975-05-07 FR FR7514365A patent/FR2270705B1/fr not_active Expired
- 1975-05-07 IT IT23108/75A patent/IT1037934B/it active
- 1975-05-07 GB GB19073/75A patent/GB1512073A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1512073A (en) | 1978-05-24 |
| DE2422351A1 (de) | 1975-11-20 |
| FR2270705A1 (US07714131-20100511-C00001.png) | 1975-12-05 |
| IT1037934B (it) | 1979-11-20 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |