FR2181997A1 - - Google Patents
Info
- Publication number
- FR2181997A1 FR2181997A1 FR7314769A FR7314769A FR2181997A1 FR 2181997 A1 FR2181997 A1 FR 2181997A1 FR 7314769 A FR7314769 A FR 7314769A FR 7314769 A FR7314769 A FR 7314769A FR 2181997 A1 FR2181997 A1 FR 2181997A1
- 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.)
- Granted
Links
Classifications
-
- 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)
- Ignition Installations For Internal Combustion Engines (AREA)
- Dc-Dc Converters (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2220104A DE2220104A1 (de) | 1972-04-25 | 1972-04-25 | Einrichtung zur kommutierung einer aus zwei teilgleichstromstellern bestehenden anordnung |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2181997A1 true FR2181997A1 (cs) | 1973-12-07 |
FR2181997B3 FR2181997B3 (cs) | 1976-07-23 |
Family
ID=5843137
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7314769A Expired FR2181997B3 (cs) | 1972-04-25 | 1973-04-24 |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2220104A1 (cs) |
FR (1) | FR2181997B3 (cs) |
GB (1) | GB1435316A (cs) |
IT (1) | IT980345B (cs) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11142075B2 (en) | 2019-08-08 | 2021-10-12 | Hamilton Sundstrand Corporation | Efficient regenerative electrical braking |
-
1972
- 1972-04-25 DE DE2220104A patent/DE2220104A1/de active Pending
-
1973
- 1973-04-24 GB GB1921573A patent/GB1435316A/en not_active Expired
- 1973-04-24 FR FR7314769A patent/FR2181997B3/fr not_active Expired
- 1973-04-24 IT IT49648/73A patent/IT980345B/it active
Also Published As
Publication number | Publication date |
---|---|
FR2181997B3 (cs) | 1976-07-23 |
GB1435316A (en) | 1976-05-12 |
IT980345B (it) | 1974-09-30 |
DE2220104A1 (de) | 1973-10-31 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |