FR987274A - Electronic device for supplying direct current motors by means of alternating current - Google Patents
Electronic device for supplying direct current motors by means of alternating currentInfo
- Publication number
- FR987274A FR987274A FR987274DA FR987274A FR 987274 A FR987274 A FR 987274A FR 987274D A FR987274D A FR 987274DA FR 987274 A FR987274 A FR 987274A
- Authority
- FR
- France
- Prior art keywords
- electronic device
- supplying direct
- direct current
- alternating current
- motors
- 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.)
- Expired
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
- H02P7/292—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 static converters, e.g. AC to DC
- H02P7/293—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 static converters, e.g. AC to DC using phase control
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US987274XA | 1948-05-27 | 1948-05-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR987274A true FR987274A (en) | 1951-08-10 |
Family
ID=22270638
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR987274D Expired FR987274A (en) | 1948-05-27 | 1949-05-24 | Electronic device for supplying direct current motors by means of alternating current |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR987274A (en) |
-
1949
- 1949-05-24 FR FR987274D patent/FR987274A/en not_active Expired
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