IT965720B - Ondulatore polifase a frequenze asservite - Google Patents
Ondulatore polifase a frequenze asserviteInfo
- Publication number
- IT965720B IT965720B IT2721672A IT2721672A IT965720B IT 965720 B IT965720 B IT 965720B IT 2721672 A IT2721672 A IT 2721672A IT 2721672 A IT2721672 A IT 2721672A IT 965720 B IT965720 B IT 965720B
- Authority
- IT
- Italy
- Prior art keywords
- asserved
- corrugator
- polyphase
- frequencies
- polyphase corrugator
- Prior art date
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
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
- H02M1/084—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters using a control circuit common to several phases of a multi-phase system
- H02M1/0845—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters using a control circuit common to several phases of a multi-phase system digitally controlled (or with digital control)
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
- H02M7/42—Conversion of DC power input into AC power output without possibility of reversal
- H02M7/44—Conversion of DC power input into AC power output without possibility of reversal by static converters
- H02M7/48—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/505—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
- H02M7/515—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
- H02M7/525—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with automatic control of output waveform or frequency
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Ac-Ac Conversion (AREA)
- Control Of Ac Motors In General (AREA)
- Inverter Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7126521A FR2103107A5 (it) | 1971-07-20 | 1971-07-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT965720B true IT965720B (it) | 1974-02-11 |
Family
ID=9080617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT2721672A IT965720B (it) | 1971-07-20 | 1972-07-20 | Ondulatore polifase a frequenze asservite |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS4835322A (it) |
| DE (1) | DE2235710A1 (it) |
| FR (1) | FR2103107A5 (it) |
| IT (1) | IT965720B (it) |
-
1971
- 1971-07-20 FR FR7126521A patent/FR2103107A5/fr not_active Expired
-
1972
- 1972-07-20 DE DE19722235710 patent/DE2235710A1/de active Pending
- 1972-07-20 JP JP47072981A patent/JPS4835322A/ja active Pending
- 1972-07-20 IT IT2721672A patent/IT965720B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| FR2103107A5 (it) | 1972-04-07 |
| JPS4835322A (it) | 1973-05-24 |
| DE2235710A1 (de) | 1973-02-01 |
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