HK69790A - Method and apparatus for forming a reference voltage amplitude for a three-phase inverter supplying a squirrel cage motor - Google Patents
Method and apparatus for forming a reference voltage amplitude for a three-phase inverter supplying a squirrel cage motorInfo
- Publication number
- HK69790A HK69790A HK697/90A HK69790A HK69790A HK 69790 A HK69790 A HK 69790A HK 697/90 A HK697/90 A HK 697/90A HK 69790 A HK69790 A HK 69790A HK 69790 A HK69790 A HK 69790A
- Authority
- HK
- Hong Kong
- Prior art keywords
- forming
- reference voltage
- phase inverter
- voltage amplitude
- squirrel cage
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F7/00—Regulating magnetic variables
-
- 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
- H02M7/53—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 triode or transistor type requiring continuous application of a control signal
- H02M7/537—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 triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/539—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 triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters with automatic control of output wave form or frequency
-
- 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
- H02M7/53—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 triode or transistor type requiring continuous application of a control signal
- H02M7/537—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 triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/539—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 triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters with automatic control of output wave form or frequency
- H02M7/5395—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 triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters with automatic control of output wave form or frequency by pulse-width modulation
-
- 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
- H02P1/00—Arrangements for starting electric motors or dynamo-electric converters
-
- 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
- H02P11/00—Arrangements for controlling dynamo-electric converters
- H02P11/06—Arrangements for controlling dynamo-electric converters for controlling dynamo-electric converters having an ac output
-
- 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
- H02P27/06—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 using dc to ac converters or inverters
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05F—STATIC ELECTRICITY; NATURALLY-OCCURRING ELECTRICITY
- H05F7/00—Use of naturally-occurring electricity, e.g. lightning or static electricity
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Control Of Ac Motors In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI861145A FI77549C (fi) | 1986-03-19 | 1986-03-19 | Foerfarande och anordning foer aostadkommande av spaenningsreferensens amplitud vid en inverter som matar en kortsluten asynkronmotor. |
Publications (1)
Publication Number | Publication Date |
---|---|
HK69790A true HK69790A (en) | 1990-09-14 |
Family
ID=8522322
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK697/90A HK69790A (en) | 1986-03-19 | 1990-09-06 | Method and apparatus for forming a reference voltage amplitude for a three-phase inverter supplying a squirrel cage motor |
Country Status (11)
Country | Link |
---|---|
US (1) | US4791346A (fr) |
JP (1) | JPS62268394A (fr) |
AU (1) | AU602496B2 (fr) |
BR (1) | BR8701228A (fr) |
CA (1) | CA1303667C (fr) |
DE (1) | DE3708247C2 (fr) |
FI (1) | FI77549C (fr) |
GB (1) | GB2188174B (fr) |
HK (1) | HK69790A (fr) |
IT (1) | IT1218795B (fr) |
SG (1) | SG46790G (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100486115C (zh) * | 2003-05-30 | 2009-05-06 | 因芬奈昂技术股份有限公司 | 自校准的恒定增益可调振荡器 |
US7250743B2 (en) * | 2003-06-20 | 2007-07-31 | 748038 Ontario Inc. O/A Ecopower | Voltage control system |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1916626B2 (de) * | 1969-04-01 | 1973-05-03 | Siemens AG, 1000 Berlin u 8000 München | Regelverfahren fuer eine drehzahlgeregelte asynchronmaschine |
US3851234A (en) * | 1973-05-09 | 1974-11-26 | Gen Electric | Control system for obtaining and using the optimum speed torque characteristic for a squirrel cage induction motor which guarantees a non-saturating magnetizing current |
US3909687A (en) * | 1974-03-05 | 1975-09-30 | Westinghouse Electric Corp | Flux control system for controlled induction motors |
US3989991A (en) * | 1974-10-03 | 1976-11-02 | Westinghouse Electric Corporation | Method and circuit for the derivation of an analog slip frequency signal of an induction motor in a tachometerless motor drive |
JPS56162996A (en) * | 1980-05-15 | 1981-12-15 | Fuji Electric Co Ltd | Load compensating circuit for variable frequency inverter |
FI76224C (fi) * | 1986-03-04 | 1988-09-09 | Kone Oy | Foerfarande och anordning foer reglering av fasspaenningen vid en inverter. |
FI861144A0 (fi) * | 1986-03-19 | 1986-03-19 | Kone Oy | Foerfarande och anordning foer aostadkommande av referensspaenningar vid en trefas inverter som matar vaexelstroemmotorn vid en hiss. |
FI79209C (fi) * | 1986-03-19 | 1989-11-10 | Kone Oy | Anordning foer styrning av en trefasig inverter som matar vaexelstroemmotorn vid en hiss. |
-
1986
- 1986-03-19 FI FI861145A patent/FI77549C/fi not_active IP Right Cessation
- 1986-11-10 AU AU64978/86A patent/AU602496B2/en not_active Ceased
-
1987
- 1987-02-27 CA CA000530763A patent/CA1303667C/fr not_active Expired - Fee Related
- 1987-03-13 DE DE3708247A patent/DE3708247C2/de not_active Expired - Fee Related
- 1987-03-16 US US07/026,029 patent/US4791346A/en not_active Expired - Fee Related
- 1987-03-16 GB GB8706212A patent/GB2188174B/en not_active Expired - Fee Related
- 1987-03-18 IT IT12441/87A patent/IT1218795B/it active
- 1987-03-18 JP JP62061393A patent/JPS62268394A/ja active Pending
- 1987-03-18 BR BR8701228A patent/BR8701228A/pt not_active IP Right Cessation
-
1990
- 1990-06-30 SG SG467/90A patent/SG46790G/en unknown
- 1990-09-06 HK HK697/90A patent/HK69790A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE3708247A1 (de) | 1987-09-24 |
CA1303667C (fr) | 1992-06-16 |
SG46790G (en) | 1990-08-17 |
AU602496B2 (en) | 1990-10-18 |
GB8706212D0 (en) | 1987-04-23 |
IT1218795B (it) | 1990-04-19 |
IT8712441A0 (it) | 1987-03-18 |
FI77549C (fi) | 1989-03-10 |
FI861145A (fi) | 1987-09-20 |
FI77549B (fi) | 1988-11-30 |
GB2188174B (en) | 1990-01-24 |
JPS62268394A (ja) | 1987-11-20 |
GB2188174A (en) | 1987-09-23 |
DE3708247C2 (de) | 1993-12-02 |
AU6497886A (en) | 1987-09-24 |
BR8701228A (pt) | 1987-12-22 |
FI861145A0 (fi) | 1986-03-19 |
US4791346A (en) | 1988-12-13 |
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