GB1404019A - Control system for adjusting speed of ac motor - Google Patents
Control system for adjusting speed of ac motorInfo
- Publication number
- GB1404019A GB1404019A GB3651372A GB3651372A GB1404019A GB 1404019 A GB1404019 A GB 1404019A GB 3651372 A GB3651372 A GB 3651372A GB 3651372 A GB3651372 A GB 3651372A GB 1404019 A GB1404019 A GB 1404019A
- Authority
- GB
- United Kingdom
- Prior art keywords
- circuit
- supply
- switch
- motor
- gating
- 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
- 101000668165 Homo sapiens RNA-binding motif, single-stranded-interacting protein 1 Proteins 0.000 abstract 2
- 102100039692 RNA-binding motif, single-stranded-interacting protein 1 Human genes 0.000 abstract 2
- 239000003990 capacitor Substances 0.000 abstract 2
- 101100365087 Arabidopsis thaliana SCRA gene Proteins 0.000 abstract 1
- 101100519284 Cercospora nicotianae PDX1 gene Proteins 0.000 abstract 1
- 101000668170 Homo sapiens RNA-binding motif, single-stranded-interacting protein 2 Proteins 0.000 abstract 1
- 102100039690 RNA-binding motif, single-stranded-interacting protein 2 Human genes 0.000 abstract 1
- 101150105073 SCR1 gene Proteins 0.000 abstract 1
- 101100134054 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) NTG1 gene Proteins 0.000 abstract 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract 1
- 101100277598 Sorghum bicolor DES3 gene Proteins 0.000 abstract 1
- 238000010304 firing Methods 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- 239000010703 silicon Substances 0.000 abstract 1
- 101150073238 sor1 gene Proteins 0.000 abstract 1
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
- 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
- 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
- H02P27/02—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using supply voltage with constant frequency and variable amplitude
-
- 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
- H02P2201/00—Indexing scheme relating to controlling arrangements characterised by the converter used
- H02P2201/03—AC-DC converter stage controlled to provide a defined DC link voltage
-
- 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
- H02P27/047—V/F converter, wherein the voltage is controlled proportionally with the frequency
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Ac Motors In General (AREA)
- Control Of Velocity Or Acceleration (AREA)
- Motor And Converter Starters (AREA)
- Control Of Electrical Variables (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17459771A | 1971-08-25 | 1971-08-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1404019A true GB1404019A (en) | 1975-08-28 |
Family
ID=22636756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3651372A Expired GB1404019A (en) | 1971-08-25 | 1972-08-04 | Control system for adjusting speed of ac motor |
Country Status (11)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2150771A (en) * | 1983-10-24 | 1985-07-03 | Marketmatch International | Heated airflow delivery apparatus |
| EP0989666A1 (de) * | 1998-09-21 | 2000-03-29 | ebm Werke GmbH & Co. | System zur Drehzahlsteuerung von Wechselstrom-Motoren |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5113776B1 (enrdf_load_stackoverflow) * | 1970-12-22 | 1976-05-04 | ||
| JPS5625359Y2 (enrdf_load_stackoverflow) * | 1975-03-07 | 1981-06-15 | ||
| JPS5915278B2 (ja) * | 1977-12-02 | 1984-04-09 | 株式会社椿本チエイン | 誘導電動機の速度制御装置 |
| JPS5819188A (ja) * | 1981-07-27 | 1983-02-04 | Shinpo Kogyo Kk | 誘導電動機の可変周波数駆動装置 |
| JPS59139889A (ja) * | 1983-01-31 | 1984-08-10 | Tokyo Electric Co Ltd | 電動送風機入力制御回路 |
-
0
- BE BE787900D patent/BE787900A/xx not_active IP Right Cessation
-
1972
- 1972-08-03 CA CA148,664A patent/CA983571A/en not_active Expired
- 1972-08-04 GB GB3651372A patent/GB1404019A/en not_active Expired
- 1972-08-10 AU AU45450/72A patent/AU468330B2/en not_active Expired
- 1972-08-21 IT IT2834772A patent/IT964124B/it active
- 1972-08-21 SE SE1085872A patent/SE380149B/xx unknown
- 1972-08-22 FR FR7229952A patent/FR2150440B1/fr not_active Expired
- 1972-08-23 DK DK416572A patent/DK139699B/da not_active IP Right Cessation
- 1972-08-23 NL NL7211481A patent/NL7211481A/xx not_active Application Discontinuation
- 1972-08-24 CH CH1252572A patent/CH578283A5/xx not_active IP Right Cessation
- 1972-08-25 JP JP8519772A patent/JPS5625875B2/ja not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2150771A (en) * | 1983-10-24 | 1985-07-03 | Marketmatch International | Heated airflow delivery apparatus |
| EP0989666A1 (de) * | 1998-09-21 | 2000-03-29 | ebm Werke GmbH & Co. | System zur Drehzahlsteuerung von Wechselstrom-Motoren |
| US6208113B1 (en) | 1998-09-21 | 2001-03-27 | Ebm Werke Gmbh & Co. | System for controlling the rotation of AC motors |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2150440B1 (enrdf_load_stackoverflow) | 1979-09-14 |
| DK139699C (enrdf_load_stackoverflow) | 1979-09-10 |
| FR2150440A1 (enrdf_load_stackoverflow) | 1973-04-06 |
| AU468330B2 (en) | 1976-01-08 |
| DE2241799B2 (de) | 1977-01-20 |
| IT964124B (it) | 1974-01-21 |
| NL7211481A (enrdf_load_stackoverflow) | 1973-02-27 |
| JPS5625875B2 (enrdf_load_stackoverflow) | 1981-06-15 |
| CA983571A (en) | 1976-02-10 |
| JPS4830014A (enrdf_load_stackoverflow) | 1973-04-20 |
| AU4545072A (en) | 1974-02-14 |
| SE380149B (enrdf_load_stackoverflow) | 1975-10-27 |
| CH578283A5 (enrdf_load_stackoverflow) | 1976-07-30 |
| BE787900A (fr) | 1973-02-23 |
| DK139699B (da) | 1979-03-26 |
| DE2241799A1 (de) | 1973-03-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |