GB2040121B - Power control circuits - Google Patents
Power control circuitsInfo
- Publication number
- GB2040121B GB2040121B GB7940221A GB7940221A GB2040121B GB 2040121 B GB2040121 B GB 2040121B GB 7940221 A GB7940221 A GB 7940221A GB 7940221 A GB7940221 A GB 7940221A GB 2040121 B GB2040121 B GB 2040121B
- Authority
- GB
- United Kingdom
- Prior art keywords
- power control
- control circuits
- circuits
- power
- control
- 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
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/28—Modifications for introducing a time delay before switching
- H03K17/292—Modifications for introducing a time delay before switching in thyristor, unijunction transistor or programmable unijunction transistor switches
-
- 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
- H02M5/00—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into DC
- H02M5/04—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into DC by static converters
- H02M5/22—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into DC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M5/25—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into DC 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
- H02M5/257—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into DC 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
- H02M5/2573—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into DC 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 control circuit
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Resistance Heating (AREA)
- Control Of Temperature (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB7940221A GB2040121B (en) | 1978-11-21 | 1979-11-21 | Power control circuits |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB7845371 | 1978-11-21 | ||
| GB7940221A GB2040121B (en) | 1978-11-21 | 1979-11-21 | Power control circuits |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| GB2040121A GB2040121A (en) | 1980-08-20 |
| GB2040121B true GB2040121B (en) | 1983-05-11 |
Family
ID=26269669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB7940221A Expired GB2040121B (en) | 1978-11-21 | 1979-11-21 | Power control circuits |
Country Status (1)
| Country | Link |
|---|---|
| GB (1) | GB2040121B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2148467B (en) * | 1983-10-18 | 1988-04-13 | Gainsborough Electrical | Water heaters |
| CA1332844C (en) * | 1986-03-13 | 1994-11-01 | David G. Luchaco | Two wire low voltage dimmer |
| US4954768A (en) * | 1986-03-13 | 1990-09-04 | Lutron Electronics Co., Inc. | Two wire low voltage dimmer |
| US4876498A (en) * | 1986-03-13 | 1989-10-24 | Lutron Electronics Co. Inc. | Two wire low voltage dimmer |
| US6153948A (en) * | 1998-08-13 | 2000-11-28 | Cogan; Adrian I. | Electronic circuits with wide dynamic range of on/off delay time |
-
1979
- 1979-11-21 GB GB7940221A patent/GB2040121B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2040121A (en) | 1980-08-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PCNP | Patent ceased through non-payment of renewal fee |