CA1332844C - Two wire low voltage dimmer - Google Patents
Two wire low voltage dimmerInfo
- Publication number
- CA1332844C CA1332844C CA 525030 CA525030A CA1332844C CA 1332844 C CA1332844 C CA 1332844C CA 525030 CA525030 CA 525030 CA 525030 A CA525030 A CA 525030A CA 1332844 C CA1332844 C CA 1332844C
- Authority
- CA
- Canada
- Prior art keywords
- voltage
- load
- thyristor
- circuit
- capacitor
- 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 - Fee Related
Links
- 230000001105 regulatory effect Effects 0.000 claims abstract description 12
- 230000001939 inductive effect Effects 0.000 claims abstract description 11
- 230000003247 decreasing effect Effects 0.000 claims abstract description 8
- 238000009877 rendering Methods 0.000 claims abstract description 8
- 230000002457 bidirectional effect Effects 0.000 claims abstract 5
- 230000003252 repetitive effect Effects 0.000 claims abstract 3
- 239000003990 capacitor Substances 0.000 claims description 92
- 238000010304 firing Methods 0.000 claims description 60
- 238000012937 correction Methods 0.000 claims description 10
- 230000001276 controlling effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 3
- 238000010168 coupling process Methods 0.000 claims 3
- 238000005859 coupling reaction Methods 0.000 claims 3
- QHGVXILFMXYDRS-UHFFFAOYSA-N pyraclofos Chemical compound C1=C(OP(=O)(OCC)SCCC)C=NN1C1=CC=C(Cl)C=C1 QHGVXILFMXYDRS-UHFFFAOYSA-N 0.000 claims 1
- 239000000306 component Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 10
- 230000009977 dual effect Effects 0.000 description 7
- 230000033228 biological regulation Effects 0.000 description 6
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000010363 phase shift Effects 0.000 description 4
- 230000000979 retarding effect Effects 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000009024 positive feedback mechanism Effects 0.000 description 1
- 230000000063 preceeding effect Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
- H05B39/04—Controlling
- H05B39/08—Controlling by shifting phase of trigger voltage applied to gas-filled controlling tubes also in controlled semiconductor devices
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Control Of Electrical Variables (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US83930486A | 1986-03-13 | 1986-03-13 | |
| US839,304 | 1986-03-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1332844C true CA1332844C (en) | 1994-11-01 |
Family
ID=25279376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 525030 Expired - Fee Related CA1332844C (en) | 1986-03-13 | 1986-12-11 | Two wire low voltage dimmer |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPH0658825B2 (enExample) |
| CA (1) | CA1332844C (enExample) |
| DE (1) | DE3704511A1 (enExample) |
| FR (1) | FR2595838B1 (enExample) |
| GB (1) | GB2187899B (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4965509A (en) * | 1989-02-13 | 1990-10-23 | Lutron Electronics Co., Inc. | Quasi-constant gate drive circuit |
| FR2671930B1 (fr) * | 1991-01-21 | 1993-04-16 | Legrand Sa | Gradateur de courant pour charge de puissance, avec pertes de filtrage reduites. |
| AU721986B2 (en) * | 1996-03-08 | 2000-07-20 | H.P.M. Industries Pty Limited | Controlled switching device |
| FR2762725B1 (fr) * | 1997-04-29 | 1999-07-16 | Sgs Thomson Microelectronics | Gradateur de puissance |
| AUPS131202A0 (en) * | 2002-03-25 | 2002-05-09 | Clipsal Integrated Systems Pty Ltd | Circuit arrangement for power control |
| US7570031B2 (en) * | 2006-03-17 | 2009-08-04 | Lutron Electronics Co., Inc. | Method and apparatus for preventing multiple attempted firings of a semiconductor switch in a load control device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3346874A (en) * | 1964-02-07 | 1967-10-10 | Gen Electric | Power control circuits |
| US3872374A (en) * | 1967-10-04 | 1975-03-18 | Electronic Controls Corp | Power control timing circuits with power line compensation |
| NL6800603A (enExample) * | 1968-01-15 | 1969-07-17 | ||
| DE2633071C3 (de) * | 1976-07-22 | 1980-10-16 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Regelanordnung für einen Wechselstromsteller |
| GB2040121B (en) * | 1978-11-21 | 1983-05-11 | Redring Electric Ltd | Power control circuits |
| FR2550027B3 (fr) * | 1983-07-26 | 1985-10-25 | Thomson Csf | Circuit de commande en angle de phase de triac sur charge inductive |
-
1986
- 1986-12-11 CA CA 525030 patent/CA1332844C/en not_active Expired - Fee Related
- 1986-12-18 GB GB8630327A patent/GB2187899B/en not_active Expired - Fee Related
-
1987
- 1987-01-13 FR FR8700262A patent/FR2595838B1/fr not_active Expired
- 1987-02-13 DE DE19873704511 patent/DE3704511A1/de active Granted
- 1987-02-23 JP JP62038151A patent/JPH0658825B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB8630327D0 (en) | 1987-01-28 |
| JPH0658825B2 (ja) | 1994-08-03 |
| DE3704511C2 (enExample) | 1990-11-22 |
| FR2595838B1 (fr) | 1988-08-12 |
| JPS62213092A (ja) | 1987-09-18 |
| DE3704511A1 (de) | 1987-09-24 |
| GB2187899B (en) | 1990-03-21 |
| FR2595838A1 (fr) | 1987-09-18 |
| GB2187899A (en) | 1987-09-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed |