BE568557A - - Google Patents
Info
- Publication number
- BE568557A BE568557A BE568557DA BE568557A BE 568557 A BE568557 A BE 568557A BE 568557D A BE568557D A BE 568557DA BE 568557 A BE568557 A BE 568557A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H11/00—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result
- H02H11/006—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result in case of too high or too low voltage
- H02H11/007—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result in case of too high or too low voltage involving automatic switching for adapting the protected apparatus to the supply voltage
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is ac
- G05F1/14—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using tap transformers or tap changing inductors as final control devices
- G05F1/16—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using tap transformers or tap changing inductors as final control devices combined with discharge tubes or semiconductor devices
- G05F1/20—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using tap transformers or tap changing inductors as final control devices combined with discharge tubes or semiconductor devices semiconductor devices only
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 Multiple Motors (AREA)
- Control Of Electrical Variables (AREA)
- Electronic Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US665768A US2913657A (en) | 1957-06-14 | 1957-06-14 | Transistor control for load tap changers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE568557A true BE568557A (fr) |
Family
ID=24671509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE568557D BE568557A (fr) | 1957-06-14 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2913657A (fr) |
| JP (1) | JPS3631750Y1 (fr) |
| BE (1) | BE568557A (fr) |
| CH (1) | CH368225A (fr) |
| DE (1) | DE1248148B (fr) |
| FR (1) | FR1208488A (fr) |
| GB (1) | GB833965A (fr) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3042851A (en) * | 1957-09-03 | 1962-07-03 | Emerson Electric Mfg Co | A.c. voltage regulating system |
| US3049659A (en) * | 1959-05-18 | 1962-08-14 | Charles J Armour | Single input servo system |
| US3106675A (en) * | 1959-05-28 | 1963-10-08 | Mc Graw Edison Co | Electronic voltage regulator with reversible electro-responsive operator means |
| US3121805A (en) * | 1960-06-06 | 1964-02-18 | Honeywell Regulator Co | Phase sensitive transistor discriminator and high gain transistor amplifier |
| US3202903A (en) * | 1961-11-01 | 1965-08-24 | Mc Graw Edison Co | Tap changing voltage regulator |
| US3123762A (en) * | 1961-12-07 | 1964-03-03 | Transistor voltage control apparatus | |
| US3268798A (en) * | 1962-04-27 | 1966-08-23 | Superior Electric Co | Adjustable voltage control circuit |
| US3235788A (en) * | 1962-09-17 | 1966-02-15 | Mc Graw Edison Co | Voltage magnitude control circuit |
| US3237091A (en) * | 1962-09-17 | 1966-02-22 | Mc Graw Edison Co | Voltage magnitude control system |
| US3252078A (en) * | 1962-11-21 | 1966-05-17 | Wagner Electric Corp | Transformer tap-changing voltage regulating system |
| US3226628A (en) * | 1963-02-04 | 1965-12-28 | Forbro Design Corp | Alternating current voltage/current regulated power supply |
| US3303411A (en) * | 1963-04-30 | 1967-02-07 | Forbro Design Corp | Regulated power supply with constant voltage/current cross-over and mode indicator |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE698861C (de) * | 1933-08-23 | 1940-11-19 | Aeg | Einrichtung zur selbsttaetigen Regelung einer elektrischen Netzgroesse |
| US2136248A (en) * | 1937-01-30 | 1938-11-08 | Gen Electric | Electrical regulation |
| US2313921A (en) * | 1942-01-09 | 1943-03-16 | Westinghouse Electric & Mfg Co | Regulator control equipment |
| US2445450A (en) * | 1943-06-11 | 1948-07-20 | Westinghouse Electric Corp | Electrical induction apparatus |
| US2680832A (en) * | 1949-08-08 | 1954-06-08 | Mcgraw Electric Co | Voltage regulating means |
| CA585040A (fr) * | 1955-05-10 | 1959-10-13 | Westinghouse Electric Corporation | Appareil electrique a delai de temps |
| US2747157A (en) * | 1955-07-18 | 1956-05-22 | Gen Electric | System for remote selection of voltage level |
-
0
- BE BE568557D patent/BE568557A/xx unknown
-
1957
- 1957-06-14 US US665768A patent/US2913657A/en not_active Expired - Lifetime
-
1958
- 1958-06-03 GB GB17682/58A patent/GB833965A/en not_active Expired
- 1958-06-06 DE DEW23444A patent/DE1248148B/de active Pending
- 1958-06-11 CH CH6048958A patent/CH368225A/de unknown
- 1958-06-13 FR FR1208488D patent/FR1208488A/fr not_active Expired
- 1958-06-13 JP JP6391958U patent/JPS3631750Y1/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1248148B (de) | 1967-08-24 |
| US2913657A (en) | 1959-11-17 |
| FR1208488A (fr) | 1960-02-24 |
| CH368225A (de) | 1963-03-31 |
| GB833965A (en) | 1960-05-04 |
| JPS3631750Y1 (fr) | 1961-12-04 |