BE814825A - Systeme de commande fiable - Google Patents
Systeme de commande fiableInfo
- Publication number
- BE814825A BE814825A BE144146A BE144146A BE814825A BE 814825 A BE814825 A BE 814825A BE 144146 A BE144146 A BE 144146A BE 144146 A BE144146 A BE 144146A BE 814825 A BE814825 A BE 814825A
- Authority
- BE
- Belgium
- Prior art keywords
- control system
- reliable control
- reliable
- control
- Prior art date
Links
Classifications
-
- 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
- H02M3/00—Conversion of DC power input into DC power output
- H02M3/22—Conversion of DC power input into DC power output with intermediate conversion into AC
- H02M3/24—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters
- H02M3/28—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC
- H02M3/325—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/337—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only in push-pull configuration
- H02M3/3376—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only in push-pull configuration with automatic control of output voltage or current
- H02M3/3378—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only in push-pull configuration with automatic control of output voltage or current in a push-pull configuration of the parallel type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L1/00—Devices along the route controlled by interaction with the vehicle or train
- B61L1/20—Safety arrangements for preventing or indicating malfunction of the device, e.g. by leakage current, by lightning
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Dc-Dc Converters (AREA)
- Safety Devices In Control Systems (AREA)
- Logic Circuits (AREA)
- Control Of Amplification And Gain Control (AREA)
- Electronic Switches (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00359572A US3842334A (en) | 1973-05-11 | 1973-05-11 | Oscillator circuit for providing a failsafe direct current voltage output in response to a periodic signal input |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE814825A true BE814825A (fr) | 1974-11-12 |
Family
ID=23414395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE144146A BE814825A (fr) | 1973-05-11 | 1974-05-10 | Systeme de commande fiable |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US3842334A (fr) |
| JP (1) | JPS5521521B2 (fr) |
| AR (1) | AR203558A1 (fr) |
| AU (1) | AU477165B2 (fr) |
| BE (1) | BE814825A (fr) |
| BR (1) | BR7403718D0 (fr) |
| CA (1) | CA983107A (fr) |
| CH (1) | CH583938A5 (fr) |
| DE (1) | DE2422176A1 (fr) |
| FR (1) | FR2229165B1 (fr) |
| GB (1) | GB1471731A (fr) |
| IT (1) | IT1013901B (fr) |
| SE (1) | SE397615B (fr) |
| ZA (1) | ZA742423B (fr) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3950690A (en) * | 1973-11-19 | 1976-04-13 | Westinghouse Air Brake Company | Fail-safe reference voltage source |
| US3946278A (en) * | 1973-12-19 | 1976-03-23 | Westinghouse Air Brake Company | Fail-safe four leaded zener diode arrangement |
| US3966148A (en) * | 1975-04-15 | 1976-06-29 | Westinghouse Electric Corporation | Signal threshold responsive apparatus |
| US4093975A (en) * | 1977-01-05 | 1978-06-06 | Roberts Wallace A | High-voltage apparatus for skin therapy |
| US4247897A (en) * | 1979-10-25 | 1981-01-27 | Westinghouse Electric Corp. | Train vehicle control microprocessor power reset |
| DK492180A (da) * | 1979-11-28 | 1981-05-29 | Licentia Gmbh | Indretning til klarmelding af jernbanespor |
| JPS56134695A (en) * | 1980-03-26 | 1981-10-21 | Stanley Electric Co Ltd | Control system for safety operation of machine tool |
| US4462069A (en) * | 1981-08-14 | 1984-07-24 | American Standard Inc. | d.c. To d.c. voltage regulator having an input protection circuit, a d.c. to d.c. inverter, a saturable reactor regulator, and main and auxiliary rectifying and filtering circuits |
| SE429220B (sv) * | 1981-12-17 | 1983-08-22 | Bengt J Sterner | Av oberoende av varandra alstrade pulsfoljder styrd elektrisk sekerhetsanordning |
| JPS59226902A (ja) * | 1983-06-08 | 1984-12-20 | Matsushita Electric Ind Co Ltd | マイクロコンピユ−タの制御装置 |
| GB2228121B (en) * | 1989-02-13 | 1992-07-22 | Westinghouse Brake & Signal | Voltage detection |
| US20160308462A1 (en) * | 2015-04-14 | 2016-10-20 | Mediatek Inc. | Driving module and driving method |
| JP6786436B2 (ja) * | 2017-04-07 | 2020-11-18 | 愛三工業株式会社 | 燃料ポンプ |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2798160A (en) * | 1955-03-02 | 1957-07-02 | Avco Mfg Corp | Power supply circuit using controllable electron solid state devices |
| FR1247939A (fr) * | 1958-07-25 | 1960-12-09 | Signaux Entr Electriques | Basculeur électronique |
| US3192464A (en) * | 1961-04-25 | 1965-06-29 | Admiral Corp | Transistorized regulated d.c.-d.c. converter |
| GB1028090A (en) * | 1963-04-02 | 1966-05-04 | Telephone Mfg Co Ltd | Improvements in or relating to electronic switches |
| US3235818A (en) * | 1963-04-12 | 1966-02-15 | Bell Telephone Labor Inc | High-speed transistor inverter with switching control transistors |
| US3344362A (en) * | 1965-04-28 | 1967-09-26 | Honeywell Inc | Magnetic oscillator apparatus |
| US3450944A (en) * | 1967-01-09 | 1969-06-17 | Gen Electric | Integrity checking circuit for train control system |
| US3736480A (en) * | 1972-02-11 | 1973-05-29 | J Lee | Battery run d-c motor speed control, charging and steering systems |
| US3743920A (en) * | 1972-07-17 | 1973-07-03 | Bowmar Ali Inc | Portable electronic calculator power supply |
-
1973
- 1973-05-11 US US00359572A patent/US3842334A/en not_active Expired - Lifetime
-
1974
- 1974-04-16 ZA ZA00742423A patent/ZA742423B/xx unknown
- 1974-04-23 CA CA198,437A patent/CA983107A/en not_active Expired
- 1974-04-29 AU AU68376/74A patent/AU477165B2/en not_active Expired
- 1974-05-01 GB GB1911574A patent/GB1471731A/en not_active Expired
- 1974-05-08 BR BR3718/74A patent/BR7403718D0/pt unknown
- 1974-05-08 DE DE2422176A patent/DE2422176A1/de not_active Withdrawn
- 1974-05-08 IT IT41592/74A patent/IT1013901B/it active
- 1974-05-09 AR AR253665A patent/AR203558A1/es active
- 1974-05-10 JP JP5140474A patent/JPS5521521B2/ja not_active Expired
- 1974-05-10 SE SE7406318A patent/SE397615B/xx unknown
- 1974-05-10 BE BE144146A patent/BE814825A/fr not_active IP Right Cessation
- 1974-05-10 FR FR7416258A patent/FR2229165B1/fr not_active Expired
- 1974-05-10 CH CH646074A patent/CH583938A5/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CA983107A (en) | 1976-02-03 |
| AU6837674A (en) | 1975-10-30 |
| AU477165B2 (en) | 1976-10-14 |
| AR203558A1 (es) | 1975-09-22 |
| JPS5015207A (fr) | 1975-02-18 |
| ZA742423B (en) | 1975-04-30 |
| DE2422176A1 (de) | 1974-11-28 |
| GB1471731A (en) | 1977-04-27 |
| CH583938A5 (fr) | 1977-01-14 |
| US3842334A (en) | 1974-10-15 |
| BR7403718D0 (pt) | 1974-12-03 |
| JPS5521521B2 (fr) | 1980-06-10 |
| SE397615B (sv) | 1977-11-07 |
| FR2229165B1 (fr) | 1979-02-16 |
| FR2229165A1 (fr) | 1974-12-06 |
| IT1013901B (it) | 1977-03-30 |
| SE7406318L (fr) | 1975-02-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: WESTINGHOUSE ELECTRIC CORP. Effective date: 19840510 |