ZA918593B - Automation system - Google Patents
Automation systemInfo
- Publication number
- ZA918593B ZA918593B ZA918593A ZA918593A ZA918593B ZA 918593 B ZA918593 B ZA 918593B ZA 918593 A ZA918593 A ZA 918593A ZA 918593 A ZA918593 A ZA 918593A ZA 918593 B ZA918593 B ZA 918593B
- Authority
- ZA
- South Africa
- Prior art keywords
- automation system
- automation
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
- H01H47/002—Monitoring or fail-safe circuits
- H01H47/004—Monitoring or fail-safe circuits using plural redundant serial connected relay operated contacts in controlled circuit
- H01H47/005—Safety control circuits therefor, e.g. chain of relays mutually monitoring each other
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0428—Safety, monitoring
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B9/00—Safety arrangements
- G05B9/02—Safety arrangements electric
- G05B9/03—Safety arrangements electric with multiple-channel loop, i.e. redundant control systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/0796—Safety measures, i.e. ensuring safe condition in the event of error, e.g. for controlling element
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/16—Error detection or correction of the data by redundancy in hardware
- G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
- G06F11/202—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant
- G06F11/2023—Failover techniques
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/16—Error detection or correction of the data by redundancy in hardware
- G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
- G06F11/202—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant
- G06F11/2035—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant without idle spare hardware
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
- H01H47/02—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay
- H01H47/04—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for holding armature in attracted position, e.g. when initial energising circuit is interrupted; for maintaining armature in attracted position, e.g. with reduced energising current
- H01H47/043—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for holding armature in attracted position, e.g. when initial energising circuit is interrupted; for maintaining armature in attracted position, e.g. with reduced energising current making use of an energy accumulator
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Safety Devices In Control Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP90120803 | 1990-10-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA918593B true ZA918593B (en) | 1992-07-29 |
Family
ID=8204667
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA918593A ZA918593B (en) | 1990-10-30 | 1991-10-29 | Automation system |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE4134396C2 (xx) |
ZA (1) | ZA918593B (xx) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4233108A1 (de) * | 1992-10-02 | 1994-04-07 | Fernsprech Und Signalbau Gmbh | Sicherheitskoppelglied |
DE4401467C2 (de) * | 1993-03-25 | 1996-12-12 | Siemens Ag | Betriebsverfahren für ein redundant aus mindestens zwei Teilsystemen aufgebautes Automatisierungssystem |
FR2703480B1 (fr) * | 1993-03-30 | 1995-06-02 | Merlin Gerin | Interface analogique de sécurité. |
DE4340715C1 (de) * | 1993-11-30 | 1995-03-30 | Dorma Gmbh & Co Kg | Steuerung und Regelung für eine durch einen elektromechanischen Motor angetriebene Tür |
DE4432237A1 (de) * | 1994-06-08 | 1995-12-14 | Orenstein & Koppel Ag | Steuerung für mobile Arbeitsmaschinen |
DE19715098B4 (de) * | 1997-04-11 | 2004-12-23 | Schneider Electric Gmbh | Überwachungsschaltung |
DE19805819B4 (de) * | 1997-05-06 | 2006-11-23 | Ee-Signals Gmbh & Co. Kg | Verfahren zur Überwachung von integrierten Schaltkreisen |
DE19800311A1 (de) | 1998-01-07 | 1999-07-08 | Itt Mfg Enterprises Inc | Elektronische, digitale Einrichtung |
JP2002517850A (ja) | 1998-06-10 | 2002-06-18 | シーメンス アクチエンゲゼルシヤフト | 機械、プラント又は器具の制御装置並びに制御監視方法 |
DE19930994B4 (de) * | 1999-07-05 | 2006-03-02 | Leuze Lumiflex Gmbh + Co. Kg | Schaltungsanordnung zur Überwachung von Relais in Sicherheitsschaltungen mit mindestens 3 Relais |
DE10031956B4 (de) * | 2000-06-30 | 2007-10-11 | Igema Gmbh | Schaltung |
DE10227419A1 (de) | 2002-06-20 | 2004-01-15 | Zf Friedrichshafen Ag | Getriebe mit einem hydrodynamischen Wandler |
CN107399303B (zh) * | 2017-07-11 | 2020-04-24 | 上海蔚来汽车有限公司 | 换电站及其保护*** |
EP3575900B1 (en) * | 2017-12-27 | 2021-03-10 | Shanghai Chenzhu Instrument Co., Ltd. | Intelligent safety relay and circuit applied thereby |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2162093B1 (xx) * | 1971-12-02 | 1977-04-08 | Hitachi Ltd | |
DE3139067C2 (de) * | 1981-10-01 | 1990-10-25 | Bayerische Motoren Werke AG, 8000 München | Elektrische Einrichtung zum Auslösen von Schaltfunktionen in Kraftfahrzeugen |
DE3303791C2 (de) * | 1982-02-11 | 1992-04-16 | ZF-Herion-Systemtechnik GmbH, 7990 Friedrichshafen | Elektronische Steuerung mit Sicherheitseinrichtungen |
DE3225455C2 (de) * | 1982-07-07 | 1986-07-17 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum sicheren Betrieb eines redundanten Steuersystems |
US5182755A (en) * | 1987-06-19 | 1993-01-26 | Diesel Kiki Co., Ltd. | Malfunction checking system for controller |
-
1991
- 1991-10-17 DE DE4134396A patent/DE4134396C2/de not_active Expired - Fee Related
- 1991-10-29 ZA ZA918593A patent/ZA918593B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE4134396A1 (de) | 1992-05-07 |
DE4134396C2 (de) | 1996-08-14 |
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