BR9401872A - Fault-tolerant programmable logic controller and fault-tolerant operation provision method to an electrical load - Google Patents

Fault-tolerant programmable logic controller and fault-tolerant operation provision method to an electrical load

Info

Publication number
BR9401872A
BR9401872A BR9401872A BR9401872A BR9401872A BR 9401872 A BR9401872 A BR 9401872A BR 9401872 A BR9401872 A BR 9401872A BR 9401872 A BR9401872 A BR 9401872A BR 9401872 A BR9401872 A BR 9401872A
Authority
BR
Brazil
Prior art keywords
fault
tolerant
programmable logic
logic controller
electrical load
Prior art date
Application number
BR9401872A
Other languages
Portuguese (pt)
Inventor
Joseph John Cieri
Original Assignee
Ge Fanuc Automation Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ge Fanuc Automation Inc filed Critical Ge Fanuc Automation Inc
Publication of BR9401872A publication Critical patent/BR9401872A/en

Links

Classifications

    • 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
    • G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
    • G05B19/054—Input/output
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/10—Plc systems
    • G05B2219/14—Plc safety
    • G05B2219/14113—Fault tolerant objectives for equipment, controller
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/10—Plc systems
    • G05B2219/14—Plc safety
    • G05B2219/14135—Single plc, load between two I-O to plus and two I-O to ground
    • 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
    • G06F11/2015—Redundant power supplies

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Programmable Controllers (AREA)
  • Safety Devices In Control Systems (AREA)
BR9401872A 1993-05-05 1994-05-04 Fault-tolerant programmable logic controller and fault-tolerant operation provision method to an electrical load BR9401872A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5702493A 1993-05-05 1993-05-05

Publications (1)

Publication Number Publication Date
BR9401872A true BR9401872A (en) 1994-12-27

Family

ID=22008030

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9401872A BR9401872A (en) 1993-05-05 1994-05-04 Fault-tolerant programmable logic controller and fault-tolerant operation provision method to an electrical load

Country Status (5)

Country Link
JP (1) JPH0798601A (en)
BR (1) BR9401872A (en)
CA (1) CA2122384A1 (en)
DE (1) DE4415541A1 (en)
GB (1) GB2277814B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2295032A (en) * 1994-11-14 1996-05-15 Ibm Fault tolerant cooling in a data storage system
SE524639C2 (en) 2002-10-15 2004-09-07 Abb As Error detection in an industrial controller under safety-related control
SE0203819D0 (en) 2002-12-19 2002-12-19 Abb As Method to increase the safety integrity level of a control system
DE10358989A1 (en) * 2003-12-16 2005-08-04 Siemens Ag Redundant control system
DE102004039698B4 (en) * 2004-08-16 2007-04-19 Siemens Ag Peripheral unit for an automation device and redundant control system with such peripheral units
US8260487B2 (en) 2008-01-08 2012-09-04 General Electric Company Methods and systems for vital bus architecture
CN105700354B (en) * 2016-01-31 2018-08-07 南通大学 The intellegent sampling and detecting system of adjustable failure
CN113791601A (en) * 2021-08-13 2021-12-14 南通大学 Design method of controller with fault self-diagnosis isolation capability

Also Published As

Publication number Publication date
GB9408968D0 (en) 1994-06-22
JPH0798601A (en) 1995-04-11
GB2277814A (en) 1994-11-09
GB2277814B (en) 1997-04-30
DE4415541A1 (en) 1994-11-10
CA2122384A1 (en) 1994-11-06

Similar Documents

Publication Publication Date Title
GB9609473D0 (en) Method and circuit for driving power transistors in a half bridge configuration from control suignals referenced to any potential between the line voltage
DE69031251D1 (en) Power control system and method for a computer
FI99156B (en) Electric controller
DE69411292D1 (en) Programmable logic circuit
FI954146A0 (en) Power Factor Control Circuit
DE69400534D1 (en) Connection structure for the electrical connection of the electric motor and motor control unit
DE69408433D1 (en) Electronic control drive
BR9401872A (en) Fault-tolerant programmable logic controller and fault-tolerant operation provision method to an electrical load
ITVI950112A0 (en) METHOD AND UNIT FOR THE SYNCHRONISM CONTROL OF COMPLEX MACHINES IN CASE OF ELECTRICAL POWER FAILURE
DE69430939D1 (en) Intelligent power component
DE69432063D1 (en) bus controller
FI953884A (en) Electrical device touch switch controlled power supply system, manufacturing method and applications
FR2723467B1 (en) SUPERCONDUCTING ELECTRICAL LINK
DE59507892D1 (en) Circuit arrangement and method for operating power controllers connected in parallel
DE59509307D1 (en) Circuit for switching an electrical load on and off
IT1242796B (en) ELECTRIC CONTROL DEVICE OF A LOAD IN REPLACEMENT OF A LOAD THAT HAS FAILED.
DE69516123D1 (en) INDUSTRIAL ROBOT WITH ELECTRICAL WIRING
IL91092A0 (en) Pwm inverter control method and circuit
DE59401089D1 (en) ELECTRICAL CONNECTION BLOCK WITH MODULAR DESIGN
KR960002721U (en) AC load power control circuit
ATA38793A (en) CONTROL DEVICE FOR THE VOLTAGE HISTORY IN THE CONSUMER CIRCUIT OF A POWER CONSUMER
DE69425884D1 (en) Power control interface circuit
DE69719188D1 (en) High voltage control circuit and corresponding voltage control method
KR910009392A (en) Multi-axis control circuit in robot
KR970048468U (en) Power supply for electrical and electronic products

Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law
HKFN Application deemed withdrawn (deleted)
FA7 Application deemed withdrawn (art. 18 parag. 1 of law 5772/71)