GB2429347B - Electronic circuit arrangement for switching an electrical load in a fail safe manner - Google Patents

Electronic circuit arrangement for switching an electrical load in a fail safe manner

Info

Publication number
GB2429347B
GB2429347B GB0506696A GB0506696A GB2429347B GB 2429347 B GB2429347 B GB 2429347B GB 0506696 A GB0506696 A GB 0506696A GB 0506696 A GB0506696 A GB 0506696A GB 2429347 B GB2429347 B GB 2429347B
Authority
GB
United Kingdom
Prior art keywords
switching
electronic circuit
circuit arrangement
electrical load
fail safe
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
Application number
GB0506696A
Other versions
GB0506696D0 (en
GB2429347A (en
Inventor
David Beaudion
Sylvain Chartier
Lorne O'connor
Eric Valin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Westinghouse Air Brake Technologies Corp
Original Assignee
Westinghouse Air Brake Technologies Corp
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 Westinghouse Air Brake Technologies Corp filed Critical Westinghouse Air Brake Technologies Corp
Priority to GB0506696A priority Critical patent/GB2429347B/en
Publication of GB0506696D0 publication Critical patent/GB0506696D0/en
Publication of GB2429347A publication Critical patent/GB2429347A/en
Application granted granted Critical
Publication of GB2429347B publication Critical patent/GB2429347B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K28/00—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions
    • B60K28/10—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the vehicle 
    • B60K28/12—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the vehicle  responsive to conditions relating to doors or doors locks, e.g. open door
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
    • F16P3/00—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body
    • F16P3/08—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body in connection with the locking of doors, covers, guards, or like members giving access to moving machine parts
    • 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
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0751—Error or fault detection not based on redundancy
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/18—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
    • H01F7/1844—Monitoring or fail-safe circuits
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
    • H03K17/082—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit
    • H03K17/0822—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in field-effect transistor switches
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/18—Modifications for indicating state of switch
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/687—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors
    • H03K17/6871—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors the output circuit comprising more than one controlled field-effect transistor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/687—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors
    • H03K17/689—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors with galvanic isolation between the control circuit and the output circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/78—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
    • H03K17/785—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling field-effect transistor switches
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/007—Fail-safe circuits
    • H03K19/0075—Fail-safe circuits by using two redundant chains
GB0506696A 2005-04-01 2005-04-01 Electronic circuit arrangement for switching an electrical load in a fail safe manner Expired - Fee Related GB2429347B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0506696A GB2429347B (en) 2005-04-01 2005-04-01 Electronic circuit arrangement for switching an electrical load in a fail safe manner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0506696A GB2429347B (en) 2005-04-01 2005-04-01 Electronic circuit arrangement for switching an electrical load in a fail safe manner

Publications (3)

Publication Number Publication Date
GB0506696D0 GB0506696D0 (en) 2005-05-11
GB2429347A GB2429347A (en) 2007-02-21
GB2429347B true GB2429347B (en) 2007-08-08

Family

ID=34586584

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0506696A Expired - Fee Related GB2429347B (en) 2005-04-01 2005-04-01 Electronic circuit arrangement for switching an electrical load in a fail safe manner

Country Status (1)

Country Link
GB (1) GB2429347B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104871432A (en) * 2012-10-22 2015-08-26 大陆泰密克微电子有限责任公司 Method and circuit unit for determining fault states in a half-bridge circuit

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8218281B2 (en) 2009-05-18 2012-07-10 Hamilton Sundstrand Corporation Control circuit for controlling a semiconductor switch system
CN104331341B (en) * 2014-11-24 2018-04-27 中国航空工业集团公司洛阳电光设备研究所 A kind of fault recovery method based on FPGA
CN105489448B (en) * 2016-01-29 2018-01-09 上海维普企业发展有限公司 The control device and its self-checking unit of a kind of A.C. contactor

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0572961A2 (en) * 1992-06-01 1993-12-08 Koyo Seiko Co., Ltd. Electric power steering apparatus
US5526264A (en) * 1991-07-03 1996-06-11 Hella Kg Hueck Co. Anti-lock brake control system
EP1073188A2 (en) * 1999-07-27 2001-01-31 The Nippon Signal Co. Ltd. Power supply unit
US20040160131A1 (en) * 2001-05-22 2004-08-19 Richard Veil Safety switching module and method for testing the switching-off ability of a switching element in a safety switching module

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5526264A (en) * 1991-07-03 1996-06-11 Hella Kg Hueck Co. Anti-lock brake control system
EP0572961A2 (en) * 1992-06-01 1993-12-08 Koyo Seiko Co., Ltd. Electric power steering apparatus
EP1073188A2 (en) * 1999-07-27 2001-01-31 The Nippon Signal Co. Ltd. Power supply unit
US20040160131A1 (en) * 2001-05-22 2004-08-19 Richard Veil Safety switching module and method for testing the switching-off ability of a switching element in a safety switching module

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104871432A (en) * 2012-10-22 2015-08-26 大陆泰密克微电子有限责任公司 Method and circuit unit for determining fault states in a half-bridge circuit

Also Published As

Publication number Publication date
GB0506696D0 (en) 2005-05-11
GB2429347A (en) 2007-02-21

Similar Documents

Publication Publication Date Title
GB0612879D0 (en) Electrical circuit arrangement
EG25426A (en) Modular terminal for molded case circuit breaker and molded case circuit breaker having the same
EG24586A (en) Terminal module assembly for molded case circuit breaker and molded case circuit breaker having the same
EP2201620A4 (en) Electronic device and circuit for providing tactile feedback
TWI367343B (en) Power voltage testing circuit
GB0508689D0 (en) Electrical circuit testing device
EP1875503A4 (en) Structure for stacking an integrated circuit on another integrated circuit
PL1750343T3 (en) Electronic trip device with a power supply circuit comprising voltage step-up means, and circuit breaker comprising such device
EP2259381A4 (en) Holding member, mounting structure having the holding member mounted in electric circuit board, and electronic part having the holding member
FR2907634B1 (en) ELECTRICAL BOX WITH ELECTRONIC CARDS COMPRISING CALODUCKS
DE602007013326D1 (en) Electrical fuse circuit, storage device and electronic component
EP2091153A4 (en) Voltage switching circuit
GB2430555C (en) Electrical connection circuit
ZA200809313B (en) Electrical power supply circuit device for at least one electrical and/or electronic component
GB2429347B (en) Electronic circuit arrangement for switching an electrical load in a fail safe manner
IL197150A0 (en) Modular electrical device, particularly for switches, sockets and other electrical components to be applied to a wall
TWI316176B (en) Power switch circuit
EP1864373A4 (en) Solid state switching circuit
TWI318734B (en) Power voltage detecting circuit
PL2013892T3 (en) Electrical circuit breaker
EP2239818A4 (en) Holding member, mounting structure having the holding member mounted in electric circuit board, and electronic part having the holding member
TWI368745B (en) Circuit for testing surge current
GB0612019D0 (en) Load response circuit
GB2430563B (en) Electrical device with a conductor board and a component
GB0706834D0 (en) Residual current circuit breaker

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20110401