ZA792479B - Railway control signal interlocking systems - Google Patents

Railway control signal interlocking systems

Info

Publication number
ZA792479B
ZA792479B ZA792479A ZA792479A ZA792479B ZA 792479 B ZA792479 B ZA 792479B ZA 792479 A ZA792479 A ZA 792479A ZA 792479 A ZA792479 A ZA 792479A ZA 792479 B ZA792479 B ZA 792479B
Authority
ZA
South Africa
Prior art keywords
control signal
railway control
signal interlocking
interlocking systems
systems
Prior art date
Application number
ZA792479A
Other languages
English (en)
Inventor
D Norton
C Brown
Original Assignee
Signal Co Ltd
Westinghouse Brake & Signal
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 Signal Co Ltd, Westinghouse Brake & Signal filed Critical Signal Co Ltd
Publication of ZA792479B publication Critical patent/ZA792479B/xx

Links

Classifications

    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L19/00—Arrangements for interlocking between points and signals by means of a single interlocking device, e.g. central control
    • B61L19/06—Interlocking devices having electrical operation
    • 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
    • G06F11/18—Error detection or correction of the data by redundancy in hardware using passive fault-masking of the redundant circuits
    • G06F11/183—Error detection or correction of the data by redundancy in hardware using passive fault-masking of the redundant circuits by voting, the voting not being performed by the redundant components
    • G06F11/184—Error detection or correction of the data by redundancy in hardware using passive fault-masking of the redundant circuits by voting, the voting not being performed by the redundant components where the redundant components implement processing functionality
    • 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
    • G06F11/18—Error detection or correction of the data by redundancy in hardware using passive fault-masking of the redundant circuits
    • G06F11/181—Eliminating the failing redundant component

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Safety Devices In Control Systems (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
ZA792479A 1978-06-10 1979-05-22 Railway control signal interlocking systems ZA792479B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7826665A GB2022893B (en) 1978-06-10 1978-06-10 Fault detection

Publications (1)

Publication Number Publication Date
ZA792479B true ZA792479B (en) 1980-06-25

Family

ID=10497924

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA792479A ZA792479B (en) 1978-06-10 1979-05-22 Railway control signal interlocking systems

Country Status (9)

Country Link
US (1) US4270715A (xx)
EP (1) EP0006309A1 (xx)
AU (1) AU523521B2 (xx)
CA (1) CA1138970A (xx)
ES (1) ES481079A1 (xx)
GB (1) GB2022893B (xx)
IT (1) IT7968158A0 (xx)
NZ (1) NZ190590A (xx)
ZA (1) ZA792479B (xx)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4375683A (en) * 1980-11-12 1983-03-01 August Systems Fault tolerant computational system and voter circuit
DE3110390A1 (de) * 1981-03-18 1982-10-07 Gebhard Balluff, Fabrik Feinmechanischer Erzeugnisse, 7303 Neuhausen Pruef- und auswerteschaltung fuer naeherungsschalter in maschinensteuerungen
ZA825823B (en) * 1981-08-20 1983-07-27 Westinghouse Brake & Signal Combining replicated sub-system outputs
IN160140B (xx) * 1981-10-10 1987-06-27 Westinghouse Brake & Signal
US4497059A (en) * 1982-04-28 1985-01-29 The Charles Stark Draper Laboratory, Inc. Multi-channel redundant processing systems
US4665522A (en) * 1985-01-28 1987-05-12 The Charles Stark Draper Laboratory, Inc. Multi-channel redundant processing systems
DE3522418A1 (de) * 1985-06-22 1987-01-02 Standard Elektrik Lorenz Ag Einrichtung zur meldung des belegungszustandes von gleisabschnitten im bereich eines stellwerks
US4873685A (en) * 1988-05-04 1989-10-10 Rockwell International Corporation Self-checking voting logic for fault tolerant computing applications
JPH0792764B2 (ja) * 1988-05-25 1995-10-09 日本電気株式会社 マイクロプロセッサ
JP3063334B2 (ja) * 1991-12-19 2000-07-12 日本電気株式会社 高信頼度化情報処理装置
US5428769A (en) * 1992-03-31 1995-06-27 The Dow Chemical Company Process control interface system having triply redundant remote field units
AT401692B (de) * 1993-02-02 1996-11-25 Vaillant Gmbh Verfahren zur ansteuerung eines verbrauchers
JP3216996B2 (ja) * 1996-07-19 2001-10-09 三菱電機株式会社 二重系電子連動装置
DE59707631D1 (de) * 1996-09-20 2002-08-08 Siemens Schweiz Ag Verfahren und Vorrichtung zur Überwachung eines Gleisabschnittes
SE9702176L (sv) * 1997-06-06 1998-12-07 Ericsson Telefon Ab L M En maskinvarukonstruktion för majoritetsval, samt test och underhåll av majoritetsval
JP3346283B2 (ja) * 1998-06-19 2002-11-18 株式会社日立製作所 多重系処理装置及び多重系処理装置に接続されたコントローラ及び多重系処理システム
US6463337B1 (en) 1999-12-20 2002-10-08 Safetran Systems Corporation Railroad vital signal output module with cryptographic safe drive
JP5355495B2 (ja) * 2010-01-13 2013-11-27 株式会社日立製作所 信号保安システム
CN102799158B (zh) * 2012-08-03 2015-11-18 卡斯柯信号有限公司 一种具有集中控制功能的计算机联锁系统
CN107291014B (zh) * 2017-07-26 2023-03-24 黑龙江瑞兴科技股份有限公司 一种轨道交通用继电器控制电路
JP7023192B2 (ja) * 2018-06-21 2022-02-21 株式会社日立製作所 電子連動装置、電子連動システム、及び異常検出方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3229112A (en) * 1961-12-19 1966-01-11 Ericsson Telefon Ab L M Arrangement for controlling a direct voltage source
US3599179A (en) * 1969-05-28 1971-08-10 Westinghouse Electric Corp Fault detection and isolation in computer input-output devices
DE2114088A1 (de) * 1970-04-06 1971-10-21 Inst Elektro Anlagen Schaltungsanordnung zur Gewaehrleistung der Stoersicherheit bei taktpulsgesteuerten Systemen aus Logik- und Speicherelementen
US3783250A (en) * 1972-02-25 1974-01-01 Nasa Adaptive voting computer system
GB1489921A (en) * 1974-01-25 1977-10-26 Westinghouse Brake & Signal Railway control systems

Also Published As

Publication number Publication date
US4270715A (en) 1981-06-02
GB2022893A (en) 1979-12-19
EP0006309A1 (en) 1980-01-09
ES481079A1 (es) 1980-03-01
GB2022893B (en) 1983-01-12
AU523521B2 (en) 1982-07-29
IT7968158A0 (it) 1979-05-29
CA1138970A (en) 1983-01-04
AU4745779A (en) 1979-12-20
NZ190590A (en) 1983-03-15

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