ES459217A1 - Un circuito receptor de via controlado en fase. - Google Patents

Un circuito receptor de via controlado en fase.

Info

Publication number
ES459217A1
ES459217A1 ES459217A ES459217A ES459217A1 ES 459217 A1 ES459217 A1 ES 459217A1 ES 459217 A ES459217 A ES 459217A ES 459217 A ES459217 A ES 459217A ES 459217 A1 ES459217 A1 ES 459217A1
Authority
ES
Spain
Prior art keywords
phase
track circuit
circuit receiver
reference voltage
controlled track
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
Application number
ES459217A
Other languages
English (en)
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES459217A1 publication Critical patent/ES459217A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B61L1/18—Railway track circuits
    • B61L1/181—Details

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)

Abstract

Un circuito receptor de vía controlado en fase, con protección para caso de fallo, que comprende, por lo menos un detector síncrono, al menos un filtro paso-bajo y posteriores conmutadores de umbral, caracterizado porque tiene un control de fase automático (PS) que retiene la tensión de referencia ac necesaria para la detección síncrona en posiciones de fase dadas respecto a la tensión ac recibida, *** Ver imagen
ES459217A 1976-05-28 1977-05-27 Un circuito receptor de via controlado en fase. Expired ES459217A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2623967A DE2623967C3 (de) 1976-05-28 1976-05-28 Phasensynchron gesteuerter Gleisstromkreisempfänger

Publications (1)

Publication Number Publication Date
ES459217A1 true ES459217A1 (es) 1978-03-16

Family

ID=5979243

Family Applications (1)

Application Number Title Priority Date Filing Date
ES459217A Expired ES459217A1 (es) 1976-05-28 1977-05-27 Un circuito receptor de via controlado en fase.

Country Status (5)

Country Link
US (1) US4089495A (es)
CA (1) CA1076241A (es)
DE (1) DE2623967C3 (es)
ES (1) ES459217A1 (es)
YU (2) YU39803B (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4371980A (en) * 1980-06-16 1983-02-01 General Electric Company Self aligning band-pass filtering system
DE3135232C2 (de) * 1981-09-05 1985-06-27 Standard Elektrik Lorenz Ag, 7000 Stuttgart Hysteresefreie Schwellwertschaltung
DE3333298C2 (de) * 1983-09-15 1985-11-28 Standard Elektrik Lorenz Ag, 7000 Stuttgart Gleisstromkreisempfänger mit Phasennachregelung
IT1225716B (it) * 1988-10-26 1990-11-22 Esacontrol Spa Dispositivo per la protezione dei rele' di binario dai disturbi elettrici
DE10320680A1 (de) * 2003-04-30 2004-12-02 Siemens Ag Schaltungsanordnung zur Überwachung des Belegungszustandes einer Weiche oder eines Gleisbereichs
DE102005034640B4 (de) * 2005-07-20 2007-05-03 Siemens Ag Schaltungsanordnung zur Überwachung des Belegungszustandes einer Weiche oder eines Gleisbereichs
DE102005034641B3 (de) * 2005-07-20 2007-03-08 Siemens Ag Schaltungsanordnung zur Überwachung des Belegungszustandes einer Weiche oder eines Gleisbereichs
JP5005289B2 (ja) * 2006-08-10 2012-08-22 株式会社日立製作所 軌道回路
GB2482569B (en) * 2010-12-23 2013-05-08 Control And Display Systems Ltd Railway track circuit monitor
US12459551B2 (en) 2019-10-14 2025-11-04 Athena Industrial Technologies Inc. Broken rail detector
CA3154954C (en) 2019-10-14 2026-03-31 Athena Industrial Technologies Inc. Broken rail detector

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3238459A (en) * 1961-12-14 1966-03-01 Collins Radio Co Unambiguous local phase reference for data detection
US3610920A (en) * 1969-12-04 1971-10-05 Gen Signal Corp Apparatus and method for deriving a uniform time warning
US3714595A (en) * 1971-03-25 1973-01-30 Warwick Electronics Inc Demodulator using a phase locked loop
AT306100B (de) 1971-04-19 1973-03-26 Itt Austria Schaltungsanordnung zur Auswertung einer Gleisspannung zur Gleisfreimeldung in Eisenbahnsicherungsanlagen

Also Published As

Publication number Publication date
DE2623967C3 (de) 1979-09-20
CA1076241A (en) 1980-04-22
YU39803B (en) 1985-04-30
US4089495A (en) 1978-05-16
DE2623967A1 (de) 1977-12-08
DE2623967B2 (de) 1979-02-01
YU131477A (en) 1982-05-31

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19990201