MX2015014800A - Deteccion de trenes con frecuencia variable. - Google Patents
Deteccion de trenes con frecuencia variable.Info
- Publication number
- MX2015014800A MX2015014800A MX2015014800A MX2015014800A MX2015014800A MX 2015014800 A MX2015014800 A MX 2015014800A MX 2015014800 A MX2015014800 A MX 2015014800A MX 2015014800 A MX2015014800 A MX 2015014800A MX 2015014800 A MX2015014800 A MX 2015014800A
- Authority
- MX
- Mexico
- Prior art keywords
- train
- relation
- measurement frequency
- rail characteristic
- dual frequency
- Prior art date
Links
- 238000001514 detection method Methods 0.000 title 1
- 230000009977 dual effect Effects 0.000 title 1
- 238000005259 measurement Methods 0.000 abstract 3
- 238000000034 method Methods 0.000 abstract 3
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
- B61L1/187—Use of alternating current
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L29/00—Safety means for rail/road crossing traffic
- B61L29/08—Operation of gates; Combined operation of gates and signals
- B61L29/18—Operation by approaching rail vehicle or train
- B61L29/22—Operation by approaching rail vehicle or train electrically
- B61L29/226—Operation by approaching rail vehicle or train electrically using track-circuits, closed or short-circuited by train or using isolated rail-sections
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
Un método y un dispositivo capaz de determinaciones fiables y precisas de predicción de trenes que tengan en cuenta y superen los problemas asociados con las condiciones cambiantes del balasto. El método y el dispositivo detectan la presencia de un tren en un área de aproximación que se basa en una característica de los rieles medida en relación con una primera frecuencia de medición transmitida a lo largo de los rieles. Si existe una condición, tal como una condición del balasto, que pueda afectar a la característica de los rieles, el método y el dispositivo detectan la distancia y la velocidad del tren que se basan en una característica de los rieles medida en relación con una segunda frecuencia de medición transmitida a lo largo de los rieles. De lo contrario, la distancia y la velocidad del tren se determinan en base a la característica de los rieles medida en relación con la primera frecuencia de medición.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/874,059 US8857769B1 (en) | 2013-04-30 | 2013-04-30 | Variable frequency train detection |
PCT/US2014/034080 WO2014179026A2 (en) | 2013-04-30 | 2014-04-15 | Variable frequency train detection |
Publications (1)
Publication Number | Publication Date |
---|---|
MX2015014800A true MX2015014800A (es) | 2016-03-01 |
Family
ID=50733417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2015014800A MX2015014800A (es) | 2013-04-30 | 2014-04-15 | Deteccion de trenes con frecuencia variable. |
Country Status (5)
Country | Link |
---|---|
US (1) | US8857769B1 (es) |
AU (1) | AU2014260322B2 (es) |
CA (1) | CA2910775C (es) |
MX (1) | MX2015014800A (es) |
WO (1) | WO2014179026A2 (es) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8237252B2 (en) * | 2009-07-22 | 2012-08-07 | Stats Chippac, Ltd. | Semiconductor device and method of embedding thermally conductive layer in interconnect structure for heat dissipation |
US9162691B2 (en) * | 2012-04-27 | 2015-10-20 | Transportation Technology Center, Inc. | System and method for detecting broken rail and occupied track from a railway vehicle |
US9248848B2 (en) * | 2013-03-15 | 2016-02-02 | Siemens Industry, Inc. | Wireless and/or wired frequency programmable termination shunts |
MX2019009832A (es) | 2017-02-16 | 2019-10-04 | Siemens Industry Inc | Circuito de via con monitoreo continuo a distancia y proteccion de rieles dañados. |
US11622281B2 (en) * | 2020-02-10 | 2023-04-04 | Qualcomm Incorporated | Radio frequency coexistence mitigations within wireless user equipment handsets |
US20230322283A1 (en) * | 2022-04-07 | 2023-10-12 | Siemens Mobility, Inc. | Grade crossing control system and method for determining track circuit impedance |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3929307A (en) * | 1973-04-09 | 1975-12-30 | Erico Rail Prod Co | Railway signal system with speed determined movement detector |
US4120471A (en) * | 1977-06-21 | 1978-10-17 | General Signal Corporation | Highway crossing system with improved ring sustain feature |
US5029780A (en) | 1990-05-14 | 1991-07-09 | Safetran Systems Corporation | Multi-frequency railroad grade crossing termination shunt assembly |
US5170970A (en) * | 1990-09-21 | 1992-12-15 | Harmon Industries, Inc. | Method and apparatus for improving rail shunts |
US6292112B1 (en) * | 1992-06-25 | 2001-09-18 | 3461513 Canada Inc. | Vehicle presence detection system |
JP3430857B2 (ja) * | 1997-05-15 | 2003-07-28 | 株式会社日立製作所 | 列車在線検知システム及び列車在線検知方法 |
US5868360A (en) * | 1997-06-25 | 1999-02-09 | Primetech Electronics Inc. | Vehicle presence detection system |
US7254467B2 (en) * | 2003-02-13 | 2007-08-07 | General Electric Company | Digital train system for automatically detecting trains approaching a crossing |
DE102004057459A1 (de) * | 2004-11-25 | 2006-06-01 | Siemens Ag | Bahnübergangssicherungssystem |
DE102006024692B4 (de) * | 2006-05-19 | 2008-05-29 | Siemens Ag | Verfahren und Vorrichtung zur Detektion des Belegt- oder Freizustandes eines Gleisabschnittes |
US8028961B2 (en) * | 2006-12-22 | 2011-10-04 | Central Signal, Llc | Vital solid state controller |
US7950608B2 (en) * | 2008-11-04 | 2011-05-31 | Progress Rai Services Corp | System, method and apparatus for railroad gate flasher assembly having a sealed, rodent-proof connection between in-place foundation and utility mast |
US8590844B2 (en) * | 2009-07-17 | 2013-11-26 | Siemens Rail Auotmation Corporation | Track circuit communications |
US8494695B2 (en) * | 2009-09-02 | 2013-07-23 | General Electric Company | Communications system and method for a rail vehicle |
US8500071B2 (en) * | 2009-10-27 | 2013-08-06 | Invensys Rail Corporation | Method and apparatus for bi-directional downstream adjacent crossing signaling |
JP5364603B2 (ja) * | 2010-01-18 | 2013-12-11 | 株式会社日立製作所 | 列車検知装置 |
US8297558B2 (en) * | 2010-03-17 | 2012-10-30 | Safetran Systems Corporation | Crossing predictor with authorized track speed input |
US8515697B2 (en) * | 2010-05-06 | 2013-08-20 | Ansaldo Sts Usa, Inc. | Apparatus and method for vital signal state detection in overlay rail signal monitoring |
EP2576316A2 (en) * | 2010-05-31 | 2013-04-10 | Central Signal, LLC | Train detection |
JP4786001B1 (ja) * | 2010-12-07 | 2011-10-05 | 三菱電機株式会社 | 列車保安装置および列車位置決定方法 |
-
2013
- 2013-04-30 US US13/874,059 patent/US8857769B1/en active Active
-
2014
- 2014-04-15 WO PCT/US2014/034080 patent/WO2014179026A2/en active Application Filing
- 2014-04-15 AU AU2014260322A patent/AU2014260322B2/en active Active
- 2014-04-15 CA CA2910775A patent/CA2910775C/en active Active
- 2014-04-15 MX MX2015014800A patent/MX2015014800A/es unknown
Also Published As
Publication number | Publication date |
---|---|
CA2910775A1 (en) | 2014-11-06 |
WO2014179026A2 (en) | 2014-11-06 |
AU2014260322B2 (en) | 2017-05-25 |
CA2910775C (en) | 2017-05-23 |
WO2014179026A3 (en) | 2015-02-19 |
AU2014260322A1 (en) | 2015-12-17 |
US8857769B1 (en) | 2014-10-14 |
US20140319285A1 (en) | 2014-10-30 |
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