CN103578319A - Track circuit experimental system simulation insulation section - Google Patents
Track circuit experimental system simulation insulation section Download PDFInfo
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- CN103578319A CN103578319A CN201310542643.4A CN201310542643A CN103578319A CN 103578319 A CN103578319 A CN 103578319A CN 201310542643 A CN201310542643 A CN 201310542643A CN 103578319 A CN103578319 A CN 103578319A
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Abstract
The invention discloses a track circuit experimental system simulation insulation section and relates to a track circuit experiment device. The track circuit experimental system simulation insulation section comprises sand table tracks, a hollow coil, two tuning units and two loading coils. The two tuning units are respectively a first tuning unit and a second tuning unit. The first tuning unit is formed by a first coil and a first capacitor in a series-connecting mode. The second tuning unit is formed by the fact that a second coil and a second capacitor are connected in series and then are connected in parallel with a third capacitor. The first tuning unit is connected with low carrier frequency ends of the two sand table tracks. The second tuning unit is connected with high carrier frequency ends of the two sand table tracks. The distance between the two tuning units is 0.5-1.5m. The two ends of the hollow coil are connected in parallel to the middle portions of the two tuning units respectively. The two loading coils are connected in series to the same sand table track at the two ends of the hollow coil. According to the track circuit experimental system simulation insulation section, an uninsulated track circuit experimental system function can be conveniently achieved on a track sand table model, reliability is high, stability is good, and the track circuit experimental system simulation insulation section is suitable for experimental training teaching and professional training on courses relevant to railway communication signals.
Description
Technical field
The present invention relates to a kind of track circuit experimental provision, particularly a kind of track circuit experimental system analog insulation joint.
Background technology
ZPW-2000 series naked frequency shift modulated track circuit is the important infrastructure of China Express Railway Automatic Control Systems for train operation system and main line wayside signaling automatic control system.Yet as the experimental facilities of scientific research, vocational training and vocational instruction, in electricity business section, training base He Ge railway universities and colleges remain a vacancy.The technological difficulties of ZPW-2000 series naked frequency shift modulated track circuit experimental system exploitation are simulation electrical insulation section parameter study and making, there is no at present the analog insulation joint Application and Development for ZPW-2000 series naked frequency shift modulated track circuit experimental system.And the electrical insulation section of the ZPW-2000 of on-the-spot railway signal system widespread use series naked frequency shift modulated track circuit technology is comprised of tuned cell, hollow coil and 29m rail, this technology has the following disadvantages: the on-the-spot electrical insulation section device structure using is comparatively complicated, volume is larger, be not easy to installment and debugging, components and parts cost is also higher, the principle that does not meet Vocational Practical Teaching " enough, applicable ", is unfavorable for global design and the exploitation of city rail experiment training system.
Summary of the invention
The technical problem to be solved in the present invention is: a kind of track circuit experimental system analog insulation joint of being convenient to realize non-insulated track circuit experimental system function on track sand table model is provided.
The technical scheme solving the problems of the technologies described above is: a kind of track circuit experimental system analog insulation joint, comprise two parallel tracks, an air core coil, two tuned cells, and also include two loading coils; Described track is sand table track G, two described tuned cells are respectively the first tuned cell F1 and second tune unit F 2, the first tuned cell F1 is in series by the first coil L1, the first capacitor C 1, and second tune unit F 2 is formed in parallel with the 3rd capacitor C 3 after connecting by the second coil L2, the second capacitor C 2 again; The first tuned cell F1 is connected between the low carrier frequency end of two sand table track G, and second tune unit F 2 is connected between two sand table track G high carrier frequency ends, distance D=0.5～1.5 m between two tuned cells; Described air core coil SVA two ends are connected in parallel on respectively the centre of two tuned cells; Two described loading coil Lj are serially connected in respectively on the same sand table track G of air core coil SVA both sides.
Further technical scheme of the present invention is: the inductance value of described air core coil SVA is 32 μ H, and the inductance value of loading coil Lj is 62 μ H, and the comprehensive inductance value of sand table track and air core coil is 83 μ H; When the carrier frequency of described sand table track G is f1=1700Hz, f2=2300 Hz, the first coil L1 inductance value of described the first tuned cell F1 is 98.6 μ H, the electric capacity of the first capacitor C 1 is 48.6 μ F, the second coil L2 inductance value of second tune unit F 2 is 181.3 μ H, the electric capacity of the second capacitor C 2 is 50 μ F, and the electric capacity of the 3rd capacitor C 3 is 116.8 μ F.
Further technical scheme of the present invention is: the inductance value of described air core coil SVA is 32 μ H, and the inductance value of loading coil Lj is 62 μ H, and the comprehensive inductance value of sand table track and air core coil is 83 μ H; When the carrier frequency of described sand table track G is f1=2000Hz, f2=2600 Hz, the first coil L1 inductance value of the first tuned cell F1 is 77.2 μ H, the electric capacity of the first capacitor C 1 is 48.6 μ F, the second coil L2 inductance value of second tune unit F 2 is 131.0 μ H, the electric capacity of the second capacitor C 2 is 50 μ F, and the electric capacity of the 3rd capacitor C 3 is 140.5 μ F.
Owing to adopting said structure, the present invention's track circuit experimental system analog insulation joint compared with prior art, has following beneficial effect:
1. be convenient to realize non-insulated track circuit experimental system function on track sand table model:
The present invention includes two parallel sand table tracks, an air core coil, two tuned cells, two loading coils, wherein the distance between two tuned cells is 0.5～1.5 m; This insulation joint uses Miniature component that electrical insulation section equipment is microminiaturized, the component parameters such as choose reasonable inductance, electric capacity hollow coil form simulation electrical insulation section and track sand table model matches, it is convenient to install, can realize the function of electrical insulation section, electric parameter is consistent with on-the-spot real equipment, can carry out practical operation and the experimental system fault handling of principle explanation, parameter measurement to student, can meet the needs of experimental real-training teaching, be convenient to realize non-insulated track circuit experimental system function on track sand table model.
2. the present invention, owing to can realize non-insulated track circuit experimental system function on track sand table model, is conducive to on-the-spot electricity business engineering technical personnel the technical matterss such as the utilization performance of signalling arrangement, maintenance adjustment, fault analysis is carried out to scientific research activity; Be conducive to transportation by railroad and signal maintenance personnel's skills training; For transportation by railroad Major provides train operation simulation experimental situation; Be conducive to improve the technical ability of putting into practice of professorship's railway signaling Major; For carrying out post Technique Authentication, railway signal enterprise provides implementation examination platform.
3. reliability is high, and good stability is applicable to experimental real-training teaching and the vocational training of railway communication signal correction course.
Below, in conjunction with the accompanying drawings and embodiments the technical characterictic of the present invention's track circuit experimental system analog insulation joint is further described.
Accompanying drawing explanation
Fig. 1: the circuit diagram of the present invention's track circuit experimental system analog insulation joint.
Embodiment
Embodiment mono-:
A kind of track circuit experimental system analog insulation joint, comprises two parallel tracks, an air core coil, two tuned cells, two loading coils; Described track is sand table track G, two described tuned cells are respectively the first tuned cell F1 and second tune unit F 2, the first tuned cell F1 is in series by the first coil L1, the first capacitor C 1, and second tune unit F 2 is formed in parallel with the 3rd capacitor C 3 after connecting by the second coil L2, the second capacitor C 2 again; The first tuned cell F1 is connected between the low carrier frequency end of two sand table track G, and second tune unit F 2 is connected between two sand table track G high carrier frequency ends, distance D=1 m between two tuned cells; Described air core coil SVA two ends are connected in parallel on respectively the centre of two tuned cells, and the distance between air core coil SVA to the first tuned cell F1 or second tune unit F 2 is D/2; Two described loading coil Lj are serially connected in respectively on the same sand table track G of air core coil SVA both sides.
The inductance value of described air core coil SVA is 32 μ H, and the inductance value of loading coil Lj is 62 μ H, and the comprehensive inductance value of sand table track and air core coil is 83 μ H; When the carrier frequency of described sand table track G is f1=1700Hz, f2=2300 Hz, the first coil L1 inductance value of described the first tuned cell F1 is 98.6 μ H, the electric capacity of the first capacitor C 1 is 48.6 μ F, the second coil L2 inductance value of second tune unit F 2 is 181.3 μ H, the electric capacity of the second capacitor C 2 is set as 50 μ F, and the electric capacity of the 3rd capacitor C 3 is that 116.8 μ F(are referring to table one); When the carrier frequency of described sand table track G is f1=2000Hz, f2=2600 Hz, the first coil L1 inductance value of the first tuned cell F1 is 77.2 μ H, the electric capacity of the first capacitor C 1 is 48.6 μ F, the second coil L2 inductance value of second tune unit F 2 is 131.0 μ H, the electric capacity of the second capacitor C 2 is set as 50 μ F, and the electric capacity of the 3rd capacitor C 3 is that 140.5 μ F(are referring to table two).
As a kind of conversion of the present embodiment one, the distance D between two described tuned cells can also be got 0.5 m, 0.8 m, 1.2 m, 1.5 m, or the arbitrary numerical value between 0.5～1.5 m.
Table one
Table two
The present invention is through under the adjustment state of experiment table measure analog electrical insulation section, parameter as shown in Table 3:
Table three
| Frequency | The voltage of F1 tuned cell | The voltage of F2 tuned cell | Test effect |
| 1700 Hz | 1.53V | 187.2mV | Better |
| 2300 Hz | 162mV | 1.14V | Better |
Parameter under certain railway station actual measurement ZPW-2000A regulated state of a track circuit is as shown in Table 4:
Table four
| Frequency | The voltage of F1 tuned cell | The voltage of F2 tuned cell |
| 1700 Hz | 1.31V | 162.2mV |
| 2300 Hz | 160.2mV | 1.10V |
By table three, table four, can be found out, test result and physical device data are basically identical, in conjunction with the test of track circuit analog demenstration platform, can realize the function of electrical insulation section.
Claims (3)
1. a track circuit experimental system analog insulation joint, comprises two parallel tracks, an air core coil, two tuned cells, it is characterized in that: also include two loading coils; Described track is sand table track (G), two described tuned cells are respectively the first tuned cell (F1) and second tune unit (F2), the first tuned cell (F1) is in series by the first coil (L1), the first electric capacity (C1), and second tune unit (F2) is formed in parallel with the 3rd electric capacity (C3) after connecting by the second coil (L2), the second electric capacity (C2) again; The first tuned cell (F1) is connected between the low carrier frequency end of two sand table tracks (G), and second tune unit (F2) is connected between two sand table tracks (G) high carrier frequency end, distance D=0.5～1.5 m between two tuned cells; Described air core coil (SVA) two ends are connected in parallel on respectively the centre of two tuned cells; Described two loading coils (Lj) are serially connected in respectively on the same sand table track (G) of air core coil (SVA) both sides.
2. track circuit experimental system analog insulation according to claim 1 saves, it is characterized in that: the inductance value of described air core coil (SVA) is 32 μ H, the inductance value of loading coil (Lj) is 62 μ H, and the comprehensive inductance value of sand table track and air core coil is 83 μ H; When the carrier frequency of described sand table track (G) is f1=1700Hz, f2=2300 Hz, the first coil (L1) inductance value of the first tuned cell (F1) is 98.6 μ H, the electric capacity of the first electric capacity (C1) is 48.6 μ F, the second coil (L2) inductance value of second tune unit (F2) is 181.3 μ H, the electric capacity of the second electric capacity (C2) is 50 μ F, and the electric capacity of the 3rd electric capacity (C3) is 116.8 μ F.
3. track circuit experimental system analog insulation according to claim 1 saves, it is characterized in that: the inductance value of described air core coil (SVA) is 32 μ H, the inductance value of loading coil (Lj) is 62 μ H, and the comprehensive inductance value of sand table track and air core coil is 83 μ H; When the carrier frequency of described sand table track (G) is f1=2000Hz, f2=2600 Hz, the first coil (L1) inductance value of the first tuned cell F1 is 77.2 μ H, the electric capacity of the first electric capacity (C1) is 48.6 μ F, the second coil (L2) inductance value of second tune unit (F2) is 131.0 μ H, the electric capacity of the second electric capacity (C2) is 50 μ F, and the electric capacity of the 3rd electric capacity (C3) is 140.5 μ F.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310542643.4A CN103578319A (en) | 2013-03-22 | 2013-11-05 | Track circuit experimental system simulation insulation section |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320134827 | 2013-03-22 | ||
| CN201320134827.2 | 2013-03-22 | ||
| CN201310542643.4A CN103578319A (en) | 2013-03-22 | 2013-11-05 | Track circuit experimental system simulation insulation section |
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| CN103578319A true CN103578319A (en) | 2014-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320694172.4U Expired - Fee Related CN203588501U (en) | 2013-03-22 | 2013-11-05 | Simulated insulation joint of track circuit experimental system |
| CN201310542643.4A Pending CN103578319A (en) | 2013-03-22 | 2013-11-05 | Track circuit experimental system simulation insulation section |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104504955A (en) * | 2014-12-12 | 2015-04-08 | 柳州铁道职业技术学院 | Railway speed-up turnout simulation switch machine |
| CN107424467A (en) * | 2017-09-06 | 2017-12-01 | 南京信息职业技术学院 | A kind of Urban Rail Transit Signal TT＆C system experiment device for teaching |
| CN107985129A (en) * | 2017-10-19 | 2018-05-04 | 北京全路通信信号研究设计院集团有限公司 | Insulation joint |
| CN107985130A (en) * | 2017-10-19 | 2018-05-04 | 北京全路通信信号研究设计院集团有限公司 | Insulation joint |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203588501U (en) * | 2013-03-22 | 2014-05-07 | 柳州铁道职业技术学院 | Simulated insulation joint of track circuit experimental system |
| CN107985131B (en) * | 2017-10-19 | 2020-01-10 | 北京全路通信信号研究设计院集团有限公司 | Insulating joint |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2609811Y (en) * | 2002-05-24 | 2004-04-07 | 北京全路通信信号研究设计院 | Mechanical insulation joint track circuit device |
| CN101973287A (en) * | 2010-09-30 | 2011-02-16 | 北京全路通信信号研究设计院 | Non-insulation track circuit |
| CN102310870A (en) * | 2011-05-16 | 2012-01-11 | 铁道部运输局 | ZPW-2000A track circuit system |
| CN203588501U (en) * | 2013-03-22 | 2014-05-07 | 柳州铁道职业技术学院 | Simulated insulation joint of track circuit experimental system |
-
2013
- 2013-11-05 CN CN201320694172.4U patent/CN203588501U/en not_active Expired - Fee Related
- 2013-11-05 CN CN201310542643.4A patent/CN103578319A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2609811Y (en) * | 2002-05-24 | 2004-04-07 | 北京全路通信信号研究设计院 | Mechanical insulation joint track circuit device |
| CN101973287A (en) * | 2010-09-30 | 2011-02-16 | 北京全路通信信号研究设计院 | Non-insulation track circuit |
| CN102310870A (en) * | 2011-05-16 | 2012-01-11 | 铁道部运输局 | ZPW-2000A track circuit system |
| CN203588501U (en) * | 2013-03-22 | 2014-05-07 | 柳州铁道职业技术学院 | Simulated insulation joint of track circuit experimental system |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104504955A (en) * | 2014-12-12 | 2015-04-08 | 柳州铁道职业技术学院 | Railway speed-up turnout simulation switch machine |
| CN104504955B (en) * | 2014-12-12 | 2017-01-25 | 柳州铁道职业技术学院 | Railway speed-up turnout simulation switch machine |
| CN107424467A (en) * | 2017-09-06 | 2017-12-01 | 南京信息职业技术学院 | A kind of Urban Rail Transit Signal TT＆C system experiment device for teaching |
| CN107985129A (en) * | 2017-10-19 | 2018-05-04 | 北京全路通信信号研究设计院集团有限公司 | Insulation joint |
| CN107985130A (en) * | 2017-10-19 | 2018-05-04 | 北京全路通信信号研究设计院集团有限公司 | Insulation joint |
| CN107985129B (en) * | 2017-10-19 | 2020-01-10 | 北京全路通信信号研究设计院集团有限公司 | Insulating joint |
| CN107985130B (en) * | 2017-10-19 | 2020-01-10 | 北京全路通信信号研究设计院集团有限公司 | Insulating joint |
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| CN203588501U (en) | 2014-05-07 |
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Application publication date: 20140212 |