CN203134171U - Electrification high-speed railway dynamic model - Google Patents

Electrification high-speed railway dynamic model Download PDF

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Publication number
CN203134171U
CN203134171U CN 201320143350 CN201320143350U CN203134171U CN 203134171 U CN203134171 U CN 203134171U CN 201320143350 CN201320143350 CN 201320143350 CN 201320143350 U CN201320143350 U CN 201320143350U CN 203134171 U CN203134171 U CN 203134171U
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China
Prior art keywords
vehicle
microprocessor
direct
links
speed railway
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Withdrawn - After Issue
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CN 201320143350
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Chinese (zh)
Inventor
何正友
李勇
杨之青
马俊鹏
赵云
耿超
王圆宾
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Southwest Jiaotong University
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Southwest Jiaotong University
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Abstract

An electrification high-speed railway dynamic model comprises an electric locomotive on an annular track, and a pantograph on the electric locomotive is connected with overhead contact line equipment on a pillar; outputs of an AT traction transformer and a direct-supply traction transformer are connected with the overhead contact line equipment through a programmed switch; an electric locomotive housing is internally provided with a pulse rectifier, a direct-direct converter and a direct current motor which are connected in sequence, and the pulse rectifier is connected with the pantograph; the direct current is connected with an axletree; the pulse rectifier, the direct-direct converter and the direct current motor are all connected with a vehicle-mounted microprocessor; and a ground microprocessor and a vehicle-mounted microprocessor carry out wireless communication with a wireless communication device of a computer through a ground wireless communication device and a vehicle-mounted wireless communication device respectively. The electrification high-speed railway dynamic model can dynamically simulate and display operation processes, states and mutual relation among modules of the locomotive, the overhead contact line equipment, the traction substation and the like in a high-speed railway, and is used for training high-speed railway employees with excellent training effects.

Description

The electrified high-speed railway dynamic model
Technical field
The utility model relates to a kind of electrified high-speed railway dynamic model for training, demonstration usefulness.
Background technology
The development of railway keeps the swift and violent impetus, and the rapid expansion of electrified high-speed railway proportion is to the practitioner, and especially technician's requirement will be more and more higher also.With regard to present situation, many railroaders and field maintemance personnel retain old idea in construction and operative technique, to the understanding deficiency of novel electric railway and electric power system, need give training the high-speed railway practitioner.Operational process and the state that when training, can represent each module of high-speed railway by the demonstration of realistic model more intuitively, the enhancement training effect.But existing realistic model is the static model of each module normally, as single locomotive static model, can not dynamically reflect the dynamic mutual relationship of motion state that locomotive orbits and locomotive and contact net, power transformation system.Also having a class emulation is to pass through operating software on computers, calculating demonstrates the load-carrying of voltage, electric current and the locomotive of the mutual relationship of the partial parameters in the train operation such as contact net, the relation of travelling speed, but this emulation shows that in the mode of numeral or tabulation its reflection to whole railway operation state is neither intuitively not comprehensive yet.
The utility model content
The purpose of this utility model provides a kind of electrified high-speed railway dynamic model, this model can be comprehensively, operational process and state and the mutual relationship of module such as locomotive, contact net and traction substation in the dynamic similation high-speed railway intuitively, thereby demonstrate operational process, state and the principle of whole high-speed railway intuitively; Be used for training high-speed railway practitioner, its result of training is good.
The utility model realizes that the technical scheme that its purpose adopts is, a kind of electrified high-speed railway dynamic model, and its composition is:
Electric locomotive on the track of annular, the pantograph in the electric locomotive links to each other with contact net, and catenary erection is on pillar; The AT tractive transformer of 380V/55V links to each other with contact net by programmed switch with the output of 380V/27.5V direct-furnish tractive transformer; Programmed switch links to each other with the ground microprocessor;
Be provided with the pulsed rectifier, DC/DC converter, the direct current generator that link to each other successively in the electric locomotive railway carriage, the input end of pulsed rectifier links to each other with pantograph; Gear on the direct current arbor and the engagement of the gear on the axletree; Pulsed rectifier, DC/DC converter, direct current generator also all link to each other with vehicle-mounted microprocessor;
Ground microprocessor, vehicle-mounted microprocessor link to each other with the in-vehicle wireless communication device with the terrestrial wireless communication device respectively; Terrestrial wireless communication device, in-vehicle wireless communication device all carry out radio communication with the wireless communicator of computing machine.
The course of work of the present utility model and principle are:
Computing machine according to selected AT power supply or direct feeding system by its wireless communicator, terrestrial wireless communication device earthward microprocessor assign the switch selection instruction, the ground microprocessor makes the output of AT tractive transformer or direct-furnish tractive transformer be communicated with contact net according to this instruction control programmed switch, the pantograph of locomotive is obtained electric energy from contact net, and power the rotation of direct current generator rotating drive wheel to direct current generator by pulsed rectifier, DC/DC converter; Electric locomotive namely moves at circular orbit, thus the running status of simulation electric locomotive; Computing machine is assigned the speed regulating command by its wireless communicator, in-vehicle wireless communication device to vehicle-mounted microprocessor in the operational process, thereby vehicle-mounted microprocessor is realized the adjusting control to the electric locomotive travelling speed according to the rotating speed of the output voltage control direct current generator of this speed regulating command control DC/DC converter.
Compared with prior art, the beneficial effects of the utility model are:
One, the motor in the utility model dynamic model changes the little small voltage direct current generator of volume into by the alternating current generator of the big voltage of reality, transformer also changes 380V/27.5V into by the 110kV/27.5kV of reality, thereby modules such as electric locomotive, contact net, transformer namely are to the dwindling of real electric locomotive, contact net, traction substation equal proportion in kind, and have guaranteed that again its principle of work, process are similar to the height of the actual railway system; Can be with the physical form of dwindling, indoor comprehensively, operational process and state and the mutual relationship of module such as locomotive, contact net and traction substation in the dynamic similation high-speed railway intuitively, thereby demonstrate operational process, state and the principle of whole high-speed railway intuitively; Be used for training high-speed railway practitioner, its result of training is good.
Two, dynamic model of the present utility model is by the control to programmed switch, both can simulate and the operational process of demonstrating high-speed railway under the AT power supply mode and state and mutual relationship, can simulate again and the operational process of demonstrating high-speed railway under the direct feeding system and state and mutual relationship.
Three, with physical form comprehensively, intuitively in the dynamic similation high-speed railway in the operational process and state and mutual relationship of modules such as locomotive, contact net and traction substation, computing machine is also gathered the parameters such as voltage, electric current of speed, pulsed rectifier, DC/DC converter, the direct current generator of electric locomotive through vehicle-mounted microprocessor by wireless mode; Gather contact net by wireless mode through the ground microprocessor; Parameters such as the voltage of AT tractive transformer/direct-furnish tractive transformer, electric current, and these parameters are carried out analyzing and processing, result is presented on the computer screen; Thereby the relation between more convenient start-up's impression and experience theoretical analysis result and railway running status directly perceived.
Four, whole simulation process realizes control automatically by computing machine, ground microprocessor, vehicle-mounted microprocessor by communication, and the automaticity height is simple, convenient.
The input end of above-mentioned pulsed rectifier links to each other with pantograph by protective relaying device; Protective relaying device also links to each other with vehicle-mounted microprocessor.
Like this, when overcurrent, overvoltage appear in pulsed rectifier, the protective relaying device auto-action, pulsed rectifier and follow-up DC/DC converter, direct current generator cut off the power supply automatically, have avoided the damage of corresponding device, have improved reliability and the serviceable life of whole model.
Above-mentioned AT tractive transformer and the input end of direct-furnish tractive transformer are serially connected with protective relaying device, and described protective relaying device also links to each other with the ground microprocessor.
Like this; when overcurrent, overvoltage appear in AT tractive transformer or direct-furnish tractive transformer; the protective relaying device auto-action; AT tractive transformer or direct-furnish tractive transformer and all follow-up electricity consumption devices cut off the power supply automatically; avoid components from being damaged, improved reliability and the serviceable life of whole model.
On the above-mentioned direct current generator speed pickup is installed, the output terminal of speed pickup links to each other with vehicle-mounted microprocessor.
Like this, speed pickup is measured dc motor speed (travelling speed of locomotive), by vehicle-mounted microprocessor the travelling speed of locomotive is carried out FEEDBACK CONTROL, makes the travelling speed of demonstration locomotive more accurate.
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Description of drawings
Fig. 1 is the perspective view of the dynamic model of the utility model embodiment.
Fig. 2 is the circuit theory synoptic diagram of the dynamic model of the utility model embodiment.
Specific implementation method
Embodiment
Fig. 1, Fig. 2 illustrate, a kind of embodiment of the present utility model is, a kind of electrified high-speed railway dynamic model, and its composition is: the electric locomotive 200 on the track 100 of annular, pantograph 209 in the electric locomotive 200 links to each other with contact net 101, and contact net 101 is erected on the pillar 102; The output of the AT tractive transformer 103 of 380V/55V and 380V/27.5V direct-furnish tractive transformer 104 links to each other with contact net 101 by programmed switch 105; Programmed switch 105 links to each other with ground microprocessor 106;
Be provided with the pulsed rectifier 201, DC/DC converter 202, the direct current generator 203 that link to each other successively in electric locomotive 200 railway carriages, the input end of pulsed rectifier 201 links to each other with pantograph 209; Gear on 203 in the direct current generator and the engagement of the gear on the axletree; Pulsed rectifier 201, DC/DC converter 202, direct current generator 203 also all link to each other with vehicle-mounted microprocessor 206;
Ground microprocessor 106, vehicle-mounted microprocessor 206 link to each other with in-vehicle wireless communication device 207 with terrestrial wireless communication device 107 respectively; Terrestrial wireless communication device 107, in-vehicle wireless communication device 207 all carry out radio communication with the wireless communicator of computing machine 109.
The input end of this routine pulsed rectifier 201 links to each other with pantograph 209 by vehicle-mounted protective relaying device 208; Vehicle-mounted protective relaying device 208 also links to each other with vehicle-mounted microprocessor 206.
The AT tractive transformer 103 that this is routine and the input end of direct-furnish tractive transformer 104 are serially connected with ground protective relaying device 108, and described ground protective relaying device 108 also links to each other with ground microprocessor 106.
On this routine direct current generator 203 speed pickup 204 is installed, the output terminal of speed pickup 204 links to each other with vehicle-mounted microprocessor 206.
Use this routine electrified high-speed railway dynamic model to process and the principle that electrified high-speed railway carries out dynamic simulation and demonstration to be:
Computing machine 109 according to selected AT power supply or direct feeding system by its wireless communicator, terrestrial wireless communication device 107 earthward microprocessor 106 assign the switch selection instruction, ground microprocessor 106 makes the output of AT tractive transformer 103 or direct-furnish tractive transformer 104 be communicated with contact net 101 according to this instruction control programmed switch, the pantograph 209 of electric locomotive 200 is obtained electric energy from contact net 101, and pass through pulsed rectifier 201, DC/DC converter 202 to direct current generator 203 power supplies, the rotation of direct current generator 203 rotating drive wheels; Electric locomotive 200 namely moves at the track 100 of annular, thus the running status of simulation electric locomotive 200; Computing machine 109 is assigned the speed regulating command by its wireless communicator, in-vehicle wireless communication device 207 to vehicle-mounted microprocessor 206 in the operational process, thereby vehicle-mounted microprocessor 206 is realized the adjusting control to electric locomotive 203 travelling speed according to the rotating speed of the output voltage control direct current generator 203 of this speed regulating command control DC/DC converter 202.

Claims (4)

1. electrified high-speed railway dynamic model, its composition is:
Electric locomotive (200) on the track (100) of annular, the input end of the pantograph (209) in the electric locomotive (200) links to each other with contact net (101), and contact net (101) is erected on the pillar (102); The AT tractive transformer (103) of 380V/55V links to each other with contact net (101) by programmed switch (105) with the output of 380V/27.5V direct-furnish tractive transformer (104); Programmed switch (105) links to each other with ground microprocessor (106);
Be provided with the pulsed rectifier (201), DC/DC converter (202), the direct current generator (203) that link to each other successively in electric locomotive (200) railway carriage, the input end of pulsed rectifier (201) links to each other with the output terminal of pantograph (209); Gear on direct current generator (203) axle and the engagement of the gear on the axletree; Pulsed rectifier (201), DC/DC converter (202), direct current generator (203) also all link to each other with vehicle-mounted microprocessor (206);
Ground microprocessor (106), vehicle-mounted microprocessor (206) link to each other with in-vehicle wireless communication device (207) with terrestrial wireless communication device (107) respectively; Terrestrial wireless communication device (107), in-vehicle wireless communication device (207) all carry out radio communication with the wireless communicator of computing machine (109).
2. a kind of electrified high-speed railway dynamic model according to claim 1, it is characterized in that: the input end of described pulsed rectifier (201) links to each other with pantograph (209) by vehicle-mounted protective relaying device (208); Vehicle-mounted protective relaying device (208) also links to each other with vehicle-mounted microprocessor (206).
3. a kind of electrified high-speed railway dynamic model according to claim 1; it is characterized in that: the input end of described AT tractive transformer (103) and direct-furnish tractive transformer (104) is serially connected with ground protective relaying device (108), and described ground protective relaying device (108) also links to each other with ground microprocessor (106).
4. a kind of electrified high-speed railway dynamic model according to claim 1, it is characterized in that: speed pickup (204) is installed on the described direct current generator (203), and the output terminal of speed pickup (204) links to each other with vehicle-mounted microprocessor (206).
CN 201320143350 2013-03-27 2013-03-27 Electrification high-speed railway dynamic model Withdrawn - After Issue CN203134171U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN 201320143350 CN203134171U (en) 2013-03-27 2013-03-27 Electrification high-speed railway dynamic model

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103226903A (en) * 2013-03-27 2013-07-31 西南交通大学 Dynamic simulation model of electrified high speed railway and simulation method thereof
CN110827625A (en) * 2019-10-14 2020-02-21 同济大学 Intelligent rail vehicle teaching platform with adjustable gauge
CN111311993A (en) * 2020-02-18 2020-06-19 中南大学 Train electric traction transmission four-quadrant rectifier virtual teaching system and method
CN112980515A (en) * 2021-03-12 2021-06-18 衡水市高新区鸿发机械设备科技中心 Building rubbish gasification environmental protection treatment facility

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103226903A (en) * 2013-03-27 2013-07-31 西南交通大学 Dynamic simulation model of electrified high speed railway and simulation method thereof
CN110827625A (en) * 2019-10-14 2020-02-21 同济大学 Intelligent rail vehicle teaching platform with adjustable gauge
CN111311993A (en) * 2020-02-18 2020-06-19 中南大学 Train electric traction transmission four-quadrant rectifier virtual teaching system and method
CN112980515A (en) * 2021-03-12 2021-06-18 衡水市高新区鸿发机械设备科技中心 Building rubbish gasification environmental protection treatment facility

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AV01 Patent right actively abandoned

Granted publication date: 20130814

Effective date of abandoning: 20141210

RGAV Abandon patent right to avoid regrant