CN110205972B - Rail transit deicing snow melt system - Google Patents
Rail transit deicing snow melt system Download PDFInfo
- Publication number
- CN110205972B CN110205972B CN201910486255.6A CN201910486255A CN110205972B CN 110205972 B CN110205972 B CN 110205972B CN 201910486255 A CN201910486255 A CN 201910486255A CN 110205972 B CN110205972 B CN 110205972B
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- module
- power supply
- circuit breaker
- control module
- alternating current
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- 239000005413 snowmelt Substances 0.000 title description 2
- 238000010438 heat treatment Methods 0.000 claims abstract description 56
- 230000008018 melting Effects 0.000 claims abstract description 18
- 238000002844 melting Methods 0.000 claims abstract description 18
- 238000002955 isolation Methods 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H8/00—Removing undesirable matter from the permanent way of railways; Removing undesirable matter from tramway rails
- E01H8/02—Methods or apparatus for removing ice or snow from railway tracks, e.g. using snow-ploughs ; Devices for dislodging snow or ice which are carried or propelled by tramway vehicles ; Moving or removing ballast
- E01H8/08—Methods or apparatus for removing ice or snow from railway tracks, e.g. using snow-ploughs ; Devices for dislodging snow or ice which are carried or propelled by tramway vehicles ; Moving or removing ballast by application of heat, e.g. by means of heated clearing instruments, melting in situ; Clearing devices which melt the dislodged snow; Clearing exclusively by means of rays or streams or gas or stream, or by suction
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B1/00—Details of electric heating devices
- H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
- H05B3/54—Heating elements having the shape of rods or tubes flexible
Abstract
The invention provides a rail transit deicing and snow melting system which comprises an indoor control module and an outdoor heating control module, wherein the indoor control module is connected with the outdoor heating control module; the outdoor heating control module comprises a power input module, a power protection module, a power control module, an electric quantity acquisition module, a heating module, a rail temperature acquisition module and a controller module, wherein the power input module is connected with the power control module through the power protection module, the power protection module is connected with the controller module, the power control module is connected with the rail temperature acquisition module through the heating module, the rail temperature acquisition module is connected with the controller module, the controller module is connected with the power acquisition module, and the power acquisition module is connected with the power control module. The invention not only completes the ice melting work of the third rail, but also can monitor the state of the third rail in real time, remotely control and carry out the ice melting and deicing operation at the first time.
Description
Technical Field
The invention belongs to the technical field of railway disaster prevention and reduction, and particularly relates to a rail transit deicing and snow melting system.
Background
With the rapid development of urban rail transit industry in China, most of urban rail ground traveling sections of various cities such as Beijing, Shanghai, Guangzhou and the like in China adopt a third rail power supply mode, and the urban rail ground traveling section has the advantages of no influence on urban landscapes, convenience in maintenance, low erection cost and the like. In combination with the current third rail power supply field application conditions at home and abroad, in cold regions, due to factors such as snowfall, rainfall and the like in winter, the snow accumulation and icing phenomenon of the third rail in the overground walking section of the urban rail easily occurs, so that the power taking contact is poor when the locomotive runs, and the running is influenced. Moreover, the research on the third rail snow melting and deicing technology in China is relatively lagged at present, and few manufacturers relating to the disaster prevention and reduction technology are provided.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a rail transit deicing and snow melting system, which solves the technical problem that the prior art cannot deice third rail snow melting.
In order to solve the technical problem, the application adopts the following technical scheme:
a rail transit deicing and snow melting system comprises an indoor control module and an outdoor heating control module, wherein the indoor control module is connected with the outdoor heating control module;
the indoor control module comprises a switching power supply, a UPS, an indoor control unit and a first display unit, wherein the switching power supply is connected with the first display unit through the UPS, and the indoor control unit is connected with the first display unit;
the outdoor heating control module comprises a power input module, a power protection module, a power control module, an electric quantity acquisition module, a heating module, a rail temperature acquisition module and a controller module, wherein the power input module is connected with the power control module through the power protection module, the power protection module is connected with the controller module, the power control module is connected with the rail temperature acquisition module through the heating module, the rail temperature acquisition module is connected with the controller module, the controller module is connected with the power acquisition module, and the power acquisition module is connected with the power control module.
Furthermore, the power input module comprises a 380V power supply, the power protection module comprises a three-phase circuit breaker, a two-phase circuit breaker and a 24V switching power supply, the power control module comprises an alternating current contactor and a circuit breaker, the electric quantity acquisition module comprises an alternating current transmitter, an alternating voltage transmitter and a power concentrator, the rail temperature acquisition module comprises a rail temperature transmitter, and the controller module comprises a switching value input collector, a switching value output controller, a master controller, a switch, a touch screen and an RS-485 collector; the 380V power supply is connected with a three-phase circuit breaker, the three-phase circuit breaker comprises a three-phase output, the two-phase circuit breaker is connected with any two-phase output of the three-phase circuit breaker, the two-phase circuit breaker comprises a two-phase output, the 24V switching power supply is connected with one-phase output of the two-phase circuit breaker, the switching value output controller is connected with the other-phase output of the two-phase circuit breaker, the output of the three-phase circuit breaker is connected with an alternating current contactor, the output of the two-phase circuit breaker is connected with the alternating current contactor, and the switching value output controller, the switching value input collector, the switch and the RS-485; the alternating current contactor is connected with the master controller through the RS-485 collector sequentially through the circuit breaker, the alternating current transmitter or the alternating current voltage transmitter; the touch screen is connected with the switch, and the rail temperature transmitter is connected with the master controller through the RS-485 collector; the power hub is connected to a 24v switching power supply.
Furthermore, the outdoor heating control module further comprises 4 alternating current contactors, and the 4 alternating current contactors (4) are respectively connected with the alternating current voltage transmitter and the alternating current transmitter through circuit breakers.
Furthermore, the rail temperature acquisition module comprises a rail temperature sensor and a rain and snow temperature and humidity sensor which are connected with the master controller through an RS-485 collector.
Further, the heating module comprises an isolation transformer and a heating wire, and the heating wire is connected with the master controller through the isolation transformer.
Furthermore, the indoor control module is connected with the outdoor heating control module through wireless communication.
Compared with the prior art, the invention has the beneficial technical effects that:
the invention consists of a control terminal of an operation room, an outdoor control cabinet and heating elements of a heat tracing band, wherein the control terminal of the operation room collects data information and alarm information of the control cabinet of a total station and observes and controls a heating loop through a visual platform; the outdoor control cabinet supplies power to the heating element, controls the circuit to be opened and closed through the I/O node, acquires corresponding information through each sensor, and reports data to the control terminal. The ice melting work of the third rail is finished, and meanwhile, the state of the third rail can be monitored in real time, remote control is carried out, and the ice melting and ice removing operations are carried out at the first time.
Drawings
FIG. 1 is a schematic circuit diagram of an outdoor heating control module according to the present invention;
FIG. 2 is a block diagram of an outdoor heating control module of the present invention;
fig. 3 is a schematic diagram of the system structure of the present invention.
The symbols in the figures are represented as: 1-a three-phase circuit breaker; 2-a two-phase circuit breaker; 3-24 v switching power supply; 4-an ac contactor; 6-alternating current transducer; 7-power hub; 8, a switch; 9-a touch screen; 10-a rail temperature transmitter; 11-switching value input collector; 12-a master controller; 13-a collector; 14-switching value output controller; 15-alternating voltage transmitter.
The details of the present invention are explained in further detail below with reference to the drawings and examples.
Detailed Description
The following embodiments of the present invention are provided, and it should be noted that the present invention is not limited to the following embodiments, and all equivalent changes based on the technical solutions of the present invention are within the protection scope of the present invention.
Example (b):
the embodiment provides a rail transit deicing and snow melting system, which comprises an indoor control module and an outdoor heating control module, wherein the indoor control module is connected with the outdoor heating control module;
the indoor control module comprises a switching power supply, a UPS, an indoor control unit and a first display unit, wherein the switching power supply is connected with the first display unit through the UPS, and the indoor control unit is connected with the first display unit;
in one embodiment, the indoor control module and the outdoor heating control module are connected through wireless communication.
The indoor control module is used for remote monitoring, bidirectional signal transmission is carried out between the indoor control module and the RS-485 bus, heating information can be monitored remotely in real time, and heating can be controlled remotely.
As shown in fig. 2, the outdoor heating control module comprises a power input module, a power protection module, a power control module, an electric quantity acquisition module, a heating module, a rail temperature acquisition module and a controller module, wherein the power input module is connected with the power control module through the power protection module, the power protection module is connected with the controller module, the power control module is connected with the rail temperature acquisition module through the heating module, the rail temperature acquisition module is connected with the controller module, the controller module is connected with the power acquisition module, and the power acquisition module is connected with the power control module.
The power supply enters the power supply control module through the power supply protection module, heating is controlled by the power supply control module, when a heating instruction is reached, current enters the heating module through the power supply control module, real-time current and voltage for heating are sent to the controller through the electric quantity acquisition module, meanwhile, the track temperature is sent to the controller through the track temperature acquisition module during heating, and the controller controls heating according to the field condition.
In a specific embodiment, as shown in fig. 1, a power input module in an outdoor thermal control module includes a 380V power supply, a power protection module includes a three-phase circuit breaker 1, a two-phase circuit breaker 2 and a 24V switching power supply 3, a power control module includes an ac contactor 4 and a circuit breaker 5, an electric quantity collection module includes an ac current transmitter 6, an ac voltage transmitter 15 and a power hub 7, a rail temperature collection module includes a rail temperature transmitter 10, and a controller module includes a switching quantity input collector 11, a switching quantity output controller 14, a master controller 12, a switch 8, a touch screen 9 and an RS-485 collector 13; the 380V power supply is connected with a three-phase circuit breaker 1, the three-phase circuit breaker 1 comprises a three-phase output, a two-phase circuit breaker 2 is connected with any two-phase output of the three-phase circuit breaker 1, the two-phase circuit breaker 2 comprises a two-phase output, a 24V switching power supply 3 is connected with one-phase output of the two-phase circuit breaker 2, a switching value output controller 14 is connected with the other-phase output of the two-phase circuit breaker 2, the output of the three-phase circuit breaker 1 is connected with an alternating current contactor 4, the output of the two-phase circuit breaker 2 is connected with the alternating current contactor 4, and the switching value output controller 14, a switching value input collector 11, a switch 8 and an RS-485 collector 13; the alternating current contactor 4 is connected with the RS-485 collector 13 through a circuit breaker 5, an alternating current transducer 6 or an alternating current voltage transducer 15 in sequence; the touch screen 9 is connected with the switch 8, and the rail temperature transmitter 10 is connected with the RS-485 collector 13; the power supply hub 7 is connected to the 24v switching power supply 3.
In this embodiment, a 380V power input is supplied by a transformer of a railway power supply box, a power protection module comprises an internal space switch of a control cabinet, the power control module comprises a contactor and a relay part, an electric quantity acquisition module mainly comprises an alternating current transmitter and an alternating current voltage transmitter, the heating module mainly comprises a heating element, namely a heat tracing band, a rail temperature acquisition module mainly comprises an ART DAM-3046A rail temperature transmitter, and the controller module comprises a controller internal PLC part, an RS-485 collector, a switching value input collector, a switching value output controller, a touch screen and the like.
According to the invention, 380v electricity output by a three-phase circuit breaker directly enters an alternating current contactor, 220v electricity output by a two-phase circuit breaker electrically controls a contactor coil to suck up the contactor, when the two-phase circuit breaker is connected with the circuit breaker and closed, if a controller carries out a heating instruction, a 24v switching power supply controls a relay on a switching value output controller to suck up to form a passage, and the contactor sucks up to form a passage for 380v electricity to control an external heating element to heat.
Specifically, the outdoor heating control module further includes 4 ac contactors 4, and the 4 ac contactors 4 are respectively connected to the ac voltage transmitter and the ac current transmitter 6 through a circuit breaker.
The rail temperature acquisition module comprises a rail temperature sensor and a rain and snow temperature and humidity sensor, and the rail temperature sensor and the rain and snow temperature and humidity sensor are connected with the master controller 12 through the RS-485 collector 13.
The heating module comprises an isolation transformer and a heating wire, and the heating wire is connected with the master controller 12 through the isolation transformer.
The rail temperature sensor and the rain and snow temperature and humidity sensor transmit detected data to the master controller 12, and the master controller 2 controls whether heating wires in the heating modules are heated or not through the transmitted data.
According to the invention, 380v of main power supply is provided by a railway box transformer substation and enters a third rail snow and ice melting control cabinet, 220v of voltages of A phase, B phase and ground are respectively taken, a 24v switching power supply is used for supplying power to the whole weak point control system, and the total current supplies power to an external heating element through an alternating current contactor, a circuit breaker and an external transformer. The ART DAM-3046A rail temperature transmitter collects the temperature change of the external rail in real time, feeds the temperature change back to the controller through the Rs-485 collector, and realizes automatic heating and stopping according to a set temperature interval. The switching value input collector is mainly responsible for monitoring alarm conditions of each circuit breaker, the switching value output controller is responsible for controlling each relay, and when the controller issues a heating instruction, the switching value output controller controls the relay to be attracted, the alternating current contactor to be attracted, and current reaches the heating element to perform heating. The alternating current transmitter and the alternating voltage transmitter are responsible for collecting each path of heating current and voltage, feeding information back to the controller through the RS-485 collector, and visually displaying the information on a display screen of the control cabinet, so that the requirement of real-time monitoring is met. All the collected information is transmitted to the equipment terminal through the switch, and the equipment terminal can carry out remote control.
Claims (5)
1. A rail transit deicing and snow melting system is used for deicing and melting snow on a third rail and is characterized by comprising an indoor control module and an outdoor heating control module, wherein the indoor control module is connected with the outdoor heating control module;
the indoor control module comprises a switching power supply, a UPS, an indoor control unit and a first display unit, wherein the switching power supply is connected with the first display unit through the UPS, and the indoor control unit is connected with the first display unit;
the outdoor heating control module comprises a power input module, a power protection module, a power control module, an electric quantity acquisition module, a heating module, a rail temperature acquisition module and a controller module, wherein the power input module is connected with the power control module through the power protection module;
the power supply protection device comprises a power supply input module, a power supply protection module, a rail temperature acquisition module and a controller module, wherein the power supply input module comprises a 380V power supply, the power supply protection module comprises a three-phase circuit breaker (1), a two-phase circuit breaker (2) and a 24V switching power supply (3), the power supply control module comprises an alternating current contactor (4) and a circuit breaker (5), the power supply acquisition module comprises an alternating current transmitter (6), an alternating current voltage transmitter (15) and a power concentrator (7), the rail temperature acquisition module comprises a rail temperature transmitter (10), and the controller module comprises a switching value input collector (11), a switching value output controller (14), a master controller (12), a switch (8), a touch screen (9) and; the 380V power supply is connected with a three-phase circuit breaker (1), the three-phase circuit breaker (1) comprises a three-phase output, the two-phase circuit breaker (2) is connected with any two-phase output of the three-phase circuit breaker (1), the two-phase circuit breaker (2) comprises a two-phase output, the 24V switching power supply (3) is connected with one-phase output of the two-phase circuit breaker (2), the switching value output controller (14) is connected with the other-phase output of the two-phase circuit breaker (2), the output of the three-phase circuit breaker (1) is connected with an alternating current contactor (4), the output of the two-phase circuit breaker (2) is connected with the alternating current contactor (4), and the switching value output controller (14), the switching value input collector (11), the switch (8) and the RS-collector (485) are all connected with a master controller (12; the alternating current contactor (4) is connected with the master controller (12) sequentially through the circuit breaker (5), the alternating current transducer (6) or the alternating current voltage transducer (15) and the RS-485 collector (13); the touch screen (9) is connected with the switch (8), and the rail temperature transmitter (10) is connected with the master controller (12) through the RS-485 collector (13); the power supply hub (7) is connected with the 24v switching power supply (3).
2. The rail transit deicing and snow melting system according to claim 1, wherein the number of the alternating current contactors (4) is 4, and the 4 alternating current contactors (4) are respectively connected with the alternating current voltage transmitter and the alternating current transmitter (6) through circuit breakers.
3. The rail transit deicing and snow melting system according to claim 1, wherein the rail temperature acquisition module comprises a rail temperature sensor and a rain and snow temperature and humidity sensor, and the rail temperature sensor and the rain and snow temperature and humidity sensor are both connected with a master controller (12) through an RS-485 collector (13).
4. The rail transit deicing and snow melting system of claim 1, wherein said heating module comprises an isolation transformer and a heater wire, said heater wire being connected to a master controller (12) through the isolation transformer.
5. The rail transit deicing and snow melting system of claim 1, wherein the indoor control module is connected with the outdoor heating control module through wireless communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910486255.6A CN110205972B (en) | 2019-06-05 | 2019-06-05 | Rail transit deicing snow melt system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910486255.6A CN110205972B (en) | 2019-06-05 | 2019-06-05 | Rail transit deicing snow melt system |
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| Publication Number | Publication Date |
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| CN110205972A CN110205972A (en) | 2019-09-06 |
| CN110205972B true CN110205972B (en) | 2021-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910486255.6A Active CN110205972B (en) | 2019-06-05 | 2019-06-05 | Rail transit deicing snow melt system |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110611962A (en) * | 2019-09-19 | 2019-12-24 | 河北深度自动化设备有限公司 | Track anti-freezing system |
| CN111596630A (en) * | 2020-06-03 | 2020-08-28 | 王振宝 | Intelligent turnout snow melting control system based on optical communication and regional control |
| CN112681210B (en) * | 2021-01-15 | 2022-06-24 | 中车青岛四方机车车辆股份有限公司 | Third rail deicing device and method and train |
| CN113652997A (en) * | 2021-08-05 | 2021-11-16 | 中能欣安科技股份有限公司 | Railway track electric heating snow melting and ice melting system |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100496205B1 (en) * | 2004-07-16 | 2005-06-17 | (주)아톰정보통신 | An insulated auto controlled electric heating device for removal of ice and snow from the railroad point and remote central monitoring system thereof |
| CN104074165A (en) * | 2013-03-27 | 2014-10-01 | 陈萌 | System for controlling snow melting at switches |
| CN105034854B (en) * | 2015-07-13 | 2017-06-13 | 中电博瑞技术（北京）有限公司 | Deicing device |
| CN206100477U (en) * | 2016-09-22 | 2017-04-12 | 北京安润通电子技术开发有限公司 | Switch snow melt temperature power safety control module |
| CN106638443A (en) * | 2016-12-30 | 2017-05-10 | 河南辉煌科技股份有限公司 | Intelligent railway turnout snow melting system |
| CN207159918U (en) * | 2017-08-17 | 2018-03-30 | 中铁电化（西安）通号设备有限公司 | A kind of melting snow at railroad switches emergency flight control system based on radio communication |
| CN108824337A (en) * | 2018-07-25 | 2018-11-16 | 成都森川科技股份有限公司 | System is avenged in new type railway track switch ice-melt |
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