CN113501033A - Mountain travel gear-and-rail train track heating system, track traffic system and method - Google Patents
Mountain travel gear-and-rail train track heating system, track traffic system and method Download PDFInfo
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Abstract
The invention relates to a mountain travel gear-and-rail train track heating system, a track traffic system and a method, comprising a track heating device for heating a track; the rail heating detection device is used for detecting the train idling/slipping condition, the rail temperature and the train position; the transmission system is used for transmitting the detection information of the track heating detection device to the control system; the control system is responsible for carrying out comprehensive analysis on the detection information transmitted by the transmission system, determining the track section needing to be heated and sending a heating or heating stopping instruction to the track heating device connected with the track section needing to be heated. This application carries out integrated analysis and calculation through the running position and the state to external environment temperature and train, confirms the track that freezes, then heats this section track, can melt the thin ice that the steam condensation becomes, solves the frozen problem of steam on the mountain region tourism horizontal wheel rack track then, makes the operation that this system train can be normal on the track of the environment of hi-cold, high altitude, big ramp.
Description
Technical Field
The invention relates to the technical field of rail transit, in particular to a mountain tourism gear-and-rail train rail heating system, a rail transit system and a rail transit method.
Background
At present, the mountain rail transit technology is a relatively new field, the rail structure and the using environment of the mountain rail transit technology have particularity, the running section of the train comprises environments with high cold, high altitude and large slopes, and the large-slope rail running in rainy and snowy weather is difficult.
Mountain region tourism horizontal wheel cogged rail application scene belongs to big, the big high cold area of ramp of the difference in temperature round the clock, and the coefficient of friction that can lead to the rail face that freezes of steam reduces, makes the mountain region horizontal wheel cogged rail train appear skidding when pulling and braking, and the braking distance grow so need one kind can solve the frozen scheme of steam in this system's track.
Disclosure of Invention
The application provides a mountain tourism cogwheel rail train track heating system, a track traffic system and a method for solving the technical problems.
The application is realized by the following technical scheme:
the rail heating method of the mountain tourism cogged rail train is characterized in that when the train is detected to idle/slide, the rail section which idles/slides is heated; or when the detected track temperature is lower than the preset temperature, heating the track section lower than the preset temperature.
Optionally, when the mountain tourism horizontal wheel rack rail train enters the starting point of the preset section, or the train detects idling/sliding, the train position and the rail temperature data are sent to the control system in real time in a wired or wireless communication mode, the control system analyzes and calculates the received train data running on the line, carries out comprehensive processing on the rail position data of the train generating idling/sliding, sends a heating control command to the wheel rail needing to be heated, and stops energizing the heating cable after the heating achieves the expected effect, so as to achieve the purpose of saving electric energy.
It is noted that the desired effect may be set as desired, such as the temperature reaching a preset temperature, or the train idling/coasting being resolved, or the train moving away from a preset section end, etc.
The invention provides a mountain travel gear-tooth rail train track heating system capable of implementing the heating method, which comprises the following steps:
the track heating device is used for heating the track;
the rail heating detection device is used for detecting the train idling/slipping condition, the rail temperature and the train position;
the transmission system is used for transmitting the detection information of the track heating detection device to the control system;
and the control system is responsible for comprehensively analyzing the detection information transmitted by the transmission system, determining the track section needing to be heated and sending a heating or heating stopping instruction to the track heating device connected with the track section needing to be heated.
The track heating detection device comprises trackside equipment and vehicle-mounted equipment, wherein the trackside equipment comprises a preset point transponder, a track temperature sensor and a signal cable; the in-vehicle apparatus includes an idling/coasting detection in-vehicle apparatus.
In addition, at present, the rail transit field has no application case which runs in high-cold and high-altitude environments, so that a rail snow removing and deicing device which can be adopted in the mountain rail transit field is not available. Based on the mountain tourism horizontal gear tooth rail train track heating method and the heating system, the application also discloses a mountain tourism gear tooth rail train track traffic system, including:
the track heating device is used for heating the track;
the track heating detection device comprises trackside equipment and vehicle-mounted equipment, wherein the trackside equipment comprises a preset point transponder and a track temperature sensor; the in-vehicle apparatus includes an idling/coasting detection in-vehicle apparatus;
the transmission system is used for transmitting the detection information of the track heating detection device to the station control system;
the station control system is responsible for comprehensively analyzing the detection information transmitted by the transmission system, determining the track section needing to be heated and sending a heating or heating stopping instruction to the track heating device needing to heat the track section;
the track section of the preset section is connected with the track heating device;
the train is provided with the vehicle-mounted equipment.
Compared with the prior art, the method has the following beneficial effects:
1. according to the method, the frozen track is determined by comprehensively analyzing and calculating the external environment temperature and the running position and state of the mountain tourism horizontal wheel and rack train, and then the section of track is heated to melt thin ice formed by water vapor condensation, so that the problem of water vapor freezing on the mountain tourism horizontal wheel and rack track is solved, and the system train can normally run on the track in the environment of high cold, high altitude and large ramp;
2. the method can solve the problems of idle running and sliding of the train running in the wheel track section in the slope environment under the severe environmental climate condition, and ensure the normal running of the horizontal wheel-tooth track train in mountain tourism;
3. the method and the system can lock the icing track of each train, the running position of each train and the ambient temperature through monitoring environmental factors and multiple trains running on the line at the same time and comprehensively judging, and simultaneously perform independent heating control on each train track;
4. the heating can be automatically stopped according to the position of the train which actually runs and the environment temperature of the train, so that the purposes of energy conservation and environmental protection are achieved;
5. the rail transit system has the advantages of simple structure, less trackside equipment, easiness in popularization, small maintenance amount, high intelligent degree and capability of realizing remote monitoring;
6. the utility model provides a track traffic system safe and reliable has solved the skidding/idle running problem of mountain region horizontal wheel cogged rail train on the wheel rail, reduces the resistance of cogged rail, can satisfy the safety of traveling of mountain region horizontal wheel cogged rail train at high altitude, alpine region, can ensure the security of train operation in the wheel rail district on the ramp or the total district of cogwheel teeth rail, reduce the resistance that the train operation brought for cogged rail traction system in the total district of cogwheel teeth rail.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention.
FIG. 1 is a schematic diagram of the control of track heating according to the second embodiment;
FIG. 2 is a schematic diagram of a predetermined segment in the third embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments. It is to be understood that the described embodiments are only a few embodiments of the present invention, and not all embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict. It should be noted that, in the present specification, the embodiments are all described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments may be referred to each other.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
The disclosed mountain region tourism teeth of a cogwheel rail train track heating system of this embodiment includes track heating device, track heating detection device, transmission system and control system.
The track heating device is used for heating the track; the track heating detection device is used for detecting the idling/slipping condition of the train, the track temperature and the train position.
And the transmission system is a wired/wireless communication system and is used for transmitting the detection information of the track heating detection device to the control system.
And the control system is responsible for comprehensively analyzing the detection information transmitted by the transmission system, determining the track section needing to be heated and sending an instruction to the track section needing to be heated.
The track heating detection device comprises trackside equipment and vehicle-mounted equipment, wherein the trackside equipment comprises a preset point transponder, a track temperature sensor and a signal cable; the pre-set point transponder may be selected as a passive transponder.
The in-vehicle apparatus includes an idling/coasting detection in-vehicle apparatus.
A track heating device is additionally arranged in a special track structure section of a mountain tourism gear tooth rail train system, thin ice condensed by water vapor is melted in an electric heating mode, and the problem that a mountain tourism horizontal gear tooth rail train slips and idles on a ramp is solved.
The working principle of the embodiment is as follows: and markers are arranged at the starting point and the end point of the preset section, when the mountain tourism cogged rail train enters the starting point of the preset section, the track heating transmission system is started, and the transmission system transmits track temperature data, the train running idling/slipping condition and the position to the control system in real time.
The control system is used for comprehensively processing the data of the train which runs idle and slips, the track position data of the train which generates idle and slips and the track temperature, determining the track section which needs to be heated, and sending a command for heating control to the track section which needs to be heated so as to reduce the idle and slip; when the heating reaches the expected effect, the heating stopping instruction is sent out, so that the aim of saving electric energy is fulfilled.
The heating system is additionally arranged in a special track structure section of the mountain tourism gear-rack train system, thin ice condensed from water vapor is melted in an electric heating mode, and the problem that a mountain tourism horizontal gear-rack train slips and idles on a ramp can be solved.
Example two
At present, the rail transit field has no application case of running in high-cold and high-altitude environments, so that a rail snow removing and deicing device which can be adopted in the mountain rail transit field is not available. Therefore, the embodiment discloses a mountain tourism cogwheel rail train rail transit system, as shown in fig. 1, the mountain tourism cogwheel rail train rail transit system includes a rail heating device, a rail heating detection device, a transmission system, a station, a train operation dispatching center, a rail heating controller, a train and a preset section of a preset rail.
The track heating device is used for heating the track; the track heating detection device is used for detecting the idling/slipping condition of the train, the track temperature and the train position.
The transmission system may be a wired/wireless communication system for transmitting the detection information of the track heating detection device to the control system.
The track heating detection device comprises trackside equipment and vehicle-mounted equipment, wherein the trackside equipment comprises a preset point transponder, a track temperature sensor and a signal cable; the in-vehicle apparatus includes an idling/coasting detection in-vehicle apparatus.
The station is provided with an electric power supply cabinet and a station control system; the station control system is responsible for carrying out comprehensive analysis on the detection information transmitted by the transmission system, determining the track section needing to be heated and sending an instruction to the track section needing to be heated;
the method comprises the following steps that a preset section is defined as a section which is possibly required to be heated, the preset section is provided with a plurality of track sections, trackside equipment of a track heating detection device is arranged along a circuit of the preset section, a wheel track of the preset section is connected with a track heating device and a track temperature sensor, the track heating device is connected with an electric power supply cabinet of a corresponding station, and the track temperature sensor is connected with a station control system of the corresponding station through a signal cable and used for transmitting track temperature information to the station control system; the train running in the preset section is provided with vehicle-mounted equipment for detecting wheel idle/slip, the passive transponder is wirelessly connected with the train reading equipment, and the vehicle-mounted equipment is wirelessly communicated with a station control system or a train control center.
Track heating device includes track heating rod and the power cable who connects the track heating rod in this embodiment, and the track heating rod is connected with the wheel rail, and power cable passes through station power control switch and is connected with the electric power supply cabinet at station. The station power control switch is connected with the track heating controller, and the track heating controller receives and executes instructions of a station control system and controls the on-off of the station power control switch, so that the power-on and power-off of the power cable are realized.
Particularly, the station control system of each station is connected with the train operation dispatching center, and can transmit track heating state information to the train operation dispatching center in real time.
The control method of the embodiment comprises the following steps: when the mountain tourism cogged rail train enters the starting point of the preset section, the track heating transmission system is started, the transmission system sends the running idle/slip condition of the train, the train position and the track temperature data to the station control system in real time, the station control system and the received temperature data and the train data which runs idle/skid on the line are analyzed and calculated to determine whether the track needs to be heated, if the track needs to be heated, a command for heating control is sent to a track heating controller to which the track section needing to be heated belongs, the track heating controller executes a heating instruction to the track section needing to be heated, the power is supplied to the heating rod beside the track through the power cable so as to achieve the effects of heating and melting snow and ice, ensure the normal running of the train on the ramp, meanwhile, the rail temperature and the train idling/slipping condition are detected in real time through a rail heating detection device;
when the heating effect reaches the expected effect, the command of stopping electrifying the heating cable is sent out, and the aim of saving electric energy is fulfilled. It should be noted that the expected effect here can be set as required, and the expected effect may be any one or more than two of the temperature reaching the preset temperature, the idling/sliding of the train being solved, or the train leaving the end of the preset section.
It should be noted that, in this embodiment, when the train is detected to idle/slide or the track temperature is lower than the preset temperature, it is determined that the corresponding track segment needs to be heated.
Preferably, each station controls nearby track heating to reduce power consumption.
Particularly, each station transmits the temperature change and the heating process information of the track in the jurisdiction range of the station to the train operation dispatching center in real time, and the environmental weather forecast information and the line information acquired by the train operation dispatching center are extracted and called by the heating control system of each station.
The train operation dispatching center monitors all train operation conditions, track heating conditions and track temperature change conditions running on the whole line in real time, and transportation commanders can call the conditions at any time. If meet special environment's bad weather condition, the emergent scheme of train operation center automatic start to guarantee mountain region horizontal wheel cogged rail train system transportation safety, guarantee passenger's safety.
In order to reduce maintenance amount and reduce trackside equipment as much as possible, except that a detection device trackside equipment, a track heating rod, a signal cable and a power cable are arranged beside a track, all control system equipment is arranged at a nearby station, temperature information and control commands of the track are interacted with a station control system through the signal cable, and electric energy used for heating is directly sent to the heating rod on the track through the power cable.
EXAMPLE III
As shown in fig. 2, the predetermined section in this embodiment is defined as a ramp that may freeze during use and thus needs to be heated. A track temperature sensor, a track heating device and a passive transponder are arranged on the track at the slope changing point of the slope. The grade change point is broadly construed herein to include a ramp start point, a ramp end point, and an intermediate grade change point.
Because the wheels of the horizontal wheel-tooth rail train are easy to slip/idle, the running gear of the wheel-tooth rail train is not easy to slip. Thus, no heating is required for the rack on the track, only the wheel track. Based on this, the present embodiment introduces the control method of the heating system in combination with one of the usage environments, which is as follows:
the use environment is as follows: the track of mountain tourism horizontal wheel cogged rail train system comprises wheel rail and cogged rail, and the predetermined district section is the ramp, and ramp starting point to ramp on the circuit finish, and its track structure comprises wheel rail section-teeth of a cogwheel rail section-three kinds of structures of cogwheel rail section in proper order, and mountain region horizontal wheel cogwheel train carries out the conversion on this track and travels, and the wheel rail track of wheel rail section, teeth of a cogwheel rail section is connected with track heating device.
The control method of the embodiment comprises the following steps: when the train runs through the transponder of the grade changing point, the track heating detection device sends the temperature of the track in the supervision range to the station at regular time; all the wheel-rack trains running on the preset section line acquire idle running and sliding data of the train in real time, and send the monitoring data to a station control system of a corresponding station; the station control system operates according to the specific control logic, the track heating controller is started when heating is needed, the track heating controller executes a heating instruction to a track section needing to be heated, and power is supplied to the heating rod beside the track through a power cable, so that the effects of heating and melting snow and ice are achieved, and the normal operation of a train on a ramp is ensured;
when the train passes through the last slope changing point and enters a gentle slope or a flat slope, the control system sends out a command of stopping heating, and the power supply heating is finished, so that the aim of saving energy is fulfilled.
It should be noted that the heating mode is activated when the train is detected to be idling/coasting or the track temperature is lower than a preset temperature.
For example: the number of the horizontal wheel tooth rail trains running in the preset section is 10, the track of the preset section is divided into a track 1 section, a track 2 section and a track 3 section, and the tracks of the track 1 section, the track 2 section and the track 3 section are respectively provided with track side equipment and a track heating device of a track detection device. 7 the train frequently idles or slides in the 2 sections of the track, and the external environment temperature is-8 ℃ and is lower than the preset temperature. At this time, the station control system where the track 2 section is located sends a heating start command to the track heating controller, and the track heating controller executes the command to electrify and heat the cable for heating the track section. When the train passes through the preset section or the idle running and the sliding are reduced and the track temperature is higher than the preset temperature, the station control system sends out a control instruction for stopping heating the track 2 section.
Example four
This embodiment discloses another kind of mountain region tourism teeth rail train track traffic system, this mountain region tourism teeth rail train track traffic system compares with embodiment two, embodiment three-phase, and the main difference lies in: in the embodiment, the train operation dispatching center is responsible for comprehensively analyzing the detection information transmitted by the transmission system and determining the track section needing to be heated. It mainly comprises:
the track heating device is used for heating the track;
the track heating detection device comprises trackside equipment and vehicle-mounted equipment, wherein the trackside equipment comprises a preset point transponder and a track temperature sensor; the in-vehicle apparatus includes an idling/coasting detection in-vehicle apparatus;
the transmission system is used for transmitting the detection information of the track heating detection device to a station control system and a train operation scheduling center;
the rail temperature sensor is connected with the station control system corresponding to the station, and the station control system is connected with the train operation dispatching center;
the track heating device is connected with the track section of the preset section, and the track heating device is connected with the electric power supply cabinet of the corresponding station;
a train equipped with the onboard equipment;
the train operation dispatching center is responsible for comprehensively analyzing the detection information transmitted by the transmission system, determining the track section needing to be heated, sending the data of the track section needing to be heated to the corresponding station control system, and controlling the corresponding track heating device to start heating by the station control system; and when the heating effect reaches the expected effect, the station control system controls the track heating device to stop heating and sends the information to the train operation control center in real time.
The control method of the embodiment comprises the following steps:
all the wheel-tooth-track trains running on the preset section line acquire idle running and sliding data of the train in real time, and transmit the monitoring data, the track temperature and the track position to a train operation dispatching center;
the train operation control center sends a heating instruction to a station control system of the section according to the condition that the environmental temperature of the train operation position is below 0 ℃ or the train idles and slides, and the station control system starts a track heating controller, supplies power to a related track heating rod and collects the heating state; when the power supply to the track heating rod is stopped, the station control system can continue to monitor the state of the trackside equipment.
EXAMPLE five
In this embodiment, all the wheel-rack trains running on the preset section line need to acquire idle running and sliding data of the train in real time, and send the monitoring data to the station control system; the train operation dispatching center collects external environment temperature information, and the train operation dispatching center stores the train data for later use after collecting the train data. The station control system calls the data, and comprehensively analyzes and calculates the data, the position information and the temperature information of the track where the related train idles/slides to obtain the data of the track section needing to be heated, and starts the track heating controller to control the track heating cable of the section to be electrified and heated. When the idling and sliding conditions of the horizontal wheel tooth rail train on the line are relieved, the station heating controller stops supplying power to the heating rail, and the station control system sends heating process information to the train operation dispatching center in real time.
The above embodiments are provided to explain the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above embodiments are merely exemplary embodiments of the present invention and are not intended to limit the scope of the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
1. The method for heating the gear-tooth-rail train track in mountain tourism is characterized by comprising the following steps of:
when the train is detected to idle/slide, heating the rail section which is idle/slide;
or when the detected track temperature is lower than the preset temperature, heating the track section lower than the preset temperature.
2. Mountain region tourism teeth of a cogwheel rail train track heating system, its characterized in that: the method comprises the following steps:
the track heating device is used for heating the track;
the rail heating detection device is used for detecting the train idling/slipping condition, the rail temperature and the train position;
the transmission system is used for transmitting the detection information of the track heating detection device to the control system;
and the control system is responsible for comprehensively analyzing the detection information transmitted by the transmission system, determining the track section needing to be heated and sending a heating or heating stopping instruction to the track heating device connected with the track section needing to be heated.
3. The mountain travel gear-and-rail train track heating system of claim 2, wherein: the track heating detection device comprises trackside equipment and vehicle-mounted equipment, wherein the trackside equipment comprises a preset point transponder, a track temperature sensor and a signal cable;
the in-vehicle apparatus includes an idling/coasting detection in-vehicle apparatus.
4. Mountain region tourism teeth of a cogwheel rail train rail transit system, its characterized in that: the method comprises the following steps:
the track heating device is used for heating the track;
the track heating detection device comprises trackside equipment and vehicle-mounted equipment, wherein the trackside equipment comprises a preset point transponder and a track temperature sensor; the in-vehicle apparatus includes an idling/coasting detection in-vehicle apparatus;
the transmission system is used for transmitting the detection information of the track heating detection device to the station control system;
the station control system is responsible for comprehensively analyzing the detection information transmitted by the transmission system, determining the track section needing to be heated and sending a heating or heating stopping instruction to the track heating device needing to heat the track section;
the track section of the preset section is connected with the track heating device;
the train is provided with the vehicle-mounted equipment, and the pre-set point transponder is wirelessly connected with the train reading equipment.
5. The mountain travel gear-and-rail train rail transit system as claimed in claim 4, wherein: the track heating device comprises a power cable and a track heating rod, the track heating rod is connected with the track of the preset section, and the power cable is connected with the track heating rod and a power supply cabinet of a station.
6. The mountain travel gear-and-rail train rail transit system as claimed in claim 5, wherein: the power cable is connected with a station power control switch, the station power control switch is connected with a track heating controller, and the track heating controller is connected with a station control system.
7. The control method of the mountain travel cog rail train rail transit system according to any one of claims 4-6, characterized by comprising the steps of:
when the train enters the starting point of the preset section, the transmission system sends track temperature data, train operation idling/slipping conditions and train positions to a station control system in real time;
when the train is detected to idle/slide or the temperature of the track is lower than the preset temperature, the station control system sends a heating starting instruction to the track section needing to be heated, the track heating device connected with the track section needing to be heated starts heating, and the heating is stopped when the heating achieves the expected effect.
8. The control method according to claim 7, characterized in that:
each station transmits the temperature change and the heating condition of the track in the jurisdiction range of the station to the train operation dispatching center in real time, and the environmental weather forecast information collected by the train operation dispatching center is used for being extracted and called by the heating control system of each station.
9. Mountain region tourism teeth of a cogwheel rail train rail transit system, its characterized in that: the method comprises the following steps:
the track heating device is used for heating the track;
the track heating detection device comprises trackside equipment and vehicle-mounted equipment, wherein the trackside equipment comprises a preset point transponder and a track temperature sensor; the in-vehicle apparatus includes an idling/coasting detection in-vehicle apparatus;
the transmission system is used for transmitting the detection information of the track heating detection device to a station control system and a train operation scheduling center;
the rail temperature sensor is connected with the station control system corresponding to the station, and the station control system is connected with the train operation dispatching center;
the track heating device is connected with the track section of the preset section, and the track heating device is connected with the electric power supply cabinet of the corresponding station;
a train equipped with the onboard equipment;
the train operation dispatching center is responsible for comprehensively analyzing the detection information transmitted by the transmission system, determining the track section needing to be heated, sending the data of the track section needing to be heated to the corresponding station control system, and controlling the corresponding track heating device to start heating by the station control system; and when the heating effect reaches the expected effect, the station control system controls the track heating device to stop heating and sends the information to the train operation control center in real time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110982768.3A CN113501033A (en) | 2021-08-25 | 2021-08-25 | Mountain travel gear-and-rail train track heating system, track traffic system and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110982768.3A CN113501033A (en) | 2021-08-25 | 2021-08-25 | Mountain travel gear-and-rail train track heating system, track traffic system and method |
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| CN113501033A true CN113501033A (en) | 2021-10-15 |
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Application publication date: 20211015 |