CN110901704B - Train speed adjusting method and device and train operation control encoder - Google Patents
Train speed adjusting method and device and train operation control encoder Download PDFInfo
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Abstract
The embodiment of the invention provides a train speed adjusting method, a train speed adjusting device and a train operation control encoder, wherein the method comprises the following steps: determining the type of a running mode of the train, and determining adjustment coding information according to the type of the running mode; and determining a PWM control signal according to the regulating coding information, wherein the PWM control signal is used for being sent to the train control console so that the train control console controls the train traction/braking system according to the PWM control signal. According to the train speed adjusting method, the train speed adjusting device and the train operation control encoder, the adjusting coding information is determined according to the operation mode type, the PWM control signal is determined according to the adjusting coding information and is used for being sent to the train control console, so that the train control console controls a train traction/braking system according to the PWM control signal, the control signal can be determined by adopting different coding information in different operation modes, and the aim of conveniently controlling the train speed when the different operation modes are alternately used is fulfilled.
Description
Technical Field
The invention relates to the technical field of train control, in particular to a train speed adjusting method and device and a train operation control encoder.
Background
In railway transportation, various operation modes can be adopted to operate trains, such as an MC manual mode, an ATO automatic mode and the like. Under different operation modes, when different conditions are met, the generation, transmission and analysis of control signals are different on the speed control of the train. Therefore, at present, the speed control cannot be conveniently controlled when different operation modes are used alternately.
Disclosure of Invention
Aiming at the problems in the prior art, the embodiment of the invention provides a train speed adjusting method and device and a train operation control encoder.
In a first aspect, an embodiment of the present invention provides a train speed adjusting method, including:
determining the type of a running mode of a train, and determining adjustment coding information according to the type of the running mode, wherein the adjustment coding information is coding information converted according to a current signal of an angle sensor on the train;
and determining a PWM control signal according to the regulating coding information, wherein the PWM control signal is used for being sent to a train control console so that the train control console controls a train traction/braking system according to the PWM control signal.
Further, the determining the operation mode type of the train and determining the adjustment coding information according to the operation mode type includes:
acquiring an input operation enabling signal, and determining an operation mode type according to the operation enabling signal;
and determining a coding rule according to the operation mode type, and converting the current signal of the angle sensor on the train according to the coding rule to obtain the regulation coding information.
Further, the determining the PWM control signal according to the adjustment coding information includes: and calling a corresponding control strategy according to the adjusting coding information, and analyzing the adjusting coding information according to the control strategy to obtain a PWM control signal.
Further, the operation modes include an MC mode and an ATO mode.
In a second aspect, an embodiment of the present invention provides a train speed adjusting device, including:
the determining module is used for determining the type of a running mode of the train and determining adjusting coded information according to the type of the running mode, wherein the adjusting coded information is coded information converted according to a current signal of an angle sensor on the train;
and the adjusting module is used for determining a PWM control signal according to the adjusting coding information, and the PWM control signal is used for sending to the train control console so that the train control console controls the train traction/braking system according to the PWM control signal.
Further, the determining module is specifically configured to: acquiring an input operation enabling signal, and determining an operation mode type according to the operation enabling signal; and determining a coding rule according to the operation mode type, and converting the current signal of the angle sensor on the train according to the coding rule to obtain the regulation coding information.
Further, the adjusting module is specifically configured to: and calling a corresponding control strategy according to the adjusting coding information, and analyzing the adjusting coding information according to the control strategy to obtain a PWM control signal.
In a third aspect, an embodiment of the present invention provides a train operation control encoder, including a processor, an operation enable signal input module, and a sampling conversion module, where:
the operation enable signal input module is used for receiving an input operation enable signal and sending the input operation enable signal to the processor;
the processor is used for determining the type of an operation mode according to the operation enable signal, determining a coding rule according to the type of the operation mode and sending the coding rule to the sampling conversion module;
the sampling conversion module is used for converting the current signal of the angle sensor on the train according to the coding rule to obtain the regulation coding information;
and the processor is also used for calling a corresponding control strategy according to the adjusting coding information, analyzing the adjusting coding information according to the control strategy and obtaining a PWM control signal.
In a fourth aspect, an embodiment of the present invention is an electronic device, which includes a memory, a processor, and a computer program stored in the memory and running on the processor, wherein the processor implements the steps of the train speed adjusting method when executing the program.
In a fifth aspect, embodiments of the present invention provide a non-transitory computer-readable storage medium, on which a computer program is stored, the computer program, when executed by a processor, implementing the steps of the train speed adjusting method as described above.
According to the train speed adjusting method, the train speed adjusting device and the train operation control encoder, the adjusting coding information is determined according to the operation mode type, the PWM control signal is determined according to the adjusting coding information and is used for being sent to the train control console, so that the train control console controls a train traction/braking system according to the PWM control signal, the control signal can be determined by adopting different coding information in different operation modes, and the aim of conveniently controlling the train speed when the different operation modes are alternately used is fulfilled.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a flow chart of an embodiment of a train speed adjusting method of the present invention;
FIG. 2 is a flow chart of another embodiment of a method for regulating the speed of a train in accordance with the present invention;
FIG. 3 is a flow chart of yet another embodiment of a train speed adjustment method of the present invention;
FIG. 4 is a flow chart illustrating a method for regulating the speed of a train in accordance with yet another embodiment of the present invention;
FIG. 5 is a schematic diagram of an embodiment of a train speed adjusting device according to the present invention;
FIG. 6 is a schematic structural diagram of an embodiment of a train operation control encoder according to the present invention;
FIG. 7 is a block diagram of an embodiment of an electronic device according to the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments 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 of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In railway transportation, various operation modes can be adopted to operate trains, such as an MC manual mode, an ATO automatic mode and the like. Under different operation modes, when different conditions are met, the generation, transmission and analysis of control signals are different on the speed control of the train. Therefore, at present, the speed control cannot be conveniently controlled when different operation modes are used alternately.
To this end, fig. 1 shows a schematic flow chart of a train speed adjusting method according to an embodiment of the present invention, and as can be seen from fig. 1, the method includes:
s11, determining the type of a running mode of the train, and determining adjustment coded information according to the type of the running mode, wherein the adjustment coded information is coded information converted according to a current signal of an angle sensor on the train;
and S12, determining a PWM control signal according to the regulation coding information, wherein the PWM control signal is used for being sent to a train control console, so that the train control console controls a train traction/braking system according to the PWM control signal.
With respect to step S11 and step S12, it should be noted that, in the embodiment of the present invention, the train speed adjusting method determines the information required for generating the PWM control signal according to the current signal of the angle sensor on the train as the signal basis. The angle sensor is an angular displacement sensor, can be placed on equipment related to wheels, is a device commonly found on trains, and is not explained in detail here.
In the embodiment of the invention, different types of running modes of the train are different, and the current signals of the angle sensors on the train are acquired and subjected to code conversion, so that different types of regulating code information can be obtained. Therefore, the operation mode type of the train needs to be determined first, so that the corresponding adjustment coding information can be obtained according to the corresponding conversion mode.
The adjustment code information is information for determining a PWM control signal for performing an adjustment speed. That is, the adjustment code information can be matched and applied to the processor, so as to obtain the PWM control signal.
The PWM control signal is used for being sent to a train control console, so that the train control console controls a train traction/braking system according to the PWM control signal.
According to the train speed adjusting method provided by the embodiment of the invention, the adjusting coding information is determined according to the operation mode type, the PWM control signal is determined according to the adjusting coding information and is used for sending the PWM control signal to the train control console, so that the train control console controls the train traction/braking system according to the PWM control signal, different coding information can be adopted to determine the control signal in different operation modes, and the aim of conveniently controlling the train speed when the different operation modes are alternately used is fulfilled.
Fig. 2 is a schematic flow chart illustrating a train speed adjusting method according to an embodiment of the present invention, and as can be seen from fig. 2, the method includes:
s21, acquiring an input running enable signal, and determining the type of a running mode according to the running enable signal; determining a coding rule according to the operation mode type, and converting a current signal of an angle sensor on the train according to the coding rule to obtain regulation coding information;
and S22, determining a PWM control signal according to the regulation coding information, wherein the PWM control signal is used for being sent to a train control console, so that the train control console controls a train traction/braking system according to the PWM control signal.
With reference to step S21, it should be noted that, in the embodiment of the present invention, the operator inputs the operation enable signal, and the processor can analyze the type of the operation mode currently located in the train according to the input operation enable signal. And determining an adaptive coding rule according to the current operation mode type, and converting the current signal of the angle sensor on the train according to the coding rule to obtain the regulation coding information.
For example, in the MC manual mode, an MC coding rule corresponding to the MC manual mode is determined, and the current signal of the angle sensor on the train is converted by adopting the MC coding rule to obtain the regulation coding information.
For example, in an ATO automatic mode, an ATO coding rule corresponding to the ATO automatic mode is determined, and the current signal of an angle sensor on the train is converted by adopting the ATO coding rule to obtain regulation coding information.
Regarding the step S22, the step is basically the same as the step S12, and is not described herein again.
According to the train speed adjusting method provided by the embodiment of the invention, the adjusting coding information is determined according to the operation mode type, the PWM control signal is determined according to the adjusting coding information and is used for sending the PWM control signal to the train control console, so that the train control console controls the train traction/braking system according to the PWM control signal, different coding information can be adopted to determine the control signal in different operation modes, and the aim of conveniently controlling the train speed when the different operation modes are alternately used is fulfilled.
Fig. 3 is a schematic flow chart illustrating a train speed adjusting method according to an embodiment of the present invention, and as can be seen from fig. 3, the method includes:
s31, determining the type of a running mode of the train, and determining adjustment coded information according to the type of the running mode, wherein the adjustment coded information is coded information converted according to a current signal of an angle sensor on the train;
and S32, calling a corresponding control strategy according to the adjusting coding information, and analyzing the adjusting coding information according to the control strategy to obtain a PWM control signal.
Regarding the step S31, the step is basically the same as the step S11, and is not described herein again.
With reference to step S32, it should be noted that, in the embodiment of the present invention, different control strategies are required to identify and determine different encoded information during the analysis process to determine the required control signal. Therefore, a corresponding control strategy is called according to the adjusting coding information, and the adjusting coding information is analyzed according to the control strategy to obtain a PWM control signal.
According to the train speed adjusting method provided by the embodiment of the invention, the adjusting coding information is determined according to the operation mode type, the PWM control signal is determined according to the adjusting coding information and is used for sending the PWM control signal to the train control console, so that the train control console controls the train traction/braking system according to the PWM control signal, different coding information can be adopted to determine the control signal in different operation modes, and the aim of conveniently controlling the train speed when the different operation modes are alternately used is fulfilled.
Fig. 4 is a flow chart illustrating a train speed adjusting method according to an embodiment of the present invention, and as can be seen from fig. 4, the method includes:
s41, acquiring an input running enable signal, and determining the type of a running mode according to the running enable signal; determining a coding rule according to the operation mode type, and converting a current signal of an angle sensor on the train according to the coding rule to obtain regulation coding information;
and S42, calling a corresponding control strategy according to the adjusting coding information, and analyzing the adjusting coding information according to the control strategy to obtain a PWM control signal.
Regarding the step S41 and the step S42, these steps are respectively the same as the step S21 and the step S32 described above in principle, and are not described again here.
According to the train speed adjusting method provided by the embodiment of the invention, the adjusting coding information is determined according to the operation mode type, the PWM control signal is determined according to the adjusting coding information and is used for sending the PWM control signal to the train control console, so that the train control console controls the train traction/braking system according to the PWM control signal, different coding information can be adopted to determine the control signal in different operation modes, and the aim of conveniently controlling the train speed when the different operation modes are alternately used is fulfilled.
Fig. 5 shows a train speed adjusting device according to an embodiment of the present invention, which includes a determining module 51 and an adjusting module 52, wherein:
the determining module 51 is configured to determine a running mode type of the train, and determine adjustment coding information according to the running mode type, where the adjustment coding information is coding information converted according to a current signal of an angle sensor on the train;
and the adjusting module 52 is configured to determine a PWM control signal according to the adjusting code information, where the PWM control signal is used to be sent to the train control console, so that the train control console controls the train traction/braking system according to the PWM control signal.
The determining module is specifically configured to: acquiring an input operation enabling signal, and determining an operation mode type according to the operation enabling signal; and determining a coding rule according to the operation mode type, and converting the current signal of the angle sensor on the train according to the coding rule to obtain the regulation coding information. In this regard, it should be noted that the determining module may include two acquisition units, which are respectively responsible for acquiring the current signals in the MC manual mode and the ATO automatic mode, that is, the MC acquisition unit and the ATO acquisition unit.
For example, in the MC manual mode, the determining module selects an MC coding rule corresponding to the MC manual mode, sends the MC coding rule to the MC acquisition unit, and converts a current signal of an angle sensor on a train to obtain adjustment coding information.
For example, in an ATO automatic mode, the determining module selects an ATO coding rule corresponding to the ATO automatic mode, sends the ATO coding rule to the ATO acquisition unit, and converts a current signal of an angle sensor on a train to obtain adjustment coding information.
The adjusting module is specifically configured to: and calling a corresponding control strategy according to the adjusting coding information, and analyzing the adjusting coding information according to the control strategy to obtain a PWM control signal.
Since the principle of the apparatus according to the embodiment of the present invention is the same as that of the method according to the above embodiment, further details are not described herein for further explanation.
It should be noted that, in the embodiment of the present invention, the relevant functional module may be implemented by a hardware processor (hardware processor).
According to the train speed adjusting device provided by the embodiment of the invention, the adjusting coding information is determined according to the operation mode type, the PWM control signal is determined according to the adjusting coding information and is used for sending the PWM control signal to the train control console, so that the train control console controls the train traction/braking system according to the PWM control signal, different coding information can be adopted to determine the control signal in different operation modes, and the aim of conveniently controlling the train speed when the different operation modes are alternately used is fulfilled.
Fig. 6 shows that the embodiment of the present invention provides a train operation control encoder, which includes a processor 61, an operation enable signal input module 62 and a sampling conversion module 63, wherein:
and the operation enable signal input module 62 is used for receiving the input operation enable signal and sending the operation enable signal to the processor.
And the processor 61 is used for determining the operation mode type according to the operation enable signal, determining the coding rule according to the operation mode type and sending the coding rule to the sampling conversion module.
For example, in the MC manual mode, the MC encoding rule corresponding to the MC manual mode is determined, and the MC encoding rule is sent to the sampling conversion module.
For example, in the ATO automatic mode, the ATO encoding rule corresponding to the ATO automatic mode is determined, and the ATO encoding rule is transmitted to the sampling conversion module.
And the sampling conversion module 63 is used for converting the current signal of the angle sensor on the train according to the coding rule to obtain the regulation coding information.
It should be noted that the sampling conversion module may include two acquisition units, which are respectively responsible for acquiring current signals in the MC manual mode and the ATO automatic mode, that is, the MC acquisition unit and the ATO acquisition unit.
For example, in the MC manual mode, the MC coding rule is sent to the MC acquisition unit, and the current signals of the angle sensors on the train are converted to obtain the regulation coding information.
For example, in an ATO automatic mode, an ATO coding rule is sent to an ATO acquisition unit, and a current signal of an angle sensor on a train is converted to obtain regulation coding information.
And the processor 61 is further configured to invoke a corresponding control strategy according to the adjustment coding information, analyze the adjustment coding information according to the control strategy, and obtain a PWM control signal.
Fig. 7 illustrates a physical structure diagram of an electronic device, and as shown in fig. 7, the electronic device may include: a processor (processor)71, a communication Interface (Communications Interface)72, a memory (memory)73 and a communication bus 74, wherein the processor 71, the communication Interface 72 and the memory 73 are communicated with each other via the communication bus 74. Processor 71 may call logic instructions in memory 73 to perform the following method: determining the type of a running mode of a train, and determining adjustment coding information according to the type of the running mode, wherein the adjustment coding information is coding information converted according to a current signal of an angle sensor on the train; and determining a PWM control signal according to the regulating coding information, wherein the PWM control signal is used for being sent to a train control console so that the train control console controls a train traction/braking system according to the PWM control signal.
In addition, the logic instructions in the memory 73 may be implemented in the form of software functional units and stored in a computer readable storage medium when the software functional units are sold or used as independent products. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
Embodiments of the present invention further provide a non-transitory computer-readable storage medium, on which a computer program is stored, where the computer program is implemented to perform the method provided in the foregoing embodiments when executed by a processor, and the method includes: determining the type of a running mode of a train, and determining adjustment coding information according to the type of the running mode, wherein the adjustment coding information is coding information converted according to a current signal of an angle sensor on the train; and determining a PWM control signal according to the regulating coding information, wherein the PWM control signal is used for being sent to a train control console so that the train control console controls a train traction/braking system according to the PWM control signal.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware. With this understanding in mind, the above-described technical solutions may be embodied in the form of a software product, which can be stored in a computer-readable storage medium such as ROM/RAM, magnetic disk, optical disk, etc., and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the methods described in the embodiments or some parts of the embodiments.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. A train speed adjusting method is characterized by comprising the following steps:
determining the type of a running mode of a train, and determining adjustment coding information according to the type of the running mode, wherein the adjustment coding information is coding information converted according to a current signal of an angle sensor on the train;
determining a PWM control signal according to the regulating coding information, wherein the PWM control signal is used for being sent to a train control console so that the train control console controls a train traction/braking system according to the PWM control signal;
the determining of the operation mode type of the train and the adjusting of the coding information according to the operation mode type comprises the following steps:
acquiring an input operation enabling signal, and determining an operation mode type according to the operation enabling signal;
determining a coding rule according to the operation mode type, and converting a current signal of an angle sensor on the train according to the coding rule to obtain regulation coding information;
wherein the determining a PWM control signal according to the adjustment coding information comprises: and calling a corresponding control strategy according to the adjusting coding information, and analyzing the adjusting coding information according to the control strategy to obtain a PWM control signal.
2. The train speed adjustment method according to claim 1, wherein the operation modes include an MC mode and an ATO mode.
3. A train speed adjusting device, characterized by comprising:
the determining module is used for determining the type of a running mode of the train and determining adjusting coded information according to the type of the running mode, wherein the adjusting coded information is coded information converted according to a current signal of an angle sensor on the train;
the adjusting module is used for determining a PWM control signal according to the adjusting coding information, and the PWM control signal is used for being sent to a train control console so that the train control console controls a train traction/braking system according to the PWM control signal;
wherein the determining module is specifically configured to: acquiring an input operation enabling signal, and determining an operation mode type according to the operation enabling signal; determining a coding rule according to the operation mode type, and converting a current signal of an angle sensor on the train according to the coding rule to obtain regulation coding information;
wherein the adjusting module is specifically configured to: and calling a corresponding control strategy according to the adjusting coding information, and analyzing the adjusting coding information according to the control strategy to obtain a PWM control signal.
4. The utility model provides a train operation control encoder which characterized in that, includes treater, operation enable signal input module and sampling conversion module, wherein:
the operation enable signal input module is used for receiving an input operation enable signal and sending the input operation enable signal to the processor;
the processor is used for determining the type of an operation mode according to the operation enable signal, determining a coding rule according to the type of the operation mode and sending the coding rule to the sampling conversion module;
the sampling conversion module is used for converting the current signal of the angle sensor on the train according to the coding rule to obtain the regulation coding information;
and the processor is also used for calling a corresponding control strategy according to the adjusting coding information, analyzing the adjusting coding information according to the control strategy and obtaining a PWM control signal.
5. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor when executing the program implements the steps of the train speed adjustment method according to any one of claims 1 to 2.
6. A non-transitory computer readable storage medium having a computer program stored thereon, wherein the computer program when executed by a processor implements the steps of the train speed adjustment method according to any one of claims 1 to 2.
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| CN201151416Y (en) * | 2007-12-27 | 2008-11-19 | 南车南京浦镇车辆有限公司 | Loopback device for subway train |
| CN101323310B (en) * | 2008-07-22 | 2010-12-15 | 南车株洲电力机车有限公司 | Brake control unit for locomotive electro-pneumatic brake |
| CN103158722B (en) * | 2013-03-19 | 2015-11-18 | 南车南京浦镇车辆有限公司 | The autocontrol method of APM traction braking system |
| CN105774822B (en) * | 2016-03-10 | 2018-03-13 | 长安大学 | A kind of arrangements for speed regulation and method of mining overhead passenger cableway |
| CN106627672B (en) * | 2016-10-20 | 2018-06-29 | 中车南京浦镇车辆有限公司 | A kind of networked control system of the train and monitoring system indirect labor's Driving control speed method |
| CN109774747B (en) * | 2017-11-14 | 2021-04-27 | 交控科技股份有限公司 | Control method of line resource, intelligent vehicle-mounted controller and object controller |
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