CN114454914A - Track data measuring method and device based on track detection vehicle and electronic equipment - Google Patents
Track data measuring method and device based on track detection vehicle and electronic equipment Download PDFInfo
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- CN114454914A CN114454914A CN202111031486.1A CN202111031486A CN114454914A CN 114454914 A CN114454914 A CN 114454914A CN 202111031486 A CN202111031486 A CN 202111031486A CN 114454914 A CN114454914 A CN 114454914A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K9/00—Railway vehicle profile gauges; Detecting or indicating overheating of components; Apparatus on locomotives or cars to indicate bad track sections; General design of track recording vehicles
- B61K9/08—Measuring installations for surveying permanent way
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D15/00—Other railway vehicles, e.g. scaffold cars; Adaptations of vehicles for use on railways
- B61D15/08—Railway inspection trolleys
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Abstract
The embodiment of the disclosure provides a track data measuring method, a device and electronic equipment based on a track detection vehicle, belonging to the technical field of data processing, wherein the method comprises the following steps: judging whether a Hall sensor at a wheel of a rail detection vehicle generates an induction signal or not; if so, performing braking operation on the vehicle of the track detection vehicle to enable the state of the track detection vehicle to be changed from a running state to a stopping state; after the track detection vehicle is in a stop state, acquiring the current initial position coordinate of the track detection vehicle through a GPS device on the track detection vehicle; after the initial position coordinates of the track detection vehicle are obtained, the motion state of the track detection vehicle is changed from a stop state to a running state again, and corresponding track measurement data are recorded by using a sensor on the track detection vehicle. Through the processing scheme disclosed by the invention, the accuracy of the track measurement data can be improved.
Description
Technical Field
The present disclosure relates to the field of data processing technologies, and in particular, to a track data measurement method and apparatus based on a track inspection vehicle, and an electronic device.
Background
Along with the continuous year speed-up of railway, the no vehicle-hour time that railway patrolled the stealther can effectively work is more and more short, and original artifical special succade detection power method can not meet official affair pepper then requirement by one hundred, and portable rail cleanness detects the car and can increase substantially the railway and patrol the gentle efficiency of saying. The labor intensity of the patrol workers is reduced, and the daily detection of the line by using the portable track detection vehicle is a necessary trend of the work detection.
The track inspection vehicle can measure various geometric parameters of a track, including parameters such as level, height, track direction and mileage, however, how to effectively optimize data of various parameters and improve measurement accuracy is a problem to be solved.
Disclosure of Invention
In view of the above, embodiments of the present disclosure provide a track data measuring method and apparatus based on a track inspection vehicle, and an electronic device, so as to at least partially solve the problems in the prior art.
In a first aspect, an embodiment of the present disclosure provides a track data measurement method based on a track inspection vehicle, including:
judging whether a Hall sensor at a wheel of a rail detection vehicle generates an induction signal or not;
if so, performing braking operation on the vehicle of the track detection vehicle to enable the state of the track detection vehicle to be changed from a running state to a stopping state;
after the track detection vehicle is in a stop state, acquiring the current initial position coordinate of the track detection vehicle through a GPS device on the track detection vehicle;
after the initial position coordinates of the track detection vehicle are acquired, the motion state of the track detection vehicle is changed from a stop state to a running state again, and corresponding track measurement data are recorded by using a sensor on the track detection vehicle while the position track of the track detection vehicle in the running state is recorded by using the GPS.
According to a concrete implementation of this disclosure, judge whether the hall sensor of track detection car wheel department generates the sensing signal, include:
acquiring wheel sensing signals by using a data acquisition module on a processor chip on the track detection vehicle;
converting the acquired signals into angular velocity values of the wheels;
judging whether the sum of the angular speed values in a preset time period is greater than a preset value or not;
and if so, determining that the Hall sensor at the wheel of the rail detection vehicle generates an induction signal.
According to a specific implementation manner of the embodiment of the present disclosure, before determining whether the hall sensor at the wheel of the track detection vehicle generates the sensing signal, the method further includes:
sending an activation signal to the Hall sensor;
and judging whether the Hall sensor is in a normal working state or not based on a response signal generated by the Hall sensor aiming at the activation signal.
According to a specific implementation manner of the embodiment of the present disclosure, the performing a braking operation on a vehicle of the track inspection vehicle to make the state of the track inspection vehicle change from a running state to a stopped state includes:
and generating a braking signal aiming at the wheel, and controlling a braking device to perform braking operation on the wheel based on the braking signal.
According to a specific implementation manner of the embodiment of the present disclosure, after the track inspection vehicle is in a stopped state, acquiring, by a GPS device on the track inspection vehicle, a current start position coordinate of the track inspection vehicle includes:
acquiring longitude and latitude information of the current position of the track detection vehicle through a GPS device;
and taking the longitude and latitude information as the current initial position coordinates of the track detection vehicle.
According to a specific implementation manner of the embodiment of the present disclosure, the recording of the corresponding track measurement data by using the sensor on the track inspection vehicle includes:
measuring geometric data on a track through a laser displacement sensor arranged on a track detection vehicle to obtain initial measurement data;
correcting the initial measurement data to obtain correction data;
and analyzing the correction data to obtain the geometric dimension data of the track.
According to a specific implementation manner of the embodiment of the present disclosure, the recording of the corresponding track measurement data by using the sensor on the track inspection vehicle includes:
and measuring data generated in the running process of the rail car through an acceleration sensor arranged on the rail detection car to obtain the track bump measurement data.
In a second aspect, an embodiment of the present disclosure provides a track data measurement method and apparatus based on a track inspection vehicle, including:
the judging module is used for judging whether a Hall sensor at the wheel position of the rail detection vehicle generates an induction signal or not;
the execution module is used for executing braking operation on the vehicle of the track detection vehicle so that the state of the track detection vehicle is changed from a running state to a stopping state;
the acquisition module is used for acquiring the current initial position coordinate of the track detection vehicle through a GPS device on the track detection vehicle after the track detection vehicle is in a stop state;
the recording module is used for converting the motion state of the track detection vehicle from a stop state to an operation state again after the initial position coordinates of the track detection vehicle are acquired, and recording the position track of the track detection vehicle in the operation state by using the GPS and recording corresponding track measurement data by using a sensor on the track detection vehicle.
In a third aspect, an embodiment of the present disclosure further provides an electronic device, where the electronic device includes:
at least one processor; and the number of the first and second groups,
a memory communicatively coupled to the at least one processor; wherein the content of the first and second substances,
the memory stores instructions executable by the at least one processor to enable the at least one processor to perform the track-based rail data measurement method of the first aspect or any implementation of the first aspect.
In a fourth aspect, the disclosed embodiments also provide a non-transitory computer-readable storage medium storing computer instructions for causing the computer to perform the track data measurement method based on the track inspection vehicle in the first aspect or any implementation manner of the first aspect.
In a fifth aspect, the disclosed embodiments also provide a computer program product comprising a computer program stored on a non-transitory computer readable storage medium, the computer program comprising program instructions that, when executed by a computer, cause the computer to perform the track data measurement method based on a track-detecting vehicle of the first aspect or any of the implementations of the first aspect.
The track data measuring method scheme based on the track inspection vehicle in the embodiment of the disclosure comprises the steps of continuously arranging a plurality of measuring devices for monitoring the displacement of a tunnel on the cross section of the tunnel; acquiring displacement data and temperature data of the position of each measurer based on a three-axis accelerometer and a temperature sensor contained in each measurer; based on the temperature data, carrying out data correction on the displacement data to form a corrected displacement data array; and automatically monitoring the tunnel clearance convergence condition based on the displacement data array. Through the processing scheme disclosed by the invention, the efficiency of the track data measuring method based on the track detection vehicle is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present disclosure, the drawings needed to be used in the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present disclosure, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a flowchart of a track data measurement method based on a track inspection vehicle according to an embodiment of the present disclosure;
fig. 2 is a flowchart of another track data measurement method based on a track inspection vehicle according to an embodiment of the present disclosure;
FIG. 3 is a flow chart of another track data measurement method based on a track inspection vehicle according to an embodiment of the present disclosure;
FIG. 4 is a flow chart of another track data measurement method based on a track inspection vehicle according to an embodiment of the present disclosure;
fig. 5 is a schematic structural diagram of a track data measurement method device based on a track inspection vehicle according to an embodiment of the present disclosure;
fig. 6 is a schematic diagram of an electronic device provided in an embodiment of the disclosure.
Detailed Description
The embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.
The embodiments of the present disclosure are described below with specific examples, and other advantages and effects of the present disclosure will be readily apparent to those skilled in the art from the disclosure in the specification. It is to be understood that the described embodiments are merely illustrative of some, and not restrictive, of the embodiments of the disclosure. The disclosure may be embodied or carried out in various other specific embodiments, and various modifications and changes may be made in the details within the description without departing from the spirit of the disclosure. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
It is noted that various aspects of the embodiments are described below within the scope of the appended claims. It should be apparent that the aspects described herein may be embodied in a wide variety of forms and that any specific structure and/or function described herein is merely illustrative. Based on the disclosure, one skilled in the art should appreciate that one aspect described herein may be implemented independently of any other aspects and that two or more of these aspects may be combined in various ways. For example, an apparatus may be implemented and/or a method practiced using any number of the aspects set forth herein. Additionally, such an apparatus may be implemented and/or such a method may be practiced using other structure and/or functionality in addition to one or more of the aspects set forth herein.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present disclosure, and the drawings only show the components related to the present disclosure rather than the number, shape and size of the components in actual implementation, and the type, amount and ratio of the components in actual implementation may be changed arbitrarily, and the layout of the components may be more complicated.
In addition, in the following description, specific details are provided to facilitate a thorough understanding of the examples. However, it will be understood by those skilled in the art that the aspects may be practiced without these specific details.
The embodiment of the disclosure provides a track data measuring method based on a track detection vehicle. The track data measuring method based on the track detection vehicle provided by the embodiment can be executed by a computing device, the computing device can be implemented as software, or implemented as a combination of software and hardware, and the computing device can be integrally arranged in a server, a client and the like.
Referring to fig. 1, a track data measuring method based on a track inspection vehicle in the embodiment of the present disclosure may include the following steps:
s101, judging whether a Hall sensor at the wheel of the rail detection vehicle generates an induction signal or not.
The track detection vehicle is provided with a Hall sensor, and the Hall sensor is used for measuring whether wheels of the track detection vehicle are in a rotating state or not, so that whether the track detection vehicle is in a walking state or not is further judged.
As one mode, a data acquisition module on a processor chip on the track inspection vehicle can be used for acquiring wheel sensing signals; converting the acquired signals into angular velocity values of the wheels; judging whether the sum of the angular speed values in a preset time period is greater than a preset value or not; and if so, determining that the Hall sensor at the wheel of the rail detection vehicle generates an induction signal.
Further, before judging whether the hall sensor of track detection car wheel department generates the sensing signal, can also be further whether be in operating condition to hall sensor and judge, it is specific: an activation signal may be sent to the hall sensor; and judging whether the Hall sensor is in a normal working state or not based on a response signal generated by the Hall sensor aiming at the activation signal.
And S102, if so, performing braking operation on the vehicle of the track detection vehicle, so that the state of the track detection vehicle is changed from a running state to a stopping state.
The track detection vehicle is provided with a brake device, and wheels of the track detection vehicle can be controlled to be changed from a motion state to a static state by setting a brake signal to the brake device. By shifting the state of the track-inspecting vehicle from the running state to the stopped state, it is possible to further perform the initialization operation before the data measurement in the stationary state.
S103, after the track detection vehicle is in a stop state, acquiring the current initial position coordinate of the track detection vehicle through a GPS device on the track detection vehicle.
The GPS device is arranged on the track detection vehicle, and the position coordinates of the track detection vehicle can be measured by the GPS device under the condition that the track detection vehicle is in a stop state, so that the initial position coordinates corresponding to the initial position of track detection can be determined.
Specifically, longitude and latitude information of the current position of the track detection vehicle can be acquired through a GPS device; and taking the longitude and latitude information as the current initial position coordinates of the track detection vehicle.
And S104, after the initial position coordinates of the track detection vehicle are acquired, converting the motion state of the track detection vehicle from a stop state to a running state again, and recording the position track of the track detection vehicle in the running state by using the GPS and recording corresponding track measurement data by using a sensor on the track detection vehicle.
After the initial position coordinates of the rail car are obtained, the rail detection car can be started again, so that the running position track of the rail detection car can be recorded, and meanwhile, the geometric dimension data of the rail can be measured by using a sensor on the rail detection car.
Specifically, the geometric data on the track can be measured through a laser displacement sensor arranged on the track detection vehicle to obtain initial measurement data; correcting the initial measurement data to obtain correction data; and analyzing the correction data to obtain the geometric dimension data of the track.
And measuring data generated in the running process of the rail car through an acceleration sensor arranged on the rail detection car to obtain the track bump measurement data.
Through the scheme in the embodiment, the track can be effectively measured, and the accuracy of track measurement is improved.
Referring to fig. 2, according to a specific implementation manner of the embodiment of the present disclosure, the determining whether the hall sensor at the wheel of the track detection vehicle generates the sensing signal includes:
s201, acquiring wheel induction signals by using a data acquisition module on a processor chip on the track inspection vehicle;
s202, converting the acquired signals into angular velocity values of wheels;
s203, judging whether the sum of the angular speed values in a preset time period is greater than a preset value;
and S204, if yes, determining that Hall sensors at the wheels of the track detection vehicle generate induction signals.
Referring to fig. 3, before determining whether the hall sensor at the wheel of the rail vehicle generates the sensing signal, the method further includes:
s301, sending an activation signal to the Hall sensor;
s302, judging whether the Hall sensor is in a normal working state or not based on a response signal generated by the Hall sensor aiming at the activation signal.
According to a specific implementation manner of the embodiment of the present disclosure, the performing a braking operation on the vehicle of the track detection vehicle to make the state of the track detection vehicle change from a running state to a stopped state includes: and generating a braking signal aiming at the wheel, and controlling a braking device to perform braking operation on the wheel based on the braking signal.
According to a specific implementation manner of the embodiment of the present disclosure, after the track inspection vehicle is in a stopped state, acquiring, by a GPS device on the track inspection vehicle, a current start position coordinate of the track inspection vehicle includes: acquiring longitude and latitude information of the current position of the track detection vehicle through a GPS device; and taking the longitude and latitude information as the current initial position coordinates of the track detection vehicle.
Referring to fig. 4, according to a specific implementation manner of the embodiment of the present disclosure, the recording of the corresponding track measurement data by using the sensor on the track inspection vehicle includes:
s401, measuring geometric data on a track through a laser displacement sensor arranged on a track detection vehicle to obtain initial measurement data;
s402, correcting the initial measurement data to obtain correction data;
at S403, the correction data is analyzed to obtain the geometric data of the track.
According to a specific implementation manner of the embodiment of the present disclosure, the recording of the corresponding track measurement data by using the sensor on the track inspection vehicle includes: and measuring data generated in the running process of the rail car through an acceleration sensor arranged on the rail detection car to obtain the track bump measurement data.
Corresponding to the above embodiment, referring to fig. 5, an embodiment of the present disclosure further provides a track data measurement method device 50 based on a track inspection vehicle, including:
the judging module 501 is configured to judge whether a hall sensor at a wheel of a rail detection vehicle generates an induction signal;
an executing module 502, configured to execute a braking operation on a vehicle of the track detection vehicle, so that a state of the track detection vehicle is changed from a running state to a stopped state;
an obtaining module 503, configured to obtain, by a GPS device on the track detection vehicle, a current initial position coordinate of the track detection vehicle after the track detection vehicle is in a stopped state;
the recording module 504 is configured to, after the initial position coordinates of the track inspection vehicle are obtained, convert the motion state of the track inspection vehicle from a stop state to an operating state again, and record the position track of the track inspection vehicle in the operating state by using the GPS, and record corresponding track measurement data by using a sensor on the track inspection vehicle at the same time.
For parts not described in detail in this embodiment, reference is made to the contents described in the above method embodiments, which are not described again here.
Referring to fig. 6, an embodiment of the present disclosure also provides an electronic device 60, which includes:
at least one processor; and the number of the first and second groups,
a memory communicatively coupled to the at least one processor; wherein the content of the first and second substances,
the memory stores instructions executable by the at least one processor to enable the at least one processor to perform the method of track data measurement based on a track detection vehicle of the method embodiments described above.
The disclosed embodiments also provide a non-transitory computer readable storage medium storing computer instructions for causing the computer to perform the track data measurement method based on the track detection vehicle in the aforementioned method embodiments.
Embodiments of the present disclosure also provide a computer program product comprising a computer program stored on a non-transitory computer readable storage medium, the computer program comprising program instructions which, when executed by a computer, cause the computer to perform the method of track data measurement based on a track detection vehicle in the aforementioned method embodiments.
Referring now to FIG. 6, a schematic diagram of an electronic device 60 suitable for use in implementing embodiments of the present disclosure is shown. The electronic devices in the embodiments of the present disclosure may include, but are not limited to, mobile terminals such as mobile phones, notebook computers, digital broadcast receivers, PDAs (personal digital assistants), PADs (tablet computers), PMPs (portable multimedia players), in-vehicle terminals (e.g., car navigation terminals), and the like, and fixed terminals such as digital TVs, desktop computers, and the like. The electronic device shown in fig. 6 is only an example, and should not bring any limitation to the functions and the scope of use of the embodiments of the present disclosure.
As shown in fig. 6, the electronic device 60 may include a processing means (e.g., a central processing unit, a graphics processor, etc.) 601 that may perform various appropriate actions and processes in accordance with a program stored in a Read Only Memory (ROM)602 or a program loaded from a storage means 608 into a Random Access Memory (RAM) 603. In the RAM 603, various programs and data necessary for the operation of the electronic apparatus 60 are also stored. The processing device 601, the ROM602, and the RAM 603 are connected to each other via a bus 604. An input/output (I/O) interface 605 is also connected to bus 604.
Generally, the following devices may be connected to the I/O interface 605: input devices 606 including, for example, a touch screen, touch pad, keyboard, mouse, image sensor, microphone, accelerometer, gyroscope, etc.; output devices 607 including, for example, a Liquid Crystal Display (LCD), a speaker, a vibrator, and the like; storage 608 including, for example, tape, hard disk, etc.; and a communication device 609. The communication means 609 may allow the electronic device 60 to communicate with other devices wirelessly or by wire to exchange data. While the figures illustrate an electronic device 60 having various means, it is to be understood that not all illustrated means are required to be implemented or provided. More or fewer devices may alternatively be implemented or provided.
In particular, according to an embodiment of the present disclosure, the processes described above with reference to the flowcharts may be implemented as computer software programs. For example, embodiments of the present disclosure include a computer program product comprising a computer program embodied on a computer readable medium, the computer program comprising program code for performing the method illustrated in the flow chart. In such an embodiment, the computer program may be downloaded and installed from a network via the communication means 609, or may be installed from the storage means 608, or may be installed from the ROM 602. The computer program, when executed by the processing device 601, performs the above-described functions defined in the methods of the embodiments of the present disclosure.
It should be noted that the computer readable medium in the present disclosure can be a computer readable signal medium or a computer readable storage medium or any combination of the two. A computer readable storage medium may be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the foregoing. More specific examples of the computer readable storage medium may include, but are not limited to: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing. In the present disclosure, a computer readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device. In contrast, in the present disclosure, a computer readable signal medium may comprise a propagated data signal with computer readable program code embodied therein, either in baseband or as part of a carrier wave. Such a propagated data signal may take any of a variety of forms, including, but not limited to, electro-magnetic, optical, or any suitable combination thereof. A computer readable signal medium may also be any computer readable medium that is not a computer readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device. Program code embodied on a computer readable medium may be transmitted using any appropriate medium, including but not limited to: electrical wires, optical cables, RF (radio frequency), etc., or any suitable combination of the foregoing.
The computer readable medium may be embodied in the electronic device; or may exist separately without being assembled into the electronic device.
The computer readable medium carries one or more programs which, when executed by the electronic device, cause the electronic device to: acquiring at least two internet protocol addresses; sending a node evaluation request comprising the at least two internet protocol addresses to node evaluation equipment, wherein the node evaluation equipment selects the internet protocol addresses from the at least two internet protocol addresses and returns the internet protocol addresses; receiving an internet protocol address returned by the node evaluation equipment; wherein the obtained internet protocol address indicates an edge node in the content distribution network.
Alternatively, the computer readable medium carries one or more programs which, when executed by the electronic device, cause the electronic device to: receiving a node evaluation request comprising at least two internet protocol addresses; selecting an internet protocol address from the at least two internet protocol addresses; returning the selected internet protocol address; wherein the received internet protocol address indicates an edge node in the content distribution network.
Computer program code for carrying out operations for aspects of the present disclosure may be written in any combination of one or more programming languages, including an object oriented programming language such as Java, Smalltalk, C + +, and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer and partly on a remote computer or entirely on the remote computer or server. In the case of a remote computer, the remote computer may be connected to the user's computer through any type of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or the connection may be made to an external computer (for example, through the Internet using an Internet service provider).
The flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to various embodiments of the present disclosure. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
The units described in the embodiments of the present disclosure may be implemented by software or hardware. Where the name of a unit does not in some cases constitute a limitation of the unit itself, for example, the first retrieving unit may also be described as a "unit for retrieving at least two internet protocol addresses".
It should be understood that portions of the present disclosure may be implemented in hardware, software, firmware, or a combination thereof.
The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present disclosure should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (10)
1. A rail data measuring method based on a rail detection vehicle is characterized by comprising the following steps:
judging whether a Hall sensor at the wheel position of the rail detection vehicle generates a sensing signal;
if so, performing braking operation on the vehicle of the track detection vehicle to enable the state of the track detection vehicle to be changed from a running state to a stopping state;
after the track detection vehicle is in a stop state, acquiring the current initial position coordinate of the track detection vehicle through a GPS device on the track detection vehicle;
after the initial position coordinates of the track detection vehicle are acquired, the motion state of the track detection vehicle is changed from a stop state to a running state again, and corresponding track measurement data are recorded by using a sensor on the track detection vehicle while the position track of the track detection vehicle in the running state is recorded by using the GPS.
2. The method of claim 1, wherein determining whether a hall sensor at a wheel of a rail detection vehicle generates a sense signal comprises:
acquiring wheel sensing signals by using a data acquisition module on a processor chip on the track detection vehicle;
converting the acquired signals into angular velocity values of the wheels;
judging whether the sum of the angular speed values in a preset time period is greater than a preset value or not;
and if so, determining that the Hall sensor at the wheel of the rail detection vehicle generates an induction signal.
3. The method of claim 2, wherein prior to determining whether the hall sensor at the wheel of the rail detection vehicle generates the sensing signal, the method further comprises:
sending an activation signal to the Hall sensor;
and judging whether the Hall sensor is in a normal working state or not based on a response signal generated by the Hall sensor aiming at the activation signal.
4. The method of claim 3, wherein the performing a braking operation on the vehicle of the track-sensing vehicle such that the state of the track-sensing vehicle transitions from a running state to a stopped state comprises:
and generating a braking signal aiming at the wheel, and controlling a braking device to perform braking operation on the wheel based on the braking signal.
5. The method of claim 4, wherein the obtaining current start position coordinates of the track inspection vehicle by a GPS device on the track inspection vehicle after the track inspection vehicle is in a stopped state comprises:
acquiring longitude and latitude information of the current position of the track detection vehicle through a GPS device;
and taking the longitude and latitude information as the current initial position coordinates of the track detection vehicle.
6. The method of claim 1, wherein said recording respective track measurement data with sensors on the track inspection vehicle comprises:
measuring geometric data on a track through a laser displacement sensor arranged on a track detection vehicle to obtain initial measurement data;
correcting the initial measurement data to obtain correction data;
and analyzing the correction data to obtain the geometric dimension data of the track.
7. The method of claim 1, wherein said recording respective track measurement data with sensors on the track inspection vehicle comprises:
and measuring data generated in the running process of the rail car through an acceleration sensor arranged on the rail detection car to obtain the track bump measurement data.
8. A rail data measuring method and device based on a rail detection vehicle is characterized by comprising the following steps:
the judging module is used for judging whether a Hall sensor at the wheel position of the rail detection vehicle generates an induction signal or not;
the execution module is used for executing braking operation on the vehicle of the track detection vehicle so that the state of the track detection vehicle is changed from a running state to a stopping state;
the acquisition module is used for acquiring the current initial position coordinate of the track detection vehicle through a GPS device on the track detection vehicle after the track detection vehicle is in a stop state;
the recording module is used for converting the motion state of the track detection vehicle from a stop state to an operation state again after the initial position coordinates of the track detection vehicle are acquired, and recording the position track of the track detection vehicle in the operation state by using the GPS and recording corresponding track measurement data by using a sensor on the track detection vehicle.
9. An electronic device, characterized in that the electronic device comprises:
at least one processor; and the number of the first and second groups,
a memory communicatively coupled to the at least one processor; wherein the content of the first and second substances,
the memory stores instructions executable by the at least one processor to enable the at least one processor to perform the method of any one of the preceding claims 1-7.
10. A non-transitory computer-readable storage medium storing computer instructions for causing a computer to perform the method of any one of the preceding claims 1-7.
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| US20180194380A1 (en) * | 2018-01-09 | 2018-07-12 | Saleh Akbari | Method and system of railway track parameter measurement and calculation |
| CN207891697U (en) * | 2018-01-24 | 2018-09-21 | 吉林大学 | Highway subgrade based on Ground Penetrating Radar detects vehicle |
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