CN113074968B - Equipment, method and device for detecting abnormal sound of running part of railway vehicle - Google Patents
Equipment, method and device for detecting abnormal sound of running part of railway vehicle Download PDFInfo
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- CN113074968B CN113074968B CN202010009795.8A CN202010009795A CN113074968B CN 113074968 B CN113074968 B CN 113074968B CN 202010009795 A CN202010009795 A CN 202010009795A CN 113074968 B CN113074968 B CN 113074968B
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Abstract
The invention provides equipment, a method and a device for detecting abnormal sound of a running part of a rail vehicle, wherein the abnormal sound of the running part of the rail vehicle is detected by a plurality of sound acquisition components in the equipment for detecting the abnormal sound of the running part of the rail vehicle, which is arranged in the rail vehicle, so that the sound emitted by the running part of the rail vehicle can be better acquired, the purpose of detecting, recording and analyzing the abnormal sound and abnormal sound of a motor car at all time along with the vehicle is achieved, and the accuracy and the reliability of the abnormal sound detection of the running part of the rail vehicle are improved; and, install rail vehicle walking portion abnormal sound check out test set in the rotary mechanism storehouse of rail vehicle's seat below need not to reform transform rail vehicle's automobile body, have the installation convenient, maintain convenient, do not influence the passenger and do not influence the characteristics of carriage inside outward appearance.
Description
Technical Field
The invention relates to the technical field of railway vehicles, in particular to equipment, a method and a device for detecting abnormal sound of a running part of a railway vehicle.
Background
At present, the abnormal sounds are in the development situations of multiple, high and frequent occurrences in the operation process of the motor train unit. To a certain extent, the orderly operation and the operation safety of the motor train unit are seriously influenced by abnormal sound. At present, rail side acoustic diagnostic equipment (TADS) is installed in some bullet train maintenance sections, and vehicles can be monitored through a rail side acoustic diagnostic system in the process of entering and exiting a station where the TADS is installed.
The train mainly uses the ears of the vehicle-mounted machinist to auscultate the abnormal sounds of the motor train unit in high-speed running, but due to the randomness and uncertainty of the fatigue of the ears on sound perception and identification, the reliability of the auscultation result of the ears is often low.
Disclosure of Invention
In order to solve the above problems, embodiments of the present invention provide an apparatus, a method, and a device for detecting abnormal noise of a running gear of a railway vehicle.
In a first aspect, an embodiment of the present invention provides a device for detecting abnormal noise at a running part of a rail vehicle, where the device is used for a rail vehicle, and includes: the device comprises a device shell, a processing module, a plurality of sound acquisition components and a power supply;
the processing module, the plurality of sound collecting components and the power supply are respectively arranged in the device shell; the device shell is arranged in a rotating mechanism bin below a seat of the railway vehicle;
the processing module is respectively connected with the plurality of sound acquisition components and the power supply;
the processing module is used for sending a first abnormal sound detection instruction to the plurality of sound acquisition components and controlling one sound acquisition component in the plurality of sound acquisition components to detect abnormal sounds of the rail vehicle running part; when the received sound data sent by the sound collection component for detecting the abnormal sound of the running part of the railway vehicle in the plurality of sound collection components is determined to be the abnormal sound, sending a second abnormal sound detection instruction to the plurality of sound collection components, and controlling the plurality of sound collection components to detect the abnormal sound of the running part of the railway vehicle;
and each sound acquisition component in the plurality of sound acquisition components is respectively used for detecting the abnormal sound of the railway vehicle running part under the control of the processing module.
In a second aspect, an embodiment of the present invention further provides a method for detecting abnormal noise of a running part of a rail vehicle, where the method is used for the apparatus for detecting abnormal noise of a running part of a rail vehicle in the first aspect, and the method includes:
sending a first abnormal sound detection instruction to the plurality of sound collection components, and controlling one sound collection component in the plurality of sound collection components to detect abnormal sounds of the railway vehicle running part;
when the received sound data sent by the sound collection component for detecting the abnormal sound of the railway vehicle running part in the sound collection components is determined to be the abnormal sound, sending a second abnormal sound detection instruction to the sound collection components, and controlling the sound collection components to detect the abnormal sound of the railway vehicle running part.
In a third aspect, an embodiment of the present invention further provides a device for detecting abnormal noise of a running part of a rail vehicle, including:
the first control module is used for sending a first abnormal sound detection instruction to the plurality of sound acquisition components and controlling one sound acquisition component in the plurality of sound acquisition components to detect abnormal sounds of the rail vehicle running part;
and the second control module is used for sending a second abnormal sound detection instruction to the plurality of sound collection components and controlling the plurality of sound collection components to detect the abnormal sound of the railway vehicle running part when the received sound data sent by the sound collection component for detecting the abnormal sound of the railway vehicle running part in the plurality of sound collection components is determined to be the abnormal sound.
In a fourth aspect, the present invention further provides a computer-readable storage medium, on which a computer program is stored, where the computer program is executed by a processor to perform the steps of the method in the second aspect.
In a fifth aspect, an embodiment of the present invention further provides a device for detecting abnormal noise of a running part of a rail vehicle, where the device includes a memory, a processor, and one or more programs, where the one or more programs are stored in the memory and configured to be executed by the processor to perform the steps of the method according to the second aspect.
In the solutions provided by the first to fifth aspects of the embodiments of the present invention, the abnormal noise detection of the rail vehicle running part is performed by the multiple sound collection components in the rail vehicle running part abnormal noise detection device installed in the rail vehicle, and compared with a method in the related art in which the abnormal noise of the rail vehicle running part is detected by TADS installed on a rail or a vehicle-mounted mechanic, the method can better collect the sound emitted by the rail vehicle running part, achieve the purpose of detecting, recording, and analyzing the abnormal noise of the motor car at all times of the vehicle-mounted operation, and improve the accuracy and reliability of the abnormal noise detection of the rail vehicle running part; moreover, the abnormal sound detection equipment of the running part of the railway vehicle is arranged in the rotating mechanism bin below the seat of the railway vehicle, the body of the railway vehicle is not required to be modified, and the abnormal sound detection equipment has the characteristics of convenience in installation, convenience in maintenance, no influence on passengers and no influence on the internal appearance of a carriage; furthermore, when the abnormal sound of the running part of the rail vehicle is detected, one sound acquisition component in the plurality of sound acquisition components can be controlled to detect the abnormal sound of the running part of the rail vehicle; when the received sound data sent by the sound collecting component for detecting the abnormal sound of the railway vehicle running part in the sound collecting components are determined to be the abnormal sound, a second abnormal sound detection instruction is sent to the sound collecting components, the sound collecting components are controlled to detect the abnormal sound of the railway vehicle running part, and the power consumption of the railway vehicle running part abnormal sound detection equipment can be reduced.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
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 embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram illustrating a rail vehicle running gear abnormal sound detection device provided in embodiment 1 of the present invention;
fig. 2 shows a flowchart of a method for detecting abnormal noise of a running gear of a railway vehicle according to embodiment 2 of the present invention;
fig. 3 is a schematic structural diagram illustrating a railway vehicle running gear abnormal sound detection device provided in embodiment 3 of the invention;
fig. 4 shows a schematic structural diagram of another abnormal noise detection device for a running part of a railway vehicle provided in embodiment 4 of the present invention.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, 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 according to specific situations by those of ordinary skill in the art.
At present, the development situation of multiple, high and frequent abnormal sounds occurs in the operation process of the motor train unit. To a certain extent, the orderly operation and the operation safety of the motor train unit are seriously influenced by abnormal sound. At present, rail side acoustic diagnostic equipment (TADS) is installed in some bullet train maintenance sections, and vehicles can be monitored through a rail side acoustic diagnostic system in the process of entering and exiting a station where the TADS is installed.
The train auscultates the abnormal sounds of the motor train unit by mainly utilizing the human ears of the vehicle-mounted machinist during high-speed running, but due to the randomness and uncertainty of human ear fatigue on sound perception and identification, the reliability of the result of human ear auscultation is often low.
Based on the above, the embodiment of the application provides a device, a method and a device for detecting abnormal sound of a running part of a rail vehicle, wherein the abnormal sound detection of the running part of the rail vehicle is performed through a plurality of sound collecting components in the device for detecting abnormal sound of the running part of the rail vehicle installed in the rail vehicle, so that sound emitted by the running part of the rail vehicle can be better collected, the purpose of detecting, recording and analyzing abnormal sound of a motor car at all time intervals along with the vehicle is achieved, and the accuracy and the reliability of the abnormal sound detection of the running part of the rail vehicle are improved; moreover, the abnormal sound detection equipment of the running part of the railway vehicle is arranged in the rotating mechanism bin below the seat of the railway vehicle, the body of the railway vehicle is not required to be modified, and the abnormal sound detection equipment has the characteristics of convenience in installation, convenience in maintenance, no influence on passengers and no influence on the internal appearance of a carriage; moreover, when the abnormal sound of the running part of the railway vehicle is detected, one sound collection component in the plurality of sound collection components can be controlled to detect the abnormal sound of the running part of the railway vehicle; when the received sound data sent by the sound collecting component for detecting the abnormal sound of the railway vehicle running part in the sound collecting components are determined to be the abnormal sound, a second abnormal sound detection instruction is sent to the sound collecting components, the sound collecting components are controlled to detect the abnormal sound of the railway vehicle running part, and the power consumption of the railway vehicle running part abnormal sound detection equipment can be reduced.
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, the present application is described in further detail with reference to the accompanying drawings and the detailed description.
Example 1
Referring to fig. 1, a schematic structural diagram of a device for detecting abnormal noise of a running part of a railway vehicle is shown, in this embodiment, a device for detecting abnormal noise of a running part of a railway vehicle is provided, and includes: a device housing 100, a processing module 102, a plurality of sound collection components 104, and a power source 106.
The processing module 102, the plurality of sound collection components 104, and the power source 106 are respectively mounted within the device housing 100; the device housing 100 is mounted within a swivel mechanism compartment beneath the seat of the rail vehicle.
The device housing 100 is installed in a rotating mechanism cabin below the seat of the rail vehicle, that is, the abnormal sound detection device of the rail vehicle running part is installed in the rotating mechanism cabin below the seat of the rail vehicle, and an opening is formed in the device housing, so that sound data can be collected and passengers cannot easily see the abnormal sound detection device.
The processing module 102 is connected to the plurality of sound collecting components 104 and the power supply 106.
The processing module 102 is configured to send a first abnormal sound detection instruction to the multiple sound collection components 104, and control one sound collection component of the multiple sound collection components 104 to detect an abnormal sound of a running part of a rail vehicle; when the received sound data sent by the sound collection component for detecting the abnormal sound of the railway vehicle running part in the sound collection components is determined to be the abnormal sound, sending a second abnormal sound detection instruction to the sound collection components, and controlling the sound collection components to detect the abnormal sound of the railway vehicle running part.
Each of the sound collection components 104 is configured to detect an abnormal sound of the rail vehicle running gear under the control of the processing module.
The power supply is used for supplying electric quantity to the abnormal sound detection equipment of the running part of the rail vehicle, so that the abnormal sound detection equipment of the running part of the rail vehicle can work normally.
In order to enable the rail vehicle running gear abnormal sound detection device to work normally when the power supply 106 fails, the rail vehicle running gear abnormal sound detection device further comprises a backup battery 108 connected with the processing module 102.
In one embodiment, the backup battery may be a secondary battery.
The rail vehicle walks abnormal sound check out test set of portion still includes: a communication device 110 and a memory module 112, each coupled to the processing module 102.
The processing module 102 may be any existing processor, microprocessor, or single chip microcomputer that can process sound data, and is not described in detail herein.
The sound collection component can adopt but is not limited to: a speaker and a horn.
The communication device 110 is configured to enable the processing module to interact with a remote motor vehicle control center.
The communication devices 110, including but not limited to: a wired communication device and a wireless communication device.
The wired communication device may be, but is not limited to: optical fiber and broadband.
The wireless communication device may be, but is not limited to: mobile network communication devices and satellite network communication devices.
The storage module 112 is configured to cache a corresponding relationship between the abnormal sound database, the position of the abnormal sound source, and the component type of the abnormal sound source.
The abnormal sound database is used for storing the voiceprint characteristics of various abnormal sounds.
The types of components of the alien source may be, but are not limited to: the various mechanical and rotational components of the running gear of the rail vehicle are not described in detail here.
The position of the abnormal sound source refers to the direction and position information of the abnormal sound source relative to the abnormal sound detection equipment of the rail vehicle running part, and is obtained by measuring the relative direction and position of each component of the rail vehicle running part and the abnormal sound detection equipment of the rail vehicle running part when a worker is at the position of the abnormal sound detection equipment of the rail vehicle running part.
After the relative direction and position of each component of the rail vehicle walking part and the different sound detection equipment of the rail vehicle walking part are obtained through measurement by a worker, the component types of each component of the rail vehicle walking part and the relative direction and position of each component of the rail vehicle walking part and the different sound detection equipment of the rail vehicle walking part can be input into the different sound detection equipment of the rail vehicle walking part, and the corresponding relation between the position of the different sound source and the component type of the different sound source is formed.
The storage module 112 may be a non-volatile memory.
The processing module is used for sending a first abnormal sound detection instruction to the sound acquisition components and controlling one sound acquisition component in the sound acquisition components to detect abnormal sounds of the rail vehicle running part, and comprises the following steps (1) to (4):
(1) Sending a first abnormal sound detection instruction to the plurality of sound acquisition components, and controlling one sound acquisition component in the plurality of sound acquisition components to detect abnormal sounds of the rail vehicle running part;
(2) Receiving sound data sent by a sound acquisition component for detecting abnormal sounds of a running part of the railway vehicle in the plurality of sound acquisition components;
(3) Comparing the received sound data with different sound stored in a different sound database to obtain a comparison result;
(4) And when the comparison result indicates that the sound data is abnormal sound generated by the rail vehicle running part, sending a second abnormal sound detection instruction to the plurality of sound collection components.
Specifically, in order to compare the received sound data with the different-pitch sounds stored in the different-pitch sound database, the following steps (31) to (33) may be performed in the step (3):
(31) Processing the received sound data to obtain the voiceprint characteristics of the sound data;
(32) Acquiring voiceprint characteristics of different voice from the different voice database;
(33) And comparing the voiceprint characteristics of the sound data with the acquired voiceprint characteristics of the different-sound sounds one by one to obtain the similarity of the sound data and the different-sound sounds serving as the comparison result.
In the step (31), any voiceprint feature extraction algorithm in the prior art may be adopted to obtain the voiceprint features of the sound data from the received sound data, which is not described in detail herein.
In the step (33), any existing voiceprint feature comparison algorithm may be used to compare the voiceprint features of the sound data with the voiceprint features of the different sounds, so as to obtain the similarity between the sound data and the different sounds as the comparison result, and the specific process is not described herein again.
In the step (4), when a maximum similarity value of the similarities between the sound data and the abnormal sound is greater than a similarity threshold value, that is, when the comparison result indicates that the sound data is an abnormal sound generated by the rail vehicle running gear, the sound data is determined as the abnormal sound.
After sending the second abnormal sound detection instruction to the plurality of sound collection components, the processing module is used for sending the second abnormal sound detection instruction to the plurality of sound collection components and controlling the plurality of sound collection components to detect the abnormal sound of the rail vehicle running part, and the method comprises the following steps (1) to (5):
(1) Acquiring sound data respectively acquired by the plurality of sound acquisition components;
(2) Based on the sound data respectively collected by the plurality of sound collecting components, the position of a different sound source which emits different sounds in the rail vehicle running part is positioned, and the position of the different sound source which emits the different sounds in the rail vehicle running part is determined;
(3) Controlling the plurality of sound collection components to collect abnormal sound data emitted by the abnormal sound source in the direction corresponding to the position of the abnormal sound source, and determining the component type of the abnormal sound source according to the position of the abnormal sound source;
(4) Processing abnormal sound data emitted by the abnormal sound sources collected by the sound collection components, and identifying the abnormal sound type of the abnormal sound data;
(5) And when the abnormal sound type is determined to be matched with the component type of the abnormal sound source, determining that a component corresponding to the component type in the rail vehicle running part is in failure.
In the step (2), the position of the abnormal sound source may be located by using any existing abnormal sound source locating algorithm, which is not described herein again.
In the step (3), the processing module obtains a corresponding relationship between the position of the abnormal sound source and the type of the component of the abnormal sound source from the storage module 112, and determines the type of the component of the abnormal sound source corresponding to the position of the abnormal sound source from the corresponding relationship between the position of the abnormal sound source and the type of the component of the abnormal sound source according to the determined position of the abnormal sound source.
The processing module can send the abnormal sound data sent by the abnormal sound source and collected by the sound collection components to the abnormal sound database for storage.
In the step (4), the processing module may process the abnormal sound data emitted by the abnormal sound source collected by the sound collection components to obtain voiceprint characteristics of the abnormal sound data collected by the sound collection components, and process the voiceprint characteristics of the abnormal sound data collected by the sound collection components by using any abnormal sound type identification algorithm in the prior art to identify the abnormal sound type of the abnormal sound data, where a specific process is in the prior art and is not described herein again.
The abnormal sound type corresponds to a component type in the running part of the rail vehicle, and may include, but is not limited to: mechanical parts and transmission parts.
In the step (5), if it is determined that the component type of the alien sound source is an actuated component and the alien sound type is an actuated component alien sound, it is determined that the alien sound type matches the component type of the alien sound source; and determining that a component (i.e. a transmission component) corresponding to the component type in the running part of the rail vehicle is in fault.
Through the contents of the steps (1) to (5), the abnormal sound data can be processed, the abnormal sound source emitting the abnormal sound and the abnormal sound type of the abnormal sound are judged, the troubleshooting work efficiency and accuracy of the rail vehicle are further improved, the troubleshooting work is more targeted, and the detection probability of the rail vehicle fault is improved.
When it is determined through the flow from step (1) to step (5) that the component corresponding to the component type in the rail vehicle running part is faulty, the processing module in the rail vehicle running part abnormal sound detection device provided in this embodiment may further perform the following steps:
and the processing module is used for acquiring the vehicle identifier of the rail vehicle when determining that the component corresponding to the component type in the rail vehicle running part has a fault, generating fault information according to the vehicle identifier and the component type, and sending the fault information to a motor car control center through the communication equipment.
In the above step, the vehicle identifier of the rail vehicle is cached in the storage module.
When the motor train control center receives fault information sent by the rail vehicle running part abnormal sound detection equipment, the motor train control center informs workers of detecting and maintaining components corresponding to the component types recorded in the fault information of the rail vehicle where the rail vehicle running part abnormal sound detection equipment is located. The troubleshooting work efficiency and accuracy of the rail vehicle are improved, and the troubleshooting work is more targeted.
In addition to what is described above, the processing module is further configured to perform the following steps:
when the abnormal sound data is not detected within the preset time after the second abnormal sound detection instruction is sent out or the abnormal sound type is determined to be not matched with the component type of the abnormal sound source, a first abnormal sound detection instruction is sent to the plurality of sound collection components, and one sound collection component in the plurality of sound collection components is controlled to detect the abnormal sound of the railway vehicle walking part.
In the above step, the preset time period may be any time period within 5 minutes to 10 minutes.
In summary, according to the abnormal sound detection device for the running part of the rail vehicle provided by the embodiment, the abnormal sound detection of the running part of the rail vehicle is performed through the plurality of sound collection components in the abnormal sound detection device for the running part of the rail vehicle installed in the rail vehicle, and compared with a mode that the abnormal sound of the running part of the rail vehicle is detected through TADS installed on a rail or a vehicle-mounted mechanic in the related art, the abnormal sound detection device can better collect the sound emitted by the running part of the rail vehicle, achieves the purpose of detecting, recording and analyzing the abnormal sound and the abnormal sound of the motor car at all time periods of the vehicle, and improves the accuracy and reliability of the abnormal sound detection of the running part of the rail vehicle; moreover, the abnormal sound detection equipment of the running part of the railway vehicle is arranged in the rotating mechanism bin below the seat of the railway vehicle, the body of the railway vehicle is not required to be modified, and the abnormal sound detection equipment has the characteristics of convenience in installation, convenience in maintenance, no influence on passengers and no influence on the internal appearance of a carriage; furthermore, when the abnormal sound of the running part of the rail vehicle is detected, one sound acquisition component in the plurality of sound acquisition components can be controlled to detect the abnormal sound of the running part of the rail vehicle; when the received sound data sent by the sound collection component for detecting the abnormal sound of the running part of the railway vehicle is determined to be the abnormal sound, the second abnormal sound detection instruction is sent to the sound collection components, the sound collection components are controlled to detect the abnormal sound of the running part of the railway vehicle, and the power consumption of the abnormal sound detection equipment of the running part of the railway vehicle can be reduced.
Example 2
The embodiment provides a method for detecting abnormal noise of a running part of a railway vehicle, which is used for the equipment for detecting abnormal noise of the running part of the railway vehicle described in the embodiment 1.
In the method for detecting the abnormal noise of the running part of the rail vehicle, an execution main body is a processing module in the equipment for detecting the abnormal noise of the running part of the rail vehicle. The specific execution process is similar to the execution process of the processing module described in embodiment 1 above, and is not described here again.
Referring to a flow chart of a method for detecting abnormal noise of a running part of a railway vehicle shown in fig. 2, the method for detecting abnormal noise of the running part of the railway vehicle comprises the following specific steps:
Specifically, in the step 200, the following steps (1) to (4) may be performed:
(1) Sending a first abnormal sound detection instruction to the plurality of sound acquisition components, and controlling one sound acquisition component in the plurality of sound acquisition components to detect abnormal sounds of the rail vehicle running part;
(2) Receiving sound data sent by a sound acquisition component for detecting abnormal sounds of a running part of the railway vehicle in the plurality of sound acquisition components;
(3) Comparing the received sound data with different sound stored in a different sound database to obtain a comparison result;
(4) And when the comparison result indicates that the sound data is abnormal sound generated by the rail vehicle running part, sending a second abnormal sound detection instruction to the plurality of sound collection components.
Specifically, in step 202, the following steps (1) to (5) may be performed:
(1) Acquiring sound data respectively acquired by the plurality of sound acquisition components;
(2) Based on the sound data respectively collected by the plurality of sound collecting components, the position of the abnormal sound source emitting the abnormal sound in the rail vehicle running part is positioned, and the position of the abnormal sound source emitting the abnormal sound in the rail vehicle running part is determined;
(3) Controlling the plurality of sound acquisition components to respectively acquire abnormal sound data emitted by the abnormal sound source in the direction corresponding to the position of the abnormal sound source, and determining the component type of the abnormal sound source according to the position of the abnormal sound source;
(4) Processing abnormal sound data emitted by the abnormal sound sources collected by the sound collection components, and identifying the abnormal sound type of the abnormal sound data;
(5) And when the abnormal sound type is determined to be matched with the component type of the abnormal sound source, determining that a component corresponding to the component type in the rail vehicle running part is in failure.
When it is determined through the process from the step (1) to the step (5) that the component corresponding to the component type in the railway vehicle running part is failed, the method for detecting the abnormal noise of the railway vehicle running part, which is provided by the embodiment, may further perform the following steps:
and when determining that the component corresponding to the component type in the rail vehicle running part has a fault, acquiring a vehicle identifier of the rail vehicle, generating fault information according to the vehicle identifier and the component type, and sending the fault information to a motor train control center through the communication equipment.
In addition to the above description, the method for detecting abnormal noise of a running part of a railway vehicle according to the present embodiment may further perform the following steps:
when the abnormal sound data is not detected within the preset time after the second abnormal sound detection instruction is sent out or the abnormal sound type is determined to be not matched with the component type of the abnormal sound source, a first abnormal sound detection instruction is sent to the plurality of sound collection components, and one sound collection component in the plurality of sound collection components is controlled to detect the abnormal sound of the railway vehicle walking part.
In summary, in the method for detecting abnormal sounds of the running part of the rail vehicle provided by this embodiment, the abnormal sounds of the running part of the rail vehicle are detected by the plurality of sound collecting components in the equipment for detecting abnormal sounds of the running part of the rail vehicle installed in the rail vehicle, and compared with a method in which the abnormal sounds of the running part of the rail vehicle are detected by TADS installed on a rail or a driver on-board mechanic in the related art, the method can better collect the sounds emitted by the running part of the rail vehicle, achieve the purpose of detecting, recording and analyzing the abnormal sounds and the abnormal sounds of the motor car on-board at all times, and improve the accuracy and reliability of the abnormal sound detection of the running part of the rail vehicle; when the abnormal sound of the running part of the rail vehicle is detected, one sound collection component in the plurality of sound collection components can be controlled to detect the abnormal sound of the running part of the rail vehicle; when the received sound data sent by the sound collection component for detecting the abnormal sound of the running part of the railway vehicle is determined to be the abnormal sound, the second abnormal sound detection instruction is sent to the sound collection components, the sound collection components are controlled to detect the abnormal sound of the running part of the railway vehicle, and the power consumption of the abnormal sound detection equipment of the running part of the railway vehicle can be reduced.
Example 3
The present embodiment provides a device for detecting abnormal noise of a running part of a railway vehicle, which is used for executing the method for detecting abnormal noise of a running part of a railway vehicle provided in embodiment 2.
Referring to fig. 3, a schematic structural diagram of a rail vehicle running gear abnormal sound detection device is shown, the present embodiment provides a rail vehicle running gear abnormal sound detection device, including:
the first control module 300 is configured to send a first abnormal sound detection instruction to the plurality of sound collection components, and control one sound collection component of the plurality of sound collection components to detect abnormal sounds of the rail vehicle running part;
the second control module 302 is configured to, when it is determined that sound data received from a sound collection component that detects an abnormal sound of the railway vehicle running part among the sound collection components is an abnormal sound, send a second abnormal sound detection instruction to the sound collection components, and control the sound collection components to detect the abnormal sound of the railway vehicle running part.
In summary, according to the abnormal sound detection device for the running part of the rail vehicle provided by the embodiment, the abnormal sound detection of the running part of the rail vehicle is performed through the plurality of sound collection components in the abnormal sound detection equipment for the running part of the rail vehicle installed in the rail vehicle, and compared with a mode that the abnormal sound of the running part of the rail vehicle is detected through TADS installed on a rail or a vehicle-mounted mechanic in the related art, the abnormal sound detection device can better collect the sound emitted by the running part of the rail vehicle, achieves the purpose of detecting, recording and analyzing the abnormal sound and the abnormal sound of the motor car at all time periods of the vehicle, and improves the accuracy and reliability of the abnormal sound detection of the running part of the rail vehicle; when the abnormal sound of the running part of the rail vehicle is detected, one sound collection component in the plurality of sound collection components can be controlled to detect the abnormal sound of the running part of the rail vehicle; when the received sound data sent by the sound collection component for detecting the abnormal sound of the running part of the railway vehicle is determined to be the abnormal sound, the second abnormal sound detection instruction is sent to the sound collection components, the sound collection components are controlled to detect the abnormal sound of the running part of the railway vehicle, and the power consumption of the abnormal sound detection equipment of the running part of the railway vehicle can be reduced.
Example 4
The present embodiment proposes a computer-readable storage medium having stored thereon a computer program which, when executed by a processor, performs the steps of the data processing method described in embodiment 2 above. For specific implementation, refer to method embodiment 2, which is not described herein again.
In addition, referring to the structural schematic diagram of another rail vehicle running part abnormal noise detection device shown in fig. 4, the present embodiment also provides a rail vehicle running part abnormal noise detection device, where the rail vehicle running part abnormal noise detection device includes a bus 51, a processor 52, a transceiver 53, a bus interface 54, a memory 55, and a user interface 56. The abnormal noise detection device for the rail vehicle running part comprises a memory 55.
In this embodiment, the abnormal noise detecting device for a running part of a railway vehicle further includes: one or more programs stored on the memory 55 and executable on the processor 52, configured to be executed by the processor for performing the following steps (1) to (2):
(1) Sending a first abnormal sound detection instruction to the plurality of sound acquisition components, and controlling one sound acquisition component in the plurality of sound acquisition components to detect abnormal sounds of the rail vehicle running part;
(2) When the received sound data sent by the sound collecting component for detecting the abnormal sound of the railway vehicle running part in the sound collecting components are determined to be the abnormal sound, sending a second abnormal sound detection instruction to the sound collecting components, and controlling the sound collecting components to detect the abnormal sound of the railway vehicle running part.
A transceiver 53 for receiving and transmitting data under the control of the processor 52.
In fig. 4, a bus architecture (represented by bus 51), bus 51 may include any number of interconnected buses and bridges, with bus 51 linking together various circuits including one or more processors, represented by general purpose processor 52, and memory, represented by memory 55. The bus 51 may also link various other circuits such as peripherals, voltage regulators, power management circuits, and the like, which are well known in the art, and therefore, will not be described any further in this embodiment. A bus interface 54 provides an interface between the bus 51 and the transceiver 53. The transceiver 53 may be one element or a plurality of elements, such as a plurality of receivers and transmitters, providing a means for communicating with various other apparatus over a transmission medium. For example: the transceiver 53 receives external data from other devices. The transceiver 53 is used for transmitting data processed by the processor 52 to other devices. Depending on the nature of the computing system, a user interface 56, such as a keypad, display, speaker, microphone, joystick, may also be provided.
The processor 52 is responsible for managing the bus 51 and the usual processing, running a general-purpose operating system as described above. While memory 55 may be used to store data used by processor 52 in performing operations.
Alternatively, processor 52 may be, but is not limited to: a central processing unit, a singlechip, a microprocessor or a programmable logic device.
It will be appreciated that the memory 55 in embodiments of the invention may be either volatile memory or nonvolatile memory, or may include both volatile and nonvolatile memory. The non-volatile Memory may be a Read-Only Memory (ROM), a Programmable ROM (PROM), an Erasable PROM (EPROM), an Electrically Erasable PROM (EEPROM), or a flash Memory. Volatile Memory can be Random Access Memory (RAM), which acts as external cache Memory. By way of illustration and not limitation, many forms of RAM are available, such as Static random access memory (Static RAM, SRAM), dynamic Random Access Memory (DRAM), synchronous Dynamic random access memory (Synchronous DRAM, SDRAM), double Data Rate Synchronous Dynamic random access memory (ddr Data Rate SDRAM, ddr SDRAM), enhanced Synchronous SDRAM (ESDRAM), synchlink DRAM (SLDRAM), and Direct Rambus RAM (DRRAM). The memory 55 of the systems and methods described in this embodiment is intended to comprise, without being limited to, these and any other suitable types of memory.
In some embodiments, memory 55 stores the following elements, executable modules or data structures, or a subset thereof, or an expanded set thereof: an operating system 551 and application programs 552.
The operating system 551 includes various system programs, such as a framework layer, a core library layer, a driver layer, and the like, for implementing various basic services and processing hardware-based tasks. The application 552 includes various applications, such as a Media Player (Media Player), a Browser (Browser), and the like, for implementing various application services. A program implementing the method of an embodiment of the present invention may be included in the application 552.
In summary, according to the abnormal sound detection device for the running part of the rail vehicle and the computer-readable storage medium provided by this embodiment, the abnormal sound detection for the running part of the rail vehicle is performed by the plurality of sound collection components in the abnormal sound detection equipment for the running part of the rail vehicle installed in the rail vehicle, and compared with a mode in which the abnormal sound of the running part of the rail vehicle is detected by TADS installed on a rail or a vehicle-mounted mechanic in the related art, the abnormal sound detection device can better collect the sound emitted by the running part of the rail vehicle, achieve the purpose of detecting, recording and analyzing the abnormal sound of the motor vehicle at all time periods of the vehicle-mounted, and improve the accuracy and reliability of the abnormal sound detection for the running part of the rail vehicle; when the abnormal sound of the running part of the rail vehicle is detected, one sound collection component in the plurality of sound collection components can be controlled to detect the abnormal sound of the running part of the rail vehicle; when the received sound data sent by the sound collecting component for detecting the abnormal sound of the railway vehicle running part in the sound collecting components are determined to be the abnormal sound, a second abnormal sound detection instruction is sent to the sound collecting components, the sound collecting components are controlled to detect the abnormal sound of the railway vehicle running part, and the power consumption of the railway vehicle running part abnormal sound detection equipment can be reduced.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A rail vehicle walks abnormal sound check out test set of portion which characterized in that for rail vehicle, includes: the device comprises a device shell, a processing module, a plurality of sound acquisition components and a power supply;
the processing module, the plurality of sound collecting components and the power supply are respectively arranged in the device shell; the device shell is arranged in a rotating mechanism bin below a seat of the railway vehicle;
the processing module is respectively connected with the plurality of sound acquisition components and the power supply;
the processing module is used for sending a first abnormal sound detection instruction to the plurality of sound acquisition components and controlling one sound acquisition component in the plurality of sound acquisition components to detect abnormal sounds of the railway vehicle running part; when the received sound data sent by the sound collection component for detecting the abnormal sound of the railway vehicle running part in the sound collection components are determined to be abnormal sound, sending a second abnormal sound detection instruction to the sound collection components, and controlling the sound collection components to detect the abnormal sound of the railway vehicle running part;
and each sound acquisition component in the plurality of sound acquisition components is respectively used for detecting the abnormal sound of the railway vehicle running part under the control of the processing module.
2. The device for detecting abnormal noise of a running part of a railway vehicle according to claim 1, wherein the processing module is configured to send a first abnormal noise detection instruction to the plurality of sound collection components and control one sound collection component of the plurality of sound collection components to detect abnormal noise of the running part of the railway vehicle, and the device comprises:
sending a first abnormal sound detection instruction to the plurality of sound acquisition components, and controlling one sound acquisition component in the plurality of sound acquisition components to detect abnormal sounds of the rail vehicle running part;
receiving sound data sent by a sound acquisition component for detecting abnormal sounds of a running part of the railway vehicle in the plurality of sound acquisition components;
comparing the received sound data with different sound stored in the different sound database to obtain a comparison result;
and when the comparison result indicates that the sound data is abnormal sound generated by the rail vehicle running part, sending a second abnormal sound detection instruction to the plurality of sound collection components.
3. The device for detecting abnormal noise of a running part of a rail vehicle according to claim 1, wherein the processing module is configured to send a second abnormal noise detection instruction to a plurality of sound collection components and control the plurality of sound collection components to detect abnormal noise of the running part of the rail vehicle, and the device comprises:
acquiring sound data respectively acquired by the plurality of sound acquisition components;
based on the sound data respectively collected by the plurality of sound collecting components, the position of the abnormal sound source emitting the abnormal sound in the rail vehicle running part is positioned, and the position of the abnormal sound source emitting the abnormal sound in the rail vehicle running part is determined;
controlling the plurality of sound acquisition components to respectively acquire abnormal sound data emitted by the abnormal sound source in the direction corresponding to the position of the abnormal sound source, and determining the component type of the abnormal sound source according to the position of the abnormal sound source;
processing abnormal sound data emitted by the abnormal sound sources collected by the sound collection components, and identifying the abnormal sound type of the abnormal sound data;
and when the abnormal sound type is matched with the component type of the abnormal sound source, determining that a component corresponding to the component type in the rail vehicle running part has a fault.
4. The rail vehicle running gear abnormal sound detection device according to claim 3, wherein the processing module is further configured to:
when the abnormal sound data is not detected within the preset time after the second abnormal sound detection instruction is sent out or the abnormal sound type is determined to be not matched with the component type of the abnormal sound source, sending a first abnormal sound detection instruction to the plurality of sound collection components, and controlling one sound collection component in the plurality of sound collection components to detect the abnormal sound of the railway vehicle walking part.
5. The rail vehicle running gear abnormal sound detection apparatus according to claim 3, further comprising: a communication device connected with the processing module;
and the processing module is used for acquiring the vehicle identifier of the rail vehicle when determining that the component corresponding to the component type in the rail vehicle running part has a fault, generating fault information according to the vehicle identifier and the component type, and sending the fault information to a motor car control center through the communication equipment.
6. A method for detecting abnormal noise of a running gear of a railway vehicle, which is used for the apparatus for detecting abnormal noise of a running gear of a railway vehicle according to any one of claims 1 to 5, the method comprising:
sending a first abnormal sound detection instruction to the plurality of sound acquisition components, and controlling one sound acquisition component in the plurality of sound acquisition components to detect abnormal sounds of the rail vehicle running part;
when the received sound data sent by the sound collection component for detecting the abnormal sound of the railway vehicle running part in the sound collection components is determined to be the abnormal sound, sending a second abnormal sound detection instruction to the sound collection components, and controlling the sound collection components to detect the abnormal sound of the railway vehicle running part.
7. The method according to claim 6, wherein sending a first abnormal sound detection instruction to the plurality of sound collection components and controlling one of the plurality of sound collection components to detect abnormal sounds of a running part of a rail vehicle comprises:
sending a first abnormal sound detection instruction to the plurality of sound acquisition components, and controlling one sound acquisition component in the plurality of sound acquisition components to detect abnormal sounds of the rail vehicle running part;
receiving sound data sent by a sound acquisition component for detecting abnormal sounds of a running part of the railway vehicle in the plurality of sound acquisition components;
comparing the received sound data with different sound stored in a different sound database to obtain a comparison result;
and when the comparison result indicates that the sound data is abnormal sound generated by the rail vehicle running part, sending a second abnormal sound detection instruction to the plurality of sound collection components.
8. A rail vehicle walks abnormal sound detection device of portion which characterized in that includes:
the first control module is used for sending a first abnormal sound detection instruction to the plurality of sound acquisition components and controlling one sound acquisition component in the plurality of sound acquisition components to detect abnormal sounds of the rail vehicle running part;
and the second control module is used for sending a second abnormal sound detection instruction to the plurality of sound collection components and controlling the plurality of sound collection components to detect the abnormal sound of the railway vehicle running part when the received sound data sent by the sound collection component for detecting the abnormal sound of the railway vehicle running part in the plurality of sound collection components is determined to be the abnormal sound.
9. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the method of claim 6 or 7.
10. A rail vehicle running gear abnormal noise detection device, characterized in that the rail vehicle running gear abnormal noise detection device comprises a memory, a processor and one or more programs, wherein the one or more programs are stored in the memory and configured to execute the steps of the method according to claim 6 or 7 by the processor.
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