CN113743548A - System and method for monitoring running state of railway vehicle bearing based on RFID - Google Patents
System and method for monitoring running state of railway vehicle bearing based on RFID Download PDFInfo
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- CN113743548A CN113743548A CN202110924948.6A CN202110924948A CN113743548A CN 113743548 A CN113743548 A CN 113743548A CN 202110924948 A CN202110924948 A CN 202110924948A CN 113743548 A CN113743548 A CN 113743548A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 24
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- 239000002184 metal Substances 0.000 claims abstract description 28
- 238000005259 measurement Methods 0.000 claims description 8
- 230000002159 abnormal effect Effects 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
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Abstract
The invention provides a railway vehicle bearing running state monitoring system based on RFID, which comprises an anti-metal passive RFID electronic tag arranged on the surface of a railway vehicle bearing, wherein the anti-metal passive RFID electronic tag is integrated with a low-power-consumption temperature sensor, a sound sensor and a vibration sensor. The invention also provides a railway vehicle bearing running state monitoring method based on the RFID. The invention has the beneficial effects that: the anti-metal passive RFID electronic tag is adopted to monitor the running state of the railway vehicle bearing, is less influenced by the environment, is convenient to install and maintain and has low cost.
Description
Technical Field
The invention relates to a railway information system, in particular to a railway vehicle bearing running state monitoring system and method based on RFID.
Background
At present, the monitoring of the railway vehicle bearing carrying state comprises an infrared axle temperature detection system (THDS) and a vehicle rolling bearing fault rail side acoustic diagnosis system (TADS), the two monitoring systems are installed on rail side equipment, a non-contact measurement mode is adopted, the temperature of a bearing outer ring and a wagon bearing noise signal are respectively measured, the measurement accuracy is greatly influenced by severe environments such as rain, snow, oil stains and the like in the two non-contact measurement modes, the system is complex, and the construction and maintenance cost is high.
In addition, in the shaft end bolt temperature measuring mode in the prior art, the internal temperature of the vehicle axle is directly measured, and the surface temperature of the bearing cannot be directly measured.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a system and a method for monitoring the running state of a railway vehicle bearing based on RFID.
The invention provides a railway vehicle bearing running state monitoring system based on RFID, which comprises an anti-metal passive RFID electronic tag arranged on the surface of a railway vehicle bearing, wherein the anti-metal passive RFID electronic tag is integrated with a low-power-consumption temperature sensor, a sound sensor and a vibration sensor.
As a further improvement of the invention, the system also comprises data acquisition equipment arranged on two sides of the track, and the data acquisition equipment receives the data measured by the anti-metal passive RFID electronic tag in real time.
As a further improvement of the invention, the system also comprises an information management platform, the data acquisition equipment uploads the received data to the information management platform, and the information management platform analyzes the received information and gives an alarm to an abnormal bearing, so that the running safety of the vehicle is guaranteed.
As a further improvement of the invention, the data acquisition equipment is connected with the anti-metal passive RFID electronic tag in a wireless mode.
As a further improvement of the invention, the data acquisition equipment and the anti-metal passive RFID electronic tag which are positioned on the same side are connected in a wireless mode.
As a further development of the invention, the data acquisition device is deployed between two sleepers outside the track.
As a further improvement of the invention, the metal-resistant passive RFID electronic tag is arranged on the bottom surface of each railway vehicle bearing close to the rail surface in an adhering or hooping mode.
As a further improvement of the invention, the metal-resistant passive RFID electronic tag is designed into a strip shape and is arranged on the surface of the groove in the middle of the bearing of the railway vehicle or on two sides of the surface of the groove.
The invention also provides a railway vehicle bearing running state monitoring method based on RFID, which is based on any one of the systems to carry out the following processes:
the anti-metal passive RFID electronic tag directly measures the temperature of the surface of a bearing, the noise of the bearing and the vibration of the bearing in the running process of a railway vehicle in a contact measurement mode, sends measured temperature information, sound information, vibration information and basic information stored in the tag to data acquisition equipment arranged beside a rail, uploads the information to an information management platform through the data acquisition equipment, and the information management platform analyzes the received information, alarms abnormal bearings in real time according to a set fault alarm model and reminds personnel of timely processing.
As a further improvement of the invention, the basic information stored in the tag comprises the type of the bearing, the manufacturer, the number of the shaft end and the position of the bearing; measuring the temperature of the surface of a bearing in the running process of the railway vehicle in real time through a temperature sensor; measuring the internal noise of the bearing in the running process of the railway vehicle in real time through a sound sensor; real-time measurement of vibration of a bearing during operation of a railway vehicle by means of a vibration sensor
The invention has the beneficial effects that: the anti-metal passive RFID electronic tag is adopted to monitor the running state of the railway vehicle bearing, is less influenced by the environment, is convenient to install and maintain and has low cost.
Drawings
FIG. 1 is a schematic diagram of an anti-metal passive RFID electronic tag of a monitoring system for the running state of a railway vehicle bearing based on RFID.
FIG. 2 is a schematic diagram of a system for monitoring the running state of a railway vehicle bearing based on RFID according to the present invention.
Detailed Description
The invention is further described with reference to the following description and embodiments in conjunction with the accompanying drawings.
As shown in fig. 1 to 2, a railway vehicle bearing operation state monitoring system based on RFID comprises a metal passive RFID tag installed on a railway vehicle bearing surface, the metal passive RFID tag integrates a low-power consumption temperature sensor, a sound sensor and a vibration sensor, directly measures the temperature, bearing noise and bearing vibration of the bearing surface during the railway vehicle operation process in a contact measurement manner, wirelessly transmits the measured temperature information, sound information, vibration information and basic information stored in the tag to a data acquisition device 200 installed at the rail side, uploads the information to an information management platform 100 through the data acquisition device, the information management platform 100 analyzes the received information and gives an alarm to an abnormal bearing to ensure the vehicle operation safety, the invention solves the problem that the traditional THDS and TADS systems are greatly influenced by the environment, complex installation and maintenance, high cost and the like.
The anti-metal passive RFID electronic tag integrates a low-power-consumption temperature sensor, a sound sensor and a vibration sensor, and meanwhile, the electronic tag stores basic information including the type of a bearing, a manufacturer, the number of a shaft end and the like, and the basic information corresponds to the position of the bearing one to one, so that the accurate positioning of the bearing is realized.
The anti-metal passive RFID electronic tag is fixed on the outer surface of the railway vehicle bearing in a sticking or hoop mode and directly contacts the railway vehicle bearing, and the temperature sensor measures the temperature of the surface of the bearing in the running process of the railway vehicle in real time; the sound sensor measures the internal noise of the bearing in real time in the running process of the railway vehicle; the vibration sensor measures vibration of the bearing in real time during operation of the railway vehicle.
Designing an anti-metal passive RFID electronic tag into a strip shape, respectively installing the anti-metal passive RFID electronic tag on the surface of a groove in the middle of a bearing or on two sides of the surface of the groove, and monitoring the temperature of a multipoint position on the surface of the bottom of the bearing, the internal noise of the bearing and the vibration of the bearing; the data acquisition equipment 200 is arranged between two sleepers on the outer side of the track, the data acquisition equipment 200 is in wireless communication with the anti-metal passive RFID electronic tags at the same side positions, and reads the information of the electronic tags at the same side positions in real time, wherein the read information comprises measured temperature information, bearing internal noise, bearing vibration information and basic information such as the types, manufacturers and shaft end numbers of the bearings stored by the electronic tags; after the data acquisition equipment 200 reads the electronic tag information, the data are uploaded to the information management platform 100 in real time through a wired network, the information management platform 100 carries out classified statistical analysis on the received temperature, sound and vibration data by using a machine learning system according to the type, the installation position and the like of a bearing, alarms abnormal bearings in real time, informs personnel to confirm and process alarm information in time, and feeds back a processing result to the information management platform 100 in time, so that the running safety of the railway vehicle is guaranteed.
The invention provides a railway vehicle bearing running state monitoring system based on RFID, which has the following beneficial effects:
the RFID electronic tag integrates a temperature sensor, a sound sensor and a vibration sensor, and does not need external extra power supply.
2. The electronic tag is directly arranged on the surface of the bearing, the temperature, the internal noise of the bearing and the vibration of the bearing are measured in a contact mode, and the measurement accuracy is not affected by severe environments such as rain, snow, oil stains and the like.
3. Through the mode of wireless communication, the data acquisition equipment gathers the temperature, bearing internal noise, bearing vibration information that the electronic tags measured in the operation process in real time, need not artificial intervention.
4. And the information management platform alarms the abnormal bearing in real time according to the set fault alarm model, so that the running safety of the railway vehicle is guaranteed.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (10)
1. The utility model provides a railway vehicle bearing running state monitored control system based on RFID which characterized in that: the RFID tag comprises an anti-metal passive RFID electronic tag which is installed on the surface of a railway vehicle bearing, wherein the anti-metal passive RFID electronic tag is integrated with a low-power-consumption temperature sensor, a sound sensor and a vibration sensor.
2. The RFID-based railway vehicle bearing operating condition monitoring system of claim 1, wherein: the system further comprises data acquisition equipment arranged on two sides of the track, and the data acquisition equipment receives data measured by the anti-metal passive RFID electronic tag in real time.
3. The RFID-based railway vehicle bearing operating condition monitoring system of claim 2, wherein: the system further comprises an information management platform, the data acquisition equipment uploads the received data to the information management platform, and the information management platform analyzes the received information and gives an alarm for an abnormal bearing, so that the running safety of the vehicle is guaranteed.
4. The RFID-based railway vehicle bearing operating condition monitoring system of claim 2, wherein: the data acquisition equipment is connected with the anti-metal passive RFID electronic tag in a wireless mode.
5. The RFID-based railway vehicle bearing operating condition monitoring system of claim 2, wherein: and the data acquisition equipment and the anti-metal passive RFID electronic tag positioned on the same side are connected in a wireless mode.
6. The RFID-based railway vehicle bearing operating condition monitoring system of claim 2, wherein: the data acquisition device is deployed between two sleepers outside the track.
7. The RFID-based railway vehicle bearing operating condition monitoring system of claim 1, wherein: the metal-resistant passive RFID electronic tag is arranged on the bottom surface of each railway vehicle bearing close to the rail surface in a bonding or hoop mode.
8. The RFID-based railway vehicle bearing operating condition monitoring system of claim 1, wherein: the anti-metal passive RFID electronic tag is designed into a strip shape and is arranged on the surface of a groove in the middle of a railway vehicle bearing or on two sides of the surface of the groove.
9. A railway vehicle bearing running state monitoring method based on RFID is characterized in that: performing the following process based on the system of any one of claims 1 to 8:
the anti-metal passive RFID electronic tag directly measures the temperature of the surface of a bearing, the noise of the bearing and the vibration of the bearing in the running process of a railway vehicle in a contact measurement mode, sends measured temperature information, sound information, vibration information and basic information stored in the tag to data acquisition equipment arranged beside a rail, uploads the information to an information management platform through the data acquisition equipment, and the information management platform analyzes the received information, alarms abnormal bearings in real time according to a set fault alarm model and reminds personnel of timely processing.
10. The RFID-based railway vehicle bearing operating condition monitoring method of claim 9, wherein: the basic information stored in the tag comprises a bearing model, a manufacturer, a shaft end number and a bearing position; measuring the temperature of the surface of a bearing in the running process of the railway vehicle in real time through a temperature sensor; measuring the internal noise of the bearing in the running process of the railway vehicle in real time through a sound sensor; and measuring the vibration of the bearing in the running process of the railway vehicle in real time through a vibration sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110924948.6A CN113743548A (en) | 2021-08-12 | 2021-08-12 | System and method for monitoring running state of railway vehicle bearing based on RFID |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110924948.6A CN113743548A (en) | 2021-08-12 | 2021-08-12 | System and method for monitoring running state of railway vehicle bearing based on RFID |
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| CN113743548A true CN113743548A (en) | 2021-12-03 |
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| CN202110924948.6A Pending CN113743548A (en) | 2021-08-12 | 2021-08-12 | System and method for monitoring running state of railway vehicle bearing based on RFID |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202159352U (en) * | 2011-07-08 | 2012-03-07 | 深圳市远望谷信息技术股份有限公司 | Temperature measurement system used for train part |
| KR20130054294A (en) * | 2013-03-25 | 2013-05-24 | 주식회사 비즈모델라인 | Method for controlling rfid tag |
| CN203112273U (en) * | 2013-03-19 | 2013-08-07 | 苏州大学 | Remote elevator monitoring system based on RFID technique |
| CN204883780U (en) * | 2015-07-22 | 2015-12-16 | 深圳市远望谷信息技术股份有限公司 | Electronic tags mounting structure suitable for railway bearing |
| KR20160124329A (en) * | 2015-04-16 | 2016-10-27 | (주)티엘씨테크놀로지 | Train position detection tag system capable of transmitting ambient condition information of railways and the method thereof |
| CN106908166A (en) * | 2017-01-17 | 2017-06-30 | 北京康拓红外技术股份有限公司 | A kind of rolling stock critical component dynamic temperature measurement system and dynamic temperature measurement method |
-
2021
- 2021-08-12 CN CN202110924948.6A patent/CN113743548A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202159352U (en) * | 2011-07-08 | 2012-03-07 | 深圳市远望谷信息技术股份有限公司 | Temperature measurement system used for train part |
| CN203112273U (en) * | 2013-03-19 | 2013-08-07 | 苏州大学 | Remote elevator monitoring system based on RFID technique |
| KR20130054294A (en) * | 2013-03-25 | 2013-05-24 | 주식회사 비즈모델라인 | Method for controlling rfid tag |
| KR20160124329A (en) * | 2015-04-16 | 2016-10-27 | (주)티엘씨테크놀로지 | Train position detection tag system capable of transmitting ambient condition information of railways and the method thereof |
| CN204883780U (en) * | 2015-07-22 | 2015-12-16 | 深圳市远望谷信息技术股份有限公司 | Electronic tags mounting structure suitable for railway bearing |
| CN106908166A (en) * | 2017-01-17 | 2017-06-30 | 北京康拓红外技术股份有限公司 | A kind of rolling stock critical component dynamic temperature measurement system and dynamic temperature measurement method |
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