CN203681577U - Non-contact pantograph catenary arcing detection and monitoring structure - Google Patents
Non-contact pantograph catenary arcing detection and monitoring structure Download PDFInfo
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- CN203681577U CN203681577U CN201420025526.0U CN201420025526U CN203681577U CN 203681577 U CN203681577 U CN 203681577U CN 201420025526 U CN201420025526 U CN 201420025526U CN 203681577 U CN203681577 U CN 203681577U
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 21
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- 238000004891 communication Methods 0.000 claims abstract description 4
- 238000012360 testing method Methods 0.000 claims description 41
- 230000005540 biological transmission Effects 0.000 claims description 17
- 239000000835 fiber Substances 0.000 claims description 11
- 239000006059 cover glass Substances 0.000 claims description 3
- 229910052732 germanium Inorganic materials 0.000 claims description 3
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims description 3
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Abstract
The utility model provides a non-contact pantograph catenary arcing detection and monitoring structure. The non-contact pantograph catenary arcing detection and monitoring structure is characterized by comprising a train roof detection portion and a train interior detection portion. The train roof detection portion and the train interior detection portion are connected in a communication mode; the train roof detection portion mainly comprises an optical lens assembly and a thermal infrared imager; the train interior detection portion mainly comprises a photomultiplier, a current sensor, a signal acquisition and processing panel, a data storage device and a wireless sending panel. The input end of the signal acquisition and processing panel is connected with the photomultiplier and the current sensor, the output end of the signal acquisition and processing panel is connected with the data storage device, and the data storage device is connected with the wireless sending panel. The non-contact pantograph catenary arcing detection and monitoring structure does not make contact with a pantograph catenary in the detection process, and due to the fact that parameter indexes are detected and monitored in an online mode, the situations of current-receiving quality of the pantograph catenary can be reflected really and objectively, and the guarantee is provided for normal running of an electric train.
Description
Technical field
The utility model relates to Inspection Technology for Overhead Contact System field, relates in particular to a kind of non-contact bow net arcing and detects monitoring of structures.
Background technology
Contact system is as component part important in tractive power supply system, and the crucial constituent elements of pantograph to be power train obtain electric energy, the good dynamic Contact performance of its contact system and pantograph is the prerequisite guarantee that ensures the normal operation of power train.But contact system contacts and is subject on other several factors with pantograph good mechanical, as overhead contact line, contact wire material, pantograph pan defect and track irregularity etc.If there is above-mentioned influence factor, make contact wire and slightly bad contact of pantograph contact surface, between bow net, just may produce arcing.The generation of these electric discharge phenomena has not only worsened the quality between pantograph-catenary current collection, and contact wire and pantograph pan are caused to electric abrasion, has reduced greatly service life.How contact system and pantograph current carrying quality real-time online are detected to monitoring, running state and the indices grasped in time between true bow net just seem very necessary.
Investigate the detection technique of domestic maturation and find, bow net dynamic relationship detects and mostly adopts traditional mode based on installing force sensor on pantograph draw runner to realize.By the quality of bow net contact pressure parameter assessment pantograph-catenary current collection quality.But because the mode of measuring contact has changed the original structure of pantograph, therefore bow net contact pressure can not reflect bow net dynamic relationship truely and accurately.
In addition, external ripe detection technique mostly detects the arcing producing between bow net to the detection of bow net dynamic relationship.As Japan, Italy have all adopted arcing method of inspection in succession.But only realize the detection of bow net arcing at present, there is no associated relevant electric parameter, as traction current, bow net operation heat picture etc., carried out assistant analysis bow net dynamic relationship.
If a kind of detection architecture can be provided, this detection architecture can accomplish not change the original structure of pantograph, can reflect truely and accurately bow net dynamic relationship, and in the testing process of bow net arcing, can also carry out assistant analysis bow net dynamic relationship by associated relevant electric parameter, will be very significant.
Summary of the invention
For addressing the above problem, the utility model provides a kind of non-contact bow net arcing to detect monitoring of structures, it is characterized in that, comprises He Chenei test section, roof test section, the communication connection of He Chenei test section, described roof test section;
Described roof test section mainly comprises optical lens group, thermal infrared imager;
In described car, test section mainly comprises photomultiplier, current sensor, signal acquisition process plate, data memory, wireless transmission plate; Described signal acquisition process plate input end is connected with photomultiplier, current sensor respectively, and mouth is connected with data memory; Described data memory is connected with wireless transmission plate.
Further, the optical lens group of described roof test section and the photomultiplier of Che Nei test section are connected by UV fiber bundle.
Further, UV fiber bundle is made up of many UV fiber.
Further, the thermal infrared imager of described roof test section is connected by netting twine with the data memory of Che Nei test section.
Further, thermal infrared imager is mainly made up of infrared germanium camera lens and infrared detector.
Further, optical lens group comprises cover glass, filter, attenuator.
Further, photomultiplier comprises solar blind light electric explorer, high tension supply, driving circuit.
Further, signal acquisition process plate comprises fpga chip and ARM chip.
Further, described fpga chip model is EPM1270T144I5, and ARM chip model is STM32F103VET6.
Further, wireless transmission plate adopts SIM900 wireless transmission circuit module.
The beneficial effects of the utility model are:
The utility model not only can be realized and detect bow net arcing parameter, but also can detect the parameter such as the heat picture of bow net running state and the traction current of train, achieve a butt joint and touch net and pantograph current carrying quality real-time online detection monitoring, grasp in time running state and indices between true bow net.The utility model in testing process not with bow net contact, by online detection detected parameters index, reflection pantograph-catenary current collection quality condition that can objective, is the guarantee that provides of the normal operation of power train.
Brief description of the drawings
Fig. 1 is the schematic diagram of the utility model while being installed on power train.
Fig. 2 is constructional drawing of the present utility model.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is done to further detailed statement.
As shown in Figure 1, the schematic diagram on while being installed on power train for the utility model.Wherein roof test section 2 is arranged on bow net system 1 rear end, and in car, test section 3 is installed in the compartment of pantograph bottom, communicates to connect with roof test section 2.The utility model framework, on power train, has formed a set of detection control monitor unit jointly with power train.
In car, test section 3 mainly comprises photomultiplier, current sensor, signal acquisition process plate, data memory, wireless transmission plate.Described signal acquisition process plate input end is connected with photomultiplier, current sensor respectively, and mouth is connected with data memory; Described data memory is connected with wireless transmission plate.
Roof test section 2 mainly comprises optical lens group, thermal infrared imager.The photomultiplier of optical lens group and Che Nei test section is connected by UV fiber bundle.
Below various piece is elaborated.
Optical lens group: mainly formed by cover glass, ultraviolet filter, attenuator etc.Realize effective collection of bow net arcing feature ultraviolet signal, which greatly reduces the interference of sunshine.
Thermal infrared imager: mainly formed by infrared germanium camera lens and infrared detector, realized the temperature traverse that gathers bow net operation heat picture and bow net arcing, auxiliary information of observing bow net arcing.
Photomultiplier: mainly formed by solar blind light electric explorer, high tension supply, driving circuit etc., realized ultraviolet signal and be converted into electric signal.
Current sensor: realized the detection of power train traction current parameter.
Signal acquisition process plate: be EPM1270T144I5 based on FPGA(chip model) and ARM(chip signal be STM32F103VET6) framework mode, realized the functions such as signal collected filtering, amplification, synchronized sampling, control.Institute's Information Monitoring comprises bow net arcing electric signal, traction current, speed and kilometer post information etc.The location of having realized bow net arcing generation section by gathering locating information.
Wireless transmission plate: adopt GSM/GPRS transmission technology, utilize SIM900 wireless transmission circuit module, realized reporting of testing result.
The concrete communication connection mode of roof test section 2 and Che Nei test section 3 is:
The optical lens group of described roof test section 2 is connected by UV fiber with the photomultiplier of Che Nei test section 3.The thermal infrared imager of described roof test section 2 is connected by netting twine with the data memory of Che Nei test section 3.
Wherein, UV fiber bundle is mainly made up of many UV fiber, and the form that interface adopts SMA905, has realized the efficient transmission of ultraviolet signal, has avoided the problem of the long Distance Transmission decay of faint optical signal.
Working process of the present utility model is:
The optical lens group of roof test section 2 gathers bow net arcing feature ultraviolet signal, and in UV fiber bundle enters to transmit with car, the photomultiplier of test section 3, is converted into electric signal by described photomultiplier by ultraviolet signal.Thermal infrared imager gathers the temperature traverse of bow net operation heat picture and bow net arcing, auxiliary information of observing bow net arcing.
Meanwhile, in car, the signal acquisition process plate of test section 3 detects power train traction current parameter by current sensor, and the electric signal of synchronous acquisition locating information and photomultiplier.Institute's Information Monitoring comprises bow net arcing electric signal, traction current, speed and kilometer post information etc.All collection signals after filtering, amplification, control etc., the location of having realized bow net arcing generation section.
The output information of signal acquisition process plate and thermal infrared imager transfers to after data memory, is transferred to wireless transmission plate, and wireless transmission plate reports testing result.
Compared with existing detection technique, the beneficial effects of the utility model are:
1, realized operation power train real-time online and detected, and in testing process not with bow net contact, objectively reflected really bow net dynamic relationship, not only can detect bow net arcing, and can detect the parameters such as bow net operation heat picture and traction current.
2, can effectively detect the bow net arcing information between bow net, effectively avoid the interference of sunshine.
3, the bow net arcing parameter index detecting is not only limited as arcing rate, arc time, maximum arcing time length and arcing number of times.
4, can analyze the relation between bow net arcing and traction current by traction current parameter.
5, move thermal-induced imagery by bow net and observe intuitively bow net arcing temperature traverse and pantograph running state.
6, send testing result by wireless mode, reduced manual operation, improved automation degree of equipment.
7, the utility model level of integrated system is high, volume is little, is convenient for carrying and installs.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications; also can above-mentioned detailed description of the invention combine, these technical schemes of improving, retouching and be combined to form also should be considered as protection domain of the present utility model.
Claims (10)
1. non-contact bow net arcing detects a monitoring of structures, it is characterized in that, comprises He Chenei test section, roof test section, the communication connection of He Chenei test section, described roof test section;
Described roof test section mainly comprises optical lens group, thermal infrared imager;
In described car, test section mainly comprises photomultiplier, current sensor, signal acquisition process plate, data memory, wireless transmission plate; Described signal acquisition process plate input end is connected with photomultiplier, current sensor respectively, and mouth is connected with data memory; Described data memory is connected with wireless transmission plate.
2. non-contact bow net arcing as claimed in claim 1 detects monitoring of structures, it is characterized in that, the optical lens group of described roof test section is connected by UV fiber bundle with the photomultiplier of Che Nei test section.
3. non-contact bow net arcing as claimed in claim 2 detects monitoring of structures, it is characterized in that, UV fiber bundle is made up of many UV fiber.
4. the non-contact bow net arcing as described in claim 1 or 2 or 3 detects monitoring of structures, it is characterized in that, the thermal infrared imager of described roof test section is connected by netting twine with the data memory of Che Nei test section.
5. non-contact bow net arcing as claimed in claim 4 detects monitoring of structures, it is characterized in that, thermal infrared imager is mainly made up of infrared germanium camera lens and infrared detector.
6. non-contact bow net arcing as claimed in claim 1 detects monitoring of structures, it is characterized in that, optical lens group comprises cover glass, filter, attenuator.
7. non-contact bow net arcing as claimed in claim 1 detects monitoring of structures, it is characterized in that, photomultiplier comprises solar blind light electric explorer, high tension supply, driving circuit.
8. non-contact bow net arcing as claimed in claim 1 detects monitoring of structures, it is characterized in that, signal acquisition process plate comprises fpga chip and ARM chip.
9. non-contact bow net arcing as claimed in claim 8 detects monitoring of structures, it is characterized in that, described fpga chip model is EPM1270T144I5, and ARM chip model is STM32F103VET6.
10. non-contact bow net arcing as claimed in claim 1 detects monitoring of structures, it is characterized in that, wireless transmission plate adopts SIM900 wireless transmission circuit module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420025526.0U CN203681577U (en) | 2014-01-16 | 2014-01-16 | Non-contact pantograph catenary arcing detection and monitoring structure |
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| CN201420025526.0U CN203681577U (en) | 2014-01-16 | 2014-01-16 | Non-contact pantograph catenary arcing detection and monitoring structure |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104176088A (en) * | 2014-09-11 | 2014-12-03 | 西南交通大学 | Non-contact type pantograph and catenary arcing energy detection method and system |
| CN104442840A (en) * | 2014-12-01 | 2015-03-25 | 西南交通大学 | Method for acquiring traction current disturbing amount during arc burning of bow net, and arc burning detection device |
| CN105469420A (en) * | 2016-01-25 | 2016-04-06 | 成都国铁电气设备有限公司 | Overhead line-pantograph arcing defect identification method and system thereof |
| CN106394316A (en) * | 2016-10-20 | 2017-02-15 | 中车南京浦镇车辆有限公司 | Dynamic experimental testing system of pantograph |
| CN107807310A (en) * | 2016-09-09 | 2018-03-16 | 中国科学院深圳先进技术研究院 | Non-contact bow net arcing detection system |
| CN108177530A (en) * | 2018-02-28 | 2018-06-19 | 广州地铁集团有限公司 | A kind of boots rail relationship comprehensive detection device and method |
| CN108226717A (en) * | 2016-12-15 | 2018-06-29 | 深圳先进技术研究院 | A kind of bow net arcing monitors system |
| CN108594032A (en) * | 2018-01-05 | 2018-09-28 | 珠海泰坦科技股份有限公司 | A kind of contactless contact net on-line checking alarm real-time transmission system and method |
| CN108791362A (en) * | 2018-06-20 | 2018-11-13 | 苏州大成电子科技有限公司 | A kind of conductor rail bow network monitoring system |
| CN108860210A (en) * | 2017-05-10 | 2018-11-23 | 中国科学院深圳先进技术研究院 | Bow net arcing Systems for optical inspection |
| CN109000729A (en) * | 2018-07-31 | 2018-12-14 | 广州科易光电技术有限公司 | Vehicle-mounted contact net condition monitoring system |
| CN109917224A (en) * | 2019-03-11 | 2019-06-21 | 西南交通大学 | Non-contact bow net arcing energy testing apparatus and method based on spectroscopic diagnostics |
| CN110470958A (en) * | 2019-08-23 | 2019-11-19 | 西南交通大学 | A kind of bow net arc stiffness detection system and method based on electric arc arc acoustical signal |
| CN111323683A (en) * | 2020-03-23 | 2020-06-23 | 中铁电气化局集团有限公司 | Arcing detection system, arcing detection method and device and computer equipment |
| CN112067980A (en) * | 2020-07-27 | 2020-12-11 | 国网河北省电力有限公司检修分公司 | Arcing monitoring system and method for high-voltage circuit breaker |
| CN112946441A (en) * | 2021-04-01 | 2021-06-11 | 中车青岛四方机车车辆股份有限公司 | Pantograph monitoring system for vehicle and motor train unit |
-
2014
- 2014-01-16 CN CN201420025526.0U patent/CN203681577U/en not_active Expired - Lifetime
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104176088A (en) * | 2014-09-11 | 2014-12-03 | 西南交通大学 | Non-contact type pantograph and catenary arcing energy detection method and system |
| CN104442840A (en) * | 2014-12-01 | 2015-03-25 | 西南交通大学 | Method for acquiring traction current disturbing amount during arc burning of bow net, and arc burning detection device |
| CN105469420A (en) * | 2016-01-25 | 2016-04-06 | 成都国铁电气设备有限公司 | Overhead line-pantograph arcing defect identification method and system thereof |
| CN107807310A (en) * | 2016-09-09 | 2018-03-16 | 中国科学院深圳先进技术研究院 | Non-contact bow net arcing detection system |
| CN107807310B (en) * | 2016-09-09 | 2024-02-13 | 中国科学院深圳先进技术研究院 | Non-contact type bow net arcing detection system |
| CN106394316A (en) * | 2016-10-20 | 2017-02-15 | 中车南京浦镇车辆有限公司 | Dynamic experimental testing system of pantograph |
| CN108226717A (en) * | 2016-12-15 | 2018-06-29 | 深圳先进技术研究院 | A kind of bow net arcing monitors system |
| CN108860210A (en) * | 2017-05-10 | 2018-11-23 | 中国科学院深圳先进技术研究院 | Bow net arcing Systems for optical inspection |
| CN108860210B (en) * | 2017-05-10 | 2024-02-27 | 中国科学院深圳先进技术研究院 | Bow net arc light optical detection system |
| CN108594032A (en) * | 2018-01-05 | 2018-09-28 | 珠海泰坦科技股份有限公司 | A kind of contactless contact net on-line checking alarm real-time transmission system and method |
| CN108177530B (en) * | 2018-02-28 | 2024-01-02 | 广州地铁集团有限公司 | Boot track relation comprehensive detection device and method |
| CN108177530A (en) * | 2018-02-28 | 2018-06-19 | 广州地铁集团有限公司 | A kind of boots rail relationship comprehensive detection device and method |
| CN108791362A (en) * | 2018-06-20 | 2018-11-13 | 苏州大成电子科技有限公司 | A kind of conductor rail bow network monitoring system |
| CN109000729A (en) * | 2018-07-31 | 2018-12-14 | 广州科易光电技术有限公司 | Vehicle-mounted contact net condition monitoring system |
| CN109917224A (en) * | 2019-03-11 | 2019-06-21 | 西南交通大学 | Non-contact bow net arcing energy testing apparatus and method based on spectroscopic diagnostics |
| CN110470958A (en) * | 2019-08-23 | 2019-11-19 | 西南交通大学 | A kind of bow net arc stiffness detection system and method based on electric arc arc acoustical signal |
| CN111323683A (en) * | 2020-03-23 | 2020-06-23 | 中铁电气化局集团有限公司 | Arcing detection system, arcing detection method and device and computer equipment |
| CN112067980A (en) * | 2020-07-27 | 2020-12-11 | 国网河北省电力有限公司检修分公司 | Arcing monitoring system and method for high-voltage circuit breaker |
| CN112946441A (en) * | 2021-04-01 | 2021-06-11 | 中车青岛四方机车车辆股份有限公司 | Pantograph monitoring system for vehicle and motor train unit |
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Granted publication date: 20140702 |