CN203012076U - Cable partial discharge detection and monitoring system based on ZigBee - Google Patents
Cable partial discharge detection and monitoring system based on ZigBee Download PDFInfo
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- CN203012076U CN203012076U CN 201220513957 CN201220513957U CN203012076U CN 203012076 U CN203012076 U CN 203012076U CN 201220513957 CN201220513957 CN 201220513957 CN 201220513957 U CN201220513957 U CN 201220513957U CN 203012076 U CN203012076 U CN 203012076U
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Abstract
The utility model discloses a cable partial discharge detection and monitoring system based on ZigBee. The system comprises a plurality of cable partial discharge wireless detection terminals, a plurality of ZigBee terminal nodes, a ZigBee coordinator node and a monitoring center. Each of the cable partial discharge wireless detection terminals is in wireless communication connection with the corresponding ZigBee terminal node. Each of the ZigBee terminal nodes is in wireless communication connection with the ZigBee coordinator node which is in wireless communication connection with the monitoring center. By employing the ZigBee wireless communication technology, the wireless of the cable partial discharge detection and monitoring system can be realized, the cost is greatly saved, the construction period is shortened, problems of large wiring difficulty degree, high cost, difficult maintenance and upgrading of a wired communication mode are solved, and the system has high networking flexibility and transmission reliability.
Description
Technical field
The utility model relates to a kind of cable local discharge and detects monitoring system, particularly relates to a kind of cable local discharge based on ZigBee and detects monitoring system.
Background technology
Crosslinked polyethylene (XLPE) insulated power cable has good electrical property and thermal behavior, and simple in structure, work tolerance humidity is high, without oil, lay conveniently, thereby be widely used in each electric pressure of electric system, but after certain time limit, insulation defect (the particularly position of the connector of cable and terminals) may appear in inside, causes insulation breakdown and causes power grid accident.Along with the raising of electric pressure, the harm that in the XLPE insulated power cable, shelf depreciation causes causes people's concern more, and the local discharging level of cable becomes the important indicator of XLPE power cable.The main Partial Discharge Detection monitoring system that adopts is carried out on-line monitoring to the local discharging level of cable at present, and existing local discharging level is carried out on-line monitoring and mainly had the shortcomings such as cost is higher, devices consume power is high, data transmission credibility is poor.
The utility model content
The purpose of this utility model is to provide the cable local discharge based on ZigBee that a kind of cost is lower, data transmission credibility is high, easy for installation to detect monitoring system in order to address the above problem.
The utility model is achieved through the following technical solutions:
A kind of cable local discharge based on ZigBee detects monitoring system, comprise a plurality of cable local discharge radio detection terminals, a plurality of ZigBee terminal node, ZigBee coordinator node and monitoring center, each described cable local discharge radio detection terminal connects with corresponding described ZigBee terminal node wireless telecommunications, each described ZigBee terminal node is connected with the wireless telecommunications of described ZigBee coordinator node, and described ZigBee coordinator node is connected with described monitoring center wireless telecommunications.
Further, described cable local discharge radio detection terminal comprises signal acquisition module, control module and ZigBee wireless communication module, the signal output part of described signal acquisition module is connected with the signal input part of described control module, and the FPDP of described control module is connected with the FPDP of described ZigBee wireless communication module.
Further, described signal acquisition module comprises high frequency sensors, programmable amplifier, frequency overlapped-resistable filter and A/D converter, the signal output part of described high frequency sensors is connected with the signal input part of described programmable amplifier, the signal output part of described programmable amplifier is connected with the signal input part of described frequency overlapped-resistable filter, the signal output part of described frequency overlapped-resistable filter is connected with the signal input part of described A/D converter, and the control signal output terminal of described control module is connected with the control signal input end of described programmable amplifier.
further, described control module comprises the local signal processor, the local feature extraction apparatus, signal analysis diagnostor and sampling controller, the signal input part of described local signal processor is connected with the signal input part of A/D converter respectively, the signal output part of described local signal processor is connected with the signal input part of described local feature extraction apparatus, the signal output part of described local feature extraction apparatus is connected with the signal input part of described signal analysis diagnostor, the signal output part of described signal analysis diagnostor is connected with the signal input part of described sampling controller, the control signal output terminal of described sampling controller is connected with the control signal input end of each described programmable amplifier.
further, described ZigBee wireless communication module comprises ZigBee wireless telecommunications chip, interface circuit, data-carrier store, crystal oscillating circuit, electric source filter circuit, antenna circuit, networking indicating circuit and reset circuit, described interface circuit be connected the input end of electric source filter circuit and be connected with the input end of described ZigBee wireless telecommunications chip, the signal output part of described ZigBee wireless telecommunications chip and the signal input part of described antenna circuit, the signal input part of networking indicating circuit be connected the signal input part of reset circuit and connect, the FPDP of described ZigBee wireless telecommunications chip is connected with the FPDP of described data-carrier store.
The beneficial effects of the utility model are:
Adopt the ZigBee wireless communication technique, cable local discharge detects monitoring system can realize wireless penetration, provide cost savings in a large number and construction period, can solve well that the wire communication mode connects up that difficulty is large, cost is high, the problem such as easy care and upgrading not, have higher networking flexibility and transmission reliability.
Description of drawings
Fig. 1 is that the utility model detects the structural representation of monitoring system based on the cable local discharge of ZigBee.
Fig. 2 is the structural representation of cable local discharge radio detection terminal in the utility model;
Fig. 3 is the structural representation of the wireless communication module of cable local discharge radio detection terminal in the utility model.
Embodiment
The utility model is described in further detail below in conjunction with drawings and the specific embodiments:
As shown in Figure 1, a kind of cable local discharge based on ZigBee of the utility model detects monitoring system, comprise a plurality of cable local discharge radio detection terminals, a plurality of ZigBee terminal node, ZigBee coordinator node and monitoring center, each described cable local discharge radio detection terminal connects with corresponding described ZigBee terminal node wireless telecommunications, each described ZigBee terminal node is connected with the wireless telecommunications of described ZigBee coordinator node, and described ZigBee coordinator node is connected with described monitoring center wireless telecommunications.
As shown in Figure 2, described cable local discharge radio detection terminal comprises signal acquisition module, control module and ZigBee wireless communication module, the signal output part of described signal acquisition module is connected with the signal input part of described control module, and the FPDP of described control module is connected with the FPDP of described ZigBee wireless communication module.Described signal acquisition module comprises high frequency sensors, programmable amplifier, frequency overlapped-resistable filter and A/D converter, the signal output part of described high frequency sensors is connected with the signal input part of described programmable amplifier, the signal output part of described programmable amplifier is connected with the signal input part of described frequency overlapped-resistable filter, the signal output part of described frequency overlapped-resistable filter is connected with the signal input part of described A/D converter, and the control signal output terminal of described control module is connected with the control signal input end of described programmable amplifier.described control module comprises the local signal processor, the local feature extraction apparatus, signal analysis diagnostor and sampling controller, the signal input part of described local signal processor is connected with the signal input part of A/D converter respectively, the signal output part of described local signal processor is connected with the signal input part of described local feature extraction apparatus, the signal output part of described local feature extraction apparatus is connected with the signal input part of described signal analysis diagnostor, the signal output part of described signal analysis diagnostor is connected with the signal input part of described sampling controller, the control signal output terminal of described sampling controller is connected with the control signal input end of each described programmable amplifier.
as shown in Figure 3, described ZigBee wireless communication module comprises ZigBee wireless telecommunications chip, interface circuit, data-carrier store, crystal oscillating circuit, electric source filter circuit, antenna circuit, networking indicating circuit and reset circuit, described interface circuit be connected the input end of electric source filter circuit and be connected with the input end of described ZigBee wireless telecommunications chip, the signal output part of described ZigBee wireless telecommunications chip and the signal input part of described antenna circuit, the signal input part of networking indicating circuit be connected the signal input part of reset circuit and connect, the FPDP of described ZigBee wireless telecommunications chip is connected with the FPDP of described data-carrier store.
Claims (5)
1. the cable local discharge based on ZigBee detects monitoring system, it is characterized in that: comprise a plurality of cable local discharge radio detection terminals, a plurality of ZigBee terminal node, ZigBee coordinator node and monitoring center, each described cable local discharge radio detection terminal connects with corresponding described ZigBee terminal node wireless telecommunications, each described ZigBee terminal node is connected with the wireless telecommunications of described ZigBee coordinator node, and described ZigBee coordinator node is connected with described monitoring center wireless telecommunications.
2. the cable local discharge based on ZigBee according to claim 1 detects monitoring system, it is characterized in that: described cable local discharge radio detection terminal comprises signal acquisition module, control module and ZigBee wireless communication module, the signal output part of described signal acquisition module is connected with the signal input part of described control module, and the FPDP of described control module is connected with the FPDP of described ZigBee wireless communication module.
3. the cable local discharge based on ZigBee according to claim 2 detects monitoring system, it is characterized in that: described signal acquisition module comprises high frequency sensors, programmable amplifier, frequency overlapped-resistable filter and A/D converter, the signal output part of described high frequency sensors is connected with the signal input part of described programmable amplifier, the signal output part of described programmable amplifier is connected with the signal input part of described frequency overlapped-resistable filter, the signal output part of described frequency overlapped-resistable filter is connected with the signal input part of described A/D converter, the control signal output terminal of described control module is connected with the control signal input end of described programmable amplifier.
4. the cable local discharge based on ZigBee according to claim 2 detects monitoring system, it is characterized in that: described control module comprises the local signal processor, the local feature extraction apparatus, signal analysis diagnostor and sampling controller, the signal input part of described local signal processor is connected with the signal input part of A/D converter respectively, the signal output part of described local signal processor is connected with the signal input part of described local feature extraction apparatus, the signal output part of described local feature extraction apparatus is connected with the signal input part of described signal analysis diagnostor, the signal output part of described signal analysis diagnostor is connected with the signal input part of described sampling controller, the control signal output terminal of described sampling controller is connected with the control signal input end of each described programmable amplifier.
5. the cable local discharge based on ZigBee according to claim 2 detects monitoring system, it is characterized in that: described ZigBee wireless communication module comprises ZigBee wireless telecommunications chip, interface circuit, data-carrier store, crystal oscillating circuit, electric source filter circuit, antenna circuit, networking indicating circuit and reset circuit, described interface circuit be connected the input end of electric source filter circuit and be connected with the input end of described ZigBee wireless telecommunications chip, the signal output part of described ZigBee wireless telecommunications chip and the signal input part of described antenna circuit, the signal input part of networking indicating circuit be connected the signal input part of reset circuit and connect, the FPDP of described ZigBee wireless telecommunications chip is connected with the FPDP of described data-carrier store.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220513957 CN203012076U (en) | 2012-10-09 | 2012-10-09 | Cable partial discharge detection and monitoring system based on ZigBee |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220513957 CN203012076U (en) | 2012-10-09 | 2012-10-09 | Cable partial discharge detection and monitoring system based on ZigBee |
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| CN203012076U true CN203012076U (en) | 2013-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220513957 Expired - Fee Related CN203012076U (en) | 2012-10-09 | 2012-10-09 | Cable partial discharge detection and monitoring system based on ZigBee |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104385463A (en) * | 2014-10-21 | 2015-03-04 | 广东惠利普路桥信息工程有限公司 | Wireless measurement and control system for stirring equipment |
| CN105258732A (en) * | 2015-11-04 | 2016-01-20 | 国网山东冠县供电公司 | Real-time monitoring system of outdoor electric device |
| CN109030925A (en) * | 2018-06-25 | 2018-12-18 | 国网冀北电力有限公司唐山供电公司 | A kind of three-core cable phase current wireless supervisory control system |
-
2012
- 2012-10-09 CN CN 201220513957 patent/CN203012076U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104385463A (en) * | 2014-10-21 | 2015-03-04 | 广东惠利普路桥信息工程有限公司 | Wireless measurement and control system for stirring equipment |
| CN105258732A (en) * | 2015-11-04 | 2016-01-20 | 国网山东冠县供电公司 | Real-time monitoring system of outdoor electric device |
| CN109030925A (en) * | 2018-06-25 | 2018-12-18 | 国网冀北电力有限公司唐山供电公司 | A kind of three-core cable phase current wireless supervisory control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130619 Termination date: 20131009 |