CN204065316U - A kind of pole line cable hybrid line two ends traveling wave fault location device - Google Patents
A kind of pole line cable hybrid line two ends traveling wave fault location device Download PDFInfo
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- CN204065316U CN204065316U CN201420414374.3U CN201420414374U CN204065316U CN 204065316 U CN204065316 U CN 204065316U CN 201420414374 U CN201420414374 U CN 201420414374U CN 204065316 U CN204065316 U CN 204065316U
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Abstract
A kind of pole line cable hybrid line two ends traveling wave fault location device, relates to a kind of traveling wave fault location device.Often occur the transmission line of electricity mixed by multistage pole line and cable (land cable or extra large cable) in electrical network, its traveling wave fault location bothers, and is unfavorable for practical.The utility model comprises first, second traveling wave fault location device, first, second described traveling wave fault location device is located in the transformer station at circuit two ends respectively, first, second traveling wave fault location device include casing, communication module, pair time module, digital signal input/output module, simulating signal load module, travelling wave signal monitoring modular and for being communication module, power module; First, second traveling wave fault location device is connected by the wireless or cable network of communication module; Travelling wave signal monitoring modular is provided with the memory module of the fault distance of difference correspondence storage time.The technical program can obtain composite line trouble spot information accurately, and cost is low, reliable operation.
Description
Technical field
The utility model relates to a kind of traveling wave fault location device.
Background technology
During line failure, localization of fault can alleviate line walking burden on the one hand accurately, can accelerate again circuit on the other hand and restore electricity, and reduces because of the economic loss caused that has a power failure, significant.Traditional Fault Locating Method is a lot, and what proposed mainly can be divided into impedance method and the large class of traveling wave method two.Impedance method range error is larger, traveling wave method is not by factor impacts such as fault type, trouble spot transition resistance, voltage transformer (VT) (TV) summation current transformer (TA) progress of disease errors, also can adapt to the circuits such as T connects, part parallel lines on same tower, band serial compensation capacitance, there is comparatively significantly technical advantage.Through the development of nearly more than ten years, traveling wave fault location technology is ripe and be successfully applied to feeder line fault range finding.Tradition Algorithms of Travelling Wave Based Fault Location mainly for the constant uniform transmission line of wave velocity, as single overhead transmission line or cable line.Because of special archipelago geographical environment, transmission line of electricity many employings subsea cable between Zhoushan Islands island and continent or island, and island adopt more overhead transmission line, therefore often there is the transmission line of electricity mixed by multistage pole line and cable (land cable or extra large cable) in electrical network.Traveling wave fault location bothers, and is unfavorable for practical.
Utility model content
The technical assignment of the technical problems to be solved in the utility model and proposition carries out improving to prior art and improves, and provides a kind of pole line cable hybrid line two ends traveling wave fault location device, to reach the object of accurately convenient range finding.For this reason, the utility model takes following technical scheme.
A kind of pole line cable hybrid line two ends traveling wave fault location device, it is characterized in that: traveling wave fault location device comprises the first row ripple fault location device, second traveling wave fault location device, described the first row ripple fault location device and the second traveling wave fault location device are located in the transformer station at circuit two ends respectively, described the first row ripple fault location device, second traveling wave fault location device includes casing, be located at the communication module in casing, pair time module, digital signal input/output module, simulating signal load module, travelling wave signal monitoring modular and for being communication module, pair time module, digital signal input/output module, simulating signal load module, the power module that travelling wave signal monitoring modular is powered, wireless or cable network is connected by communication module for described the first row ripple fault location device and the second traveling wave fault location device, described travelling wave signal monitoring modular and communication module, pair time module, digital signal input/output module, simulating signal load module be connected, described travelling wave signal monitoring modular is provided with the memory module of fault distance corresponding to difference storage time.Communication module, pair time module, digital signal input/output module, simulating signal load module, travelling wave signal monitoring modular, power module all can be circuit module; Wireless or cable network is connected by communication module for described the first row ripple fault location device and the second traveling wave fault location device; Described travelling wave signal monitoring modular and communication module, pair time module, digital signal input/output module, simulating signal load module be connected, between the first row ripple fault location device with the second traveling wave fault location device, communication is connected, realize data transmission, realize the determination of trouble spot, no matter be mixed type circuit, or simple circuit, travelling wave signal monitoring modular all can according to the trouble spot information accurately of information acquisition in memory module, travelling wave signal monitoring modular can be an embedded scm, cost is low, reliable operation.
As improving further and supplementing technique scheme, the utility model also comprises following additional technical feature.
Described the first row ripple fault location device, the second traveling wave fault location device are also provided with the display and alarm that are connected with digital signal input/output module.
Described casing is provided with rear panel, and described rear panel is connected by screw power panel, standby plate, serial ports plate, clock synchronous plate, digital signal input/output board and multiple AD modulus signal change-over panel; When described pair, module is located on clock synchronous plate, described digital signal input/output module is located on digital signal input/output board, described power module is located on power panel, described simulating signal load module is located on AD modulus signal change-over panel, and described communication module is located on serial ports plate.Power panel, standby plate, serial ports plate, clock synchronous plate, digital signal input/output board and multiple AD modulus signal change-over panel are threaded with rear panel, each board modular, improve efficiency of assembling; Substitute easily.
Described power panel, standby plate, serial ports plate, clock synchronous plate, digital signal input/output board and four AD modulus signal change-over panels are arranged in order.
The installation portion of standby plate, serial ports plate, clock synchronous plate, digital signal input/output board and four AD modulus signal change-over panels is the rectangle of formed objects, the side of installation portion is provided with the screw hole of arranging up and down, installation portion is located on rear panel side by side, and adjacent two installation portions are stacked up and down in junction.Each plate installation portion is the rectangle of formed objects, is convenient to change.
Beneficial effect: between the first row ripple fault location device with the second traveling wave fault location device, communication is connected, realize data transmission, the localization of faults, travelling wave signal monitoring modular can be an embedded scm, no matter be mixed type circuit, or simple circuit, it all can according to the trouble spot range information accurately of information acquisition in memory module, cost is low, reliable operation.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model rear panel structure schematic diagram.
In figure: 1-circuit; 2-trouble spot; 3-the first row ripple fault location device, 4-second traveling wave fault location device; 5-transformer station; 6-rear panel; 7-power panel; 8-standby plate; 9-serial ports plate; 10-clock synchronous plate; 11-digital signal input/output board; 12-AD modulus signal change-over panel.
Embodiment
Below in conjunction with Figure of description, the technical solution of the utility model is described in further detail.
As shown in Figure 1, the utility model comprises the first row ripple fault location device 3, second traveling wave fault location device 4, described the first row ripple fault location device 3 and the second traveling wave fault location device 4 are located in the transformer station 5 at circuit 1 two ends respectively, described the first row ripple fault location device 3, second traveling wave fault location device 4 includes casing, be located at the communication module in casing, pair time module, digital signal input/output module, simulating signal load module, travelling wave signal monitoring modular and for being communication module, pair time module, digital signal input/output module, simulating signal load module, the power module that travelling wave signal monitoring modular is powered, wireless or cable network is connected by communication module for described the first row ripple fault location device 3 and the second traveling wave fault location device 4, described travelling wave signal monitoring modular and communication module, pair time module, digital signal input/output module, simulating signal load module be connected, described travelling wave signal monitoring modular is provided with the memory module of the fault distance of difference correspondence storage time, and the input end of simulating signal load module is connected with an electric signal sampling module output terminal.
For reminding staff, the first row ripple fault location device 3, second traveling wave fault location device 4 is also provided with the display and alarm that are connected with digital signal input/output module.
As shown in Figure 2, for convenience of assembling, described casing is provided with rear panel 6, and described rear panel 6 is connected by screw power panel 7, standby plate 8, serial ports plate 9, clock synchronous plate 10, digital signal input/output board 11 and multiple AD modulus signal change-over panel 12; When described pair, module is located on clock synchronous plate 10, described digital signal input/output module is located on digital signal input/output board 11, described power module is located on power panel 7, described simulating signal load module is located on AD modulus signal change-over panel 12, and described communication module is located on serial ports plate 9.
Described power panel 7, standby plate 8, serial ports plate 9, clock synchronous plate 10, digital signal input/output board 11 and four AD modulus signal change-over panels 12 are arranged in order.
The installation portion of standby plate 8, serial ports plate 9, clock synchronous plate 10, digital signal input/output board 11 and four AD modulus signal change-over panels 12 is the rectangle of formed objects, the side of installation portion is provided with the screw hole of arranging up and down, installation portion is located on rear panel side by side, and adjacent two installation portions are stacked up and down in junction.
During work, between the first row ripple fault location device 3 with the second traveling wave fault location device 4, communication is connected, realize data transmission with the localization of faults, no matter be mixed type circuit, or simple circuit, in the fault traveling wave time inquiring memory module that travelling wave signal monitoring modular all can receive according to the first row ripple fault location device 3 and the second traveling wave fault location device 4, data message obtains trouble spot 2 positional information accurately, travelling wave signal monitoring modular can be an embedded scm, cost is low, reliable operation.
A kind of pole line cable hybrid line two ends traveling wave fault location device shown in above Fig. 1,2 is specific embodiment of the utility model; the utility model substantive distinguishing features and progress are embodied; can according to the use needs of reality; under enlightenment of the present utility model; it is carried out to the equivalent modifications of the aspect such as shape, structure, all at the row of the protection domain of this programme.
Claims (5)
1. a pole line cable hybrid line two ends traveling wave fault location device, it is characterized in that: traveling wave fault location device comprises the first row ripple fault location device (3), second traveling wave fault location device (4), described the first row ripple fault location device (3) and the second traveling wave fault location device (4) are located in the transformer station (5) at circuit (1) two ends respectively, described the first row ripple fault location device (3), second traveling wave fault location device (4) includes casing, be located at the communication module in casing, pair time module, digital signal input/output module, simulating signal load module, travelling wave signal monitoring modular and for being communication module, pair time module, digital signal input/output module, simulating signal load module, the power module that travelling wave signal monitoring modular is powered, wireless or cable network is connected by communication module for described the first row ripple fault location device (3) and the second traveling wave fault location device (4), described travelling wave signal monitoring modular and communication module, pair time module, digital signal input/output module, simulating signal load module be connected, described travelling wave signal monitoring modular is provided with the memory module of the fault distance of difference correspondence storage time, and the input end of simulating signal load module is connected with an electric signal sampling module output terminal.
2. a kind of pole line cable hybrid line two ends according to claim 1 traveling wave fault location device, is characterized in that: described the first row ripple fault location device (3), the second traveling wave fault location device (4) are also provided with the display and alarm that are connected with digital signal input/output module.
3. a kind of pole line cable hybrid line two ends according to claim 1 traveling wave fault location device, it is characterized in that: described casing is provided with rear panel (6), described rear panel (6) is connected by screw power panel (7), standby plate (8), serial ports plate (9), clock synchronous plate (10), digital signal input/output board (11) and multiple AD modulus signal change-over panel (12); When described pair, module is located on clock synchronous plate (10), described digital signal input/output module is located on digital signal input/output board (11), described power module is located on power panel (7), described simulating signal load module is located on AD modulus signal change-over panel (12), and described communication module is located on serial ports plate (9).
4. a kind of pole line cable hybrid line two ends according to claim 3 traveling wave fault location device, is characterized in that: described power panel (7), standby plate (8), serial ports plate (9), clock synchronous plate (10), digital signal input/output board (11) and four AD modulus signal change-over panels (12) are arranged in order.
5. a kind of pole line cable hybrid line two ends according to claim 4 traveling wave fault location device, it is characterized in that: the installation portion of standby plate (8), serial ports plate (9), clock synchronous plate (10), digital signal input/output board (11) and four AD modulus signal change-over panels (12) is the rectangle of formed objects, the side of installation portion is provided with the screw hole of arranging up and down, installation portion is located on rear panel side by side, and adjacent two installation portions are stacked up and down in junction.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420414374.3U CN204065316U (en) | 2014-07-25 | 2014-07-25 | A kind of pole line cable hybrid line two ends traveling wave fault location device |
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| CN201420414374.3U CN204065316U (en) | 2014-07-25 | 2014-07-25 | A kind of pole line cable hybrid line two ends traveling wave fault location device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105807183A (en) * | 2016-03-11 | 2016-07-27 | 国网山西省电力公司运城供电公司 | Power transmission line fault positioning method based on non-contact sensor |
| CN105807182A (en) * | 2016-03-11 | 2016-07-27 | 国网山西省电力公司运城供电公司 | Double-end traveling wave fault positioning method of power transmission line |
-
2014
- 2014-07-25 CN CN201420414374.3U patent/CN204065316U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105807183A (en) * | 2016-03-11 | 2016-07-27 | 国网山西省电力公司运城供电公司 | Power transmission line fault positioning method based on non-contact sensor |
| CN105807182A (en) * | 2016-03-11 | 2016-07-27 | 国网山西省电力公司运城供电公司 | Double-end traveling wave fault positioning method of power transmission line |
| CN105807183B (en) * | 2016-03-11 | 2019-04-30 | 国网山西省电力公司运城供电公司 | A kind of power transmission line fault locating method based on noncontacting proximity sensor |
| CN105807182B (en) * | 2016-03-11 | 2019-04-30 | 国网山西省电力公司运城供电公司 | A kind of both-end traveling wave fault positioning method of transmission line of electricity |
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