CN203849393U - Function and performance detection system of distribution line fault indication integrated apparatus - Google Patents
Function and performance detection system of distribution line fault indication integrated apparatus Download PDFInfo
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- CN203849393U CN203849393U CN201320744835.9U CN201320744835U CN203849393U CN 203849393 U CN203849393 U CN 203849393U CN 201320744835 U CN201320744835 U CN 201320744835U CN 203849393 U CN203849393 U CN 203849393U
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Abstract
The utility model discloses a function and performance detection system of a distribution line fault indication integrated apparatus. The detection system comprises a server, a network switch, a serial port communication server, a detected distribution line fault indication integrated apparatus, a characteristic waveform generator and a printer. According to the system, measurement of a plurality of function performance parameters of the distribution line fault indication integrated apparatus can be comprehensively and fast completed, versatility and compatibility are excellent. The detection system can be applied for network detection, leave-factory check and acceptance detection and daily maintenance detection, and the detection system can be operated safely, reliably and stably.
Description
Technical field
The utility model belongs to electrical power distribution automation system technical field, relates in particular to the detection system of a kind of distribution line failure instruction complete equipment function and performance.
Background technology
No matter in city or in rural area, all more and more higher to the requirement of power supply reliability.Possess the features such as distribution line failure fast finding, location due to indicating fault complete equipment, this kind equipment is applied in distribution system more and more widely.At present, distribution line failure on market instruction complete equipment are of a great variety, dragons and fishes jumbled together, and product function performance quality is very different especially.Distribution line failure instruction complete equipment are generally made up of fault sensor (being fault detector) and the terminal (being distant communication terminal) that possesses transporting function.A kind of product in a part producer fault in production indicator or distant communication terminal, and another kind of product obtains by outsourcing.Because the communication protocol between fault detector and distant communication terminal there is no unified regulation, the harmony of remote transmission terminal and fault detector is poor, thereby the appearance of the situation such as cause that failure message alarm on the spot is easily reported by mistake, does not report, misrepresented deliberately or repeatedly reports.
In order to ensure safe, reliable, the stable operation of this kind equipment, in the time of line failure, can conscientiously play the effect of fast finding fault, should require distribution line failure instruction complete equipment to carry out testing according to power distribution network actual conditions and correlation technique.Thereby, need a set of detection system for distribution line failure instruction complete equipment badly.
Utility model content
The technical problems to be solved in the utility model is to provide the detection system of a kind of complete, efficient distribution line failure instruction complete equipment function and performance, to guarantee this kind equipment long-term safety, stable operation in distribution line.
For solving the problems of the technologies described above, the utility model is by the following technical solutions: the detection system of distribution line failure instruction complete equipment function and performance, mainly comprises server, the network switch, the instruction of tested distribution line failure complete equipment, signature waveform generator and printer; Server is connected by netting twine with the network switch; Between the network switch and signature waveform generator, be connected by netting twine; Server is connected by Serial Port Line with printer; The fault sensor of distribution line failure instruction complete equipment is arranged on the outlet line of signature waveform generator.
Between the distant communication terminal of distribution line failure instruction complete equipment and the network switch, be connected by public communication network; Between the fault sensor of distribution line failure instruction complete equipment and distant communication terminal, be connected by wireless radiofrequency network.
The communication interface type of distant communication terminal comprises wireless network line interface, wire medium network interface and serial ports, and cordless communication network is 3G, GPRS, CDMA or LTE.
Lack the problem of unified effective detection means for current distribution line failure instruction complete equipment, inventor has set up the detection system of a kind of complete, efficient distribution line failure instruction complete equipment function and performance, and this system can complete measuring the distribution line failure instruction complete equipment various functional performance parameters of entirety comprehensively, rapidly.Compared with prior art, detection system of the present utility model has following outstanding advantages:
This detection system versatility of <1> is good, can realize adopting multiple communication access form (network channel, serial ports passage, radio communication) and the distribution line failure instruction complete equipment allomeric function of main station system communication and the detection of performance, can be widely used in networking detection, acceptance test and the day-to-day operation maintenance test etc. of this kind equipment.
This detection system compatibility of <2> is good, can realize the detection of distribution line failure instruction complete equipment remote transmission terminal various communications protocols (101 unbalanceds, 101 balanced type stipulations and 104 stipulations), specification the exchanges data of itself and distribution main station system.
This detection system of <3> provides one fault sensor, distant communication terminal and the conforming Validity Test of distribution main station system information state on the spot, guarantees the unitarity of distribution line operation conditions and distribution main station system information.In the time that distribution line breaks down, failure message can promptly and accurately report, and the appearance of the situation such as prevent that failure message alarm from reporting by mistake, not reporting, misrepresent deliberately or repeatedly report, guarantees safe, reliable, the stable work of indicating fault complete equipment; Meanwhile, specification the market behavior, technical target of the product, buying, examination and daily regular inspection to this kind equipment provide Technical Reference.
Brief description of the drawings
Fig. 1 is the formation schematic diagram of the detection system of the utility model distribution line failure instruction complete equipment function and performance.
Embodiment
As shown in Figure 1, the detection system of the utility model distribution line failure instruction complete equipment function and performance, mainly comprises server (simulating main website), the network switch, Communication server, the instruction of tested distribution line failure complete equipment, signature waveform generator and printer; Server is connected by netting twine with the network switch; Between the network switch and signature waveform generator, be connected by netting twine; Server is connected by Serial Port Line with printer; The fault sensor of distribution line failure instruction complete equipment is arranged on the outlet line of signature waveform generator.
Between the distant communication terminal of distribution line failure instruction complete equipment and the network switch, be connected by public communication network, can adopt respectively cordless communication network (3G, GPRS, CDMA or LTE), netting twine or Serial Port Line (through serial communication server) according to the communication interface type of remote transmission terminal (wireless network line interface, wire medium network interface and serial ports); Between the fault sensor of distribution line failure instruction complete equipment and distant communication terminal, be connected by wireless radiofrequency network.
When test, the effect of various device performance is as follows:
Server: on the one hand analog ligand electric automation main website, for to by collection, information storage, data processing and the analysis of sending data in indicating fault complete equipment distant communication terminal; On the other hand for the output of the parameter setting to signature waveform generator, adjustment feature waveform and output waveform is recorded to ripple.
The network switch: for communicating by letter network access mode is provided between distribution line failure instruction complete equipment, signature waveform generator and server.
Communication server: for adopting the remote transmission terminal of RS-232/485 and the data of TCP/IP network to carry out two-way transparent transmission service.
Signature waveform generator: for the various signature waveforms of analog ligand electric line, as short trouble, earth fault, normal load fluctuation, high-power load switching, overload are tripped, shoved etc.
Tested distribution line failure instruction complete equipment: formed by fault sensor (being fault detector) and the terminal (being distant communication terminal) that possesses transporting function, operation circuit information and the failure message of actual track are fed back to main station system.
The using method of the utility model detection system and principle of work:
When test, the server of detection system is on the one hand for the output of the parameter setting to signature waveform generator, adjustment feature waveform and output waveform is recorded to ripple; Analog ligand electric automation main website on the other hand, for to by collection, information storage, data processing and the analysis of sending data in indicating fault complete equipment distant communication terminal; Judge whether tested indicating fault complete equipment possess corresponding function.According to the difference of Servers installed parameter, the various signature waveforms of signature waveform generator analog parameter distribution line, as short trouble, earth fault, normal load fluctuation, high-power load switching, overload are tripped, are shoved etc.
The test function of this system is divided into Function detection part and Performance Detection two parts, and wherein function test part comprises following six:
The test of <1> fault alarm function
Adjustment feature waveform generator parameter, makes it produce A, B, C three-phase voltage current signal, analog ligand electric line actual operating mode; Indicate the difference (power-on time, the many kinds of parameters such as normal current magnitude of voltage, fault current duration, threshold current value combine) of the fault decision logic of complete equipment according to distribution line failure, set different fault waveform parameters output; After the output of characteristic fault waveform, observation is arranged on fault sensor (being fault detector) in characteristic fault waveform output phase sequence and whether moves (fault actions is generally board turning or flashing light on the spot), and at the appointed time, whether distant communication terminal delivers to fault-signal simulation main station system (server) accurately, judge thus whether this device possesses fault alarm function; If indicator motion and at the appointed time by fault information reporting main station system on the spot, possesses fault alarm function, otherwise does not possess;
The test of <2> fault alarm reset function
Adjustment feature waveform generator parameter, makes it produce A, B, C three-phase voltage current signal, analog ligand electric line actual operating mode; Indicate the difference (power-on time, the many kinds of parameters such as normal current magnitude of voltage, fault current duration, threshold current value combine) of the fault decision logic of complete equipment according to distribution line failure, set different fault waveform parameters output; The output of characteristic fault waveform is complete, after fault information reporting, automatically reset or determine before involution at failure message on the spot, failure message should be able to be consistent on the spot, and reset in auto-alarming information on the spot, observe failure reset information and whether send on initiatively, as this failure reset information do not received at the appointed time by main website, possess fault warning reset function, otherwise do not possess;
The test of <3> event recording function
Adjustment feature waveform generator parameter, makes it produce A, B, C three-phase voltage current signal, analog ligand electric line actual operating mode; Indicate the difference (power-on time, the many kinds of parameters such as normal current magnitude of voltage, fault current duration, threshold current value combine) of the fault decision logic of complete equipment according to distribution line failure, set different fault waveform parameters output; Whether observation simulation main station system receives the logout that send tape jam time of origin in distant communication terminal (is SOE-Sequence Of Event, there is the moment in the fault of the fault sensor record comprising in SOE), as receive possess event recording function, otherwise do not possess;
<4> false alarm prevention function test
Adjustment feature waveform generator parameter, makes it produce A, B, C three-phase voltage current signal, analog ligand electric line actual operating mode; Set the various characteristic line operating modes of different fault waveform parameter simulations (normal load fluctuation, high-power load switching, overload trip, shove etc.) output, whether observe fault detector on the spot can move, whether distant communication terminal has short circuit or earth fault, if fault detector does not move and while distant communication terminal non-fault information reporting on the spot, possess false alarm prevention function, otherwise do not possess;
The anti-lost mechanism test of <5> information
Due to the instability of wireless communication state, for preventing upper carry information message dropping, the distant communication terminal civilian anti-lost mechanism (be that in terminal, carry information message is not received in the situation that main station system " receives confirmation " at the appointed time, should possess the mechanism of the overtime repeating transmission of message) of delivering newspaper on should possessing; When test, adjustment feature waveform generator parameter, the output of analog line fault; Simulation main station system send after warning information message receiving on remote transmission terminal, do not issue " receiving confirmation " message, at the appointed time, observe distant communication terminal and send the warning information message identical with previous frame on whether, as the warning information message identical with previous frame received by main website, possess the anti-lost mechanism of information, otherwise do not possess;
The test of <6> indicating fault complete equipment mode of operation
Indicating fault complete equipment mode of operation is divided into real-time online pattern and two kinds of non real-time line models: real-time online pattern is that distant communication terminal keeps communicating by letter with main station system in real time; Non real-time line model is remote transmission terminal in particular point in time or time period and main website establishes the link and swap data, as in the time that fault occurs, distant communication terminal is initiatively reached the standard grade, by fault information reporting main station system, after fault information reporting, disconnect with main website link and in dormant state; Adjustment feature waveform generator parameter, analog ligand line fault is exported, and just can analyze the mode of operation of indicating fault complete equipment from the message data of simulation main station system and distant communication terminal interaction;
Performance test part comprises following two:
The accuracy testing of <1> current acquisition
Adjustment feature waveform generator output valve, makes its stable output alternating current, and current value is X
1; By total calling instruction, obtain the sampled value X of indicating fault complete equipment
2, current sample trueness error value=| X
1-X
2|/X
1× 100%; Current acquisition precision should be controlled in 5%;
<2> fault reports promptness test
Adjustment feature waveform generator parameter, makes it produce A, B, C three-phase voltage current signal, analog ligand electric line actual operating mode; Indicate the difference (power-on time, the many kinds of parameters such as normal current magnitude of voltage, fault current duration, threshold current value combine) of the fault decision logic of complete equipment according to distribution line failure, set different fault waveform parameters output; Write down characteristic fault waveform moment T occurs
1, the moment that simulation main station system receives the fault warning of sending in distant communication terminal is T
2, the time delay △ T=T that fault reports
2-T
1; In the situation that wireless communication status is stable, reporting time delay control is in 100s.
Claims (3)
1. a detection system for distribution line failure instruction complete equipment function and performance, is characterized in that mainly comprising server, the network switch, Communication server, the instruction of tested distribution line failure complete equipment, signature waveform generator and printer; Described server is connected by netting twine with the network switch; Between the network switch and signature waveform generator, be connected by netting twine; Server is connected by Serial Port Line with printer; The fault sensor of described distribution line failure instruction complete equipment is arranged on the outlet line of signature waveform generator.
2. the detection system of distribution line failure instruction complete equipment function according to claim 1 and performance, is characterized in that: between the distant communication terminal of described distribution line failure instruction complete equipment and the network switch, be connected by public communication network; Between the fault sensor of distribution line failure instruction complete equipment and distant communication terminal, be connected by wireless radiofrequency network.
3. the detection system of distribution line failure instruction complete equipment function according to claim 2 and performance, it is characterized in that: the communication interface type of described distant communication terminal comprises wireless network line interface, wire medium network interface and serial ports, described cordless communication network is 3G, GPRS, CDMA or LTE.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320744835.9U CN203849393U (en) | 2013-11-21 | 2013-11-21 | Function and performance detection system of distribution line fault indication integrated apparatus |
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| CN201320744835.9U CN203849393U (en) | 2013-11-21 | 2013-11-21 | Function and performance detection system of distribution line fault indication integrated apparatus |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103605097A (en) * | 2013-11-21 | 2014-02-26 | 广西电网公司电力科学研究院 | Distribution line fault indication integrated equipment function and performance detection system |
| CN104459447A (en) * | 2014-12-23 | 2015-03-25 | 国网浙江诸暨市供电公司 | Intelligent multifunctional cable line fault online monitoring system |
| CN104459472A (en) * | 2014-12-23 | 2015-03-25 | 国网浙江诸暨市供电公司 | Solar-energy-collecting-power-supply cable line fault intelligent on-line monitoring system |
| CN104483600A (en) * | 2014-12-23 | 2015-04-01 | 国网浙江诸暨市供电公司 | Fault detector for intelligent on-line fault monitoring system of cable line |
| CN111435143A (en) * | 2019-01-11 | 2020-07-21 | 中车株洲电力机车研究所有限公司 | Universal testing device and method |
-
2013
- 2013-11-21 CN CN201320744835.9U patent/CN203849393U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103605097A (en) * | 2013-11-21 | 2014-02-26 | 广西电网公司电力科学研究院 | Distribution line fault indication integrated equipment function and performance detection system |
| CN104459447A (en) * | 2014-12-23 | 2015-03-25 | 国网浙江诸暨市供电公司 | Intelligent multifunctional cable line fault online monitoring system |
| CN104459472A (en) * | 2014-12-23 | 2015-03-25 | 国网浙江诸暨市供电公司 | Solar-energy-collecting-power-supply cable line fault intelligent on-line monitoring system |
| CN104483600A (en) * | 2014-12-23 | 2015-04-01 | 国网浙江诸暨市供电公司 | Fault detector for intelligent on-line fault monitoring system of cable line |
| CN111435143A (en) * | 2019-01-11 | 2020-07-21 | 中车株洲电力机车研究所有限公司 | Universal testing device and method |
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Granted publication date: 20140924 |