CN104977486A - Portable power distribution terminal tester - Google Patents
Portable power distribution terminal tester Download PDFInfo
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- CN104977486A CN104977486A CN201510342666.XA CN201510342666A CN104977486A CN 104977486 A CN104977486 A CN 104977486A CN 201510342666 A CN201510342666 A CN 201510342666A CN 104977486 A CN104977486 A CN 104977486A
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Abstract
The invention discloses a portable power distribution terminal tester comprising a controller, a self-timekeeping clock circuit, a switching simulation circuit, a FTU interface, a communication failure simulator, a U-disk interface, an alternating current and voltage output module, a man-machine interface, a communication interface, a touch screen, a serial communication interface, and a power consumption management module. The self-timekeeping clock circuit, the switching simulation circuit, the FTU interface, the communication failure simulator, the U-disk interface, the alternating current and voltage output module, the man-machine interface, the communication interface and the power consumption management module are connected with the controller. The alternating current and voltage output module includes an analog output circuit, a drive circuit, an alternating current and voltage output circuit, and an analog input circuit. By adopting the portable power distribution terminal tester of the invention, automatic on-site charged test of a power distribution terminal feeder can be realized, and the time for on-site debugging and testing can be greatly reduced.
Description
Technical field
The present invention relates to a kind of portable power distribution terminal tester.
Background technology
Distribution is the tie between power supply enterprise and power customer, has the features such as rack is flexible and changeable, connection type is complicated, client faced by equipment is multi-point and wide-ranging, direct compared with major network; Distribution runs and controls is scheduling, fortune is examined and the convergent point of Marketing Major management, stresses different, to shorten customer outage hours for core objective from major network management and running work.Sum up international electrical power distribution automatization system construction experiences can see, electrical power distribution automatization system construction should be positioned: by Long-distance Control and automatic fault isolation, shortens the fault outage time.
Current State Grid Shanghai Electric Power Company deeply advances Distribution Automation Construction comprehensively, the Installation and Debugging of intelligent distributed distribution terminal FA (feeder automation) are the important process of Distribution Automation Construction, its nucleus equipment feeder automation (being called for short FA) is made up of control module and regular distribution terminal, current progressively popularization in Shanghai Power Network adopts the Networks of Fiber Communications of peer-to-peer to communicate mutually, collect the information of relevant distribution terminal, the section broken down is determined after Integrated comparative, the isolating switch at tripping fault section two ends or on-load switch, complete fault isolation action, and recover the power supply of non-faulting interval, then result is reported main website.FA realizes communication, quantity of information forwarding, breakdown judge, fault isolation, non-faulting district restore electricity function, is mainly used in the localization of fault of 10kV feeder line looped network, fault isolation, service restoration.Extremely important meaning is had to raising urban power distribution network power supply reliability level, lifting power distribution network operation and management level.
Prove through running, adopting intelligent distributed distribution terminal to realize FA function, is that a kind of O&M of constructing is easy, the method for technology maturation, Be very effective.Company has formulated a set of more complete FA action test testing scheme for this reason, and carries out a series of testing and verification work.We find the co-ordination needing organic interconnected, multiple departments of multiple system in development or engineering construction stage FA system.Therefore, the quality control for FA system is annoying company's difficult problem always.Technically, for ensureing system cloud gray model specification, reliable, the research of the test method of FA system delivery test and site test be strengthened, formulate corresponding practical performance test and acceptance specification, ensure FA system and relevant device thereof the quality in Life cycle.
Test and distribution main website, communication system and the terminal etc. of FA are closely related, in the project implemented, particularly in the process that FA device is debugged and checked and accepted, we find that the difficulty of carrying out complete test is at the scene larger, sum up ongoing every acceptance of work progress and find that FA device goes to toward being difficult to possess test condition completely in power transmission, therefore the Core Feature of FA cannot be realized after power transmission, the on-the-spot subject matter existed has: 1) before circuit power transmission, be limited by passage and build the reasons such as delayed, do not possess test condition completely; 2) distribution of FA device is wide, concentrates debugging difficulty large, poor synchronization; 3) test that has a power failure completely after old track remodelling, electric system change is more difficult.Therefore, research is needed under circuit live state based on the test Solution under field condition.
Summary of the invention
The object of the invention is the defect overcoming prior art, a kind of portable power distribution terminal tester is provided, the on-the-spot live testing of distribution terminal feeder automation can be realized, the time of field adjustable and test can be greatly reduced, improve the checking ability of feeder automation action logic, will good application prospect be had to the normal operation and practical the putting into operation of FEEDER AUTOMATION ensureing power distribution network.
The technical scheme realizing above-mentioned purpose is: a kind of portable power distribution terminal tester, comprise controller, automorph time clock circuit, switch mimic channel, FTU (feed line automatization terminal) interface, communication failure simulator, USB flash disk interface, AC current-voltage output module, man-machine interface, communication interface, touch-screen, serial communication interface and power managed module, wherein:
Described automorph time clock circuit, switch mimic channel, FTU interface, communication failure simulator, USB flash disk interface, AC current-voltage output module, man-machine interface, communication interface and power managed module be connected with described controller respectively;
Described AC current-voltage output module comprises analogue quantity output circuit, driving circuit, AC current-voltage output circuit and simulated measurement input circuit, the input end of described analogue quantity output circuit is connected with described controller, the output terminal of described analogue quantity output circuit, driving circuit, AC current-voltage output circuit are connected successively with the input end of simulated measurement input circuit, and the output terminal of described simulated measurement input circuit is connected with described controller;
Described touch-screen is connected with described man-machine interface;
Described serial communication interface is connected with described communication interface.
Above-mentioned a kind of portable power distribution terminal tester, wherein, described serial communication interface is network interface.
Above-mentioned a kind of portable power distribution terminal tester, wherein, described touch-screen adopts TFT (Thin FilmTransistor, thin film transistor (TFT)) liquid crystal display.
Above-mentioned a kind of portable power distribution terminal tester, wherein, described FTU interface, for connecting distribution terminal equipment to be measured;
Described touch-screen, for man-machine interaction, and passes to controller by described man-machine interface by the operational order of user;
The operational order of the user of reception is passed to described switch mimic channel, communication failure simulator and AC current-voltage output module by described controller respectively;
Described switch mimic channel, for the operational order sent according to described controller, simulates the switch state of distribution terminal equipment to be measured, and the switch state simulated data of distribution terminal equipment to be measured is passed to described controller;
Described communication failure simulator, for the operational order sent according to described controller, simulates the failure volume of distribution terminal equipment to be measured, and the failure volume simulated data of distribution terminal equipment to be measured is passed to described controller;
Described AC current-voltage output module, for the operational order sent according to described controller, simulates the electric current and voltage output quantity of distribution terminal equipment to be measured, and the electric current and voltage output quantity simulated data of distribution terminal equipment to be measured is passed to described controller;
Described controller is according to the switch state simulated data of distribution terminal equipment to be measured, failure volume simulated data and electric current and voltage output quantity simulated data, generate the field test data of distribution terminal equipment to be measured, and generate the test record form of distribution terminal equipment to be measured according to the field test data of distribution terminal equipment to be measured;
Described USB flash disk interface, adopts USB flash disk from described controller, copy the field test data of distribution terminal equipment to be measured and the test record form of distribution terminal equipment to be measured for user;
Described serial communication interface, adopts network from described controller, copy the field test data of distribution terminal equipment to be measured and the test record form of distribution terminal equipment to be measured for user,
Portable power distribution terminal tester of the present invention, beneficial effect is compared with prior art: can realize the on-the-spot live testing of distribution terminal feeder automation, the time of field adjustable and test can be greatly reduced, improve the checking ability of feeder automation action logic, will good application prospect be had to the normal operation and practical the putting into operation of FEEDER AUTOMATION ensureing power distribution network.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of portable power distribution terminal tester of the present invention.
Embodiment
In order to make those skilled in the art can understand technical scheme of the present invention better, below in conjunction with accompanying drawing, its embodiment is described in detail:
Embodiments of the invention: refer to Fig. 1, a kind of portable power distribution terminal tester, comprise controller 1, automorph time clock circuit 2, switch mimic channel 3, FTU interface 4, communication failure simulator 5, USB flash disk interface 6, AC current-voltage output module 7, man-machine interface 8, communication interface 9, touch-screen 81, serial communication interface 91 and power managed module 10.
Time automorph, clock circuit 2, switch mimic channel 3, FTU interface 4, communication failure simulator 5, USB flash disk interface 6, AC current-voltage output module 7, man-machine interface 8, communication interface 9 and power managed module 10 are connected with controller 1 respectively; AC current-voltage output module 7 comprises analogue quantity output circuit 71, driving circuit 72, AC current-voltage output circuit 73 and simulated measurement input circuit 74, the input end of analogue quantity output circuit 71 is connected with controller 1, the input end of the output terminal of analogue quantity output circuit 71, driving circuit 72, AC current-voltage output circuit 73, simulated measurement input circuit 74 is connected successively, and the output terminal of simulated measurement input circuit 74 is connected with controller 1; Touch-screen 81 is connected with man-machine interface 8; Serial communication interface 91 is connected with communication interface 9.Serial communication interface 91 is network interface.Touch-screen 81 adopts TFT liquid crystal display (Thin Film Transistor, thin film transistor (TFT))
Portable power distribution terminal tester of the present invention, FTU interface 4 is for connecting distribution terminal equipment to be measured; Touch-screen 81, for man-machine interaction, and passes to controller 1 by man-machine interface 8 by the operational order of user; The operational order of the user of reception is passed to switch mimic channel 3, communication failure simulator 5 and AC current-voltage output module 7 by controller 1 respectively; Switch mimic channel 3, for the operational order sent according to controller 1, simulates the switch state of distribution terminal equipment to be measured, and the switch state simulated data of distribution terminal equipment to be measured is passed to controller 1; Communication failure simulator 5, for the operational order sent according to controller 1, simulates the failure volume of distribution terminal equipment to be measured, and the failure volume simulated data of distribution terminal equipment to be measured is passed to controller 1; AC current-voltage output module 7, for the operational order sent according to controller 1, simulates the electric current and voltage output quantity of distribution terminal equipment to be measured, and the electric current and voltage output quantity simulated data of distribution terminal equipment to be measured is passed to controller 1; Controller 1 is according to the switch state simulated data of distribution terminal equipment to be measured, failure volume simulated data and electric current and voltage output quantity simulated data, generate the field test data of distribution terminal equipment to be measured, and generate the test record form of distribution terminal equipment to be measured according to the field test data of distribution terminal equipment to be measured.
USB flash disk interface 6, adopts USB flash disk from controller 1, copy the field test data of distribution terminal equipment to be measured and the test record form of distribution terminal equipment to be measured for user; Serial communication interface 91, adopts network from controller 1, copy the field test data of distribution terminal equipment to be measured and the test record form of distribution terminal equipment to be measured for user.
Controller 1, adopts the very-high performance based on Cortex-M4 kernel of the up-to-date release of ST company than digital signal controller STM32F407; The DSP processing instruction of floating-point operation ability and enhancing; Up to flash memory and the embedded SRAM up to 196K byte on the sheet of 1M byte; Ultimate attainment travelling speed, can reach the processing power of 210DMI PS during 168MHz high-speed cruising
Portable power distribution terminal tester of the present invention, during use, analog switch, voltage source, current source is served as by tester of the present invention, want the truth of complete real-time simulation primary system, only distribution terminal feeder-terminal-unit and on-the-spot switch need be disconnected completely during on-the-spot test, reserved change-over switch is switched on the FTU interface 4 of tester of the present invention, and making tested distribution terminal imperceptible is test mode, just the same with direct observing and controlling primary system.
Portable power distribution terminal tester of the present invention, has following function:
A) tester meets terminal " three is distant " detecting information and monitors, and namely tester has remote measurement to distribution terminal, remote signalling, distant control function;
B) the centralized distribution terminal feed line automatization system of complete independently carries out the test of FA processing logic;
C) independent realization carries out the test of FA processing logic to Distributed power dead-end feeder automated system;
D) realize networking at the scene or do not realize the FA processing logic checking to on-the-spot FA equipment and system thereof under networking mode, realize the inspection to on-site terminal, substation, main website, communication system and configuration parameter thereof simultaneously;
E) result data of logic testing can obtain from tester from network or USB mode, and exports test record form.
Portable power distribution terminal tester of the present invention, based on RTDS (Real Time Digital Simulator, Real Time Digital Simulator) to the emulation of distribution network and a kind of tester being exclusively used in distribution terminal feeder automation of the emulation R & D design of fan-out capability, independent of FA control principle, independent of FA supplier, realize at the scene terminal being automatically injected electric data, analog ligand electric system runs, and checks the validity of the fault handling logic of the whole FA system be made up of automation equipment, communication system, distribution substation, distribution main website etc.Realize reducing on-the-spot test to the requirement of personnel, equipment simultaneously; Reduce the coordination difficulty of each testing location multiple; Reduce the time of the on-the-spot test of FA; Improve the checking ability to various FA action logic under heterogeneous networks and communication condition.
Portable power distribution terminal tester of the present invention, the on-the-spot live testing of distribution feeder automation can be realized, the time of field adjustable and test can be greatly reduced, improve the checking ability of feeder automation action logic, will good application prospect be had to the normal operation and practical the putting into operation of FEEDER AUTOMATION ensureing power distribution network.
Portable power distribution terminal tester of the present invention, it is the tester integrating power source, switch emulator, communication controler, telecommunication management, substantially increase feeder automation on-the-spot test efficiency, achieve feeder automation onsite acceptance uninterrupted power test, for the work of the uninterrupted power test of power distribution automation onsite acceptance from now on provides valuable test experience.
Those of ordinary skill in the art will be appreciated that, above embodiment is only used to the present invention is described, and be not used as limitation of the invention, as long as in spirit of the present invention, all will drop in Claims scope of the present invention the change of the above embodiment, modification.
Claims (4)
1. a portable power distribution terminal tester, it is characterized in that, comprise controller, automorph time clock circuit, switch mimic channel, FTU interface, communication failure simulator, USB flash disk interface, AC current-voltage output module, man-machine interface, communication interface, touch-screen, serial communication interface and power managed module, wherein:
Described automorph time clock circuit, switch mimic channel, FTU interface, communication failure simulator, USB flash disk interface, AC current-voltage output module, man-machine interface, communication interface and power managed module be connected with described controller respectively;
Described AC current-voltage output module comprises analogue quantity output circuit, driving circuit, AC current-voltage output circuit and simulated measurement input circuit, the input end of described analogue quantity output circuit is connected with described controller, the output terminal of described analogue quantity output circuit, driving circuit, AC current-voltage output circuit are connected successively with the input end of simulated measurement input circuit, and the output terminal of described simulated measurement input circuit is connected with described controller;
Described touch-screen is connected with described man-machine interface;
Described serial communication interface is connected with described communication interface.
2. a kind of portable power distribution terminal tester according to claim 1, is characterized in that, described serial communication interface is network interface.
3. a kind of portable power distribution terminal tester according to claim 1, is characterized in that, described touch-screen adopts TFT liquid crystal display.
4., according to the arbitrary described a kind of portable power distribution terminal tester of claims 1 to 3, it is characterized in that,
Described FTU interface, for connecting distribution terminal equipment to be measured;
Described touch-screen, for man-machine interaction, and passes to controller by described man-machine interface by the operational order of user;
The operational order of the user of reception is passed to described switch mimic channel, communication failure simulator and AC current-voltage output module by described controller respectively;
Described switch mimic channel, for the operational order sent according to described controller, simulates the switch state of distribution terminal equipment to be measured, and the switch state simulated data of distribution terminal equipment to be measured is passed to described controller;
Described communication failure simulator, for the operational order sent according to described controller, simulates the failure volume of distribution terminal equipment to be measured, and the failure volume simulated data of distribution terminal equipment to be measured is passed to described controller;
Described AC current-voltage output module, for the operational order sent according to described controller, simulates the electric current and voltage output quantity of distribution terminal equipment to be measured, and the electric current and voltage output quantity simulated data of distribution terminal equipment to be measured is passed to described controller;
Described controller is according to the switch state simulated data of distribution terminal equipment to be measured, failure volume simulated data and electric current and voltage output quantity simulated data, generate the field test data of distribution terminal equipment to be measured, and generate the test record form of distribution terminal equipment to be measured according to the field test data of distribution terminal equipment to be measured;
Described USB flash disk interface, adopts USB flash disk from described controller, copy the field test data of distribution terminal equipment to be measured and the test record form of distribution terminal equipment to be measured for user;
Described serial communication interface, adopts network from described controller, copy the field test data of distribution terminal equipment to be measured and the test record form of distribution terminal equipment to be measured for user.
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| CN201510342666.XA CN104977486A (en) | 2015-06-15 | 2015-06-15 | Portable power distribution terminal tester |
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Cited By (13)
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| CN105242154A (en) * | 2015-11-16 | 2016-01-13 | 国电南瑞科技股份有限公司 | Automated testing device for power distribution terminal |
| CN105785167A (en) * | 2016-03-03 | 2016-07-20 | 中国航空综合技术研究所 | Portable fault injection system suitable for external field test |
| CN106353624A (en) * | 2016-10-21 | 2017-01-25 | 国网江苏省电力公司扬州供电公司 | Power distribution automation power-outage-free debugging equipment and working method thereof |
| CN106527181A (en) * | 2016-12-22 | 2017-03-22 | 南京因泰莱电器股份有限公司 | Communication network-based distribution automation system simulation test method |
| CN109581153A (en) * | 2019-01-13 | 2019-04-05 | 国网江西省电力有限公司电力科学研究院 | A kind of 10kV feeder automation test simulation breaker |
| CN110086252A (en) * | 2019-04-03 | 2019-08-02 | 国网江西省电力有限公司电力科学研究院 | A kind of polymorphic feeder automation on-site testing device |
| CN110554304A (en) * | 2019-10-14 | 2019-12-10 | 广东电网有限责任公司 | hardware-in-loop test method and system suitable for automatic terminal |
| CN111308236A (en) * | 2019-12-31 | 2020-06-19 | 广州得元电力科技有限公司 | Testing system, device and method for power distribution terminal |
| CN111865712A (en) * | 2020-06-23 | 2020-10-30 | 国网重庆市电力公司电力科学研究院 | Intelligent fusion terminal tester |
| CN112415421A (en) * | 2020-11-04 | 2021-02-26 | 中国南方电网有限责任公司超高压输电公司柳州局 | Handheld secondary loop tester based on Xilinx operating system |
| CN112505463A (en) * | 2020-12-07 | 2021-03-16 | 广西电网有限责任公司电力科学研究院 | Logic testing device capable of automatically identifying terminal roles |
| CN112540266A (en) * | 2020-12-07 | 2021-03-23 | 广西电网有限责任公司电力科学研究院 | Distribution network feeder automation field test system |
| CN113899942A (en) * | 2021-09-30 | 2022-01-07 | 国网山东省电力公司烟台供电公司 | Portable distribution network integrated intelligent live-line tester and testing method thereof |
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| CN109581153A (en) * | 2019-01-13 | 2019-04-05 | 国网江西省电力有限公司电力科学研究院 | A kind of 10kV feeder automation test simulation breaker |
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| CN110086252A (en) * | 2019-04-03 | 2019-08-02 | 国网江西省电力有限公司电力科学研究院 | A kind of polymorphic feeder automation on-site testing device |
| CN110554304A (en) * | 2019-10-14 | 2019-12-10 | 广东电网有限责任公司 | hardware-in-loop test method and system suitable for automatic terminal |
| CN111308236A (en) * | 2019-12-31 | 2020-06-19 | 广州得元电力科技有限公司 | Testing system, device and method for power distribution terminal |
| CN111865712B (en) * | 2020-06-23 | 2022-05-31 | 国网重庆市电力公司电力科学研究院 | Intelligent integration terminal tester |
| CN111865712A (en) * | 2020-06-23 | 2020-10-30 | 国网重庆市电力公司电力科学研究院 | Intelligent fusion terminal tester |
| CN112415421A (en) * | 2020-11-04 | 2021-02-26 | 中国南方电网有限责任公司超高压输电公司柳州局 | Handheld secondary loop tester based on Xilinx operating system |
| CN112505463A (en) * | 2020-12-07 | 2021-03-16 | 广西电网有限责任公司电力科学研究院 | Logic testing device capable of automatically identifying terminal roles |
| CN112540266A (en) * | 2020-12-07 | 2021-03-23 | 广西电网有限责任公司电力科学研究院 | Distribution network feeder automation field test system |
| CN112505463B (en) * | 2020-12-07 | 2022-08-16 | 广西电网有限责任公司电力科学研究院 | Logic testing device capable of automatically identifying terminal roles |
| CN113899942A (en) * | 2021-09-30 | 2022-01-07 | 国网山东省电力公司烟台供电公司 | Portable distribution network integrated intelligent live-line tester and testing method thereof |
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