CN205139323U - Distant examination testing system of intelligent substation relay protection - Google Patents
Distant examination testing system of intelligent substation relay protection Download PDFInfo
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- CN205139323U CN205139323U CN201520911456.3U CN201520911456U CN205139323U CN 205139323 U CN205139323 U CN 205139323U CN 201520911456 U CN201520911456 U CN 201520911456U CN 205139323 U CN205139323 U CN 205139323U
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- 238000012360 testing method Methods 0.000 title claims abstract description 98
- 230000001681 protective effect Effects 0.000 claims description 60
- 238000012544 monitoring process Methods 0.000 claims description 18
- 238000004891 communication Methods 0.000 claims description 11
- 230000000977 initiatory effect Effects 0.000 claims description 9
- 239000013307 optical fiber Substances 0.000 claims description 9
- 238000013522 software testing Methods 0.000 abstract 1
- 230000009471 action Effects 0.000 description 8
- 238000009434 installation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000001514 detection method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
Abstract
The utility model discloses a distant examination testing system of intelligent substation relay protection, it includes: remote control terminal, relay protection tester, switch and local control terminal, the telemechanical machine that remote control terminal has the distant place control system who issues the test enabled instruction and is connected with distant place control system, the relay protection tester sets up in intelligent substation, and the messenger of relay protection tester can hold and be connected through switch and telemechanical machine to receive the test enabled instruction of telemechanical machine conveying, the interior multiple protection device's of a plurality of outputs of relay protection tester and intelligent substation test interface is connected one by one, and the network interface that the input of relay protection tester passes through switch and multiple protection device is connected, the local control terminal sets up in intelligent substation, and the messenger that the first output at local control terminal passes through switch and relay protection tester can hold and be connected. The utility model discloses an efficiency of software testing when above -mentioned technical scheme has improved the protection device debugging.
Description
Technical field
The utility model relates to the field tests of transforming plant protecting device, particularly the distant check system of having a try of a kind of intelligent substation relay protection.
Background technology
The protective device of transformer station is the core of protecting electrical power system, the correctness of its logic and setting to be related to when electric system is broken down isolating switch can tripping rapidly and accurately to excise fault, thus ensure the stable operation of electric system.Therefore, the debug process of protective device is extremely important, and it directly affects correct operation and the power system stability operation of protective device.
In prior art, when protective device is debugged, needing commissioning staff to scene by being connected on protective device by relay-protection tester, then carrying out related commissioning work.Of a great variety due to protective device, and be distributed in different location, it is large that this scheme adds the debugging work load making protective device undoubtedly, and task is heavy, and testing efficiency is low.
Summary of the invention
Fundamental purpose of the present utility model is to provide the distant check system of having a try of a kind of intelligent substation relay protection, with the problem that the testing efficiency at least solving the protective device existed in prior art is low.
In order to achieve the above object, the utility model embodiment provides the distant check system of having a try of a kind of intelligent substation relay protection, and it comprises: remote control terminal, relay-protection tester, switch and local control terminal; Described remote control terminal has the distant place control system issuing test initiation command and the telecontrol communication machine be connected with described distant place control system; Described relay-protection tester is arranged in intelligent substation, the Enable Pin of described relay-protection tester is connected with described telecontrol communication machine by described switch, to receive the test initiation command that described telecontrol communication machine transmits, multiple output terminal of described relay-protection tester is connected one by one with the test interface of the multiple protective device in described intelligent substation, the input end of described relay-protection tester is connected with the network interface of multiple described protective device by described switch, to identify protective device to be tested; Described local control terminal is arranged in described intelligent substation, and the first output terminal of described local control terminal is connected by the Enable Pin of described switch with described relay-protection tester.
Have a try in check system intelligent substation relay protection as above is distant, preferably, described remote control terminal also comprises the first fingerprint machine, and the output terminal of described first fingerprint machine is connected with the start end of described distant place control system.
Have a try in check system intelligent substation relay protection as above is distant; preferably; described local control terminal comprises the second fingerprint machine and monitoring equipment; the output terminal of described second fingerprint machine is connected with the start end of described monitoring equipment, and the first output terminal of described monitoring equipment is the first output terminal of described local control terminal.
Have a try in check system intelligent substation relay protection as above is distant; preferably; described local control terminal also comprises printer; the input end of described printer is connected with the second output terminal of described monitoring equipment, and the second output terminal of described monitoring equipment is the second output terminal of described local control terminal.
Have a try in check system intelligent substation relay protection as above is distant, preferably, described relay-protection tester is connected with described protective device by optical fiber.
Have a try in check system intelligent substation relay protection as above is distant; preferably; the output terminal of described protective device is connected by the intelligent terminal of optical fiber with described intelligent substation, and described intelligent terminal is connected by the isolating switch of cable and described intelligent substation and disconnector.
The beneficial effect that the embodiment that the utility model provides is brought is as follows:
By intelligent substation Relay Protection Experiment System, the test of protective device all can be able to be completed in remote side and local side; improve the convenience of protective device test; enhance the security to protective device test; improve the rapidity of multiple protective device test, improve the testing efficiency to protective device.
Accompanying drawing explanation
Fig. 1 is the structural representation of the distant check system of having a try of a kind of intelligent substation relay protection that the utility model provides;
Wherein, in figure, symbol description is as follows:
10 distant place control system, 11 telecontrol communication machine, 20 monitoring equipments, 21 printers, 3 relay-protection testers, 4 protective devices, 5 switches, 6 isolating switchs, 7 disconnectores, 80 netting twines, 81 optical fiber, 82 cables.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model embodiment is described in further detail.
See Fig. 1, the utility model provides the distant check system of having a try of a kind of intelligent substation relay protection, and it comprises: remote control terminal, relay-protection tester 3, switch 5 and local control terminal.
Wherein, remote control terminal by controlling relay-protection tester 3 in strange land, thus realizes the Long-distance Control to protective device 4, and it comprises distant place control system 10 and telecontrol communication machine 11.Distant place control system 10 issues test initiation command, and test initiation command starts for controlling relay-protection tester 3.Telecontrol communication machine 11 is for sending this test initiation command to relay-protection tester 3 by network.
Relay-protection tester 3 is arranged in intelligent substation; its Enable Pin is connected with switch 5 by netting twine 80; switch 5 is connected with telecontrol communication machine 11 by netting twine 80; thus make the test initiation command that the long-range reception telecontrol communication machine 11 of relay-protection tester transmits; its multiple output terminal is connected one by one with the test interface of the multiple protective device 4 in intelligent substation; with output action instruction; the input end of relay-protection tester 3 is connected by the network interface of switch with multiple protective device 4, to identify protective device to be tested.Because optical fiber has transmission capacity greatly, transmission quality is good, and loss is little, the advantage that repeater span is long, and relay-protection tester 3 is connected with protective device 4 preferably by optical fiber 81.
Local control terminal is arranged in intelligent substation; for controlling relay-protection tester 3 in local (namely with relay-protection tester in same usage space); thus realize controlling this locality of protective device 4, its first output terminal is connected with the Enable Pin of relay-protection tester 3 by switch 5.
Stable operation due to electric system is that productive life is able to the normal powerful guarantee run; and whether the distant check system of having a try of intelligent substation relay protection obtains the stable operation that reasonable employment is related to electric system; therefore remote control terminal also comprises the first fingerprint machine, and it is for exporting enabling signal.In reality, the operator belonging to the distant check system of having a try of this intelligent substation relay protection exports enabling signal to start distant place control system 10 by the first fingerprint machine, thus ensure that the security of the distant check system of having a try of intelligent substation relay protection.
Local control terminal comprises monitoring equipment 20, and the first output terminal of monitoring equipment 20 is as the first output terminal of local control terminal.In order to strengthen the security of local control terminal, local control terminal also comprises the second fingerprint machine, for exporting enabling signal.In reality, the operator belonging to the distant check system of having a try of this intelligent substation relay protection exports enabling signal to start monitoring equipment 20 in local side by the second fingerprint machine, thus ensure that the security of local control terminal.
For the ease of grasping operating process to monitoring equipment 20, local control terminal also comprises printer 21, and its input end is connected with the second output terminal of monitoring equipment 20, and the second output terminal of monitoring equipment 20 is as the second output terminal of local control terminal.
The output terminal of protective device 4 is connected by optical fiber 81 with the intelligent terminal 9 of intelligent substation; intelligent terminal 9 is connected with the action control end of the isolating switch 6 of intelligent substation and the action control end of disconnector 7 by cable 82, thus makes isolating switch 6 or disconnector 7 carry out a deciliter action after receiving action command.
Each output terminal of relay-protection tester 4 has mark, identifies the type for characterizing the protective device be connected with output terminal, so can the type of identification protecting device fast, thus improves testing efficiency.
In order to improve testing efficiency further, distant place control system is specifically used for, according to dissimilar protective device, being previously stored with corresponding template file, and this template file comprises test item sequence and the detection ordering of often kind of protective device.After test initiation command (now also can be called distant place side test enabled instruction) sends; the type of distant place control system meeting identification protecting device; and performing test item one by one according to the detection ordering of corresponding protective device, test item is used to indicate relay-protection tester execution and tests protective device.
The definite value related to due to different test event is different with soft pressing plate, and in automatic testing process, distant place control system can automatically revise protective device definite value according to different test events and soft pressing plate is moved back in throwing.Particularly first can fetch protection device configuration information; this configuration information comprises the definite value of protective device; soft pressing plate; and carry out backup, for test provides safety assurance, at the end of test; can again contrast configuration information; if test is changed former configuration information, so after test terminates, the backup before automatically recovering.
If test item is the project manually completed, then distant place control system can carry out information prompting to instruct user to complete the operation relevant to this test item to user, after having operated, presses continuation key and proceeds test, thus complete whole test process.
If test item is relay protective scheme test event; distant place control system can Lookup protocol test parameter control relay-protection tester and complete test; the action message of all right automatic acquisition protection of distant place control system; automatic decision test result; and the test report of Auto-writing standard form, thus finished item detects.Need in prior art artificial select test module, artificially throws the soft pressing plate moved back, artificial optimum configurations, the test duration of manual control, the action message of artificially reading, the people calculated fill in and the test report arranged; the local reaying protection test system of intelligent substation is used automatically to complete; really accomplish that " one-touch " is tested, saved manpower and time greatly.To sum up, the present invention has manufactured the distant check system of having a try of intelligent substation relay protection of complete set, when namely testing, by far to control or distant examination monitoring hands-operation can control relay-protection tester in this locality, imports template, carries out testing and transferring report.For protective device inspection provides a standardization and high efficiency solution, the demand of user to the one-touch test of protective device can be met; Meanwhile, the automatic test of optical fiber power, attenuation is realized.Compared with conventional test methods, this system can carry out testing according to the testing scheme of editor automatically, can automatic decision test result, can Auto-writing test record in standard Word report template, automatically generate test report.
Intelligent substation relay protection is distant have a try check system not only for test whether can control isolating switch and disconnector deciliter, also for automatically complete various protective device transmission test, automatically generate test report.As controlled relay-protection tester to main transformer protection device dosage, whether test transform er differential protection can correct operation, and whether trip boundary condition meets definite value, and whether pressing plate function is correct.
In order to improve the testing efficiency of local control terminal; in order to improve testing efficiency further; local control terminal is specifically used for, according to dissimilar protective device, being previously stored with corresponding template file, and this template file comprises test item sequence and the detection ordering of often kind of protective device.After local side test enabled instruction sends, the type of local control terminal meeting identification protecting device, and perform test item one by one according to the detection ordering of corresponding protective device, test item is used to indicate relay-protection tester execution and tests protective device.
The definite value related to due to different test event is different with soft pressing plate, and in automatic testing process, local control terminal can automatically revise protective device definite value according to different test events and soft pressing plate is moved back in throwing.Particularly first can fetch protection device configuration information; this configuration information comprises the definite value of protective device; soft pressing plate; and carry out backup, for test provides safety assurance, at the end of test; can again contrast configuration information; if test is changed former configuration information, so after test terminates, the backup before automatically recovering.
If test item is the project manually completed, then local control terminal can carry out information prompting to instruct user to complete the operation relevant to this test item to user, after having operated, presses continuation key and proceeds test, thus complete whole test process.If test item is relay protective scheme test event; local control terminal can Lookup protocol test parameter control relay-protection tester and complete test; the action message of all right automatic acquisition protection of local control terminal; automatic decision test result; and the test report of Auto-writing standard form, thus finished item detects.
Because the protective device in transformer station has multiple, for the ease of testing multiple protective device, in other enforcement, relay-protection tester comprises recognition device and proving installation; Recognition device is used for identification protecting device kind, and the input/output terminal of recognition device is connected with the input/output terminal of protective device; The input end of proving installation is connected with the output terminal of recognition device, and the output terminal of proving installation, as the output terminal of relay protection instrument, is connected with the test interface of protective device.The quantity of proving installation can be multiple, the kind one_to_one corresponding of multiple proving installation and protective device, and the output terminal of recognition device selects to hold with the sheet of multiple proving installation and is connected, thus completes the test to certain protective device fast.
In sum; the utility model makes the test of protective device all can be able to complete in remote side and local side by the distant check system of having a try of intelligent substation relay protection; improve the convenience of protective device test; enhance the security to protective device test; improve the rapidity of multiple protective device test, improve testing efficiency when protective device is debugged.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. the distant check system of having a try of intelligent substation relay protection, is characterized in that, the distant check system of having a try of described intelligent substation relay protection comprises: remote control terminal, relay-protection tester, switch and local control terminal;
Described remote control terminal has the distant place control system issuing test initiation command and the telecontrol communication machine be connected with described distant place control system;
Described relay-protection tester is arranged in intelligent substation, the Enable Pin of described relay-protection tester is connected with described telecontrol communication machine by described switch, to receive the test initiation command that described telecontrol communication machine transmits, multiple output terminal of described relay-protection tester is connected one by one with the test interface of the multiple protective device in described intelligent substation, the input end of described relay-protection tester is connected with the network interface of multiple described protective device by described switch, to identify protective device to be tested;
Described local control terminal is arranged in described intelligent substation, and the first output terminal of described local control terminal is connected by the Enable Pin of described switch with described relay-protection tester.
2. the distant check system of having a try of intelligent substation relay protection according to claim 1, it is characterized in that, described remote control terminal also comprises the first fingerprint machine, and the output terminal of described first fingerprint machine is connected with the start end of described distant place control system.
3. the distant check system of having a try of intelligent substation relay protection according to claim 1; it is characterized in that; described local control terminal comprises the second fingerprint machine and monitoring equipment; the output terminal of described second fingerprint machine is connected with the start end of described monitoring equipment, and the first output terminal of described monitoring equipment is the first output terminal of described local control terminal.
4. the distant check system of having a try of intelligent substation relay protection according to claim 3; it is characterized in that; described local control terminal also comprises printer; the input end of described printer is connected with the second output terminal of described monitoring equipment, and the second output terminal of described monitoring equipment is the second output terminal of described local control terminal.
5. the distant check system of having a try of intelligent substation relay protection according to claim 1, it is characterized in that, described relay-protection tester is connected with described protective device by optical fiber.
6. the distant check system of having a try of intelligent substation relay protection according to claim 1; it is characterized in that; the output terminal of described protective device is connected by the intelligent terminal of optical fiber with described intelligent substation, and described intelligent terminal is connected by the isolating switch of cable and described intelligent substation and disconnector.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520911456.3U CN205139323U (en) | 2015-11-16 | 2015-11-16 | Distant examination testing system of intelligent substation relay protection |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520911456.3U CN205139323U (en) | 2015-11-16 | 2015-11-16 | Distant examination testing system of intelligent substation relay protection |
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| CN205139323U true CN205139323U (en) | 2016-04-06 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105388416A (en) * | 2015-11-16 | 2016-03-09 | 国家电网公司 | Intelligent substation relay protection remote test system |
| CN106646084A (en) * | 2016-12-28 | 2017-05-10 | 国网浙江省电力公司台州供电公司 | Distributed interface device of relay protection debugging instrument |
-
2015
- 2015-11-16 CN CN201520911456.3U patent/CN205139323U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105388416A (en) * | 2015-11-16 | 2016-03-09 | 国家电网公司 | Intelligent substation relay protection remote test system |
| CN106646084A (en) * | 2016-12-28 | 2017-05-10 | 国网浙江省电力公司台州供电公司 | Distributed interface device of relay protection debugging instrument |
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