CN107179465A - Extra-high voltage direct-current phase selecting switching-on apparatus performance and secondary circuit site test method - Google Patents
Extra-high voltage direct-current phase selecting switching-on apparatus performance and secondary circuit site test method Download PDFInfo
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- CN107179465A CN107179465A CN201710616302.5A CN201710616302A CN107179465A CN 107179465 A CN107179465 A CN 107179465A CN 201710616302 A CN201710616302 A CN 201710616302A CN 107179465 A CN107179465 A CN 107179465A
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- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
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Abstract
The invention discloses a kind of extra-high voltage direct-current phase selecting switching-on apparatus performance and secondary circuit site test method, on the basis of phase selecting switching-on apparatus parameter is correctly adjusted, by by relay protection tester output voltage, current signal corresponding with switch yard three-phase breaker mutually switch and corresponding voltage, current loop is concatenated, SCADA system in station is recycled to issue closing by hand instruction, when threephase switch shows conjunction position, transfer the station internal fault recorder data of test switch, and judge whether phase selecting switching-on apparatus control effect meets requirement according to the time difference between each phase current starting point and corresponding phase switching voltage zero crossing, solve the problems, such as the Validity Test of phase selecting switching-on apparatus performance and its related secondary circuit.The present invention, which has, need not increase hardware cost, and test connection is simple, easy to operate, can effectively verify the advantage of phase selecting switching-on apparatus performance and corresponding secondary circuit correctness.
Description
Technical field
The present invention relates to extra-high voltage direct-current transmission technology, and in particular to a kind of extra-high voltage direct-current phase selecting switching-on apparatus performance and
Secondary circuit site test method.
Background technology
Alternating current filter is mainly used in filter as an important component of straight-flow system in UHVDC converter station
The harmonic wave that is produced except transverter in rectification and reversals and reactive-load compensation is provided for straight-flow system, directly affect direct current defeated
Electric system conveys the size and the quality of power supply of power.Generally, the capacity of single group alternating current filter is larger in current conversion station, and switching is grasped
Make related frequency.The selection of wave filter switching moment is improper will to be produced larger transient state and shove impact and overvoltage.On the one hand may
Damage is caused to primary equipments such as alternating current filter, capacitors；On the other hand, change of current busbar voltage will be caused to distort, and then lured
Send out commutation failure.According to East China Power Grid direct-current commutation failure statistical analysis over the years, the commutation caused by alternating current filter switching
5% is unsuccessfully accounted for, as after the second largest inducement after fault in ac transmission system, the safe and stable operation of power network is seriously threaten.
Phase selection dress is configured with order to reduce increasing alternating current filter group breaker in this harm, current conversion station
Put, by controlling the closing moment of breaker, the transient process for eliminating or mitigating moment generation of closing a floodgate is rushed to equipment and system
Hit.Phase selecting switching-on apparatus correlation secondary circuit mainly includes：Electric current, voltage acquisition circuit, measure and control device to phase selecting switching-on apparatus
Shutting-brake control command drcuit, phase selecting switching-on apparatus output the secondary dry contact associated loop being serially connected with shutting-brake control loop
Deng.It is constituted an organic whole by phase selecting switching-on apparatus secondary circuit with other secondary devices, and its correctness is directly determined
Can phase selecting switching-on apparatus correct operation and outlet.Phase selecting switching-on apparatus basic functional principle is：The combined floodgate control of measure and control device
System instruction is first inputted to phase selecting switching-on apparatus.Phase selecting switching-on apparatus is received after reclosing command, voltage, the electricity of coupling apparatus sampling
Stream information, is handled by internal logic computing etc., and reclosing phase by phase order is delivered to breaker down respectively at the time of selecting suitable
Each phase closing coil, to control breaker is each to be closed a floodgate in desired phase.
Debugging, the check of phase selecting switching-on apparatus and its related secondary circuit turn into one before extra-high voltage direct-current engineering is gone into operation
Important process.But current UHVDC converter station phase selecting switching-on apparatus also lacks field test means effective enough and side
Method, puts into operation to engineering and brings larger hidden danger.Just once occurred because phase selecting switching-on apparatus parameter is set in the straight-flow system debugging stage
Put improper caused alternating voltage disturbance and commutation failure.For this problem, existing scholar expands research for this problem.Inspection
Rope to Patents and scientific and technical literature have：Chen Xiangyi, Zhen Wei, Liu Ming loyalties《UHVDC converter station phase selection control dress
Put field adjustable technology》Electric power network technique, 2012,36 (2)：17-22., the Chinese patent text of Application No. 201410376387.0
Offer《A kind of phase-controlled device option principle accuracy test system and method for breaker》, Application No.
CN201410576513.7 Chinese patent literature《Phase selecting switching-on apparatus test system and method in a kind of intelligent substation》.But
It is that document above is with patent mainly by developing phase selection Special testing device and the corresponding test method of proposition to phase selection
Device performance has carried out test, effectively demonstrates device performance.But on the one hand Special testing device adds experimentation cost；It is another
Aspect, the test of such research also primarily directed to phase selecting switching-on apparatus performance lacks to the related secondary returning of phase selecting switching-on apparatus
Effective checking on road.
In summary, in engineering practice, in the urgent need to a kind of new, effective extra-high voltage direct-current phase selection dress
Performance and secondary circuit site test method are put, while hardware cost is not increased, phase selecting switching-on apparatus performance is effectively verified
And corresponding secondary circuit correctness.
The content of the invention
The technical problem to be solved in the present invention：For prior art above mentioned problem there is provided one kind do not increase hardware into
On the basis of this, UHVDC converter station phase selecting switching-on apparatus performance and its secondary circuit can be effectively verified, test connection is simple,
It is easy to operate, it not only can effectively verify whether phase selecting switching-on apparatus performance meets requirement, phase selecting switching-on apparatus can also be verified
The whether correct extra-high voltage direct-current phase selecting switching-on apparatus performance of secondary circuit and secondary circuit site test method.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
A kind of secondary circuit site test method of UHVDC converter station phase selecting switching-on apparatus, implementation steps include：
1) device parameter of tested phase selecting switching-on apparatus is adjusted, the device parameter closes the time including breaker
TB, phase shift parameters TD1, Medium Time TD2, pre arcing time TD3；
2) test connection is carried out to tested phase selecting switching-on apparatus, it is using test wire that each phase voltage of relay protection tester is defeated
Go out signal and current output signal by TA on the spot terminal box and TV terminal box, secondary device are exported to tested choosing on the spot
Phase closing device, and the corresponding connection terminal of tested phase selecting switching-on apparatus with stand in fault wave recording device equipment be connected；
3) on relay protection tester according to phase selecting switching-on apparatus requirement, correct voltage, current amplitude and phase are set,
And start relay protection tester, export corresponding positive sequence voltage and current signal to phase selecting switching-on apparatus and station internal fault recording and set
It is standby；
4) determine by Testing Team's alternating current filter Switch Three-Phase in open position；
5) closing by hand instruction is issued to tested phase selecting switching-on apparatus；
6) when showing closing position by Testing Team's alternating current filter Switch Three-Phase, the station internal fault recording is passed through
Equipment transfers the fault recorder data of tested phase selecting switching-on apparatus；
7) judge whether that collecting each phase voltage of tested phase selecting switching-on apparatus and electric current believes according to fault recorder data
Number, if any voltage all the way or current signal are lost or phase sequence mistake, judge the road voltage or the corresponding quilt of current signal
The secondary circuit of the phase selecting switching-on apparatus of test is incorrect；
8) be based on fault recorder data, calculate each phase current signal starting point and corresponding phase voltage signal zero crossing it
Between time difference as the time difference of closing moment, judge whether the time difference of closing moment meets performance requirement, if meet
Performance requirement then judges that the shutting-brake control performance of tested phase selecting switching-on apparatus correspondence phase is met and required.
Preferably, step 2) detailed step include：
2.1) TA on the spot terminal box, TV on the spot terminal box be disconnected to TV, TA this body loop it is secondary in flakes, and near electricity
This body loop secondary circuit short-circuit ground connection is flowed, prevents TV reverse charges and TA secondary circuits from shunting；
2.2) test wire is utilized by each phase voltage output signal U of relay protection testera、Ub、Uc、UnIt is respectively connected to TV on the spot
Corresponding voltage loop terminals in terminal box；
2.3) using test wire respectively by each phase current output signal I of relay protection testera、Ib、Ic、InWith three-phase break
The upper pile crown of pile crown of switch of device correspondence phase is connected, by the lower pile crown for switching a pile crown, terminal box is corresponding on the spot with TA again
Current transformer terminal is connected, and realizes concatenating for a switchgear and current loop；
2.4) using pre-fabricated electric cables in existing station, keep TA on the spot terminal box, TV both terminal boxs pass through respectively on the spot
The serial/parallel secondary device connect is connected with the corresponding connection terminal of tested phase selecting switching-on apparatus, and tested phase selection
The corresponding connection terminal of device is connected with the fault wave recording device equipment in station.
Preferably, step 8) in judge closing moment time difference whether meet performance requirement specifically refer to judge combined floodgate when
Whether the time difference at quarter is in interval [- 1ms+TD2+TD3, 1ms+TD2+TD3] in, wherein TD2For tested phase selecting switching-on apparatus
Medium Time, TD3For the pre arcing time of tested phase selecting switching-on apparatus.
Extra-high voltage direct-current phase selecting switching-on apparatus performance and secondary circuit site test method tool of the present invention has the advantage that：
1st, hardware cost need not be increased, that is, being not required to research and development phase selection Special testing device can carry out to phase selection dress
The performance test put, effectively reduces experimentation cost.
2nd, test connection is simple, easy to operate, and scene need to only complete related relay protection tester and voltage, electric current in switch yard
The secondary connection in loop.
3rd, because test method described herein is by the way that relay protection tester output voltage, electric current and once switch, phase selection are closed
Brake gear and the mode of station internal fault wave recording device series connection and actual band phase selection secondary control loop experiment, therefore similar protection
Total group test, can be with using methods described herein except can effectively verify whether phase selecting switching-on apparatus performance meets requirement
Verify whether phase selecting switching-on apparatus secondary circuit is correct.
Brief description of the drawings
Fig. 1 is the typical wiring schematic diagram of phase selecting switching-on apparatus.
Fig. 2 is the A phase datas of fault recorder data.
Fig. 3 is the B phase datas of fault recorder data.
Fig. 4 is the C phase datas of fault recorder data.
Embodiment
Hereafter with breaker model HPL550B2, the model SWITCHSYNC of breaker correspondence phase selecting switching-on apparatus
Exemplified by F236, extra-high voltage direct-current phase selecting switching-on apparatus performance and secondary circuit site test method to the embodiment of the present invention are carried out
Further similar explanation.
The implementation steps bag of the present embodiment extra-high voltage direct-current phase selecting switching-on apparatus performance and secondary circuit site test method
Include：
1) device parameter of tested phase selecting switching-on apparatus is adjusted, the device parameter closes the time including breaker
TB, phase shift parameters TD1, Medium Time (other delays of contact) TD2, pre arcing time TD3；Wherein, when breaker is closed
Between TBField measurement gain of parameter can be passed through；Medium Time TD2, pre arcing time TD3Then it can consult related according to breaker model
Circuit breaker technology document is obtained；Pre arcing time TD3Parameter tuning it is then relevant with the selection of phase selecting switching-on apparatus reference voltage.
Assuming that reference voltage is derived from A phases, then each corresponding TD1Time is respectively TD1-A=0.0ms, TD1-C=3.3ms, TD1-B=
6.7ms；If reference voltage is derived from AB voltages between phases, each corresponding TD1Time is respectively TD1-A=1.7ms, TD1-C=
5.0ms、TD1-B=8.3ms.
In the present embodiment, reference voltage takes AB voltages between phases.According to field measurement parameter and access relative breaker technology
Document, phase selecting switching-on apparatus parameter tuning is as shown in table 1.
Table 1：Phase selecting switching-on apparatus parameter tuning.
2) test connection is carried out to tested phase selecting switching-on apparatus, it is using test wire that each phase voltage of relay protection tester is defeated
Go out signal and current output signal by TA on the spot terminal box and TV terminal box, secondary device are exported to tested choosing on the spot
Phase closing device, and the corresponding connection terminal of tested phase selecting switching-on apparatus with stand in fault wave recording device equipment be connected；
In the present embodiment, step 2) detailed step include：
2.1) TA on the spot terminal box, TV on the spot terminal box be disconnected to TV, TA this body loop it is secondary in flakes, and near electricity
This body loop secondary circuit short-circuit ground connection is flowed, prevents TV reverse charges and TA secondary circuits from shunting；
2.2) test wire is utilized by each phase voltage output signal U of relay protection testera、Ub、Uc、UnIt is respectively connected to TV on the spot
Corresponding voltage loop terminals in terminal box；
2.3) using test wire respectively by each phase current output signal I of relay protection testera、Ib、Ic、InWith three-phase break
The upper pile crown of pile crown of switch of device correspondence phase is connected, by the lower pile crown for switching a pile crown, terminal box is corresponding on the spot with TA again
Current transformer terminal is connected, and realizes concatenating for a switchgear and current loop；
2.4) using pre-fabricated electric cables in existing station, keep TA on the spot terminal box, TV both terminal boxs pass through respectively on the spot
The serial/parallel secondary device connect is connected with the corresponding connection terminal of tested phase selecting switching-on apparatus, and tested phase selection
The corresponding connection terminal of device is connected with the fault wave recording device equipment in station.Finally, tested phase selecting switching-on apparatus is carried out
Attachment structure after test connection is as shown in Figure 1.
In the present embodiment, relay protection tester specifically uses ONLLY4630G type relay protection testers.Respectively will using test wire
Relay protection tester ONLLY4630G three-phase current output signals Ia、Ib、Ic、InIt is corresponding with three-phase breaker HPL550B2 mutually to switch
Once upper pile crown is connected；Switch is once descended into pile crown again, and terminal box corresponding current loop terminals are connected on the spot with TA, realize once
Switchgear is concatenated with current loop；
3) on relay protection tester according to phase selecting switching-on apparatus requirement, correct voltage, current amplitude and phase are set,
And start relay protection tester, export corresponding positive sequence voltage and current signal to phase selecting switching-on apparatus and station internal fault recording and set
It is standby；
4) determine by Testing Team's alternating current filter Switch Three-Phase in open position；
5) closing by hand instruction is issued to tested phase selecting switching-on apparatus；In the present embodiment, the SCADA in station is specifically referred to
System (backstage) issues closing by hand instruction to tested phase selecting switching-on apparatus；
6) when showing closing position by Testing Team's alternating current filter Switch Three-Phase, the station internal fault recording is passed through
Equipment transfers the fault recorder data of tested phase selecting switching-on apparatus；
7) judge whether that collecting each phase voltage of tested phase selecting switching-on apparatus and electric current believes according to fault recorder data
Number, if any voltage all the way or current signal are lost or phase sequence mistake, judge the road voltage or the corresponding quilt of current signal
The secondary circuit of the phase selecting switching-on apparatus of test is incorrect；
8) be based on fault recorder data, calculate each phase current signal starting point and corresponding phase voltage signal zero crossing it
Between time difference as the time difference of closing moment, judge whether the time difference of closing moment meets performance requirement, if meet
Performance requirement then judges that the shutting-brake control performance of tested phase selecting switching-on apparatus correspondence phase is met and required.
In the present embodiment, step 8) in judge whether the time difference of closing moment meets performance requirement and specifically refer to judge conjunction
Whether the time difference at lock moment is in interval [- 1ms+TD2+TD3, 1ms+TD2+TD3] in, wherein TD2Filled for tested phase selection
Medium Time, the T putD3For the pre arcing time of tested phase selecting switching-on apparatus.When threephase switch shows conjunction position, transfer
The station internal fault recorder data of test switch；According to the time between each phase current starting point and corresponding phase switching voltage zero crossing
Difference judges whether phase selecting switching-on apparatus control effect meets requirement.According to international conference on large HV electric systems (CIGRE) suggestion, it is considered to
The discreteness acted to breaker mechanism, usual breaker phase-controlled error then thinks to obtain more when being not more than 1ms
Ideal effect.Consider that suggest plans application voltage, the magnitude of current of the present embodiment is secondary small-signal, apply actually not on switch
A high voltage, therefore the dynamic characteristic and prebreakdown characteristic of medium in actual switch making process can not be simulated.In this method
Electric current goes out current moment and switch contact time of contact coincide and (loop just constituted after contact) substantially.Therefore when using this method,
It is considered that the preferable closing moment of each phase delayed T when being closed a floodgate than normal (rated voltage)D2+TD3Moment.Therefore, with reason
Think the time difference of closing moment in [- 1ms+TD2+TD3, 1ms+TD2+TD3] in then judge that phase selecting switching-on apparatus control performance is met will
Ask.
In the present embodiment, the station internal fault recorder data of test switch is transferred as shown in Figure 2 to 4.Referring to Fig. 2~Fig. 4,
Calculate A phase current signals starting point at the time of, the zero crossing of A phase phase voltage signals at the time of time difference, obtain the conjunction of A phases
The time difference at lock moment be 1.7ms, calculate B phase current signals starting point at the time of, the zero crossing of b phase phase voltage signals when
The time difference at quarter, obtain B phases closing moment time difference be 1.4ms, calculate C phase current signals starting point at the time of, C phases
The time difference at the time of zero crossing of phase voltage signal, the time difference for obtaining the closing moment of C phases is 1.3ms, is finally given each
The time difference of phase closing moment is as shown in table 2.
Table 2, experiment closing moment deviation.
| Breaker is separate | A phases/ms | B phases/ms | C phases/ms |
| The time difference of closing moment | 1.7 | 1.4 | 1.3 |
T in the present embodimentD2+TD3=1.2ms, therefore interval [- 1ms+TD2+TD3, 1ms+TD2+TD3] actual value be
[0.2ms, 2.2ms], the time difference of the preferable closing moment of any phase then judges phase selecting switching-on apparatus in [0.2ms, 2.2ms]
Control performance, which is met, to be required.As shown in Table 2, the shutting-brake control performance for being tested each phase of phase selecting switching-on apparatus is satisfied by requiring.
In summary, the secondary circuit site test method of the present embodiment UHVDC converter station phase selecting switching-on apparatus exists
It is correct adjust phase selecting switching-on apparatus parameter on the basis of, by by relay protection tester output voltage, current signal and switch yard three
Mutually switch and corresponding voltage, current loop are concatenated phase breaker correspondence, recycle SCADA system (backstage) in station to issue manual conjunction
Lock is instructed, and when threephase switch shows conjunction position, transfers the station internal fault recorder data of test switch, and rise according to each phase current
Time difference between initial point and corresponding phase switching voltage zero crossing judges whether phase selecting switching-on apparatus control effect meets requirement,
Solve the problems, such as the Validity Test of phase selecting switching-on apparatus performance and its related secondary circuit.The present embodiment UHVDC converter station
The secondary circuit site test method of phase selecting switching-on apparatus, which has, need not increase hardware cost, and test connection is simple, easy to operate,
The advantage of phase selecting switching-on apparatus performance and corresponding secondary circuit correctness can effectively be verified.
Described above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
Those of ordinary skill for, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (3)
1. a kind of extra-high voltage direct-current phase selecting switching-on apparatus performance and secondary circuit site test method, it is characterised in that implementation steps
Including：
1) device parameter of tested phase selecting switching-on apparatus is adjusted, the device parameter closes time T including breakerB, phase shift
Parameter TD1, Medium Time TD2, pre arcing time TD3；
2) test connection is carried out to tested phase selecting switching-on apparatus, each phase voltage of relay protection tester is exported using test wire and believed
Number and current output signal by TA on the spot terminal box and TV terminal box, secondary device are exported to tested phase selection conjunction on the spot
Brake gear, and the corresponding connection terminal of tested phase selecting switching-on apparatus with stand in fault wave recording device equipment be connected；
3) on relay protection tester according to phase selecting switching-on apparatus requirement, correct voltage, current amplitude and phase are set, and are opened
Dynamic relay protection tester, exports corresponding positive sequence voltage and current signal to phase selecting switching-on apparatus and station internal fault recording wave device；
4) determine by Testing Team's alternating current filter Switch Three-Phase in open position；
5) closing by hand instruction is issued to tested phase selecting switching-on apparatus；
6) when showing closing position by Testing Team's alternating current filter Switch Three-Phase, the station internal fault recording wave device is passed through
Transfer the fault recorder data of tested phase selecting switching-on apparatus；
7) judged whether to collect each phase voltage of tested phase selecting switching-on apparatus and current signal according to fault recorder data, such as
Any voltage all the way of fruit or current signal are lost or phase sequence mistake, then judge that the road voltage or current signal are corresponding tested
The secondary circuit of phase selecting switching-on apparatus is incorrect；
8) fault recorder data is based on, between the starting point and the zero crossing of corresponding phase voltage signal that calculate each phase current signal
Time difference, as the time difference of closing moment, judges whether the time difference of closing moment meets performance requirement, if meeting performance
Required it is required that then judging that the shutting-brake control performance of tested phase selecting switching-on apparatus correspondence phase is met.
2. extra-high voltage direct-current phase selecting switching-on apparatus performance according to claim 1 and secondary circuit site test method, its
Be characterised by, step 2) detailed step include：
2.1) TA on the spot terminal box, TV on the spot terminal box be disconnected to TV, TA this body loop it is secondary in flakes, and near electric current sheet
Body loop secondary circuit short-circuit is grounded, and prevents TV reverse charges and TA secondary circuits from shunting；
2.2) test wire is utilized by each phase voltage output signal U of relay protection testera、Ub、Uc、UnIt is respectively connected to TV terminal boxs on the spot
Middle corresponding voltage loop terminals；
2.3) using test wire respectively by each phase current output signal I of relay protection testera、Ib、Ic、InIt is corresponding with three-phase breaker
The upper pile crown of pile crown of switch of phase is connected, will switch the lower pile crown and TA of a pile crown terminal box corresponding current time on the spot again
Road terminal is connected, and realizes concatenating for a switchgear and current loop；
2.4) using pre-fabricated electric cables in existing station, keep TA on the spot terminal box, TV on the spot both terminal boxs respectively by serial/parallel
The secondary device connect is connected with the corresponding connection terminal of tested phase selecting switching-on apparatus, and the phase selecting switching-on apparatus being tested
Correspondence connection terminal is connected with the fault wave recording device equipment in station.
3. extra-high voltage direct-current phase selecting switching-on apparatus performance according to claim 1 or 2 and secondary circuit site test method,
Characterized in that, step 8) in judge whether the time difference of closing moment meets performance requirement and specifically refer to judge closing moment
Whether the time difference is in interval [- 1ms+TD2+TD3, 1ms+TD2+TD3] in, wherein TD2For the medium of tested phase selecting switching-on apparatus
Time, TD3For the pre arcing time of tested phase selecting switching-on apparatus.
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| CN108226770A (en) * | 2017-12-20 | 2018-06-29 | 中国南方电网有限责任公司超高压输电公司天生桥局 | A kind of circuit breaker failure diagnostic method |
| CN109921425A (en) * | 2019-03-29 | 2019-06-21 | 云南电网有限责任公司电力科学研究院 | A kind of alternating current filter phase selection control method and system based on converter station |
| CN111208418A (en) * | 2020-01-10 | 2020-05-29 | 中国南方电网有限责任公司超高压输电公司广州局 | Phase selection switching-on and switching-off state monitoring system and method for converter station alternating current filter |
| CN112103929A (en) * | 2020-09-24 | 2020-12-18 | 中国南方电网有限责任公司超高压输电公司曲靖局 | Phase selection and switching-off method for AC filter of same-tower double-circuit DC converter station |
| CN113534684A (en) * | 2020-04-22 | 2021-10-22 | 南京南瑞继保电气有限公司 | Phase selection switching-on control method and device |
| CN114047435A (en) * | 2021-10-27 | 2022-02-15 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Method and device for testing discreteness of closing time of circuit breaker |
| CN114062916A (en) * | 2021-11-12 | 2022-02-18 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Method and device for detecting running state of phase selection closing device |
| CN114552644A (en) * | 2022-03-02 | 2022-05-27 | 中国南方电网有限责任公司超高压输电公司柳州局 | Converter station alternating current filter phase selection and closing effect discrimination method based on wave recording data |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104319752A (en) * | 2014-11-06 | 2015-01-28 | 山东大学 | Inrush current restraining system and method based on residual magnetism prediction and circuit breaker discreteness improvement |
| CN104360680A (en) * | 2014-10-24 | 2015-02-18 | 许继电气股份有限公司 | System and method for testing phase-selecting switching-on controller in intelligent transformer substation |
| CN205003236U (en) * | 2015-10-10 | 2016-01-27 | 国网山东省电力公司日照供电公司 | Inspect device of high -pressure energy metering equipment wiring |
| CN205246826U (en) * | 2015-12-17 | 2016-05-18 | 中国西电电气股份有限公司 | Circuit breaker short circuit ability test circuit |
| CN205263212U (en) * | 2015-12-17 | 2016-05-25 | 中国南方电网有限责任公司超高压输电公司昆明局 | Select testing arrangement that closes a floodgate mutually |
| WO2016126019A1 (en) * | 2015-02-04 | 2016-08-11 | 제닉스윈 주식회사 | Power supply state automatic recording system having separate sensor |
| CN106405293A (en) * | 2016-10-10 | 2017-02-15 | 许继集团有限公司 | System and method for testing secondary circuit on site in intelligent substation |
-
2017
- 2017-07-26 CN CN201710616302.5A patent/CN107179465B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104360680A (en) * | 2014-10-24 | 2015-02-18 | 许继电气股份有限公司 | System and method for testing phase-selecting switching-on controller in intelligent transformer substation |
| CN104319752A (en) * | 2014-11-06 | 2015-01-28 | 山东大学 | Inrush current restraining system and method based on residual magnetism prediction and circuit breaker discreteness improvement |
| WO2016126019A1 (en) * | 2015-02-04 | 2016-08-11 | 제닉스윈 주식회사 | Power supply state automatic recording system having separate sensor |
| CN205003236U (en) * | 2015-10-10 | 2016-01-27 | 国网山东省电力公司日照供电公司 | Inspect device of high -pressure energy metering equipment wiring |
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