CN108711823A - A kind of secondary equipment of intelligent converting station pressing plate abnormality discrimination method - Google Patents
A kind of secondary equipment of intelligent converting station pressing plate abnormality discrimination method Download PDFInfo
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- CN108711823A CN108711823A CN201810532231.5A CN201810532231A CN108711823A CN 108711823 A CN108711823 A CN 108711823A CN 201810532231 A CN201810532231 A CN 201810532231A CN 108711823 A CN108711823 A CN 108711823A
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- pressing plate
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- total value
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
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Abstract
The invention discloses a kind of secondary equipment of intelligent converting station pressing plate abnormality discrimination methods, include the following steps：A. the theoretical code value of each pressing plate of secondary device is arranged in order, calculates and store each theoretical code value theoretical total value X after being addedIt is theoretical；B. the state of each pressing plate of secondary device is acquired in real time, and generates actual coding value, calculates and store each actual coding value practical total value X after being addedIt is practical；C. it carries out practical total value and theoretical total value to recycle real-time comparison：The pressing plate for orienting abnormality is decoded to practical total value when theoretical total value and practical total value are inconsistent；D. corresponding alarm and emergency processing method are sent out according to the pressing plate of abnormal state, has many advantages, such as that monitoring pressing plate throwing automatically moves back, and reduces labor cost.
Description
Technical field
The present invention relates to a kind of secondary equipment of intelligent converting station pressing plate abnormality discrimination methods.
Background technology
Intelligent substation is the important component of electric system, and one of important feature of intelligent substation is exactly secondary sets
Spare all kinds of soft pressing plates replace traditional substation intuitively hard pressing plate, the flexible controllable of pressing plate are realized, two in intelligent substation
Correctly whether the throwing of secondary device pressing plate move back, and is directly related to whether expected defencive function can be realized, existing supervisory control of substation
System usually can real-time display pressing plate state value, but can not judge whether pressing plate state correct, pressing plate misses throwing, retreating and can not also accuse
Alert, the state-detection of the soft pressing plate of intelligent substation only rests on the manual identified stage, and the soft pressing plate of intelligent substation is large number of, people
The heavy workload of work identification verification, takes time and effort, and artificial miscarrying accidentally moves back the phenomenon that pressing plate and happens occasionally.
Invention content
It is an object of the invention to overcome the deficiency of the prior art, it is abnormal to provide a kind of secondary equipment of intelligent converting station pressing plate
State identification method.
The technical solution adopted by the present invention to solve the technical problems is：
A kind of secondary equipment of intelligent converting station pressing plate abnormality discrimination method, includes the following steps：
A. A is arranged as in order to the theoretical code value of each pressing plate of secondary device020, A121, A222……Ax2x, x ∈ N,
Wherein A0, A1, A2……AxState is exited or put into indicate that pressing plate is in for 0 or 1, calculates and store each theoretical code value
Theory total value X after being addedIt is theoretical=A020+A121+A222+……+Ax2x；
B. the state of each pressing plate of secondary device is acquired in real time, and generates actual coding value B020, B121,
B222……By2y, y ∈ N, wherein B0, B1, B2……ByFor 0 or 1 shape is exited or puts into indicate that pressing plate is in
State calculates and stores each actual coding value practical total value X after being addedIt is practical
=B020+B121+B222+……+By2y；
C. it carries out practical total value and theoretical total value to recycle real-time comparison：Calculate theoretical total value and the difference of practical total value
Absolute value delta X1=|XIt is theoretical-XIt is practical|If Δ X1=0, then judge that each pressing plate of secondary device is normal, if 2i≤ΔX1< 2i+1, then
Judge that encoded radio is Ai2iCorresponding pressing plate abnormal state, then calculates Δ X1With 2iDifference absolute value delta X2=|ΔX1-2i|
Whether it is 0, not for 0 there is also the pressing plate of abnormal state, if 2j≤ΔX2< 2j+1, then judge encoded radio for Aj2jCorresponding pressing plate
State is also exception, and so on, until difference is 0, wherein 0≤j < i, i, j ∈ N；
D. corresponding alarm and emergency processing method are sent out according to the pressing plate of abnormal state.
In a further preferred embodiment, the secondary device includes interval secondary equipment and be associated with secondary device, and described two
Secondary device is in maintenance, signal or tripped condition.
In a further preferred embodiment, it is A that the pressing plate, which includes theoretical and actual coding value,020~An2nAnd B020~Bn2n
GOOSE pressing plates, theoretical and actual coding value is An+12n+1~Am2mAnd Bn+12n+1~Bm2mSV pressing plates, it is theoretical and practical compile
Code value is Am+12m+1~Al2lAnd Bm+12m+1~Bl2lDefencive function pressing plate, theoretical and actual coding value is Al+12l+1~Ah2hWith
Bl+12l+1~Bh2hMaintenance pressing plate, wherein 0 < n < m < l < h, n, m, l, h ∈ N, by where the abnormal pressing plate that determines
Section is encoded, miscarrying is made to the pressing plate of respective classes and moves back alarm.
In a further preferred embodiment, the miscarrying of GOOSE pressing plates is sent out when moving back alarm, and the emergency processing method provided includes inspection
It looks into whether secondary device has abnormal operation message, and reaffirms and need to throw the GOOSE pressing plates moved back.
In a further preferred embodiment, the miscarrying of SV pressing plates is sent out when moving back alarm, and the emergency processing method provided includes exiting
GOOSE output clampings after looking into alarm without exception, then restore to put into GOOSE output clampings after putting into corresponding SV pressing plates.
In a further preferred embodiment, the miscarrying of function pressing plate is sent out when moving back alarm, and the emergency processing method provided includes moving back
Go out GOOSE pressing plates, put into corresponding function pressing plate, after looking into alarm without exception, then restores to put into GOOSE pressing plates.
In a further preferred embodiment, maintenance pressing plate miscarrying is sent out when moving back alarm, and the emergency processing method provided includes moving back
Go out GOOSE pressing plates, put into corresponding maintenance pressing plate, after looking into alarm without exception, then restores to put into GOOSE pressing plates.
The beneficial effects of the invention are as follows
1. after arranging in order to secondary device pressing plate theoretical code value and calculating and be added with theory of storage encoded radio
Theoretical total value, actual coding value is generated according to the pressing plate state that acquires in real time, calculates and stores after each actual coding value is added
Practical total value, practical total value is carried out with theoretical total value to compare quickly positioning abnormality press plate position in real time, is pressed existing
The secondary device of plate abnormality alerts and provides emergency processing method in time, avoids the mistake operating phenomenon of secondary device pressing plate,
Effectively shorten substation operation personnel tour time, it is ensured that the reliability service of secondary equipment of intelligent converting station is intelligent substation
Offer reliable guarantee is moved back in the long-range throwing of secondary device pressing plate.
2. pair secondary device is in inspecting state, signal or tripped condition separate management, maintenance or operation shape are obtained respectively
Theoretical total value under state and practical total value are suitable for different primary equipment operating statuses.
It is right by the coding section where the abnormal pressing plate that determines 3. a pair different types of pressing plate divides coding section
The pressing plate of respective classes makes miscarrying and moves back alarm, improves alarm specific aim.
4. providing different emergency processing methods according to the case where pressing plate abnormal state, there is specific aim, be conducive to work
Personnel quickly handle abnormal pressing plate.
Invention is further described in detail with reference to the accompanying drawings and embodiments；But a kind of intelligent substation of the present invention
Secondary device pressing plate abnormality discrimination method is not limited to embodiment.
Description of the drawings
Fig. 1 is the flow chart of a preferred embodiment of the present invention；
Fig. 2 is the coding schematic diagram of a preferred embodiment of the present invention；
Fig. 3 is the pressing plate decoding positioning schematic diagram of the abnormal state of a preferred embodiment of the present invention.
Specific implementation mode
Embodiment, shown in Figure 1, the flow chart of a preferred embodiment of the present invention includes the following steps：
A. A is arranged as in order to the theoretical code value of each pressing plate of secondary device020, A121, A222……Ax2x, x ∈ N,
N is natural number, wherein A0, A1, A2……AxIt is in for 0 expression pressing plate and exits state, be in input state for 1 expression pressing plate, count
Calculate and store each theoretical code value theoretical total value X after being addedIt is theoretical=A020+A121+A222+……+Ax2x；
B. the state of each pressing plate of secondary device is acquired in real time, and generates actual coding value B020, B121, B222……By2y,
Y ∈ N, N are natural number, wherein B0, B1, B2……ByIt is in for 0 expression pressing plate and exits state, indicate that pressing plate is in input shape for 1
State calculates and stores each actual coding value practical total value X after being addedIt is practical=B020+B121+B222+……+By2y；
C. it carries out practical total value and theoretical total value to recycle real-time comparison：Calculate theoretical total value and the difference of practical total value
Absolute value delta X1=|XIt is theoretical-XIt is practical|If Δ X1=0, then judge that each pressing plate of secondary device is normal, if 2i≤ΔX1< 2i+1, then
Judge that encoded radio is Ai2iCorresponding pressing plate abnormal state, then calculates Δ X1With 2iDifference absolute value delta X2=|ΔX1-2i|
Whether it is 0, not for 0 there is also the pressing plate of abnormal state, if 2j≤ΔX2< 2j+1, then judge encoded radio for Aj2jCorresponding pressing plate
State is also exception, and so on, until difference is 0, wherein 0≤j < i, i, j ∈ N, N are natural number；
D. corresponding alarm and emergency processing method are sent out according to the pressing plate of abnormal state.
The secondary device includes that interval secondary equipment is in maintenance, signal with secondary device, the secondary device is associated with
Or tripped condition.
Referring to Fig. 2, the coding schematic diagram of a preferred embodiment of the invention, the pressing plate includes theoretical and actual coding value
For A020~An2nAnd B020~Bn2nGOOSE pressing plates, theoretical and actual coding value is An+12n+1~Am2mAnd Bn+12n+1~Bm2m
SV pressing plates, theoretical and actual coding value is Am+12m+1~Al2lAnd Bm+12m+1~Bl2lDefencive function pressing plate, it is theoretical and practical
Encoded radio is Al+12l+1~Ah2hAnd Bl+12l+1~Bh2hMaintenance pressing plate, wherein 0 < n < m < l < h, n, m, l, h ∈ N, N is
Natural number.Pass through the volume where the abnormal pressing plate that determines (GOOSE pressing plates, SV pressing plates, defencive function pressing plate and maintenance pressing plate)
Code section, makes miscarrying to the pressing plate of respective classes and moves back alarm.
The miscarrying of GOOSE pressing plates is sent out when moving back alarm, the emergency processing method provided includes that check whether secondary device has different
Often action message, and reaffirm and need to throw the GOOSE pressing plates moved back；The miscarrying of SV pressing plates is sent out when moving back alarm, the emergent place provided
Reason method includes exiting GOOSE pressing plates, puts into corresponding SV pressing plates, after looking into alarm without exception, then restores to put into GOOSE pressing plates；
The miscarrying of function pressing plate is sent out when moving back alarm, the emergency processing method provided includes exiting GOOSE pressing plates, puts into corresponding function pressure
Plate after looking into alarm without exception, then restores to put into GOOSE pressing plates；Maintenance pressing plate miscarrying is sent out when moving back alarm, the emergency processing provided
Method includes exiting GOOSE pressing plates, puts into corresponding maintenance pressing plate, after looking into alarm without exception, then restores to put into GOOSE pressing plates.
Referring to Fig. 3, the pressing plate decoding positioning schematic diagram of the abnormal state of a preferred embodiment of the present invention, when 20≤ΔX1<
2nPrimary Location, which goes out GOOSE pressing plates and then sends out the miscarrying of GOOSE pressing plates extremely, moves back alarm, when 2n+1≤ΔX1< 2m+1Primary Location goes out
SV pressing plates then send out SV pressing plates extremely, and then sending out miscarrying moves back alarm extremely, when 2m+1≤ΔX1< 2l+1Primary Location goes out defencive function
Pressing plate then sends out the miscarrying of defencive function pressing plate and moves back alarm extremely, when 2l+1≤ΔX1< 2hPrimary Location goes out to overhaul pressing plate and then sends out extremely
Go out to send out maintenance pressing plate miscarrying and moves back alarm.
It needs to carry out multiple bearing when there are multiple types pressing plate exception occurs simultaneously, preferably referring to 1 present invention one of table
Each pressing plate theoretical value under embodiment operating status：
Each pressing plate theoretical value under 1 operating status of table
It is 479 to obtain each pressing plate theoretical value total value under operating status by table 1, and real border total value is 222, into decoding, Δ X1
=|XIt is theoretical-XIt is practical|=|479-222|=257,28≤ 257 < 29Preliminary judgement 28Corresponding pressing plate is abnormal, differential protection of tabling look-up to obtain
There is exception in soft pressing plate, sends out the miscarrying of function pressing plate and moves back alarm, the emergency processing method provided includes exiting GOOSE pressing plates, is thrown
Enter corresponding function pressing plate, after looking into alarm without exception, then restores to put into GOOSE pressing plates, further decode Δ X2=|ΔX1-28|
=|257-28|=1,20≤ 1 < 21, judgement 20Corresponding pressing plate is abnormal, table look-up GOOSE reclosings export soft pressing plate occur it is different
Often, it sends out the miscarrying of GOOSE pressing plates and moves back alarm, the emergency processing method provided includes checking whether secondary device has abnormal operation report
Text, and reaffirm and need to throw the GOOSE pressing plates moved back, Δ X3=|ΔX2-29|=|1-20|=0, other exceptions are not present in judgement
Pressing plate.
Referring to each pressing plate theoretical value under 2 a preferred embodiment of the present invention inspecting state of table：
Each pressing plate theoretical value under 2 inspecting state of table
It is 4063 to obtain each pressing plate theoretical value total value under inspecting state by table 2, and real border total value is 3279, into decoding, Δ
X1=|XIt is theoretical-XIt is practical|=|4063-3279|=784, if 29≤ 784 < 210Preliminary judgement 29Corresponding pressing plate is abnormal, intelligence of tabling look-up to obtain
Can terminal maintenance pressing plate occur abnormal, send out maintenance pressing plate miscarrying and move back alarm, the emergency processing method provided is including exiting GOOSE
Pressing plate puts into corresponding maintenance pressing plate, after looking into alarm without exception, then restores to put into GOOSE pressing plates, further decode, Δ X2=|
ΔX1-29|=|784-29|=272,28≤ 272 < 29, judgement 28Corresponding pressing plate is abnormal, table look-up the soft pressing plate of differential protection goes out
It is now abnormal, it sends out the miscarrying of function pressing plate and moves back alarm, the emergency processing method provided includes exiting GOOSE pressing plates, and input is corresponding
Function pressing plate after looking into alarm without exception, then restores to put into GOOSE pressing plates, further decodes Δ X3=|ΔX2-28|=|272-
28|=16,24≤ 16 < 25, judgement 24Corresponding pressing plate is abnormal, and the soft pressing plate appearance exception of SV receptions of tabling look-up to obtain sends out SV pressing plates
Alarm is moved back in miscarrying, and the emergency processing method provided includes exiting GOOSE pressing plates, puts into corresponding SV pressing plates, looks into alarm without exception
Afterwards, then restore to put into GOOSE pressing plates, Δ X4=|ΔX3-24|=|16-24|=0, there is no other abnormal pressing plates for judgement.
A kind of secondary equipment of intelligent converting station pressing plate abnormality that above-described embodiment only is used for further illustrating the present invention
Discrimination method, but the invention is not limited in embodiments, it is every according to the technical essence of the invention to made by above example
Any simple modification, equivalent change and modification are each fallen in the protection domain of technical solution of the present invention.
Claims (7)
1. a kind of secondary equipment of intelligent converting station pressing plate abnormality discrimination method, it is characterised in that：Include the following steps：
A. A is arranged as in order to the theoretical code value of each pressing plate of secondary device020, A121, A222……Ax2x, x ∈ N, wherein
A0, A1, A2……AxState is exited or put into indicate that pressing plate is in for 0 or 1, is calculated and is stored each theoretical code value and be added
Theoretical total value X afterwardsIt is theoretical=A020+A121+A222+……+Ax2x；
B. the state of each pressing plate of secondary device is acquired in real time, and generates actual coding value B020, B121, B222……By2y, y ∈
N, wherein B0, B1, B2……ByState is exited or put into indicate that pressing plate is in for 0 or 1, calculates and store each actual coding
It is worth practical total value X after being addedIt is practical=B020+B121+B222+……+By2y；
C. it carries out practical total value and theoretical total value to recycle real-time comparison：The theoretical total value of calculating is absolute with the difference of practical total value
It is worth Δ X1=|XIt is theoretical-XIt is practical|If Δ X1=0, then judge that each pressing plate of secondary device is normal, if 2i≤ΔX1< 2i+1, then judge
Encoded radio is Ai2iCorresponding pressing plate abnormal state, then calculates Δ X1With 2iDifference absolute value delta X2=|ΔX1-2i|Whether
It is 0, not for 0 there is also the pressing plate of abnormal state, if 2j≤ΔX2< 2j+1, then judge encoded radio for Aj2jCorresponding pressing plate state
Also it is exception, and so on, until difference is 0, wherein 0≤j < i, i, j ∈ N；
D. corresponding alarm and emergency processing method are sent out according to the pressing plate of abnormal state.
2. a kind of secondary equipment of intelligent converting station pressing plate abnormality discrimination method according to claim 1, feature exist
In：The secondary device includes that interval secondary equipment is in maintenance, signal or tripping with secondary device, the secondary device is associated with
State.
3. a kind of secondary equipment of intelligent converting station pressing plate abnormality discrimination method according to claim 1, feature exist
In：The pressing plate includes that theoretical and actual coding value is A020~An2nAnd B020~Bn2nGOOSE pressing plates, it is theoretical and practical compile
Code value is An+12n+1~Am2mAnd Bn+12n+1~Bm2mSV pressing plates, theoretical and actual coding value is Am+12m+1~Al2lAnd Bm+12m+1
~Bl2lDefencive function pressing plate, theoretical and actual coding value is Al+12l+1~Ah2hAnd Bl+12l+1~Bh2hMaintenance pressing plate,
In 0 < n < m < l < h, n, m, l, h ∈ N, by the coding section where the abnormal pressing plate that determines, to the pressure of respective classes
Plate makes miscarrying and moves back alarm.
4. a kind of secondary equipment of intelligent converting station pressing plate abnormality discrimination method according to claim 3, feature exist
In：The miscarrying of GOOSE pressing plates is sent out when moving back alarm, the emergency processing method provided includes checking whether secondary device has abnormal operation
Message, and reaffirm and need to throw the GOOSE pressing plates moved back.
5. a kind of secondary equipment of intelligent converting station pressing plate abnormality discrimination method according to claim 3, feature exist
In：The miscarrying of SV pressing plates is sent out when moving back alarm, the emergency processing method provided includes exiting GOOSE output clampings, waits for that input is corresponding
SV pressing plates after, after looking into alarm without exception, then restore put into GOOSE output clampings.
6. a kind of secondary equipment of intelligent converting station pressing plate abnormality discrimination method according to claim 3, feature exist
In：The miscarrying of function pressing plate is sent out when moving back alarm, the emergency processing method provided includes exiting GOOSE pressing plates, puts into corresponding work(
Energy pressing plate after looking into alarm without exception, then restores to put into GOOSE pressing plates.
7. a kind of secondary equipment of intelligent converting station pressing plate abnormality discrimination method according to claim 3, feature exist
In：Maintenance pressing plate miscarrying is sent out when moving back alarm, the emergency processing method provided includes exiting GOOSE pressing plates, puts into corresponding inspection
Pressing plate is repaiied, after looking into alarm without exception, then restores to put into GOOSE pressing plates.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810532231.5A CN108711823B (en) | 2018-05-29 | 2018-05-29 | A kind of secondary equipment of intelligent converting station pressing plate abnormality discrimination method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810532231.5A CN108711823B (en) | 2018-05-29 | 2018-05-29 | A kind of secondary equipment of intelligent converting station pressing plate abnormality discrimination method |
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| CN108711823A true CN108711823A (en) | 2018-10-26 |
| CN108711823B CN108711823B (en) | 2019-08-27 |
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| CN201810532231.5A Active CN108711823B (en) | 2018-05-29 | 2018-05-29 | A kind of secondary equipment of intelligent converting station pressing plate abnormality discrimination method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110247323A (en) * | 2019-04-23 | 2019-09-17 | 国网浙江省电力有限公司绍兴供电公司 | A kind of one secondary device state of intelligent substation corresponds to judgment method |
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| CN205608149U (en) * | 2016-05-06 | 2016-09-28 | 国家电网公司 | Automatic detect overload protection device of hard clamp plate state of protection |
| CN106357423A (en) * | 2016-08-19 | 2017-01-25 | 南京国电南自电网自动化有限公司 | Abnormal diagnosis method of secondary equipment of intelligent substation based on fault tree |
| CN106779508A (en) * | 2017-03-21 | 2017-05-31 | 国网河南省电力公司平顶山供电公司 | Secondary system of intelligent substation safety measure analogue simulation and O＆M control platform |
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| CN103296757A (en) * | 2013-05-21 | 2013-09-11 | 国家电网公司 | Multi-parameter identification based secondary system fault diagnosing method for intelligent substation |
| CN205608149U (en) * | 2016-05-06 | 2016-09-28 | 国家电网公司 | Automatic detect overload protection device of hard clamp plate state of protection |
| CN106357423A (en) * | 2016-08-19 | 2017-01-25 | 南京国电南自电网自动化有限公司 | Abnormal diagnosis method of secondary equipment of intelligent substation based on fault tree |
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| CN110247323A (en) * | 2019-04-23 | 2019-09-17 | 国网浙江省电力有限公司绍兴供电公司 | A kind of one secondary device state of intelligent substation corresponds to judgment method |
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| CN108711823B (en) | 2019-08-27 |
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