CN106992598A - A kind of simplified prepared auto restart starts the implementation method for differentiating logic - Google Patents
A kind of simplified prepared auto restart starts the implementation method for differentiating logic Download PDFInfo
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- CN106992598A CN106992598A CN201710368169.6A CN201710368169A CN106992598A CN 106992598 A CN106992598 A CN 106992598A CN 201710368169 A CN201710368169 A CN 201710368169A CN 106992598 A CN106992598 A CN 106992598A
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- Prior art keywords
- main confession
- logic
- circuit
- confession circuit
- auto restart
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Steam Boilers And Waste-Gas Boilers (AREA)
- Stand-By Power Supply Arrangements (AREA)
Abstract
The present invention provides a kind of simplified prepared auto restart and starts the implementation method for differentiating logic, and this method comprises the following steps：Before startup, the real time discriminating whether each main confession circuit trips is carried out；When running bus loss of pressure, differentiate whether the real-time current of each main confession circuit meets respectively less than no flow setpoint；If so, then continuing checking for whether each main confession circuit has met foregoing judging trip；If then starting prepared auto restart action logic after the start-up study adjusted.The method of the present invention, breaches the tradition that the startups logic of backup auto-activating device is carried out logical operation by same level to each condition, by differentiating by different level after integrate to realize the simplification of circuit backup power automatic switching startup logic again.This method can simplify the design that more complicated circuit backup power automatic switching starts logic, the operating efficiency that prepared auto restart programming and logic testing are examined be improved, while the performance factor of backup auto-activating device can be improved.
Description
Technical field
The present invention relates to Power System and its Automation technical field, more particularly to a kind of simplified prepared auto restart, which starts, to be differentiated
The implementation method of logic.
Background technology
Automatic switching device of standby power supply, can be rapidly automatically by in-put of spare power supply exactly after working power hinders tripping for some reason
User is switched on stand-by power supply by work, so that a kind of device that user will not have a power failure for a long time, abbreviation prepared auto restart
Device.To limit the originals such as the short circuit current flow of system, the electromagnetic looped network for avoiding the occurrence of complexity, the setting value order for simplifying relay protection
Frequently with the mode of subregion burst open loop operation in cause, power network.In order to improve the power supply reliability of open loop point transformer station, typically exist
Open loop point transformer station configures inlet wire prepared auto restart or mother backup auto-activating device.
The startup logic of backup auto-activating device is general to run bus loss of pressure as main criterion, is aided with main confession circuit without stream conduct
Anti-error criterion, is prevented due to bus-bar potential transformer（PT）Broken string causes error action of device.But, due to each website load condition
Difference, and load kurtosis, the backup auto-activating device of load Gu Qi transformer stations be easier to just to meet main confession circuit without
This assistant criteria is flowed, the risk of backup auto-activating device misoperation when causing there are bus PT decompressions.To make up this defect, it can increase
Plus the circuit PT decompressions of main confession circuit are as the startup logic criterion of backup auto-activating device, but to avoid this side in main confession circuit from opening
Backup auto-activating device tripping when closing tripping operation, switch that just must be with main confession circuit using the circuit PT of main confession circuit this assistant criteria
Position carries out logic or computing together.That is, the startup logic of backup auto-activating device should be：Run bus loss of pressure, main confession circuit without
Stream, the circuit PT decompressions of main confession circuit or main confession line switching are in open position.
The circuit PT voltages of the comprehensive main confession circuit of increase and the position of the switch of main confession circuit start as backup auto-activating device to be patrolled
After the assistant criteria collected, if main confession circuit only has a loop line road, the complexity that it starts logic is limited, and it starts sentencing for logic
According to for：Run bus loss of pressure, main confession circuit without stream, main confession circuit circuit PT decompressions/operation bus loss of pressure, main confession circuit without flow,
Main confession line switching is in open position.If main confession circuit has two loop line roads, its complicated process for starting logic is to greatly increase,
Its start logic criterion be：Bus loss of pressure, main confession circuit are run without stream, the circuit PT decompressions of main confession circuit 1, main confession circuit 2
Circuit PT decompressions/operation bus loss of pressure, main confession circuit are switched and opened in open position, main confession circuit 2 without stream, main confession circuit 1
Pass is switched in open position/operation bus loss of pressure, main confession circuit without stream, the circuit PT decompressions of main confession circuit 1, main confession circuit 2
Switched in open position, main confession circuit 2 without stream, main confession circuit 1 in open position/operation bus loss of pressure, main confession circuit
Circuit PT decompressions.If main confession circuit has three go back tos or four loop line roads, it, which starts logic, will seem extremely complex.
The content of the invention
The present invention differentiates that the more complicated technology of the implementation method of logic is asked to overcome above-mentioned prepared auto restart in the prior art to start
The implementation method for starting there is provided a kind of simplified prepared auto restart and differentiating logic is inscribed, prepared auto restart is effectively simplified and starts differentiation logic.
In order to solve the above technical problems, technical scheme is as follows：
A kind of simplified prepared auto restart starts the implementation method for differentiating logic, it is characterised in that comprise the following steps：
S101：After backup auto-activating device charging, the differentiation whether each main confession circuit trips is carried out in real time before activation；
S102：When running bus loss of pressure, differentiate whether the real-time current value of each main confession circuit meets respectively less than no flow setpoint；
S103：If being determined as S102 is to check whether each main confession circuit has met judging trip；
S104：If being determined as S103 is to start prepared auto restart action logic after the start-up study adjusted.
Preferably, described to carry out the differentiation whether each main confession circuit trips in real time before activation, it differentiates that logic is：It is main to supply
The current value of circuit is less than no flow setpoint, and the switch of main confession circuit is changed into gate-dividing state from "on" position.
Preferably, described to carry out the differentiation whether each main confession circuit trips in real time before activation, it differentiates that logic is：It is main to supply
The current value of circuit be less than no flow setpoint, and main confession circuit circuit PT voltages by have buckling be without pressure.
Preferably, described to carry out the differentiation whether each main confession circuit trips in real time before activation, it differentiates that logic is：It is main to supply
The current value of circuit is less than no flow setpoint, and the switch of main confession circuit is changed into gate-dividing state from "on" position, and main confession circuit
Circuit PT voltages are by there is buckling to be without pressure.
Further, after whether the real-time current value for differentiating each main confession circuit meets respectively less than no flow setpoint,
Also include step S1021：If run bus loss of pressure, the real-time current value for determining main confession circuit is unsatisfactory for determining less than without stream
Value, then do not start prepared auto restart action logic, prepared auto restart electric discharge.
Further, after whether each main confession circuit of inspection has met foregoing judging trip, in addition to step
Rapid S1031：If there is main confession circuit to be unsatisfactory for foregoing judging trip, prepared auto restart action logic, prepared auto restart electric discharge are not started.
Compared with prior art, beneficial effect is：The design that more complicated circuit backup power automatic switching starts logic is simplified, is carried
The operating efficiency that high prepared auto restart programming and logic testing are examined, improves the effect of backup auto-activating device performance factor.
Brief description of the drawings
Fig. 1 is the flow chart that a kind of simplified prepared auto restart of the present invention starts the implementation method for differentiating logic.
Embodiment
Below in conjunction with the accompanying drawings 1 and specific embodiment, technical scheme is further described.
Embodiment 1
As shown in figure 1, a kind of simplified prepared auto restart starts the implementation method for differentiating logic, comprise the following steps：
Step S101, after backup auto-activating device charging, carries out the differentiation whether each main confession circuit trips, Ran Houjin in real time before activation
Enter step S102.
The method of discrimination whether above-mentioned each main confession circuit trips is：The current value of main confession circuit is less than no flow setpoint, and main
Gate-dividing state is changed into from "on" position for the switch of circuit；Or the current value of main confession circuit is less than no flow setpoint, and main confession line
The circuit PT voltages on road are by there is buckling to be without pressure.Meet one of above-mentioned two situations or both of which is met, then line is supplied based on differentiation
Trip on road.
Step S102, during operation bus loss of pressure, differentiates whether the real-time current value of each main confession circuit is met respectively less than without stream
Definite value, if meeting, into step S103.
When above-mentioned steps S102 runs bus loss of pressure, differentiate whether the real-time current value of each main confession circuit meets respectively less than
After no flow setpoint, before step S103, step S1021 can also be included：If differentiating the real-time current value of each main confession circuit not
The condition for being respectively less than no flow setpoint is met, then backup auto-activating device does not start.
Step S103, checks whether each main confession circuit has met foregoing judging trip, if meeting, into step
S104。
Similarly, after whether each main confession circuit of above-mentioned steps S103 inspections has met foregoing judging trip, step
Before S104, step S1031 can also be included：If being discontented with the criterion that each main confession circuit has tripped, backup auto-activating device
Do not start.
Step S104, if meeting the condition that each main confession circuit has tripped, starts for certainly after the start-up study adjusted
Throw action logic.
According to the solution of the present invention, its prepared auto restart, which starts, differentiates that logic substep is performed, and divides before this after device charging complete
The differentiation of each main confession line tripping is not carried out, then integrates whether each main confession circuit is satisfied by differentiating bar without stream in bus loss of pressure
Whether part, each main confession circuit have been judged to the information such as tripping operation, to judge whether to meet backup auto-activating device entry condition, if meeting
Start backup power automatic switching function.The solution of the present invention is adapted to the prepared auto restart startup differentiation that main confession number of, lines is not limited, as conventional
The scale of more number of outgoing is designed, and is applicable to the various flexible methods of operation of each transformer station, solves many times main confessions
The backup auto-activating device of circuit is using the position of the switch of the circuit PT voltages of main confession circuit and main confession circuit as backup auto-activating device
Start after logic assistant criteria, start the defect for differentiating that logic is complex, strong adaptability simplifies the logical design of program,
The operating efficiency that prepared auto restart programming and logic testing are examined is improved, while the performance factor of backup auto-activating device can be improved.
Embodiment 2
In the following description, with the embodiment of three times main confession line optimization, the detailed description of internal logic realization is carried out：
A) step S101：After the charging of step S101 backup auto-activating devices, carry out what whether each main confession circuit tripped in real time before activation
Differentiate.Main confession circuit, which is determined as tripping operation, need to meet one of following condition：
a）The current value of main confession circuit is less than no flow setpoint, and the switch of main confession circuit is changed into gate-dividing state from "on" position；
b）The current value of main confession circuit be less than no flow setpoint, and main confession circuit circuit PT voltages by have buckling be without pressure.
The present embodiment, after prepared auto restart charging complete, if if main confession circuit 1 meets above-mentioned line tripping criterion,
Then main confession circuit 1 is put tripping operation mark by program.Main confession circuit 2, main confession circuit 3 processing mode similarly.
B) step S102：When step S102 runs bus loss of pressure, differentiate whether the real-time current value of each main confession circuit meets
Respectively less than no flow setpoint.
To prevent operation busbar voltage secondary circuit broken string from causing backup auto-activating device malfunction, backup auto-activating device is provided with circuit
No flow setpoint.In the present embodiment, run bus loss of pressure when, by main confession circuit 1, main confession circuit 2, main confession circuit 3 it is real-time
Electric current is compared with no flow setpoint respectively, if the real-time current of three times main confession circuits is respectively less than no flow setpoint, into step
S103.If the real-time current for having any one time main confession circuit is more than or equal to no flow setpoint, backup auto-activating device does not start.
C) step S103：The real-time current value that step S102 determines each main confession circuit is respectively less than after no flow setpoint, is entered
Step S103 checks whether each main confession circuit has met foregoing judging trip.Each main confession circuits of abovementioned steps S101 have been distinguished
Line tripping differentiation has been carried out, the state of its tripping operation identification is understood according to the tripping operation flag of program.If three times main confession circuit is equal
Tripped mark, then into step S104.If the tripping operation for having any one time main confession circuit identifies non-set, backup auto-activating device
Do not start.
D) step S104：If step S103 meets the condition that each main confession circuit has tripped, into step S104 through whole
Start prepared auto restart action logic after fixed start-up study.To coordinate with the reclosing function of main confession circuit, and after bus loss of pressure
There should be necessary confirmation time delay, backup auto-activating device is provided with start-up study definite value.A series of actions after backup auto-activating device startup
Logic is described without expansion herein.
An alternative embodiment of the invention can also be that four times main confession circuits carry out internal logic realization.
Embodiment described above only expresses one embodiment of the present invention, and it describes more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (6)
1. a kind of simplified prepared auto restart starts the implementation method for differentiating logic, it is characterised in that comprise the following steps：
S101：After backup auto-activating device charging, the differentiation whether each main confession circuit trips is carried out in real time before activation；
S102：When running bus loss of pressure, differentiate whether the real-time current value of each main confession circuit meets respectively less than no flow setpoint；
S103：If being determined as S102 is to check whether each main confession circuit has met judging trip；
S104：If being determined as S103 is to start prepared auto restart action logic after the start-up study adjusted.
2. a kind of simplified prepared auto restart according to claim 1 starts the implementation method for differentiating logic, it is characterised in that described
Carry out the differentiation whether each main confession circuit trips in real time before activation, it differentiates that logic is：The current value of main confession circuit is less than nothing
Definite value is flowed, and the switch of main confession circuit is changed into gate-dividing state from "on" position.
3. a kind of simplified prepared auto restart according to claim 1 starts the implementation method for differentiating logic, it is characterised in that described
Carry out the differentiation whether each main confession circuit trips in real time before activation, it differentiates that logic is：The current value of main confession circuit is less than nothing
Flow definite value, and main confession circuit circuit PT voltages by have buckling be without pressure.
4. a kind of simplified prepared auto restart according to claim 1 starts the implementation method for differentiating logic, it is characterised in that described
Carry out the differentiation whether each main confession circuit trips in real time before activation, it differentiates that logic is：The current value of main confession circuit is less than nothing
Flow definite value, and the switch of main confession circuit is changed into gate-dividing state from "on" position, and main confession circuit circuit PT voltages by there is buckling
For without pressure.
5. a kind of simplified prepared auto restart according to claim 1 starts the implementation method for differentiating logic, it is characterised in that in institute
State differentiate each main confession circuit real-time current value whether meet respectively less than no flow setpoint after, in addition to step S1021：If operation
During bus loss of pressure, the real-time current value for determining main confession circuit is unsatisfactory for being less than no flow setpoint, then does not start prepared auto restart action
Logic, prepared auto restart electric discharge.
6. an a kind of simplified prepared auto restart according to claim 1 starts the implementation method for differentiating logic, it is characterised in that
Whether each main confession circuit of inspection has been met after foregoing judging trip, in addition to step S1031：If there is main confession circuit
Foregoing judging trip is unsatisfactory for, then does not start prepared auto restart action logic, prepared auto restart electric discharge.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710368169.6A CN106992598B (en) | 2017-05-23 | 2017-05-23 | Implementation method for simplifying spare power automatic switching start-up discrimination logic |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710368169.6A CN106992598B (en) | 2017-05-23 | 2017-05-23 | Implementation method for simplifying spare power automatic switching start-up discrimination logic |
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| CN106992598A true CN106992598A (en) | 2017-07-28 |
| CN106992598B CN106992598B (en) | 2020-12-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110174560A (en) * | 2019-04-04 | 2019-08-27 | 河北电力装备有限公司 | A kind of protective relaying device state variable test method |
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|---|---|---|---|---|
| CN102055235A (en) * | 2011-01-12 | 2011-05-11 | 广东省电力调度中心 | Spare power automatic switching method for 220kV side circuit and bus of 220kV transformer station |
| CN103532221A (en) * | 2013-09-19 | 2014-01-22 | 南京南瑞集团公司 | Spare-power automatic switching implementation method of lines under wiring and operating modes of self-adaptive 330kV substation |
| CN105449835A (en) * | 2014-09-26 | 2016-03-30 | 南京南瑞继保电气有限公司 | Regional spare power automatic switch method |
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2017
- 2017-05-23 CN CN201710368169.6A patent/CN106992598B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102055235A (en) * | 2011-01-12 | 2011-05-11 | 广东省电力调度中心 | Spare power automatic switching method for 220kV side circuit and bus of 220kV transformer station |
| CN103532221A (en) * | 2013-09-19 | 2014-01-22 | 南京南瑞集团公司 | Spare-power automatic switching implementation method of lines under wiring and operating modes of self-adaptive 330kV substation |
| CN105449835A (en) * | 2014-09-26 | 2016-03-30 | 南京南瑞继保电气有限公司 | Regional spare power automatic switch method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110174560A (en) * | 2019-04-04 | 2019-08-27 | 河北电力装备有限公司 | A kind of protective relaying device state variable test method |
| CN110174560B (en) * | 2019-04-04 | 2021-04-16 | 河北电力装备有限公司 | Relay protection device state variable testing method |
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| Publication number | Publication date |
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| CN106992598B (en) | 2020-12-29 |
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