CN109066618B - The switching value method of inspection, device and storage medium based on short-term time scale - Google Patents
The switching value method of inspection, device and storage medium based on short-term time scale Download PDFInfo
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- CN109066618B CN109066618B CN201811130302.5A CN201811130302A CN109066618B CN 109066618 B CN109066618 B CN 109066618B CN 201811130302 A CN201811130302 A CN 201811130302A CN 109066618 B CN109066618 B CN 109066618B
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- switching value
- short
- soe
- time scale
- term time
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
-
- 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
Abstract
The invention discloses a kind of switching value method of inspection, device and storage medium based on short-term time scale, which comprises the displacement information of the SOE switching value in acquisition relay protection system；According to the displacement information of SOE switching value, all SOE information of each equipment associated loop in preset time period are searched out from SOE database；Go out the short-term time scale switching value that need to be examined according to the SOE information retrieval searched out；According to the displacement information of the SOE switching value in relay protection system, the displacement information of short-term time scale switching value; it tests to the short-term time scale switching value and its correctness for transmitting circuit; short-term time scale switching value unsanctioned for verifying correctness, output abnormality alarm.The present invention can no longer carry out associated loop inspection in equipment regular inspection, substantially reduce overhaul of the equipments manpower and time cost, ensure the safe and stable operation of relay protection device.
Description
Technical field
The present invention relates to a kind of switching value method of inspection, device and storage medium based on short-term time scale, belongs to relay
Protection technique field.
Background technique
Currently, running relay protection device has partial switch amount input signal and switch in relay protection system
Amount output signal only has the displacement signal that can just generate the short time under given conditions.These signals lack effective inspection hand
Section, when the switching value that the short time occurs in relay protection device conjugates signal, equipment can not judge the correctness of the signal, simultaneously
Also it can not judge the correctness of the signal transmission loop.The on-off model of short time and its correctness for transmitting circuit, to after
The normal operation of electric protection equipment and correct processing electric power system fault have a major impact.The switching value of short time how is examined to believe
Number and its transmission circuit correctness be current urgent problem.
Summary of the invention
It is an object of the invention to overcome deficiency in the prior art, a kind of switching value inspection based on short-term time scale is provided
Method, apparatus and storage medium are tested, capable of effectively identifying on-off model, whether effective and switching value transmission circuit is
It is no to there is exception.
In order to achieve the above objectives, the present invention adopts the following technical solutions realization:
In a first aspect, the present invention provides a kind of switching value method of inspection based on short-term time scale, the method includes
Following steps:
Acquire the displacement information of the SOE switching value in relay protection system；
According to the displacement information of SOE switching value, each equipment associated loop in preset time period is searched out from SOE database
All SOE information；
Go out the short-term time scale switching value that need to be examined according to the SOE information retrieval searched out；
It is right according to the displacement information of the SOE switching value in relay protection system, the displacement information of short-term time scale switching value
The short-term time scale switching value and its transmit circuit correctness test, it is unsanctioned for verifying correctness in short-term
Between scale switching value, output abnormality alarm.
Second aspect, the present invention provides a kind of switching value verifying attachment based on short-term time scale, described device include:
Acquisition module: for acquiring the displacement information of the SOE switching value in relay protection system；
Search module: it for the displacement information according to SOE switching value, is searched out in preset time period from SOE database
All SOE information of each equipment associated loop；
Retrieval module: for going out the short-term time scale switching value that need to be examined according to the SOE information retrieval searched out；
Correctness correction verification module: for the displacement information according to the SOE switching value in relay protection system, short-term time scale
The displacement information of switching value tests to the short-term time scale switching value and its correctness for transmitting circuit, for correct
Property the short-term time scale switching value that the test fails, output abnormality alarm.
The third aspect, the present invention also provides a kind of switching value verifying attachment based on short-term time scale, including processor
And storage medium；
The storage medium is for storing instruction；
The processor is used to be operated according to described instruction to execute the aforementioned switching value inspection based on short-term time scale
The step of proved recipe method.
Fourth aspect, the present invention provides a kind of computer readable storage mediums, are stored thereon with computer program, special
The step of sign is, which realizes the aforementioned switching value method of inspection based on short-term time scale when being executed by processor.
To sum up, the switching value method of inspection, device and the storage medium provided by the invention based on short-term time scale, Neng Gou
In relay protection system equipment running process, effectively identify short-term time scale on-off model whether effectively and switch
Amount transmission circuit can obtain relay in the case where not carrying out periodical power failure maintenance to relay protection device with the presence or absence of exception
Protect the validity of equipment switch amount processing and the operation conditions in switching value transmission circuit.It is verified as correctly opening through the present invention
Pass amount and switching value transmit circuit, and associated loop inspection can be no longer carried out in equipment regular inspection, significantly reduces overhaul of the equipments
Manpower and time cost；It is verified as abnormal switching value and switching value transmission circuit through the present invention, reminds service personnel timely
It is overhauled, has ensured the safe and stable operation of relay protection device.
Detailed description of the invention
Fig. 1 is the flow chart of the switching value method of inspection provided in an embodiment of the present invention based on short-term time scale；
Fig. 2 is one group of short-term time scale switching value schematic diagram to be tested provided in an embodiment of the present invention；
Fig. 3 is whether one group of short-term time scale switching value of inspection provided in an embodiment of the present invention and its transmission circuit are correct
Decision flow chart.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.Following embodiment is only used for clearly illustrating the present invention
Technical solution, and not intended to limit the protection scope of the present invention.
Fig. 1 is the flow chart of the switching value method of inspection provided in an embodiment of the present invention based on short-term time scale, this method
Include the following steps:
Event sequence SOE switching value a displacement, record switch occur for step (A), any appliance A in relay protection system
Measure the displacement moment of a；
Step (B) detects SOE database according to the displacement moment of switching value a, and SOE database stores relay protection system
The SOE information of middle all devices selects all SOE information in moment front and back certain time；When configuration switch amount a being needed to conjugate
First time threshold before quarter and the second time threshold after the displacement moment, two time threshold value ranges are 0.5 ~ 1 second；
Step (C), as shown in Fig. 2, the tripping outlet of equipment A and the failure of equipment B are opened and to be tested opened into one group of composition
Guan Liang, retrieval conjugates information with the presence or absence of the tripping outlet of equipment A in the SOE information in (B), if there is thening follow the steps
(D), terminate if not；
Step (D), compare equipment A tripping outlet and equipment B failure open into SOE information, determine equipment A tripping
Outlet and equipment B failure open whether effectively and two switching values between transmission circuit it is whether correct, step such as Fig. 3 institute
Show；
(D1) first examine equipment A tripping outlet and equipment B failure open into whether have by 0 become 1, by 1 become 0 two
State if having some state not have in two states, issues abnormal alarm, record inspection if two states have progress (D2)
It tests result and terminates；
(D2) third time threshold is set, value range is 2-20 milliseconds.If the tripping outlet and the mistake of equipment B of equipment A
Spirit open by 0 become 1 moment difference be greater than third time threshold, then issue abnormal alarm, records tests result simultaneously terminates；If
The tripping outlet of equipment A and the failure of equipment B, which are opened, then carries out (D3) less than third time threshold into the difference by 01 moment of change；
(D3) the 4th time threshold is set, value range is 2-20 milliseconds.If the tripping outlet and the mistake of equipment B of equipment A
Spirit, which is opened, is greater than the 4th time threshold into the difference for becoming for 0 moment by 1, then issues abnormal alarm, records tests result simultaneously terminates；If setting
The tripping outlet of standby A and the failure of equipment B are opened into the difference by 10 moment of change less than the 4th time threshold, the then tripping of equipment A
The transmission circuit that the failure of outlet and equipment B are opened effectively and between two switching values is correct.
The present invention also provides a kind of switching value verifying attachment based on short-term time scale, can be used in executing base above-mentioned
In the switching value method of inspection of short-term time scale, described device includes:
Acquisition module: for acquiring the displacement information of the SOE switching value in relay protection system；
Search module: it for the displacement information according to SOE switching value, is searched out in preset time period from SOE database
All SOE information of each equipment associated loop；
Retrieval module: for going out the short-term time scale switching value that need to be examined according to the SOE information retrieval searched out；
Correctness correction verification module: for the displacement information according to the SOE switching value in relay protection system, short-term time scale
The displacement information of switching value tests to the short-term time scale switching value and its correctness for transmitting circuit, for correct
Property the short-term time scale switching value that the test fails, output abnormality alarm.
Switching value verifying attachment of the another kind based on short-term time scale provided by the invention, including processor and storage are situated between
Matter；
The storage medium is for storing instruction；
The processor according to described instruction for being operated to execute the switching value above-mentioned based on short-term time scale
The step of method of inspection.
The present invention also provides a kind of computer readable storage mediums, are stored thereon with computer program, which is located
The step of reason device realizes the switching value method of inspection above-mentioned based on short-term time scale when executing.
It should be understood by those skilled in the art that, embodiments herein can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the application
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the application, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
The application is referring to method, the process of equipment (system) and computer program product according to the embodiment of the present application
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and deformations can also be made, these improvement and deformations
Also it should be regarded as protection scope of the present invention.
Claims (6)
1. the switching value method of inspection based on short-term time scale, which is characterized in that described method includes following steps:
Acquire the displacement information of the SOE switching value in relay protection system；
According to the displacement information of SOE switching value, the institute of each equipment associated loop in preset time period is searched out from SOE database
There is SOE information；
Go out the short-term time scale switching value that need to be examined according to the SOE information retrieval searched out；
According to the displacement information of the SOE switching value in relay protection system, the displacement information of short-term time scale switching value, to described
Short-term time scale switching value and its correctness for transmitting circuit are tested, short time ruler unsanctioned for verifying correctness
Spend switching value, output abnormality alarm；
Correctness detection method include:
It examines in SOE switching value and short-term time scale switching value in relay protection system and whether exists simultaneously following two shapes
State: become 1 by 0, become 0 by 1；If not existing simultaneously above-mentioned two state in either switch amount, show that verifying correctness does not pass through；It is no
Then, into next step；
If the time for becoming 1 by 0 in the SOE switching value in relay protection system becomes for 1 time by 0 with short-term time scale switching value
The first preset time threshold is differed by more than, then shows that verifying correctness does not pass through；Otherwise, into next step；
If the time for becoming 0 by 1 in the SOE switching value in relay protection system becomes for 0 time by 1 with short-term time scale switching value
The second preset time threshold is differed by more than, then shows that verifying correctness does not pass through；Otherwise, show that verifying correctness passes through.
2. the switching value method of inspection according to claim 1 based on short-term time scale, which is characterized in that first it is default when
Between threshold value and/or the value range of the second preset time threshold be: 2 ~ 20 milliseconds.
3. the switching value method of inspection according to claim 1 based on short-term time scale, which is characterized in that when described default
Between section refer to: 0.5 ~ 1 second SOE into relay protection system before being conjugated from the SOE switching value in relay protection system
Conjugate latter 0.5 ~ 1 second of switching value.
4. the switching value verifying attachment based on short-term time scale, which is characterized in that described device includes:
Acquisition module: for acquiring the displacement information of the SOE switching value in relay protection system；
Search module: it for the displacement information according to SOE switching value, searches out from SOE database in preset time period and respectively sets
All SOE information of standby associated loop；
Retrieval module: for going out the short-term time scale switching value that need to be examined according to the SOE information retrieval searched out；
Correctness correction verification module: for being switched according to the displacement information of the SOE switching value in relay protection system, short-term time scale
The displacement information of amount tests to the short-term time scale switching value and its correctness for transmitting circuit, and correctness is examined
Test unsanctioned short-term time scale switching value, output abnormality alarm；
Correctness correction verification module carry out correctness detection method include:
It examines in SOE switching value and short-term time scale switching value in relay protection system and whether exists simultaneously following two shapes
State: become 1 by 0, become 0 by 1；If not existing simultaneously above-mentioned two state in either switch amount, show that verifying correctness does not pass through；It is no
Then, into next step；
If the time for becoming 1 by 0 in the SOE switching value in relay protection system becomes for 1 time by 0 with short-term time scale switching value
The first preset time threshold is differed by more than, then shows that verifying correctness does not pass through；Otherwise, into next step；
If the time for becoming 0 by 1 in the SOE switching value in relay protection system becomes for 1 time by 0 with short-term time scale switching value
The second preset time threshold is differed by more than, then shows that verifying correctness does not pass through；Otherwise, show that verifying correctness passes through.
5. the switching value verifying attachment based on short-term time scale, which is characterized in that including processor and storage medium；
The storage medium is for storing instruction；
The processor is used to be operated according to described instruction to execute the step of any one the method according to claim 1 ~ 3
Suddenly.
6. computer readable storage medium is stored thereon with computer program, which is characterized in that when the program is executed by processor
The step of realizing any one of claim 1 ~ 3 the method.
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| CN109066618B true CN109066618B (en) | 2019-10-29 |
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| CN103699760B (en) * | 2014-01-09 | 2017-04-05 | 国家电网公司 | A kind of multilayer closed-loop main station detection data source simulation method |
| CN104993596A (en) * | 2015-07-13 | 2015-10-21 | 上海电力学院 | A distribution network automation remote terminal unit based on embedded multiple ARM processors |
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