CN104572652A - Method for demonstrating verification result of protection coordination relationship based on geographic wiring diagram - Google Patents
Method for demonstrating verification result of protection coordination relationship based on geographic wiring diagram Download PDFInfo
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- CN104572652A CN104572652A CN201310474559.3A CN201310474559A CN104572652A CN 104572652 A CN104572652 A CN 104572652A CN 201310474559 A CN201310474559 A CN 201310474559A CN 104572652 A CN104572652 A CN 104572652A
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Abstract
The invention discloses a method for demonstrating the verification result of a protection coordination relationship based on a geographic wiring diagram. The method comprises the following steps: according to the protection coordination relationship verification and computing result of an online relay protection setting value verification system, carrying out protection mismatch hangtag early warning on the geographic wiring diagram; when protection setting value in a plant-station is not matched with subordinate protection, coloring red; when the protection setting value in the plant-station is partially matched with the subordinate protection, coloring yellow; if the protection setting value in the plant-station is fully matched with the subordinate protection, coloring green; respectively demonstrating the partially matched type of protection mismatch early warning information and the mismatch type of protection mismatch early warning information on the geographic wiring diagram, and respectively carrying out early warning by the yellow grade and the red grade. When a mouse moves to certain plant-station, the system automatically displaying the verification and computing detailed results of the protection match relationship in the plant-station; when the mouse moves to certain early warning tag, the system automatically displaying detailed early warning information including computing time, superior element names, superior protection setting value names, subordinate element names, subordinate protection setting value names and the like.
Description
Technical field
The invention belongs to field of relay protection in power, more particularly the present invention relates to a kind of graphical representation method of relay protection of power system matching relationship check result.
Background technology
When the selectivity of relaying protection refers to protective device action; in interval that may be minimum, fault is broken from electric power system; in guarantee system to greatest extent, no failure part still can continue safe operation; selectivity comprises two layers of meaning: one is only should excise fault by the protective device action be contained on fault element, and two is to strive that the protective device of adjacent elements plays backup protection to fault element.Therefore, there is matching relationship between the superior and the subordinate's protection.
Meet optionally basic principle; be higher level protect to protect with subordinate between all must coordinate in sensitivity and operate time obtains all faults; namely the sensitivity of higher level's protective device corresponding protection section should be low compared with the sensitivity of subordinate's protective device corresponding protection section; in other words; higher level protects correspondent section protection range to be smaller than the protection range of subordinate; must be greater than the operate time of next stage correspondent section protection, both are indispensable simultaneously operate time of this corresponding higher level's section of protection.In general, obtain mix proportion in time and be easier to accomplish, and in sensitivity, obtain cooperation more difficult, thus occurs that non-selective action is unrare.Therefore, definition sensitivity and operate time all ill-matched situation be " mismatching ", coordinate operate time and the ill-matched situation of sensitivity be " not exclusively coordinate ", definition sensitivity and situation about all coordinating operate time are " completely cooperation ".
Protective device is before putting into operation; whether the action under specific fault of the sphere of action of protection philosophy, the reasonability of protection algorism and practicality, protection is correct; can the active region of protection meet the demands, and all needs carry out verification to it and can provide rational, correct evaluation.There is matching relationship between protective device, the protection range as route protection delay number has surmounted protection place circuit usually, is adjacent protection each section of operating space and there is lap.Cooperation with Relay relation is the Focal point and difficult point of protective calibration.Chinese patent " relay protection on-line check method for electric grid system " (application number: 200810147821.2) propose by EMS(Energy Management System; EMS) and DTS(Dispatcher TrainingSystem; dispatcher trainning emulate system) from electrical network, obtain the real-time running data of power equipment parameter, relay protection constant value and electrical network; then carry out calculation of fault according to protection seting code, finally according to check rule, protection definite value is checked.Document " the online relay setting check principle based on inverse process of adjusting " (" Automation of Electric Systems " the 35th volume the 12nd phase) proposes the online relay setting check thought based on inverse process of adjusting.Above-mentioned document is proposed checks coordination relationship of protection; but disclosed document does not all relate to the graphical representation method of coordination relationship of protection check result at present, does not more relate to the methods of exhibiting directly perceived of the coordination relationship of protection check result based on geographical wiring diagram.
Summary of the invention
The object of the invention is: a kind of coordination relationship of protection check result methods of exhibiting based on geographical wiring diagram is provided; the coordination relationship of protection check result of relay protection constant value on-line check system is illustrated on geographical wiring diagram intuitively, facilitates operations staff to check.
Technical solution of the present invention is: the invention provides a kind of coordination relationship of protection check result methods of exhibiting based on geographical wiring diagram, it is characterized in that comprising the steps:
(1) coordination relationship of protection calculation and check result is obtained
To obtain between the superior and the subordinate's circuit and coordination relationship of protection calculation and check result between higher level's circuit and subordinate's transformer from relay protection constant value on-line check system, comprise higher level's plant stand title, higher level equipment title, higher level protect value type, higher level's definite value numerical value, the time delay of higher level's definite value, subordinate's plant stand title, subordinate equipment title, subordinate's protection value type, subordinate's definite value numerical value, subordinate's definite value time delay, matching relationship to check the information such as conclusion.
When obtaining coordination relationship of protection check result from relay protection constant value on-line check system; can be the database directly reading relay protection constant value on-line check system, also can read the file by relay protection constant value on-line check system, coordination relationship of protection check result being exported to set form.In relay protection constant value on-line check system operation, can periodically refresh coordination relationship of protection calculation and check result.
(2) coordination relationship of protection check result is associated with the corresponding plant stand on geographical wiring diagram
Plant stand on search geographical wiring diagram; according to plant stand title coordination relationship of protection check result is associated with the corresponding plant stand on geographical wiring diagram; when mouse moves on certain plant stand icon; automatic spring suspension window shows the whole coordination relationship of protection check results in this plant stand, and sorts by the conclusion mismatched, not exclusively coordinate, coordinate completely.When mating according to plant stand title, likely there is the situation that on same geographical wiring diagram, plant stand is born the same name, can search for according to multiple conditions such as zone name, partition name, plant stand title, plant stand highest voltage level, when these conditions all match, just think and have found target plant stand.
(3) carry out painted to plant stand
Painted to carrying out around plant stand according to coordination relationship of protection check conclusions all in plant stand: in plant stand, protection definite value and subordinate protect and there is ill-matched situation, colored red; In plant stand, protection definite value protects with subordinate the situation existing and not exclusively coordinate, colored yellow; In plant stand, protection definite value is protected with subordinate and is coordinated completely, painted green.Operations staff can arrange used concrete color.
(4) mismatch is protected to list alarm
The situation of protection mismatch is listed alarm, by not exclusively coordinating and mismatching point yellow and a red two-stage alarm, alarm board is set near the plant stand icon of correspondence.Eject when mouse moves to alarm board the details that suspension window shows this alarm, comprise raising Time, higher level equipment title, higher level protect the information such as value type, subordinate equipment title, subordinate's protection value type.The effective time of alarm board can be arranged, and after effective time, alarm board disappears automatically.Alarm board is eliminated in the manually actuated confirmation of operations staff.The alarm board adopted is divided into two kinds according to the matching relationship between the superior and the subordinate's circuit and the matching relationship between higher level's circuit and subordinate's transformer, adopts different icons, can allow the type of operations staff's distinguishing protection mismatch at a glance.
For the intrinsic mismatch condition that some protections personnel confirm, can arrange and whether carry out listing alarm.
The invention has the beneficial effects as follows: a large amount of coordination relationship of protection check result information can be shown on a geographical wiring diagram; important information (situation of protection mismatch) is shown specially and is placed on (plant stand painted, alarm etc. of listing) information be of little use (situation about coordinating completely) in corresponding power plant and substation's information.The present invention facilitates operations staff to understand coordination relationship of protection check result quickly.
Accompanying drawing explanation
Fig. 1 is the coordination relationship of protection check result methods of exhibiting flow chart based on geographical wiring diagram.
Embodiment
Below in conjunction with accompanying drawing 1, the inventive method is described in detail.
What in figure, step 1 described is to obtain between the superior and the subordinate's circuit and coordination relationship of protection calculation and check result between higher level's circuit and subordinate's transformer from relay protection constant value on-line check system, comprises higher level's plant stand title, higher level equipment title, higher level protect value type, higher level's definite value numerical value, the time delay of higher level's definite value, subordinate's plant stand title, subordinate equipment title, subordinate's protection value type, subordinate's definite value numerical value, subordinate's definite value time delay, matching relationship to check the information such as conclusion.When obtaining coordination relationship of protection check result from relay protection constant value on-line check system; can be show accordingly in the database directly reading relay protection constant value on-line check system, also can read the file by relay protection constant value on-line check system, coordination relationship of protection check result being exported to set form.In relay protection constant value on-line check system operation, can periodically refresh coordination relationship of protection calculation and check result, the supervisory programme of display module configuration detects that result has renewal, triggers importing up-to-date coordination relationship of protection calculation and check result immediately.
What in figure, step 2 described is search for the plant stand on geographical wiring diagram; according to plant stand title coordination relationship of protection check result is associated with the corresponding plant stand on geographical wiring diagram; when mouse moves on certain plant stand icon; automatic spring suspension window shows the whole coordination relationship of protection check results in this plant stand, and sorts by the conclusion mismatched, not exclusively coordinate, coordinate completely.When mating according to plant stand title, likely there is the situation that on same geographical wiring diagram, plant stand is born the same name, can search for according to multiple conditions such as zone name, partition name, plant stand title, plant stand highest voltage level, when these conditions all match, just think and have found target plant stand.
What in figure, step 3 described is painted to carrying out around plant stand according to coordination relationship of protection check conclusions all in plant stand: in plant stand, protection definite value and subordinate protect and there is ill-matched situation, colored red; In plant stand, protection definite value protects with subordinate the situation existing and not exclusively coordinate, colored yellow; In plant stand, protection definite value is protected with subordinate and is coordinated completely, painted green.Operations staff can arrange used concrete color.
What in figure, step 4 described is to list alarm to protection mismatch condition, by not exclusively coordinating and mismatching point yellow and a red two-stage alarm, near the plant stand icon of correspondence, arranges alarm board.Eject when mouse moves to alarm board the details that suspension window shows this alarm, comprise raising Time, higher level equipment title, higher level protect the information such as value type, subordinate equipment title, subordinate's protection value type.The effective time of alarm board can be arranged, and after effective time, alarm board disappears automatically.Alarm board is eliminated in the manually actuated confirmation of operations staff.The alarm board adopted is divided into two kinds according to the matching relationship between the superior and the subordinate's circuit and the matching relationship between higher level's circuit and subordinate's transformer, adopts different icons, can allow the type of operations staff's distinguishing protection mismatch at a glance.For the intrinsic mismatch condition that some protections personnel confirm, can arrange and whether carry out listing alarm.
The above, be only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention, and all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1., based on a coordination relationship of protection check result methods of exhibiting for geographical wiring diagram, it is characterized in that comprising the steps:
(1) protection definite value matching relationship calculation and check result is obtained
To obtain between the superior and the subordinate's circuit and coordination relationship of protection calculation and check result between higher level's circuit and subordinate's transformer from relay protection constant value on-line check system, comprise higher level's plant stand title, higher level equipment title, higher level protect value type, higher level's definite value numerical value, the time delay of higher level's definite value, subordinate's plant stand title, subordinate equipment title, subordinate's protection value type, subordinate's definite value numerical value, subordinate's definite value time delay, matching relationship to check conclusion;
(2) coordination relationship of protection check result is associated with the corresponding plant stand on geographical wiring diagram
Plant stand on search geographical wiring diagram, according to plant stand title coordination relationship of protection check result is associated with the corresponding plant stand on geographical wiring diagram, when mouse moves on certain plant stand icon, whole coordination relationship of protections that automatic spring suspension window shows in this plant stand check conclusion, and sort by the conclusion mismatched, not exclusively coordinate, coordinate completely;
(3) carry out painted to plant stand
Painted to carrying out around plant stand according to coordination relationship of protection check conclusions all in plant stand: in plant stand, protection definite value and subordinate protect and there is ill-matched situation, colored red; In plant stand, protection definite value protects with subordinate the situation existing and not exclusively coordinate, colored yellow; In plant stand, protection definite value is protected with subordinate and is coordinated completely, painted green;
(4) mismatch is protected to list alarm
The situation of protection mismatch is listed alarm, by not exclusively coordinating and mismatching point yellow and a red two-stage alarm, alarm board is set near the plant stand icon of correspondence; Eject when mouse moves to alarm board the details that suspension window shows this alarm, comprise raising Time, higher level equipment title, higher level protect the information such as value type, subordinate equipment title, subordinate's protection value type; The effective time of alarm board can be arranged, and after effective time, alarm board disappears automatically; Alarm board is eliminated in the manually actuated confirmation of operations staff.
2. a kind of coordination relationship of protection check result methods of exhibiting based on geographical wiring diagram according to claim 1; it is characterized in that: when described step (1) obtains coordination relationship of protection check result from relay protection constant value on-line check system; can be the database directly reading relay protection constant value on-line check system, also can read the file by relay protection constant value on-line check system, coordination relationship of protection check result being exported to set form.In relay protection constant value on-line check system operation, can periodically refresh coordination relationship of protection calculation and check result.
3. a kind of coordination relationship of protection check result methods of exhibiting based on geographical wiring diagram according to claim 1; it is characterized in that: when mating according to plant stand title in described step (2); likely there is the situation that on same geographical wiring diagram, plant stand is born the same name; can search for according to multiple conditions such as zone name, partition name, plant stand title, plant stand highest voltage level; when these conditions all match, think and find target plant stand.
4. a kind of coordination relationship of protection check result methods of exhibiting based on geographical wiring diagram according to claim 1, is characterized in that: described step (3) is painted to carrying out around plant stand by check conclusion, and operations staff arranges used concrete color.
5. a kind of coordination relationship of protection check result methods of exhibiting based on geographical wiring diagram according to claim 1; it is characterized in that: the alarm board that described step (4) adopts is divided into two kinds according to the matching relationship between the superior and the subordinate's circuit and the matching relationship between higher level's circuit and subordinate's transformer; adopt different icons, allow the type of operations staff's distinguishing protection mismatch at a glance.
6. a kind of coordination relationship of protection check result methods of exhibiting based on geographical wiring diagram according to claim 1; it is characterized in that: the protection mismatch in described step (4) is listed alarm; for the intrinsic mismatch condition that some protections personnel confirm, arrange whether carry out listing alarm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310474559.3A CN104572652A (en) | 2013-10-11 | 2013-10-11 | Method for demonstrating verification result of protection coordination relationship based on geographic wiring diagram |
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| CN201310474559.3A CN104572652A (en) | 2013-10-11 | 2013-10-11 | Method for demonstrating verification result of protection coordination relationship based on geographic wiring diagram |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112464416A (en) * | 2020-11-13 | 2021-03-09 | 国网山东省电力公司青岛供电公司 | One-key type substation total station fixed value generation method and system |
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| CN102386616A (en) * | 2011-11-28 | 2012-03-21 | 南京南瑞继保电气有限公司 | Simulation verification method for relay protection coordination relationship |
| CN103001180A (en) * | 2012-12-12 | 2013-03-27 | 华北电网有限公司 | Sensitivity check result display method based on geographical wiring diagram |
| WO2013044556A1 (en) * | 2011-09-28 | 2013-04-04 | 宁夏回族自治区电力公司 | Relay protection method for electric furnace transformer |
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2013
- 2013-10-11 CN CN201310474559.3A patent/CN104572652A/en active Pending
Patent Citations (3)
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| WO2013044556A1 (en) * | 2011-09-28 | 2013-04-04 | 宁夏回族自治区电力公司 | Relay protection method for electric furnace transformer |
| CN102386616A (en) * | 2011-11-28 | 2012-03-21 | 南京南瑞继保电气有限公司 | Simulation verification method for relay protection coordination relationship |
| CN103001180A (en) * | 2012-12-12 | 2013-03-27 | 华北电网有限公司 | Sensitivity check result display method based on geographical wiring diagram |
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| 李凯: "宝钢供配电系统继电保护配置及整定", 《冶金动力》 * |
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| CN112464416A (en) * | 2020-11-13 | 2021-03-09 | 国网山东省电力公司青岛供电公司 | One-key type substation total station fixed value generation method and system |
| CN112464416B (en) * | 2020-11-13 | 2023-05-30 | 国网山东省电力公司青岛供电公司 | Method and system for generating all-station fixed value of one-key transformer substation |
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