CN202166698U - Transformer protection matrix test device - Google Patents
Transformer protection matrix test device Download PDFInfo
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- CN202166698U CN202166698U CN2011201329624U CN201120132962U CN202166698U CN 202166698 U CN202166698 U CN 202166698U CN 2011201329624 U CN2011201329624 U CN 2011201329624U CN 201120132962 U CN201120132962 U CN 201120132962U CN 202166698 U CN202166698 U CN 202166698U
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- test device
- matrix test
- tranformer protection
- protection matrix
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- 238000012360 testing method Methods 0.000 title claims abstract description 59
- 239000011159 matrix material Substances 0.000 title claims abstract description 54
- 230000002633 protecting effect Effects 0.000 claims description 26
- 230000008878 coupling Effects 0.000 claims description 11
- 238000010168 coupling process Methods 0.000 claims description 11
- 238000005859 coupling reaction Methods 0.000 claims description 11
- 230000009471 action Effects 0.000 abstract description 14
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 description 6
- 238000012163 sequencing technique Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model provides a transformer protection matrix test device. The device comprises a main body, a connection component mounted together with the main body and used for being connected with a transformer relay protection device, and a display screen positioned on the main body and electrically connected with the connection component. The sequence of information displayed by the display screen on the transformer protection matrix test device is monitored to judge whether the logic of the action of the transformer relay protection device is correct or not, thereby solving the problems that the monitoring workload is heavy and error is easily caused.
Description
Technical field
The utility model relates to a kind of tranformer protection proving installation, particularly a kind of proving installation of tranformer protection tripping operation matrix.
Background technology
Power transformer is a crucial electrical equipment in the electric system, if transformer breaks down, will bring serious consequence to the reliability of power supply and the normal operation of system.In order to prevent that transformer from causing unnecessary loss when all kinds fault and irregular operating take place, guarantee that power system security moves continuously, transformer all is equiped with the transformer relay protecting device, to guarantee the transformer safe operation, to prevent that fault from enlarging.
The task of protective relaying device; Keep watch on the normal operation of electric system; When protected power system component breaks down, should send trip signal for quickly and accurately the nearest isolating switch of disengaging fault element by the protective relaying device of element, fault element is in time broken from electric system; To reduce damage to greatest extent, reduce influence to the power system security power supply to power system component itself.When the fault of system and equipment generation was enough to damage equipment or jeopardizes power grid security, protective relaying device can reduce the damage to power system component itself to greatest extent, reduces the influence to the power system security power supply.
When faults such as transformer is short-circuited, the then rapid tripping respective switch of protective relaying device is cut off the electricity supply, and guarantees the safety of electrical network and equipment, and the accident that prevents enlarges.
Tranformer protection is divided into different protection types such as differential protection, high-pressure side back-up protection, low-pressure side back-up protection according to function.Various protection type is moved in different outlets, or tripping transformer three side isolating switchs, or tripping female joins, section switch, even all can move in different outlets with a kind of different time limits of protection, guarantees the selectivity of tranformer protection with this.Tranformer protection action outlet contact have high jump, in, low three side isolating switchs, jump bus, section switch, start surplus the malfunctioning grade ten, outlet contact and protection type are formed " the tripping operation matrix " of a complicacy.Must be transferred to each contact in " tripping operation matrix " during each debugging tranformer protection, and need to confirm that action logic and order meet the requirement of protection, the workload of therefore keeping watch on contact is very big.According to the test method of routine, need the transmission successively of each contact, each test all needs rewiring, and needs three even more personnel to cooperatively interact, waste time and energy, and easy error.
The utility model content
The utility model provides a kind of tranformer protection matrix test device; Said transformer relay protecting device is connected with said tranformer protection matrix test device; Sequencing through keeping watch on display screen displayed information on the tranformer protection matrix test device judges whether the logic of transformer relay protecting device action is correct; It is big to have solved the follow-up work amount, the problem of easy error.
The utility model provides a kind of tranformer protection matrix test device, comprising: main body; With said main body install mutually in order to connect the coupling assembling of transformer relay protecting device; And being positioned on the said main body, and the display screen that is electrical connected with said coupling assembling.
Wherein, said coupling assembling is a connecting terminal block; The terminals that said connecting terminal block is connected with the common port that said transformer relay protecting device is left contact are the connecting terminal block common port; It is that said connection terminal arranges into end that said connecting terminal block and said transformer relay protecting device are left the terminals that contact is connected.
Wherein, said display screen adopts the digital display tube of LED of 8 systems or 16 systems.
The power-supply control unit of said tranformer protection matrix test device wherein, also is installed on the said main body.
Wherein, said power-supply control unit is a power switch button.
Wherein, the tranformer protection matrix test device also comprises, in order to give the USB interface of said tranformer protection matrix test device charging.
Wherein, the tranformer protection matrix test device also comprises, is positioned at the pilot lamp on the main body.
Wherein, said pilot lamp is operation indicator signal pilot lamp or electric weight indicator signal pilot lamp.
Compared with prior art; The tranformer protection matrix test device that the utility model provides both can judge through the display message on the monitoring display screen whether the transformer relay protecting action logic is correct, and wiring is simple and clear; Need not change wiring in the test; Only need a people can accomplish test, saved manpower, improved efficient.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment and technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment and the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the said tranformer protection matrix test device of the utility model embodiment;
Fig. 2 is the upward view of tranformer protection matrix test device shown in Figure 1;
Fig. 3 is the fundamental diagram of the said tranformer protection matrix test device of the utility model embodiment.
Embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
The utility model provides a kind of tranformer protection matrix test device, and with reference to shown in Figure 1, Fig. 1 is the structural representation of the said tranformer protection matrix test device of the utility model embodiment.
The said tranformer protection matrix test device of the utility model embodiment comprises: main body 1, coupling assembling 2, display screen 3.
Said main body 1 can adopt metal or plastic material to process; Said main body 1 is provided with coupling assembling 2, and coupling assembling 2 links to each other said transformer relay protecting device with said tranformer protection matrix test device.
Said main body 1 is provided with display screen 3, and said display screen 3 is electrical connected with said coupling assembling 2, in order to show the sequencing of said transformer relay protecting device action; Thereby can be through keeping watch on the sequencing of display screen 3 displayed informations, realize judging the whether correct purpose of logic of transformer relay protecting device action.
Wherein, the said display screen 3 of the utility model can show with the sexadecimal form, but is not limited thereto, and also can adopt other modes such as scale-of-eight to show.
Please combine Fig. 1 and shown in Figure 2, Fig. 2 is the upward view of tranformer protection matrix test device shown in Figure 1.
Coupling assembling 2 on the said main body 1 specifically can be connecting terminal block, in order to be connected with the transformer relay protecting device.On said main body 1, also be provided with the power-supply control unit 4 of said tranformer protection matrix test device, said power-supply control unit 4 is a power switch button, in order to open or to close said tranformer protection matrix test device.
On said main body 1, can also be provided with pilot lamp 5, said pilot lamp 5 specifically can be operation indicator signal pilot lamp or electric weight indicator signal pilot lamp etc., and the function of said pilot lamp 5 is not limited to this.
On said main body 1, also be provided with USB interface 6, in order to tranformer protection matrix test device charging, can use continuously more than 3 hours after being full of electricity, satisfy the needs of protection equipment for transformer test fully.
Shown in Figure 3 according to the foregoing combination, Fig. 3 is the fundamental diagram of the said tranformer protection matrix test device of the utility model embodiment.
H1-H3 among Fig. 3 is the contact of leaving of transformer relay protecting device; COM is the common port of tranformer protection matrix test device; The common port COM of said tranformer protection matrix test device is connected with the common port D1 that said transformer relay protecting device is left contact; 1-7 among Fig. 3 is opening into contact of said tranformer protection matrix test device.
Hold above-mentionedly, open into contact 5-6 with tranformer protection matrix test device among Fig. 3 and as an example tranformer protection matrix test device principle of work to be described.
The transformer relay protecting device is left contact H1-H3 to be connected with opening into contact 5-6 end of tranformer protection matrix test device through brace LP1-LP3 respectively.Wherein, described brace LP1-LP3 can break off or be communicated with the protection trip(ping) circuit, when in some special methods of operation of transformer, need drop into or withdraw from some defencive function, at this moment can realize through being switched on or switched off of brace LP1-LP3.
When the tranformer protection matrix test device is tested; Corresponding tranformer protection matrix test device is opened contact 5,6,7 and on display screen 3, is shown 0,1,2 respectively if the transformer relay protecting device leaves that contact H1, H2, H3 move successively; The indication transformer protective relaying device is left the action of contact H1, H2, H3 and is shown sequence of movement, reaches test objective.
Particularly; Need carry out transformer relay protecting action test; And preestablished the protection requirement, first time limit action tripping section switch wherein, second time limit action tripping bus; The 3rd time limit action tripping transformer medium voltage side isolating switch is left contact H1, H2, H3 like the transformer relay protecting device and is represented section switch action connection point, bus action connection point, transformer medium voltage side isolating switch action connection point respectively.
When carrying out the transformer relay protecting motion test, it is closed at first that the transformer relay protecting device is left contact H1, and then corresponding tranformer protection matrix test device is opened contact 5 and on display screen 3, is shown as 0; It is then closed that the transformer relay protecting device is left contact H2, and then corresponding tranformer protection matrix test device is opened contact 6 and on display screen 3, is shown as 1; The transformer relay protecting device is left the 3rd closure of contact H3, and then corresponding tranformer protection matrix test device is opened contact 7 and on display screen 3, is shown as 2.
By this principle; Can be with the outlet (leaving contact) of tranformer protection action; As jump the high-pressure side isolating switch, jump the low-pressure side isolating switch, jump bus, jump section switch, start and malfunctioning etc. insert the corresponding of tranformer protection matrix test device respectively and open into contact, during test as long as whether keep watch on the display screen 3 the digital display tube of corresponding LED lights, and the sequencing of lighting; Be whether decidable transformer relay protecting action logic is correct; When light undesired time explanation protection tripping operation matrix logic adjust incorrect, the tripping operation matrix of the protective device of need adjusting again, until charactron light normal till.
The utility model provides a kind of tranformer protection matrix test device; Through the display message on the monitoring display screen, both can judge whether the transformer relay protecting action logic is correct, and wiring is simple and clear; Need not change wiring in the test; Only need a people can accomplish test, saved manpower, improved efficient.
The preferred implementation that the above is merely a kind of tranformer protection matrix test device that the utility model provides does not constitute the qualification to the utility model protection domain.Structure among this embodiment and circuit are built the mode of building that is not limited among the embodiment; Any modification of being done within any spirit and principle at the utility model, be equal to replacement and improvement etc., all should be included within the claim protection domain of the utility model.
Claims (8)
1. a tranformer protection matrix test device is characterized in that, comprising: main body; With said main body install mutually in order to connect the coupling assembling of transformer relay protecting device; And being positioned on the said main body, and the display screen that is electrical connected with said coupling assembling.
2. tranformer protection matrix test device according to claim 1 is characterized in that, said coupling assembling is a connecting terminal block; The terminals that said connecting terminal block is connected with the common port that said transformer relay protecting device is left contact are the connecting terminal block common port; It is that said connection terminal arranges into end that said connecting terminal block and said transformer relay protecting device are left the terminals that contact is connected.
3. tranformer protection matrix test device according to claim 1 is characterized in that, said display screen adopts the digital display tube of the LED of 8 systems or 16 systems.
4. tranformer protection matrix test device according to claim 1 is characterized in that, the power-supply control unit of said tranformer protection matrix test device also is installed on the said main body.
5. tranformer protection matrix test device according to claim 4 is characterized in that, said power-supply control unit is a power switch button.
6. tranformer protection matrix test device according to claim 1 is characterized in that, also comprises, in order to give the USB interface of said tranformer protection matrix test device charging.
7. tranformer protection matrix test device according to claim 1 is characterized in that, also comprises, is positioned at the pilot lamp on the main body.
8. tranformer protection matrix test device according to claim 7 is characterized in that, said pilot lamp is operation indicator signal pilot lamp or electric weight indicator signal pilot lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201329624U CN202166698U (en) | 2011-04-29 | 2011-04-29 | Transformer protection matrix test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201329624U CN202166698U (en) | 2011-04-29 | 2011-04-29 | Transformer protection matrix test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202166698U true CN202166698U (en) | 2012-03-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201329624U Expired - Lifetime CN202166698U (en) | 2011-04-29 | 2011-04-29 | Transformer protection matrix test device |
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| CN (1) | CN202166698U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102928717A (en) * | 2012-11-06 | 2013-02-13 | 四川省电力公司德阳电业局 | Relay protection tripping matrix test system |
| CN105629111A (en) * | 2016-02-03 | 2016-06-01 | 中国石油化工股份有限公司 | Superhigh voltage main transformer microcomputer protection rapid assembly whole testing device and method |
| CN108680819A (en) * | 2018-05-24 | 2018-10-19 | 国网河南省电力公司检修公司 | A kind of change of current becomes protection exit circuit and matrix test method |
-
2011
- 2011-04-29 CN CN2011201329624U patent/CN202166698U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102928717A (en) * | 2012-11-06 | 2013-02-13 | 四川省电力公司德阳电业局 | Relay protection tripping matrix test system |
| CN105629111A (en) * | 2016-02-03 | 2016-06-01 | 中国石油化工股份有限公司 | Superhigh voltage main transformer microcomputer protection rapid assembly whole testing device and method |
| CN105629111B (en) * | 2016-02-03 | 2020-01-31 | 中国石油化工股份有限公司 | quick whole-set test device and method for ultrahigh-voltage main transformer microcomputer protection |
| CN108680819A (en) * | 2018-05-24 | 2018-10-19 | 国网河南省电力公司检修公司 | A kind of change of current becomes protection exit circuit and matrix test method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NORTH CHINA GRID CO., LTD. BEIJING ULTRA-HV COMPAN Effective date: 20130412 Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: NORTH CHINA GRID CO., LTD. BEIJING ULTRA-HV COMPANY Effective date: 20130412 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 102488 FANGSHAN, BEIJING TO: 100031 XICHENG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130412 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: North China Grid Co., Ltd. Beijing Ultra-HV Company Address before: 102488 Beijing city Fangshan District Industrial Development Zone Liangxiang Jinguang Road No. 3 Patentee before: North China Grid Co., Ltd. Beijing Ultra-HV Company |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120314 |
|
| CX01 | Expiry of patent term |