CN202383900U - Distribution transformer fault simulation box - Google Patents
Distribution transformer fault simulation box Download PDFInfo
- Publication number
- CN202383900U CN202383900U CN201120198947XU CN201120198947U CN202383900U CN 202383900 U CN202383900 U CN 202383900U CN 201120198947X U CN201120198947X U CN 201120198947XU CN 201120198947 U CN201120198947 U CN 201120198947U CN 202383900 U CN202383900 U CN 202383900U
- Authority
- CN
- China
- Prior art keywords
- numbered
- switch
- switches
- phase
- terminals
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000004088 simulation Methods 0.000 title claims abstract description 11
- 238000009413 insulation Methods 0.000 abstract description 25
- 230000015556 catabolic process Effects 0.000 abstract description 20
- 238000005259 measurement Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 16
- 238000012423 maintenance Methods 0.000 description 2
- 238000012549 training Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003446 ligand Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Landscapes
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The utility model discloses a distribution transformer fault simulation box. An upper panel of a box body is fixed with eight numbered terminals. A front panel is fixed with eleven numbered switches. Three switches which are numbered as KA, KB, and KC are connected together on one end, and the rest ends are connected with three terminals which are numbered as A, B, and C. Four switches which are numbered as KA', KB', KC' and Kground are connected together on one end, and the rest ends are connected with four terminals which are numbered as A, B, C, and ground. Four switches which are numbered as Ka, Kb, Kc, and Ko are connected together on one end, and the rest ends are connected with four terminals which are numbered as a, b, c, and o. Through the cooperative application of the terminals and the switches, the box can simulate various states of the transformer, such as the normal state, the single-phase coil burning and insulation breakdown state, the two-phase and three-phase coil short circuit and insulation breakdown state, and the like. Through the insulating resistance measurement of each terminal of the simulated transformer, various simulated faults can be judged.
Description
Technical field
the utility model relates to a kind of substation transformer fault simulation case, belongs to the power industry technical field.
Background technology
The complicated maintenance difficulty of
substation transformer fault, particularly during the trainee, execute-in-place is difficulty very.
Summary of the invention
are in order to address the above problem; The purpose of the utility model is to provide a kind of substation transformer fault simulation case; It is opened and the various electric faults of disconnected analog ligand piezoelectric transformer through switch; Let the student substation transformer of simulation measured, analyze and judge again, make and impart knowledge to students intuitively, make complicated maintenance to become simple and clear with standard 500V insulation resistance meter.
the utility model solves the technical scheme that its technical matters adopted: substation transformer fault simulation case, form by case lid, casing, binding post, switch, switch cover.Be connected with the binding posts that are fixed with eight band numberings on the top panel of casing of case lid.Be connected with the switches that are fixed with 11 band numberings on the front panel of switch cover.Numbering is respectively K
A
, K
B
, K
C
Three switches, an end interconnects, the other end respectively with the A of band numbering, B, three binding posts of C connect.Numbering is respectively K
A
', K
B
', K
C
', K
Ground
Four switches, an end interconnects, the other end respectively with the A of band numbering, B, C, four binding posts in ground connect.Numbering is respectively K
a
, K
b
, K
c
, K
o
Four switches, an end interconnects, the other end respectively with a of band numbering, b, c, four binding posts of o connect.
The beneficial effect of
the utility model is: the utility model is to be a kind of teaching aid of principle of design with the substation transformer principle of work; Be used through binding post and switch, ability analogue transformer operate as normal, single phase winding scaling loss and insulation breakdown, two reach states such as three-phase coil short circuit and insulation breakdown mutually.Use the 500V insulation resistance meter that each binding post of analogue transformer is carried out insulation measurement during operation; Compare the fault type of judging simulation with normal data, make the teaching of transformer fault type, training more obviously, intuitively, simple in structure; Easy to use, workable.
Description of drawings
further specify the utility model below in conjunction with accompanying drawing and embodiment.
Fig. 1 is the perspective view of the utility model substation transformer fault simulation case.
Fig. 2 is the circuit connection structure synoptic diagram of Fig. 1.
Fig. 3 is a transformer normal operating condition position of the switch synoptic diagram.
Fig. 4 is A phase scaling loss (disconnected circle) position of the switch synoptic diagram.
Fig. 5 is B phase scaling loss (disconnected circle) position of the switch synoptic diagram.
Fig. 6 is C phase scaling loss (disconnected circle) position of the switch synoptic diagram.
Fig. 7 is an A phase insulation breakdown position of the switch synoptic diagram.
Fig. 8 is a B phase insulation breakdown position of the switch synoptic diagram.
Fig. 9 is a C phase insulation breakdown position of the switch synoptic diagram.
Figure 10 is AB phase phase fault, insulation breakdown position of the switch synoptic diagram.
Figure 11 is AC phase phase fault, insulation breakdown position of the switch synoptic diagram.
Figure 12 is BC phase phase fault, insulation breakdown position of the switch synoptic diagram.
Figure 13 is ABC three-phase phase fault, insulation breakdown position of the switch synoptic diagram.
Figure 14 is the mutually single-phase scaling loss of a (disconnected circle) position of the switch synoptic diagram.
Figure 15 is the mutually single-phase scaling loss of b (disconnected circle) position of the switch synoptic diagram.
Figure 16 is the mutually single-phase scaling loss of c (disconnected circle) position of the switch synoptic diagram.
Figure 17 is the mutually single-phase scaling loss of o (disconnected circle) position of the switch synoptic diagram.
Label among the figure
1, case lid 2, casing 3, binding post 4, switch 5, switch cover.
Embodiment
see also Fig. 1, Fig. 2, and substation transformer fault simulation case is made up of case lid, casing, binding post, switch, switch cover.Be connected with the binding posts 3 that are fixed with eight band numberings on the top panel of casing 2 of case lid 1.Be connected with the switches 4 that are fixed with 11 band numberings on the front panel of switch cover 5.Numbering is respectively K
A
, K
B
, K
C
Three switch 4, one ends interconnect, the other end respectively with the A of band numbering, B, three binding posts of C 3 connect.Numbering is respectively K
A
', K
B
', K
C
', K
Ground
Four switch 4, one ends interconnect, the other end respectively with the A of band numbering, B, C, four binding posts in ground 3 connect.Numbering is respectively K
a
, K
b
, K
c
, K
o
Four switch 4, one ends interconnect, the other end respectively with a of band numbering, b, c, four binding posts of o 3 connect.
Method of application: the position of the switch is different, and the analogue transformer fault type is also different, specifies as follows:
Pattern 1: analogue transformer normal operating condition:
1.1: the transformer normal operating condition:
position of the switch; Like Fig. 3: at this moment; Use the 500V insulation resistance meter that eight binding posts 3 of analogue transformer are carried out insulation measurement in twos; Draw the status data that one group of data is the normal operation of transformer (below various emulation modes all be so, all draw one group of data and promptly be respectively the various fault state data of transformer).
Pattern 2: the single-phase scaling loss of analogue transformer high-tension coil (disconnected circle):
2.1:A phase scaling loss (disconnected circle), the position of the switch is like Fig. 4.
2.2:B phase scaling loss (disconnected circle), the position of the switch is like Fig. 5.
2.3:C phase scaling loss (disconnected circle), the position of the switch is like Fig. 6.
Mode 3: the single-phase insulation breakdown of analogue transformer high-tension coil:
3.1:A phase insulation breakdown: the position of the switch, like Fig. 7.
3.2:B phase insulation breakdown: the position of the switch, like Fig. 8.
3.3:C phase insulation breakdown: the position of the switch, like Fig. 9.
Pattern 4: heterogeneous broken string of analogue transformer high-tension coil and insulation breakdown:
4.1:AB phase phase fault, insulation breakdown: the position of the switch, like Figure 10.
4.2:AC phase phase fault, insulation breakdown (not existing in the reality): the position of the switch, like Figure 11.
4.3:BC phase phase fault, insulation breakdown: the position of the switch, like Figure 12.
4.4:ABC three-phase phase fault, insulation breakdown: the position of the switch, like Figure 13.
Pattern 5: analogue transformer low-voltage coil single line disconnection fault:
mutually single-phase scaling loss of 5.1:a (disconnected circle) position of the switch is like Figure 14.
mutually single-phase scaling loss of 5.2:b (disconnected circle) position of the switch is like Figure 15.
mutually single-phase scaling loss of 5.3:c (disconnected circle) position of the switch is like Figure 16.
mutually single-phase scaling loss of 5.4:o (disconnected circle) position of the switch is like Figure 17.
in addition, above simulated failure can be according to the training situation, high pressure mode and low-voltage are simulated simultaneously, convenient teaching.
Claims (1)
1. a substation transformer fault simulation case is made up of case lid, casing, binding post, switch, switch cover, it is characterized in that: be connected with the binding posts (3) that are fixed with eight band numberings on the top panel of casing (2) of case lid (1); Be connected with the switches (4) that are fixed with 11 band numberings on the front panel of switch cover (5); Numbering is respectively K
A, K
B, K
CThree switches (4), an end interconnects, the other end respectively with the A of band numbering, B, three binding posts of C (3) connect; Numbering is respectively K
A', K
B', K
C', K
GroundFour switches (4), an end interconnects, the other end respectively with the A of band numbering, B, C, four binding posts in ground (3) connect; Numbering is respectively K
a, K
b, K
c, K
oFour switches (4), an end interconnects, the other end respectively with a of band numbering, b, c, four binding posts of o (3) connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120198947XU CN202383900U (en) | 2011-06-14 | 2011-06-14 | Distribution transformer fault simulation box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120198947XU CN202383900U (en) | 2011-06-14 | 2011-06-14 | Distribution transformer fault simulation box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202383900U true CN202383900U (en) | 2012-08-15 |
Family
ID=46632387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120198947XU Expired - Fee Related CN202383900U (en) | 2011-06-14 | 2011-06-14 | Distribution transformer fault simulation box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202383900U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103247211A (en) * | 2013-05-23 | 2013-08-14 | 国家电网公司 | Electrical failure quick setting device |
| CN105869489A (en) * | 2016-06-16 | 2016-08-17 | 国网江苏省电力公司职业技能训练基地 | Analog transformer |
-
2011
- 2011-06-14 CN CN201120198947XU patent/CN202383900U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103247211A (en) * | 2013-05-23 | 2013-08-14 | 国家电网公司 | Electrical failure quick setting device |
| CN105869489A (en) * | 2016-06-16 | 2016-08-17 | 国网江苏省电力公司职业技能训练基地 | Analog transformer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201402539Y (en) | Simulating device for electrical cable fault test | |
| CN207780127U (en) | Low-voltage distribution transformer platform district Intelligent power-utilization information system resultant fault simulator | |
| CN108198481A (en) | A kind of intelligent cable failure simulation device | |
| CN203217812U (en) | Intelligent electric power terminal mounting/maintaining cabinet | |
| CN202221628U (en) | Simulation system for power grid of hybrid transformer substation | |
| CN107356830B (en) | Simulation transformer training device | |
| CN202383900U (en) | Distribution transformer fault simulation box | |
| CN104614604B (en) | A kind of 10kV cable fault simulations device and failure simulation method | |
| CN107591072A (en) | A kind of Synthesized Diagnosis On Transformer Faults simulator and its emulation mode | |
| CN201707433U (en) | Intelligent controller characteristic test instrument | |
| CN204302403U (en) | The simulation of electrical network stability control device and Test to Failure instrument | |
| CN207182711U (en) | A kind of transformer voltage ratio test emulation actual training device | |
| CN204102409U (en) | S11 type substation transformer insulation resistance and direct current resistance failure simulation device | |
| CN203026019U (en) | 10kV distribution network demonstration system | |
| CN202473044U (en) | Cable fault simulation experimental device | |
| CN210324795U (en) | Transformer training model | |
| CN202838772U (en) | Transformer transformation ratio simulation device | |
| CN206023362U (en) | Double loop power supply socket apparatus for fast switching | |
| CN204679588U (en) | High-tension distributing line earth fault simulation table | |
| CN203673727U (en) | Three-dimensional visual 35-kV electromagnetic voltage transformer practical training apparatus | |
| CN102890888B (en) | Device for converting analog distribution network system | |
| CN202018764U (en) | 10kV outgoing feeder secondary circuit simulator | |
| CN204332204U (en) | A kind of 10kV cable fault simulation device | |
| CN209103574U (en) | A kind of training transformer winding D.C. resistance simulator | |
| CN204706211U (en) | Operating mechanism secondary circuit failure searches instrument for training |
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: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: QIQIHAR ELECTRIC POWER BUREAU Effective date: 20130726 Owner name: QIQIHAR ELECTRIC POWER BUREAU Effective date: 20130726 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 161005 QIQIHAR, HEILONGJIANG PROVINCE TO: 100031 DONGCHENG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130726 Address after: 100031 West Chang'an Avenue, Beijing, No. 86 Patentee after: State Grid Corporation of China Patentee after: Qiqihaer Electric Power Bureau Address before: 161005 Qigihar city of Heilongjiang Province, Longsha District South Road No. 288 Patentee before: Qiqihaer Electric Power Bureau |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120815 Termination date: 20180614 |