CN201556882U - Transformer testing switch cabinet with multiple outputs and measuring function - Google Patents
Transformer testing switch cabinet with multiple outputs and measuring function Download PDFInfo
- Publication number
- CN201556882U CN201556882U CN2009203120781U CN200920312078U CN201556882U CN 201556882 U CN201556882 U CN 201556882U CN 2009203120781 U CN2009203120781 U CN 2009203120781U CN 200920312078 U CN200920312078 U CN 200920312078U CN 201556882 U CN201556882 U CN 201556882U
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- isolating switch
- test
- temperature rise
- mutual inductor
- switch
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- Expired - Fee Related
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Abstract
The utility model relates to transformer testing equipment, in particular to a transformer testing switch cabinet with multiple outputs and measuring function. The technical scheme is that a power supply input end (2), a characteristic test output end (3), a temperature rise test output end (4) and an induction voltage test output end (5) is arranged on a cabinet body; an isolating switch comprises a power supply isolating switch (6), a characteristic test isolating switch (7), a temperature rise test isolating switch (8) and an induction voltage test isolating switch (9); a precision current mutual inductor and a precision voltage mutual inductor comprise a characteristic test precision current mutual inductor (10), a characteristic test precision voltage mutual inductor (11), a temperature rise test precision current mutual inductor (12) and a temperature rise test precision voltage mutual inductor (13). The switch cabinet has the characteristics of small occupied area, multifunctional functions, convenient connecting, safe use, simple operation and the like; various functions are isolated through an isolating switch of 10 kilovolts, the operation is simple and audio-visual; the capacity of a compensating capacitor and the grade of the mutual inductors can be chosen according to products, wherein the compensating capacitor can be increased to 8000 kilovolt-amperes, the precision current and the voltage mutual inductors can be increased to 4000 amperes and 4 kilovolts.
Description
Affiliated technical field:
The utility model relates to a kind of transformer test equipment, particularly a kind of transformer test switch cubicle that possesses a plurality of outputs and measurement function.
Background technology:
At present, country is greatly developing the power transmission and transformation ability, and production capacity improves one after another to meet the need of market in a lot of transformer producers, need carry out Multitest to power transformer, and for example: the zero sequence impedance of power transformer is measured; The zero load of station transformer and no-load current are measured; The load of station transformer and impedance voltage are measured; The temperature rise test of station transformer; The induction of power transformer (when needing to support voltage) test.Newly-built high voltage test hall is an important step that improves production capacity in order to finish the every test of transformer, usually require in an experiment hall, to possess the test capability of finishing various electric pressures and complete series multicapacity transformer ' s type product for saving cost of investment, and the high voltage test hall often is subjected to the restriction of site area and technology arrangement, test to some low-voltages, jumbo generating station transformer is difficult to comprehensive covering, and be the test of finishing this series products, often need some to be different from the testing equipment of common transformer.How can not only finish Total Test but also not increase occupation of land, to have multiple test function, be the technical problem that this area needs to be resolved hurrily.
The utility model content:
The utility model purpose provides a kind of transformer test switch cubicle that possesses a plurality of outputs and measurement function, enough not only finishes Total Test but also do not increase occupation of land, has multiple test function, solves the problems referred to above that background technology exists.
The technical solution of the utility model is: a kind of transformer test that possesses a plurality of outputs and measurement function comprises cabinet, isolating switch, precision current instrument transformer, accurate voltage mutual inductor with switch cubicle, isolating switch, precision current instrument transformer, accurate voltage mutual inductor are arranged in the cabinet, are provided with power input, attribute testing output, temperature rise test output, induced voltage test output on cabinet; Isolating switch comprises power-supply isolation switch, attribute testing isolating switch, temperature rise test isolating switch, induced voltage test isolating switch, precision current instrument transformer, accurate voltage mutual inductor comprise attribute testing precision current instrument transformer, attribute testing accurate voltage mutual inductor, temperature rise test precision current instrument transformer, temperature rise test accurate voltage mutual inductor; Power input connects an end of power-supply isolation switch, the other end of power-supply isolation switch is an end of connection performance test isolating switch, temperature rise test isolating switch, induced voltage test isolating switch respectively, the other end connection performance test precision current instrument transformer and the attribute testing accurate voltage mutual inductor of attribute testing isolating switch, last connection performance test output; The other end of temperature rise test isolating switch connects temperature rise test precision current instrument transformer and temperature rise test accurate voltage mutual inductor, connects the temperature rise test output at last; The other end of induced voltage test isolating switch connects the induced voltage test output.
The utility model also is provided with low-voltage compensation capacitor and capacitance compensation isolating switch, and the temperature rise test isolating switch connects the building-out capacitor isolating switch by bus, and the building-out capacitor isolating switch connects the low-voltage compensation capacitor.The induced voltage test output connects the support transformer.
The utility model concentrates in together the requirement of several transformer tests, can be as follows by the pilot project that this switch cubicle is finished: 1, the zero sequence impedance of power transformer is measured; 2, the zero load of station transformer and no-load current are measured; 3, the load of station transformer and impedance voltage are measured; 4, the temperature rise test of station transformer; 5, the induction of power transformer (when needing to support voltage) test.
The beneficial effects of the utility model are: this switch cubicle have occupation of land less, characteristics such as function is many, easy to connect, safe in utilization, simple to operate; Every function realizes separating by the 10kV isolating switch, and is simple to operate and directly perceived; The capacity of compensation condenser and the grade of instrument transformer can be looked product and be selected, and wherein compensation condenser can be increased to 8000kVA, and precision current and voltage transformer can increase to 4000A and 4kV.The connection of supporting transformer also can depend on the needs, and promptly can connect by fixing line, also can take modes such as flexible wiring.
Description of drawings:
Accompanying drawing is the utility model example structure schematic diagram.
Among the figure: cabinet 1, power input 2, attribute testing output 3, temperature rise test output 4, induced voltage test output 5, power-supply isolation switch 6, attribute testing isolating switch 7, temperature rise test isolating switch 8, induced voltage test isolating switch 9, attribute testing precision current instrument transformer 10, attribute testing accurate voltage mutual inductor 11, temperature rise test precision current instrument transformer 12, temperature rise test accurate voltage mutual inductor 13, low-voltage compensation capacitor 14, capacitance compensation isolating switch 15, support transformer 16.
Embodiment:
Below in conjunction with accompanying drawing, further specify the utility model by example.
In embodiment, a kind of transformer test that possesses a plurality of outputs and measurement function comprises cabinet 1, isolating switch, precision current instrument transformer, accurate voltage mutual inductor with switch cubicle, isolating switch, precision current instrument transformer, accurate voltage mutual inductor are arranged in the cabinet, also are provided with power input 2, attribute testing output 3, temperature rise test output 4, induced voltage test output 5 on cabinet; Isolating switch comprises power-supply isolation switch 6, attribute testing isolating switch 7, temperature rise test isolating switch 8, induced voltage test isolating switch 9, precision current instrument transformer, accurate voltage mutual inductor comprise attribute testing precision current instrument transformer 10, attribute testing accurate voltage mutual inductor 11, temperature rise test precision current instrument transformer 12, temperature rise test accurate voltage mutual inductor 13; Power input connects an end of power-supply isolation switch, the other end of power-supply isolation switch is an end of connection performance test isolating switch, temperature rise test isolating switch, induced voltage test isolating switch respectively, the other end connection performance test precision current instrument transformer and the attribute testing accurate voltage mutual inductor of attribute testing isolating switch, last connection performance test output; The other end of temperature rise test isolating switch connects temperature rise test precision current instrument transformer and temperature rise test accurate voltage mutual inductor, connects the temperature rise test output at last; The other end of induced voltage test isolating switch connects the induced voltage test output.Also be provided with low-voltage compensation capacitor 14 and capacitance compensation isolating switch 15, temperature rise test isolating switch 8 connects the building-out capacitor isolating switch by bus, and the building-out capacitor isolating switch connects the low-voltage compensation capacitor.Induced voltage test output 9 connects support transformer 16.
Concrete content of the test of the present utility model and test operation are as follows:
1. generator or other power supplys are by power-supply isolation switch insertion switch cabinet, by power-supply isolation switch, attribute testing isolating switch, power supply is delivered to attribute testing accurate voltage (range is 1-3-6-10/0.1kV) and precision current instrument transformer (range is 2-5-10-50-100-200-600/5A), can finish attribute testings such as the measurement of transformer zero sequence impedance, station transformer zero load, load.
2. by power-supply isolation switch, temperature rise test isolating switch, power supply is delivered to temperature rise test accurate voltage (range is 1-2-3/0.1kV), current transformer (range is 1000-2000-3000/5A), under the situation that the building-out capacitor isolating switch is connected, low-voltage compensation capacitor (0? 200kVA) insert pilot system, finish the temperature rise test of big electric current, low-voltage station transformer.
3. by power-supply isolation switch, induced voltage test isolating switch, power supply can be delivered to and support transformer or other testing transformers, finishes the pilot projects such as induced voltage of transformer.
Claims (2)
1. transformer test switch cubicle that possesses a plurality of outputs and measurement function, it is characterized in that comprising cabinet (1), isolating switch, precision current instrument transformer, accurate voltage mutual inductor, isolating switch, precision current instrument transformer, accurate voltage mutual inductor are arranged in the cabinet, are provided with power input (2), attribute testing output (3), temperature rise test output (4), induced voltage test output (5) on cabinet; Isolating switch comprises power-supply isolation switch (6), attribute testing isolating switch (7), temperature rise test isolating switch (8), induced voltage test isolating switch (9), precision current instrument transformer, accurate voltage mutual inductor comprise attribute testing precision current instrument transformer (10), attribute testing accurate voltage mutual inductor (11), temperature rise test precision current instrument transformer (12), temperature rise test accurate voltage mutual inductor (13); Power input connects an end of power-supply isolation switch, the other end of power-supply isolation switch is an end of connection performance test isolating switch, temperature rise test isolating switch, induced voltage test isolating switch respectively, the other end connection performance test precision current instrument transformer and the attribute testing accurate voltage mutual inductor of attribute testing isolating switch, last connection performance test output; The other end of temperature rise test isolating switch connects temperature rise test precision current instrument transformer and temperature rise test accurate voltage mutual inductor, connects the temperature rise test output at last; The other end of induced voltage test isolating switch connects the induced voltage test output.
2. the transformer test switch cubicle that possess a plurality of outputs and measurement function according to claim 1, it is characterized in that also being provided with low-voltage compensation capacitor (14) and capacitance compensation isolating switch (15), temperature rise test isolating switch (8) connects the building-out capacitor isolating switch by bus, and the building-out capacitor isolating switch connects the low-voltage compensation capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203120781U CN201556882U (en) | 2009-10-06 | 2009-10-06 | Transformer testing switch cabinet with multiple outputs and measuring function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203120781U CN201556882U (en) | 2009-10-06 | 2009-10-06 | Transformer testing switch cabinet with multiple outputs and measuring function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201556882U true CN201556882U (en) | 2010-08-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203120781U Expired - Fee Related CN201556882U (en) | 2009-10-06 | 2009-10-06 | Transformer testing switch cabinet with multiple outputs and measuring function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201556882U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112834839A (en) * | 2020-12-28 | 2021-05-25 | 深圳供电局有限公司 | Portable device and system for transformer field comprehensive test |
-
2009
- 2009-10-06 CN CN2009203120781U patent/CN201556882U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112834839A (en) * | 2020-12-28 | 2021-05-25 | 深圳供电局有限公司 | Portable device and system for transformer field comprehensive test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100818 Termination date: 20131006 |