CN202938847U - Oiled paper capacitive sleeve capacitor core vacuum drying endpoint monitoring system - Google Patents
Oiled paper capacitive sleeve capacitor core vacuum drying endpoint monitoring system Download PDFInfo
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- CN202938847U CN202938847U CN 201220584370 CN201220584370U CN202938847U CN 202938847 U CN202938847 U CN 202938847U CN 201220584370 CN201220584370 CN 201220584370 CN 201220584370 U CN201220584370 U CN 201220584370U CN 202938847 U CN202938847 U CN 202938847U
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- tank body
- capacitor core
- vacuum drying
- temperature sensor
- oiled paper
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Abstract
The utility model provides an oiled paper capacitive sleeve capacitor core vacuum drying endpoint monitoring system. The system comprises a vacuum drying tank; the vacuum drying tank comprises a tank body and a cover body covering the tank body; the upper part of the inner wall of the tank body is provided with a first temperature sensor, the middle part is provided with a second temperature sensor, and the lower part is provided with a third temperature sensor; the tank body is internally provided with a dew point sensor and a vacuum sensor; a fourth temperature sensor is arranged inside one oiled paper capacitive sleeve capacitor core in the tank body; and one bipolar leading wire of the oiled paper capacitive sleeve capacitor cores is connected with one or both of a dielectric loss acquisition instrument and a capacitance measuring instrument outside the tank body. Through monitoring changes of parameters such as the tank body temperature, the inner capacitor core temperature, the vacuum degree, the dew point, the capacitor core capacitance, the capacitor core dielectric loss value and the like during the capacitor core vacuum drying process, and comparing the parameter changes with a corresponding determined stage endpoint judgment principle, the process is timely transferred to the next stage, and the purposes of high-efficient production and stable quality are realized.
Description
[technical field]
The utility model relates to the electric power electric field, particularly a kind of oiled paper capacity casing capacitor core vacuum drying endpoint monitoring system.
[background technology]
In prior art, the technological parameter that according to type interval formulation is fixed with electric pressure is adopted in the vacuum drying of oiled paper capacity casing capacitor core, when every tank time shipped quantity is less, causes the energy resource consumption waste, and production capacity reduces; When every tank time shipped quantity is more, cause qualification rate to reduce, cause and do over again or scrap.
In order to give full play to the usefulness of vacuum drying equipment, guarantee the vacuum drying quality of capacitance graded bushing capacitor core, be necessary in fact to develop a kind of equipment that can be used in monitoring oiled paper capacity casing capacitor core vacuum drying terminal point.
[utility model content]
The purpose of this utility model is to provide a kind of oiled paper capacity casing capacitor core vacuum drying endpoint monitoring system, to solve the problems of the technologies described above.
To achieve these goals, the utility model adopts following technical scheme:
A kind of oiled paper capacity casing capacitor core vacuum drying endpoint monitoring system comprises vacuum drying tank, and vacuum drying tank is comprised of tank body and the lid that is placed on tank body; The top of the inwall of tank body is equipped with the first temperature sensor, and the middle part is equipped with the second temperature sensor, and the bottom is equipped with three-temperature sensor; Corresponding tank body outer the first temperature indicating device, the second temperature indicating device and the 3rd temperature indicating device of connecting of the first temperature sensor, the second temperature sensor and three-temperature sensor.
The utility model further improves and is: be provided with dew point transducer in tank body, dew point transducer connects the dew point hygrometer that tank body demonstrates the dew point transducer image data outward.
The utility model further improves and is: be provided with vacuum transducer in tank body, vacuum transducer connects the vacuum tightness display device that tank body shows the vacuum transducer image data outward.
The utility model further improves and is: be placed with some oiled paper capacity casing capacitor cores to be dried in tank body, the inside of one of them oiled paper capacity casing capacitor core is equipped with the 4th temperature sensor, and the 4th temperature sensor connects the 4th outer temperature indicating device of tank body.
The utility model further improves and is: the two poles of the earth in described some oiled paper capacity casing capacitor cores to be dried are drawn lead-in wire and are connected the outer dielectric loss Acquisition Instrument of tank body, one or two in capacitance meter.
Compared with prior art, the utlity model has following advantage: utilize the utility model monitoring system can monitor tank body temperature in the capacitor core process of vacuum drying, capacitor core internal temperature, vacuum tightness, dew point, capacitor core electric capacity, the isoparametric variation of capacitor core dielectric loss value, and compare with the corresponding stage endpoint principle of formulation, change process over to next stage in good time, realize the purpose of High-efficient Production, stabilised quality.
[description of drawings]
Fig. 1 is structural representation of the present utility model.
[embodiment]
Below in conjunction with accompanying drawing, the utility model is described in further detail.
See also shown in Figure 1ly, a kind of oiled paper capacity casing capacitor core of the utility model vacuum drying endpoint monitoring system comprises vacuum drying tank, and vacuum drying tank is comprised of tank body 10 and the lid 20 that is placed on tank body 10.
The top of the inwall of tank body 10 is equipped with the first temperature sensor 11, the second temperature sensor 12 is installed at the middle part and the bottom is equipped with three-temperature sensor 13, is respectively used to measure the temperature of tank body 10 upper, middle and lowers.The temperature indicating device that the first temperature sensor 11, the second temperature sensor 12 and three-temperature sensor 13 connect the outer correspondence of tank body 10 demonstrates measured temperature.
Also be provided with dew point transducer 15 in tank body 10, dew point transducer 15 connects the outer dew point hygrometer 5 of tank body 10, demonstrates by dew point hygrometer 5 data that dew point transducer 15 gathers.
Also be provided with vacuum transducer 16 in tank body 10, vacuum transducer 16 connects the outer vacuum tightness display device 6 of tank body 10, demonstrates by vacuum tightness display device 6 data that vacuum transducer 16 gathers.
Be placed with a plurality of oiled paper capacity casing capacitor cores to be dried in tank body 10, when wherein some oiled paper capacity casing capacitor cores prepare, section is equipped with the 4th temperature sensor 14 within it, and this temperature sensor connects the temperature that tank body 10 outer temperature indicating devices show its measured oiled paper capacity casing capacitor core inside.
The two poles of the earth of oiled paper capacity casing capacitor core are drawn lead-in wire and are connected dielectric loss Acquisition Instrument 3 and capacitance meter 4, are respectively used to measure electric capacity and the dielectric loss value of oiled paper capacity casing capacitor core.
After the oiled paper capacity casing capacitor core is loaded into vacuum drying tank, according to the cable paper tolerance atmospheric temperature upper limit, tank body is heated, when the capacitor core internal temperature reaches setting value, judge the end of preliminary drying stage, change the vacuum drying stage over to; In the vacuum drying stage, the variation of tank body temperature, capacitor core internal temperature, vacuum tightness, dew point, capacitor core electric capacity, capacitor core dielectric loss value parameter in monitoring capacitor core process of vacuum drying, after all parameter balance and stabilities, when reaching requiring that comprehensive endpoint principle sets, judge that the vacuum drying stage finishes, change the vacuum heat-preserving stage over to, or the empty assembling of preparing is broken in cooling.
Before assembling, use the dielectric loss value of 10kV electric bridge sampling Detection capacitor core, when taking a sample test the corresponding setting value of data fit, confirm the accuracy of vacuum drying endpoint, capacitor core can carry out the Product Assembly operation.
Although the above is described the utility model by reference to the accompanying drawings; but the utility model is not limited to above-mentioned embodiment; above-mentioned embodiment is only schematic; rather than restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; not breaking away from the scope situation that the utility model aim and claim protect, can also make a lot of forms, within these all belong to protection of the present utility model.
Claims (5)
1. an oiled paper capacity casing capacitor core vacuum drying endpoint monitoring system, is characterized in that, comprises vacuum drying tank, and vacuum drying tank is comprised of tank body (10) and the lid (20) that is placed on tank body (10); The top of the inwall of tank body (10) is equipped with the first temperature sensor (11), and the middle part is equipped with the second temperature sensor (12), and the bottom is equipped with three-temperature sensor (13); Corresponding tank body (10) outer the first temperature indicating device, the second temperature indicating device and the 3rd temperature indicating device of connecting of the first temperature sensor (11), the second temperature sensor (12) and three-temperature sensor (13).
2. a kind of oiled paper capacity casing capacitor core vacuum drying endpoint monitoring according to claim 1 system, it is characterized in that, be provided with dew point transducer (15) in tank body (10), dew point transducer (15) connects the outer dew point hygrometer (5) that demonstrates dew point transducer (15) image data of tank body (10).
3. a kind of oiled paper capacity casing capacitor core vacuum drying endpoint monitoring according to claim 1 system, it is characterized in that, be provided with vacuum transducer (16) in tank body (10), vacuum transducer (16) connects the outer vacuum tightness display device (6) that shows vacuum transducer (16) image data of tank body (10).
4. a kind of oiled paper capacity casing capacitor core vacuum drying endpoint monitoring according to claim 1 system, it is characterized in that, be placed with some oiled paper capacity casing capacitor cores to be dried in tank body (10), the inside of one of them oiled paper capacity casing capacitor core is equipped with the 4th temperature sensor (14), and the 4th temperature sensor (14) connects the 4th outer temperature indicating device of tank body (10).
5. a kind of oiled paper capacity casing capacitor core vacuum drying endpoint monitoring according to claim 4 system, it is characterized in that, the two poles of the earth in described some oiled paper capacity casing capacitor cores to be dried are drawn lead-in wire and are connected the outer dielectric loss Acquisition Instrument (3) of tank body (10), one or two in capacitance meter (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220584370 CN202938847U (en) | 2012-11-07 | 2012-11-07 | Oiled paper capacitive sleeve capacitor core vacuum drying endpoint monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220584370 CN202938847U (en) | 2012-11-07 | 2012-11-07 | Oiled paper capacitive sleeve capacitor core vacuum drying endpoint monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202938847U true CN202938847U (en) | 2013-05-15 |
Family
ID=48323081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220584370 Expired - Lifetime CN202938847U (en) | 2012-11-07 | 2012-11-07 | Oiled paper capacitive sleeve capacitor core vacuum drying endpoint monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202938847U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104795254A (en) * | 2014-01-22 | 2015-07-22 | 特变电工沈阳变压器集团有限公司 | Ultrahigh-voltage oilpaper capacitive bushing capacitor core drying method |
| CN107543968A (en) * | 2016-06-28 | 2018-01-05 | 沈阳和新套管有限公司 | A kind of determination methods of condenser-type terminal fuse insulation torrefaction terminal |
| CN107917937A (en) * | 2017-11-21 | 2018-04-17 | 保定天威互感器有限公司 | A kind of low pressure dielectric loss on-line monitoring method of determining device body degree of drying |
-
2012
- 2012-11-07 CN CN 201220584370 patent/CN202938847U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104795254A (en) * | 2014-01-22 | 2015-07-22 | 特变电工沈阳变压器集团有限公司 | Ultrahigh-voltage oilpaper capacitive bushing capacitor core drying method |
| CN104795254B (en) * | 2014-01-22 | 2017-12-15 | 沈阳和新套管有限公司 | A kind of ultrahigh voltage oil paper capacitive capacitance of bushing fuse drying means |
| CN107543968A (en) * | 2016-06-28 | 2018-01-05 | 沈阳和新套管有限公司 | A kind of determination methods of condenser-type terminal fuse insulation torrefaction terminal |
| CN107917937A (en) * | 2017-11-21 | 2018-04-17 | 保定天威互感器有限公司 | A kind of low pressure dielectric loss on-line monitoring method of determining device body degree of drying |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130515 |