CN201449420U - Device for measuring dielectric loss of insulating material for transformer - Google Patents
Device for measuring dielectric loss of insulating material for transformer Download PDFInfo
- Publication number
- CN201449420U CN201449420U CN2009200457420U CN200920045742U CN201449420U CN 201449420 U CN201449420 U CN 201449420U CN 2009200457420 U CN2009200457420 U CN 2009200457420U CN 200920045742 U CN200920045742 U CN 200920045742U CN 201449420 U CN201449420 U CN 201449420U
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- Prior art keywords
- insulating material
- dielectric loss
- transformer
- utility
- high temperature
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- Expired - Fee Related
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Abstract
The utility model discloses a device for measuring dielectric loss of insulating material for a transformer, comprising the dielectric loss and a capacitive bridge, an upper electrode, and a lower electrode; the characteristics are as follows: a heating device is also included, and the heating device is connected with the upper electrode and the lower electrode. The utility model adopts the heating method to improve the capability of measuring the electrical performance of the insulating material under high temperature, and the transformation course is simple and convenient, therefore, the using range and using efficiency of the device can be increased, meanwhile, more testing data can be obtained, and the understanding of the electrical performance of the insulating material for the transformer is increased.
Description
Technical field
The utility model relates to TRANSFORMER INSULATING MATERIAL experimental technique field.
Background technology
For the measurement of TRANSFORMER INSULATING MATERIAL dielectric loss angle tangent tg δ, DIELECTRIC CONSTANT, be under room temperature environment, to carry out in the past, therefore can only measure the electric property of material under the normal temperature state.And can't measure at electric physics values such as being higher than dielectric loss angle tangent tg δ under all temps condition of room temperature, DIELECTRIC CONSTANT for TRANSFORMER INSULATING MATERIAL, cause using existing method can not fully understand the electric property of this type of TRANSFORMER INSULATING MATERIAL.
Summary of the invention
Technical matters: the utility model purpose provides the equipment of a kind of measuring transformer insulating material dielectric loss angle tangent tg δ, DIELECTRIC CONSTANT, can measure physics values such as TRANSFORMER INSULATING MATERIAL dielectric loss angle tangent tg δ, DIELECTRIC CONSTANT under the hot environment.
Technical scheme: the utility model adopts following technical scheme for achieving the above object:
The utility model comprises dielectric loss and capacitance bridge, top electrode, and bottom electrode is characterized in that: also comprise heating arrangement, heating arrangement is connected with top electrode and bottom electrode.
Further be between dielectric loss of the present utility model and capacitance bridge and described heating arrangement, also to be provided with the high temperature shielded conductor.
Further be that described heating arrangement is a high temperature oven.
Beneficial effect: the utility model compared with prior art has following advantage: the utility model has increased the ability of measuring the insulating material electric property under hot environment.Transformation process is simple, convenient, can improve the usable range and the efficient of equipment.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Wherein: among the figure: 1, dielectric loss and capacitance bridge, 2, power switch, 3, voltage levelling button, 4, power switch, 5, sensitivity levelling button, 6, pontic shielding levelling switch, 7, high-pressure side, 8, measuring junction, 9, top electrode, 10, bottom electrode, 11, the high temperature shielded conductor, 12, tg δ levelling knob, 13, C4 aligns knob, 14, zero indicator, 15, automatic follower amplifier, 16, the voltage range switch, 17, voltage generator, 18, high temperature oven, 19, control knob, 20, through hole
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described. as shown in Figure 1, the equipment of the electric physics value of measuring transformer insulation material of present embodiment is QS type series dielectric loss and capacitance bridge 1, device has power switch 2 on it, voltage levelling button 3, power switch 4, sensitivity levelling button 5, pontic shielding levelling switch 6, high-pressure side 7, measuring junction 8, top electrode 9, bottom electrode 10, tg δ aligns knob 12, C4 aligns knob 13, zero indicator, 14, automatic follower amplifier, 15, voltage range switch 16 and voltage generator 17, in addition as the heating arrangement of present embodiment, adopt high temperature oven 18, high temperature shielded conductor 11, electrode wires is in the mode of punching, by high temperature shielded lead 11, pass through hole 20, be placed in the high temperature oven 18, connect electrode 9 and bottom electrode 10 then, upper/ lower electrode 9 and 10 is placed in the baking oven 18. pass through baking oven for heating, control, can access the measurement temperature of wanting. transformation process is simple, convenient, can improve the usable range and the efficient of equipment. and by adopting the electrode in the megger is placed in the baking oven, method by heating, enlarge the usable range of equipment, also can access the test figure of more practicalities.
Claims (3)
1. a measuring transformer insulating material dielectric loss equipment comprises dielectric loss and capacitance bridge (1), top electrode (9), and bottom electrode (10) is characterized in that: also comprise heating arrangement, heating arrangement is connected with top electrode (9) and bottom electrode (10).
2. measuring transformer insulating material dielectric loss equipment according to claim 1 is characterized in that: also be provided with high temperature shielded conductor (11) between dielectric loss and capacitance bridge (1) and described heating arrangement.
3. a kind of measuring transformer insulating material dielectric loss equipment according to claim 1, it is characterized in that: described heating arrangement is high temperature oven (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200457420U CN201449420U (en) | 2009-05-15 | 2009-05-15 | Device for measuring dielectric loss of insulating material for transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200457420U CN201449420U (en) | 2009-05-15 | 2009-05-15 | Device for measuring dielectric loss of insulating material for transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201449420U true CN201449420U (en) | 2010-05-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200457420U Expired - Fee Related CN201449420U (en) | 2009-05-15 | 2009-05-15 | Device for measuring dielectric loss of insulating material for transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201449420U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102636697A (en) * | 2012-05-11 | 2012-08-15 | 湘潭电机股份有限公司 | Device for dynamically measuring performance of insulating medium |
| CN104678267A (en) * | 2015-02-11 | 2015-06-03 | 华南理工大学 | Method for indirectly measuring dielectric loss of insulation layer of cable |
-
2009
- 2009-05-15 CN CN2009200457420U patent/CN201449420U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102636697A (en) * | 2012-05-11 | 2012-08-15 | 湘潭电机股份有限公司 | Device for dynamically measuring performance of insulating medium |
| CN102636697B (en) * | 2012-05-11 | 2015-02-04 | 湘潭电机股份有限公司 | Device for dynamically measuring performance of insulating medium |
| CN104678267A (en) * | 2015-02-11 | 2015-06-03 | 华南理工大学 | Method for indirectly measuring dielectric loss of insulation layer of cable |
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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: CHINA ELECTRIC EQUIPMENT(JIANGSU) CO., LTD Free format text: FORMER OWNER: ZHONGDIAN ELECTRIC GROUP CO., LTD. Effective date: 20100723 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 223600 NO.188, ZHONGDIAN AVENUE, YANGZHONG CITY DEVELOPMENT AREA, JIANGSU PROVINCE TO: 212200 ZHONGDIAN STREET, YANGZHONG CITY, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20100723 Address after: 212200 CLP Road, Yangzhong, Jiangsu Patentee after: CEEG (Jiangsu) Co., Ltd. Address before: 223600 No. 188, CLP Road, Yangzhong Development Zone, Jiangsu Patentee before: Zhongdian Electric Group Co., Ltd. |
|
| DD01 | Delivery of document by public notice |
Addressee: Chen Haitao Document name: Notification of Passing Examination on Formalities |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100505 Termination date: 20130515 |