CN207832953U - A kind of test device of oil for electric power industrial frequency withstand voltage - Google Patents
A kind of test device of oil for electric power industrial frequency withstand voltage Download PDFInfo
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- CN207832953U CN207832953U CN201721651231.4U CN201721651231U CN207832953U CN 207832953 U CN207832953 U CN 207832953U CN 201721651231 U CN201721651231 U CN 201721651231U CN 207832953 U CN207832953 U CN 207832953U
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Abstract
The utility model discloses a kind of test devices of oil for electric power industrial frequency withstand voltage, including：Pole cup and temperature control modules；Temperature control modules are arranged on pole cup；Pole cup is tested for oil for electric power industrial frequency withstand voltage.By the temperature of temperature control modules coordination electrode cup, the industrial frequency withstand voltage experiment of insulating oil at different temperatures may be implemented, keep test result more accurate and reliable, be conducive to Electric Power Equipment Insulation design and equipment safety operation.It solves in the experiment of insulating oil industrial frequency withstand voltage, insulating oil is not detected the technical problem for causing test data not accurate enough in its actual temperature.
Description
Technical field
The utility model is related to pressure-resistant technical field of performance test more particularly to a kind of tests of oil for electric power industrial frequency withstand voltage
Device.
Background technology
Electric Power Equipment Insulation oil has the effects that insulation, cooling, information and arc extinguishing.Safety in order to ensure power equipment is steady
Fixed operation, the performance of insulating oil need to keep good state, thus need periodically to the electrical and physicochemical property of insulating oil into
Row monitoring.Industrial frequency withstand voltage is one of most important electricity function index of oil for electric power, and numerical values recited is especially oil for electric power
The operation management of insulating oil is extremely important.
Industrial frequency withstand voltage experiment at present is the oil sample for taking insulating oil according to GB/T 7597 from transformer or oil-filled equipment, is sent
It is detected to laboratory, accepted standard is GB/T 507 or DL/T 429.9.Electric Power Equipment Insulation oil running temperature difference
Larger, in actual moving process, the temperature of insulating oil is different from room temperature, but Electric Power Equipment Insulation oil industrial frequency withstand voltage experimental test
General temperature is all room temperature, less to study the voltage endurance of the insulating oil at different temperatures, is examined under room temperature
The industrial frequency withstand voltage for surveying insulating oil, may influence the accuracy of its test data.Therefore, the resistance to of the insulating oil under different temperatures is studied
It is a technical problem to be solved urgently to press characteristic.
Utility model content
The utility model discloses a kind of test device of oil for electric power industrial frequency withstand voltage, the test device is for studying temperature
Influence of the field to oil for electric power industrial frequency withstand voltage, for solving in the experiment of insulating oil industrial frequency withstand voltage, insulating oil is not practical warm at it
The technical problem for causing test data not accurate enough is detected in degree.
The utility model embodiment provides a kind of test device of oil for electric power industrial frequency withstand voltage, including：Pole cup and temperature
Spend control module；
The temperature control modules are arranged on the pole cup；
The pole cup is tested for oil for electric power industrial frequency withstand voltage.
Preferably, the temperature control modules include heating module, cooling module, temperature sensor and controller；
The heating module is electrically connected with the controller；
The cooling module is electrically connected with the controller；
The temperature sensor is communicated to connect with the controller.
Preferably, the temperature sensor uses touch sensor.
Preferably, the temperature sensor uses noncontacting proximity sensor.
Preferably, the cooling module uses steam refrigerating device or semiconductor cooling device.
Preferably, the heating module uses electrical heating submodule, electromagnetic heating submodule, infrared heating submodule or electricity
Resistance heating submodule.
Preferably, the pole cup includes sample cup for liquid, electrode and power-frequency voltage output module；
The electrode is placed in the sample cup for liquid；
The electrode is electrically connected with the power-frequency voltage output module.
Preferably, the power-frequency voltage output module includes pressure regulator, limit energy device and switching submodule.
Preferably, the shape of the electrode is spherical, spherical cap shape or plate shaped.
Preferably, the rim of a cup of the pole cup is provided with cup lid.
As can be seen from the above technical solutions, the utility model has the following advantages：
By the temperature of temperature control modules coordination electrode cup, the industrial frequency withstand voltage of insulating oil at different temperatures may be implemented
Experiment, keeps test result more accurate and reliable, is conducive to Electric Power Equipment Insulation design and equipment safety operation.It solves and is insulating
In oily industrial frequency withstand voltage experiment, insulating oil is not detected the technology for causing test data not accurate enough in its actual temperature and asks
Topic.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is a kind of structural representation of the test device of the oil for electric power industrial frequency withstand voltage provided in the utility model embodiment
Figure；
Fig. 2 is a kind of pole cup knot of the test device of the oil for electric power industrial frequency withstand voltage provided in the utility model embodiment
Structure schematic diagram；
Fig. 3 is a kind of temperature control of the test device of the oil for electric power industrial frequency withstand voltage provided in the utility model embodiment
Modular structure schematic diagram；
Wherein, reference numeral is as follows：
1, electrode；2；Plastic tube；3, pole cup；4, heating module；5, cooling module；6, temperature sensor；7, controller.
Specific implementation mode
The utility model embodiment discloses a kind of test device of oil for electric power industrial frequency withstand voltage, and the test device is for grinding
Study carefully influence of the temperature field to oil for electric power industrial frequency withstand voltage, solves in the experiment of insulating oil industrial frequency withstand voltage, insulating oil is not in fact
The technical problem for causing its test data not accurate enough is detected in the temperature of border.
It, below will knot to enable the purpose of utility model, feature, advantage of the utility model more apparent and understandable
The attached drawing in the utility model embodiment is closed, the technical scheme in the utility model embodiment is clearly and completely described,
Obviously, the embodiments described below are only the utility model a part of the embodiment, and not all embodiment.Based on this reality
It is obtained by those of ordinary skill in the art without making creative efforts all other with the embodiment in novel
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, be a kind of test device of the oil for electric power industrial frequency withstand voltage provided in the utility model embodiment
Structural schematic diagram.
The utility model provides a kind of one embodiment of the test device of oil for electric power industrial frequency withstand voltage, including pole cup
3 and temperature control modules.
Pole cup 3 is tested for oil for electric power and industrial frequency withstand voltage.
Temperature control modules are used for the temperature of coordination electrode cup 3.
Temperature control modules are arranged on pole cup 3, and specific installation position can be adjusted according to actual needs, such as
It is arranged on 3 lateral wall of pole cup, as shown in Figure 1.
A kind of test device of oil for electric power industrial frequency withstand voltage provided by the utility model can measure insulation at different temperatures
The industrial frequency withstand voltage of oil, keeps test result more accurate and reliable.
It is an a kind of reality of the test device of the oil for electric power industrial frequency withstand voltage provided the utility model embodiment above
It applies example to be described in detail, a kind of test of the oil for electric power industrial frequency withstand voltage provided the utility model embodiment is provided below
Another embodiment set is described in detail.
Referring to Fig. 2, a kind of electricity of the test device of the oil for electric power industrial frequency withstand voltage provided in the utility model embodiment
Pole cup structure schematic diagram.
Referring to Fig. 3, a kind of temperature of the test device of the oil for electric power industrial frequency withstand voltage provided in the utility model embodiment
Spend control module structural schematic diagram.
In addition, in a kind of another embodiment of the test device of oil for electric power industrial frequency withstand voltage provided by the utility model
In, temperature control modules may include heating module 4, cooling module 5, temperature sensor 6 and controller 7.
Controller 7 is using micro computer pid control algorithm control heating module 4 and cooling module 5.
Heating module 4 is electrically connected with controller 7, for heating pole cup 3.
Cooling module 5 is electrically connected with controller 7, and cooling module 5 is for reducing 3 temperature of pole cup.
Temperature sensor 6 is communicated to connect with controller 7, is used for the temperature of acquisition electrode cup 3 and by temperature transition at telecommunications
Number output to controller 7.
Further, touch sensor may be used in temperature sensor 6.
Touch sensor may include resistive sensing, ceramic thermoelectric resistance temperature sensor or thermistor temp sensing
Device.
Further, noncontacting proximity sensor may be used in temperature sensor 6.
Noncontacting proximity sensor may include radiant-energy thermometer temperature sensor, spectropyrometer temperature sensor, ultrasound
Wave temperature sensor or laser temperature sensor.
Further, cooling module 5 uses steam refrigerating device or semiconductor cooling device, and the drop of pole cup 3 may be implemented
Temperature.
Further, heating module 4 is using electrical heating submodule, electromagnetic heating submodule, infrared heating submodule or electricity
Resistance heating submodule, may be implemented the heating of pole cup 3；Wherein, electrical heating submodule is specially electric heater.
Further, pole cup 3 includes sample cup for liquid, electrode 1 and power-frequency voltage output module.
Electrode 1 is made of the one kind such as copper, brass, iron, aluminium, silver, gold, platinum or alloy, and shape can be spherical, spherical cap shape
Or it is plate shaped.
Sample cup for liquid capacity 200mL-600mL, adopts and is made from an insulative material, chemical property stablize, not with insulating oil and cleaning
Agent reacts, material be selected from ceramics, glass, epoxy resin, methacrylate, phenolic resin, Lauxite, polyurethane,
Unsaturated polyester (UP), alkyd plastics or organic siliconresin.
Power-frequency voltage output module is for exporting power-frequency voltage.
Electrode 1 is placed in sample cup for liquid.
Electrode 1 is electrically connected with power-frequency voltage output module.
Electrode tip is provided with plastic tube 2, for insulating.
Further, power-frequency voltage output module specifically includes pressure regulator, limit energy device and switching submodule.
Further, the rim of a cup of pole cup 3 is provided with cup lid.
It is an a kind of reality of the test device of the oil for electric power industrial frequency withstand voltage provided the utility model embodiment above
The description of example is applied, it below will be to a kind of test device of the oil for electric power industrial frequency withstand voltage provided using the utility model embodiment
Application Example is described in detail.
Test is poured into insulating oil in sample cup for liquid, lid, electrode 1 and connection are covered.By semiconductor cooling device
It is contacted with sample cup for liquid, adjusts temperature, temperature setting is 0 DEG C.It is connected to power supply, temperature sensor 6 and controller 7 control electric current, partly
Conductor cold end starts cooling until temperature reaches 0 DEG C.It after temperature is adjusted, waits for 5 minutes, carries out industrial frequency withstand voltage experiment.Often
It after secondary voltage-withstand test, waits for 2 minutes, continues pressure test, it is measured value to take 6 average values.
Repeat above-mentioned experiment, be 30 DEG C by temperature setting, 50 DEG C, 60 DEG C, heating module 4 is contacted with sample cup for liquid, continue into
Row industrial frequency withstand voltage is tested.Test data is as shown in table 1.
Industrial frequency withstand voltage value under 1 different temperatures of table
| Measuring temperature (DEG C) | 0 | 30 | 50 | 60 |
| Average value (kV) | 51.3 | 62.9 | 82.6 | 78.3 |
The utility model Application Example provides a kind of test device of oil for electric power industrial frequency withstand voltage, can be in different temperatures
The lower industrial frequency withstand voltage for measuring insulating oil, keeps test result more accurate and reliable, is conducive to Electric Power Equipment Insulation design and equipment peace
Row for the national games.
A kind of test device of oil for electric power industrial frequency withstand voltage provided by the utility model is described in detail above,
For those of ordinary skill in the art, based on the idea of the embodiment of the present invention, in specific implementation mode and application range
Upper there will be changes, in conclusion the content of the present specification should not be construed as a limitation of the present invention.
Claims (9)
1. a kind of test device of oil for electric power industrial frequency withstand voltage, which is characterized in that including：Pole cup and temperature control modules；
The temperature control modules are arranged on the pole cup；
The pole cup is tested for oil for electric power industrial frequency withstand voltage；
The temperature control modules include heating module, cooling module, temperature sensor and controller；
The heating module is electrically connected with the controller；
The cooling module is electrically connected with the controller；
The temperature sensor is communicated to connect with the controller.
2. test device according to claim 1, which is characterized in that the temperature sensor uses touch sensor.
3. test device according to claim 1, which is characterized in that the temperature sensor uses non-contact sensor
Device.
4. test device according to claim 1, which is characterized in that the cooling module is using steam refrigerating device or half
Conductor refrigeration device.
5. test device according to claim 1, which is characterized in that the heating module is using electrical heating submodule, electricity
Magnetic heats submodule, infrared heating submodule or resistance heating submodule.
6. test device according to claim 1, which is characterized in that the pole cup includes sample cup for liquid, electrode and power frequency
Voltage output module；
The electrode is placed in the sample cup for liquid；
The electrode is electrically connected with the power-frequency voltage output module.
7. test device according to claim 6, which is characterized in that the power-frequency voltage output module include pressure regulator,
Limit can device and switching submodule.
8. test device according to claim 6, which is characterized in that the shape of the electrode is spherical, spherical cap shape or flat
Plate shape.
9. test device according to claim 1, which is characterized in that the rim of a cup of the pole cup is provided with cup lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721651231.4U CN207832953U (en) | 2017-12-01 | 2017-12-01 | A kind of test device of oil for electric power industrial frequency withstand voltage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721651231.4U CN207832953U (en) | 2017-12-01 | 2017-12-01 | A kind of test device of oil for electric power industrial frequency withstand voltage |
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| Publication Number | Publication Date |
|---|---|
| CN207832953U true CN207832953U (en) | 2018-09-07 |
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| CN201721651231.4U Active CN207832953U (en) | 2017-12-01 | 2017-12-01 | A kind of test device of oil for electric power industrial frequency withstand voltage |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109799444A (en) * | 2019-03-08 | 2019-05-24 | 中国科学院电工研究所 | A kind of dielectric failure simulation device of thermo-electrically compound action |
| CN111190081A (en) * | 2020-01-09 | 2020-05-22 | 华北电力大学 | Liquid vapor dielectric strength test system and method |
| CN112748316A (en) * | 2020-12-31 | 2021-05-04 | 安徽新皖能检测有限公司 | Withstand voltage detection device for insulating oil and withstand voltage detection method thereof |
| CN113625139A (en) * | 2021-08-19 | 2021-11-09 | 国网福建省电力有限公司 | Universal insulating oil insulating strength test device and test method |
-
2017
- 2017-12-01 CN CN201721651231.4U patent/CN207832953U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109799444A (en) * | 2019-03-08 | 2019-05-24 | 中国科学院电工研究所 | A kind of dielectric failure simulation device of thermo-electrically compound action |
| CN111190081A (en) * | 2020-01-09 | 2020-05-22 | 华北电力大学 | Liquid vapor dielectric strength test system and method |
| CN112748316A (en) * | 2020-12-31 | 2021-05-04 | 安徽新皖能检测有限公司 | Withstand voltage detection device for insulating oil and withstand voltage detection method thereof |
| CN113625139A (en) * | 2021-08-19 | 2021-11-09 | 国网福建省电力有限公司 | Universal insulating oil insulating strength test device and test method |
| CN113625139B (en) * | 2021-08-19 | 2022-12-06 | 国网福建省电力有限公司 | Universal insulating oil insulating strength test device and test method |
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