CN114325251A - Salt spray simulation device for power distribution wire and test method - Google Patents
Salt spray simulation device for power distribution wire and test method Download PDFInfo
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- CN114325251A CN114325251A CN202111364161.5A CN202111364161A CN114325251A CN 114325251 A CN114325251 A CN 114325251A CN 202111364161 A CN202111364161 A CN 202111364161A CN 114325251 A CN114325251 A CN 114325251A
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- salt
- box
- power distribution
- salt spray
- salt fog
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- 150000003839 salts Chemical class 0.000 title claims abstract description 90
- 239000007921 spray Substances 0.000 title claims abstract description 42
- 238000004088 simulation Methods 0.000 title claims abstract description 22
- 238000010998 test method Methods 0.000 title claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 38
- 238000000889 atomisation Methods 0.000 claims abstract description 35
- 238000012360 testing method Methods 0.000 claims abstract description 23
- 239000003595 mist Substances 0.000 claims description 8
- 239000011521 glass Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 238000012806 monitoring device Methods 0.000 claims description 3
- 239000011780 sodium chloride Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 230000032683 aging Effects 0.000 abstract description 9
- 238000009413 insulation Methods 0.000 abstract description 9
- 239000004020 conductor Substances 0.000 abstract description 5
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000011156 evaluation Methods 0.000 abstract description 3
- 238000011160 research Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
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Abstract
The invention belongs to the technical field of power equipment insulation, and particularly relates to a salt spray simulation device for a power distribution wire and a test method. The salt fog concentration test device comprises a salt fog concentration test sensor, wherein the salt fog concentration test sensor is connected in a salt fog box, the salt fog box is connected with a box body with an ultrasonic atomization plate inside through a first connecting pipe, and the ultrasonic atomization plate is connected with a water tank through a second connecting pipe. The salt spray simulation device for the power distribution lead has the characteristics of simple structure and convenience in installation and use, and can conveniently adjust the concentration in the salt spray box by adjusting the ultrasonic atomization plate and the shutter. And the insulation aging test can be more conveniently realized under different concentration conditions and different time conditions. The test precision and the working efficiency of the insulation aging test can be effectively improved, and a powerful support is provided for the detection test and the aging evaluation research of the strong influence of the power distribution conductor field under the salt spray condition.
Description
Technical Field
The invention belongs to the technical field of power equipment insulation, and particularly relates to a salt spray simulation device for a power distribution wire and a test method.
Background
In urban power distribution networks, the insulation of overhead conductors has realized large-area coverage, and is a common insulation protection measure for the current power distribution networks. Along with the long-term operation of wire, its surperficial insulating can age gradually, especially under environment such as salt fog, haze, still can accelerate the ageing of insulating epidermis and produce the scar, and then produce leakage current, finally arouse single-phase earth fault, seriously influenced the reliability of personal safety and power supply.
Therefore, it is necessary to grasp the influence of salt fog on the insulation degradation of the wire and effectively evaluate the aging degree so as to avoid the generation of defects and faults.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a salt spray simulation device for a power distribution wire and a test method. The invention aims to realize the purposes of detection test and aging evaluation research of the field intensity influence of the power distribution conductor under the salt spray condition.
The technical scheme adopted by the invention for realizing the purpose is as follows:
the utility model provides a distribution is salt fog analogue means for wire, includes salt fog concentration test sensor, has connected salt fog concentration test sensor in the salt fog incasement, and the salt fog case is connected with the box of built-in ultrasonic atomization board through first connecting pipe, and the ultrasonic atomization board leads to the second connecting pipe to be connected with the water tank.
Furthermore, the upper part of the salt fog box is connected with a shutter, the bottom of the salt fog box is of an open structure, four side box bodies of the salt fog box are made of glass materials, and two opposite side surfaces are correspondingly provided with openings with smaller areas.
Furthermore, the opening is positioned in the middle of two opposite side surfaces of the salt fog box,
furthermore, the opening is a square opening, a rectangular opening or a circular opening.
Further, the diameter of the opening is 5-10cm, and the position of the opening is 1.2-1.8 m away from the ground.
Furthermore, the salt fog box is a square or rectangular box body, the height is 2m-3m, the length is 2m-4m, and the width is 1.5m-2.5 m.
Furthermore, the ultrasonic atomization plate is arranged in the box body with the built-in ultrasonic atomization plate, and a water inlet at the other end of the ultrasonic atomization plate is connected with a water outlet of the water tank through a second connecting pipe.
Further, the diameter of the first connecting pipe is 10-20 cm.
Furthermore, a switch capable of controlling the water yield is arranged on the water tank.
A salt spray simulation test method for a power distribution wire comprises the following steps:
step 1, turning on a switch on a water tank to enable saline water to slowly flow into a tank body with an ultrasonic atomization plate inside through a second connecting pipe;
step 2, converting water into water mist by the ultrasonic atomization plate in the box body internally provided with the ultrasonic atomization plate, and enabling the water mist to reach the salt mist box through a first connecting pipe;
and 4, observing the concentration monitoring device when the salt spray concentration needs to be changed, and obtaining the required concentration by adjusting a switch of the water tank, the ultrasonic atomization plate and a shutter on the salt spray tank.
The invention has the following beneficial effects and advantages:
the salt spray simulation device for the power distribution lead has the characteristics of simple structure and convenience in installation and use, and can conveniently adjust the concentration in the salt spray box by adjusting the ultrasonic atomization plate and the shutter. And the insulation aging test can be more conveniently realized under different concentration conditions and different time conditions. The test precision and the working efficiency of the insulation aging test can be effectively improved, and a powerful support is provided for the detection test and the aging evaluation research of the strong influence of the power distribution conductor field under the salt spray condition.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of a salt spray simulation device for a power distribution conductor according to the present invention.
In the figure:
the salt fog box comprises a salt fog box 1, a shutter 2, an opening 3, a display 4 of a salt fog concentration test sensor, a first connecting pipe 5, a box body 6 with an ultrasonic atomization plate arranged inside, a second connecting pipe 7 and a water tank 8.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
The solution of some embodiments of the invention is described below with reference to fig. 1.
Example 1
The invention provides an embodiment, and relates to a salt spray simulation device for a power distribution wire and a test method, as shown in fig. 1, fig. 1 is a schematic structural diagram of the salt spray simulation device for the power distribution wire.
The invention relates to a salt spray simulation device for a power distribution wire, which comprises: salt fog case 1, salt fog concentration test sensor, ultrasonic atomization board and water tank 8 constitute. Specifically, a salt spray concentration test sensor is connected in the salt spray box 1, the salt spray box 1 is connected with the ultrasonic atomization plate through a first connecting pipe 5, and the ultrasonic atomization plate is connected with the water tank 8 through a second connecting pipe 7.
The salt fog box 1 is a square or rectangular box body, the height is 2m-3m, the length is 2m-4m, and the width is 1.5m-2.5 m.
The upper part of the salt spray box 1 is fixedly connected with a shutter 2, and the shutter can be opened and closed through a switch or a pull rod so as to remove salt spray after the test is finished. The bottom of the salt fog box 1 is not packaged and is of an open structure. Four side box bodies of the salt fog box 1 are made of glass materials, and two opposite side surfaces are correspondingly provided with openings 3 with small areas.
The diameter of the opening 3 is 5-10cm, and the position of the opening is 1.2-1.8 m away from the ground. The position of the opening 3 is arranged in the middle of two opposite side surfaces of the salt spray box 1, the opening 3 can be a square opening or a rectangular opening or a circular opening, and the purpose is to penetrate a power distribution lead or a cable through the salt spray box 1.
The salt fog box 1 and the inner side wall are fixedly connected with salt fog concentration test sensors, and the display 4 of the salt fog concentration test sensors is fixedly connected to the glass on the side surface of the salt fog box 1, so that an operator can observe and read the salt fog concentration in the salt fog box 1 through a glass observation port more visually.
The right lower corner of the side surface of the salt spray box 1 is fixedly connected with a first connecting pipe 5 with the diameter of 10-20cm, and the other end of the first connecting pipe 5 is connected with a box body 6 with an ultrasonic atomization plate arranged inside.
The ultrasonic atomization plate is placed in a box body 6 with the built-in ultrasonic atomization plate, and the box body 6 with the built-in ultrasonic atomization plate is connected with the salt spray box 1 through a pipe with the diameter of 10-20 cm. The water inlet at the other end of the ultrasonic atomization plate is connected with the water outlet of the water tank 8 through a second connecting pipe 7.
And a switch capable of controlling the water yield is arranged on the water tank 8.
Example 2
The invention also provides an embodiment, which is a salt spray simulation test method for the power distribution wire, and the method specifically comprises the following steps:
step 1, a switch on a water tank 8 is turned on, so that saline water slowly flows into a tank body 6 with an ultrasonic atomization plate inside through a second connecting pipe 7.
And 2, converting water into water mist by the ultrasonic atomization plate in the box body 6 internally provided with the ultrasonic atomization plate, and reaching the salt mist box 1 through the first connecting pipe 5.
And 3, placing the tested object in the salt fog box 1, and observing the discharging condition inside through the observation port.
And 4, observing the concentration monitoring device when the salt spray concentration needs to be changed, and obtaining the required concentration by adjusting a switch of the water tank, the ultrasonic atomization plate and a shutter on the salt spray tank.
In the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The terms "connected" and "fixed" are to be construed broadly, e.g., "connected" may be a fixed connection, a removable connection, or an integral connection. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the indicated devices or units must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present specification, the description of the terms "one embodiment," "some embodiments," or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the embodiments of the invention without departing from the spirit and scope of the invention, which is to be covered by the claims.
Claims (10)
1. The utility model provides a distribution is salt fog analogue means for wire, includes salt fog concentration test sensor, characterized by: the salt fog concentration test device is characterized in that a salt fog concentration test sensor is connected in the salt fog box (1), the salt fog box (1) is connected with a box body (6) of a built-in ultrasonic atomization plate through a first connecting pipe (5), and the ultrasonic atomization plate is connected with a water tank (8) through a second connecting pipe (7).
2. The salt spray simulation device for the power distribution wire according to claim 1, wherein: the upper portion of the salt fog box (1) is connected with a shutter (2), the bottom of the salt fog box (1) is of an open structure, four side box bodies of the salt fog box (1) are made of glass materials, and two opposite side surfaces are correspondingly provided with openings (3) with small areas.
3. The salt spray simulation device for the power distribution wire according to claim 2, wherein: the openings (3) are positioned in the middle parts of two opposite side surfaces of the salt fog box (1).
4. The salt spray simulation device for the power distribution wire according to claim 2, wherein: the opening (3) is a square opening, a rectangular opening or a circular opening.
5. The salt spray simulation device for the power distribution wire according to claim 2, wherein: the diameter of the opening (3) is 5-10cm, and the position of the opening is 1.2-1.8 m away from the ground.
6. The salt spray simulation device for the power distribution wire according to claim 1, wherein: the salt fog box (1) is a square or rectangular box body, the height is 2m-3m, the length is 2m-4m, and the width is 1.5m-2.5 m.
7. The salt spray simulation device for the power distribution wire according to claim 1, wherein: the ultrasonic atomization plate is placed in a box body (6) with the built-in ultrasonic atomization plate, and a water inlet at the other end of the ultrasonic atomization plate is connected with a water outlet of the water tank (8) through a second connecting pipe (7).
8. The salt spray simulation device for the power distribution wire according to claim 1, wherein: the diameter of the first connecting pipe (5) is 10-20 cm.
9. The salt spray simulation device for the power distribution wire according to claim 1, wherein: and a switch capable of controlling the water yield is arranged on the water tank (8).
10. A salt spray simulation test method for a power distribution wire is characterized by comprising the following steps: the method comprises the following steps:
step 1, turning on a switch on a water tank to enable saline water to slowly flow into a tank body with an ultrasonic atomization plate inside through a second connecting pipe;
step 2, converting water into water mist by the ultrasonic atomization plate in the box body internally provided with the ultrasonic atomization plate, and enabling the water mist to reach the salt mist box through a first connecting pipe;
step 3, placing the tested object in the salt fog box, and observing the discharging condition inside through an observation port;
and 4, observing the concentration monitoring device when the salt spray concentration needs to be changed, and obtaining the required concentration by adjusting a switch of the water tank, the ultrasonic atomization plate and a shutter on the salt spray tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111364161.5A CN114325251A (en) | 2021-11-17 | 2021-11-17 | Salt spray simulation device for power distribution wire and test method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111364161.5A CN114325251A (en) | 2021-11-17 | 2021-11-17 | Salt spray simulation device for power distribution wire and test method |
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| Publication Number | Publication Date |
|---|---|
| CN114325251A true CN114325251A (en) | 2022-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111364161.5A Pending CN114325251A (en) | 2021-11-17 | 2021-11-17 | Salt spray simulation device for power distribution wire and test method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116990202A (en) * | 2023-09-25 | 2023-11-03 | 哈尔滨工程大学 | Online salt fog concentration measurement simulation device and method |
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2021
- 2021-11-17 CN CN202111364161.5A patent/CN114325251A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116990202A (en) * | 2023-09-25 | 2023-11-03 | 哈尔滨工程大学 | Online salt fog concentration measurement simulation device and method |
| CN116990202B (en) * | 2023-09-25 | 2024-01-09 | 哈尔滨工程大学 | Online salt fog concentration measurement simulation device and method |
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