CN109767884A - Manufacturing method of GIL insulator with surface conductance gradient distribution - Google Patents
Manufacturing method of GIL insulator with surface conductance gradient distribution Download PDFInfo
- Publication number
- CN109767884A CN109767884A CN201811638105.4A CN201811638105A CN109767884A CN 109767884 A CN109767884 A CN 109767884A CN 201811638105 A CN201811638105 A CN 201811638105A CN 109767884 A CN109767884 A CN 109767884A
- Authority
- CN
- China
- Prior art keywords
- insulator
- rotary table
- fluorination
- distribution
- gradient distribution
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000012212 insulator Substances 0.000 title claims abstract description 64
- 238000009826 distribution Methods 0.000 title claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- 239000002344 surface layer Substances 0.000 claims abstract description 17
- 238000003682 fluorination reaction Methods 0.000 claims description 31
- 239000010410 layer Substances 0.000 claims description 16
- 238000011282 treatment Methods 0.000 claims description 14
- 239000002390 adhesive tape Substances 0.000 claims description 11
- 229920003223 poly(pyromellitimide-1,4-diphenyl ether) Polymers 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 239000003822 epoxy resin Substances 0.000 abstract description 4
- 229920000647 polyepoxide Polymers 0.000 abstract description 4
- 230000005684 electric field Effects 0.000 abstract description 2
- 238000004381 surface treatment Methods 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 3
- 239000004744 fabric Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Insulating Bodies (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
Abstract
The invention discloses a manufacturing method of a GIL insulator with surface conductance gradient distribution. Based on the gradient layering design of the surface of the epoxy resin insulator, the fluorinated surface layer of the circular truncated cone insulator is in gradient distribution by utilizing fluorinated surface treatment, so that the circular truncated cone insulator has surface layer conductivity gradient distribution, the electric field distribution of the circular truncated cone insulator is homogenized, and the insulating property of the GIL insulator and the overall reliability of a power transmission system are optimized. Has important value and significance for optimizing the performance of the GIL insulator.
Description
Technical field
The invention belongs to high voltage installation manufacturing fields, and in particular to a kind of GIL with surface conductance gradient distribution is exhausted
Edge production method.
Background technique
With the fast development of China's high voltage dc transmission technology, gas-insulated pipeline transmits electricity (GIL) in DC power transmission system
Status in system will be more and more important.However insulator made of being poured as epoxy resin is but faced with always by gas-solid interface electricity
Lotus gathers and leads to field distribution seriously uneven problem, the generation of Yi Yinfa accident.Therefore, electric field distortion in the urgent need to address is asked
The effective ways of topic.The GIL insulator with surface conductance gradient distribution is made, for promoting direct current power system further to send out
It opens up significant.
Summary of the invention
The GIL insulator production method with surface conductance gradient distribution that the purpose of the present invention is to provide a kind of.It is based on
The surface graded hierarchical design of epoxy resin insulator, being handled using fluorinated surface divides the fluorination surface layer of rotary table insulator in gradient
Cloth, rotary table insulator are homogenized its field distribution, optimize the insulating properties of GIL insulator to have the distribution of surface layer electrical conductivity gradients
It can be with the reliability of transmission system entirety.The present invention has important value and significance to the performance of optimization GIL insulator.
The purpose of the present invention is what is be achieved through the following technical solutions:
A kind of GIL insulator production method with surface conductance gradient distribution, comprising the following steps:
(1) according to the gradient distribution of surface n layer, be divided into n annular region rotary table insulator is contour from top to bottom, incite somebody to action from
(n-1) a annular region on down pastes Kapton Tape, and n is integer and n >=2;
(2) rotary table insulator is placed in fluorination closed reactor, at the fluorination for carrying out t min (t ﹥ 0) at room temperature
Reason forms fluorination surface layer in most upper one layer of annular region that rotary table insulator surface does not cover adhesive tape;
(3) rotary table insulator is taken out from fluorination closed reactor, after removing adhesive tape, by (n-2) a annular from bottom to top
Paste Kapton Tape in region;
(4) rotary table insulator is placed in fluorination closed reactor, carries out the fluorination treatment of t min at room temperature, i.e.,
Fluorination surface layer is formed in most upper two layers of annular region that rotary table insulator surface does not cover adhesive tape;
(5) and so on, it repeats to paste Kapton Tape, fluorination treatment rotary table insulator and the operation for removing adhesive tape,
By (n-1) secondary fluorination treatment, make top-down n annular region difference fluorination treatment [t* (n-1)] of rotary table insulator,
[t* (n-2)] ..., t, 0min, the rotary table insulator of surface conductance gradient distribution can be obtained.
Further, by carrying out fluorinated surface processing to rotary table insulator, change fluorinated layer thickness and surface layer conductance point
Cloth situation, the field distribution being homogenized in rotary table insulator.
Further, the surface layer distribution of conductivity situation of rotary table insulator is determined by surface graded layering.
Compared with prior art, the beneficial effects brought by the technical solution of the present invention are as follows:
The present invention carries out fluorinated surface processing to rotary table insulator, different in rotary table insulator surface according to design scheme
Position forms different-thickness fluorinated layer, keeps its surface layer conductance uneven, and gradient distribution is presented, and optimizes the performance of rotary table insulator.
Studies have shown that according to surface geometry design fluorination treatment after, the fluorinated layer thickness of epoxy rotary table insulator and surface electricity
Conductance distribution gradient, field distribution will make moderate progress under direct current.Therefore, design and make the fluorinated modified rotary table insulator of gradient
There are important theoretical value and directive significance for the reliability of the insulation performance and transmission system entirety that optimize GIL insulator.
Detailed description of the invention
Fig. 1 is the rotary table insulator design diagram of three layers of gradient distribution of surface conductance;
Fig. 2 is the structural representation of the epoxy resin rotary table insulator of the surface conductance gradient distribution prepared in the present embodiment
Figure.
Specific embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that described herein
Specific embodiment be only used to explain the present invention, be not intended to limit the present invention.
The GIL insulator production method with surface conductance gradient distribution that the present invention relates to a kind of, by insulating to rotary table
Son carries out fluorinated surface processing, changes fluorinated layer thickness and surface layer conductance distribution situation, is homogenized its field distribution;Rotary table insulator
Surface layer distribution of conductivity situation be by it is surface graded layering determine.
Specific surface treatment process is as follows:
(1) according to the gradient distribution on 3 layers of surface, be divided into 3 annular regions rotary table insulator is contour from top to bottom, incite somebody to action from
2 annular regions on down paste Kapton Tape, and rotary table insulator base diameter is 80cm in the present embodiment, and top is straight
Diameter is 27cm, every layer of slice gradient with a thickness of 10cm.
(2) rotary table insulator is placed in fluorination closed reactor, carries out the fluorination treatment of 20min at room temperature, i.e.,
Fluorination surface layer is formed in most upper one layer of annular region that rotary table insulator surface does not cover adhesive tape;
(3) rotary table insulator is taken out from fluorination closed reactor, after removing adhesive tape, by 1 annular region from bottom to top
Paste Kapton Tape;
(4) rotary table insulator is placed in fluorination closed reactor, carries out the fluorination treatment of 10min at room temperature, i.e.,
Fluorination surface layer is formed in most upper two layers of annular region that rotary table insulator surface does not cover adhesive tape;
(5) by 2 fluorination treatments, make the top-down 3 annular regions difference fluorination treatment 20 of rotary table insulator,
10, the rotary table insulator of surface conductance gradient distribution can be obtained in 0min.See Fig. 1 and Fig. 2.
The present invention is not limited to embodiments described above.Above the description of specific embodiment is intended to describe and say
Bright technical solution of the present invention, the above mentioned embodiment is only schematical, is not restrictive.This is not being departed from
In the case of invention objective and scope of the claimed protection, those skilled in the art may be used also under the inspiration of the present invention
The specific transformation of many forms is made, within these are all belonged to the scope of protection of the present invention.
Claims (3)
1. a kind of GIL insulator production method with surface conductance gradient distribution, which comprises the following steps:
(1) according to the gradient distribution of surface n layer, be divided into n annular region rotary table insulator is contour from top to bottom, will from lower and
On (n-1) a annular region paste Kapton Tape, n is integer and n >=2;
(2) rotary table insulator is placed in fluorination closed reactor, carries out the fluorination treatment of t min (t ﹥ 0) at room temperature, i.e.,
Fluorination surface layer is formed in most upper one layer of annular region that rotary table insulator surface does not cover adhesive tape;
(3) rotary table insulator is taken out from fluorination closed reactor, after removing adhesive tape, by (n-2) a annular region from bottom to top
Paste Kapton Tape;
(4) rotary table insulator is placed in fluorination closed reactor, carries out the fluorination treatment of t min at room temperature, i.e., in circle
Most upper two layers of annular region that platform insulator surface does not cover adhesive tape forms fluorination surface layer;
(5) and so on, it repeats to paste Kapton Tape, fluorination treatment rotary table insulator and the operation for removing adhesive tape, pass through
(n-1) secondary fluorination treatment makes top-down n annular region difference fluorination treatment [t* (n-1)], [t* (n- of rotary table insulator
2) the rotary table insulator of surface conductance gradient distribution can be obtained in] ..., t, 0min.
2. a kind of GIL insulator production method with surface conductance gradient distribution, feature exist according to claim 1
In by changing fluorinated layer thickness and surface layer conductance distribution situation, being homogenized circle to the progress fluorinated surface processing of rotary table insulator
Field distribution in platform insulator.
3. a kind of GIL insulator production method with surface conductance gradient distribution, feature exist according to claim 1
In the surface layer distribution of conductivity situation of rotary table insulator is determined by surface graded layering.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811638105.4A CN109767884B (en) | 2018-12-29 | 2018-12-29 | Manufacturing method of GI L insulator with surface conductance gradient distribution |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811638105.4A CN109767884B (en) | 2018-12-29 | 2018-12-29 | Manufacturing method of GI L insulator with surface conductance gradient distribution |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109767884A true CN109767884A (en) | 2019-05-17 |
CN109767884B CN109767884B (en) | 2020-07-10 |
Family
ID=66453118
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811638105.4A Active CN109767884B (en) | 2018-12-29 | 2018-12-29 | Manufacturing method of GI L insulator with surface conductance gradient distribution |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109767884B (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111261347A (en) * | 2020-01-21 | 2020-06-09 | 天津大学 | High-voltage direct-current basin-type insulator surface roughness functional gradient electric field homogenization method |
CN111326299A (en) * | 2020-03-25 | 2020-06-23 | 天津大学 | Continuous gradient surface fluorination modification device and method for polymer material |
CN111460642A (en) * | 2020-03-25 | 2020-07-28 | 天津大学 | High-voltage GI L gas-solid interface electric field distribution optimization method |
CN112892932A (en) * | 2021-01-25 | 2021-06-04 | 王会波 | Transparent adhesive tape preparation process and transparent adhesive tape prepared by same |
CN113628816A (en) * | 2021-08-18 | 2021-11-09 | 天津大学 | GIL/GIS metal particle lifting inhibition method based on insulator surface layer function gradient modification |
CN115050526A (en) * | 2022-06-06 | 2022-09-13 | 清华大学 | Pouring method of layered structure basin-type insulator |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104804211A (en) * | 2015-04-23 | 2015-07-29 | 商丘师范学院 | Method for inhibiting charge accumulation on polyimide insulation film |
CN108320874A (en) * | 2018-03-16 | 2018-07-24 | 天津大学 | The method of inhibition GIS insulator surface charge accumulations based on linear gradient processing |
CN108447630A (en) * | 2018-02-28 | 2018-08-24 | 天津大学 | GIL insulator design methods with the distribution of surface conductance two-dimensional linear gradient |
CN108484954A (en) * | 2018-02-28 | 2018-09-04 | 天津大学 | GIL insulator design methods with the U-shaped gradient distribution of surface conductance two dimension |
-
2018
- 2018-12-29 CN CN201811638105.4A patent/CN109767884B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104804211A (en) * | 2015-04-23 | 2015-07-29 | 商丘师范学院 | Method for inhibiting charge accumulation on polyimide insulation film |
CN108447630A (en) * | 2018-02-28 | 2018-08-24 | 天津大学 | GIL insulator design methods with the distribution of surface conductance two-dimensional linear gradient |
CN108484954A (en) * | 2018-02-28 | 2018-09-04 | 天津大学 | GIL insulator design methods with the U-shaped gradient distribution of surface conductance two dimension |
CN108320874A (en) * | 2018-03-16 | 2018-07-24 | 天津大学 | The method of inhibition GIS insulator surface charge accumulations based on linear gradient processing |
Non-Patent Citations (1)
Title |
---|
张博雅等: "直流GIL中固-气界面电荷特性研究综述II:电荷调控及抑制策略", 《电工技术学报》 * |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111261347A (en) * | 2020-01-21 | 2020-06-09 | 天津大学 | High-voltage direct-current basin-type insulator surface roughness functional gradient electric field homogenization method |
CN111326299A (en) * | 2020-03-25 | 2020-06-23 | 天津大学 | Continuous gradient surface fluorination modification device and method for polymer material |
CN111460642A (en) * | 2020-03-25 | 2020-07-28 | 天津大学 | High-voltage GI L gas-solid interface electric field distribution optimization method |
CN112892932A (en) * | 2021-01-25 | 2021-06-04 | 王会波 | Transparent adhesive tape preparation process and transparent adhesive tape prepared by same |
CN112892932B (en) * | 2021-01-25 | 2021-12-14 | 广东新时代包装材料有限公司 | Transparent adhesive tape preparation process and transparent adhesive tape prepared by same |
CN113628816A (en) * | 2021-08-18 | 2021-11-09 | 天津大学 | GIL/GIS metal particle lifting inhibition method based on insulator surface layer function gradient modification |
CN113628816B (en) * | 2021-08-18 | 2022-12-20 | 天津大学 | GIL/GIS metal particle lifting inhibition method based on insulator surface layer function gradient modification |
CN115050526A (en) * | 2022-06-06 | 2022-09-13 | 清华大学 | Pouring method of layered structure basin-type insulator |
Also Published As
Publication number | Publication date |
---|---|
CN109767884B (en) | 2020-07-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109767884A (en) | Manufacturing method of GIL insulator with surface conductance gradient distribution | |
CN108447630B (en) | GIL insulator design method with surface conductance two-dimensional linear gradient distribution | |
Cheng et al. | Strategies for improving photoelectrochemical water splitting performance of Si‐based electrodes | |
CN109659102A (en) | GIL insulator flashover voltage improving method based on gas-solid interface electric field optimization | |
CN112969302A (en) | Flexible conductive circuit based on polypyrrole-coated liquid metal core-shell particles and preparation method and application thereof | |
Wang et al. | Magnetic heating amorphous NiFe hydroxide nanosheets encapsulated ni nanoparticles@ wood carbon to boost oxygen evolution reaction activity | |
Wang et al. | A novel approach for design of DC HTS cable | |
CN105551716A (en) | Low noise inductor | |
CN108484954B (en) | GIL insulator design method with surface conductance two-dimensional U-shaped gradient distribution | |
CN107808763A (en) | Voltage transformer primary winding high-tension shielding apparatus and preparation method thereof | |
Peng et al. | n‐Si/SiOx/CoOx‐Mo Photoanode for Efficient Photoelectrochemical Water Oxidation | |
CN113628816B (en) | GIL/GIS metal particle lifting inhibition method based on insulator surface layer function gradient modification | |
CN203260458U (en) | Electrostatic shielding device for dry-type isolation transformer of more than 6kV | |
CA2816373C (en) | Windproof corona-resistant expanded conductor for withstand voltage test on extra-high voltage electrical equipment | |
CN110504068A (en) | A kind of high conductivity and the transparent silver nanowires electrode preparation method having good stability | |
CN102842434B (en) | A kind of cathode preparation method of electrolytic capacitor | |
CN202595271U (en) | Production device of amorphous silicon thin film | |
CN206075906U (en) | Core rod lifting motor electromagnetic wire | |
CN207474101U (en) | A kind of control cable for inverter | |
Sun et al. | An adaptability evaluation for DG Integration based on hierarchical and regional frame | |
CN111049071A (en) | Preparation method of integrally prefabricated intermediate joint | |
Louh et al. | Novel Deposition of Pt∕ C Nanocatalysts and Nafion® Solution on Carbon-Based Electrodes via Electrophoretic Process for PEM Fuel Cells | |
CN205982393U (en) | Current test appurtenance is revealed to arrester | |
CN116836610B (en) | Epoxy composite coating material for improving surface flashover voltage and preparation method thereof | |
CN217846132U (en) | System tool for detecting electrified X-ray of 10KV distribution network overhead line part |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |