CN103943346B - 66 kilovolts of dry reactor sprayed protection methods - Google Patents
66 kilovolts of dry reactor sprayed protection methods Download PDFInfo
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- CN103943346B CN103943346B CN201310664581.4A CN201310664581A CN103943346B CN 103943346 B CN103943346 B CN 103943346B CN 201310664581 A CN201310664581 A CN 201310664581A CN 103943346 B CN103943346 B CN 103943346B
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- reactor
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- internally
- sprays
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 239000007921 spray Substances 0.000 claims abstract description 26
- 238000005507 spraying Methods 0.000 claims abstract description 24
- 239000011248 coating agent Substances 0.000 claims abstract description 10
- 238000000576 coating method Methods 0.000 claims abstract description 10
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 14
- 238000010276 construction Methods 0.000 claims description 13
- 239000003973 paint Substances 0.000 claims description 10
- 244000137852 Petrea volubilis Species 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 238000005498 polishing Methods 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 239000007822 coupling agent Substances 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 238000009991 scouring Methods 0.000 claims description 6
- 230000001680 brushing effect Effects 0.000 claims description 5
- 230000007547 defect Effects 0.000 claims description 4
- 239000012212 insulator Substances 0.000 claims description 4
- 229920000742 Cotton Polymers 0.000 claims description 3
- 241000322338 Loeseliastrum Species 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- -1 dries Substances 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 3
- 229910052573 porcelain Inorganic materials 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000007592 spray painting technique Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims 1
- 239000004033 plastic Substances 0.000 claims 1
- 229920003023 plastic Polymers 0.000 claims 1
- 238000004064 recycling Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 230000003628 erosive effect Effects 0.000 abstract description 4
- 210000003608 fece Anatomy 0.000 abstract description 4
- 230000002045 lasting effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 5
- 238000010009 beating Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 208000033999 Device damage Diseases 0.000 description 1
- 241000521257 Hydrops Species 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000001535 kindling effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 230000000391 smoking effect Effects 0.000 description 1
Abstract
The invention provides a kind of 66 kilovolts of dry reactor sprayed protection methods; the method utilize PRTV coating spray; and the method sprayed by adjustment makes the effect of spraying substantially increase; the present invention well solves reactor under the erosion of sleet, moisture, birds droppings etc., electric discharge occurs and develop into crossopodia to such an extent as to the problem that makes reactor damage at serious crack.Lasting protecting film is formed on reactor surface.
Description
Technical field
The present invention relates to the method for protecting surface of a kind of dry reactor, particularly relate to a kind of 66 kilovolts of dry reactors spray
It is coated with guard method.
Background technology
The damage of dry reactor at present belongs to tree discharge and belongs to dirty wet electric discharge, is by showing that capacitive leaks
The tracking that electric current causes.And mostly occurring in outside encapsulating reason is that encapsulating girth in outside is relatively big, same material outermost bag
Envelope stress is relatively big, and encapsulating occurs that (reactor insulating surface finds that many small creepage a lot of cracks naked eyes are invisible in crack.Occur
Crack fundamental cause is day and night temperature and the Stress Release of reactor so that insulating surface creates more crack.It is in
Crack near reactor insulating stay, its field intensity Severe distortion under the influence of stay especially, at sleet, moisture, birds droppings etc.
Erosion under, at serious crack occur electric discharge and develop into crossopodia, encapsulated layer surface formed short-channel, cause equipment circle
Between insulation reduce, cause shelf depreciation, shelf depreciation continues development, causes hot-spot, causes again other insulation weak spots to send out
Raw electric discharge, ultimately results in penetrability electric discharge, and reactor damages.
Summary of the invention
Goal of the invention: the present invention provides a kind of 66 kilovolts of dry reactor sprayed protection methods, its objective is to solve in the past
Dry reactor under the erosion of sleet, moisture, birds droppings etc., at serious crack occur electric discharge and develop into crossopodia to such an extent as to
Make the problem that reactor damages.
Technical scheme: the present invention is achieved by the following technical solutions:
A kind of 66 kilovolts of dry reactor sprayed protection methods, it is characterised in that: the step of the method is as follows:
(1) first carry out the rainproof inside and outside cleaning emitted, be careful not to injure the wire of reactor；
(2) reactor surfaces externally and internally, upper lower air duct, with steel brush, gauze, calico etc. carry out manual polishing, scouring, finishing,
The operation such as fill up, and dry；
(3) protect before spraying paint, nameplate, binding post, porcelain vase etc. are blocked with paper, preparation machine and instrument, even
Connect power supply etc.；
(4) other positions are carried out detailed inspection；
(5) spraying coupling agent, field mix, sprays and dries 30 minutes.
(6) spraying hydrophobicity PRTV coating, field mix, sprays, dries, and sprays second time after 20 ~ 30.
(7) site clearing.
(1) before construction, equipment wire is checked, confirm that wire is without damaging and can construct after broken string phenomenon；
(2) by the support insulator below all reactors, binding post, label etc., wrap with newspaper or Polypropylence Sheet
Wrap up in, contaminated when preventing from spraying paint；
(3) the tree dsicharge vestige on reactor surface is purged, to reactor surfaces externally and internally, upper lower air duct, uses
Steel brush and gauze are polished, and are stained with ethanol scouring with cotton；
(4) face crack, defect etc. are carried out finishing, and smear with 5# glue or PRTV and fill up；
(5) ensure under reactor surface-dry state, spray coupling agent, KH550 and ethanol or medical alcohol proportioning=5:95
Spray one time, dry 20-30 minute；
(6) hands is touched after drying, reactor surfaces externally and internally and on lower air duct, utilize round brush or hairbrush to appearance in reactor
Face is brushed, and brushes and covers all by protection face to PRTV coating, and the thickness of brushing is at 1-1.5mm, and the 1-2 that dries in the air the most again is little
Time so that it is it is completely dried；
(7) after being completely dried, No. 400 sand paper being polished by protection face to reactor are utilized, to beating all
Till grinding one time, then repeat " (6) " step；
(8), No. 1000 sand paper being polished by protection face to reactor are recycled, to owning after " (7) " step
Face polish one time and smooth till, then utilize spray gun by PRTV spray painting reactor surfaces externally and internally and on lower air duct to all
Even, the thickness of spraying exists
0.3-0.3mm, then dry in the sun is to being completely dried.
When constructing, the temperature of construction is not higher than 25 degree, it is impossible to rainy day construction again.
Advantageous effect: the invention provides a kind of 66 kilovolts of dry reactor sprayed protection methods, utilize in the method
PRTV coating sprays, and the method sprayed by adjustment makes the effect of spraying substantially increase, and the present invention well solves
Under the erosion of sleet, moisture, birds droppings etc., there is electric discharge and develops into crossopodia to such an extent as to make electricity in reactor at serious crack
The problem that anti-device damages.Lasting protecting film is formed on reactor surface.
Detailed description of the invention:
The present invention provides a kind of 66 kilovolts of dry reactor sprayed protection methods, and the step of the method is as follows:
(1) first carry out the rainproof inside and outside cleaning emitted, be careful not to injure the wire of reactor；
(2) reactor surfaces externally and internally, upper lower air duct, with steel brush, gauze, calico etc. carry out manual polishing, scouring, finishing,
The operation such as fill up, and dry；
(3) protect before spraying paint, nameplate, binding post, porcelain vase etc. are blocked with paper, preparation machine and instrument, even
Connect power supply etc.；
(4) other positions are carried out detailed inspection；
(5) spraying coupling agent, field mix, sprays and dries 30 minutes.
(6) spraying hydrophobicity PRTV coating, field mix, sprays, dries, and sprays second time after 20 ~ 30.
(7) site clearing.
In the present invention: (1) construction before, equipment wire is checked, confirm wire without damage and broken string phenomenon after can
Construction；
(2) by the support insulator below all reactors, binding post, label etc., wrap with newspaper or Polypropylence Sheet
Wrap up in, contaminated when preventing from spraying paint；
(3) the tree dsicharge vestige on reactor surface is purged, to reactor surfaces externally and internally, upper lower air duct, uses
Steel brush and gauze are polished, and are stained with ethanol scouring with cotton；
(4) face crack, defect etc. are carried out finishing, and smear with 5# glue or PRTV and fill up；
(5) ensure under reactor surface-dry state, spray coupling agent, KH550 and ethanol or medical alcohol proportioning=5:95
Spray one time, dry 20-30 minute；
(6) hands is touched after drying, reactor surfaces externally and internally and on lower air duct, utilize round brush or hairbrush to appearance in reactor
Face is brushed, and brushes and covers all by protection face to PRTV coating, and the thickness of brushing is at 1-1.5mm, and the 1-2 that dries in the air the most again is little
Time so that it is it is completely dried；The purpose of do so is by the hollow on reactor surfaces externally and internally and cracks effectively makes up.
(7) after being completely dried, No. 400 sand paper being polished by protection face to reactor are utilized, to beating all
Till grinding one time, then repeat " (6) " step；The purpose of No. 400 sand paperings is that the reactor surface after brushing is ground
Flat process, makes the surface of polishing hair stubble occur simultaneously, because occurring that hair stubble can be more conducive to surface and scrape slurry, and the purpose polished is
Make the reactor surface after brushing more they tend to smooth because conventional mode either spray or brush all can occur concavo-convex not
Flat, and a small amount of hydrops is so arisen that at low-lying place, time one length will form corrosion to this position, is unfavorable for electricity
The protection of anti-device.
(8), No. 1000 sand paper being polished by protection face to reactor are recycled, to owning after " (7) " step
Face polish one time and smooth till, then utilize spray gun by PRTV spray painting reactor surfaces externally and internally and on lower air duct to all
Even, the thickness of spraying is at 0.2-0.3mm, and then dry in the sun is to being completely dried.The step for, utilize No. 1000 sand paper
Carry out the most careful polishing, spray after polishing, and the thickness sprayed is at 0.2-0.3mm, so makes
Surface after must spraying keeps smooth, it addition, the THICKNESS CONTROL of spraying is at 0.2-0.3mm, also reduces the probability of its cracking,
Simultaneously while proof strength, reduce and use doses.
When constructing, the temperature of construction is not higher than 25 degree, it is impossible to rainy day construction again.
In construction:
1. reactor removing surface work must be conscientiously careful, and surface coat of paint, spark tracking must be removed totally, repairing
Defect, finish should ensure that without other remaining, to guarantee the quality that RTV sprays.
2. must accomplish upper and lower even application, must not drain spray or occur coating drip hang phenomenon.
3. construction must not damage pigtail splice and support insulator.
4., after reactor surface has processed, in power equipment head factory ensures reactor the five-year, normally use, do not go out
Existing partial discharge phenomenon and coat of paint obscission.
The most conscientiously observe country and local relevant security regulations, wear casual labour on duty and testify.
6. held a concurrent post construction safety work director by squad leader, unsafe hidden danger, event are exercised supervision.
7. education staff's Fire Hazard Area, takes good care of easy burning coating material, the most not at any time, smoking everywhere, does not prevents entering of kindling material
Enter.
8. preventing from stepping on that sky is slipped, instrument drops in construction, safe wearing cap and seat belt are wanted in operation of ascending a height, and hang over can
On the parts leaned on.
9. prohibit the use of staircase to ascend a height operation, insulating glass steel herringbone class support should be used, firm after construct.
10. staff's only activity in the range of work place, the most arbitrarily come in and go out other places, observes each of locality
Item regulation.
11. safety supervision accepting Party A and guidances.
12. vehicles rented are interior during this period, observe local traffic rules, obey the commander of guard, and come in and go out gate
Show perfect instrument.
Charged bus is had, it should be noted that effective operating distance near 13. attentions.
14. carry out work on the spot, instrument and vehicle to put in good order, does not throw out foreign material without care, forms focus on good
Custom.
Wanting timely site clearing after 15. dargs, instrument, material and paint etc. to be stored in tool car in time
On.
16. note environmental conservation, take precautions against the run, drip, leak phenomenon of the liquid such as paint, and process in time.
Below for the temperature rise test scheme done in the past:
1, becoming with Liaoyang or ridge, the Southern Pass becomes dry reactor and carries out spraying 1, bad rate of calculating compared with not spraying reduces
90%。
2, going to Beijing Electrical Equipment Factory to spray 1, contrast before and after spraying, reactor surface damage results disappears
Lose.
3, spraying one runs and compares with two that other are spraying after the time limit dry reactor of more than 10 years runs, and damages
Bad situation is clearly better.
Claims (2)
1. one kind 66 kilovolts dry reactor sprayed protection methods, it is characterised in that: the step of the method is as follows:
(1) first carry out the inside and outside cleaning of rainhat, be careful not to injure the wire of reactor；
(2) reactor surfaces externally and internally, upper lower air duct, carries out manual polishing, scouring, finishing with steel brush, gauze, calico, fills up behaviour
Make, and dry；
(3) protect before spraying paint, nameplate, binding post, porcelain vase paper are blocked, preparation machine and instrument, connect power supply；
(4) other positions are carried out detailed inspection；
(5) spraying coupling agent, field mix, sprays and dries 30 minutes；
(6) spraying hydrophobicity PRTV coating, field mix, sprays, dries, and sprays second time after 20 ~ 30 minutes；
(7) site clearing；
Wherein, before step (1) farther includes construction, equipment wire is checked, confirm that wire is without damaging and broken string phenomenon
After can construct；
Step (2) farther includes to be purged the tree dsicharge vestige on reactor surface, to reactor surfaces externally and internally, on
Lower air duct, polishes with steel brush and gauze, and is stained with ethanol scouring with cotton；Face crack, defect are carried out finishing, and use 5#
Glue or PRTV smear and fill up；
Step (3) farther includes the support insulator below by all reactors, binding post, label, with newspaper or plastics
Cloth wraps up, contaminated when preventing from spraying paint；
Step (5) farther includes to ensure under reactor surface-dry state, sprays coupling agent, KH550 and ethanol or medical wine
Essence proportioning=5:95 sprays one time, dries 20-30 minute；
Step (6) farther includes a) step, hands is touched after drying, reactor surfaces externally and internally and on lower air duct, utilize round brush or
Reactor surfaces externally and internally is brushed by hairbrush, brushes and covers all by protection face to PRTV coating, and the thickness of brushing is at 1-
1.5mm, the most again dry in the sun 1-2 hour so that it is be completely dried；B) step, after being completely dried, utilizes No. 400 sand paper to reactance
Being polished by protection face of device, to by all polishings one time, then repeats " a) " step；C) step, " b) " step
No. 1000 sand paper being polished by protection face to reactor of recycling afterwards, to all are polished one time and are smooth,
Then utilize spray gun by PRTV spray painting reactor surfaces externally and internally and on lower air duct to uniformly, the thickness of spraying is at 0.2-
0.3mm, then dry in the sun is to being completely dried.
66 kilovolts of dry reactor sprayed protection methods the most according to claim 1, it is characterised in that: when constructing
The temperature of construction is not higher than 25 degree, it is impossible to construct in the rainy day.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310664581.4A CN103943346B (en) | 2013-12-07 | 2013-12-07 | 66 kilovolts of dry reactor sprayed protection methods |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310664581.4A CN103943346B (en) | 2013-12-07 | 2013-12-07 | 66 kilovolts of dry reactor sprayed protection methods |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103943346A CN103943346A (en) | 2014-07-23 |
| CN103943346B true CN103943346B (en) | 2016-08-17 |
Family
ID=51190969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310664581.4A Active CN103943346B (en) | 2013-12-07 | 2013-12-07 | 66 kilovolts of dry reactor sprayed protection methods |
Country Status (1)
| Country | Link |
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| CN (1) | CN103943346B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103824690A (en) * | 2013-12-09 | 2014-05-28 | 国家电网公司 | Spraying protection method for 66-kilovolt dry-type electric reactor |
| US10707010B2 (en) * | 2016-05-05 | 2020-07-07 | Cyntec Co., Ltd. | Methods to spray paint on a body of an inductor |
| CN106211735B (en) * | 2016-08-25 | 2022-08-19 | 深圳振华富电子有限公司 | Electronic component rubberizing positioning fixture and rubberizing method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101814365A (en) * | 2009-12-04 | 2010-08-25 | 陕西合容电力设备有限公司 | Spraying coating process for preventing interphase short circuit of reactor |
| CN202042332U (en) * | 2010-12-27 | 2011-11-16 | 应宏熹 | Waterproof anti-pollution reactor |
| CN202258639U (en) * | 2011-09-28 | 2012-05-30 | 陕西合容电力设备有限公司 | Dry-type hollow series reactor |
-
2013
- 2013-12-07 CN CN201310664581.4A patent/CN103943346B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101814365A (en) * | 2009-12-04 | 2010-08-25 | 陕西合容电力设备有限公司 | Spraying coating process for preventing interphase short circuit of reactor |
| CN202042332U (en) * | 2010-12-27 | 2011-11-16 | 应宏熹 | Waterproof anti-pollution reactor |
| CN202258639U (en) * | 2011-09-28 | 2012-05-30 | 陕西合容电力设备有限公司 | Dry-type hollow series reactor |
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| Publication number | Publication date |
|---|---|
| CN103943346A (en) | 2014-07-23 |
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