CN103646754B - A kind of transformer vacuum oil method - Google Patents

A kind of transformer vacuum oil method Download PDF

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Publication number
CN103646754B
CN103646754B CN201310720649.6A CN201310720649A CN103646754B CN 103646754 B CN103646754 B CN 103646754B CN 201310720649 A CN201310720649 A CN 201310720649A CN 103646754 B CN103646754 B CN 103646754B
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China
Prior art keywords
oil
transformer
transition tank
vacuum
tank
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.)
Expired - Fee Related
Application number
CN201310720649.6A
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Chinese (zh)
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CN103646754A (en
Inventor
王彩娟
聂鹏
赵贺亮
陈继浩
韩秀龙
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Tianwei Transformer Co Ltd (qinhuangdao)
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Tianwei Transformer Co Ltd (qinhuangdao)
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Application filed by Tianwei Transformer Co Ltd (qinhuangdao) filed Critical Tianwei Transformer Co Ltd (qinhuangdao)
Priority to CN201310720649.6A priority Critical patent/CN103646754B/en
Publication of CN103646754A publication Critical patent/CN103646754A/en
Application granted granted Critical
Publication of CN103646754B publication Critical patent/CN103646754B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The present invention relates to a kind of transformer vacuum oil method, belong to large-scale power transformer vacuum oil technical field.Technical scheme is: comprise transition tank (1), flange (2), butterfly valve (3), reducer union (4), oil level indicator (5), valve (6) and vacuum tube (9), reducer union (4) one end is communicated with transition tank (1) bottom with butterfly valve by flange, other end connection transformer, vacuum tube (9) one end is communicated with transition tank (1) with butterfly valve by flange, the other end is connected with vacuum pump, transition tank (1) is provided with several valves (6), power transformer enclosure is communicated with transition tank (1) by valve (6), oil level indicator (5) is positioned at transition tank (1) side, oil level indicator (5) is communicated with transition tank (1).The invention has the beneficial effects as follows: utilize that transition tank vacuumizes non-fully vacuum oil storing cabinet infrastructure product, vacuum oil, simplify vacuum oil operation, structure is simple, easy to use.

Description

A kind of transformer vacuum oil method
Technical field
The present invention relates to a kind of transformer vacuum oil method, belong to large-scale power transformer vacuum oil technical field.
Background technology
At present, because non-fully vacuum oil storing cabinet infrastructure product cannot tolerate vacuum, therefore cannot realize being vacuumized by oil conservator, thus vacuum oil.
Summary of the invention
The object of the invention is to provide a kind of transformer vacuum oil method, utilizes that transition tank vacuumizes non-fully vacuum oil storing cabinet infrastructure product, vacuum oil, simplifies vacuum oil operation, solves Problems existing in background technology.
Technical scheme of the present invention is:
A kind of vacuum oil filling device for transformer, comprise transition tank, flange, butterfly valve, reducer union, oil level indicator, valve and vacuum tube, reducer union one end is communicated with bottom transition tank with butterfly valve by flange, other end connection transformer, vacuum tube one end is communicated with transition tank with butterfly valve by flange, and the other end is connected with vacuum pump, transition tank is provided with several valves, power transformer enclosure is communicated with transition tank by valve, and oil level indicator is positioned at transition tank side, and oil level indicator is communicated with transition tank.
Described transition tank top is provided with joint hinge.
Described transition tank side is provided with hook.
A kind of transformer vacuum oil method, comprise following processing step: 1. adopt above-mentioned vacuum oil filling device for transformer to carry out, this device comprises transition tank, flange, butterfly valve, reducer union, oil level indicator, valve and vacuum tube, reducer union one end is communicated with bottom transition tank with butterfly valve by flange, other end connection transformer, vacuum tube one end is communicated with transition tank with butterfly valve by flange, the other end is connected with vacuum pump, transition tank is provided with several valves, power transformer enclosure is communicated with transition tank by valve, oil level indicator is positioned at transition tank side, oil level indicator is communicated with transition tank,
2. transition tank is a tank body that can tolerate vacuum, and vacuum tube is connected with vacuum pump, and reducer union is connected with the fuel tank top of transformer body; Some valves on transition tank raise seat by flexible pipe and high-voltage lifting seat, low pressure, neutral point raises seat UNICOM respectively, and transition tank and transformer body together vacuumize, and whether fill oil by flexible pipe observation each position of transformer in oiling process; Then start to vacuumize transformer body, transition tank;
3. transformer reaches after vacuum requirement possesses oiling condition, and oiling machine oiling from oil tank of transformer bottom valve place, when oil level arrives top position, closes the butterfly valve between transition tank and transformer body, prevent transformer oil from entering transition tank; Continue oiling fuel-displaced to high-voltage lifting seat, low pressure raises seat, neutral point raises on seat whole flexible pipes, then close high-voltage lifting seat respectively, valve that low pressure raises seat, neutral point raises seat flexible pipe connects; Prove that transformer body, high-voltage lifting seat, low pressure raise seat, neutral point raises seat and is all full of oil, namely remove vacuum oil filling device for transformer; Oiling machine continues oiling, open the oil path valve between the Buchholz relay of transformer oil storage and oil tank of transformer simultaneously, it is fuel-displaced that observation Buchholz relay air relief cock position slowly becomes malleation from negative pressure, then open the oil storage tank valve between Buchholz relay and oil conservator immediately, oil is slowly pressed into oil conservator, when oil conservator oiling is to standard oil level, oiling machine stops, and completes oiling.
The invention has the beneficial effects as follows: utilize that transition tank vacuumizes non-fully vacuum oil storing cabinet infrastructure product, vacuum oil, simplify vacuum oil operation, improve the quality of products, structure is simple, easy to use.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is oiling schematic diagram of the present invention;
In figure: transition tank 1, flange 2, butterfly valve 3, reducer union 4, oil level indicator 5, valve 6, joint hinge 7, hook 8, vacuum tube 9, transformer body 10, vacuum pump 11, high-voltage lifting seat 12, low pressure raise seat 13, neutral point rising seat 14, oil conservator 15, Buchholz relay 16.
Embodiment
Below in conjunction with accompanying drawing, by example, the invention will be further described.
With reference to accompanying drawing 1, a kind of vacuum oil filling device for transformer, comprise transition tank 1, flange 2, butterfly valve 3, reducer union 4, oil level indicator 5, valve 6 and vacuum tube 9, transition tank 1 adopts HBQ235B high strength steel to weld and makes, butterfly valve 3 is 80 butterfly valves, valve 6 is DN25 valve, reducer union 4 one end is communicated with bottom transition tank 1 with butterfly valve by flange, other end connection transformer, vacuum tube 9 one end is communicated with transition tank 1 with butterfly valve by flange, the other end is connected with vacuum pump, transition tank 1 is provided with several valves 6, power transformer enclosure is communicated with transition tank 1 by valve 6, oil level indicator 5 is positioned at transition tank 1 side, oil level indicator 5 is communicated with transition tank 1, transition tank 1 welded top joint hinge 7, side welding hook 8.
A kind of transformer vacuum oil method, comprise following processing step: 1. adopt above-mentioned vacuum oil filling device for transformer to carry out, this device comprises transition tank, flange, butterfly valve, reducer union, oil level indicator, valve and vacuum tube, reducer union one end is communicated with bottom transition tank with butterfly valve by flange, other end connection transformer, vacuum tube one end is communicated with transition tank with butterfly valve by flange, the other end is connected with vacuum pump, transition tank is provided with several valves, power transformer enclosure is communicated with transition tank by valve, oil level indicator is positioned at transition tank side, oil level indicator is communicated with transition tank,
2. transition tank 1 is a tank body that can tolerate vacuum, and vacuum tube is connected with vacuum pump 11, and reducer union is connected with the fuel tank top of transformer body 10; Some valves on transition tank raise seat 13 by flexible pipe and high-voltage lifting seat 12, low pressure, neutral point raises seat 14 UNICOM respectively, transition tank and transformer body together vacuumize, and whether fill oil by flexible pipe observation each position of transformer in oiling process; Then start to vacuumize transformer body, transition tank;
3. transformer reaches after vacuum requirement possesses oiling condition, and oiling machine oiling from oil tank of transformer bottom valve place, when oil level arrives top position, closes the butterfly valve 3 between transition tank and transformer body, prevent transformer oil from entering transition tank; Continue oiling fuel-displaced to high-voltage lifting seat, low pressure raises seat, neutral point raises on seat whole flexible pipes, then close high-voltage lifting seat respectively, valve that low pressure raises seat, neutral point raises seat flexible pipe connects; Prove that transformer body, high-voltage lifting seat, low pressure raise seat, neutral point raises seat and is all full of oil, namely remove vacuum oil filling device for transformer; Oiling machine continues oiling, open the oil path valve between the Buchholz relay 16 of transformer oil storage and fuel tank simultaneously, it is fuel-displaced that observation Buchholz relay air relief cock position slowly becomes malleation from negative pressure, then open the oil storage tank valve between Buchholz relay and oil conservator 15 immediately, oil is slowly pressed into oil conservator, when oil conservator oiling is to standard oil level, oiling machine stops, and completes oiling.

Claims (1)

1. a transformer vacuum oil method, it is characterized in that comprising following processing step: 1. adopt vacuum oil filling device for transformer to carry out, this device comprises transition tank, flange, butterfly valve, reducer union, oil level indicator, valve and vacuum tube, reducer union one end is communicated with bottom transition tank with butterfly valve by flange, other end connection transformer, vacuum tube one end is communicated with transition tank with butterfly valve by flange, the other end is connected with vacuum pump, transition tank is provided with several valves, power transformer enclosure is communicated with transition tank by valve, oil level indicator is positioned at transition tank side, oil level indicator is communicated with transition tank,
2. transition tank (1) is a tank body that can tolerate vacuum, and vacuum tube is connected with vacuum pump (11), and reducer union is connected with the fuel tank top of transformer body (10); Some valves on transition tank raise seat (13) by flexible pipe and high-voltage lifting seat (12), low pressure, neutral point raises seat (14) UNICOM respectively, and whether fill oil by flexible pipe observation each position of transformer in oiling process; Then transition tank is started and transformer body together vacuumizes;
3. transformer reaches after vacuum requirement possesses oiling condition, and oiling machine oiling from oil tank of transformer bottom valve place, when oil level arrives top position, closes the butterfly valve (3) between transition tank and transformer body, prevent transformer oil from entering transition tank; Continue oiling fuel-displaced to high-voltage lifting seat, low pressure raises seat, neutral point raises on seat whole flexible pipes, then close high-voltage lifting seat respectively, valve that low pressure raises seat, neutral point raises seat flexible pipe connects; Prove transformer body, high-voltage lifting seat, low pressure raise seat, neutral point raise seat be all full of oil, namely remove as step 1. as described in vacuum oil filling device for transformer; Oiling machine continues oiling, open the oil path valve between the Buchholz relay (16) of transformer oil storage and fuel tank simultaneously, it is fuel-displaced that observation Buchholz relay air relief cock position slowly becomes malleation from negative pressure, then open the oil storage tank valve between Buchholz relay and oil conservator (15) immediately, oil is slowly pressed into oil conservator, when oil conservator oiling is to standard oil level, oiling machine stops, and completes oiling.
CN201310720649.6A 2013-12-24 2013-12-24 A kind of transformer vacuum oil method Expired - Fee Related CN103646754B (en)

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Application Number Priority Date Filing Date Title
CN201310720649.6A CN103646754B (en) 2013-12-24 2013-12-24 A kind of transformer vacuum oil method

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Application Number Priority Date Filing Date Title
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CN103646754A CN103646754A (en) 2014-03-19
CN103646754B true CN103646754B (en) 2016-04-27

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104409195B (en) * 2014-12-11 2016-08-24 南车株洲电机有限公司 A kind of alternating current electric locomotive cooling tower oiling device and assemble method thereof
CN106033693A (en) * 2016-07-18 2016-10-19 上海置信电气非晶有限公司 Vacuum oiling method for 35-kV-station transformer
CN108461268A (en) * 2018-03-09 2018-08-28 江苏华辰变压器股份有限公司 A kind of oil-immersed transformer normal pressure oiling vacuum degassing process

Citations (5)

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Publication number Priority date Publication date Assignee Title
CN200969262Y (en) * 2006-10-11 2007-10-31 云南变压器电气股份有限公司 Transformer flexible guided pipe having deformation compensating function
CN102034591A (en) * 2010-10-29 2011-04-27 山东鲁能泰山电力设备有限公司 Device and method for injecting oil into transformer under vacuum condition
CN201834373U (en) * 2010-10-29 2011-05-18 山东鲁能泰山电力设备有限公司 Vacuum transition tank
CN102110520A (en) * 2010-12-30 2011-06-29 陕西化建工程有限责任公司 Construction process for installing and debugging large transformer
CN203617078U (en) * 2013-12-24 2014-05-28 天威保变(秦皇岛)变压器有限公司 Vacuum oiling device of transformer

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS607373B2 (en) * 1979-05-30 1985-02-23 Mitsubishi Electric Corp

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200969262Y (en) * 2006-10-11 2007-10-31 云南变压器电气股份有限公司 Transformer flexible guided pipe having deformation compensating function
CN102034591A (en) * 2010-10-29 2011-04-27 山东鲁能泰山电力设备有限公司 Device and method for injecting oil into transformer under vacuum condition
CN201834373U (en) * 2010-10-29 2011-05-18 山东鲁能泰山电力设备有限公司 Vacuum transition tank
CN102110520A (en) * 2010-12-30 2011-06-29 陕西化建工程有限责任公司 Construction process for installing and debugging large transformer
CN203617078U (en) * 2013-12-24 2014-05-28 天威保变(秦皇岛)变压器有限公司 Vacuum oiling device of transformer

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