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CN106024317A - A purification treatment device and treatment method for high-voltage insulating oil - Google Patents

A purification treatment device and treatment method for high-voltage insulating oil Download PDF

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Publication number
CN106024317A
CN106024317A CN201610650091.2A CN201610650091A CN106024317A CN 106024317 A CN106024317 A CN 106024317A CN 201610650091 A CN201610650091 A CN 201610650091A CN 106024317 A CN106024317 A CN 106024317A
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oil
fuel tank
pipeline
vacuum
valve
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徐世清
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Qinghai Transmission And Distribution Engineering Co Ltd
State Grid Corp of China SGCC
State Grid Qinghai Electric Power Co Ltd
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Qinghai Transmission And Distribution Engineering Co Ltd
State Grid Corp of China SGCC
State Grid Qinghai Electric Power Co Ltd
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Priority to CN201610650091.2A priority Critical patent/CN106024317A/en
Publication of CN106024317A publication Critical patent/CN106024317A/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/08—Cooling; Ventilating
    • H01F27/10—Liquid cooling
    • H01F27/12—Oil cooling
    • H01F27/14—Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transformer Cooling (AREA)

Abstract

一种高电压等级绝缘油的净化处理装置及其处理方法，本发明涉及变压器领域，其处理装置为：油箱底部通过放油阀A、管道与真空滤油机A相连通，真空滤油机A通过管道、工作阀B与油箱顶部相连通；油箱底部还通过放油阀B、管道与真空滤油机B相连通，真空滤油机B通过管道、工作阀A与油箱顶部相连通；油箱顶部通过管道、储油柜工作阀与储油柜的底部相连通，储油柜的顶部通过管道、抽气阀B与抽气机B相连通；油箱顶部还通过管道、抽气阀A与抽气机A相连通。其处理方法由第一步：抽真空；第二步：热油循环，两步完成；本发明的有益效果在于：本发明采用多台的抽气机组和滤油机，在抢险工作中大大缩短了工程周期，油的处理效果好。

A purification treatment device and treatment method for high-voltage insulating oil. The invention relates to the field of transformers. The treatment device is as follows: the bottom of the oil tank is connected to a vacuum oil filter A through an oil discharge valve A and a pipeline, and the vacuum oil filter A It is connected to the top of the fuel tank through the pipeline and working valve B; the bottom of the fuel tank is also connected to the vacuum oil filter B through the oil drain valve B and the pipeline, and the vacuum oil filter B is connected to the top of the fuel tank through the pipeline and working valve A; the top of the fuel tank The bottom of the oil conservator is connected to the bottom of the oil conservator through the pipeline and the working valve of the oil conservator, and the top of the oil conservator is connected to the air extractor B through the pipeline and the exhaust valve B; Machine A is connected. Its processing method is by the first step: pumping vacuum; Second step: hot oil circulation, two steps are completed; The beneficial effect of the present invention is: the present invention adopts multiple air extraction units and oil purifiers, shortens greatly in emergency work The project cycle is shortened, and the oil treatment effect is good.

Description

一种高电压等级绝缘油的净化处理装置及其处理方法A purification treatment device and treatment method for high-voltage insulating oil

一、技术领域1. Technical field

本发明涉及变压器领域，特别涉及一种高电压等级绝缘油的净化处理装置及其处理方法。The invention relates to the field of transformers, in particular to a purification treatment device and a treatment method for high-voltage insulating oil.

二、背景技术2. Background technology

由于高电压等级主变的抢修工作工程周期短、施工任务紧急、工程量大，目前变电站主变油务处理多采用单台的抽气机组和滤油机，在抢险工作中大大延长了工程周期，影响了油的处理效果。Due to the short engineering period, urgent construction tasks, and large engineering volume of the emergency repair work for high-voltage main transformers, a single air extraction unit and oil filter unit is mostly used for the oil treatment of the main transformer in substations, which greatly prolongs the engineering cycle in emergency work. , affecting the oil treatment effect.

三、发明内容3. Contents of the invention

1.针对上述问题本发明提供一种高电压等级绝缘油的净化处理装置及其处理方法，一种高电压等级绝缘油的净化处理装置，其特征在于：油箱（11）底部通过放油阀A（12）、管道与真空滤油机A（1）相连通，真空滤油机A（1）通过管道、工作阀B（9）与油箱（11）顶部相连通；油箱（11）底部还通过放油阀B（13）、管道与真空滤油机B（2）相连通，真空滤油机B（2）通过管道、工作阀A（10）与油箱（11）顶部相连通；油箱（11）顶部通过管道、储油柜工作阀（8）与储油柜（7）的底部相连通，储油柜（7）的顶部通过管道、抽气阀B（6）与抽气机B（5）相连通；油箱（11）顶部还通过管道、抽气阀A（3）与抽气机A（4）相连通。1. In view of the above problems, the present invention provides a high-voltage grade insulating oil purification treatment device and its treatment method, a high-voltage grade insulating oil purification treatment device, which is characterized in that: the bottom of the oil tank (11) passes through the oil discharge valve A (12), the pipeline is connected with the vacuum oil filter A (1), and the vacuum oil filter A (1) is connected with the top of the oil tank (11) through the pipeline and the working valve B (9); the bottom of the oil tank (11) also passes through The oil drain valve B (13) and the pipeline are connected with the vacuum oil filter B (2), and the vacuum oil filter B (2) is connected with the top of the oil tank (11) through the pipeline and the working valve A (10); the oil tank (11 ) top is connected to the bottom of the oil conservator (7) through the pipeline, the oil conservator working valve (8), and the top of the oil conservator (7) is connected to the air extractor B (5) through the pipeline, the air extraction valve B (6) ) are connected; the top of the oil tank (11) is also connected with the air pump A (4) through the pipeline and the air extraction valve A (3).

2.一种高电压等级绝缘油的净化处理方法，其特征在于：其由以下步骤完成：2. A purification treatment method for high-voltage grade insulating oil, characterized in that: it is completed by the following steps:

第一步：抽真空、注油，抽气机B（5）将储油柜（7）抽成真空，关闭抽气阀A（3），抽气机A（4）将油箱（11）也抽成真空，关闭抽气阀B（6），储油柜（7）和油箱（11）内的真空度均为133Pa以下；储油柜（7）和油箱（11）抽真空以后，通过注油口开始向油箱（11）内注油，油箱（11）内的油面距离油箱（11）箱顶20cm时停止注油，关闭注油口阀门；继续从油枕（7）处抽真空一到两个小时后停机，打开注油口阀门将油位补至变压器油温曲线图要求的合适油位，解除残余真空后拆除真空抽气机组。Step 1: Vacuumize and fill oil. The air extractor B (5) evacuates the oil conservator (7), closes the air extraction valve A (3), and the air extractor A (4) also evacuates the oil tank (11). vacuum, close the exhaust valve B (6), the vacuum in the oil conservator (7) and the oil tank (11) are both below 133Pa; after the oil conservator (7) and the oil tank (11) are vacuumed, the Start to fill the oil tank (11) with oil, stop the oil filling when the oil level in the oil tank (11) is 20cm from the top of the oil tank (11), close the valve of the oil filling port; continue vacuuming from the oil conservator (7) for one to two hours Stop the machine, open the valve of the oil filling port to make up the oil level to the appropriate oil level required by the transformer oil temperature curve, and remove the vacuum pumping unit after releasing the residual vacuum.

第二步：热油循环，油箱（11）底部通过放油阀A（12）、管道与真空滤油机A（1）相连通，真空滤油机A（1）通过管道、工作阀B（9）与油箱（11）顶部相连通；油箱（11）底部还通过放油阀B（13）、管道与真空滤油机B（2）相连通，真空滤油机B（2）通过管道、工作阀A（10）与油箱（11）顶部相连通并对本体油箱（11）油进行热油循环，油箱（6）内的油温度为55～65℃，热油循环时间为72小时以上。Step 2: hot oil circulation, the bottom of the oil tank (11) is connected to the vacuum oil filter A (1) through the oil drain valve A (12) and the pipeline, and the vacuum oil filter A (1) is connected through the pipeline and the working valve B ( 9) It is connected with the top of the oil tank (11); the bottom of the oil tank (11) is also connected with the vacuum oil filter B (2) through the oil drain valve B (13) and the pipeline, and the vacuum oil filter B (2) is connected through the pipeline, The working valve A (10) communicates with the top of the oil tank (11) and performs hot oil circulation on the oil in the body oil tank (11). The oil temperature in the oil tank (6) is 55-65°C, and the hot oil circulation time is more than 72 hours.

本发明的有益效果在于：本发明采用多台的抽气机组和滤油机，在抢险工作中大大缩短了工程周期，油的处理效果好。The beneficial effect of the present invention is that: the present invention adopts multiple air pumping units and oil purifiers, greatly shortens the engineering period in emergency work, and has good oil treatment effect.

四、附图说明4. Description of drawings

图1为本发明流程示意图；Fig. 1 is a schematic flow chart of the present invention;

图中：1、真空滤油机A，2、真空滤油机B，3、抽气阀A，4、抽气机A，5、抽气机B，6、抽气阀B，7、储油柜，8、储油柜工作阀，9、工作阀B，10、工作阀A，11、油箱，12、放油阀A，13、放油阀B。In the figure: 1. Vacuum oil filter A, 2. Vacuum oil filter B, 3. Air extraction valve A, 4. Air extraction machine A, 5. Air extraction machine B, 6. Air extraction valve B, 7. Storage Oil tank, 8, oil conservator working valve, 9, working valve B, 10, working valve A, 11, oil tank, 12, oil drain valve A, 13, oil drain valve B.

五、具体实施方式5. Specific implementation

实施例1，一种高电压等级绝缘油的净化处理装置，其特征在于：油箱（11）底部通过放油阀A（12）、管道与真空滤油机A（1）相连通，真空滤油机A（1）通过管道、工作阀B（9）与油箱（11）顶部相连通；油箱（11）底部还通过放油阀B（13）、管道与真空滤油机B（2）相连通，真空滤油机B（2）通过管道、工作阀A（10）与油箱（11）顶部相连通；油箱（11）顶部通过管道、储油柜工作阀（8）与储油柜（7）的底部相连通，储油柜（7）的顶部通过管道、抽气阀B（6）与抽气机B（5）相连通；油箱（11）顶部还通过管道、抽气阀A（3）与抽气机A（4）相连通。Embodiment 1, a purification treatment device for high-voltage insulating oil, characterized in that: the bottom of the oil tank (11) is connected to the vacuum oil filter A (1) through the oil drain valve A (12) and the pipeline, and the vacuum oil filter The machine A (1) is connected to the top of the oil tank (11) through the pipeline and the working valve B (9); the bottom of the oil tank (11) is also connected to the vacuum oil filter B (2) through the oil drain valve B (13) and the pipeline , the vacuum oil filter unit B (2) is connected to the top of the oil tank (11) through the pipeline and the working valve A (10); the top of the oil tank (11) is connected to the oil storage tank (7) through the pipeline, the working valve of the oil storage tank (8) The bottom of the oil tank (7) is connected with the air extractor B (5) through the pipeline and the exhaust valve B (6); the top of the oil tank (11) is also connected through the pipeline and the exhaust valve A (3) It is connected with air extractor A (4).

实施例2，一种高电压等级绝缘油的净化处理方法，其特征在于：其由以下步骤完成：Embodiment 2, a purification treatment method for high-voltage grade insulating oil, is characterized in that: it is completed by the following steps:

第一步：抽真空、注油，抽气机B（5）将储油柜（7）抽成真空，关闭抽气阀A（3），抽气机A（4）将油箱（11）也抽成真空，关闭抽气阀B（6），储油柜（7）和油箱（11）内的真空度均为130Pa；储油柜（7）和油箱（11）抽真空以后，通过注油口开始向油箱（11）内注油，油箱（11）内的油面距离油箱（11）顶部抽气阀A（3）20cm时停止注油，关闭注油口阀门；Step 1: Vacuumize and fill oil. The air extractor B (5) evacuates the oil conservator (7), closes the air extraction valve A (3), and the air extractor A (4) also evacuates the oil tank (11). vacuum, close the exhaust valve B (6), the vacuum in the oil conservator (7) and the oil tank (11) are both 130Pa; Fill the fuel tank (11) with oil, stop the oil filling when the oil level in the fuel tank (11) is 20cm away from the exhaust valve A (3) at the top of the fuel tank (11), and close the oil filling port valve;

第二步：热油循环，油箱（11）底部通过放油阀A（12）、管道与真空滤油机A（1）相连通，真空滤油机A（1）通过管道、工作阀B（9）与油箱（11）顶部相连通；油箱（11）底部还通过放油阀B（13）、管道与真空滤油机B（2）相连通，真空滤油机B（2）通过管道、工作阀A（10）与油箱（11）顶部相连通并对本体油箱（11）油进行热油循环，油箱（6）内的油温度为55℃，热油循环时间为72小时。本实施例适合110kV变压器。Step 2: hot oil circulation, the bottom of the oil tank (11) is connected to the vacuum oil filter A (1) through the oil drain valve A (12) and the pipeline, and the vacuum oil filter A (1) is connected through the pipeline and the working valve B ( 9) It is connected with the top of the oil tank (11); the bottom of the oil tank (11) is also connected with the vacuum oil filter B (2) through the oil drain valve B (13) and the pipeline, and the vacuum oil filter B (2) is connected through the pipeline, The working valve A (10) communicates with the top of the oil tank (11) and conducts hot oil circulation to the oil in the body oil tank (11). The oil temperature in the oil tank (6) is 55°C, and the hot oil circulation time is 72 hours. This embodiment is suitable for a 110kV transformer.

实施例3，一种高电压等级绝缘油的净化处理方法，其特征在于：其由以下步骤完成：Embodiment 3, a method for purifying high-voltage grade insulating oil, characterized in that it is completed by the following steps:

第一步：抽真空、注油，抽气机B（5）将储油柜（7）抽成真空，关闭抽气阀A（3），抽气机A（4）将油箱（11）也抽成真空，关闭抽气阀B（6），储油柜（7）和油箱（11）内的真空度均为133Pa；储油柜（7）和油箱（11）抽真空以后，通过注油口开始向油箱（11）内注油，油箱（11）内的油面距离油箱（11）顶部抽气阀A（3）20cm时停止注油，关闭注油口阀门；Step 1: Vacuumize and fill oil. The air extractor B (5) evacuates the oil conservator (7), closes the air extraction valve A (3), and the air extractor A (4) also evacuates the oil tank (11). vacuum, close the exhaust valve B (6), the vacuum in the oil conservator (7) and the oil tank (11) are both 133Pa; after the oil conservator (7) and the oil tank (11) are evacuated, start Fill the fuel tank (11) with oil, stop the oil filling when the oil level in the fuel tank (11) is 20cm away from the exhaust valve A (3) on the top of the fuel tank (11), and close the oil filling port valve;

第二步：热油循环，油箱（11）底部通过放油阀A（12）、管道与真空滤油机A（1）相连通，真空滤油机A（1）通过管道、工作阀B（9）与油箱（11）顶部相连通；油箱（11）底部还通过放油阀B（13）、管道与真空滤油机B（2）相连通，真空滤油机B（2）通过管道、工作阀A（10）与油箱（11）顶部相连通并对本体油箱（11）油进行热油循环，油箱（6）内的油温度为60℃，热油循环时间为78小时。本实施例适合330kV变压器。Step 2: hot oil circulation, the bottom of the oil tank (11) is connected to the vacuum oil filter A (1) through the oil drain valve A (12) and the pipeline, and the vacuum oil filter A (1) is connected through the pipeline and the working valve B ( 9) It is connected with the top of the oil tank (11); the bottom of the oil tank (11) is also connected with the vacuum oil filter B (2) through the oil drain valve B (13) and the pipeline, and the vacuum oil filter B (2) is connected through the pipeline, The working valve A (10) communicates with the top of the oil tank (11) and conducts hot oil circulation to the oil in the body oil tank (11). The oil temperature in the oil tank (6) is 60°C, and the hot oil circulation time is 78 hours. This embodiment is suitable for a 330kV transformer.

实施例4，一种高电压等级绝缘油的净化处理方法，其特征在于：其由以下步骤完成：Embodiment 4, a method for purifying high-voltage grade insulating oil, characterized in that it is completed by the following steps:

第一步：抽真空、注油，抽气机B（5）将储油柜（7）抽成真空，关闭抽气阀A（3），抽气机A（4）将油箱（11）也抽成真空，关闭抽气阀B（6），储油柜（7）和油箱（11）内的真空度均为135Pa；储油柜（7）和油箱（11）抽真空以后，通过注油口开始向油箱（11）内注油，油箱（11）内的油面距离油箱（11）顶部抽气阀A（3）20cm时停止注油，关闭注油口阀门；Step 1: Vacuumize and fill oil. The air extractor B (5) evacuates the oil conservator (7), closes the air extraction valve A (3), and the air extractor A (4) also evacuates the oil tank (11). vacuum, close the exhaust valve B (6), the vacuum in the oil conservator (7) and the oil tank (11) are both 135Pa; after the oil conservator (7) and the oil tank (11) are evacuated, start Fill the fuel tank (11) with oil, stop the oil filling when the oil level in the fuel tank (11) is 20cm away from the exhaust valve A (3) at the top of the fuel tank (11), and close the oil filling port valve;

第二步：热油循环，油箱（11）底部通过放油阀A（12）、管道与真空滤油机A（1）相连通，真空滤油机A（1）通过管道、工作阀B（9）与油箱（11）顶部相连通；油箱（11）底部还通过放油阀B（13）、管道与真空滤油机B（2）相连通，真空滤油机B（2）通过管道、工作阀A（10）与油箱（11）顶部相连通并对本体油箱（11）油进行热油循环，油箱（6）内的油温度为65℃，热油循环时间为96小时。本实施例适合750kV变压器。Step 2: hot oil circulation, the bottom of the oil tank (11) is connected to the vacuum oil filter A (1) through the oil drain valve A (12) and the pipeline, and the vacuum oil filter A (1) is connected through the pipeline and the working valve B ( 9) It is connected with the top of the oil tank (11); the bottom of the oil tank (11) is also connected with the vacuum oil filter B (2) through the oil drain valve B (13) and the pipeline, and the vacuum oil filter B (2) is connected through the pipeline, The working valve A (10) communicates with the top of the oil tank (11) and conducts hot oil circulation to the oil in the body oil tank (11). The oil temperature in the oil tank (6) is 65°C, and the hot oil circulation time is 96 hours. This embodiment is suitable for a 750kV transformer.

Claims (2)

1. the purifying processing device of a voltage levels insulating oil, it is characterised in that: fuel tank (11) bottom is by fuel outlet valve A (12), pipeline and vacuum oil-filter A(1) be connected, vacuum oil-filter A(1) by pipeline, operating valve B(9) push up with fuel tank (11) Portion is connected；Fuel tank (11) bottom is also by fuel outlet valve B(13), pipeline and vacuum oil-filter B(2) be connected, vacuum oil-filter B (2) by pipeline, operating valve A(10) it is connected with fuel tank (11) top；Pipeline, oil conservater operating valve are passed through in fuel tank (11) top (8) bottom with oil conservater (7) is connected, the top of oil conservater (7) pass through pipeline, extraction valve B(6) with air exhauster B(5) be connected Logical；Fuel tank (11) top is also by pipeline, extraction valve A(3) with air exhauster A(4) be connected.
2. the purifying treatment method of a voltage levels insulating oil, it is characterised in that: it is completed by following steps:
The first step: evacuation, oiling, air exhauster B(5) oil conservater (7) is evacuated, close extraction valve A(3), air exhauster A (4) fuel tank (11) is also evacuated, closes extraction valve B(6), the vacuum in oil conservater (7) and fuel tank (11) is 133Pa Below；After oil conservater (7) and fuel tank (11) evacuation, start oiling in fuel tank (11) by pouring orifice, in fuel tank (11) Pasta distance fuel tank (11) case top 20cm time stop oiling, close pouring orifice valve；Continue from conservator (7) evacuation one to Shut down after two hours, open pouring orifice valve and oil level is mended the suitable oil level to temperature of oil in transformer curve chart requirement, release residual Vacuum suction unit is removed after remaining vacuum；
Second step: Circulation and Hot Oil Spray, fuel tank (11) bottom is by fuel outlet valve A(12), pipeline and vacuum oil-filter A(1) be connected, very Air filter oil machine A(1) by pipeline, operating valve B(9) be connected with fuel tank (11) top；Fuel tank (11) bottom is also by fuel outlet valve B (13), pipeline and vacuum oil-filter B(2) be connected, vacuum oil-filter B(2) by pipeline, operating valve A(10) with fuel tank (11) Top is connected and body fuel tank (11) oil carries out Circulation and Hot Oil Spray, and the oil temperature in fuel tank (6) is 55～65 DEG C, Circulation and Hot Oil Spray Time is more than 72 hours.
CN201610650091.2A 2016-08-10 2016-08-10 A purification treatment device and treatment method for high-voltage insulating oil Pending CN106024317A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107665768A (en) * 2017-08-28 2018-02-06 佛山市中研非晶科技股份有限公司 A kind of correction oil injection method of oil-filled transformer
CN109524198A (en) * 2018-12-18 2019-03-26 中国能源建设集团安徽电力建设第二工程有限公司 A kind of transformer installation method
CN116246856A (en) * 2023-02-28 2023-06-09 中国化学工程第十四建设有限公司 110KV oil immersed transformer high-efficiency oil filtering process

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JPS62237711A (en) * 1986-04-08 1987-10-17 Mitsubishi Electric Corp Method of pouring oil to device attached to oil-filled apparatus
CN203659585U (en) * 2013-12-19 2014-06-18 四川高精净化设备有限公司 Vacuum oil filling machine with drying units
CN105048321A (en) * 2015-08-14 2015-11-11 青海送变电工程公司 Oil treatment device in ultrahigh-voltage transformer emergency maintenance and treatment method of oil treatment device

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JPS62237711A (en) * 1986-04-08 1987-10-17 Mitsubishi Electric Corp Method of pouring oil to device attached to oil-filled apparatus
CN203659585U (en) * 2013-12-19 2014-06-18 四川高精净化设备有限公司 Vacuum oil filling machine with drying units
CN105048321A (en) * 2015-08-14 2015-11-11 青海送变电工程公司 Oil treatment device in ultrahigh-voltage transformer emergency maintenance and treatment method of oil treatment device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107665768A (en) * 2017-08-28 2018-02-06 佛山市中研非晶科技股份有限公司 A kind of correction oil injection method of oil-filled transformer
CN107665768B (en) * 2017-08-28 2021-01-01 佛山市中研非晶科技股份有限公司 Oil injection method of oil-immersed transformer
CN109524198A (en) * 2018-12-18 2019-03-26 中国能源建设集团安徽电力建设第二工程有限公司 A kind of transformer installation method
CN116246856A (en) * 2023-02-28 2023-06-09 中国化学工程第十四建设有限公司 110KV oil immersed transformer high-efficiency oil filtering process
CN116246856B (en) * 2023-02-28 2025-06-24 中国化学工程第十四建设有限公司 110KV oil immersed transformer high-efficiency oil filtering process

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