CN106653342B - 均匀高温绝缘系统油浸式变压器及其结构优化方法 - Google Patents
均匀高温绝缘系统油浸式变压器及其结构优化方法 Download PDFInfo
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- CN106653342B CN106653342B CN201611095808.8A CN201611095808A CN106653342B CN 106653342 B CN106653342 B CN 106653342B CN 201611095808 A CN201611095808 A CN 201611095808A CN 106653342 B CN106653342 B CN 106653342B
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- Prior art keywords
- mrow
- msub
- oil
- filled transformer
- insulation system
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
-
- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16Z—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS, NOT OTHERWISE PROVIDED FOR
- G16Z99/00—Subject matter not provided for in other main groups of this subclass
Abstract
Description
FR3植物绝缘油 | 矿物绝缘油 | |
密度(20℃)/kg.dm-3 | 0.92 | 0.88 |
热传导率/(W/(m.K)) | 0.17 | 0.13 |
热膨胀系数/K-1 | 0.0007 | 0.0007 |
比热容/(J/(kg.K)) | 1880.0 | 1838.5 |
运动粘度(40℃)/mm2.s-1 | 36 | 9.2 |
运动粘度(100℃)/mm2.s-1 | 10 | 2.3 |
含水量/(mg/kg) | 56.5 | 25 |
热特性参数 | 推荐值 |
油指数x | 0.8 |
绕组指数y | 1.6 |
油时间常数τo | 180 |
绕组时间常数τw | 4 |
常数k11 | 1.0 |
常数k21 | 1.0 |
常数k22 | 2.0 |
损耗比R | 5 |
热点系数H | 1.1 |
总损耗下顶层油温升Δθor | 55 |
额定电流下热点对顶层油温度梯度Hgr | 23 |
热特性参数 | 推荐值 |
油指数x | 0.8 |
绕组指数y | 1.6 |
油时间常数τo | 170 |
绕组时间常数τw | 4 |
常数k11 | 1.0 |
常数k21 | 1.0 |
常数k22 | 2.0 |
损耗比R | 5 |
热点系数H | 1.1 |
总损耗下顶层油温升Δθor | 53 |
额定电流下热点对顶层油温度梯度Hgr | 23 |
Claims (3)
Priority Applications (1)
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CN201611095808.8A CN106653342B (zh) | 2016-12-02 | 2016-12-02 | 均匀高温绝缘系统油浸式变压器及其结构优化方法 |
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CN201611095808.8A CN106653342B (zh) | 2016-12-02 | 2016-12-02 | 均匀高温绝缘系统油浸式变压器及其结构优化方法 |
Publications (2)
Publication Number | Publication Date |
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CN106653342A CN106653342A (zh) | 2017-05-10 |
CN106653342B true CN106653342B (zh) | 2018-03-06 |
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CN201611095808.8A Active CN106653342B (zh) | 2016-12-02 | 2016-12-02 | 均匀高温绝缘系统油浸式变压器及其结构优化方法 |
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CN (1) | CN106653342B (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107560757B (zh) * | 2017-09-05 | 2020-03-10 | 杭州电力设备制造有限公司 | 一种风冷变压器上层油温预估方法和系统 |
CN108917982B (zh) * | 2018-06-20 | 2020-09-04 | 国网天津市电力公司电力科学研究院 | 一种油浸自冷层式绕组变压器的非侵入式绕组测温方法 |
CN109060158A (zh) * | 2018-07-16 | 2018-12-21 | 深圳太辰光通信股份有限公司 | 油浸式变压器智能温度测量装置及其数据处理方法 |
CN109060180A (zh) * | 2018-07-16 | 2018-12-21 | 深圳太辰光通信股份有限公司 | 油浸式变压器绕组热点温度的数据处理方法 |
CN112560335B (zh) * | 2020-12-02 | 2022-11-22 | 西南交通大学 | 一种变压器多目标及结构参数综合优化设计方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102473509A (zh) * | 2009-08-13 | 2012-05-23 | 沃克沙电力设备有限公司 | 用于填充流体式变压器的固体绝缘件及其制造方法 |
CN103582920A (zh) * | 2011-06-07 | 2014-02-12 | 吉坤日矿日石能源株式会社 | 低温特性优良的电绝缘油组合物 |
CN104246044A (zh) * | 2012-03-30 | 2014-12-24 | 沙伯基础创新塑料知识产权有限公司 | 变压器绝缘纸和其它不导电的变压器组件 |
CN105934801A (zh) * | 2014-01-27 | 2016-09-07 | 3M创新有限公司 | 电绝缘材料和变压器 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100279904A1 (en) * | 2007-07-31 | 2010-11-04 | Chevron U.S.A. Inc. | Electrical insulating oil compositions and preparation thereof |
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2016
- 2016-12-02 CN CN201611095808.8A patent/CN106653342B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102473509A (zh) * | 2009-08-13 | 2012-05-23 | 沃克沙电力设备有限公司 | 用于填充流体式变压器的固体绝缘件及其制造方法 |
CN103582920A (zh) * | 2011-06-07 | 2014-02-12 | 吉坤日矿日石能源株式会社 | 低温特性优良的电绝缘油组合物 |
CN104246044A (zh) * | 2012-03-30 | 2014-12-24 | 沙伯基础创新塑料知识产权有限公司 | 变压器绝缘纸和其它不导电的变压器组件 |
CN105934801A (zh) * | 2014-01-27 | 2016-09-07 | 3M创新有限公司 | 电绝缘材料和变压器 |
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Inventor after: Liu Rui Inventor after: Zhang Zongxi Inventor after: Su Shaochun Inventor after: Zhao Lihua Inventor after: Liu Danhua Inventor after: Liu Yuchuan Inventor after: Wang Zhong Inventor before: Zhang Zongxi Inventor before: Liu Rui Inventor before: Zhao Lihua Inventor before: Liu Danhua Inventor before: Liu Yuchuan Inventor before: Wang Zhong |
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EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20170510 Assignee: Sichuan Shuneng Energy Technology Co.,Ltd. Assignor: STATE GRID SICHUAN ELECTRIC POWER Research Institute Contract record no.: X2023510000003 Denomination of invention: Oil-immersed transformer with uniform high-temperature insulation system and its structural optimization method Granted publication date: 20180306 License type: Common License Record date: 20230117 |
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