ZA202207615B - Convective heat transfer coefficient based method for computing hot-spot temperature of transformer winding - Google Patents

Convective heat transfer coefficient based method for computing hot-spot temperature of transformer winding

Info

Publication number
ZA202207615B
ZA202207615B ZA2022/07615A ZA202207615A ZA202207615B ZA 202207615 B ZA202207615 B ZA 202207615B ZA 2022/07615 A ZA2022/07615 A ZA 2022/07615A ZA 202207615 A ZA202207615 A ZA 202207615A ZA 202207615 B ZA202207615 B ZA 202207615B
Authority
ZA
South Africa
Prior art keywords
heat transfer
transfer coefficient
based method
transformer winding
convective heat
Prior art date
Application number
ZA2022/07615A
Inventor
Gang Ren
Shiqian Li
Ning Ji
Xiaoli Hu
Xue Qin
Lvyi Sun
Hongxin Tao
Jiehua Zhang
Siwei Zhao
Jun Tu
Original Assignee
Skill Training Center Of State Grid Jiangsu Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Skill Training Center Of State Grid Jiangsu Electric Power Co Ltd filed Critical Skill Training Center Of State Grid Jiangsu Electric Power Co Ltd
Publication of ZA202207615B publication Critical patent/ZA202207615B/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F30/00—Computer-aided design [CAD]
    • G06F30/20—Design optimisation, verification or simulation
    • G06F30/23—Design optimisation, verification or simulation using finite element methods [FEM] or finite difference methods [FDM]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2119/00—Details relating to the type or aim of the analysis or the optimisation
    • G06F2119/08—Thermal analysis or thermal optimisation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Evolutionary Computation (AREA)
  • Geometry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Housings And Mounting Of Transformers (AREA)
ZA2022/07615A 2021-08-27 2022-07-11 Convective heat transfer coefficient based method for computing hot-spot temperature of transformer winding ZA202207615B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110995532.3A CN113868902B (en) 2021-08-27 2021-08-27 Method for calculating hot spot temperature of transformer winding based on convective heat transfer coefficient

Publications (1)

Publication Number Publication Date
ZA202207615B true ZA202207615B (en) 2022-10-26

Family

ID=78988598

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2022/07615A ZA202207615B (en) 2021-08-27 2022-07-11 Convective heat transfer coefficient based method for computing hot-spot temperature of transformer winding

Country Status (2)

Country Link
CN (1) CN113868902B (en)
ZA (1) ZA202207615B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116046659A (en) * 2023-01-28 2023-05-02 山东蓝想环境科技股份有限公司 Novel intelligent monitoring heat exchanger and state monitoring method thereof
CN116432406B (en) * 2023-03-09 2024-02-02 广东电网有限责任公司佛山供电局 Method and device for calculating hot spot temperature of working winding of oil immersed transformer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2313993A1 (en) * 2000-07-13 2002-01-13 Mark Anthony Weekes Apparatus for preventing thermal damage to an electrical power transformer
CN103324215B (en) * 2013-05-17 2016-08-03 国网河南省电力公司郑州供电公司 The method to set up of Intelligent load management system for transformer thermal circuit model
WO2015027127A1 (en) * 2013-08-23 2015-02-26 Abb Inc. Oil-immersed transformed thermal monitoring and prediction system
US10192677B2 (en) * 2014-08-12 2019-01-29 Abb Inc. Method and apparatus for leakage monitoring for oil-immersed electrical transformers
CN105608284A (en) * 2016-01-08 2016-05-25 北京航空航天大学 Method for rapidly calculating convective heat transfer coefficient on surface of mechanical part
CN108038795B (en) * 2017-12-05 2021-08-03 武汉大学 Transformer hot spot temperature inversion method and system based on streamline and support vector machine
CN110334475A (en) * 2019-07-18 2019-10-15 杭州电力设备制造有限公司 Calculation method, system, equipment and the storage medium of power transformer temperature rise of hot spot
CN112115628B (en) * 2020-08-18 2022-07-29 河海大学 Hot spot temperature detection method based on distribution calculation of temperature field of oil-immersed transformer

Also Published As

Publication number Publication date
CN113868902B (en) 2024-04-05
CN113868902A (en) 2021-12-31

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