Control of cooling of an oil-immersed power transformer by varying speed of fans

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Đorđević Nikola Z. ; Žakula Dane M. ; Jevtić Milica M. ; Tomašević Radojica Ž. ; Radaković Zoran R. (2016)
  • Publisher: Savez inženjera i tehničara Srbije
  • Journal: Tehnika (issn: 0040-2176, eissn: 2560-3086)
  • Related identifiers: doi: 10.5937/tehnika1601081D
  • Subject: power transformer | TA1-2040 | AF cooling | hot-spot temperature | cooling optimization | Engineering (General). Civil engineering (General) | top oil temperature

The paper presents a prototype system for speed control of cooling fans for a small oil-immersed 6.6 kVA transformer, implemented on a standard PLC. Generally, the potential for optimization of the cooling process depends on the accessible cooling modes and construction... View more