- Tytuł:
- Analysis of heat transfer coefficient of synthetic and natural ester in the aspect of their application in power transformer
- Autorzy:
-
Gościński, P.
Dombek, G.
Nadolny, Z.
Bródka, B. - Powiązania:
- https://bibliotekanauki.pl/articles/97728.pdf
- Data publikacji:
- 2015
- Wydawca:
- Politechnika Poznańska. Wydawnictwo Politechniki Poznańskiej
- Tematy:
-
heat transfer coefficient
high voltage power transformers
synthetic ester
natural ester - Opis:
- Insulating liquids due to their properties are used in electrical power transformers, capacitors, connectors and high voltage power cables. One of the most important tasks for electrical insulating liquids is a heat transport out of the device. The heat transfer in the liquids depends on heat transfer coefficient. The heat transfer coefficient depends on a viscosity, thermal conductivity coefficient and thermal expansion coefficient. This paper shows results of calculations for heat transfer coefficient of insulating liquids used as insulation in electrical equipment, depending on the kind of liquid and temperature. Synthetic ester oil and natural ester oil were analyzed. The range of the temperature was changing from 25°C to 80°C.
- Źródło:
-
Computer Applications in Electrical Engineering; 2015, 13; 376-385
1508-4248 - Pojawia się w:
- Computer Applications in Electrical Engineering
- Dostawca treści:
- Biblioteka Nauki