Wednesday 18 November 2009

Wseas Transactions

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Transactions: WSEAS TRANSACTIONS ON SYSTEMS
Transactions ID Number: 89-123
Full Name: Diana Enescu
Position: Lecturer
Age: ON
Sex: Female
Address: Department of Electronic, Telecommunication and Power Engineering, "VALAHIA" University of Targoviste, Unirii Ave.no.18-20
Country: ROMANIA
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E-mail address: denescu@valahia.ro
Other E-mails: enescudiana@yahoo.com
Title of the Paper: Determination of temperature field distribution and rate of heat transfer by means of thermal-electrical analogy in DC machine
Authors as they appear in the Paper: Otilia Nedelcu, Diana Enescu, Cornel Salisteanu
Email addresses of all the authors: otilia.nedelcu@yahoo.com,denescu@valahia.ro,salisteanu@valahia.ro
Number of paper pages: 10
Abstract: - In this paper is presented an analysis method of electrical circuits, more exactly nodal method, in order to compute the temperature field distribution necessary to the heating and ventilation systems of electrical machine. As analysis method, the modified nodal method was used which does not impose any restriction at the circuit structure, being a prevalence of the nodal method. For this reason, this method was used in the analysis programme of circuits called SPICE. In the software application called NAPACI, authors analyses the temperature field distribution and the rate of heat transfer which are necessary for a complete study to range of the temperature in steady state. This analysis supposes the knowledge and the localization of temperature losses values, determination of the rate values of heat transfer and their distribution in different sides of electrical machine. Comparing the results obtained by means of other two programmes NAPACI and SPICE, it can b!
e observed that these results are identical.
Keywords: DC machine, Steady-state, Temperature field, Rate of heat transfer, Thermal resistance, Generated power, Consumed power, NAPACI programme
EXTENSION of the file: .pdf
Special (Invited) Session: Numerical computation of temperature field distribution in a DC machine
Organizer of the Session: 626-400
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