Submitted on: 13 December 2004.
Revised on: 10 March 2005.
Accepted on: 21 April 2005.
___________________IEEE Open Access Journal of Power and Energy
Submitted on: 13 August 2008.
Revised on: 26 September 2008.
Accepted on: 02 November 2008.
___________________IEEE Open Access Journal of Power and Energy
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Submitted on: 29 January 2015.
Revised on: 13 March 2015.
Accepted on: 02 May 2015.
___________________IEEE Open Access Journal of Power and Energy
Submitted on: 28 March 2003.
Revised on: 19 July 2003.
Accepted on: 31 August 2003.
___________________IEEE Open Access Journal of Power and Energy
Submitted on: 26 November 2015.
Revised on: 29 January 2016.
Accepted on: 23 February 2016.
___________________IEEE Open Access Journal of Power and Energy