Power factor and K-factor in the analysis of DC-DC converters

B. P. Divakar, Ka Wai Eric Cheng, Zhanghai Shi, K. F. Kwok

Research output: Chapter in book / Conference proceedingConference article published in proceeding or bookAcademic researchpeer-review

2 Citations (Scopus)

Abstract

In this work, a new performance parameter, namely power factor, introduced in [10] is used in the analysis of buck dc-dc converter operating in DCM. The power factor concept is now applied in the analysis of dc circuits. The derivation of the parameter and its application as one of the performance parameters in the analysis of the buck dc-dc converter operating in DCM and boost converter operating in discontinuous mode (DCM) has been carried out considering all the parasitic elements of the circuit. All the equations are normalized and expressed in terms of power factor so that a user can easily study the influence of the circuit elements on the performance of the converter. This will aid the designer to plot design curves for any loading conditions and choose the factor "K", which is used to calculate the inductance required to operate the converter in a desired mode.
Original languageEnglish
Title of host publication2009 3rd International Conference on Power Electronics Systems and Applications, PESA 2009
Publication statusPublished - 4 Nov 2009
Event2009 3rd International Conference on Power Electronics Systems and Applications, PESA 2009 - Hong Kong, Hong Kong
Duration: 20 May 200922 May 2009

Conference

Conference2009 3rd International Conference on Power Electronics Systems and Applications, PESA 2009
Country/TerritoryHong Kong
CityHong Kong
Period20/05/0922/05/09

Keywords

  • K-factor and DC-DC converter
  • Power factor

ASJC Scopus subject areas

  • Energy Engineering and Power Technology
  • Electrical and Electronic Engineering

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