A dynamic collisional-radiative model of a low-pressure mercury-argon discharge lamp: A physical approach to modeling fluorescent lamps for circuit simulations

Ka Hong Loo, Graham J. Moss, Richard C. Tozer, David A. Stone, Masafumi Jinno, Robin Devonshire

Research output: Journal article publicationJournal articleAcademic researchpeer-review

31 Citations (Scopus)

Abstract

A dynamic collisional-radiative model of a low-pressure mercury (Hg)-argon (Ar) discharge lamp for application in circuit simulations is presented. The model is implemented in MATLAB as a set of coupled rate equations that are solved simultaneously to give the electron density, the density of the 63P0,1,2states and the electron temperature. These parameters are used to compute the electrical parameters of the discharge positive column and hence the time-dependent voltage-current characteristics of the lamp. The parameters predicted by the model are compared with published experimental data and show good agreement. Calculated lamp voltage-current characteristics based on the model are shown to be in good agreement with direct measurements on commercial fluorescent lamps.
Original languageEnglish
Pages (from-to)1117-1129
Number of pages13
JournalIEEE Transactions on Power Electronics
Volume19
Issue number4
DOIs
Publication statusPublished - 19 Aug 2004
Externally publishedYes

ASJC Scopus subject areas

  • Electrical and Electronic Engineering

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