巩媛,程为彬,郭颖娜,雷芳

• 1:西安石油大学电子工程学院
• 2:图卢兹国立理工大学Laplace实验室

摘要(Abstract)：

高强度气体放电(HID)灯电极温度特性对其寿命有显著的影响,在分析HID灯物理过程和典型结构的基础上,建立了HID灯物理模型,对HID灯电极温度分布进行了仿真。与实验测量的温度特性进行对比验证了该模型的正确性,更重要的是得到了电极结构与温度分布的关系。电极的温度随电极长度的增加而升高,而随电极半径的增大而降低。电极半径为0.3 mm,电极长度为20 mm时,电极上的温度分布较合理。研究成果对HID灯长期稳定运行具有较高的参考价值。

关键词(KeyWords)： 高强度气体放电灯;物理模型;温度特性;电极;COMSOL;仿真分析

Abstract:

Keywords:

基金项目(Foundation): 陕西省教育厅重点实验室科研计划项目(15JS083);; 西安石油大学全日制研究生创新基金项目(2015cx140322)~~

作者(Author): 巩媛,程为彬,郭颖娜,雷芳

DOI: 10.16652/j.issn.1004-373x.2018.04.023

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