| LED路灯自由曲面二次光学透镜的设计 |
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| 引用本文： | 于莉媛.LED路灯自由曲面二次光学透镜的设计[J].山西能源与节能,2011(9):73-74. |
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| 作者姓名： | 于莉媛 |
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| 作者单位： | 天津工业大学电气工程与自动化学院,天津,300387 |
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| 基金项目： | 科技部科技人员服务企业项目，天津市教委滨海新区科技特派员项目 |
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| 摘 要： | 半导体发光二极管（LED）的发光效率高、寿命长等优点,使其成为目前道路照明中的应用趋势。针对LED在道路照明上的应用,为获得路面上均匀的矩形配光效果对选定的LED进行自由曲面二次光学透镜的设计,设计出符合城市道路照明标准的LED路灯配光方案,使LED模组直接实现矩形配光。考虑封装后LED的实际配光曲线应用网格对应法利用计算软件标定自由曲面二次光学透镜的离散数据点坐标,对透镜结构进行建模。
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| 关 键 词： | LED路灯 二次光学设计 自由曲面透镜 划分网格法 |
Free-form Second Optical Lens Design of LED Streetlamp |
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| YU Li-yuan.Free-form Second Optical Lens Design of LED Streetlamp[J].Shanxi Energy and Conservation,2011(9):73-74. |
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| Authors: | YU Li-yuan |
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| Affiliation: | YU Li-yuan(School of Electronic Engineering and Automation,Tianjin 300387,Tianjin,China) |
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| Abstract: | As the advantage of high efficiency and long life,semiconductor light-emitting diode（LED） light-emitting become the trend of road lighting applications.In order to get the rectangle and uniform lighting and meet the standards of the city road lighting,the free-form lens of the second optical is designed,and it can compose the LED module.Considering the actual package and the LED light distribution curve and using grid computing method corresponding calibration method the free-form surface of the second optical lens discrete data point coordinates is obtained,and get the structure of the lens model. |
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| Keywords: | led streetlamp second optical design free-form lens grid method |
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