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机构地区:[1]武汉工程大学机电工程学院,湖北武汉430205 [2]清华大学深圳研究生院,广东深圳518055
出 处:《武汉工程大学学报》2015年第1期35-38,共4页Journal of Wuhan Institute of Technology
摘 要:积分球内部的直插式灯座既不适用于铝基板式LED光源的安装,也不能满足功率型LED光源的散热要求.针对这一问题,通过三维软件为积分球设计一种通用的外接灯座,利用ANSYS软件的热分析模块,对该灯座加载模拟的最大设计热载荷并进行热稳态仿真分析,以得到整个灯座的模拟温度场分布.然后利用ANSYS软件的多目标驱动优化分析工具,对灯座模拟温度场中的最高温度点(区域)进行结构优化设计,以降低灯座的最高温度.最后在实验条件下,调节程控直流电源,加载最大设计电功率,验证热稳态下整个灯座的实际温度分布,并与仿真进行比较.结果表明,实验得到的灯座温度场分布与仿真得到的温度场分布十分接近,经优化后的灯座最高温度明显降低.Aimed at the difficult operation and low work efficiency in monitoring and management in common vegetable factory, My Eclipse was used as development tool and Struts +Spring +Hibernate was used as framework to develop a monitoring system based on Internet. Data related to vegetable growth were collected and transferred to Web server which made decisions on the basis of acquired data and settings. Decisions were sent to actuators to adjust related parameters. The monitoring system adopted can be accessed locally or remotely by managers to monitor the conditions of vegetable and to set new settings. Data related to vegetable growth were saved automatically by Web server and can be analyzed later. Practice indicates that monitoring system of vegetable factory made management convenient and effective.
关 键 词:积分球 LED光源 灯座 多目标驱动优化分析 优化设计
分 类 号:TB35[一般工业技术—材料科学与工程]
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