摘要
阐述一款大功率风冷直流充电机的散热设计方法。针对直流充电机户外应用场景,开展太阳辐射对整机温升影响的研究;基于晴天太阳辐射模型,分析户外设备太阳辐射时内部温升算法;借助仿真软件,对太阳辐射时充电机的内部温升进行模拟;设计模拟地面太阳辐射环境试验,完成整机测试。从理论算法、仿真模拟及试验测试三个维度,验证本产品散热设计方法的可靠性。
This paper introduces the heat dissipation design method of a high power air-cooled DC charger.According to the outdoor application scenarios of products,the influence of solar radiation on the temperature rise of the whole machine is studied.Based on the sunny solar radiation model,the internal temperature rise algorithm of outdoor equipment under solar radiation is analyzed,and the internal temperature rise of charger under solar radiation is simulated with the aid of simulation software.Ground solar radiation environment test is designed and simulated,and complete machine testing is completed.The reliability of the proposed method is verified through theoretical algorithm,simulation and experimental test.
作者
杜戴宁
林元华
严代智
DU Daining;LIN Yuanhua;YAN Daizhi(State Grid Electric Power Reserch Institute,NARI Group Corporation,Nanjing 211106,China;NARI Technology Co.,Ltd.,Nanjing 211106,China)
出处
《机械制造与自动化》
2025年第4期289-293,共5页
Machine Building & Automation
基金
国网电力科学研究院有限公司科技项目(524609240021)。
关键词
直流充电机
太阳辐射
热设计
温升计算
DC charger
slolar radiation
thermal design
temperature rise calculation
