为研究内插热管太阳能真空集热管(solar vacuum collector tube with an inserted heat pipe,SVCTIHP)内部各部件及界面改变与传热效果间关系,指导结构和工艺优化,提高SVHCTIHP性能,建立了SVHCTIHP内部热量传递的数学模型。利用MATLAB...为研究内插热管太阳能真空集热管(solar vacuum collector tube with an inserted heat pipe,SVCTIHP)内部各部件及界面改变与传热效果间关系,指导结构和工艺优化,提高SVHCTIHP性能,建立了SVHCTIHP内部热量传递的数学模型。利用MATLAB软件对型号为Z-Bj/0.6-WF-1.5/16-58的SVCTIHP的动态响应特征进行模拟分析和实验验证。对热量在SVCTIHP内部传递过程中各主要环节的热损失随结构、材料参数的变化规律进行了模拟,分析了提高SVCTIHP集热性能的途径,发现热管与翅片的接触热阻对SVCTIHP集热效率的影响大。利用新型导热胶对热管与翅片的接触部位进行了填充性黏结并进行了实验测试。结果表明:工艺改进后,该型热管冷凝出口端温度提高了37.8℃,集热效率提高12%。展开更多
基金Project (2021A1515012268) supported by the Guangdong Basic and Applied Basic Research Foundation,ChinaProject (52074094) supported by the National Natural Science Foundation of China+4 种基金Project supported by the Distinguished Professor Program of Jinggang Scholars in Institutions of Higher LearningJiangxi Province,ChinaProject (GJJ180437) supported by the Science and Technology Program of Education DepartmentProject (2021A0104001) supported by the Science and Technology Planning Project of Meizhou,ChinaProjects (2022GDASZH-2022010104,2023GDASZH-2023010104) supported by the Guangdong Academy of Sciences Project of Science and Technology Development,China。
基金Project(2019YFC1907405) supported by the National Key R&D Program of ChinaProjects(52064021,52074136,51974140,52064018) supported by the National Natural Science Foundation of China+4 种基金Project(20204BCJL23031) supported by the Jiangxi Provincial Cultivation Program for Academic and Technical Leaders of Major Subjects,ChinaProject(20202ACB213002) supported by the Jiangxi Province Science Fund for Distinguished Young Scholars,ChinaProject(2019KY09) supported by the Merit-based Postdoctoral Research in Jiangxi Province,ChinaProject(JXUSTQJBJ2020004) supported by the Program of Qingjiang Excellent Young Talents,Jiangxi University of Science and Technology,ChinaProject(20212ACB204015) supported by the Key Projects of Jiangxi Key R&D Plan,China。
文摘为研究内插热管太阳能真空集热管(solar vacuum collector tube with an inserted heat pipe,SVCTIHP)内部各部件及界面改变与传热效果间关系,指导结构和工艺优化,提高SVHCTIHP性能,建立了SVHCTIHP内部热量传递的数学模型。利用MATLAB软件对型号为Z-Bj/0.6-WF-1.5/16-58的SVCTIHP的动态响应特征进行模拟分析和实验验证。对热量在SVCTIHP内部传递过程中各主要环节的热损失随结构、材料参数的变化规律进行了模拟,分析了提高SVCTIHP集热性能的途径,发现热管与翅片的接触热阻对SVCTIHP集热效率的影响大。利用新型导热胶对热管与翅片的接触部位进行了填充性黏结并进行了实验测试。结果表明:工艺改进后,该型热管冷凝出口端温度提高了37.8℃,集热效率提高12%。