文档介绍：ClassifiedIndex:TKl : Thesis fortheMasterDegree Novel Vapor Chamber Heat Spreader forThermal Management ofHigh Power Light Emitting Diodes Candidate: Supervisor: Academic Degree Applied for: Specialty: School: Date ofDefense: ABANDA AIME MAIⅡHIAL Jinliang MasterDegree Thermal Physic Engineering School ofRenewable Energies March,2012 Degree—-Conferring·-Institution: North China ElectricPower University 华北电力大学硕士学位论文原创性声明本人郑重声明:此处所提交的硕士学位论文《新型平板热管对于大功率LED的散热性能研究》,是本人在导师指导下,在华北电力大学攻读硕士学位期间独立进行研究工作所取得的成果。据本人所知,论文中除已注明部分外不包含他人已发表或撰写过的研究成果。对本文的研究工作做出重要贡献的个人和集体,均己在文中以明确方式注明。本声明的法律结果将完全由本人承担。作者虢乍裟一批￡日飙训蜱嘲乩日华北电力大学硕士学位论文使用授权书《新型平板热管对于大功率LED的散热性能研究》系本人在华北电力大学攻读硕士学位期间在导师指导下完成的硕士学位论文。本论文的研究成果归华北电力大学所有,本论文的研究内容不得以其它单位的名义发表。本人完全了解华北电力大学关于保存、使用学位论文的规定,同意学校保留并向有关部门送交论文的复印件和电子版本,允许论文被查阅和借阅,学校可以为存在馆际合作关系的兄弟高校用户提供文献传递服务和交换服务。本人授权华北电力大学,可以采用影印、缩印或其他复制手段保存论文,可以公布论文的全部或部分内容。本学位论文属于(请在以上相应方框内打“√”): 保密口,在年解密后适用本授权书不保密口作者签名:拈≮耘翟L础一台期:1叫乞年吣月。1日作者签名: 啊抖堡一一r‘目期:1勺。乞年吣月01日铆躲\鼬位吼碱L年∞删日 North China ElectricPowerUniversity Abstract Energy saving inthelighting area hasleaded people toconsider highpower lightemitting diodes(HP LEDs、as astrong altemative totraditionalincandescent fluorescent LEDs are called toplay an important contribution inglobal the energy consumption due totheir superiorefficiency,lifetime,reliability,and es the need of effective thermal management solution inorder to preserve device performance and pipe heat transfertechnologies have proved tobe good alternative mon used copper block Chamber(VC)is a specific kindofheatpipe characterized by acompact structure,good thermal conductivity,and excellentisothermal alsothespecificity tospread heatfrom one point to a two-dimensionallarge condensation water,acetone,and ethanol are used as working fluidtheoreticalanalysis and heattransfer testperformances havebeen carry out ontwo specifictype ofVC namel