基于热伏材料中低温地热发电原理与技术构想
Principle and Technological Conception of Middle-low Temperature Geothermal Power Generation Based on Large-scale Single Crystals of Thermovoltaic Materials
作者:谢和平(四川大学 水力学与山区河流开发保护国家重点实验室, 水利水电学院, 四川 成都 610065;深圳大学 深地科学与绿色能源研究院, 广东 深圳 518060);昂然(四川大学 辐射物理及技术教育部重点实验室, 原子核科学技术研究所, 四川 成都 610064);李碧雄(四川大学 建筑与环境学院, 四川 成都 610065);邓建辉(四川大学 水力学与山区河流开发保护国家重点实验室, 水利水电学院, 四川 成都 610065);莫思特(四川大学 电气信息学院, 四川 成都 610065);陈志禹(四川大学 辐射物理及技术教育部重点实验室, 原子核科学技术研究所, 四川 成都 610064);唐明静(四川大学 辐射物理及技术教育部重点实验室, 原子核科学技术研究所, 四川 成都 610064);尹聪(四川大学 辐射物理及技术教育部重点实验室, 原子核科学技术研究所, 四川 成都 610064)
Author:XIE Heping(State Key Lab. of Hydraulics and Mountain River Eng.,College of Water Resources and Hydropower,Sichuan Univ.,Chengdu 610065,China;Inst. of Deep Earth Sci. and Green Energy,Shenzhen Univ.,Shenzhen 518060, China);ANG Ran(Key Lab. of Radiation Physics and Technol.,Ministry of Education,Inst. of Nuclear Sci. and Technol.,Sichuan Univ.,Chengdu 610064,China);LI Bixiong(College of Architecture and Environment,Sichuan Univ.,Chengdu 610065,China);DENG Jianhui(State Key Lab. of Hydraulics and Mountain River Eng.,College of Water Resources and Hydropower,Sichuan Univ.,Chengdu 610065,China);MO Site(College of Electrical Eng. and Info. Technol.,Sichuan Univ.,Chengdu 610065,China);CHEN Zhiyu(Key Lab. of Radiation Physics and Technol.,Ministry of Education,Inst. of Nuclear Sci. and Technol.,Sichuan Univ.,Chengdu 610064,China);TANG Mingjing(Key Lab. of Radiation Physics and Technol.,Ministry of Education,Inst. of Nuclear Sci. and Technol.,Sichuan Univ.,Chengdu 610064,China);YIN Cong(Key Lab. of Radiation Physics and Technol.,Ministry of Education,Inst. of Nuclear Sci. and Technol.,Sichuan Univ.,Chengdu 610064,China)
收稿日期:2018-03-11 年卷(期)页码:2018,50(2):1-12
期刊名称:工程科学与技术
Journal Name:Advanced Engineering Sciences
关键字:中低温地热发电;热伏材料;大尺寸单晶;温差发电;工程化对接技术
Key words:middle-low temperature geothermal power generation;thermovoltaic materials;large-scale single crystals;electric generation by temperature difference;engineering technology transfer
基金项目:国家重点研发计划资助项目(2016YFC0600701)
中文摘要
本文系统分析了中国中低温地热发电的现状和技术瓶颈,提出了热伏材料概念,以大尺寸单晶热伏材料及其相应的热伏器件等为关键技术切入点,系统提出了高效、稳定的中低温地热热伏发电以及基于冷、热、电联供一体化的工程实施和精准对接的技术原理和构想。该技术构想突破了传统中低温地热发电通过机械能转化为电能的局限性,利用大尺寸单晶热伏材料将热能直接高效转化为电能,这一创新技术研发对保持中国在地热发电领域尤其是中低温区领域的国际核心竞争力、获取自主知识产权、实现地热能高效利用和规模开发具有重要的战略指导意义。同时,该战略性技术构想有望引领全球地热发电新的技术革命,以奠定中国在中低温地热发电领域处于全球领先地位,从而实现地热资源的清洁绿色可持续利用。
英文摘要
This paper systematically analyzes the present situation and technological difficulties of middle-low temperature geothermal power generation in China.The concept of thermovoltaic materials is proposed.The key technologies such as large scale single crystals of thermovoltaic materials and thermovoltaic devices are utilized as the starting point.We systematically proposed the high efficient and stable middle-low temperature geothermal thermovoltaic power generation system,and proposed the technological principle and conception of engineering implementation and precise transfer based on cold,hot,and electrical consolidated integration.The technological conception breaks through the traditional restriction of middle-low temperature geothermal thermovoltaic power generation from mechanical energy to electricity,and directly converts heat energy into electricityeffectively by utilizing large-scale single crystalsof thermovoltaic materials.The research and development of such subversive technology is of great strategic guiding significance,especially in the middle-low temperature region,to maintain our country's international core competitiveness in geothermal power,to acquire independent intellectual property,and to realize the efficient utilization of geothermal energy and scale development.Meanwhile,this strategic technology concept is expected to lead a new technological revolution of geothermal power generation in the world,to establish our country in the field of middle-low temperature geothermal power generation for global leader,and to achieve the clean and green sustainable utilization of geothermal resources.
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