| 太阳能-空气源热泵耦合式沼气池加温系统设计 |
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| 引用本文： | 石惠娴,王卓,朱洪光,雷勇,张迪,裴晓梅.太阳能-空气源热泵耦合式沼气池加温系统设计[J].建筑节能,2010,38(10). |
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| 作者姓名： | 石惠娴 王卓 朱洪光 雷勇 张迪 裴晓梅 |
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| 作者单位： | 1. 同济大学现代农业科学与工程研究院,上海,200092
2. 同济大学机械工程学院,上海,200092 |
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| 基金项目： | 上海市科委科技发展基金，国家科技支撑计划项目，国家科技支撑计划项目，上海市科委项目 |
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| 摘 要： | 针对8 m3沼气发酵池设计了一套空气源热泵-太阳能耦合式加温系统,可以根据不同天气切换运行太阳能、太阳能空气源热泵和空气源热泵3种热源模式,以满足沼气池内的加温需求。计算了沼气池加温系统的热负荷,将该系统与电热膜加温系统和地源热泵系统进行了比较,可以分别增加投资效益净现值11866.9元和4726.7元,多投资部分的投资回收期分别为8年和4年。可见,对于小型沼气池工程,采用空气源热泵辅助太阳能热水系统,从节能性与经济性来讲,是一种适宜推广的热源形式。
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| 关 键 词： | 沼气池 空气源热泵 太阳能 加温系统 经济性分析 |
Design on Heating Systems Combined with Air-source Heat Pump and Solar Energy of the Rural Biogas Digester |
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| SHI Hui-xian,WANG Zhuo,ZHU Hong-guang,LEI Yong,ZHANG Di,PEI Xiao-mei.Design on Heating Systems Combined with Air-source Heat Pump and Solar Energy of the Rural Biogas Digester[J].Construction Conserves Energy,2010,38(10). |
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| Authors: | SHI Hui-xian WANG Zhuo ZHU Hong-guang LEI Yong ZHANG Di PEI Xiao-mei |
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| Affiliation: | SHI Hui-xian 1,WANG Zhuo 1,ZHU Hong-guang 1,LEI Yong 1,ZHANG Di 1,PEI Xiao-mei 2(1.Modern Agricultural Science and Engineering Institute,Tongji University,Shanghai 200092,China,2.College of Mechanical Engineering,China) |
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| Abstract: | A heating system combined with air-source heat pump and solar energy was designed for an 8m3 fermentation reactor.In or-der to meet the heat load,it can be switched for different patterns including solar energy powered mode,solar powered air-source heat pump mode and air-source heat pump mode according to different weathers.Heat load was calculated based on the characteristics of the digester.Compared with the electro-thermal film heating system and ground source heat pump system,this system increases inves... |
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| Keywords: | biogas digester air-source heat pump solar energy heating system economics and availability |
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