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高校宿舍太阳能-空气源热泵复合热水系统设计与应用探讨
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作者 林小辉 张骞 +1 位作者 张栋喆 燕博 《山西建筑》 2024年第13期151-154,198,共5页
在当前积极倡导节能减排的政策要求下,可再生能源利用逐渐普及。以西安建筑科技大学学生宿舍太阳能-空气源热泵复合热水系统为例,阐述了复合热水系统的构成、工作原理,对太阳能集热系统、空气源热泵换热系统、热水供水系统等进行了设计... 在当前积极倡导节能减排的政策要求下,可再生能源利用逐渐普及。以西安建筑科技大学学生宿舍太阳能-空气源热泵复合热水系统为例,阐述了复合热水系统的构成、工作原理,对太阳能集热系统、空气源热泵换热系统、热水供水系统等进行了设计计算,给出了集热器、热泵机组、集热水箱、供热水箱等主要设备的选型结果,提出了系统运行控制方案,并结合实际运行工况下的热性能数据,计算得到系统在不同季节的太阳能保证率、热泵能效比COP值,表明系统具有极大的节能性。 展开更多
关键词 太阳能 空气源热泵 集热水箱 供热水箱 运行控制 节能效益
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Mathematical Modelling of Charge/Discharge Process in Seasonal Heat Storage Tank
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作者 Ladislav Boszormenyi Emese Sivakova Roman Vodicka Peter Kapalo 《Journal of Energy and Power Engineering》 2014年第3期495-501,共7页
The seasonal heat storage tank is the most important component of the SDH (solar district heating) system, which allows significant increase in the share of solar energy in heat supply in comparison with conventiona... The seasonal heat storage tank is the most important component of the SDH (solar district heating) system, which allows significant increase in the share of solar energy in heat supply in comparison with conventional solar systems with short-term accumulation of heat. The adverse impact of their investment sophistication on competitiveness may be compensated by the increased use. For example: Cooperation with heat pump allows to increase the accumulation capacity of the seasonal heat storage tank and causes the direct use of heating energy and accumulation of cooling energy produced by heat pump. In the final stage of the heating period, it can be used to remote cooling supplied buildings. Experimentation on mathematical model is possible to obtain valuable insights about the dynamics of the processes of charging and discharging in the seasonal storage tank and subsequently used in the design, implementation and operation. 展开更多
关键词 One seasonal heat storage temperature stratification.
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