地源能量系统蓄能份额影响研究

Impact study on the ratio of energy storage in ground source energy system

蓄能技术是减缓冷热负荷不均对地源能量系统运行影响和实现可再生能源高效利用的有效方法.本文通过研究地源能量系统不同蓄能负荷份额比例,计算了该系统多年长期运行过程中地埋管出口水温、热泵机组能效比和耗电量等参数,为不同地域地源能量系统的工程设计和运行预测提供了理论方法.

Energy storage technology is an effective method to mitigate the influence of uneven cold and heat loads on the operation of ground source energy system and to realize high efficiency utilization of renewable energy.In this paper,by studying the different ratios of energy storage load shares in the ground source energy system,the parameters such as the water temperature at the outlet of buried pipe,the energy efficiency ratio of heat pump unit and the power consumption during the multi-year long-term operation of this system were calculated,which provided theoretical methods for the engineering design and operation prediction of the ground source energy system in different regions.