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利用地下含水层进行能源储存,即深井的冬灌夏用及夏灌冬用,是行之有效的,好方法,也是解决能源短缺的一个有效措施。本文从研究回灌水温度在含水层中的变化特点入手,探讨提高能量储存效率的途径,制定最优储存方案。 一、试验概况 为了解储能体温度在含水层中的运移变化规律,曾设置四组试验场,现以两处为例加以说明。 试验含水层埋藏深度86~132m,主要为上更新统细砂、粉细砂、粉砂,实验室测得土性参数见下表。 抽水试验测得渗透系数K=3.75-4.05m/d,导水系数T=8.61-108.30m~2/d,
The use of underground aquifers for energy storage, namely winter irrigation in summer and summer irrigation in summer, is an effective, good method and an effective measure for solving energy shortages. This article starts with studying the characteristics of changes in recharge water temperature in aquifers, discusses ways to improve energy storage efficiency, and formulates optimal storage plans. First, the test profile In order to understand the law of temperature change of the energy storage body in the aquifer, four test sites have been set up. The burial depth of the test aquifer was 86-132m, mainly fine sand, fine sand and silt of the Upper Pleistocene. The soil parameters measured in the laboratory are shown in the following table. Pumping test measured permeability coefficient K=3.75-4.05m/d, transmissivity coefficient T=8.61-108.30m~2/d,