相比地表水库工程而言, 地下水库工程是通过人工干预改变地下水补给量或排泄量来调节库容, 在水资源战 略储备和地下水资源保护等方面均有一定的优势。国内外地下水库工程已有一定数量和规模, 但国外建设的地下 水库工程广泛地应用了ASR( 含水层存储与回用) 技术模式, 而国内则由于存在成本效益比不清晰、回灌堵塞技术 未突破、环境影响不确定、回灌水源不足以及缺少政策法规指导等原因, 尚无应用案例。然而, 无论是在城市供水和 水资源调蓄, 还是水质涵养及战略储备上, 建设采用ASR 技术模式增压回灌的地下水库工程仍具有重要意义, 具有 较好的发展前景。

Compared to the sur face reser voir eng ineer ing, under gr ound r eservo ir eng ineering r egulates the reserv oir capacity throug h ar tificial inter vention into g ro undwater recharg e or discharg e, and it has cer tain adv ant ages in the strat eg ic r eser ves of water resources and g roundw ater r eso urces pr otectio n. Many underg ro und reservo ir s hav e been constructed in China and other co untr ies, and ASR( Aquifer Sto rag e & Recover y) technolog y is widely used in t he under gr ound r eser vo ir co nstr uction of some foreign co untr ies; how ever , it is no t used in China, w hich is due to that the cost2effect iveness is not clear , r echar ge plug t echnolo2 g y still has limitat ions, environmental impact is uncert ain, recha rge w ater is lacking , and domest ic policies and r egulations ar e absent. H ow ever, ASR technolog y has gr eat significance and pro spects in the under gr ound reserv oir construction fr om the per2 spect ives of urban water supply, w ater r eso ur ces sto rage, water conser vation, and str ategic r eser ves.

环保部财政项目/ 全国地下水基础环境状况调查评估( 1441100022) ; 国家环保公益项目( 201309003; 201409030)