袁靖宇,王锦国,陈舟,李伟健

• 1:河海大学地球科学与工程学院

摘要(Abstract)：

底泥盐分的释放是滨海区水体咸化的重要因素之一。从研究底泥-水体系统盐分迁移规律入手,通过室内实验主要探索了静置状态下底泥厚度对该系统中盐分迁移的影响,并初步阐明了系统中的溶质运移机理。实验结果表明:底泥厚度的大小与其单位质量盐分释放强度以及盐分迁移率均成反比;仅在分子扩散作用下发生的垂向溶质运移影响深度是有限的;底泥盐分向水中释放的过程是不连续的,将这种导致土体盐分释出忽快忽慢的现象称之为盐分分层释出。

关键词(KeyWords)： 滨海地区;水体咸化;底泥释放;溶质运移

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金资助项目:不可或缺和恢复的地下水资源及其计算评价(41572209)

作者(Author): 袁靖宇,王锦国,陈舟,李伟健

参考文献(References)：

• [1]胡鹏，刘春光，孙红文，等．北大港水库底泥盐分释放规律研究[J]．环境科学与技术，2013,36(S1):69-73.HU Peng,LIU Chunguang,SUN Hongwen,et al. Study on salt release law of bottom sediment in beidagang reservoir[J]. Environmental science and technology,2013,36(S1):69-73.(in chinese)
• [2]吴光红，李金中，李学菊．天津滨海地区城市供水调节水库水质咸化原因与改善途径[J]．水资源保护，2010,26(1):29-35.WU Guanghong,LI Jinzhong,LI Xueju. Causes and improvement approaches of water quality salinization in urban water supply regulation reservoirs in tianjin coast region[J]. Water resource protection,2010,26(1):29-35.(in chinese)
• [3]李海明，夏雪桐，康文娟，等．北大港水库水质咸化规律与影响因素分析[J]．南水北调与水利科技，2013,11(1):87-92.LI Haiming,XIA Xuetong,KANG Wenjuan,et al. Analysis of salinity law and influencing factors of water quality in beidagang reservoir[J].South-to-north water diversion and water conservancy technology,2013,11(1):87-92.(in chinese)
• [4]Cook P G,ValentíRodellas,Andrisoa A,et al. Exchange across the sediment-water interface quantified from porewater radon profiles[J].Journal of Hydrology,2018,559.
• [5]王友恒，姜翠玲，张鹏，等．底泥盐分释放对北大港水库分库蓄水后水质的影响[J]．水电能源科学，2013(8):49-52.WANG Youheng,JIANG Cuiling,ZHANG Peng,et al. Effects of sediment salt release on water quality after storage in beidagang reservoir[J].Hydropower energy science,2013(8):49-52.(in chinese)
• [6]Portielje R,Lijklema L. Estimation of sediment-water exchange of solutes in Lake Veluwe,the Netherlands[J]. Water Research,1999,33(1):279-285.
• [7]叶清华，李煜，王文，等．底泥盐分释放影响下的滨海水库水体盐度变化过程数值模拟[J]．河海大学学报(自然科学版)，2015(6).YE Qinghua,LI Yu,WANG Wen,et al. Numerical simulation of water salinity change process in coastal reservoir under the influence of salt release of sediment[J]. Journal of hohai university(natural science edition),2015(6).(in chinese)
• [8]高增文，郑西来，吴俊文．海湾水库蓄水初期底质与淡水盐分交换的试验研究[J]．水科学进展，2006,17(2):170-175.GAO Zengwen,ZHENG Xilai,WU Junwen. Experimental study on salt exchange between sediment and fresh water at the initial stage of storage in gulf reservoir[J]. Progress in water science,2006,17(2):170-175.(in chinese)
• [9]张效龙，朱鸣鹤，郑西来．环境因素影响下海湾蓄淡水库底泥盐分释放试验研究[J]．海洋通报，2010,29(2):135-142.ZHANG Xiaolong,ZHU Minghe,ZHENG Xilai. Experimental study on salt release from bottom sediment in gulf storage reservoir under the influence of environmental factors[J]. Marine bulletin,2010,29(2):135-142.(in chinese)
• [10]张鹏，姜翠玲，朱立琴，等．沿海拟建水库底泥盐分释放规律研究[J]．人民黄河，2013,35(9).ZHANG Peng,JIANG Cuiling,ZHU Liqin,et al. Study on salt release law of bottom sediment of proposed coastal reservoirs[J]. Renmin Yellow River,2013,35(9).(in chinese)
• [11]王艳，王正祥，廉晓娟，等．天津滨海地区土壤电导率的测定及其与含盐量的关系[J]．天津农业科学，2011,17(2).WANG Yan,WANG Zhengxiang,LIAN Xiaojuan,et al. Determination of soil conductivity and its relationship with salt content in tianjin coastal region[J]. Tianjin agricultural science,2011,17(2).(in chinese)
• [12]何文寿，刘阳春，何进宇．宁夏不同类型盐渍化土壤水溶盐含量与其电导率的关系[J]．干旱地区农业研究，2010,28(1).HE Wenshou,LIU Yangchun,HE Jinyu. Relationship between water soluble salt content and electrical conductivity of different types of salinized soil in ningxia[J]. Agricultural research in arid regions,2010,28(1).(in chinese)
• [13]厉仁安，王飞，秦方锦，等．滨海盐土全盐量与电导率之间最佳曲线方程研究[J]．农学学报，2015,5(3):59-62.LI Renan,WANG Fei,QIN Fangjin,et al. Study on the optimal curve equation between total salt content and electrical conductivity of coastal saline soil[J]. Actaagronomica sinica,2015,5(3):59-62.(in chinese)
• [14]刘大有．现有泥沙理论的不足和改进———扩散模型和费克定律适用性的讨论[J]．泥沙研究，1996(03):40-46.LIU Dayou. Shortcomings and improvement of existing sediment theory--discussion on the applicability of diffusion model and fick's law[J].Sediment research,1996(03):40-46.(in chinese)
• [15]王娟，高增文，赵全升．库底排咸沟对控制海湾水库库水咸化的效应[J]．环境科学与技术，2010,33(12):33-35.WANG Juan,GAO Zengwen,ZHAO Quansheng. Effect of reservoir bottom discharge on controlling the salinization of bay reservoir[J]. Environmental science and technology,2010,33(12):33-35.(in chinese)
• [16]吴明洲，王锦国，陈舟．沿海滩涂淤泥质黏土水盐迁移试验分析[J]．水资源保护，2016,32(3):137-142.WU Mingzhou,WANG Jinguo,CHEN Zhou. Analysis of silt clay water and salt transfer test in coastal tidal flat[J]. Water resources protection,2016,32(3):137-142.(in chinese)