地面沉降对地下水时空响应及其非工程控沉

P694; 针对潍北平原地面沉降问题,建立地面沉降流固耦合三维数值模型,从宏观的角度探讨潍北平原在未来一段时间内区域性地面沉降的发展规律,考虑到地下水开采与地面沉降的相互关系,量化地下水开采对其的负面影响.研究结果表明:潍北平原地区沉降漏斗中心主要分布在寿光市营里镇东部和广陵乡北部;保持2019年地下水开采量,潍北平原未来10年内的沉降仍呈继续发展和增加态势,2029年最大累积地面沉降量将高达565.42 mm,年均增长率为38.97 mm/a,沉降中心未发生转移;随着地下水开采量的减少,地面沉降发育程度明显得到缓解,随之持续减小,地面沉降的减缓趋势则会逐渐趋于平缓;当减采量控制在10%与30...

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Published in东北大学学报(自然科学版) Vol. 42; no. 7; pp. 1032 - 1040
Main Authors 贾超, 张少鹏, 丁朋朋, 吴静
Format Journal Article
LanguageChinese
Published 山东大学海洋研究院,山东青岛 266237 01.07.2021
Subjects
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ISSN1005-3026
DOI10.12068/j.issn.1005-3026.2021.07.018

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Abstract P694; 针对潍北平原地面沉降问题,建立地面沉降流固耦合三维数值模型,从宏观的角度探讨潍北平原在未来一段时间内区域性地面沉降的发展规律,考虑到地下水开采与地面沉降的相互关系,量化地下水开采对其的负面影响.研究结果表明:潍北平原地区沉降漏斗中心主要分布在寿光市营里镇东部和广陵乡北部;保持2019年地下水开采量,潍北平原未来10年内的沉降仍呈继续发展和增加态势,2029年最大累积地面沉降量将高达565.42 mm,年均增长率为38.97 mm/a,沉降中心未发生转移;随着地下水开采量的减少,地面沉降发育程度明显得到缓解,随之持续减小,地面沉降的减缓趋势则会逐渐趋于平缓;当减采量控制在10%与30%之间时,地面沉降灾害的减缓效果较佳.
AbstractList P694; 针对潍北平原地面沉降问题,建立地面沉降流固耦合三维数值模型,从宏观的角度探讨潍北平原在未来一段时间内区域性地面沉降的发展规律,考虑到地下水开采与地面沉降的相互关系,量化地下水开采对其的负面影响.研究结果表明:潍北平原地区沉降漏斗中心主要分布在寿光市营里镇东部和广陵乡北部;保持2019年地下水开采量,潍北平原未来10年内的沉降仍呈继续发展和增加态势,2029年最大累积地面沉降量将高达565.42 mm,年均增长率为38.97 mm/a,沉降中心未发生转移;随着地下水开采量的减少,地面沉降发育程度明显得到缓解,随之持续减小,地面沉降的减缓趋势则会逐渐趋于平缓;当减采量控制在10%与30%之间时,地面沉降灾害的减缓效果较佳.
Author 丁朋朋
贾超
张少鹏
吴静
AuthorAffiliation 山东大学海洋研究院,山东青岛 266237
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JIA Chao
WU Jing
ZHANG Shao-peng
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演化趋势
潍北平原
地下水开采
地面沉降
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