马鞍桥水库混凝土心墙堆石坝三维有限元渗流计算分析.pdfVIP

第 41 卷云南水力发电

第 6 期YUNNANWATERPOWER49

马鞍桥水库混凝土心墙堆石坝三维有限元渗流计算分析

孙健

（新疆兵团勘测设计院集团股份有限公司，新疆 石河子 832000）

摘要：马鞍桥水库工程设计考虑坝体变形及沉降风险，采取坝体填筑完成后，从坝顶高程开挖浇筑混凝土防

渗墙的方式，坝型为混凝土心墙堆石坝。通过三维有限元渗流分析，研究马鞍桥水库坝体和坝基渗流分布规律，

确定坝体、坝基岩体和覆盖层的渗透水头、渗透流量、渗透比降，坝体和两岸的浸润面，通过分析各关键部位

的渗流稳定性，论证了混凝土心墙堆石坝方案渗控措施的可行性和可靠性。 

关键词：混凝土心墙堆石坝；马鞍桥水库；三维有限元；渗流分析

中图分类号：TV223.4        文献标识码：A        文章编号：1006-3951(2025)06-0049-03

DOI：10.3969/j.issn.1006-3951.2025.06.012

ThreeDimensionalFiniteElementSeepageCalculationandAnalysisof

ConcreteCoreWallRockfillDaminMaanqiaoReservoir

SUNJian

(XpccSurveyingDesigningInstituteGroupCo.,Ltd.,Shihezi832000China)

Abstract:ThedesignofMaanqiaoReservoirprojectconsiderstheriskofdamdeformationandsettlement.After

thecompletionofdamfilling,themethodofexcavatingandpouringconcreteimpermeablewallsfromthedam

crestelevationisadopted.Thedamtypeisaconcretecorerockfilldam.Throughthree-dimensionalfiniteelement

seepageanalysis,thedistributionlawofseepageinthedambodyandfoundationofMaanqiaoReservoirwas

studied.Theseepagehead,seepageflowrate,andseepagegradientofthedambody,foundationrockmass,and

coverlayerweredetermined,aswellastheseepagesurfaceofthedambodyandbothbanks.Byanalyzingthe

seepagestabilityofeachkeypart,thefeasibilityandreliabilityoftheseepagecontrolmeasuresfortheconcrete

corewallrockfilldamschemeweredemonstrated.

Keywords:concretecorerockfilldam;MaanqiaoReservoir;threedimensionalfiniteelement;seepageanalysis

0 引言1 工程概况

马鞍桥水库位于顺河向的玉明珠断层［1］（F）马鞍桥水库位于云南省临沧市永德县的麦坝