水工建筑物计算书——宁村水库重力坝初步设计

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1、《水工建筑物》课程设计计算书——宁村水库重力坝初步设计班　级：　水利水电工程？？　学　生：　　？？？　　指导教师：　？？？　完成时间：　？？？　　　？？大学土木建筑工程学院28目录一、工程等级的确定·····························································3（一）原理·········································································3（二）计算过程·····················································

2、··············3二、孔口尺寸拟定及设计洪水位、校核洪水位的确定·····················3（一）堰顶高程的拟定···························································3（二）堰顶溢流前沿宽度的拟定···············································3（三）设计洪水位、校核洪水位的计算·······································4三、挡水坝设计············································

3、··························4（一）坝顶高程的确定····························································4（二）建基面高程的确定························································5（三）坝顶宽度的确定····························································5（四）上下游坝坡坡率及起坡点位置的确定································5（五）坝体强度稳定承载

4、力极限状态设计····································6（六）坝体上游面拉应力的正常使用极限状态设计························6（七）坝体应力分析·······························································6四、溢流坝设计······································································6（一）溢流坝断面设计················································

5、············6（二）消能防冲设计·······························································8（三）导墙设计·····································································9（四）坝体强度稳定极限状态设计··············································9（五）坝体正常使用极限状态合计··············································9五、大坝剖面优化和应力稳定

6、分析··············································10六、工程量与开挖量计算····························································10七、附表·················································································11（一）附表一：挡水坝电算方案···············································11（二）附表二：溢流坝电算方案·············

7、···································2128宁村水库重力坝初步设计计算书一、工程等级的确定（一）原理：拟定泄水建筑物，进行调洪计算，求得校核洪水位，再根据附图1（宁村水库水位~库容关系曲线）查得水库总库容，最终根据规范《水利水电工程等级划分及洪水标准》SL252-2000确定工程等级。（二）计算过程：已知：在校核洪水（0.2%）下，Q=588m3/s；正常蓄水位1