【正文】 1 目 錄 目 錄 ................................................................... 1 第 1 章 非溢流壩設(shè)計(jì) ...................................................... 3 壩基面高程的確定 ............................................................................................................ 3 壩頂高程計(jì)算 .................................................................................................................... 3 基本組合情況下： ............................................. 3 特殊組合情況下： ............................................. 5 壩寬計(jì)算 ............................................................................................................................ 5 壩面坡度 ........................................................................................................................... 5 壩基的防滲與排水設(shè)施擬定 ........................................................................................... 6 第二章 非溢流壩段荷載計(jì)算 ................................................ 7 計(jì)算情況的選擇 ............................................................................................................... 7 荷載計(jì)算 ........................................................................................................................... 7 自重 ................................................................................................................................ 7 靜水壓力及其推力 ............................................. 8 揚(yáng)壓力的計(jì)算 ................................................. 9 淤沙壓力及其推力 ............................................ 12 波浪壓力 .................................................... 13 土壓力 ...................................................... 14 第 3 章 壩體抗滑穩(wěn)定性分析 ............................................... 15 抗滑穩(wěn)定計(jì)算 ................................................................................................................. 17 抗剪斷強(qiáng)度計(jì)算 ............................................................................................................. 18 第 4 章 應(yīng)力分析 ......................................................... 19 總則 ................................................................................................................................. 19 大壩垂直應(yīng)力分析 ............................................ 19 大壩垂直應(yīng)力滿足要求 ........................................ 20 計(jì)算截面為建基面的情況 .............................................................................................. 21 荷載計(jì)算 .................................................... 21 運(yùn)用期（計(jì)入揚(yáng)壓力的情況） .................................. 22 運(yùn)用期（不計(jì)入揚(yáng)壓力的情況） ................................ 23 施工期 ...................................................... 23 第 5 章 溢流壩段設(shè)計(jì) ..................................................... 24 泄流方式選擇 ..................................................................................................................24 洪水標(biāo)準(zhǔn)的確定 ..............................................................................................................25 流量的確定 ......................................................................................................................25 單寬流量的選擇 ..............................................................................................................25 孔口凈寬的擬定 ..............................................................................................................25 溢流壩段總長度的確定 ..................................................................................................26 堰頂高程的確定 ..............................................................................................................26 閘門高度的確定 ..............................................................................................................27 定型水頭的確定 ..............................................................................................................27 泄流能力的校核 ............................................................................................................28 溢流壩段剖面圖 ............................................. 28 溢流壩段穩(wěn)定性分析 ......................................... 29 （ 1）正常蓄水情況 ..............................................................................................