三峡水利枢纽技术设计中一些重大技术问题的论述

三峡水利枢纽在技术设计中，研究解决、决策了大坝泄洪消能，岸坡厂房坝段基础深层稳定，电站引水管道结构型式，电站排沙排漂，永久船闸输水系统及水力学，引航道布置及通航水流条件、高边坡稳定，升船机承重结构稳定，水轮发电机组及金属结构中的永久船闸人字门、启闭机、充水泄水阀门，升船机承船厢提升及平衡系统等一些重大技术问题。

Discussion on the several major problems in the design of the Three Gorges Project

In the technical design of the hree Gorges Project, the following major technical problems have been identified and solvd, that is energy dissipation for flood discharging through the dam;deep foundation stability in thepowerhouse dam section on the bank; structural types of diversion pipeline of hydropower station; sediment anddrifter flushing for the station; the conditions of water conveyance system, hydraulics, layout of approach channeland navigable flow for permanent navigation lock; stability of high side-slope; loadbearing structure stability of shipelevator; miter gate of permanent navigation lock, hoisting equipment and water filling and discharging valves forthe hydraulic turbine generator unit and metal structure;lock chamber lifting and balance system of ship elevator.