main tailrace tunnel 尾水主洞
tailrace tunnel ventilation 无压尾水洞引风
Tailrace tunnel vent slope 尾水出口边坡
diffuser of the tailrace tunnel 尾水洞室扩散段
At present Based on the research of TTV technique is based on a long Tailrace tunnel, in which the air parameters in tunnel are close to the saturated conditions corresponding water temperature. So the outlet air can be used directly.
目前有关无压尾水洞引风技术方面的研究主要是基于尾水洞长度较长、尾水洞出口空气参数接近对应尾水温度饱和状态,可直接用于电站厂房通风的前提下。
参考来源 - 受控条件下无压尾水洞引风过程的研究If the headrace scheme is used, the long tailrace tunnel will be essential in underground project.
而在采用首部式开发时,长尾水隧洞是地下厂房枢纽中不可缺少的组成部分。
参考来源 - 水电站尾水系统数值模拟及试验研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The calculated result from an example shows that the stable sectional area reduces with the increase of working head, or the decrease of the tailrace tunnel length.
计算结果表明，尾水调压室断面面积随水轮机工作水头的增大或尾水洞长度的缩短而减小。
The method is adopted in the tail-race system dynamic simulation calculation of Baise hydropower station, and the tailrace tunnel shape is optimized, so the satisfying result is worked out.
将该方法应用于百色水电站的尾水系统动态仿真计算中，并对尾水隧洞洞型进行优化，得到了满意的结果。
Chapter 3: Present the theory of the analysis of stability and computation on regulation process to the system of hydropower station with surge tank of many units sharing in one tailrace tunnel.
第3章，阐述了多机一洞水电站水力调速系统的稳定分析和调节过程计算理论。
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