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利用极值假说研究输沙率为零时的稳定断面形状。
The research of stable channel shape on the condition of bedload discharge equals zero by use the extreme hypotheses.
摘要在托马假定前提下，从调压室基本方程入手，推导复杂尾水系统的尾水调压室稳定断面计算公式，并通过工程实例进行验证。
Based on thoma supposition and basic equations of surge tank, a few formulas were proposed for the stable sectional area of tailrace surge tank on complicated tailrace system.
通过理论推导，研究了水轮机综合特性系数对调压室稳定断面的影响，即水轮机运行中不同工况点效率的相对变化对调压室稳定断面的影响。
The effect of turbine characteristic on stable sectional area of surge tank can be expressed by the synthetic characteristic coefficient of turbine, it shows the effect of turbine efficiency.
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