提出了梯形渠道临界水深的一种迭代解法。
A new iterative method of calculating critical depth of water for ladder canal is presented in the paper.
基于模式搜索算法求解梯形明渠的临界水深。
The study was to solve the trapezoidal open canal critical depth of water based on the pattern search algorithm.
梯形明渠临界水深的近似解法已有多种，渐趋成熟。
There have been several approximate solutions for critical depth of a channel with trapezoidal section, and some of them are satisfactory.
在明渠水力计算中，常需要计算临界水深，以判别水流流态。
Critical water depth is usually calculated to distinct the state of water current.
应用等面积系数法提出了一种梯形渠道临界水深的直接计算式。
This paper presents a direct formula for calculating the critical depth of trapezoidal canal with an equivalent square coefficient method.
本文提出了一条求解小底坡梯形明渠临界水深的新途径——预估修正法。
This paper presents a new way, i. e., a advance estimate modified method, for calculating critical water depth of open channel with trapezoid section and smooth slope.
本文应用等面积系数法提出了圆形和U形断面临界水深的一种直接计算公式。
The approximate Solution and curve fittings of critical depth of round and U-shaped section canal by applying an equivalent square coefficient method were presented in this paper.
船舶抛锚过程中锚机刹车最小临界水深的准确计算一直是海船船长关注的问题。
It is difficult to calculate accurately the minimum water depth for anchor gear to be braked effectively in weight dropping mode by Newton classical mechanical law.
梯形明渠临界水深的求解过程是求解一个单变量超越方程的过程，理论上无解析解。
The solution process of critical depth on trapezoidal channel is to solute a single variable.
对计算公式的收敛性、迭代初值的选取和临界水深的计算进行了讨论，并列举了应用实例。
The convergence of formula, the determination of initial value to iteration and the calculation of critical depth of water has been discussed, and applied examples are listed is this paper.
导出了U形渠道正常水深、临界水深水力计算的迭代公式，并给出了判别水深范围的界限流量计算公式。
The iteration equation of U-shaped channel normal depth and critical water depth in hydraulic calculation is deduced. The equation of boundary discharge to criterion water depth range is given.
结果表明，准直线函数计算公式在工程常用范围内，计算临界水深的最大相对误差小于0.6%，准直线函数计算公式形式更为简单、精度较高、适用范围广。
The results showed that the maximum error was less than 0.6%, indicating that the direct formulas of the quasi-linear function were much simpler, precise and wider than previous ones in applications.
自由临界水跃的跃后水深对设计消能防冲工程的安全和经济性起着很重要的作用。
The water depth after critical hydraulic jump plays an important role in the design of energy dissipators.
目的在于通过模型试验总结出电站双孔进水口计算临界淹没水深的经验公式。
The paper presented an experimental study of the critical submergence of pressure power intakes.
有限水深的条件下，在临界速度附近可以观察到浅水船行波特有的孤独波现象。
The phenomenon of solitary wave generated by the ship in shallow water can be observed.
分析测得的试验结果，对底部和侧部两种进水口提供不同的系数，有利于针对实际工程中进水口的具体形式，作为估算临界淹没水深的参考。
Analyzing the experimental data measured, different coefficient is provided relating to the bottom and side intakes, which can be the reference of specific form intakes in reality project.
针对水利工程上常用的城门洞形及马蹄形过水隧洞，利用临界流方程，给出了旨在用于临界流分析的断面参数Z和水力指数M 的计算公式和表示水深与Z以及M 之间的关系曲线。
Based on the basic critical flow equation, formulae, which used to determine section factor Z and hydraulic exponent M for critical flow in city gate and horseshoe conduits, were derived.
针对水利工程上常用的城门洞形及马蹄形过水隧洞，利用临界流方程，给出了旨在用于临界流分析的断面参数Z和水力指数M 的计算公式和表示水深与Z以及M 之间的关系曲线。
Based on the basic critical flow equation, formulae, which used to determine section factor Z and hydraulic exponent M for critical flow in city gate and horseshoe conduits, were derived.
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