环量

等环量流型高比转速混流泵内部流场数值模拟电站锅炉应用等速型低NOX燃烧器的数值模拟

Numerical Simulation of Interior Flow for High Specific Speed Mixed-flow Pump Designed by Constant Circulation flow Pattern Numerical simulation of low NO_X pulverized-coal burners in same velocity of two channels in utility boilers

Gao-Yong模型用于吹气环量控制翼型的研究

Study of circulation control airfoil with blowing jet using Gao-Yong turbulence model

根据准三维气动没计方法，用Bezier曲线构造叶轮子午流道，样条曲线控制环量沿子午面流线的分布规律，气动设计离心式叶轮。

Aerodynamic design of centrifugal impeller is investigated by streamline curvature method with prescribed blade circulation profile which is described in spline curve along meridian streamlines . Passage geometry is defined in form of Bezier curves .

结果表明：甲基丙烯酸缩水甘油酯（GMA）含量为15%，胺化开环量为50%，中和度为80%时，树脂的水溶性及水分散体系稳定性均良好。

The results show that water solubility and water dispersion stability are excellent when the mass fraction of GMA is 15 % , the amination ring-open is 50 % and neutralization is 80 % .

本文研究一类形式相当一般的平面多项式系统赤道环量（Gauss球面的无穷远点奇点量）的计算，建立了系统赤道环量计算的简明的线性代数递推公式。

In this paper , we study the computation of quantities of equator ( singular point quantities of infinity at Gauss sphere ) in a class of planar polynomial differential system with a general form . Two linear recursion formulas for computation of quantities of equator are obtained .

螺旋桨叶片环量分布的优化问题是船舶螺旋桨理论设计中的重要课题，以往的求螺旋桨叶片最佳环量分布的方法多基于Betz条件，因而只对均匀来流的情况是正确的。

Different methods were developed to determine the optimum distribution of circulation on marine propeller blades . Most of these methods are based on the Betz condition which is true for uniform flow only .

尾缘开槽的环量控制舵翼性能试验研究

An Experimental Study of Circulation Controlled Rudder with Grooves at Afterbody

控制环量设计涡轮的实验研究

The experiment research on the turbine design of circulation control method

一种小展弦比环量控制翼性能试验研究

An Experimental Study of Circulation-controlling Airfoil of Low Aspect Ratio

壁面喷流可控环量机翼的数值计算

A numerical method for solving the circulation control airfoil with wall jet

环量控制翼型动态失速特性研究

Some dynamic still properties of an oscillating circulation control airfoil

可控环量帆翼在船舶上应用的研究

A study of the application of circulation control wing on sail assisted ship

微型轴流风扇中变环量指数对扭叶片气动性能的影响特点

Aerodynamic Characteristics of Twisted Blade Influenced by Twisted Power in Micro Axial Fans

该法以叶栅的相对极限环量为根据。

The method is based on the relative critical circulation of the cascade .

圆柱绕流的环量控制

Control of the circulation around a circular cylinder

并对用不同测量方法获得的桨叶径向环量分布进行比较，得到了较为满意的结果。

The results of the measurement are satisfactory .

环量控制尾梁实验研究

Experimental Study of Circulation Control Tail Boom

低螺距可控环量螺旋桨粘性流场的数值模拟方法

A Numerical Simulation of Viscous Flow Field of a Circulation Control Propeller with Low Pitch Ratio

小展弦比可控环量翼的风洞试验及其三维效应抑制之初探

Some Wind Tunnel Experiments on Three-dimensional Effects , of a Small Aspect Ratio Circulation Control Wing

环量控制舵翼性能试验研究

Experimental Investigation of Circulation Controlled Rudder

给出了旋涡内流速与压强，旋涡的环量、涡量以及角动量的表达式；

The parameters such as velocity , pressure , vorticity , circulation and angular momentum are deduced .

只要环量在某一瞬间为零，它就必须永远为零。

If the circulation vanishes at one instant of time , it must vanish for all times .

珠江口海域设计流速模型模拟推算方法等环量流型高比转速混流泵内部流场数值模拟

Numerical Simulation of Interior Flow for High Specific Speed Mixed-flow Pump Designed by Constant Circulation flow Pattern

实例计算结果表明本方法是可靠与有效的，在螺旋桨最佳环量分布的求解方面也是可靠的。

The results indicated this method was reliable and effective , which was also reliable in solving the optimal circulation .

旋转环量抑制了火羽流半径，减小其随高度的增长率。

The flow circulation significantly suppresses the fire plume radius , and decreases its increasing rate with the vertical distance .

轴流透平叶片的控制环量设计与扭曲规律优化的研究

The research on the axial turbine blade design of the circulation control method and the optimization criteria of turbine blad twist

给出了机翼&挂架组合体的速度场，环量分布和外挂表面的压强分布。

The speed fields and circulation distribution of wing-pylon combination , and the surface pressure distributions of the stores are given .

对控制环量方法在离心叶轮准三元设计中的应用展开了研究。

This paper focuses on the application of method of controlled circulation in the quasi three dimensional design process of centrifugal impeller .

根据测量数据计算出尾梁上气动力随环量控制参数的变化情况，并绘制成曲线。

The aerodynamic forces on the tail boom have been calculated and their changes with the circulation control variables were drawn in curves .

为了改善螺旋桨的空泡性能，从效率和空泡性能2个方面的权衡来确定环量分布。

In order to improve the propeller cavitation performance , the circulation distribution is determined through the tradeoff of the efficiency and cavitation .