摩擦损失

同时针对离心叶轮流道内摩擦损失大、逆压梯度高和叶片曲率大等特点，在SSTK-ω湍流模型的基础上提出了一种基于旋转和曲率修正的非线性湍流模型。

Meanwhile , a new nonlinear turbulence model is generated based on SST k-co turbulence model , that aiming at simulating more precisely on the centrifugal pump because of its higher friction loss inside passage , higher adverse pressure gradient and bigger curvature of blade .

缓变截面圆管中等温流动的摩擦损失

Friction Loss for the Isothermal Flow in Slow Variable Area Duct

在Ps、ε、Vs、n、t一定的条件下，涡旋齿高度h有一个使动涡盘上的摩擦损失功率和动、静涡盘间的泄漏损失功率均较小的取值范围。

The scroll height has a range that can decrease frictional loss power and leakage loss power .

V带传动带楔入、退出带轮轮槽摩擦损失分析

Analysis of Power Loss of Belt Drivers Brought by Belt Entering and Exiting the Groove

本田VTEC采用滚轮降低摩擦损失

A Contact Roller Used in Honda VTEC System to Reduce Friction Losses

通过对4135G型柴油机的实验，得出影响其燃油油耗率的因素有喷油器的设定压力、供油提前角、压缩比、燃油或者滑油品质、摩擦损失及冷却损失等。

The experiments with the diesel engine of Model 4135G show that what influence the oil consumption rate are such factors as regulated pressure of oil sprayer , oil supply angle , compression ratio , fuel or lubricating oil quality , friction losses and cooling losses .

垂直管道中固液两相流动摩擦损失

The Friction Loss of Solid-liquid Two-phase Flows in the Vertical Pipelines

空间预应力筋预应力摩擦损失的计算

Calculation of the Friction Loss of Prestress for a Spacial Tendon

离心叶轮外侧面摩擦损失计算

Friction Loss at Outer Side of Impeller Surface for Centrifugal Compressor

瞬时预应力损失包括摩擦损失和锚固损失。

The transient prestress loss includes the friction loss and anchorage loss .

预应力摩擦损失的一个有效计算方法

An effectual calculating method of the loss of prestressing due to friction

粗糙度增大使圆盘摩擦损失增加。

The friction losses increase with the increasing of roughness .

预应力混凝土摩擦损失计算方法的改进建议

Improving suggestion on calculation method of friction loss in prestressed concrete structure

频率相关摩擦损失项的近似求解

An Approximate Algorithm of Friction Loss Term of Frequency Relation

泵内圆盘摩擦损失实验研究

Experimental study of the disk friction losses in the pumps

先张法折线形预应力梁钢绞线摩擦损失试验研究

Experimental Studies on Pre-stressing Frictional Loss of the Fold-line Pre-tension Pre-stressed Beam

空间多曲线型预应力钢索的预应力摩擦损失研究

Study on losses of prestress due to friction for Curved Prestressing Tendon

双曲柄连杆机构柴油机的摩擦损失分析

Analysis of Friction Losses for Double Crank and Connecting Rod Diesel Engine

环向预应力筋摩擦损失的计算公式

Calculation formulas of friction losses in prestressed ring concrete construction

减小圆盘摩擦损失新方法的实验研究

Experimental Study of the New Method on Reducing Friction Losses of Disk

降低汽油机整机摩擦损失研究

Investigation of Reducing Friction Loss on the Gasoline Engine

空间曲线型预应力摩擦损失计算

Calculation of prestress loss due to friction of prestressing tendon with spatial curves

改进缸孔珩磨质量，可降低摩擦损失8%左右；

Improvement of bore hones reduced all friction losses by about 8 % .

离心泵圆盘摩擦损失计算

Calculation of disk friction loss of centrifugal pumps

通用机械能衡算方程与摩擦损失的理论计算

Overall Mechanical-Energy - Balance Equation and Frictional Loss

波浪在水流中传播时的底摩擦损失

Wave attenuation in current by bottom friction

总压头&扬升压头、吸升压头、及摩擦损失补偿压头的总和。

Total Head & Sum of discharge head , suction lift , and friction loss .

在发动机功率损失中，摩擦损失占相当大的比例。

Friction loss takes the most amount of the mechanical loss in internal combustion engines .

预应力摩擦损失的试验研究

Experimental study on friction loss of prestress

大跨高耸结构预应力摩擦损失简化计算的建议

Suggestions on Simplified Calculation for Friction Loss in Large span and High-rise Prestressed Concrete Structure