helical duct intake

Helical Inlet Port Test And Evaluation Method For Direct Injection Diesel Engine;

直喷式柴油机螺旋进气道性能试验及评价方法

A simulation of air flow for helical inlet port of engine;

发动机螺旋进气道气流模拟

The method to describe the contour of helical intake ports with NURBS and the key points to realize parametric design are researched.

研究了应用非均匀有理Ｂ样条（ＮＵＲＢＳ）描述螺旋进气道外形的方法以及参数化设计的实现途径与关键技术。

Optimization of the structure parameters of helical intake port using UDT;

均匀设计法在螺旋进气道优化设计中的运用

Research and Optimize on Structure Parameters of Helical Intake Port for Diesel Engine;

柴油机螺旋进气道结构参数对气道性能的影响及其优化设计

Research Based on CAD/CFD for Helical Intake Port of Direct Injection Diesel Engine;

基于CAD/CFD的柴油机螺旋进气道研究

In order to improve the capability of gas-exchange system in diesel with helical intake duct, the flow field in helical intake duct was studied using the ALE method and a three-dimensional compressible viscous turbulent flow model.

为提高具有螺旋进气道的内燃机进气通流能力,利用三维、可压、粘性、湍流流动模型,采用任意拉格朗日一欧拉(ALE)计算方法,对其流场进行了研究,并分析了气道倾斜角、气阀偏置等进气系统参数对流场特性的影响。

For improving the flow capability of gas-exchange system in diesel with helical intake duct, the flow field in helical intake duct was studied by using the semiimplicit method for pressurelinked equation(SIMPLE) method and the three-dimensional compressible viscous turbulent flow model.

为了提高具有螺旋进气道的内燃机的进气通流能力,利用三维、可压、粘性、湍流流动模型,采用求解压力耦合方程的半隐算法(SIMPLE),对其流场进行了研究,并分析了气道倾斜角、气道位置等进气系统参数对流场特性的影响。

The flow field in intake system of diesel engine with helical intake duct was calculated using the three-dimensional compressible viscous turbulent numerical model.

利用三维、可压、粘性和湍流流动模型,采用SIMPLE数值计算方法,对具有螺旋进气道的柴油机进气系统三维流场进行了研究。

The CFD Analysis Modeling of Helical Air Passage of SL1126 Diesel Engine;

SL1126柴油机螺旋进气道建模及CFD分析

Research Based on CAD/CFD for Helical Intake Port of Direct Injection Diesel Engine;

基于CAD/CFD的柴油机螺旋进气道研究

CFD Analysis on the Diesel Engine Intake Port in the CIMS Circumstance;

CIMS环境下柴油机螺旋进气道的CFD分析

Optimization of spiral inlet's structure on the basis of numerical simulation

基于数值模拟的螺旋进气道结构优化

Structural Optimization of Helical Intake Port and CFD Analysis

柴油机螺旋进气道结构优化与CFD分析

An Analysis of the Air Flowing Coefficient and Swirl Intensity of Helical Inlet Manifold in Diesel Engines;

柴油机螺旋进气道充气系数与涡流强度的分析

Research Base on CAD/CFD for Helical Intake Port of 135 Diesel Engine;

基于CAD/CFD的135型柴油机螺旋进气道的研究

The Research of Three-dimensional Flow in Diesel Helical Intake Port;

车用柴油机螺旋进气道三维流动的研究

A New Design Method for Diesel Helical Intake Port Parameter

一种新的柴油机螺旋进气道参数化设计方法

Research and Optimize on Structure Parameters of Helical Intake Port for Diesel Engine;

柴油机螺旋进气道结构参数对气道性能的影响及其优化设计

Three-dimensional Numerical Simulation Study on Spiral Intake Ports of TY3100 Non-road Diesel Engine;

TY3100非道路用柴油机螺旋进气道三维数值模拟研究

MSCT Airway Reconstruction in the Patients with OSAS

多层螺旋CT气道三维重建评价OSAS

helical entry cyclone

螺旋进入式旋风分离器

Analysis on Aerodynamic Characteristics of Ducted Propeller in Axis-Symmetrical Flight;

涵道螺旋桨在轴流状态的气动特性分析

Multiple slice CT evaluation of narrow nasopharyngeal in oral breathing children

儿童鼻咽部气道狭窄的多层螺旋CT表现

Measuring of the airway dimensions with spiral CT images: an experimental study in Japanese white big-ear rabbits

螺旋CT对日本大耳白兔气道的测量研究

Design of Control System for Auger-bore Microtunnelling Machine;

螺旋式微型隧道掘进机控制系统的设计

Study on the Auger-bore Microtunnelling Method and the Equipments;

螺旋式微型隧道施工技术和掘进设备的研究