本文讨论了构成气动数据处理装置及气动模拟计算装置中几种器件的可能方案。
In this paper possible schemes for constructing several devices used in pneumatic data-processing equipments and pneumatic analog computing equipments are discussed.
它是地面半实物仿真系统中的一种重要专用设备,用来模拟飞行器舵机在飞行过程中所承受空气动力力矩载荷。
It is an important half hardware-in-loop simulation equipment, which is often used to simulate the aerodynamic torque load on the missile rudder or elevon actuators in the flight.
对气动喷嘴的雾化特性进行了数值模拟,对喷嘴内的流动现象进行了分析,得到了一些有益的结论。
The present paper computational simulates the atomization characteristics of the aerodynamic nozzle, and analysis the flow in the nozzle, achieves some useful conclusions.
采用数值模拟方法对机翼型及板型叶片的轴流风机的气动性能进行了比较。
By numerical simulation method, the comparisons of aerodynamic performance between airfoil and plate blade axial fans were made.
冲压空气涡轮流场数值研究主要目的是模拟在实际高空加油工作状态下涡轮变桨距气动特性。
The aim of numerical experiment of ram air turbines is mainly to simulating its adjustable pitch aerodynamic characteristic on the actual flight refuel conditions.
论文结合实际的工程项目,以某型号直升机旋翼气动载荷模拟为研究内容,对加载系统的组成、系统数学模型进行分析和研究。
In this thesis, the aerodynamic load simulation of one type of helicopter airscrew is studied, and the system's structure and its mathematic model are analyzed.
提出了一种数值模拟振动的理想平板绕流场,并提取其气动导数的方法。
Numerical simulation of the flow field around the oscillating ideal flat plate is presented to assess the aerodynamic derivatives.
用数值模拟的方法,研究轻型客车底部上翘角对其气动特性的影响规律。
The influence rules of underbody diffuser on light-bus aerodynamic characteristics are studied with the method of numerical simulation.
基于测试的气动参数和模拟的脉动风速场,给出了车辆和桥梁静风力、抖振力及自激力的时域表达式。
Based measured aerodynamic parameter and simulated wind speed field, time-domain expression of static wind load, buffeting load and self-excited load for bridge and vehicle are introduced.
对某种金属蜂窝平板进行了模拟气动加热试验,测定了加热表面和非加热表面的瞬态温度。
An aerodynamic heating simulation test was carried out on a metallic honeycombed plate and the transient surface temperatures of the heating and UN heating surface were obtained.
本文将传统的螺旋桨动量理论与计算流体力学的方法相结合,数值模拟螺旋桨滑流对其后部件气动特性的影响。
This thesis concentrates on the application of CFD techniques to simulate the effect of turbo-propeller slipstream on the parts behind the propeller.
采用总体空气动力学边界层及显式水汽方案的控制试验较成功地模拟出了气旋涡度场的型式和中心强度。
Both the pattern and central intensity of the vorticity field have been simulated successfully using the bulk aerodynamic boundary layer and apparent vapor scheme in the model.
概要介绍了船用汽轮机进汽阀箱气动性能的数值模拟分析系统的构成及其应用。
This paper briefly introduces constitutes and application of numerical simulation analysis system of gas dynamic performance for marine turbines inlet valve box.
为在时域进行大型结构的气动弹性动力响应分析,必须首先模拟该结构所受到的气动荷载或所处自然风场的时间历程。
To carry out the dynamic response prediction of a large structure subjected to a stochastic wind field in time domain, it is required to simulate time histories of wind loads or the wind field.
基于计算流体动力学,采用数值模拟的方法研究了车桥耦合体系气动力特性和风压分布。
Aerodynamic characteristics and wind pressure distribution of vehicle-bridge coupled system is stud-ied based on numerical simulation by computational fluid dynamic method.
运用数值方法模拟了细长体在不同攻角条件下亚音速绕流的背涡结构,探讨了非对称涡流的气动力特性。
Subsonic vortical flows over a slender body at different angles of attack were simulated numerically, and the aerodynamic characteristics of asymmetric vortical flow were also investigated.
结合作者进行的汽车造型概念设计,介绍了应用虚拟风洞进行汽车空气动力学数值模拟的研究过程。
In order to adapt to new modern car styling, the aerodynamic numerical simulations based on computational fluid dynamics (CFD) are applied to the process of car styling.
采用以N-S方程为主控方程的数值模拟方法,进行固定尾翼鸭式气动布局导弹的气动特性和流场数值模拟。
To investigate the rolling control characteristics of canard-controlled missile with fixed-tail, a numerical simulation method based on N-S formulation was conducted.
本文根据相似论原理,利用空气动力模型,采取局部模拟方法,研究了隧道窑烧成带的对流传热。
According to the theory of similarity, using aerodynamic model, this paper has studied the convective heat transfer in the firing zone by means of counter-thermal-flow local simulation.
数值模拟结果将为进一步优化气固两相透平叶片的气动设计提供更可靠的依据。
The results of the numerical simulation will provide a more reliable basis for furthering the optimization of the aerodynamic design of gas solid two phase turbine blades.
本文设计了真空伏辊实验模拟装置,并在其基础上通过实验研究,提出降低真空伏辊空气动力性噪声的方法。
We design the laboratorial device of vacuum couch roll and base on the experimental research, we put forward some solution to reduce aerodynamical noise of vacuum couch roll.
为了详细研究涡轮叶栅的气动特性,深入了解涡轮叶栅流道内的气体流动,对某型涡轮导向叶栅内的流场结构进行了数值模拟。
For investigating the aerodynamic character of the turbine cascades, understanding the detail flow in turbine cascades, the computational investigation was applied on some type turbine guide vane.
介绍了超音速飞行器的气动光学效应,并讨论用数值模拟来研究和预测气动光学效应的方法。
The aero - optic effect of supersonic vehicle is introduced in the paper. The methods used for studying and predicating the aero - optic effect with numerical simulation is discussed.
电弧等离子体风洞是一种能产生高温、高压的热源设备,用于在地面模拟航天用再入式飞行器的气动环境。
Plasma wind tunnel is equipment which can generate high-temperature and high-pressure to simulate the air environment of aerospace reentry vehicles.
在模拟的紊流风场中,应用这一方法对平板和江阴长江大桥的节段模型进行了试验,识别了其气动导数。
A thin plate and the sectional model of the Jiangyin Bridge were tested in turbulent wind in a wind tunnel to extract their flutter derivatives.
采用理想磁流体力学方程组(MHD)作为太阳大气动力学过程的控制方程组,定性数值模拟日冕物质抛射(CME)现象。
The ideal Magnetohydrodynamic equations (MHD), the governing equations of the solar atmosphere dynamical process, are taken to numerically simulate Coronal Mass Ejection (CME) phenomena.
采用理想磁流体力学方程组(MHD)作为太阳大气动力学过程的控制方程组,定性数值模拟日冕物质抛射(CME)现象。
The ideal Magnetohydrodynamic equations (MHD), the governing equations of the solar atmosphere dynamical process, are taken to numerically simulate Coronal Mass Ejection (CME) phenomena.
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