The study item designs two-set experimental devices for small-sized vertical and circular wind tunnel system and flow field simulation.
本研究项目设计了小型立式环型风洞系统和流场模拟两套实验装置。
The technical parameter, hardware structure and software design of the data acquiring and processing system of the small Low Speed Wind Tunnel in Shandong University of Technology are introduced.
介绍原山东工业大学小型低速风洞的技术参数、数据采集与处理系统的硬件结构和软件设计。
An ABB variable speed drive system is to power the giant fan that generates subsonic wind speeds at Boeing's flagship wind tunnel in Philadelphia.
ABB的一个变速驱动系统正在为波音公司在费城的旗舰风洞的大型风扇提供动力，以制造出次音速风速。
SNC has finished wind tunnel testing and conducted some main propulsion system and reaction control system tests.
SNC已完成风洞测试，并进行了一些主推进系统、反应控制系统的测试。
Tunnel ventilation process is approximately a system of time lag of first order, real time control of wind pressure in tunnel pipe is adopted self-tuning fuzzy PID.
隧道通风过程可近似认为是一个一阶时滞系统，系统采用自整定模糊pid对隧道管网的风压进行实时控制。
Based on traditional bracing system of wind tunnel testing, a system of hanging brace of large Angle of attack was designed, which can reduce frame interference.
基于传统的风洞试验支撑系统，设计了能减小支架干扰的大攻角张线式支撑系统。
It's key to design measurement and control system in order to build the studied automotive wind tunnel into the high - class wind tunnel.
要把本项研究的汽车风洞建成世界一流的风洞，关键在于测量与控制系统的设计。
The difficult problem of the automatization of measurement and CDntrol in the large low speed wind tunnel is an automatization of large power system and large Angle control system.
大型低速风洞测控自动化的难点是大型动力系统的自动化和大型变角控制系统的自动化。
A perfect measurement and control system can increase wind tunnel operation efficiency, lower the wind tunnel cost and enhance measurement accuracy.
完善的测控系统还能提高风洞的运转效率，降低风洞的运转成本。
The tester, a kind of civil low speed wind tunnel in nature, consists of wind generator, test platform and control system.
沥青瓦抗风性试验仪由风源、试验平台和控制系统三大部分组成，它是一种民用开式低速风洞。
The theoretical analysis and wind tunnel experimental results show the efficiency of the controlling system and provide the theory basis for the erection of the system in the future.
计算和试验结果均表明，该方案可以取得较好的减振效果，从而为将来塔线体系风振控制系统的实际安装提供了理论依据。
The wind tunnels steady wind velocity control systems are composed of wind tunnel rev control system and wind tunnel velocity and pressure control system.
风洞稳风速控制系统主要由风洞稳转速控制系统和风洞稳速压控制系统构成。
The wind exposure and plant selections were tested in a wind tunnel to ensure suitability of the green wall system.
经过风速及植物测试，来确保绿墙的可持续性。
Regarding subsonic wind tunnel as a monitored object, we discussed and analysed the structure and feature of system, allocation of software and hardware and implementation of tolerant function.
同时对系统的结构特点、软件和硬件的配置、容错功能的实现等进行了分析和讨论。
It's very important for increasing the experiment precision to design wind tunnel steady wind velocity control system with good dynamic and steady performance.
设计具有良好的动态和稳态性能的风洞稳风速控制系统对提高汽车风洞试验的精度非常重要。
A new cable model system with a movable artificial rivulet is designed and tested in a wind tunnel.
设计了一种新型的带有可运动人工水线的拉索模型，并进行了风洞试验。
The design concept and principle of injector valve system of hypersonic wind tunnel controlled by the computer are introduced in this paper.
本文介绍了高超声速风洞引射器阀门系统采用计算机控制的设计思想和原理框图。
Based on traditional support system in wind tunnel testing, the combination support system measuring support interference on high angles of attack model in low speed wind tunnel was designed.
基于传统的风洞试验支撑设备，设计了用于低速风洞测量大攻角模型支架干扰的组合支撑设备。
PSI8400 pressure test system is of high precision pressure measurement equipment produced by PSI Inc. of USA and it is used in pressure measurement test of wind tunnel widely.
P SI8400电子压力测试系统是美国压力系统公司生产的高精度的压力测量设备，广泛应用在风洞压力测量试验中。
The system makes use of the special concentric dual cylinder to lift and drop the wind tunnel door with the aid of synchronization and hydraulic locking technologies.
该液压系统采用特殊同心双缸来升降风洞顶门，并采用同步技术和液压锁闭技术来实现风洞顶门的升降。
The research in this thesis is focused on the low harmonic variable-frequency power for the system meeting the needs of wind tunnel propeller model testing requirements.
旨在研究满足螺旋桨飞机模型风洞试验要求的为高功率密度电驱动系统供电的低谐波变频电源。
Wind tunnel tests indicate that the designed high lift system has good aerodynamics characteristics.
风洞试验表明，改装成功的验证机增升装置具有良好的气动特性。
The static stabilization of the tower-line system has been analysedwith the dynamic wind coefficient and shape coefficient that been obtained from wind tunnel test.
利用风洞实验所得的体型系数和风振系数对塔线耦合体系进行静力稳定性分析。
A new fluctuating pressure measurement system is developed for wind tunnel tests of building models.
简要介绍了一种应用在建筑物模型风洞试验中测量脉动风压的电子扫描系统。
It is indeed necessary to build a personal computer collecting system of measuring pressure in order to measure the boundary layer in a multifunctional wind tunnel.
为配合多功能风洞中边界层测定的课题，建立一个压力微机采集系统是十分必要的。
An aeroelastic wind tunnel test was carried out to study the rational wind resistant design method for high-voltage transmission tower-line coupling system.
为研究高压输电塔线体系的合理化抗风设计，进行了气动弹性模型风洞试验。
Wind tunnel steady wind velocity control system is the core of wind tunnel measurement and control system.
风洞稳风速控制系统是整个风洞测控系统的核心。
The results of the wind tunnel test show the flutter critical speed of the wing model increases by 37% after the implementation of AFS system.
风洞试验结果说明，采用颤振主动抑制控制系统后，机翼的颤振临界速度可提高37%。
The measurement and control system plays a vital role in the wind tunnel test. The management software is a key to the automatic measurement and control system of the wind runnel test.
测控系统是风洞试验系统的重要组成部分，测控管理软件是实现风洞试验自动化测控的关键。
The measurement and control system plays a vital role in the wind tunnel test. The management software is a key to the automatic measurement and control system of the wind runnel test.
测控系统是风洞试验系统的重要组成部分，测控管理软件是实现风洞试验自动化测控的关键。
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