风洞试验是由很多环节组成的高精度空气动力试验。
The windtunnel testing is a high precision aerodynamic testing made up of many link.
试验表明,风室试验法具有测试精度高、测试稳定性好、通用性广、测试简便的优点,因此它是植保风机进行空气动力试验值得推荐的一种方法。
This paper demonstrates the test precision and stability of air flow chamber method. The experiment displays the advantages of high measuring precision, good testings…
AAI公司的一位代表说,这次初始飞行试验达到或超过了所有的预期试验目标,证明了这种新型机身具有良好的空气动力学性能。
This initial flight met or exceeded all test objectives and validated the aerodynamic capabilities of the new airframe, according to a company representative.
翼型伞空气动力特性研究是研制高性能翼型伞的一个重要内容,而风洞试验是翼型伞气动性能研究的主要手段之一。
One of the main works to development ram air parawing with high performance is to research its aerodynamic characteristics, and the wind tunnel test technique is usually been taken.
介绍了高压油炉掺烧火炬气改造工程中空气动力场试验的方法和结果,分析了存在的问题,提出了解决问题的建议。
The testing method and the results of air dynamic fieldtest are introduced for the reform of the high pressure oil boiler to burn oil and torch gas appended at the same time.
根据理论与试验两方面的数据,总结了阻性消声器的空气动力性能。
The aerodynamic quality of dissipative silencer is summarized through the data from theory and experiment.
对基于非线性涡流线原理的风力机空气动力学模型进行了数值试验。
A wind turbine aerodynamics simulation module based on non-linear vortex-line theory is tested in the numerical aspect in this paper.
通过对MB503型木工平刨床进行试验模态和空气动力学的分析,确定了木工平刨床的主要噪声源,并进行了实验验证。
Through the analysis of experimental model and air dynamic of type MB503 wood surface planer, and chief noise source was fixed, and was verified by the experiment.
文摘:介绍了山梨磁悬浮车辆空气动力制动的构造及试验结果。
Abstract: the structure and test results of the aerodynamic brake of the magnetic levitation cars on the Yamanashi Line are described.
试验研究了直升机机身受旋翼气流干扰时的空气动力特性。
The interaction effects of rotor wake on fuselage for helicopter were researched with experimental method.
从而为生物质成型燃料燃烧设备热性能、空气动力场、结渣特性、主要设计参数确定等试验奠定了基础。
This will lay the foundation for the thermal performance test, air dynamic field test, dreg characteristic test and determinative test of the main design parameters.
介绍了电站锅炉空气动力场的冷态模化的基本相似模化原理、试验控制参数的计算方法及相关的测量技术。
Present the basic similarity simulation principle followed in cold simulation of power plant boiler dynamic field, way of calculating test control parameters and associated measuring techniques.
试验结果为净化材料的筛选和空气净化器的空气动力学设计提供了确切、可靠的依据。
The analysis results provide an accurate basis for the selection of depuration materials and the design of aerodynamics.
风洞是空气动力学研究的重要地面试验设备,是保证一个国家航空航天处于领先地位的基础研究设施。
Wind tunnels are important ground facilities for aerodynamic research, and basic research establishment to ensure aeronautics and astronautics of a country keeping ahead in the world.
本文基于前人的研究成果,针对阻性消声器的空气动力性能分别进行理论和试验两方面的研究。
Based on the achievement in the past, the research is carried to the aerodynamic quality of dissipative silencer from theory and experiment.
本文介绍十五艘水面船舶上层建筑模型的风洞试验及试验时作用于模型上的空气动力。
This article describes the wind tunnel tests of the superstructure models of fifteen ships and the aerodynamic force acted on these models during the tests.
列车气动试验数据可视化对列车空气动力学研究很重要。
The test data visualization is very useful to study the train aerodynamics.
试验证明其消声及空气动力性能均优于原配消声器,此外制造成本也有所下降。
Tests proved in addition to lower production cost the muffling and aerodynamic performance of this new muffler are better than the original one.
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.
试验结果表明,该模型在空气动力学特性变化强烈和动力学尾流效应起主要作用的地区有更准确的预测。
The result indicated that more accurate predictions are expected in situations where local aerodynamic characteristics strongly vary with time and where dynamic wake effects play a significant role.
以实车的隧道空气动力学试验资料为参照进行对比计算,计算活塞风速度与实测结果较好符合。
The calculated piston wind velocity accords with the measured result on site through making a comparison with tunnel aerodynamic test data of real vehicles.
本文描述的是研究爆炸成型发射弹(EFP)模型的流场及超高速空气动力特性所用的弹道试验设备;
The range equipment for the investigation of the hypervelocity aerodynamic properties and flow field of explosively formed projectile(EFP) models is described.
应用空气动力学、工程热力学理论,推导空气弹簧垂向动态特性分析的数学模型,经过试验验证模型的正确性。
Based on the theory of aerodynamics, engineering thermodynamics, the mechanical model for air spring vertical dynamical characteristics analysis is built and proved to be correct by test.
并对改造前后锅炉运行状况、燃烧器改型后的空气动力场进行了试验测试和评价。
Tests and evaluations on boiler operation conditions before and after retrofit and aerodynamic field after retrofit were made.
汽车风洞是进行汽车空气动力学研究的主要试验设备。
And automotive wind tunnel is a main test equipment to research automotive aerodynamics.
本文概述最初阶段利用风洞试验数据应用模糊逻辑研究飞机大攻角空气动力学的情况。
In this paper, the initial stage in application of fuzzy logic to aircraft high-Angle-of attack aerodynamics using wind tunnel test data is outlined.
大振幅试验,非定常空气动力,空气动力模型,洞壁干扰,动导数仿真,数学模型,模糊逻辑,飞行仿真。
Large amplitude test, Unsteady aerodynamic, Wall influence, dynamic derivative simulating, Mathematic model, Fuzzy logic, Aerodynamicmodeling, Flight simulating.
译文风洞大体上讲是用来得到测试试验结果和空气动力的最佳化。
Wind tunnels in general are used for testing purposes and aerodynamical optimization.
将高速滑体制成相似的机翼模型,进行风洞试验,即可测定滑坡凌空飞行的空气动力学参数,从而计算大型高速滑坡凌空飞行的空气动力升力、飞行速度和飞行距离等。
If we make a wing model which is similar to sliding mass, we can determine aerodynamic parameters by the wind tunnel testing and thus calculate the lift.
将高速滑体制成相似的机翼模型,进行风洞试验,即可测定滑坡凌空飞行的空气动力学参数,从而计算大型高速滑坡凌空飞行的空气动力升力、飞行速度和飞行距离等。
If we make a wing model which is similar to sliding mass, we can determine aerodynamic parameters by the wind tunnel testing and thus calculate the lift.
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