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empennage
相关语句
  尾翼
     Study on Isothermal Forming Technology for Complex Empennage
     复杂尾翼等温成型工艺研究
短句来源
     Therefore, the characteristics, the influence on the stability and control, as well as the design theories of the FMAV empennage are studied here.
     本文对微型扑翼飞行器尾翼的特性、对稳定性和操纵性的影响以及尾翼的设计理论与方法进行了研究。
短句来源
     Research on Extrusion Forming Process of Empennage Epedestal
     复杂尾翼支座挤压成形工艺研究
短句来源
     Analyze the impact of empennage on the pose control of FMAVs and develop the moment model.
     研究了尾翼对微扑翼飞行器姿态控制的影响,提出了尾翼对机身的力矩模型。
短句来源
     Pitching Dynamics modeling and Empennage Structure ParametersEvaluation of Unmanned Autonomous Airship
     自主飞艇俯仰角动力学建模及其尾翼结构参数的确定
短句来源
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  尾部
     Based on the model WNS gas-fired boiler,the paper analyzes the optimizing design forexhause temperature of gas-fired shell boiler,and draws the conclusion that should be obeyed in ex-hause temperature design. Finally,the author gives some suggestions of improving measures for ex-hause temperature design and disposing empennage heat surface of gas-fired boiler.
     本文以WNS系列燃气锅炉为基础,分析了锅壳天然气热水锅炉经济排烟温度的优化设计方案,总结出天然气热水锅炉排烟温度设计应遵循的原则,并对目前天然气热水锅炉的排烟温度和尾部受热面布置提出改进建议和措施。
短句来源
     Utilizing the functions of CATIA software in Reverse Engineering deals with point cloud data of mobile empennage that is gained from laser measuring and reconstitute the curved surface. Gains the solid model that Rapid Prototyping requires.
     在逆向工程中应用CATIA软件处理激光测量的方法得到的汽车尾部局部点云数据,进行曲面重构,获昨快速原型所需的实体模型。
短句来源
     The result is improved since the rotor transfer coefficient is determined based on the powers in flight. In Addition, the method described in this paper can consider the effect of vertical empennage and different tail rotor type such as ducted tail rotor.
     认为:由于旋翼、尾桨的需用功率由飞行力学的配平方法得到,其结果能合理地反映飞行状态和直升机尾部构型等因素对它们的影响,加上除旋翼和尾桨外的功率由试飞实测得到,因而文中所述的直升机旋翼功率传递系数能更准确地反映直升机的功率传递关系。
短句来源
  “empennage”译为未确定词的双语例句
     Analysis on structure and manufacture characteristics of MD90-30 empennage
     MD90-30飞机尾段结构及其制造特点分析
短句来源
     Research on Flight Dynamic Analysis and Flight Simulation Research for Unmanned Aerial Vehicle Without Empennage
     无尾式无人机飞行动力学分析及飞行仿真研究
短句来源
     The boundary layer measurement has also been executed on the afterbody of the fuselage with empennage and engine cabins.
     并应用微型总压管进行了后体的边界层测量实验,得到了边界层平均速度分布。
短句来源
     The research purpose of this paper is to analysis the flight dynamic performance for unmanned aerial vehicle (UAV) without empennage and to evaluate its operation and stable performance. Then offer some reference to design and development.
     本文的研究目的是对无尾式无人机的飞行动力学特性进行分析研究,初步评价其操纵与稳定性能,从而为飞机的设计与研制提供一定的参考。
短句来源
     Two methods are used in this paper to analysis the flight dynamic performance for UAV without empennage by qualitative and quantitative analysis. One is calculating two longitudinal modes by linearizing the basic motion equations. The other is three-dimensional flight simulation research with complete motion equations.
     文章主要运用了基本运动方程线化进行基本模态计算分析和建立全量方程进行三维虚拟飞行仿真研究两种方法来定量与定性的分析与评估无尾式无人机的飞行动力学特性。
短句来源
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  empennage
The effect of a free-floating empennage on the longitudinal perturbed flight of an aircraft
      
Dynamic reactions in empennage attachment fittings at control surface deflection
      
With HLFC a correctly profiled wing, empennage or nacelle could permit laminar flow to extend back to about 50% of the chord.
      
The same amount of tail area placed at the same distance behind the main wing was also used for the empennage of both configurations.
      
The structures were fuselage sections, flight control surfaces and empennage parts.
      
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The electrical spark sound source described in the paper is the main part of a n wly-designed deep-stratigraphical seismic profiler, which consists of a control console, a high voltage cupboard, four energy storing devices (the capacity of each is about 8500 Joules), a switchboard, an alarm-control box and an underwater spark electrode, etc..It is safe and easy of operation and maintenance.The maximum storage capacity is 34000 Joules.The maximum voltage is 9 kv. The maximum discharge current is more than...

The electrical spark sound source described in the paper is the main part of a n wly-designed deep-stratigraphical seismic profiler, which consists of a control console, a high voltage cupboard, four energy storing devices (the capacity of each is about 8500 Joules), a switchboard, an alarm-control box and an underwater spark electrode, etc..It is safe and easy of operation and maintenance.The maximum storage capacity is 34000 Joules.The maximum voltage is 9 kv. The maximum discharge current is more than 20000 Amp.The underwater spark electrode is newly-designed, of "empennage-like" equally-spaced coaxial construction, and have features in stable discharging characteristics and high conv ersion efficiency. In order to study the relation between the acoustic radiation of underwater park discharge and the electrical parameters, the structural parameters of the sound source system, a great number of measurements have been made at sea.The relation between the electric-sound conversion efficiency, the transmitted sound en ergy spectrum of underwater spark discharge and the underwater spark electrode configuration, operating voltage, storage capacity, depth of spark discharge, etc. has been obtained.A sound base has been provided for future engineering design.

本文介紹的电火花声源是新研制的深地层剖面仪中主要組成部分。它由控制台,高压柜,四台贮能器(每台贮能8500焦耳),配电箱,警控箱,放电电缆及水下放电电极等組成,并具有比较完善的控制、监視、保护和报警装置,故系统操作维护方便,使用安全可靠。整个系统的最大贮能为34000焦耳,工作电压最高可达9千伏,最大放电电流为2万安培以上。水下放电电极是一种特制的“尾翼”型等间距同轴电极,这种电极結构,放电特性稳定,电声转换效率较高,并且装拆方便,便于拖曳。为了研究水下放电的声辐射特性与声源的电参数扣結构参数的关系,在海上进行了一系列測量,定量地得出了水下火花放电的电声效率和所辐射的声能谱级与放电电极的结构形式、工作电压、贮能容量、电极沉放深度等因素的关系。为今后的工程设计提供了一定的依据。

The paper studies the random question of rocket self-defect, puts forward a new method of reducing the effect of rocket dispersion by designing equitably the first nature frequency of launcher. As examples, a kind of turbine-rocket and a kind of empennage-rocket are studied, and testing result is given.

本文研究了火箭弹自身缺陷的随机性。提出了通过合理设计发射装置一阶固有频率,克服火箭弹自身缺陷对落点散布的影响。并以某涡轮式火箭弹和某尾翼式火箭弹为例进行了设计,给出了靶场试验结果。

The three dimension round flows of a special empennage bullet, are simulated with finite difference method when it has attack angles. The parameters of flow fields can be obtained by calculating three dimension N S equations,and the bullet's aerodynamic coefficients can be achieved by integrating the pressure and stress of the surface of objects.The designers can refer the calculated results.

本文主要介绍用有限差分法计算一种带有尾翼的特殊弹丸在有攻角时三维绕流流动,通过求解三维 N S方程得到流场流动参数,并通过对物面处压力和应力的积分,得到弹丸诸气动力系数.其计算结果可供设计人员参考.

 
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