- 更多网络例句与推进器相关的网络例句 [注：此内容来源于网络，仅供参考]
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In the first part, first, the operational principle of Varivec Propeller is explained. Secondly, the mathematical model for predicting longitudinal and transverse movement hydrodynamic characteristics of Varivec Propeller under steady or unsteady condition are present, based on the general propeller lifting-surface theory, potential flow theory and Green theorem. Thirdly, theoretical calculation methods for predicting hydrodynamic characteristics when the influence of paraboloidal boss on the performance of Varivec Propeller is or isn't considered are present, based on The finite basic solution method, the unsteady vortex lattice method and Hess-Smith method Different rake angle is adopted according to different desire in practical application.
在理论计算部分，本文首先给出了全方向推进器的工作原理，然后基于常规螺旋桨升力面理论、势流理论和格林定理建立了定常和非定常状态下全方向推进器纵向、横向运动的水动力性能计算的数学模型，并利用有限基本解法、非定常涡格法和Hess-smith方法分别对考虑和不考虑桨毂影响时的全方向推进器纵向、横向运动水动力性能进行了数值预报。
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This dissertation's main work and innovations is following: 1. The 6DOF kinematic and dynamic equations of motion for multiple thrusters AUV are derived and presented in a compact form using vector notation. The hydrokinetics of the MTAUV is classified anew. The MTAUV has two kinds of work modes which are cruising and hovering. The fluid dynamical mathematics description of the MTAUV is given anew. 2. The kinetics equations of the MTAUV in the low speed hovering are analyzed and studied.
本文主要的工作和创新点主要有以下几个方面：一、采用矢量参数的形式建立了基于多推进器自主水下航行器的六自由度运动学方程和动力学方程；对基于多推进器自主水下航行器的流体动力进行了重新分类，给出了基于多推进器自主水下航行器在巡航工作模式和悬停工作模式两种不同工作状态下流体动力的数学描述。
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On the basis of analyzing pump-jet propulsor, inside flow fields are numerically simulated by using the software FLUENT, on the condition of setting up the physical models and the mathematic models and determining the boundary conditions.
在分析泵喷射推进器的基础上，建立了其数值仿真的物理模型和数学模型，确定了求解的边界条件，利用CFD软件FLUENT对泵喷射推进器的内流场进行了数值仿真。
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In this thesis, first, the status quo of podded electrical propulsion is discussed. Then, based on the newest data and materials, the structure and the tide of popular podded propulsor is analyzed. After thorough researches on internal system of Azipod propulsor, the scheme of management and control on main system that needs to be checked regularly by engine officer is put forward, designed by MCGS and PLC.
本文首先介绍了吊舱式电力推进的发展现状，然后在充分收集国外最新资料的基础上，具体分析了国际上主流吊舱式推进器的结构特点及其发展趋势，并在对Azipod吊舱推进器内部主要系统进行深入研究探讨之后，针对船舶轮机员经常巡回检测的系统提出了基于组态软件和PLC的管理控制方案。
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The velocity distributions and the surface pressure distributions of rotor blades and stator blades are acquired, furthermore, the efficiency and the thrust of the pump-jet propulsor are calculated, to lay foundation for the design and the optimization of pump-jet propulsors.
获得了泵喷射推进器转子叶片和定子叶片上的速度分布及其表面压力分布，并由此计算了泵喷射推进器的效率和所产生的推力，为泵喷射推进器的设计及其优化打下了基础。
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Calculation results show that through interaction characteristic optimization, the efficiency of the integrated propulsor can be dramatically increased compared with individual propeller under the same thrust load coefficient.
计算结果表明，与单独螺旋桨推进器相比，在同样的推力负荷下，干扰特性优化可使组合推进器敞水效率大幅度地提高。
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Case study shows that remarkable increase in the thrust deduction efficiency could be achieved by optimizing the arrangement of the after-body parameters L, C and propulsor parameterA/A.
实例计算表明，优化设计船体尾型主参数L、C和推进器主参数A/A的搭配，可大幅度提高船后组合推进器的推力减额效率。
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Focusing on the open water performance of integrated propulsors with pre-swirl stator, duct and rotor, using factor analysis theory and de-compound experimental method, the interaction characteristics among components and open water efficiency of the propulsor were analyzed and the expression and measurement method for this type of propulsor were also established.
以由导管、前置定子和转子构成的组合推进器敞水性能为研究对象，运用因子分析理论和分解试验方法，分析并建立了组合推进器各部件水动力相互干扰特征和敞水效率的表达与测量方法。
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Supported by the National Natural Science Foundation, this dissertation mainly deals with bionics study on Thunniform swimmer, theoretical kinematics modeling and computer simulations, analyzes effects of elastic elements on propulsion efficiency, and experimentally studies a new type of underwater propulsor.
本文以国家自然科学基金项目"仿鱼鳍水下推进器的理论与实验研究"为背景，集中对鲹科加新月形尾鳍推进模式鱼类游动的仿生学研究、仿鱼水下推进器运动学建模与仿真、弹性组织在提高推进效率中的应用、及其相关的新型仿鱼水下推进器等方面进行理论与实验研究。
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The present objective is to evaluate the possibility of installing pump jet on fishing vessels, including simulation of flow field near the pump jet, comparison with traditional propeller on issues of tangling, and life-cycle cost for typical Taiwanese fishing methods.
本研究目标是评估泵喷推进器用於渔船上的可行性，包括泵喷推进器出入口流场模拟、泵喷推进器与传统螺桨绞缠性能的比较、台湾渔船使用情形下成本效益之评估，也针对一般的台湾渔船，进行改用泵喷推进器的初步线型与安装设计并比较其静水性能与稳度影响。
- 更多网络解释与推进器相关的网络解释 [注：此内容来源于网络，仅供参考]
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fairing cap：推进器导帽
fairing cap 推进器导流帽 | fairing cap 推进器导帽 | fairing of curves 曲线光顺
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fairing cap：推进器导流帽
fairing cap 导流帽 | fairing cap 推进器导流帽 | fairing cap 推进器导帽
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contra-propeller fairing：反应推进器整流
contra-propeller fairing 对螺旋桨整流作用线形 | contra-propeller fairing 反应推进器整流 | contra-propeller 反应推进器
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feathering propeller：变距推进器
feathering paddle-wheel 活叶明轮 | feathering propeller 变距推进器 | feathering screw propeller 变推进器
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feathering screw：变距推进器
feathering screw propeller 变推进器 | feathering screw 变距推进器 | feathering screw 转叶螺旋桨
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singing propeller：谐音推进器;蜂鸣推进器
singing phenomenon 鸣振现象 | singing propeller 谐音推进器;蜂鸣推进器 | singing sand 鸣砂
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side thruster：侧向推进器(一种设在船头的侧向推进器
side thruster 侧向推进器 | side thruster 侧向推进器(一种设在船头的侧向推进器 | side thruster 侧向推力器
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side thruster：侧向推进器
side thruster turning maneuver 侧推器回转操纵 | side thruster 侧向推进器 | side thruster 侧向推进器(一种设在船头的侧向推进器
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feathering screw propeller：变推进器
feathering propeller 变距推进器 | feathering screw propeller 变推进器 | feathering screw 变距推进器
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propeller jet：推进器尾流
propeller interference 推进器干扰 | propeller jet 推进器尾流 | propeller laboratory 推进器试验室