The effects of grinding parameters on surface roughness of Marine propeller blade were studied by using orthogonal test.
通过正交试验研究了磨削参数对船用螺旋桨叶片表面粗糙度的影响。
A numerical method is presented for prediction of propeller performance and pressure distribution on blade surface according to lifting surface theory.
本文提供了一种根据升力面理论计算螺旋桨桨叶表面压力分布和螺旋桨性能的数值方法。
Because of the influence of the hull, the stern propeller of a twin-screw vessel is working under condition of oblique flow, and the unsteady working condition of the blade of a propeller is created.
由于船体的影响,双桨船的螺旋桨处于斜向来流的条件下运转。斜流造成螺旋桨叶工作状态的非定常性。
The optimum distribution of circulation on a marine propeller blade is numerically determined by using the lift_line vortex model and variational calculus.
利用螺旋的升力线模型和变分法原理对螺旋桨叶片环量分布进行了数值优化。
The three bladed Warp Drive composite propeller was mounted between the two halves of its clamshell hub and the initial blade Angle was set.
三刀刃综合经驱动器螺旋桨展开之间的两半,其翻盖式枢纽的地位和初步的叶片角度定。
The mechanism and real significance of the blade shape modification technology of propeller, as well as the calculation method and technical process for blade edge cutting are briefly introduced.
本文概括地说明了螺旋桨修边技术的机理和现实意义,介绍了有关的计算方法,以及切割的工艺过程。
By using an objective curve and several propeller blade-angles, 10 flight states of aircraft are simulated.
这个方法用一条目标曲线,几个螺旋桨桨叶角,模拟了飞机的10个飞行状态。
By the machining process planning, the machining working procedure of propeller blade is come true.
按照大型舰船用螺旋桨的数控加工工艺要求,制定了叶片的加工工序。
A new method for analyzing twin-blade fixed-pitch propeller was proposed based on the theory of corrected blade foil and aerodynamic formula of 3-d wing.
基于叶素修正理论和三维机翼气动系数计算公式,提出了一种分析双叶定距螺旋桨的新方法。
A new type of liquid propeller-single-blade propeller is discovered and its dynamic equations are established by means of kinematic analysis of the blade and loads applied on the blade.
提出了一种新型的流体推进器——单叶片推进器,通过对叶片的运动学和负载的分析,建立了该推进器的运动方程。
There iss strong vibration in the draft tube of a Francis turbine or axial flow fixed blade propeller hydraulic turbine when the turbine is running on part loading.
混流和轴流定浆式水轮机在部分负荷下运行时,尾水管中常出现较为强烈的振动。
After the vortex distribution is solved according to the boundary condition of no-flow-penetrating through the blade surface, the velocity reduced by the propeller can be calculated.
根据桨叶表面流动不穿透条件解出升力面奇点后,然后再求它们对流场的扰动。
This equipment is comprised of a jacketed cylinder with ellipsoidal head and tapered bottom, three-blade propeller, gear motor, etc.
本设备由附夹套的椭圆封头、锥形底的圆筒体、三叶搅拌浆、减速电动机等组成。
This equipment is comprised of a jacketed cylinder with ellipsoidal head and tapered bottom, three-blade propeller, gear motor, etc.
本设备由附夹套的椭圆封头、锥形底的圆筒体、三叶搅拌浆、减速电动机等组成。
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