文章详细信息 关键词： 最佳环量;;侧斜;;纵倾;;数值计算;;升力线 [gap=780]Keywords: optimal circulation;skew;rake;numerical calculation;lifting line
基于212个网页-相关网页
实践表明，当机翼的展弦比λ＞2时，机翼的附着涡系可用一根涡丝来代替（它可视为各 ，这根涡丝通常称为升力线（lift line）Π形涡的附着涡的迭合） 。以升力线为理想模型的计算机翼动力特性的理论称为升力线理论。
基于46个网页-相关网页
升力线理论 lifting line theory ; [航] lift line theory
零升力线 zero-lift line ; lift line ; line ; zero lift
普朗特升力线理论 prandtl lifting line theory
螺旋桨升力线理论 lifting-line propeller theory ; lifting-line theory of screw propeller
螺旋桨升力线 propeller lifting line
中性升力线 neutral lift line
超音速升力线理论 supersonic lifting-line theory
升力线斜率 slope of lift curve
无升力线 zero lift line
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 optimum distribution of circulation on a marine propeller blade is numerically determined by using the lift_line vortex model and variational calculus.
本文应用准定常升力线理论预报船用螺旋桨的性能，建立了适合中型计算机的程序。
In this paper, a method based on quasi-steady lifting line theory for the prediction of performance characteristics of a propeller working in a non-uniform wake field is presented.
建立了旋翼升力线模型和广义尾迹模型，在计算角迹涡线诱导速度时，采用了快速收效方法。
Both lift line model and generalized wake model are founded in this paper. A method is given for calculating induced velocities by a wake vortex line which results in a rapid convergence.
应用推荐