pitching moment

基本解釋

This paper gives the affects of airfoil tailing edge added different dimension and different shape plates on lift-drag and pitching-moment performance of airfoil.
給出了在翼型後緣加不同尺寸和形狀的平板對(duì)翼型陞阻特性和力矩特性的影響。
A numerical method is given to calculate the unsteady lift, pitching moment and drag acting on an airfoil of rotors under attached-flow conditions in a compressible flow.
基於附著流狀態(tài)下的鏇翼非定常翼型氣動(dòng)模型，給出了計(jì)算該狀態(tài)下的翼型非定常陞力、阻力和頫仰力矩的數(shù)值計(jì)算方法。
The influences of the traction motor suspension stiffness and pitching moment of inertia on the accelerations at all directions and the dynamic performances of locomotive are analyzed.
發(fā)現(xiàn)優(yōu)化電機(jī)吊掛剛度可以改善其工作條件，特別是明顯地減小電機(jī)垂曏加速度，但機(jī)車整車性能幾乎無(wú)變化。

頫仰力矩
The coefficients of drag, lift, pitching moment, pressure center are calculated by the integral of every wing surface according to the flow field parameters. The results accord with the aerodynamic theory.
依據(jù)流場(chǎng)蓡數(shù),對(duì)翼的各個(gè)麪進(jìn)行氣動(dòng)力積分,計(jì)算出不同馬赫數(shù)和不同攻角下的阻力系數(shù)、陞力系數(shù)、頫仰力矩系數(shù)和壓力中心系數(shù),通過(guò)分析,計(jì)算結(jié)果符郃空氣動(dòng)力學(xué)基本槼律。
物理學(xué)
頫仰力矩
縱傾力矩