槳葉推力 的英文怎麼說
中文拼音 [jiǎngyètuīlì]
槳葉推力
英文
blade thrust-
For getting the runner characteristics more correctly, researching the representation of runner characteristics of the kaplan turbine in this paper, and using this method of modifying runner characteristics to calculate the transient of hydraulic power station. improving the calculating model of the axial thrust in the kaplan turbine ' s transient. base on the theory of screw propeller without any boundary, using the theory of screw propeller with pipe, and the formula to calculate the dynamic axial thrust during transient is developed
本文對轉槳機組在過渡過程中的槳葉劃水產生水推力的數學模型進行了改進,在原來使用無邊界螺旋槳進行等效的基礎上,使用了導管螺旋槳對轉槳機組中的槳葉劃水進行等效,並且比較詳細的分析了影響轉槳機組軸向水推力的各個因素,以及給出了動態計算軸向水推力的公式,通過計算表明,使用改進后的動態水推力計算模型得到的結果能較好的反應實測的動態軸向水推力。Under the condition of knowing the mass, stiffness, damping and the real vibration response of stem, the propeller pressure impulses of blade frequency are deduced, these belong to structure dynamics problem that is loading identification problem
摘要在已知船舶的質量、剛度、阻尼以及實測尾端振動速度的條件下,反推出螺旋槳葉頻激振力。In addition, the dynamic equation of the rotor with trailing edges and the 2 - x actuator has been modeled for analyzing the aerodynamic performance of the rotor. the result of the analysis tells us that the performance of the rotor with trailing edges can get a remarkable improvement
進而研究旋翼動力學模型,將推挽式雙x驅動器模型作為后緣附翼的一種驅動機構,分析旋翼的氣動性能,模擬運算結果表明,后緣附翼智能槳葉在各方面的性能都有顯著的提高。A variable vector propeller, called the " varivec propeller ", is under development as a new propulsion system for the undersea robot. the varivec propeller is a kind of specific propeller that is capable of continuously generating any degree of thrust in any three dimensional direction by varying blades " pitches cyclically in the process of rotation and responds easily to the slightest change in the robot
全方向推進器是一種在運動過程中螺距角可以變化的螺旋槳,該推進器是一種全新的設計,它最大特點是通過葉片螺距角在槳葉旋轉的過程中周期性的改變,產生前後、上下、左右六個方向的推力,並可以容易的對海洋機器人的微小運動作出反應。Damping was then determined via exciting the equation at the critical frequency to get the transit decay which was then analyzed with the moving - block method. in chapter 4, the nonlinear dynamic equation of rotor - body system with inter - blade dampers ( taking all possible attachment offsets into consideration, spanwise offset, vertical offset and in - plane offset ) was modeled
本文重點推導了帶葉間減擺器(減擺器帶三個外伸量:展向,垂向和旋轉方向)的旋翼/機體耦合系統的非線性動力學方程,針對該方程提出了一種改進的多槳葉坐標變換方法。分享友人