陀螺轉矩 的英文怎麼說
中文拼音 [tuóluózhuǎnjǔ]
陀螺轉矩
英文
gyroscopic torque-
The convert and evolution course of periodical response, quasi - periodical response, double - periodical bifurcation, chaos of the system response is analyzed. ( 3 ). it is deduced that the general differential equation of bending - torsional - pendular coupling vibration about rotor with the gyroscopic moment
( 3 )推導了一般意義下,考慮陀螺力矩的單盤轉子彎扭擺耦合振動非線性方程,基於該方程,推出了不平衡轉子和碰摩轉子的非線性彎扭擺耦合振動方程。The results for two equations were analyzed and compared, which showed that the gyro effect of the crankshaft system could be ignored for low rotating - speed engine and it should be considered for higher rotating - speed engine
結果表明,對于低轉速發動機,曲軸轉動的陀螺效應不明顯,而對于高轉速的發動機,陀螺效應不能忽略,應以考慮陀螺力矩的方程為基礎進行設計分析。A method is proposed for the parameter identification of the viscoelastic internal dampers of the multirotor systems in this paper. the multi - rotor system is regarded as a composite structure. the impedance matching method in the substructure method for structural dynamic analysis is used for the dynamic calculation of the structure. the augmented lagrange method is applied to the iteration calculations of the characteristic determinant of eigenvalve equation of the system. and then the results of parameter identification can be obtained. upon the dynamic characteristics of the system, the method can reveal the influence of the gyroscopic moments of force precisely. in process of the analysis, the various properties of multi - rotor systems are made the best use of, so the measure of the modes parameters is avoided, the calculation is simplified. in addition, an efficient method is proposed to establish a dynamic model of multirotor systems with viscoelastic internal dampers. the calculating results are consistent with the experimental results satisfactorily
提出了多轉子系統的粘彈性中間彈支參數辨識的一種方法.該方法把多轉子系統看作復合結構,用動態子結構分析的阻抗匹配法計算動力學特性,用增廣拉格朗日乘子法迭代計算系統特徵方程的系數行列式,獲得系統物理參數的辨識結果.該方法可以準確計入陀螺力矩的影響,避免測量振型參數.在分析中,利用多轉子系統的特性可簡化分析過程.文中還介紹了一種建立粘彈性彈支多轉子系統動力學模型的方法.計算結果與試驗結果基本一致This dissertation aims to reveal the influence of maneuver load ( including additional centrifugal force and gyroscopic moment ) on the vibration performance of rotors with sfd
本文旨在揭示機動飛機產生的附加離心力和附加陀螺力矩對擠壓油膜阻尼器以及發動機轉子系統振動特性的影響。Fiber optic gyro ( fog ) inertial system provides angular velocity and acceleration measurement of measurement body along three axes, based on the attitude matrix refreshed by outputs angular velocity to transform the acceleration from the body frame to the earth frame, finally through acceleration integral we can get the position of the measurement body in the space. fog is popular in the navigation field for many advantages, such as wide dynamic range, high resolution and all solid components
該測量方法利用捷聯式光纖陀螺輸出的角速度和加速度信息,測出運載體沿三個方向的加速度分量;再利用光纖陀螺輸出的角速率信號,不斷更新測量體的姿態轉換矩陣,將加速度分量用轉換矩陣更換到地理坐標系;最後經過計算機對轉換后的加速度信號積分運算分別可得到運載體在三維空間中的位置。Using gyro measurements during periods of thruster firing, with thruster outputs, mass property identification is achieved through recursive least squares algorithms on the basis of the refined dynamics equation. the approach addresses the issue by segmenting the problem into two sub - problems which both allow closed form solution to reduce computation load
該方法利用衛星上的陀螺輸出和推力器控制指令作為演算法的輸入,在修正的衛星姿態動力學模型基礎上,推導了衛星質量特性在線辨識遞推最小二乘演算法,將質心位置和轉動慣量矩陣的辨識解耦以降低辨識演算法的維數,減少計算量。The counter - rotating dual - rotor system in aeroengines can reduce the influence of rotors ' gyroscopic moments on aircrafts, cut down the torque of cases and improve the flexibility of airplanes
摘要航空發動機採用反向旋轉的雙轉子系統,有助於減小轉子整體陀螺力矩對飛機的影響,降低機匣負荷,提高飛機機動性能。分享友人