According to the condition as mentioned above, a typical linear roll motion equation was set up, and the expressions of natural angular frequency and nondimension damping decay modulus of amphibious combat weapon were given.
两栖作战武器受到波浪的扰动发生横摇运动时在惯性项、阻尼项、恢复项力矩的作用下与波浪扰动力矩达到平衡，据此建立了两栖作战武器线性横摇动力学方程，进而给出了两栖作战武器横摇运动固有角频率、无因次阻尼衰减系数的表达式等。
The electronic controller sets target damping forces of the shock absorbers such that the actual roll angle coincides with the target roll angle, and controls the damping forces of the shock absorbers in accordance with the set target damping forces.
电子控制器设定减振器的目标阻尼力，使得实际侧倾角与目标阻尼力一致，并根据所设定的目标阻尼力控制减振器的阻尼力。
The invention concerns a device for damping the yawing motions between a motor road vehicle and its trailer consisting of a damping curvilinear track (4) whereon acts a friction device (17) for example a pneumatic device mounted at the end of the towbar (2), the track (4) being for example articulated to a fixed part at the rear of the truck or sufficiently flexible to absorb roll and pitch.
本发明涉及在机动车和它的拖车之间的左右摆动缓冲装置，该装置包括一个曲面形缓冲道(4)，一个装在连杆(2)的端部的气动摩擦装置(17)作用在该缓冲道上，以铰接的方式将缓冲道(4)连接到卡车后面的固定部位上，缓冲道也可以足够柔软，以便消除侧滚或俯仰运动。
An RANS solver is used to predict roll hydrodynamic coefficients(added inertia moment and damping)of a two-dimensional section with/without bilge keel s on the free surface.
文章用RANSE求解器计算在自由面上带舭龙骨二维柱体的横摇水动力系数。
The mechanism of tank damping and the calculation method of tank damping are analyzed. The effect of each parameter on anti-roll tank is studied.
分析了水舱阻尼产生的机理，研究计算水舱阻尼的算法；探讨各个参数对水舱减摇效果的影响。
The sensitivity of short period damping ratio ζ〓 and frequency ω〓 subsidence of roll mode constant τ〓, Dutch roll mode damping ratio ζ〓 and frequency ω〓 and lateral acceleration of the position of pilot seat a〓 which are closely relative with an aircraft's high AOA maneuvering to aerodynamic derivatives at high AOA before stall AOA has been studied with equivalent system method. And the results show that ζ〓 and ω〓 are very sensitive to the aerodynamic derivatives Cmδh and Cmα, τ〓 and a〓 are sensitive to Clδa and Clp, ζ〓 and ω〓 to Cnr, Cnδr, Cnβ and Cyβ, and the other aerodynamic derivatives have only a little influence on the dynamic characteristics of the aircraft.
大迎角飞行品质对气动导数的敏感性：利用等效系统拟配方法，计算并讨论了纵向短周期阻尼比ζ〓及频率ω〓，横向滚转模态时间常数τ〓，荷兰滚模态的阻尼比ζ〓、频率ω〓及驾驶员座位处的侧向加速度a〓对大迎角气动导数的敏感性，结果表明ζ〓及ω〓对升降舵操纵效能C〓及升力线斜率C〓比较敏感，τ〓及a〓对副翼操纵效能C〓及滚转阻尼C〓比较敏感，而ζ〓及ω〓则对方向舵操纵效能C〓、偏航阻尼C〓及侧滑导数C〓与C〓比较敏感，其余导数影响相对较小。
The method for simulating parameters of ship's roll equation with the platform is analyzed. The mathematical model of ship-tank system is studied based on this principle, and its damping moment coefficient obtained.
分析了台架模拟船舶横摇方程参数的方法，依据此原理对船舶－水舱系统数学模型进行研究，求得其横摇阻尼力矩系数。
The roll stiffness rate has been increased by 15% and front and rear damping factors have been increased by 40% and 140% respectively.
轧辊刚度率增加了15 ％和前部和后部阻尼因素都增加了40 ％和140 ％分别。
Application of closed-loop gain shaping algorithm in rudder roll damping system.
闭环增益成形算法在舵阻摇系统中的应用。
Speed feedback of yaw angle was realized through adding mode damping ratio of Dutch roll and adjusting mach number by height.
偏航角速率反馈以增加荷兰滚模态阻尼比，按高度及马赫数调参数实现。
The yaw rate feedback to rudder is of none effectiveness in damping the Dutch roll, and aileron to rudder interconnect cannot improve LCDP.
而且偏航角速率到方向舵反馈的阻尼失效，方向舵的操纵补偿难以改善副翼的操纵性能。
The front stretcher adopts magnetic powder breaker to provide linear tension, to solve the relative slip between conveyor belt and damping roll;
前伸张器采用磁粉制动器线性的提供张力，解决输送带与阻尼辊间的相对滑动；
Hot roll bonding strength and interfacial characteristics of high damping laminate aluminium alloy sheet
高阻尼铝合金层压板热轧复合结合强度和界面特性
Second, the dynamic derivate simulating method is adopt to obtain the roll damping derivative of the model rolled around the body coordinate axes;
第二，采用动导数仿真方法，获得模型绕体轴的滚转阻尼导数；
Axial damping characteristic of roll system is analyzed, and the scale of axial damping factor is established.
同时，分析了辊系的轴向阻尼特性，确定了轴向阻尼系数的量级。
Application of Closed-Loop Gain Shaping Algorithm in Rudder Roll Damping System
闭环增益成形算法在舵阻摇系统中的应用
For the aircraft with moderate swept wing, the main reasons of causing wing rock are the variations of roll damping moment with the angle of attack and the sideslip angle.
对具有中等后掠角机翼的飞机，产生机翼摇晃的主要原因是滚转阻尼力矩随迎角和侧滑角的变化。
The calculation of aircraft roll-damping moment coefficient derivative was discussed based on steady flow because roll moment is almost linear with roll angular velocity.
基于滚转力矩对滚转角速度的展开，发展了一种基于求解定常流场的滚转阻尼力矩系数导数计算方法。
Ship rolling has great impact on the safety and comfort of navigation. Fin stabilizer as an active roll damping device, with its excellent anti-rolling effect, is widely installed in various types of ships.
船舶横摇对航行的安全性和舒适性具有极大的影响，减摇鳍作为一种主动式减摇装置，以其出色的减摇效果广泛安装于各类型船舶上。
Adopting of roll contact between the damping device and the engine flame reduces friction, and prolongs the service life of the guide rail.
减振装置与桩机架之间采用滚动接触，延长导轨使用寿命。