通过采用雷达和激光来观测附近船舶和波浪的运动，数控吊车可以精确的预先判断出船舶的起伏位置，从而采取相应的反应。
By measuring the motions of nearby waves and vessels with radar and lasers, the software running a crane can predict exactly how a ship will be pushed, and react accordingly.
考虑非线性阻尼、非线性复原力矩和随机波浪，建立了随机横浪中船舶运动的随机非线性微分方程。
The random nonlinear differential equation of ship's motion is established considering the nonlinear damping, nonlinear recover moment and random waves.
为使摇摆模拟台能够模拟各种类型船舶的运动，要求模拟台的转动惯量、阻尼力矩和波浪干扰力矩都是可调节的。
For simulating the movements of various ship types, it is required that the inertia moment, damping moment and wave interference moment of simulation stand can be adjusted.
减摇水舱性能试验摇摆模拟台是根据相似准则建立的一种模拟在波浪作用下船舶横摇运动的试验装置。
The experimental rolling simulation stand for anti -rolling tank performance is a testing facility of simulating ship rolling movement in the action of waves based on similarity rules.
首先，本文讨论船舶非线性横摇运动中非线性阻尼力矩和非线性复原力矩的数学表达形式，并建立船舶在波浪中的非线性横摇运动方程。
Firstly, mathematical expressions of nonlinear damping and nonlinear righting moment were discussed, and the equations for nonlinear rolling motions in waves were established.
用非波浪起重机方式，首次解决了两船间吊装货物过程中对海浪引起船舶运动的自动补偿这一普遍的重要理论与技术难题；
The important and difficult problem of theory and technology for automatic wave compensation is firstly solved by using crane without wave compensation.
本文给出了一个预报波浪诱导的船舶垂向运动和结构总体动响应的非线性时域水弹性力学微分分析法。
This paper presents a nonlinear hydroelastic differential analysis method of wave-induced vertical motions and structural responses of ships.
借助于切片理论，此方法和结果似也可用来预估船舶或某些半潜平台的二阶波浪作用力和二阶运动。
By use of the strip theory, this method and the results may be used to predict the second-order wave forces on ships or some submersible platforms.
船舶在海面上的综合运动一般分为由风、流、二阶波浪力、推力器造成的低频运动和一阶波浪力造成的高频运动。
The movement of vessels on the sea usually divide for low frequency movement that composes of wind, flow, two steps wave, and high-frequency movement that composes of a steps wave.
首先对船舶在波浪中的纵摇与升沉运动进行了研究。
Firstly, the heaving and pitching motions of ship in regular waves are discussed.
再次，利用多尺度法分析船舶在波浪中接近主共振、亚谐共振和超谐共振时的非线性横摇运动，并给出三种共振的近似解。
Moreover, the multiscale method was used to study the main, ultraharmonic and subharmonic resonances of nonlinear rolling in waves, and the approximate solutions of the three resonances were given.
而试验摇摆台是用于仿真船舶在波浪作用下的运动的一种模拟装置，为减摇水舱性能试验提供船舶运动模拟平台。
Test rolling table is an analogue equipment, which simulates the motions of a ship disturbed by the wave force, and it serves as the simulating bench for performance testing of the anti-rolling tank.
首先，本文讨论船舶非线性横摇运动中非线性阻尼力矩和非线性复原力矩的数学表达形式，并建立船舶在静水中和波浪中的非线性横摇运动方程。
Firstly, mathematical expressions of nonlinear damping and nonlinear righting moment were discussed, and the equations for nonlinear rolling motions in still water and in waves were established.
本文考虑随机波浪及船舶的非线性阻尼、非线性恢复力矩，建立船舶横摇运动的非线性微分方程。
The random waves, non-linear damp and ship non-linear restore moment are taken into consideration and the ship rolling non-linear differential equation is established.
本文主要是基于二维半理论预报船舶在波浪上的水动力特征及运动性能。
This paper presents a method for predicting the hydrodynamic property and motion characteristics of high-speed displacement ship based on 2.
本文主要是基于二维半理论预报船舶在波浪上的水动力特征及运动性能。
This paper presents a method for predicting the hydrodynamic property and motion characteristics of high-speed displacement ship based on 2.
应用推荐