本系统用电液力矩伺服控制系统来模拟海浪力矩,采用PID算法进行控制,其仿真结果符合要求。
The system uses electro-hydraulic moment servo control system to simulate wave torque and PID algorithm to control. The result of simulation is up to the requirement.
尽管这一控制系统是专为产生模拟海浪而设计的,但其控制方案也可直接用于其他测试技术领域,以产生“随机”信号。
Although the system is specially designed for simulated ocean wave generation, the control scheme can also be directly applied to generating random signals in many other fields of test engineering.
其著名景点“疯狂泳池”拥有和旁边大海一样的模拟海浪,游客可以享受水花四溅的感觉,而不必担心脸被咸咸的海水刺激到。
Its attractions include the Crazy River pool, which simulates the nearby ocean waves. Visitors can let the water splash over them without worrying about the salt water stinging their faces.
还有一种微乎其微但十分危险的可能性,那就是冰山崩裂——模拟显示如果冰山发生崩裂,将会造成毁灭性的灾难,包括将近200英尺(约60米)高的海浪。
There is also the rare but dangerous possibility of an iceberg fracture — simulations of such a breakup suggest "total chaos" that includes waves almost 200 feet (60 meters) high.
要模拟当海浪到大陆地时海浪的运动就意味着要严格地考虑到海洋的信息。
Simulating the way waves behave as they make landfall means taking account of, literally, oceans of data.
该系统的主要功能是模拟船舶在海浪上的运动状态,可为船舶及船用设备进行动态可靠性的研究提供一种新的实验研究方法。
The function of this system is to simulate the actual motion state of ship at sea in order to provide a new experimental method for studying the dynamic reliability of ship and Marine equipment.
在进行浅水区域的海浪模拟时,特征线嵌入格式的数值计算方案是否合理对海浪数值模拟结果产生直接的影响。
In simulating the wave in shallow water area, the rationality of numerical procedure with characteristics inlaid scheme will directly affect the numerically simulated results of wave.
在海浪模拟中,通过对两种常用网格化模型(基于随机采样点的网格化和基于固定采样点的网格化)的实验分析,给出了一种视点相关的海浪网格模型。
In ocean wave simulation, a view-dependent ocean wave mesh model is given by experiment analysis for two common mesh models, which are based on random sample points and based on fixed sample points.
精确地给出协调的海面风场是正确模拟出海浪等海洋环境要素场的前提条件,特别在强海况的情况下尤其如此。
Accurate and coordinate sea wind field is the precondition to simulate correctly waves and the other Marine and environ-mental factors, especially in the rough sea conditions.
提出一种可以逼真地模拟大面积近岸海浪的方法。
This paper presents a new method to simulate large areas of near-shore waves.
提出一种根据随机海浪频谱来实时模拟随机海浪的方法,它可以用于研究动力定位船舶及其控制系统在不同海况时的性能。
Provides a way to simulate waves in real-time according to random-wave-spectrum. It can be used to study the performances of dynamic positioning ship and control system under different waves.
为了能较好的模拟船舶在海浪作用下的横摇运动,文中首先进行了台架的特性分析,对台架的参数进行了计算与调节。
In order to simulate the rolling motion more accurately, the characteristic of platform is analyzed firstly in the paper, and also the parameter of the platform is computed and adjusted.
为此LAGFD -WAM海浪数值模式提出了一种新的特征线混合数值计算格式,并应用于浅水海浪数值模拟。
Therefore, a new mixed characteristics numerical computational scheme is proposed for the LAGFD-WAM numerical wave model and is applied in simulating the shallow water wave in this paper.
通过对海浪模拟信号的仿真,实验结果表明,该方法可以有效实现测量信号的高精度积分变换,为实际信号的测量提供了新的有效方法。
Simulation result of wave signal demonstrates the high precision of this method in acceleration integration transformation and indicates this method is effective for practical measurement.
风是海浪运动的动力,研究海浪模拟必须考虑风对海浪的影响。
Wind force should be taken into account when simulating ocean waves, as wind force drives waves to move.
论文提出了在运用海浪模式模拟台风浪时用数值模式模拟风场替代经验模型风场的必要性。
The simulated result of typhoon waves simulation and prediction will be more effective with the surface wind provided by a mesoscale tropical cyclone numerical model, than by the empirical wind mode.
该试验台架能够模拟船舶的横摇运动和横荡运动,海浪作用于船舶的横摇力矩和横荡力分别由两套电液伺服系统模拟。
The platform can simulate rolling and swaying motion of ships. Two electro-hydraulic servo systems simulate rolling moment and swaying force of wave respectively.
准确模拟船舶在海浪中的运动是设计试验台架的关键。
The key on designing the platform is to accurate simulate the motion of ship on the ocean.
国外的舰载机起降训练系统也和海浪模拟有着很密切的关联。
The training system of carrier plane overseas also has significant relevance to the sea wave.
而现有海浪谱缺少风对海浪影响的观测资料,因此我们进一步构造了风力模型,模拟风力作用下的海浪。
Because spectrum of ocean waves is short of observation information about the affect of wind force on ocean waves, a wind force model is constructed to simulate ocean waves under wind force.
以此作为第三代海浪模式的输入风场,模拟了1999年约克(York)台风经过南海海域的台风浪,并利用 T/P卫星高度计观测的有效波高资料对模式进行同化。
The new wind field agreed well with the one derived from TOPEX/Poseidon altimeter, and was used to force a third wave model to simulate typhoon YORK which passed through the South China Sea in 1999.
三维随机海浪的模拟对于研究海浪的本质特征以及海浪对船舶结构物的作用等问题有重要意义。
The simulation of 3-d random waves plays an important role in studying the intrinsic characteristic of wave and its impacts on the ships.
本文采用两种改进的方法对海浪进行数值模拟,得到了比较满意的仿真结果,并在此基础上,考虑了海浪对海上战车的影响。
In this paper, two improved methods are used to simulate waves, and satisfactory results are acquired. On this basis, the effect of waves on an amphibious tank's shoot...
因此,建立合适的海浪运动模型,实现海浪模拟是很有意义的。
Therefore, it is necessary to generate a proper wave model to simulate ocean wave.
采用正弦机构带动一串铰接连接的光体圆柱,模拟研究在海浪和海流作用下扬矿系统的横向运动规律。
The Lateral motions of Articulated Lifting System under ocean current and wave are researched, by using sine mechanism and a string of naked cylinders.
采用正弦机构带动一串铰接连接的光体圆柱,模拟研究在海浪和海流作用下扬矿系统的横向运动规律。
The Lateral motions of Articulated Lifting System under ocean current and wave are researched, by using sine mechanism and a string of naked cylinders.
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