| 1. | Sea wave high , pitching force , rolling force and rearing torque simulation algorithms are put forward 给出了随机海浪波高、横荡力、横摇力矩、艏摇力矩的仿真算法。 |
| 2. | The platform can analog rolling and swaying motion of ships . the moment of inertia , damping and restoring force can be adjusted 该试验台架能够模拟船舶的横摇运动和横荡运动,试验台架的转动惯量、阻尼力矩和恢复力矩可调。 |
| 3. | The author considers the swaying disturbance ' s power for the first time when the draught of a ship is not equal to the height of gravitational center of the ship in analyzing exciting force affecting the performance of tank 在对影响水舱性能的扰动力的分析中,首次考虑了船舶吃水和重心高度不相等时,横荡干扰力所作的功。 |
| 4. | 3 . the magnitudes of anchor chain tension caused by heave and pitch is small . so is the effect on dragging anchor . 4 . the depth of water , which anchored ship requires , is to large extent affected by heave and pitch 水深对横荡和首摇运动影响较大,水深增加,横荡和首摇运动幅度增大,因此,对锚链冲击力增大,即对走锚的影响较大。 |
| 5. | According to the test platform , the monitoring control system based on computers is designed , which can output voltage signals of rolling moment and swaying force that regular wave and irregular wave press on ships 针对试验台架设计了以微机为中心的监督控制系统,该系统可以实时输出代表规则波和不规则波海浪作用于船舶的横摇力矩和横荡力的电压信号。 |
| 6. | According to the test platform , the monitoring control system based on computers is designed , which can output voltage signals of rolling moment and swaying force that regular wave and irregular wave press on ships 针对试验台架设计了以微机为中心的监督控制系统,该系统可以实时输出代表规则波和不规则波海浪作用于船舶的横摇力矩和横荡力的电压信号。 |
| 7. | First , mathematical model of swaying system is made , which is a basis on later chapters . meanwhile , the system is simulated and designed . the effect of loaded mass , loaded suppleness , general leaking coefficient and cubage elasticity modulus on performance of system is also analyzed 首先,作者建立了横荡控制系统的数学模型,作为以后各章节讨论的基础,同时对系统进行仿真和设计,并研究了系统负载质量、负载刚度、总漏损系数和容积弹性模数对系统性能的影响。 |
| 8. | The moment of inertia , damp and comeback can be adjusted . two electro - hydraulic servo systems analog rolling moment and swaying force of wave respectively . the two systems both use electro - hydraulic servo valves , in which the analog rolling moment system adopts gear - rack swing hydraulic - pressure oil vat with torque sensor , while the analog swaying force system employs double shanks hydraulic - pressure oil vat with two pressure sensors and a placement sensor 两套电液伺服系统均使用流量电液伺服阀(采用外供油方式) ,其中模拟横摇力矩的伺服系统采用齿轮齿条摆动液压油缸,配有扭矩传感器,模拟横荡力的伺服系统采用双出杆液压油缸,配有两个压力传感器和一个位移传感器。 |
| 9. | The paper goes on test on rolling and swaying motion by regular waves and rolling by irregular waves , and investigates the anti - rolling performance of passive anti - rolling tank . the test validates the anti - rolling principle of passive anti - rolling tank and provides test data for designing and installing anti - rolling tank on ships in the future 最后论文作者利用所设计的水舱试验台架对规则波作用下的船舶横摇、横荡运行和不规则波下的横摇运动进行了试验,并对被动式减摇水舱模型的减摇性能进行了试验研究。 |