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- Study on Representation of Random Wave Force Spectrum Using Second Order Stokes Wave Theory 基于二阶Stokes波理论的随机波浪力谱表示法研究
- wave force spectrum 随机波浪谱
- The wave force was calculated by the sea wave spectra.The submarine at the periscope depth motion was simulated. 最后使用龙格-库塔法来求解方程,得到潜艇状态参数的仿真曲线,对潜望镜深度的潜艇操纵规律进行分析。
- The writer made three computation programs for wave force, added mass and added damping, TLP"s kinetic respondence. 6. 5.;编制了三套程序,可分别用于波浪力、附加质量与附加阻尼、TLP的动力响应计算。
- The results show that the periodicity of correlation signals and the distribution of main peaks in the cutting force spectrum are different as the change of characteristics of materials. 结果表明:材料性质不同,相关信号的周期性明显不同,切削力信号频谱的主峰分布也有所不同。
- The above models can reflect water kinetics performance of warship and tally with the original wave force and moment,as a result,t... 上述模型既能很好地反映舰船的水动力特性,又能与原始波浪力、力矩相吻合,由此证明了模型的正确性。
- With the across-wind force spectrum, the across-wind dynamic responses of tall square-section buildings with aspect ratio of 6 is analyzed in the conditions of different ground and wind velocities. 引入横风力谱模型,分析了某高宽比为6的方形截面高层建筑在不同地貌和风速条件下的横风向风振响应。
- In this paper the computational method of wave force on closely spaced circular pile breakwater have been studied based on linear diffraction theory. 本文主要是研究直立圆柱墙式防波堤的波浪力的计算方法。
- The random wave loads are discussed to calculate the wave forced on the legs of the jacket in Chapter 2. The Airy wave theory and linearized Morison equation are utilized to obtain the wave loads spectrum. 第二章主要对随机波浪载荷进行了分析,选择线性的Airy波浪理论和线性化的Morison方程计算作用在平台桩腿结构上的波浪力,并推导了波浪力谱的形式;
- Vibration and offset of riser system in marine drilling under the alternating action of wave force, if terrible, may cause failure of drilling tools and break-off of drilling. 海洋钻井隔水管在交变载荷波浪力作用下发生振动,从而偏离原来的位置,严重时可使钻具遭到破坏,造成钻井中断。
- Based on the dynamics of six-degree-of-freedom rigid body motion, the model was derived with the consideration of wave force, hydrodynamic force, propeller and rudder force. 其系以六自由度刚体动力学理论为基础,考虑波力、流体动力、螺桨推力及舵力等建立而成。
- The unexpected heat wave forced us to take off our thick winter jackets. 出乎意料的热浪使我们脱掉了厚厚的冬季外套。
- In this paper,a series of random waves has been generated by the JONSWAP wave spectrum and the histories of continuous and long-lasting random wave forces are bu. 利用海浪谱JONSWAP谱生成随机波浪,并结合改进的波浪力时程模型生成一个连续的、持续时间相对较长的随机波浪力作用过程。
- Based on the wind tunnel test, aerodynamic modal force spectrums of twin-tower tall building are studied using surface integral method of rigid model. 在试验结果表达形式上,采用了表面积分法,提出了三维风载合力,便于工程应用。
- In the article, three-dimensional source distribution theory is used to calculate the wave force of immobile floating bodies, and the problem of singular points in the different two Green function is solved. 使用三维源汇分布法[]算有限水深中零航速浮体所受到的波浪力,对两种不同形式的格林函数中所共同存在的奇点问题分别进行了处理。
- The main frequency-domain parameters, which are discussed here, include modal numbers, cross terms of force spectra, and cross terms of modals as well as damping ratio. 参数分析的内容包括参振模态的数目、力谱交叉项、模态交叉项、结构阻尼比,并得到了一些有价值的结论。
- Quasi-Decadal Variability of the Tropical Lower Stratosphere: The Role of Extratropical Wave Forcing. 热带平流层低层准年代际变率:温带波的驱动。
- Men erected a mineral water bottle on the ground, like playing golf, as wave force raises a large broom, mineral water bottle is not the slightest deviation to fly into the garbage bag. 男人在地上立起一个矿泉水瓶,像打高尔夫球一样,举起大扫把用力一挥,矿泉水瓶丝毫不偏差地飞进了垃圾袋里。
- It also studied general variation regularities of wave force, added mass and added damping, TLP"s kinetic respondence based on engineering examples and got some valuable conclusions(see text). 6.;基于工程实例,分别研究了TLP波浪力、附加质量与附加阻尼、TLP的动力响应的一般规律,得到了一些富有工程意义的结论(详见正文)。
- Measurement and Analysis on the Force Spectrum of a Road Header 横切割头掘进机载荷谱的测定及分析
