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- 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；
- random wave loading spectrum 随机波浪力谱
- Experimental investigation of oblique random wave load on vertical breakwaters 斜向随机波对直立堤作用的试验研究
- RESPONSE ANALYSIS AND OPTIMIZATION OF JACKET OFFSHORE PLATFORMS UNDER RANDOM WAVE LOAD 随机波浪作用下海洋平台响应分析与结构优化设计
- Presents a reliable model of an axis under random load according to the load spectrum, using the law of time career and the failure rule of axis fatigue failure. 根据轴所受的随机载荷时间历程统计规律，以轴的疲劳破坏为失效准则，提出了一种预测轴在随机载荷下的可靠度模型。
- 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。
- random wave loads 随机波浪载荷
- broad band random loading spectrum 宽带随机载荷谱
- The spectrum of wave loads is reduced by the Airy Wave Theory and the linearized Morison Equation. 主要针对波浪载荷作用下导管架式海洋平台结构的疲劳可靠性进行研究。 采用Airy线性波浪理论,将导管架结构离散成空间梁有限单元结构;
- The loading spectrum is the foundation on which the life analysis of the aeroengine structure is discussed. 摘要发动机的载荷谱是发动机结构寿命研究的依据。
- The rolling motion of an unstabilized ship and a stabilized ship equipped with fin stabilizers has been predicted by use of a random wave model. 介绍了能量等分法建立随机海浪模型的方法,并利用所建立的海浪模型对未减摇船舶横摇运动和安装减摇鳍后船舶横摇运动进行了预报。
- Two methods, combined method and overloading method, have been developed for the analysis of loading spectrum. 提出了用于载荷谱断口定量反推的混合反推法和过载载荷反 推法。
- Interactions between pier groups in random wave are predicted well by numerical model, although there exist some difference in maximum wave cre. 本文对随机波浪作用下某实际群墩码头结构的相互影响进行了数模与试验的比较。
- TEST RESEARCH ON CONCENTRATED RANDOM LOAD SPECTRUM 浓缩随机载荷谱试验研究
- This paper introduces models of still water loading, wave loading and slamming loading in ship engineering. 摘要介绍了船舶工程中的静水载荷模型、波浪载荷模型及砰击载荷模型。
- Based on the program load spectrum, intensified fatigue test for rearaxleare made. 在编制程序载荷谱的基础上,对后桥壳体进行了强化疲劳试验。
- The calculated results indicate that the random wave response of the wave-permeable breakwater can be effectively controlled when proper TLD parameters are selected. 计算结果表明;适当选择TLD的参数可以有效地控制透空式防波堤的随机波浪反应.
- A general method for makingthe load spectrum is presented by using the load analysis of the engine supportframe of walking tractor HW--12. 并结合红卫-12型手扶拖拉机机架的载荷分析,给出了一般编谱方法。
- Oceanic foundation is threatened by the wave loading,which is the most frequently and austerity periodical dynamic load. 波浪荷载是海洋地基土受到的最频繁和最严峻的周期性动荷载。
- The long-term life and low cycle fatigue life of low pressure turbine blade for an aeroengine under real loading spectrum is analyzed by using this method. 用该方法对某型发动机低压涡轮工作叶片在实际飞行载荷谱作用下的持久寿命和低循环疲劳寿命进行了分析。
