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- Polar coordinate method for wind induced dynamic responses of arc grandstand-roofs of large stadiums 体育场主看台弧形挑篷风振响应分析的极坐标法
- The analysis is of wind induced response on DTCS. 4.;大底盘双塔楼连体结构的风振响应分析。
- We have developed a thermospheric dynamic model (TDM) to study theresponse of the thermospheric density, temperature and wind induced by solar activityand geomagnetic disturbance. 借鉴国外的先进模式,吸取其成功经验,我们建立了一个热层大气动力学模式(Thermospheric Dynamic Model,简称TDM模式),研究太阳活动和地磁扰动对高层大气密度、温度和风场的影响。
- Fast dynamic response, easy arc ignition, little spatter. 动态特性优良,引弧容易,焊接过程飞溅小.
- Wind induced maximal accelerations at the highest inhabitancy floor are analyzed as wind direction varies and the effects of wind direction to acceleration response of the building are obtained. 此外,分析了该大厦最高居住楼层的最大加速度响应随风向角的变化,得到了风向对最大加速度响应的影响规律。
- In this article, an approach in time domain is developed to predict dynamic response of a Single Anchor Leg Mooring system subject to wind, wave and current. 在时域内建立了单锚腿系泊系统在风、浪、流联合作用下动力响应的计算方法。
- This paper derives formulae for spatial wind-induced dynamic response of cantilevered roofs and presents calculation practical method for equivalent static wind load. 本文推导了悬挑屋盖空间动力响应的理论公式,提出了等效静力风荷载实用计算方法。
- Human Dynamic Response to Landing Impact in Selected Body Orientations. 不同体位着陆冲击时人体的动态响应。
- The conclusion could be used as a reference for the wind induced vibration control design. 这对于正确估算结构的扭转风振反应值,为高层建筑风振控制措施设计提供参考依据是有一定意义的。
- Controlling the comfort of tall steel structures due to wind induced vibration is an important structure design. 高层钢结构风振舒适度控制是结构设计的一项重要内容。
- The detailed explication of wind induced vibrations of cables, the method of vibration reduction used in practical projects and the recent progresses in researches are introduced. 本文阐述了斜拉索各种风振形式的振动机理和实际工程中常用的减振方法以及国内外该领域目前的研究状况。
- Based on wind velocity spectrum generated by CAWS method,the dynamic response of tower is computed by ANSYS software. Thus the wind-reduced displacement response,force response,acceleration response. are all acquired. 建立电视塔的风振内力响应计算有限元模型,基于谐波合成法数值生成电视塔各分段的风波时程,采用ANSYS结构分析程序数值计算各风偏角下结构的动力响应,确定该电视塔不同高度上的风致振动位移响应、内力响应,给出了基于位移等效的动力放大系数与基于内力等效的动力放大系数。
- As the main spans of bridges become longer, engineers have to assess the wind induced vibration of bridge decks for safety and serviceability. 摘要:随著桥梁跨径不断的增加,工程师必须审慎评估桥梁在风力作用下之安全性及服务性。
- The dynamic response to the heating imbalance is such as to converge heat into the upper troposphere of the desert regions. 对这一加热不平衡的动力学响应结果导致热在这沙漠地带的对流层上部辐合。
- The wind induced vibration behavior of the Bridge, such as that of fluttering, buffeting and vortex-excited vibration, is investigated and evaluated. 评估了菜园坝长江大桥颤振、抖振和涡激振动等风振特性。
- Wind load is always the major or even the decisive load applied to long-span spatial structures, so much more attention is paid to dynamic response of reticulated shell structures under wind load. 摘要风荷载在大跨度屋盖结构设计中常常起主要甚至决定性作用,这使得该类结构的风荷载及风致动力响应研究日益受到关注与重视。
- Anomalous dynamics response of nonlinear elasticbar.Appl.Math. [59]张年梅;韩强;杨桂通;徐秉业.
- The results show that the interation effect on the wind induced vibration of high-rising structure is obvious, and more attention should be paid to this phenomenon. 计算结果表明:桩-土-结构动力相互作用对高层建筑的风致振动响应的影响是明显的,应当引起重视。
- A new way to solve dynamical response of rotor blade in helicopter. 提出了一种全新的计算旋翼桨叶动力响应的方法。
- Meanwhile, two examples about calibrating transducer's dynamic response characteristic are given. 同时,给出了采用正弦压力发生器校准传感器动态特性的两个实例。