基于数值模拟方法的风速时程曲线在桥梁结构风振分析中被广泛采用。
Wind speed time series obtained with numerical simulation methods are adopted in structural analysis of wind-induced vibration.
研究了大跨空间结构脉动风荷载的随机模拟技术，基于神经网络进行了风速时程的随机模拟。
The random simulation of dynamic wind load for large-span structures is studied. Wind speed processes based on artificial neural networks are generated.
这一风场模拟是一个新的尝试，即不依靠已有的风谱，而是利用实际风速时程记录的方法。
The method making a new task in simulating natural wind. not to depend on old wind spectrum, it depends on real wind velocity continuous records.
采用快速傅立叶变换法（FFT）编制了风荷载模拟程序，实现了随机风场的计算机仿真，仿真得到了16维脉动风荷载时程样本。
Using FFT to workout a wind load simulation program. The computer simulation of the stochastic wind field is achieved. The 16-dimensional random process is got.
大跨空间结构风速时程模拟需考虑风的时间相关性和空间相关性。
In wind speed time history simulation of large-span spatial structures, both time and spatial correlation should be considered.
为了分析海上风机结构在时域内的风振动力反应，进行了脉动风速时程数值模拟研究。
To analyze the wind-induced dynamic response of offshore wind turbine in time domain, the numerical simulation of fluctuating wind velocity time series was studied.
同时，计算出了两种体系的位移风振系数，比较分析了等效静力法和时程分析法的计算结果。
In addition, this paper also calculates the displacement wind vibration of two systems, and compares the result of the equivalent static force method and the time domain analysis method.
对黏滞阻尼器阻尼系数进行了参数分析，得到黏滞阻尼器比较合理的阻尼系数，然而进行了弹塑性抗震时程分析和随机风振分析。
Coefficient parameters of viscous damper were analyzed, the rational parameters were proposed, and the elasticity-plastic anti-seismic time-history analysis and random wind vibration were performed.
将模拟出的风荷载作用于单层球面网壳，用有限元程序ANSYS进行了网壳结构的风振响应时程分析。
The simulated wind vibration loads are then applied to the time-history analysis of wind vibration response of single-layer spherical latticed shells by the finite-element program ANSYS.
研究主要包括以下几个方面：1风速时程数值模拟及基于数值模拟的风振时程分析研究。
And the contents are as follows: 1 numerical simulation of wind speed and wind vibration time-history analysis based on numerical simulation.
以基于风洞试验风压数据的风振时程分析结果为参考，对基于数值模拟的风荷载时程进行校核并应用于该结构的风振时程分析。
Wind vibration analysis based on numerical simulation mentioned above checked by the results gained time-history analysis based on wind tunnel test data is applied in this paper.
采用SAP2000软件建立了某景观烟囱的结构分析模型，输入风荷载时程进行风振响应分析。
Based on the finite element model of a landscape chimney by SAP2000 and wind load history, the dynamic responses of the chimney were analyzed using time domain method.
采用SAP2000软件建立了某景观烟囱的结构分析模型，输入风荷载时程进行风振响应分析。
Based on the finite element model of a landscape chimney by SAP2000 and wind load history, the dynamic responses of the chimney were analyzed using time domain method.
应用推荐