Analysis of the Influence of the Diameters of the Tie-Rods on Spherical Tanks Under Earthquake Loads;
地震载荷下拉杆直径对球罐的影响分析
Seismic response analysis of buried pipelines under the earthquake load;
埋地管道在地震载荷作用下的动力响应分析
The API650 standard for the design of oil storage tanks and key factors for deciding whether the oil storage tanks should have anchors or not such as wind load, earthquake load, internal pressure in GB50341 " Standard for design of Vertical Cylindrical Steel Welded Oil Tanks" are analyzed and compared.
分析对比美国石油学会油罐设计规范APl650和IGB50341《立式圆筒形钢制焊接油罐设计规范》中确定储罐是否带锚栓的关键因素,包括风载荷、地震载荷和设计内压,探讨了锚栓储罐设计中应注意的问题,如罐壁、罐顶的设计,锚栓力的确定,锚栓座的计算等。
By adopting Membrane Theory I within the elastic limit, this project abides by the requirement in Steel Pressure Container GB150-98,deduces and calculates the secondary membrane stress caused by pressure, keeps stress under allowable stress according to the Principal Stress Theory, It approximately calculates the wind load with mass spectrometry, and seismic load Curved Method Prospecting Theory.
对于风载荷 ,分段进行质量折算法近似计算 ;对于地震载荷 ,采用反应谱曲线理论 ,假设塔设备是弹性的但允许塔弹塑性变形 ,取其较薄弱的截面进行应力分析、校核等。
Based on finite element method,this paper analyzes seismic load response spectrum and dynamic time-history of the steel tructure of three dimensional warehoue shelf.
采用有限元方法对立体库货架钢结构进行地震载荷设计反映谱分析和时间历程分析,计算得到了结构在地震载荷作用下的应力和位移分布情况,验证了立体库货架钢结构的抗振设计合理性。
According to the problem that seismic load is harmful to tower crane,the time-history analysis method and finite element method are applied to study the dynamic response of a typical tower crane structure subjected to three-dimensional seismic action.
针对地震载荷造成塔式起重机严重受损的问题,采用时程分析法和有限元法进行了典型塔式起重机结构三向地震作用下的动态响应研究。
The natural frequencies and the corresponding vibration modals of the reactor are obtained by performing modal analysis so that the dynamic responses of the reactor to the wind and earthquake loadings can be determined.
应用Lanczos算法对聚丙烯环管反应器进行了模态分析，得出了其固有频率和相应的振型，从而可以计算聚丙烯环管反应器对风载荷和地震载荷的动态响应。
The simulation of vibration control of offshore platforms under earthquake loadings was performed by using the ANSYS,in which the first 3 order natural frequencies of the platform were controlled by the ETMD system where the parameters of the system were taken in the optimal regions.
分别以海洋平台的前三阶固有频率作为被控频率,振动控制系统的参数在最优参数区间内取值,应用ANSYS有限元分析软件,对海洋平台在三维地震载荷作用下的振动控制进行仿真研究。
Analysis of dynamic effect characteristic for high dam foundation under earthquake load;
地震荷载作用下高坝坝基的动力响应特征分析
A damage mechanics approach to predict the damage evolution of concrete structure subjected to earthquake load is proposed.
建议了一种地震荷载作用下混凝土结构损伤发展估计的思路和方法,通过混凝土结构在循环荷载作用下损伤演化特点的分析,推导出一种考虑组合效应的损伤演化方程。
The rocky slope under the earthquake load is analyzed and evaluated by using ADINA,a non-linear FEM program.
通过非线性有限元软件ADINA[1]对岩质边坡在地震荷载作用下的稳定问题进行了分析评价。
Simulation on dynamic response of large underground opening complex under seismic loads;
地震荷载作用下大型地下洞室群的动态响应模拟
Based on the strength reduction method,a new method to determine the factor of safety of bedding rock slope under seismic load is proposed.
结合强度折减法的思想,并考虑到地震荷载特征以及离散元法和顺层岩质边坡的特点,提出一种求解地震荷载作用下顺层岩质边坡安全系数的方法。
Study on deformation characteristics of bedding slopes under earthquake;
地震荷载作用下顺层岩体边坡变形特征分析
Large deformation analyses of concrete caisson quay wall subjected to earthquake loading by using distinct element method;
地震荷载沉箱码头大变形分析的离散元法初探
The Simplified Calculation of Axial Force of Submarine Pipe Under Earthquake Load
地震载荷作用下海底管道轴向力简化计算
Simulation of Vibration Control of Offshore Platforms Under Earthquake Loadings
地震载荷作用下海洋平台振动控制仿真研究
According to actual condition, seismic load of the coupled model is inputted from the bottom of reactor building.
耦联模型的地震载荷按照实际情况,由土建结构的底部输入。
Optimization Analysis of Beam String Structures under Seismic Load;
地震荷载作用下张弦梁结构优化分析
Research on the Stability of Rock Slope under Seismic Loadings;
地震荷载作用下岩质边坡稳定性研究
Nonlinear Analysis of Cracks under Seismic Load in Masonry Structures;
砌体结构地震荷载裂缝的非线性分析
Study on effective loads of ground motion for permanent deformation of soils
土体永久变形中地震动有效荷载研究
Rock Slope Stability Analysis in Earthquake Load
地震荷载作用下岩质边坡稳定性分析
Primary Study on the Influence Factors on Underground Rock Cavern under Earthquake;
地震动荷载作用下地下洞室响应的初步分析
Chaotic analysis of nonlinear response of dams under earthquake
地震荷载作用下大坝非线性响应的混沌分析
A TEST METHOD OF DYNAMIC STRENGTH OF LOESS UNDER RANDOM SEISMIC LOADING
随机地震荷载作用下黄土动强度的试验方法
The Dynamic Analysis on the Interactivity between Soil&pile in Level Seismic Condition;
地震水平荷载下桩土相互作用动态分析
Study on the Relationship of Soil Permanent Deformation and the Characteristics of Seismic Loading
土体永久变形与地震荷载特征关系研究
Research on Deformation Characteristics of Soft Clay in Tianjin under Seismic Loading
地震荷载作用下天津软土变形特性研究
Dynamic Characteristic Analysis of Earthquake Vibratory Load for Road Structure of Filled-Sand and Clay Wrapping
地震荷载作用下包边填砂路堤动力特性分析
Microseismic Experiment of Pavement Structure Under Traffic Load
交通荷载作用下路面结构的微地震试验
Time-history analysis on seismic behaviors of precast reinforced concrete buildings
预制钢筋混凝土结构在地震荷载下的时程响应
APPROXIMATE SOLUTION OF SEISMIC BEARING CAPACITY OF STRIP FOUNDATION
地震荷载作用下条形基础地基动承载力的近似解