Das eine Reihe an bekannten Benchmark-Szenarien für Windsimulation vorgestellt。 Der Nachfolgende Beitrag dreht sich dabei um den “案例 A - 高层建筑,形状为 2:1:1”。 Im Folgenden wird das beschriebene Szenario in RWIND2 nachgebildet und die Ergebnisse mit den simulierten und derexperimentellen Resultate des AIJ verglichen.
该结构由一个工字钢和两个桁架组成。 The structure contains several imperfections and it is loaded by the force Fz. 示例中忽略自重。 Determine the deflections uy and uz and axial rotation φx at the endpoint (Point 4). 验算示例是基于 Gensichen 和 Lumpe 介绍的示例.
截面为 ASTM A992 W 18×50 的梁用于跨度和均布活荷载,如图 1 所示。 The member is limited to a maximum nominal depth of 18 inches. The live load deflection is limited to L/360. The beam is simply supported and continuously braced. Verify the available flexural strength of the selected beam, based on LRFD and ASD.
一个对称的浅结构结构,由八个相同的桁架构件组成,这些桁架嵌在铰支座中。 The structure is loaded by a concentrated force and alternatively by imposed nodal deformation over the critical limit point when the snap-through occurs. Imposed nodal deformation is used in RFEM 5 and RSTAB 8 to obtain the full equilibrium path of the snap-through. The self-weight is neglected in this example. Determine the relationship between the actual loading force and the deflection, considering large deformation analysis. Evaluate the load factor at the given deflections.
对两端由两块钢板加固的木梁施加压力。 The wood fibers are parallel to the upper loaded side of the beam. The plastic surface is described according to the Tsai-Wu plasticity theory.
该结构由两个不等长的桁架梁组成,通过铰支座进行连接。 The structure is loaded by concentrated force. The self-weight is neglected. Determine the relationship between the loading force and the deflection, considering large deformations.
该示例是验算示例 0061 的修改版;唯一的区别是容器的材料是不可压缩的。 An open‑ended, thick‑walled vessel is loaded by both inner and outer pressure. While neglecting self‑weight, the radial deflection of the inner and the outer radius is determined.
柱由截面混凝土(矩形100/200)和钢截面(截面 I 200)组成。 It is subjected to pressure force. Determine the critical load and corresponding load factor. The theoretical solution is based on the buckling of a simple beam. In this case, two regions have to be taken into account due to different moments of inertia and material properties.
该结构由两个桁架梁组成, The structure is loaded by concentrated force. The self-weight is neglected. Determine the relationship between the loading force and the deflection, considering large deformations.
定义悬臂梁为工字形,截面长度为 L。 The beam has five mass points with masses m acting in the X-direction. The self-weight is neglected. The frequencies, mode shapes, and equivalent loads of this 5-DOF system are analytically calculated and compared with the results from RSTAB and RFEM.
桁架结构由一钢两根铜杆组成。 The structure is loaded by a concentrated force and a temperature difference. While neglecting self‑weight, determine the total deflection of the structure.
证明耦合不同尺寸的单元不会影响结果。 A cantilever with a rectangular cross-section is fixed at one end and loaded at the other by concentrated forces. Neglecting its self-weight and assuming only small deformations, determine the cantilever's maximum deflections.
四根固定在底部的立柱,上部通过一个刚性试块相互连接。 The block is loaded by pressure and modeled by an elastic material with a high modulus of elasticity. The outer columns are modeled by linear elastic material and the inner columns by a stress-strain diagram with decaying dependence. Assuming only the small deformation theory and neglecting the structure's self-weight, determine its maximum deflection.
货架支架采用工字形截面。 The axial rotation is restricted on both ends while warping is enabled. The structure is loaded by two transverse forces in the middle. The verification example is based on the example introduced by Gensichen and Lumpe.
定义一个简单振动器,由质量 m(只考虑 x 方向)和刚度为 k 的弹簧组成。 The mass is embedded on a surface with Coulomb friction and is loaded by constant-in-time axial and transverse forces.
对该钢梁施加铰接,并在另一端进行弹簧支承。 Two cases with different spring stiffnesses are considered. The verification example solves the calculation of the load factors of the beam in the image using the linear stability analysis.
对两端由两块钢板加固的木梁施加压力。 The wood fibers are parallel to the upper loaded side of the beam. The plastic surface is described according to the Tsai-Wu plasticity theory.
本例题介绍的是膜板约束。 The application is shown on a two-story structure. The structure is loaded by means of lateral forces according to Figure 1. Determine the maximum deflection of the structure ux in the direction of the loading forces using both the diaphragm constraint and the plate model of the floor.
在验算示例中比较了欧洲规范EN 1991-1-4和使用RWIND Simulation中的CFD模拟计算一栋平屋面建筑物的风荷载。 The building is defined according to the sketch, and the inflow velocity profile is taken according to the standard EN 1991-1-4.
This verification example compares wind load calculations on a flat roof building using the ASCE 7-16 standard and using CFD simulation in RWIND Simulation. 该模型根据规范 ASCE 7-16 进行定义的。
曲线梁由两个截面为矩形的梁组成。 The horizontal beam is loaded by distributed loading. While neglecting self-weight, determine the maximum stress on the top surface of the horizontal beam.
一种双金属带材,由茵瓦钢和铜组成。 The left end of the bimetallic strip is fixed, and the right end is free, loaded by temperature difference. While neglecting self-weight, determine the deflection of the bimetallic strip (free end).