
The strut members are specified to be structural steel and has a Young’s modulus, E, of 200 GPa and a Poisson’s ratio of 0.3. The pin-joints at Nodes 1, 3 and 4 are constrained in both directions and Node 2 is free to move in any direction. To represent the framework under a static loading condition, it is assumed the tension, T, acts upwards at angle β on Node 2. Node 1, 3 and 4 are constrained in both directionsįigure 1: 2D plane truss model of three pin-jointed tie/strut elements forming a framework resisting a cable tension T. A simplified diagram of the framework is displayed in Figure 1 and a 2D solid model is shown in Figure 2. Three tie/struts members (1), (2) and (3), are structurally used in the frame in resisting the cable tension, T.
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A typical pin-jointed plane framework formed from tie/strut members is used to hold the tension in a cable.
