Experiment No.2A
Date: 13.07.2026
TRUSS TUTORIAL
Aim:
Th loading and other parameters for a two-bar truss element is
shown in Figure. Determine the nodal displacement, reactions, and
stresses in the truss member shown in figure.
Young’s modulus = 2.1e11
Poisons Ratio = 0.28
Procedure
Module: Part
a) Create part → Name: Beam → Modeling space: 2DPlanar → Type: Deformable
→ Base Feature: Wire → Type: Planar → Approximate Size: 1000 → Continue
b) Create lines: Connected → Pick a starting point for the line of entry X,Y Point
1 = (0,0)→(750,0)→(0,-500)
c) Sketch the section of wire: done
Module: Property
a) Create material property → Name: Steel →
Mechanical → Elasticity → Elastic → Type: Isotopic → Young’s Modulus:
2.1e11
Mechanical → Elasticity → Elastic → Type: Isotopic → Poisson’s Ratio: 0.28
→ ok
b) Create Section → Category: Beam → Type: Truss → Continue
Edit Section
Material: Steel → Cross Sectional Area: 1000 → ok
c) Create Section → Category: Beam → Type: Truss → Continue
Edit Section
Material: Steel → Cross Sectional Area: 1250 → ok
d) Assign Section → Select the regions to be assigned a section → Select the
horizontal line → Done
e) Assign Section → Select the regions to be assigned a section → Select the
inclined line → Done
f) Assign Beam Orientation → Select the regions to be assigned a beam
section orientation (Select the beam on screen) → Done
Enter an approximate n1 direction (tangent vectors are shown): 0.0, 0.0, -
1,0 → Enter → Click ok to confirm input → ok
g) View → Part display options → General → Render Beam Profile → Apply →
ok
Module: Assembly
a) Create Instance → Create Instance from: Parts → Parts: Part-1 →
Instance type → Dependent (Mesh on part) → ok
Module: Step
a) Create Step → Name: Step-1 → Insert new step after: Initial → Procedure
Type: General → Static, General → Continue
Edit Step → Basic → Time Period: 1 → Nlgeom: off → Incrementation →
Type: Automatic → Maximum number of incrementation: 100 → Increment
size: Initial: 1, Minimum: 1e-005, Maximum: 1 → ok
b) Field Output Manager → Edit → Edit Field Output Request → Domain: Whole
Model → Frequency → Every n increment → n:1 → Output Variables: S, E,
U, RF → ok → close
c) History Output Manager → Delete → Yes → close
Module: Mesh
a) Object: Part
b) Seed → Part → Global Seeds → Sizing Control → Approximate Global Size:
700 → Apply → ok
c) Mesh → Element Type → Control Select the regions to be assigned element
type (select the beam) → Done → Element Type → Element Library:
Standard → Geometry order: Linear → Family: Truss → Scaling factors:
Linear Bulk viscosity: 1 → T2D2: A 2-node linear 2-D Truss → ok → Done
d) Mesh → Part → Ok to Mesh the part? → Yes
e) View → Part display options → Mesh → Show node label → Show element
label → Apply → ok
Total number of nodes: 3
Total number of elements: 2
End of Document
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