ARDIENTE
Group Work - See inside
Group Work - See inside
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MECHANICS
APROXIMATIONS
For the structural analysis, the following assumptions The two wind load case studies are analysed according
are taken into consideration:
to a structural perspective, from the top and lateral
• Every single hollow module is made of metal flat application, important to investigate the following
sheets that are well connected and fixed with each points:
other.
• The necessary thickness (h) of the metallic flat
• The sheet of the backplate is strongly fixed to the sheets (front and backplate sheets)
U-Channels.
• The necessity of placing ribs inside the module in
• The self-weight of the whole box is small, so is not the horizontal direction.
considered in the hand calculations.
• In case of necessary ribs, their required dimensions
• Due to the thin nature of the sheets that comprise and distances between them.
the box, wind loads are the most critical to be
considered in the analytical calculation. PRODUCED BY AN AUTODESK A simplified STUDENT 3D version VERSION of the unit was modeled in the
• Arch formulas are taken from the website www.
structx.com (Fixed parabolic arches and Tied
parabolic arch - Two Hinge)
Diana software. The hand calculation results were
compared later with the finite element analysis (FEA)
results, under an assumption of a wind load of 1kN/m 2 .
1° MODULE 2° MODULE
HOLLOW TUBE
WIND LOADS
PRODUCED BY AN AUTODESK STUDENT VERSION
CONNECTION
BETWEEN MODULES
WEAK POINT
CONNECTION
TO EXISTING
BUILDING
FIGURE 47: POINTS FOR STRUCTURAL ANALYSIS
Material Properties (AL 6070 T6)
Young’s modulus 69000 MPa
Yield strength
310 Mpa
Possion’s Ration 0.33
Density 2,7x10 3 kg/m 3
Safety factor 1.65
W
TABLE 3: MATERIAL PROPERTIES
W
FIGURE 48: PLAN - TOP WIND LOAD
FIGURE 49: PLAN - SIDE WIND LOAD
PRODUCED BY AN AUTODESK STUDENT VERSION
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