DCAL Bridge Preliminary Structural Analysis 9 May 2012
21
DCAL Bridge Preliminary Structural Analysis 9 May 2012 1 CORRADO GARGIULO
description
DCAL Bridge Preliminary Structural Analysis 9 May 2012. PHOS & DCAL conservative assumption in the analysis. DCAL 6 tons. PHOS 6 tons. PHOS b=300mm, a=1800mm. DCAL b=300mm, a=800mm. PHOS & DCAL final position. PHOS & DCAL module insertion along DCAL BRIDGE. 1280. 1750. - PowerPoint PPT Presentation
Transcript of DCAL Bridge Preliminary Structural Analysis 9 May 2012
CORRADO GARGIULO 1
DCAL BridgePreliminary Structural
Analysis
9 May 2012
CORRADO GARGIULO 2
ab bab b
PHOS b=300mm, a=1800mm DCAL b=300mm, a=800mm
PHOS6 tons
DCAL 6 tons
PHOS & DCAL conservative assumption in the analysis
CORRADO GARGIULO 3
PHOS & DCAL final position
CORRADO GARGIULO 4
1750
1350
1280
PHOS & DCAL module insertion along DCAL BRIDGE
UNSOPPORTED RAILS LENGTH (mm)
CORRADO GARGIULO 5
RAILS
Rails materialAl 6106 T6 (high strenght Al alloy)Ultimate tensile strenght = 263 N/mm²Yield Strength = 240 N/mm²E=Young Modulus= 69.5 GpaMaterial data from Manoel (measured values)
L=1350mm
Ix= 1049908 mm4
P=15000N Mmax=PL/8=2531250Nmm
Stress max=(M/I)y=15.1 MpaDispl max= PL3/(192EI)= 0.26
P
y
x
CORRADO GARGIULO 6
3 tons
1m
FE Mesh
CORRADO GARGIULO 7
3 tons on two wheels (one per rail) in the middle of the unsupported length 1350mm between rotator and the beams support
Max stress (Von Mises) 50 MPa
0°
1350mm
LOAD CASE
1350mm
CORRADO GARGIULO 8
Max displacement 0.8mm
3 tons on two wheels (one per rail) in the middle of the unsupported length 1350mm between rotator and the beams support
0°
1350mm
LOAD CASE
CORRADO GARGIULO 9
20°
Max stress (Von Mises) 72 MPa
3 tons on two wheels (one per rail) in the middle of the unsupported length 1350mm between rotator and the beams support
1350mm
CORRADO GARGIULO 10
Max displacement 0.9mm
20° 3 tons on two wheels (one per rail) in the middle of the unsupported length 1350mm between rotator and the beams support
1350mm
CORRADO GARGIULO 11
40°
Max stress (Von Mises) 81 MPa
3 tons on two wheels (one per rail) in the middle of the unsupported length 1350mm between rotator and the beams support
1350mm
Assumption: Rails inter-distance assumed the same as for 0° and 20°
CORRADO GARGIULO 12
Max displacement 0.9mm
40°3 tons on two wheels (one per rail) in the middle of the unsupported length 1350mm between rotator and the beams support
1350mm
Assumption: Rails inter-distance assumed the same as for 0° and 20°
CORRADO GARGIULO 13
Max stress (Von Mises) 62 MPa
0°
3 tons on two wheels (one per rail) in the middle of the unsupported length 1750mm between rotator and the beams support
1750mm
1750mm
CORRADO GARGIULO 14
Max displacement 1.23mm
0°
3 tons on two wheels (one per rail) in the middle of the unsupported length 1750mm between rotator and the beams support
1750mm
CORRADO GARGIULO 15
0°
Max stress (Von Mises) 123 MPa
6 tons on two wheels (one per rail) in the middle of the unsupported length 1750mm between rotator and the beams support
1750mm
CORRADO GARGIULO 16
0°
Max displacement 2.44mm
6 tons on two wheels (one per rail) in the middle of the unsupported length 1750mm between rotator and the beams support
1750mm
CORRADO GARGIULO 17
0° 6 tons on two wheels (one per rail) in the middle of the unsupported length 1750mm between rotator and the beams support
1750mm
Max stress (Von Mises) 102 MPa
CORRADO GARGIULO 18
0°0° 6 tons on two wheels (one
per rail) in the middle of the unsupported length 1750mm between rotator and the beams support
1750mm
Max displacement 1.88mm
CORRADO GARGIULO 19
Unsupported length(mm)
Module inclination
Weight
(ton)
stiffner STRESS
(MPa)
DISPL
(mm)1350 0° 3 50 0.8
20° 3 72 0.9
40° 3 81 0.9
1750 0° 3 62 1.23
0° 6 123 2.44
~1750/2 0° 6 add beams
102 1,88
Al 6106 Yield Strenght 240 MPa
to be compared with
CORRADO GARGIULO 20
backup
CORRADO GARGIULO 21
