Download - Silverado v2
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FHWA/NHTSA National Crash Analysis CenterFHWA/NHTSA National Crash Analysis Center
Chevy Silverado
Model Year 2007
Version 2
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Models ReleasedModels Released
Silverado.2.2617kg.k
Standard frontal NCAP validated model
Model massed to reflect NCAP test mass (includes dummy mass
and instrumentation mass)
Silverado.2.2270kg.k
Model massed to proposed MASH-08 test level 3-11 vehicle
InertiaComparison PhysicalVehicle FEModel %differenceWeight,kg 2337 2270 2.86
Pitchinertia,
kgm^26155 6028 2.06
Yawinertia,6453 6490 0.57
Rollinertia,
kgm^21051 1050 0.09
VehicleCGheight,
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in
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FE Model of Chevy SilveradoFE Model of Chevy Silverado
VIN 2GCEC13C771511793, 2007 Chevy Silverado 1500 2WD Crew Cab Short Box
Detailed model, can be used for most
im act scenarios -
Interiors will be added in the next
release
Number of Nodes - 942677
Number of Shells - 873144-a er a a a er ve rom coupon
testing
Frontal impact validation into a rigid
Number of Solids - 53293
Number of Elements - 929131
2/26/2009
oa ce wa comp e e
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Accelerometer LocationsAccelerometer Locations
ocation - o e
Right seat - 2739121Left seat - 2739129Engine bottom - 2939137Vehicle CG - 2942560
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Vehicle ComparisonVehicle Comparison
FE ModelNCAP Test
5877
Weight (Kgs) 2617 2622
Engine Type 4.8 L V8 4.8 L V8
eftSideView
Tire size P245/70R17 P245/70R17
Attitude (mm) F 1016 F 929
L
Wheelbase
(mm)3660 3664
mm
Rearward of
front wheelC/L
1664 1664
tSideView
Body Style4-door
crew cab
4-door
crew cab
Rig
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NCAP Test SummaryNCAP Test Summary
2/26/2009
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NCAP Test Vehicle DataNCAP Test Vehicle Data
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NCAP load cell wallNCAP load cell wall
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Crush ModesCrush Modes
Pre-Test
Post-
Test
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NHTSA TestNHTSA Test
NHTSA Test 5877, frontalNCAP
evy vera otest
45 load cell wall
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Accelerometer DataAccelerometer Data
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ForceForce--displacementdisplacement
Note: Missin data rom Load Cell C3 in Test 5877
2/26/2009
One or more load cells saturated (force does not reach zero at the end)
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Energy BalanceEnergy Balance
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SummarySummary
Model verified against frontal NCAP test (NHTSA Test No. 5877).
e crus mo e o e ra s an e s ruc ura mem ers s ows goo
correlation between test and simulation.
.
Current model does not include failure of these components to ensure
robustness.
Suspension system is modeled in greater detail.
Vehicle is set to equilibrium position under gravity loading.
Future updates will include verification against low speed bump and
terrain tests conducted at FOIL.
has been run at 25, 30 and 35 mph to ensure stability).
2/26/2009