Durability

Centroidal solutions perform a variety of durability analysis and our team is engaged in every step of the product development cycle from load case development, analysis, test correlation, and finishing with signoff.

Vehicle:

• Full vehicle durability strength analysis (Non-Linear Analysis):

1. Towing Device.
2.  Luggage tie-down.
3. Vehicle jacking.
4. Grab strap handle strength. 
5.  Striker attachment stiffness.
6. Floor pan concentrated strength. 
7.  Roof & body systems.
8. Oil canning, denting.
9. A pillar nose deflection.
10.  luggage compartment floor panel.
11. Battery tray static loading.
12. Wiper system structural stiffness. 
13. Drivers integral footrest strength analysis.

•  Mounting&Deployment
• Component and subsystem analysis of Steering wheel, bracket, Seatbelt components.
• Mechanical analyses of snap joints during assembly & disassembly of automotive switch components.
• Topology & strength analyses of a gear shift lever, controllers, mirror switch, wipers & keys subjected to misuse loads.
• Mechanical strength optimization analyses to improvement chanical strength by defining rib patterns in several plastic parts such as air bag housing,cover & lever.
• Contact analyses to study the behavior of engage & retention of push button & actuator parts.
• Non linear static analyses of metallic sliding contact blades to satisfy contact Force & strength requirements.
• Durability assessment of Components and sub assemblies of Commercial vehicles.

Closures:

Front and Rear door strength analysis

•  Oil canning.
•  Denting.
• Static over check.
• Dynamic Overcheck.
• Antitheft, Aero loads.
• Sag & Set.
• Door strength FMVSS 214 Static and Slam load cases.

Durability assessment of Hood

• Torsional stiffness.
• Lateral stiffness. 
• vertical bending.
• Deflection due to gravity.
• Front corner stiffness.
• Oil canning.
• denting, Slam.
• Margin and flushness.
• Oil canning.
• Denting & Prop rod loading.

Durability assessment of liftgate:

• Bending rigidity-Cantilever.
• Margin and flushness.
• Wiper stiffness.
• Torsional rigidity.
• Hinge-lateral Stability.
• Hinge-Vertical Stability.
• Oil canning, Denting.
• Slam durability load cases.

Durability assessment of Decklid:

•  Lateral Stability.
• Cantilever bending.
• Torsional rigidity.:
• Front corner deflection. 
• Open overload.
• Vertical Stability.
• Waterfall deflection. 
•  Denting.
• Oil canning.
• Slam durability load cases.

Durability assessment of Fender and optimization.

• Instrument panel and glove box strength analysis (Non Linear Analysis):

1. Quality feel deflection analysis.
2. Strength analysis.
3. Thermal analysis.
4. Sag Analysis of the Instrument panel & Glove box assembly.

• Durability assessment of console systems (Non Linear Analysis):

1. Lateral, Rearward, Vertical downward/upward analysis on armrest.
2. ConsoleVerticaldownward, later load cases.
3. Rearward & Forward Load test Analysis on End cap Panel of Floor Console assembly

• Durability assessment of door trims (Non Linear Analysis):

1. Pull cup analysis, Pull handle Analysis and Door strength Analysis.
2. Quality feel deflection, Speaker grill strength, map pocket strength, and Bottle holder strength Analysis.
3. Dog house strength, Belt line strength and Door edge deflection analysis.

•  Insertion & retention Analysis for different Clips used in Automotive Sub Systems.
•  Hard trim strength analysis.
• Optimization & natural Frequency.