RD-T: 3050 Simplified Car Pole Impact
To simulate frontal pole test with a simplified full car.
- UNITS: Length (mm), Time (s), Mass (ton), Force (N) and Stress (MPa)
- Simulation time: Engine file (_0001.rad) [0 - 0.06 ms]
- An initial velocity of 15600 mm/s is applied on the car model to impact a rigid pole of radius 250 mm.
- Elasto-plastic Material /MAT/PLAS_JOHNS (WINDSHIELD)
[Rho_Initial] Initial Density = 2.5x10^{-9}ton/mm^{3}
[E] Young's Modulus = 76000 MPa
[nu] Poisson's Ratio = 0.3
[$\sigma $_{0}] Yield Stress = 192 MPa
[K] Hardening Parameter = 220 MPa
[n] Hardening Exponent = 0.32
- Elasto-plastic Material /MAT/PLAS_JOHNS (STEEL)
[Rho_Initial] Initial Density = 7.9x10^{-9}ton/mm^{3}
[E] Young's Modulus = 210000 MPa
[nu] Poisson's Ratio = 0.3
[$\sigma $_{0}] Yield Stress = 200 MPa
[K] Hardening Parameter = 450 MPa
[n] Hardening Exponent = 0.5
[SIG_max] Maximum Stress = 425 MPa
- Elasto-plastic Material /MAT/PLAS_JOHNS (RUBBER)
[Rho_Initial] Initial Density = 2x10^{-9}ton/mm^{3}
[E] Young's Modulus = 200 MPa
[nu] Poisson's Ratio = 0.49
[$\sigma $_{0}] Yield Stress = 1e^{30}MPa
[n] Hardening Exponent = 1
Start HyperCrash
- Open HyperCrash.
- Set the User profile to RadiossV2021 and the Unit system to kN mm ms.kg.
- Set User Interface style as New.
- Set the working directory to <install_directory>/tutorials/hwsolvers/radioss.
- Click Run.
- Click .
- In the input window, select full_car.nas.
- Click OK.
Create and Assign WINDSHIELD Material
Create and Assign RUBBER Material
Create and Assign STEEL Material
Create the Ground Rigid Wall
Creat3 Pole Rigid Wall
Create an Interface for the Full Car
Create an Interface between Engine and Radiator
Define Initial Velocities
- Click .
- In the Velocity list, right-click and select Create New.
- In the Title field, enter 35MPH.
- In the Tree window, highlight FULL_CAR.
- In the [Vx] field, enter 15600.
- In the Initial Velocity tab, click in the [Gnod_id] Support field. Move the cursor to the modeling window, right-click and select Add selected parts of tree .
- Click .