Verification Cases for Creo Simulation Live—Static Structural Analyses

Rectangular Plate with Circular Hole Subjected to Tensile Loading

Problem Statement: A rectangular plate with a circular hole is fixed along one of the end-faces, and a tensile pressure load is applied on the opposite face. Find the maximum normal stress in the X- direction on the cylindrical surfaces of the hole.

References:

J. E. Shigley, Mechanical Engineering Design, McGraw-Hill, 1st Edition, 1986, Table A-23, Figure A-23-1, pg. 673

Material Properties | Geometric Properties | Loading |

Young’s modulus E = 1000 Pa Poisson’s ratio ν = 0.0 | Length = 15 m Width = 5 m Thickness = 1 m Hole radius = 0.5 m | Pressure = -100 Pa |

Result Comparison—Simulation quality slider at default position

Results | Target | Creo Simulate | ANSYS Discovery Live | Creo Simulation Live | Percent Error |

Maximum Normal X Stress (Pa) | 312.5 | 313.272 | 296.5 | 283.7 | 9.22 |

Result Comparison—Simulation quality slider at maximum position

Results | Target | Creo Simulate | ANSYS Discovery Live | Creo Simulation Live | Percent Error |

Maximum Normal X Stress (Pa) | 312.5 | 313.272 | 337.8 | 313.6 | 0.36 |

Stepped Shaft in Axial Tension

Problem Statement: Consider a stepped shaft under an applied axial load of 1000 psi on the smaller cross section of the shaft, compute the stress concentration based on the fillet radius at the step as shown below:

References:Roark’s Formulas for Stress and Strain, Warren C. Young and Richard G. Budynas,2002

Material Properties | Geometric Properties | Loading |

Young’s modulus E= 2.9008e7 psi Poisson’s ratio ν = 0.3 | D = 8 in h = 3 in r = 1 in | Pressure = -1000 psi |

Result Comparison—Simulation quality slider at default position

Results | Target | Creo Simulate | ANSYS Discovery Live | Creo Simulation Live | Percent Error |

Maximum Normal Y Stress (psi) | 1376 | 1422.63 | 1497.7 | 1500 | 9.01 |

Elongation of a Solid Bar

Problem Statement: A tapered aluminum alloy bar of square cross-section and length L is suspended from a ceiling. An axial load F is applied to the free end of the bar. Determine the maximum axial deflection d in the bar and the axial stress σy at mid-length (Y = L/2).

References: C. O. Harris, Introduction to Stress Analysis, The Macmillan Co., New York, NY, 1959,pg. 237, problem 4

Material Properties | Geometric Properties | Loading |

Young’s modulus E=10.4e6 psi Poisson’s ratio ν = 0.3 | L = 10 in d = 2 in | F = 10000 lbf |

Result Comparison—Simulation quality slider at default position

Results | Target | Creo Simulate | ANSYS Discovery Live | Creo Simulation Live | Percent Error |

Directional Deformation Y (in) | 0.0048077 | 0.0048156 | 0.004807 | 0.004807 | 0.015 |

Normal Stress Y at L/2 (psi) | 4444 | 4439.45 | 4432 | 4430 | 0.31 |

Circular Plate under Uniform Pressure

Problem Statement: Consider a circular plate with fixed edges under a uniformly distributed pressure load. Find the maximum deflection in the centre of the plate.

References: R. J. Roark, W. C. Young,Formulas for Stress and Strain, McGraw-Hill Book Co., Inc.,New York, NY, 1975, Table 24.

Material Properties | Geometric Properties | Loading |

Young’s modulus E= 30e6 psi Poisson’s ratio ν = 0.3 | Diameter = 30 in Thickness = 0.25 in | P = 3 psi |

Results—Simulation quality slider at default position

Result Comparison—Simulation quality slider at maximum position for an M2000 graphics card

Results | Target | Creo Simulate | ANSYS Discovery Live | Creo Simulation Live | Percent Error |

Deflection centre of plate, in. | 0.0553 | 0.0549 | 0.0515 | 0.0515 | 6.87 |

Result Comparison—Simulation quality slider at maximum position for a P4000 graphics card

Results | Target | Creo Simulate | ANSYS Discovery Live | Creo Simulation Live | Percent Error |

Deflection centre of plate, (in.) | 0.0553 | 0.0549 | 0.0534 | 0.0534 | 3.43 |