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Safety analysis of 혻marine refrigeration혻machine under vibration
Analysis Objective
Verify if crack occurs on the structure and piping of a marine refrigeration machine under vibration load.
Analysis Type
Natural frequency analysis
Frequency response analysis
marine refrigeration machine
Pre Processing

Modeling: 3D Solid Element, Spring Element

Loading Conditions: To analyze motor's vibration components, input harmonic loading conditions

FE model and analysis conditions

Post Processing

Natural frequency analysis

  • Identify structure's vibration characteristics
  • Identify structure's natural frequency and natural mode
1st mode shape

1st mode shape

2nd mode shape

2nd mode shape

Output of 50 modes

Frequency response analysis

Main frequency response result output at piping part.

Resonant displacement distribution

Resonant displacement distribution

Resonant stress distribution

Resonant stress distribution

Pipe part 1 frequency response

Pipe part 1 frequency response

Pipe part 2 frequency response

Pipe part 2 frequency response

Pipe part 3 frequency response

Pipe part 3 frequency response

 


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