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January 25, 2026Noise & Vibration Worldwide

Hybrid design and optimization of a tuned dynamic vibration absorber for washing machine drum systems using Den Hartog equal-peak theory and genetic algorithms

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Authors

ABAmit R. BhendeSaint Vincent College

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Implication

Demonstrates effective vibration reduction in washing machines using a tuned dynamic vibration absorber and genetic algorithms, highlighting practical implications for appliance design.

Key Points

  • The central aim is to reduce excessive vibrations in washing machines through the design of a tuned dynamic vibration absorber (TDVA).
  • Developed a mathematical model of the washing machine drum system incorporating suspension springs and dampers.
  • Employed Den Hartog’s equal-peak tuning principle for absorber stiffness and frequency ratios.
  • Implemented a Genetic Algorithm (GA) to optimize the absorber mass while minimizing vibration amplitude.
  • Designed a prototype with a tunable tip mass to validate findings through experimental investigations.
  • Achieved a reduction of 46–50% in vibration amplitude near the natural frequency.
  • Identified an optimal absorber mass of approximately 0.654 kg.
  • Outperformed classical designs and non-optimized absorbers in vibration mitigation.

Cite This Study

Amit R. Bhende (2026) studied this question.

synapsesocial.com/papers/6975b1eafeba4585c2d6d689https://doi.org/10.1177/09574565261419829
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