American Journal of Mechanical and Materials Engineering

Volume 9, Issue 2, June 2025

  • Research Article

    Comparison of Response Surface Methodology (RSM) and Artificial Neural Networks (ANN) in Optimisation of the Thermal Diffusivity of Mild Steel TIG Welding

    Augustine Oghenekevwe Igbinake*

    Issue: Volume 9, Issue 2, June 2025
    Pages: 43-49
    Received: 17 February 2025
    Accepted: 3 March 2025
    Published: 28 March 2025
    DOI: 10.11648/j.ajmme.20250902.11
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    Abstract: This study compares the effectiveness of Response Surface Methodology (RSM) and Artificial Neural Networks (ANN) in optimizing the thermal diffusivity of mild steel Tungsten Inert Gas (TIG) welds. The analysis evaluates the predictive accuracy and optimization efficiency of both techniques, providing insights into their suitability for modeling the... Show More
  • Research Article

    Vibration Testing of 3D-Printed Turbine Blades: Precautions and the Application of Scale Factors in Design

    Buschaiah Karolla, Mudda Nirish*, Rega Rajendra

    Issue: Volume 9, Issue 2, June 2025
    Pages: 50-56
    Received: 28 February 2025
    Accepted: 12 March 2025
    Published: 31 March 2025
    DOI: 10.11648/j.ajmme.20250902.12
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    Abstract: Testing of components and systems is a specialized discipline that often involves complex instrumentation schemes, dedicated test rigs, and meticulous interpretation of results after assessing measurement accuracies. Turbine blades, especially those made of super alloys like Nimonic, have been subjected to vibration testing for over seven decades f... Show More