Development of machine-learning models to determine the power of natural gas/hydrogen spark ignition engines

Trong-Minh Nguyen, Tien-Thinh Le, Faculty of Engineering, Vietnam National University of Agriculture, Faculty of Mechanical Engineering and Mechatronics, Phenikaa School of Engineering, Phenikaa University, Phenikaa Research and Technology Institute , A Green Phoenix Group JSC

Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy

Published online on April 15, 2026

Abstract

Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy, Ahead of Print.
This study develops a set of machine learning models for predicting the power output of a spark ignition engine operating on natural gas enriched with hydrogen. The input variables considered in the modeling framework include the hydrogen blending ratio (%...