A proposal of a concept for a balanced internal combustion engine configuration

Fuente: arXiv
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Autores principales: Gere, István, Botos, Ovidiu-Florin, Ancutescu, Liviu
Formato: Preprint
Publicado: 2025
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author Gere, István
Botos, Ovidiu-Florin
Ancutescu, Liviu
author_facet Gere, István
Botos, Ovidiu-Florin
Ancutescu, Liviu
contents Conventional internal combustion engines (ICEs) inherently suffer from imbalances due to the reciprocating motion of their components, leading to vibrations, wear, and mechanical inefficiencies. In this paper, we propose a novel engine configuration based on four interconnected hypocycloidal straight-line mechanisms, designed to eliminate both translational force imbalances and torque fluctuations. We present the mechanical concept as a physics problem, followed by theoretical calculations showing that the proposed system results in zero net force and torque due to its symmetric design. An experimental prototype was constructed using CAD modeling and manufactured from acrylic glass. Measurements performed with an accelerometer confirm the theoretical predictions: the engine remains stable during operation, and imbalances arise only when the piston synchrony is disrupted. Our results demonstrate that such a configuration offers a mechanically balanced alternative to conventional ICE layouts, with potential applications in vibration-free piston-based engine designs.
format Preprint
id arxiv_https___arxiv_org_abs_2504_08423
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle A proposal of a concept for a balanced internal combustion engine configuration
Gere, István
Botos, Ovidiu-Florin
Ancutescu, Liviu
Applied Physics
Conventional internal combustion engines (ICEs) inherently suffer from imbalances due to the reciprocating motion of their components, leading to vibrations, wear, and mechanical inefficiencies. In this paper, we propose a novel engine configuration based on four interconnected hypocycloidal straight-line mechanisms, designed to eliminate both translational force imbalances and torque fluctuations. We present the mechanical concept as a physics problem, followed by theoretical calculations showing that the proposed system results in zero net force and torque due to its symmetric design. An experimental prototype was constructed using CAD modeling and manufactured from acrylic glass. Measurements performed with an accelerometer confirm the theoretical predictions: the engine remains stable during operation, and imbalances arise only when the piston synchrony is disrupted. Our results demonstrate that such a configuration offers a mechanically balanced alternative to conventional ICE layouts, with potential applications in vibration-free piston-based engine designs.
title A proposal of a concept for a balanced internal combustion engine configuration
topic Applied Physics
url https://arxiv.org/abs/2504.08423