<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>In the paper, the authors presented an elaboration of the biomechanical model of a human in a sitting position for the dynamic tests related to the impact loads acting on operators of self-propelled mining machines. Here, the human body was replaced with a one-dimensional multi-mass model (in the form of concentrated masses connected with elastic and damping elements). The models of this type are currently used to study ergonomics in vehicles. However, their use is limited because they are adapted to much lower dynamic loads than those acting on the operator in accident situations in mines. Many models of this type, in which the stiffness and damping characteristics of the elements are constant, have been described in the literature. Due to the specificity of the analysed loads acting on the operator, the literature studies were mainly focused on models for vertical forces analysis. By developing non-linear stiffness characteristics, in the currently used car seat ergonomics linear biomechanical models, it was possible to use simple multi-mass models with several degrees of freedom to analyse the effects of dynamic excitation characterised by large displacements. The validation of the developed characteristics was performed using a full-size dummy in a sitting position positioned in the cabin, on the operator’s seat.</p>
</abstract>

In the paper, the authors presented an elaboration of the biomechanical model of a human in a sitting position for the dynamic tests related to the impact loads acting on operators of self-propelled mining machines. Here, the human body was replaced with a one-dimensional multi-mass model (in the form of concentrated masses connected with elastic and damping elements). The models of this type are currently used to study ergonomics in vehicles. However, their use is limited because they are adapted to much lower dynamic loads than those acting on the operator in accident situations in mines. Many models of this type, in which the stiffness and damping characteristics of the elements are constant, have been described in the literature. Due to the specificity of the analysed loads acting on the operator, the literature studies were mainly focused on models for vertical forces analysis. By developing non-linear stiffness characteristics, in the currently used car seat ergonomics linear biomechanical models, it was possible to use simple multi-mass models with several degrees of freedom to analyse the effects of dynamic excitation characterised by large displacements. The validation of the developed characteristics was performed using a full-size dummy in a sitting position positioned in the cabin, on the operator’s seat.

Development of a Biomechanical Human Model for Safety Analysis of the Operators of Self-Propelled Mining Machines

Wrocław University of Science and Technology

Faculty of Mechanical Engineering Department of Machine and Vehicle Design and Research

Acta Mechanica et Automatica

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

In the paper, the authors presented an elaboration of the biomechanical model of a human in a sitting position for the dynamic tests related to the impact...

Development of a Biomechanical Human Model for Safety Analysis of the Operators of Self-Propelled Mining Machines

Pubblicato online: 26 giu 2024

Pagine: 333 - 340

Ricevuto: 14 giu 2023

Accettato: 21 gen 2024

DOI: https://doi.org/10.2478/ama-2024-0037

Parole chiave
passive safety, mining safety, biomechanics, numerical simulation

© 2024 Paulina Działak et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Development of a Biomechanical Human Model for Safety Analysis of the Operators of Self-Propelled Mining Machines

Pubblicato online: 26 giu 2024

Pagine: 333 - 340

Ricevuto: 14 giu 2023

Accettato: 21 gen 2024

DOI: https://doi.org/10.2478/ama-2024-0037

Parole chiavepassive safety, mining safety, biomechanics, numerical simulation

© 2024 Paulina Działak et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Parole chiave
passive safety, mining safety, biomechanics, numerical simulation