The Impact of Body and Head Dynamics on Motion Comfort Assessment

Georgios Papaioannou*, Raj Desai, Riender Happee

*Corresponding author for this work

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

Abstract

Head motion is a key determinant of motion comfort and differs substantially from seat motion due to seat and body compliance and dynamic postural stabilization. This paper compares different human body model fidelities to transmit seat accelerations to the head for the assessment of motion comfort through simulations. Six-degree of freedom dynamics were analyzed using frequency response functions derived from an advanced human model (AHM), a computationally efficient human model (EHM) and experimental studies. Simulations of dynamic driving show that human models strongly affected the predicted ride comfort (increased up to a factor 3). Furthermore, they modestly affected sickness using the available filters from the literature and ISO-2631 (increased up to 30%), but more strongly affected sickness predicted by the subjective vertical conflict (SVC) model (increased up to 70%).

Original languageEnglish
Title of host publicationAdvances in Dynamics of Vehicles on Roads and Tracks III
Subtitle of host publicationProceedings of the 28th Symposium of the International Association of Vehicle System Dynamics, IAVSD 2023, Road Vehicles
EditorsWei Huang, Mehdi Ahmadian
PublisherSpringer
Pages54-63
Number of pages10
ISBN (Print)978-3-0316-6967-5
DOIs
Publication statusPublished - 2024
Event28th Symposium of the International Association of Vehicle System Dynamics, IAVSD 2023 - Ottawa, Canada
Duration: 21 Aug 202325 Aug 2023

Publication series

NameLecture Notes in Mechanical Engineering
ISSN (Print)2195-4356
ISSN (Electronic)2195-4364

Conference

Conference28th Symposium of the International Association of Vehicle System Dynamics, IAVSD 2023
Country/TerritoryCanada
CityOttawa
Period21/08/2325/08/23

Bibliographical note

Green Open Access added to TU Delft Institutional Repository 'You share, we take care!' - Taverne project https://www.openaccess.nl/en/you-share-we-take-care
Otherwise as indicated in the copyright section: the publisher is the copyright holder of this work and the author uses the Dutch legislation to make this work public.

Keywords

  • body dynamics
  • motion sickness
  • postural stability

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