<abstract xmlns="http://www.w3.org/1999/xhtml"><p>This article presents the results of pioneer experimental research into the impact of whole body vibration (WBV) and hand arm vibration (HAV) with different amplitudes and frequencies on percussive tools which are controlled by hand. In these studies the human operator is considered as the active element of the control system. The quality of control executed by the participants of the tests was assessed by the typical parameters existing in control system engineering, such as rise time, settling time, overshoot and integral square error (ISE). The tests were performed on an especially built stand. Results are presented in the form of time histories of step reference force. Forces realized by the operator were statistically analysed and graphically presented. Local (HAV) vibration of tools and accompanying dynamic forces between the handle and the vibrating tool have a big influence on control of the tool. An increase in the frequency of the tools’ vibration increases the adjustment range. The influence of platform vibrations on the adjustment range is relatively small.</p></abstract>

This article presents the results of pioneer experimental research into the impact of whole body vibration (WBV) and hand arm vibration (HAV) with different amplitudes and frequencies on percussive tools which are controlled by hand. In these studies the human operator is considered as the active element of the control system. The quality of control executed by the participants of the tests was assessed by the typical parameters existing in control system engineering, such as rise time, settling time, overshoot and integral square error (ISE). The tests were performed on an especially built stand. Results are presented in the form of time histories of step reference force. Forces realized by the operator were statistically analysed and graphically presented. Local (HAV) vibration of tools and accompanying dynamic forces between the handle and the vibrating tool have a big influence on control of the tool. An increase in the frequency of the tools’ vibration increases the adjustment range. The influence of platform vibrations on the adjustment range is relatively small.

Influence of dual vibrations on control of percussive hand-operated power tools – experimental investigations

Technical Transactions

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

This article presents the results of pioneer experimental research into the impact of whole body vibration (WBV) and hand arm vibration (HAV) with different...

Influence of dual vibrations on control of percussive hand-operated power tools – experimental investigations

Pubblicato online: 29 mag 2020

Pagine: 207 - 218

DOI: https://doi.org/10.4467/2353737XCT.17.164.7176

Parole chiave
Human as manual tool control system, Influence of WBV and HAV on man’s control reactions

© 2017 Marek A. Książek et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Influence of dual vibrations on control of percussive hand-operated power tools – experimental investigations

Pubblicato online: 29 mag 2020

Pagine: 207 - 218

DOI: https://doi.org/10.4467/2353737XCT.17.164.7176

Parole chiaveHuman as manual tool control system, Influence of WBV and HAV on man’s control reactions

© 2017 Marek A. Książek et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Parole chiave
Human as manual tool control system, Influence of WBV and HAV on man’s control reactions