defined in ISO 2631-1:1997.Whole-body vibrationis applicable to motions transmitted from workplace machines and vehicles to the human body through a supporting surface. For health and safety evaluations, this is through the buttocks and feet of a seated person or the feet of a standing person...
These curves are for whole-body vibration calculations. ISO 5349: Defines Hand-Arm Vibration test procedures. (Defines and uses Wh weighting curve) Note that Human Body Vibration consists of the combination of the Whole-Body and Hand-Arm Vibration standards. This can be a bit confusing, ...
human body vibrationdynamic responseresearch on experimentsFifteen sitting subjects were exposed to various levels of random vibrations in a vertical position. Transfer functions and coherence functions of head, shoulder and ilium responding to the seat were obtained. Nonlinearity of human response was ...
human body vibration model by MATLAB/Bode,the vibration character of human segments(frequency response) was concluded.Furthermore,with human body vibration simulation by ADAMS/Vibration software system,it was verified that the results of human body vibration character of 5-DOF human model are ...
摘要: PROBLEM TO BE SOLVED: To provide a human body vibration device capable of causing twisting motion between the upper part of a human body and the lower part to be performed simply and effectively.收藏 引用 批量引用 报错 分享 文库来源 其他来源 求助全文 HUMAN BODY VIBRATION DEVICE 优质...
Evaluation of human exposure to whole-body vibration, Part 1: General requirementsdoi:AS 2670.1-1990定义并给出从固体表面传输到人体的频率范围为1至80 Hz的... 被引量: 0发表: 1990年 Statin Use, Bone Mineral Density, and Fracture Risk Recent data suggest that 3-hydroxy-3-methylglutaryl coenzyme ...
An understanding of non-linearities in the biome... NJ Mansfield,MJ Griffin - 《Journal of Biomechanics》 被引量: 202发表: 2000年 Models of the apparent mass of the seated human body exposed to horizontal whole-body vibration Many environments contain vibration with simultaneous vertical and ...
1.the act of vibrating or the state of being vibrated. 2.Physics. a.the oscillating, reciprocating, or other periodic motion of a rigid or elastic body or medium forced from a position or state of equilibrium. b.the analogous motion of the particles of a mass of air or the like, whose...
【英语版】国际标准 ISO 2631:1978 EN 人体暴露于全身振动的评估指南 Guide for the evaluation of human exposure to whole-body vibration.pdf,ISO 2631:1978 EN是一个关于人体全身振动暴露评估的指南。这个标准主要关注于全身振动对人体健康的影响,特别是对骨骼和肌肉系
英文名称:Guide for the evaluation of human exposure to whole-body vibration 标准状态:废止 发布日期:1978-01-01 文档简介 ISO2631:1978EN标准是一个关于全身振动暴露评价的指南。该标准提供了一套系统的评估全身振动影响的准则和方法,包括全身振动的频率、振幅、持续时间、频率变化、脉冲等参数以及全身振动对人体...