PSYCHOPHYSICAL MODELING FOR COMBINED MANUAL MATERIALS-HANDLING ACTIVITIES

被引:23
作者
JIANG, BC [1 ]
SMITH, JL [1 ]
AYOUB, MM [1 ]
机构
[1] TEXAS TECH UNIV, DEPT IND ENGN, LUBBOCK, TX 79409 USA
关键词
Biomechanics - HUMAN ENGINEERING - Psychophysiology - PERSONNEL - Health;
D O I
10.1080/00140138608967233
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
This study utilizes the psychophysical approach to examine the effects of combinations of lifting, carrying and lowering activites. The capacities that were determined as the maximum acceptable workloads for a 1-h work period for four individual manual materials handling (MMH) activities - lifting from floor to knuckle height (LFK), lifting from knuckle to shoulder height (LKS), lowering fromknuckle to floor height (LOW) and carrying for 3. 4 (C) - and three combined MMH activities - LFK plus C, LFK plus C plus LKS and LFK plus C plus LOW - were determined psychophysically under three frequency conditions: one time maximum, one handling per minute and six handlings per minute. Combined MMH capacities models were developed using the following three methods: a limiting individual MMH capacity, isoinertial 1. 83-m maximum strength and fuzzy-set theory. The advantages and disadvantages of different models were discussed.
引用
收藏
页码:1173 / 1190
页数:18
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