IE_Lecture07-ed

IE_Lecture07-ed - Lecture 7 Industrial Ergonomics (ENGR...

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Lecture 7 Industrial Ergonomics (ENGR 3460U) NOISH Lifting Guidelines structor: Dr Ahmad Barari Instructor: Dr. Ahmad Barari Barari- ENGR 3460U 1
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IOSH Lifting Guidelines NIOSH Lifting Guidelines ecommended Weight Limit (RWL) Recommended Weight Limit (RWL) –F comp = 770 lb 5% women have the strength – 75% women have the strength – 99% men have the strength 4 7 kcal/min – E = 4.7 kcal/min • Optimum weight adjusted for task • Once Load > RWL, then injuries Barari- ENGR 3460U 2
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WL = LC HMxVMxDMxAMxFMxCM RWL LC x HM x VM x DM x AM x FM x CM • LC = Load Constant= 51 lbs M = Horizontal Multiplier=10/H HM Horizontal Multiplier 10/H • VM = Vertical Multiplier=1 – 0.0075|V-30| • DM = Distance Multiplier= 0.82 + 1.8/D • AM = Asymmetry Multiplier=1 – 0.0032A • FM, CM from Table 4-7, 4-8 (Frequency & Coupling) Barari- ENGR 3460U 3
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V D coordinates H, V, D coordinates Barari- ENGR 3460U 4
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Barari- ENGR 3460U 5
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OUPLING MULTIPLIER COUPLING MULTIPLIER ontainer greater
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This note was uploaded on 10/18/2010 for the course ENGR 3360 taught by Professor Ahmadbarari during the Fall '10 term at UOIT.

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IE_Lecture07-ed - Lecture 7 Industrial Ergonomics (ENGR...

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