IE_Lecture06-ed

IE_Lecture06-ed - Lecture 6 Industrial Ergonomics (ENGR...

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Lecture 6 Industrial Ergonomics (ENGR 3460U) Manual work Design ANUAL WORK GUIDELINES MANUAL WORK GUIDELINES structor: Dr Ahmad Barari Instructor: Dr. Ahmad Barari Barari- ENGR 3460U 1
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Energy Expenditure • ATP = immediate energy source •C P Aerobic metabolism 38 ATP • Anaerobic metabolism 2 ATP + lactic acid! Barari- ENGR 3460U 2
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Energy Expenditure • ATP = immediate energy source •C P Aerobic metabolism 38 ATP • Anaerobic metabolism 2 ATP + lactic acid! Barari- ENGR 3460U 3
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nergy Expenditure Energy Expenditure •E (kcal/min) = 4.9 x oxygen consumption • Limit = Emax x 16 = 5.33 kcal/min Barari- ENGR 3460U 4
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ENERGY COST OF WORK Barari- ENGR 3460U 5
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est Rest • Lactic Acid -> Rest or Recovery Barari- ENGR 3460U 6
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HEART RATE • HR easier, proportional to energy expenditure A = ( HR/40 ) x 100 RA ( HR/40 1) x 100 HR = working HR – resting HR = 110 – 70 = 40 A = (40/40 - ) x 100 = 0 - O rest needed RA (40/40 1) x 100 0 NO rest needed • RA = (60/40 -1) x 100 = 50% Barari- ENGR 3460U 7
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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_Lecture06-ed - Lecture 6 Industrial Ergonomics (ENGR...

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