Triathlon Calculations
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Cycle Energy UseRun Calculations
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Input DataInput Data
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Race Distance20kmRun Distance5000m
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Graham's Weight65kgRun Pace7min/mile
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Benjamin's Weight45kgRun Pace8.57mile/hr
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Bike Weight25kgRun Pace13.71km/hr
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Total Weight135kgRun Time21.875min
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Efficiency of a Human20%from http://large.stanford.edu/courses/2011/ph240/maher1/)
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Target Speed25km/hrSwim Distance1000m
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No. Accelerations15No of times we stop!Swim time22min
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Swim Pace2.73km/hr
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Swim Pace45m/min
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Acceleration EnergyRace Distance750m
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Target Speed6.94m/sRace Duration16.5min
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Kinetic Energy3,255J
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Total Energy Required48,828JEnergy DistributionSee team-bee.blogspot.co.uk
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Energy Required11,626calSwim0.6MJ
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Cycle3.7MJ
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Constant Speed Energy (from http://www.gribble.org/cycling/power_v_speed.html)Run1.4MJ
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Power Required115W
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Race Duration48min
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Total Energy Required331,200J
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Total Energy Required78,857cal
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Energy Input Requirement (allowing for efficiency of rider)
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Energy Required380,028J
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Energy Required90,483cal
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Energy Input Requirement1,900,141J
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Energy Input Requirement452,414cal
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Energy Input Requirement452kCal
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