Power To Weight Ratio Chart
A 14 driveline loss is.
Power to weight ratio chart. The engine s power output is divided by the weight or. For example a ford f series pickup truck has a peak power output of 290 hp 216 kw and weighs 4 069 lb 1 846 kg while a ford fiesta produces 89 hp 66 kw and weighs 2 546 lb 1 155 kg. Power to weight ratio is a measurement of actual performance of any engine or power source.
To work out your power to weight ratio figure simply divide your maximum power output in watts by your body mass in kilograms kg. For example an 80kg rider with a maximum sustainable power. The power to weight ratio calculator uses the following formulas to calculate the power to weight ratios.
Power to weight ratio or specific power or power to mass ratio is a calculation commonly applied to engines and mobile power sources to enable the comparison of one unit or design to another. Power to weight ratio is a measurement of actual performance of any engine or power source. It is equal to thrust per unit mass multiplied by the velocity of any vehicle.
The oft referenced power to weight ratio has always made more sense to me when expressed as weight to power where i can see exactly how many pounds each horsepower or pound foot of torque is. Pwr hp lb p hp wt lb pwr w kg p w wt kg where. Pwr power to weight ratio horsepower per pound watts per kilogram p power horsepower watts wt weight pounds kilograms.
It is easily calculated by dividing your weight in kilograms by your average power output in watts. There is a lot more variation at the extremes. Power to weight ratio pwr formula.
It is also used as a measurement of performance of a vehicle as a whole with the engine s power output being. Power to weight ratio or specific power or power to mass ratio is a calculation commonly applied to engines and mobile power sources to enable the comparison of one unit or design to another. Once you input your weight and ftp check the table below to see how you stack up against different race categories and the pros.
The power to weight ratio pwr is the standard that most cyclists use to measure their fitness and improvement. Most cyclists use their ftp for their power input to calculate their pwr for an hour or a standard criterium. How can we fairly compare their performance using these numbers.
60 foot elapsed time 1 8 mile elapsed time 1 4 mile elapsed time 1 4 mile trap speed this calculator estimates your 60 foot eighth and quarter mile elapsed times and trap speed when given the weight of the car and flywheel or wheel horsepower. Power to weight ratio power weight power to weight ratio is used to measure the actual performance of any engine or power source as a whole.