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Brake Power is the power available at the crankshaft. Check FAQs
BP=WeLh2πN60
BP - Brake Power?We - Weight at Outer End of Lever?Lh - Distance between Weight and Center of Pulley?N - Speed of Shaft in RPM?π - Archimedes' constant?

Brake Power of Engine for Prony Brake Dynamometer Example

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Here is how the Brake Power of Engine for Prony Brake Dynamometer equation looks like with Values.

Here is how the Brake Power of Engine for Prony Brake Dynamometer equation looks like with Units.

Here is how the Brake Power of Engine for Prony Brake Dynamometer equation looks like.

1727.2215Edit=22.75Edit1.45Edit23.1416500Edit60
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Brake Power of Engine for Prony Brake Dynamometer Solution

Follow our step by step solution on how to calculate Brake Power of Engine for Prony Brake Dynamometer?

FIRST Step Consider the formula
BP=WeLh2πN60
Next Step Substitute values of Variables
BP=22.75N1.45m2π50060
Next Step Substitute values of Constants
BP=22.75N1.45m23.141650060
Next Step Prepare to Evaluate
BP=22.751.4523.141650060
Next Step Evaluate
BP=1727.22146100489W
LAST Step Rounding Answer
BP=1727.2215W

Brake Power of Engine for Prony Brake Dynamometer Formula Elements

Variables
Constants
Brake Power
Brake Power is the power available at the crankshaft.
Symbol: BP
Measurement: PowerUnit: W
Note: Value should be greater than 0.
Weight at Outer End of Lever
Weight at outer end of lever is the force acting on the object due to gravity.
Symbol: We
Measurement: ForceUnit: N
Note: Value should be greater than 0.
Distance between Weight and Center of Pulley
Distance between weight and center of pulley is a numerical measurement of how far apart objects or points are.
Symbol: Lh
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Speed of Shaft in RPM
Speed of shaft in rpm is the number of turns of the shaft divided by time, specified as revolutions per minute (rpm), cycles per second (cps), radians per second (rad/s), etc.
Symbol: N
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Archimedes' constant
Archimedes' constant is a mathematical constant that represents the ratio of the circumference of a circle to its diameter.
Symbol: π
Value: 3.14159265358979323846264338327950288

Other Formulas to find Brake Power

​Go Brake Power of Engine for Belt Transmission Dynamometer
BP=(T1-T2)πDN60
​Go Brake Power of Engine for Prony Brake Dynamometer given Speed of Shaft
BP=T2πN60
​Go Brake Power of Engine for Prony Brake Dynamometer given Work Done per Minute
BP=w60
​Go Brake Power of Engine for Rope Brake Dynamometer
BP=(Wd-S)π(Dw+dr)N60

How to Evaluate Brake Power of Engine for Prony Brake Dynamometer?

Brake Power of Engine for Prony Brake Dynamometer evaluator uses Brake Power = (Weight at Outer End of Lever*Distance between Weight and Center of Pulley*2*pi*Speed of Shaft in RPM)/60 to evaluate the Brake Power, Brake Power of Engine for Prony Brake Dynamometer formula is defined as the measure of an engine's power output, which is crucial in evaluating its performance and efficiency, particularly in industrial and mechanical applications where precise power measurement is essential. Brake Power is denoted by BP symbol.

How to evaluate Brake Power of Engine for Prony Brake Dynamometer using this online evaluator? To use this online evaluator for Brake Power of Engine for Prony Brake Dynamometer, enter Weight at Outer End of Lever (We), Distance between Weight and Center of Pulley (Lh) & Speed of Shaft in RPM (N) and hit the calculate button.

FAQs on Brake Power of Engine for Prony Brake Dynamometer

What is the formula to find Brake Power of Engine for Prony Brake Dynamometer?
The formula of Brake Power of Engine for Prony Brake Dynamometer is expressed as Brake Power = (Weight at Outer End of Lever*Distance between Weight and Center of Pulley*2*pi*Speed of Shaft in RPM)/60. Here is an example- 1442.515 = (22.75*1.45*2*pi*500)/60.
How to calculate Brake Power of Engine for Prony Brake Dynamometer?
With Weight at Outer End of Lever (We), Distance between Weight and Center of Pulley (Lh) & Speed of Shaft in RPM (N) we can find Brake Power of Engine for Prony Brake Dynamometer using the formula - Brake Power = (Weight at Outer End of Lever*Distance between Weight and Center of Pulley*2*pi*Speed of Shaft in RPM)/60. This formula also uses Archimedes' constant .
What are the other ways to Calculate Brake Power?
Here are the different ways to Calculate Brake Power-
  • Brake Power=((Tension in Tight Side of Belt-Tension in Slack Side of Belt)*pi*Diameter of the Driving Pulley*Speed of Shaft in RPM)/60OpenImg
  • Brake Power=(Total Torque*2*pi*Speed of Shaft in RPM)/60OpenImg
  • Brake Power=Work Done Per Minute/60OpenImg
Can the Brake Power of Engine for Prony Brake Dynamometer be negative?
No, the Brake Power of Engine for Prony Brake Dynamometer, measured in Power cannot be negative.
Which unit is used to measure Brake Power of Engine for Prony Brake Dynamometer?
Brake Power of Engine for Prony Brake Dynamometer is usually measured using the Watt[W] for Power. Kilowatt[W], Milliwatt[W], Microwatt[W] are the few other units in which Brake Power of Engine for Prony Brake Dynamometer can be measured.
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