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Power Available for Reciprocating Engine-Propeller Combination Formula

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Available Power is the power of the engine. It is a characteristic of the power plant and written in the manufacturer specifications of the engine. Check FAQs

P A = η \cdot BP

P_A - Available Power?η - Propeller Efficiency?BP - Brake Power?

Power Available for Reciprocating Engine-Propeller Combination Example

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Here is how the Power Available for Reciprocating Engine-Propeller Combination equation looks like with Values.

Here is how the Power Available for Reciprocating Engine-Propeller Combination equation looks like with Units.

Here is how the Power Available for Reciprocating Engine-Propeller Combination equation looks like.

20.6553 = 0.93 \cdot 22.21

20.6553W = 0.93 \cdot 22.21W

20.6553 = 0.93 \cdot 22.21

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Power Available for Reciprocating Engine-Propeller Combination Solution

Follow our step by step solution on how to calculate Power Available for Reciprocating Engine-Propeller Combination?

FIRST Step Consider the formula

P A = η \cdot BP

Next Step Substitute values of Variables

∴

P A = 0.93 \cdot 22.21W

Next Step Prepare to Evaluate

∴

P A = 0.93 \cdot 22.21

LAST Step Evaluate

∴

P A = 20.6553W

Power Available for Reciprocating Engine-Propeller Combination Formula Elements

Variables

Available Power

Available Power is the power of the engine. It is a characteristic of the power plant and written in the manufacturer specifications of the engine.

Symbol: P_A

Measurement: PowerUnit: W

Note: Value should be greater than 0.

Formulas to find Available Power

Propeller Efficiency

Propeller Efficiency is defined as power produced (propeller power) divided by power applied (engine power).

Symbol: η

Measurement: NAUnit: Unitless

Note: Value should be less than 1.

Formulas to find Propeller Efficiency

Brake Power

Brake Power is the power available at the crankshaft.

Symbol: BP

Measurement: PowerUnit: W

Note: Value should be greater than 0.

Formulas to find Brake Power

Credits

Created by Vinay Mishra

Indian Institute for Aeronautical Engineering and Information Technology (IIAEIT), Pune

Vinay Mishra has created this Formula and 300+ more formulas!

Verified by Maiarutselvan V

PSG College of Technology (PSGCT), Coimbatore

Maiarutselvan V has verified this Formula and 300+ more formulas!

Other formulas in Propeller Driven Airplane category

Go Range of Propeller-Driven Airplane

R prop = (\frac{η}{c}) \cdot (\frac{C L}{C D}) \cdot (\ln (\frac{W 0}{W 1}))

Go Propeller Efficiency for given Range of Propeller-Driven Airplane

η = R prop \cdot c \cdot \frac{C D}{C L \cdot \ln (\frac{W 0}{W 1})}

Go Specific Fuel Consumption for given Range of Propeller-Driven Airplane

c = (\frac{η}{R prop}) \cdot (\frac{C L}{C D}) \cdot (\ln (\frac{W 0}{W 1}))

Go Range of Propeller-Driven Airplane for given lift-to-drag ratio

R prop = (\frac{η}{c}) \cdot (LD) \cdot (\ln (\frac{W 0}{W 1}))

How to Evaluate Power Available for Reciprocating Engine-Propeller Combination?

Power Available for Reciprocating Engine-Propeller Combination evaluator uses Available Power = Propeller Efficiency*Brake Power to evaluate the Available Power, Power Available for Reciprocating Engine-Propeller Combination is a measure of the effective power delivered by a reciprocating engine to a propeller, taking into account the propeller's efficiency and the engine's brake power. Available Power is denoted by P_A symbol.

How to evaluate Power Available for Reciprocating Engine-Propeller Combination using this online evaluator? To use this online evaluator for Power Available for Reciprocating Engine-Propeller Combination, enter Propeller Efficiency (η) & Brake Power (BP) and hit the calculate button.

FAQs on Power Available for Reciprocating Engine-Propeller Combination

What is the formula to find Power Available for Reciprocating Engine-Propeller Combination?

The formula of Power Available for Reciprocating Engine-Propeller Combination is expressed as Available Power = Propeller Efficiency*Brake Power. Here is an example- 20.6553 = 0.93*22.21.

How to calculate Power Available for Reciprocating Engine-Propeller Combination?

With Propeller Efficiency (η) & Brake Power (BP) we can find Power Available for Reciprocating Engine-Propeller Combination using the formula - Available Power = Propeller Efficiency*Brake Power.

Can the Power Available for Reciprocating Engine-Propeller Combination be negative?

No, the Power Available for Reciprocating Engine-Propeller Combination, measured in Power cannot be negative.

Which unit is used to measure Power Available for Reciprocating Engine-Propeller Combination?

Power Available for Reciprocating Engine-Propeller Combination is usually measured using the Watt[W] for Power. Kilowatt[W], Milliwatt[W], Microwatt[W] are the few other units in which Power Available for Reciprocating Engine-Propeller Combination can be measured.

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