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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

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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