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Fuel Mass Flow rate Formula

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Fuel Mass Flow Rate The fuel mass flow rate in a rocket engine refers to the rate at which fuel (such as liquid hydrogen, RP-1, or others) is consumed or expelled from the engine. Check FAQs

ṁ f = \frac{ṁ}{r + 1}

ṁ_f - Fuel Mass Flow Rate?ṁ - Propellant Mass Flow Rate?r - Propellant Mixture Ratio?

Fuel Mass Flow rate Example

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Here is how the Fuel Mass Flow rate equation looks like with Values.

Here is how the Fuel Mass Flow rate equation looks like with Units.

Here is how the Fuel Mass Flow rate equation looks like.

3.2916 = \frac{11.32}{2.439 + 1}

3.2916kg/s = \frac{11.32kg/s}{2.439 + 1}

3.2916 = \frac{11.32}{2.439 + 1}

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Fuel Mass Flow rate Solution

Follow our step by step solution on how to calculate Fuel Mass Flow rate?

FIRST Step Consider the formula

ṁ f = \frac{ṁ}{r + 1}

Next Step Substitute values of Variables

∴

ṁ f = \frac{11.32kg/s}{2.439 + 1}

Next Step Prepare to Evaluate

∴

ṁ f = \frac{11.32}{2.439 + 1}

Next Step Evaluate

∴

ṁ f = 3.29163157919224kg/s

LAST Step Rounding Answer

∴

ṁ f = 3.2916kg/s

Fuel Mass Flow rate Formula Elements

Variables

Fuel Mass Flow Rate

Fuel Mass Flow Rate The fuel mass flow rate in a rocket engine refers to the rate at which fuel (such as liquid hydrogen, RP-1, or others) is consumed or expelled from the engine.

Symbol: ṁ_f

Measurement: Mass Flow RateUnit: kg/s

Note: Value should be greater than 0.

Formulas to find Fuel Mass Flow Rate

Propellant Mass Flow Rate

The Propellant Mass Flow Rate refers to the amount of mass that flows through a given point in the rocket propulsion system per unit time.

Symbol: ṁ

Measurement: Mass Flow RateUnit: kg/s

Note: Value should be greater than 0.

Formulas to find Propellant Mass Flow Rate

Propellant Mixture Ratio

Propellant Mixture Ratio defines the ratio of oxidizer mass to fuel mass in a rocket engine's propellant mixture.

Symbol: r

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Propellant Mixture Ratio

Other formulas in Propellents category

Go Propellant Mass Flow Rate

ṁ = (A t \cdot P 1 \cdot γ) \cdot \frac{\sqrt{{(\frac{2}{γ + 1})}^{\frac{γ + 1}{γ - 1}}}}{\sqrt{γ \cdot [R] \cdot T 1}}

Go Propellant Mixture Ratio

r = \frac{ṁ o}{ṁ f}

Go Oxidizer Mass Flow Rate

ṁ o = \frac{r \cdot ṁ}{r + 1}

How to Evaluate Fuel Mass Flow rate?

Fuel Mass Flow rate evaluator uses Fuel Mass Flow Rate = Propellant Mass Flow Rate/(Propellant Mixture Ratio+1) to evaluate the Fuel Mass Flow Rate, The fuel mass flow rate in a rocket engine refers to the rate at which fuel is consumed or expelled from the engine, it is used to determine the flow rate of fuel into the combustion chamber, which in turn affects combustion efficiency, chamber pressure, and thrust generation. Fuel Mass Flow Rate is denoted by ṁ_f symbol.

How to evaluate Fuel Mass Flow rate using this online evaluator? To use this online evaluator for Fuel Mass Flow rate, enter Propellant Mass Flow Rate (ṁ) & Propellant Mixture Ratio (r) and hit the calculate button.

FAQs on Fuel Mass Flow rate

What is the formula to find Fuel Mass Flow rate?

The formula of Fuel Mass Flow rate is expressed as Fuel Mass Flow Rate = Propellant Mass Flow Rate/(Propellant Mixture Ratio+1). Here is an example- 3.329412 = 11.32/(2.439024+1).

How to calculate Fuel Mass Flow rate?

With Propellant Mass Flow Rate (ṁ) & Propellant Mixture Ratio (r) we can find Fuel Mass Flow rate using the formula - Fuel Mass Flow Rate = Propellant Mass Flow Rate/(Propellant Mixture Ratio+1).

Can the Fuel Mass Flow rate be negative?

No, the Fuel Mass Flow rate, measured in Mass Flow Rate cannot be negative.

Which unit is used to measure Fuel Mass Flow rate?

Fuel Mass Flow rate is usually measured using the Kilogram per Second[kg/s] for Mass Flow Rate. Gram per Second[kg/s], Gram per Hour[kg/s], Milligram per Minute[kg/s] are the few other units in which Fuel Mass Flow rate can be measured.

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Fuel Mass Flow rate Formula

Fuel Mass Flow rate Example

Fuel Mass Flow rate Solution

Fuel Mass Flow rate Formula Elements

Other formulas in Propellents category

How to Evaluate Fuel Mass Flow rate?

FAQs on Fuel Mass Flow rate

Variable Name