FormulaDen.com

Physics Chemistry Math Chemical Engineering Civil Electrical Electronics Electronics and Instrumentation Materials Science Mechanical Production Engineering Financial Health

Electrical Efficiency of DC Generator Formula

Fx Copy

LaTeX Copy

Electrical efficiency is a measure of the ratio between the useful electrical energy output and the total electrical energy input of an electrical device or system. Check FAQs

η e = \frac{P o}{P conv}

η_e - Electrical Efficiency?P_o - Output Power?P_conv - Converted Power?

Electrical Efficiency of DC Generator Example

With values

With units

Only example

Here is how the Electrical Efficiency of DC Generator equation looks like with Values.

Here is how the Electrical Efficiency of DC Generator equation looks like with Units.

Here is how the Electrical Efficiency of DC Generator equation looks like.

0.7973 = \frac{120}{150.5}

0.7973 = \frac{120W}{150.5W}

0.7973 = \frac{120}{150.5}

Tip: Use pencil ( Pencil

) icon above to edit Input Values and Units.

Calculate

Recalculate

Solution

Copy

Reset

You are here -

Home » Category

Engineering » Category

Electrical » Category

Machine » fx Electrical Efficiency of DC Generator

Electrical Efficiency of DC Generator Solution

Follow our step by step solution on how to calculate Electrical Efficiency of DC Generator?

FIRST Step Consider the formula

η e = \frac{P o}{P conv}

Next Step Substitute values of Variables

∴

η e = \frac{120W}{150.5W}

Next Step Prepare to Evaluate

∴

η e = \frac{120}{150.5}

Next Step Evaluate

∴

η e = 0.79734219269103

LAST Step Rounding Answer

∴

η e = 0.7973

Electrical Efficiency of DC Generator Formula Elements

Variables

Electrical Efficiency

Electrical efficiency is a measure of the ratio between the useful electrical energy output and the total electrical energy input of an electrical device or system.

Symbol: η_e

Measurement: NAUnit: Unitless

Note: Value should be less than 1.0001.

Formulas to find Electrical Efficiency

Output Power

Output Power refers to the product of current and voltage at the output terminal of a dc generator.

Symbol: P_o

Measurement: PowerUnit: W

Note: Value should be greater than 0.

Formulas to find Output Power

Converted Power

Converted Power refers to the electrical power output that is generated by the conversion of mechanical energy into electrical energy.

Symbol: P_conv

Measurement: PowerUnit: W

Note: Value can be positive or negative.

Formulas to find Converted Power

Other formulas in DC Generator Characteristics category

Go Converted Power in DC Generator

P conv = V o \cdot I L

Go Field Copper Loss in DC Generator

P cu = {I f}^{2} \cdot R f

Go Output Voltage in DC Generator using Converted Power

V o = \frac{P conv}{I L}

Go Back EMF of DC Generator given Flux

E = K e \cdot ω s \cdot Φ p

How to Evaluate Electrical Efficiency of DC Generator?

Electrical Efficiency of DC Generator evaluator uses Electrical Efficiency = Output Power/Converted Power to evaluate the Electrical Efficiency, The Electrical Efficiency of DC Generator is dependent on output power and the converted power in armature. Electrical Efficiency is denoted by η_e symbol.

How to evaluate Electrical Efficiency of DC Generator using this online evaluator? To use this online evaluator for Electrical Efficiency of DC Generator, enter Output Power (P_o) & Converted Power (P_conv) and hit the calculate button.

FAQs on Electrical Efficiency of DC Generator

What is the formula to find Electrical Efficiency of DC Generator?

The formula of Electrical Efficiency of DC Generator is expressed as Electrical Efficiency = Output Power/Converted Power. Here is an example- 0.797342 = 120/150.5.

How to calculate Electrical Efficiency of DC Generator?

With Output Power (P_o) & Converted Power (P_conv) we can find Electrical Efficiency of DC Generator using the formula - Electrical Efficiency = Output Power/Converted Power.

Let Others Know

✖

Facebook

Twitter

Copied!

: Value
: Unit