Mechanical Efficiency given Induced Voltage and Armature Current Calculator

✖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.ⓘ Electrical Efficiency [η_e]			+10% -10%
✖Output Voltage is the electrical potential difference between the two terminals of the dc machine. Output Voltage is also called the Terminal Voltage.ⓘ Output Voltage [V_o]			+10% -10%
✖Armature Current is defined as the current developed in the armature of an electrical DC generator due to movement of rotor.ⓘ Armature Current [I_a]			+10% -10%
✖Angular speed is the rate of rotation about an axis, measuring how the angle changes with time. It is measured in radian/sec.ⓘ Angular Speed [ω_s]			+10% -10%
✖Torque is the measure of the turning force produced by the armature. It is produced by the interaction between the magnetic field of the stator and the current flowing through armature.ⓘ Torque [τ]			+10% -10%

✖Mechanical Efficiency the ratio of the power delivered by a mechanical system to the power supplied to it.ⓘ Mechanical Efficiency given Induced Voltage and Armature Current [η_m]

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Mechanical Efficiency given Induced Voltage and Armature Current Solution

STEP 0: Pre-Calculation Summary

Formula Used

Mechanical Efficiency = (Electrical Efficiency*Output Voltage*Armature Current)/(Angular Speed*Torque)
η_m = (η_e*V_o*I_a)/(ω_s*τ)
This formula uses 6 Variables

Variables Used

Mechanical Efficiency - Mechanical Efficiency the ratio of the power delivered by a mechanical system to the power supplied to it.
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.
Output Voltage - (Measured in Volt) - Output Voltage is the electrical potential difference between the two terminals of the dc machine. Output Voltage is also called the Terminal Voltage.
Armature Current - (Measured in Ampere) - Armature Current is defined as the current developed in the armature of an electrical DC generator due to movement of rotor.
Angular Speed - (Measured in Radian per Second) - Angular speed is the rate of rotation about an axis, measuring how the angle changes with time. It is measured in radian/sec.
Torque - (Measured in Newton Meter) - Torque is the measure of the turning force produced by the armature. It is produced by the interaction between the magnetic field of the stator and the current flowing through armature.

STEP 1: Convert Input(s) to Base Unit

Electrical Efficiency: 0.86 --> No Conversion Required
Output Voltage: 150 Volt --> 150 Volt No Conversion Required
Armature Current: 0.75 Ampere --> 0.75 Ampere No Conversion Required
Angular Speed: 321 Radian per Second --> 321 Radian per Second No Conversion Required
Torque: 0.62 Newton Meter --> 0.62 Newton Meter No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

η_m = (η_e*V_o*I_a)/(ω_s*τ) --> (0.86*150*0.75)/(321*0.62)

Evaluating ... ...

η_m = 0.486132047030449

STEP 3: Convert Result to Output's Unit

0.486132047030449 --> No Conversion Required

FINAL ANSWER

0.486132047030449 ≈ 0.486132 <-- Mechanical Efficiency

(Calculation completed in 00.004 seconds)

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< DC Machine Characterstics Calculators

Design Constant of DC Machine

LaTeX Go Machine Constant = (Number of Conductors*Number of Poles)/(2*pi*Number of Parallel Paths)

Angular Speed of DC Machine using Kf

LaTeX Go Angular Speed = Armature Voltage/(Machine Constant*Magnetic Flux*Armature Current)

Front Pitch for DC Machine

LaTeX Go Front Pitch = ((2*Number of Slots)/Number of Poles)-1

Back Pitch for DC Machine

LaTeX Go Back Pitch = ((2*Number of Slots)/Number of Poles)+1

Mechanical Efficiency given Induced Voltage and Armature Current Formula

LaTeX Go

Mechanical Efficiency = (Electrical Efficiency*Output Voltage*Armature Current)/(Angular Speed*Torque)
η_m = (η_e*V_o*I_a)/(ω_s*τ)

What do you mean by efficiency of motor?

This is the factor which tells about the performance of the motor. It is the ratio between output and input power at shaft it can be written as efficiency (e) = output power/input power.

How to Calculate Mechanical Efficiency given Induced Voltage and Armature Current?

Mechanical Efficiency given Induced Voltage and Armature Current calculator uses Mechanical Efficiency = (Electrical Efficiency*Output Voltage*Armature Current)/(Angular Speed*Torque) to calculate the Mechanical Efficiency, Mechanical Efficiency given Induced Voltage and Armature Current is the ratio between motor Output and Input is called efficiency which is indicated by the symbol of “η” . Mechanical Efficiency is denoted by η_m symbol.

How to calculate Mechanical Efficiency given Induced Voltage and Armature Current using this online calculator? To use this online calculator for Mechanical Efficiency given Induced Voltage and Armature Current, enter Electrical Efficiency (η_e), Output Voltage (V_o), Armature Current (I_a), Angular Speed (ω_s) & Torque (τ) and hit the calculate button. Here is how the Mechanical Efficiency given Induced Voltage and Armature Current calculation can be explained with given input values -> 0.486132 = (0.86*150*0.75)/(321*0.62).

FAQ

What is Mechanical Efficiency given Induced Voltage and Armature Current?

Mechanical Efficiency given Induced Voltage and Armature Current is the ratio between motor Output and Input is called efficiency which is indicated by the symbol of “η” and is represented as η_m = (η_e*V_o*I_a)/(ω_s*τ) or Mechanical Efficiency = (Electrical Efficiency*Output Voltage*Armature Current)/(Angular Speed*Torque). 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, Output Voltage is the electrical potential difference between the two terminals of the dc machine. Output Voltage is also called the Terminal Voltage, Armature Current is defined as the current developed in the armature of an electrical DC generator due to movement of rotor, Angular speed is the rate of rotation about an axis, measuring how the angle changes with time. It is measured in radian/sec & Torque is the measure of the turning force produced by the armature. It is produced by the interaction between the magnetic field of the stator and the current flowing through armature.

How to calculate Mechanical Efficiency given Induced Voltage and Armature Current?

Mechanical Efficiency given Induced Voltage and Armature Current is the ratio between motor Output and Input is called efficiency which is indicated by the symbol of “η” is calculated using Mechanical Efficiency = (Electrical Efficiency*Output Voltage*Armature Current)/(Angular Speed*Torque). To calculate Mechanical Efficiency given Induced Voltage and Armature Current, you need Electrical Efficiency (η_e), Output Voltage (V_o), Armature Current (I_a), Angular Speed (ω_s) & Torque (τ). With our tool, you need to enter the respective value for Electrical Efficiency, Output Voltage, Armature Current, Angular Speed & Torque and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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