Rotor Copper Loss given Input Rotor Power Solution

STEP 0: Pre-Calculation Summary
Formula Used
Rotor Copper Loss = Slip*Rotor Input Power
Pr(cu) = s*Pin(r)
This formula uses 3 Variables
Variables Used
Rotor Copper Loss - (Measured in Watt) - The rotor copper loss is the value that you get while subtracting the stator copper loss from the total measured loss.
Slip - Slip in Induction Motor is the relative speed between the rotating magnetic flux and rotor expressed in terms of per unit synchronous speed. It is a dimensionless quantity.
Rotor Input Power - (Measured in Watt) - Rotor Input Power is the total mechanical power is developed in the rotor is equal to the (1-s) times of the rotor input.
STEP 1: Convert Input(s) to Base Unit
Slip: 0.19 --> No Conversion Required
Rotor Input Power: 7.8 Watt --> 7.8 Watt No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
Pr(cu) = s*Pin(r) --> 0.19*7.8
Evaluating ... ...
Pr(cu) = 1.482
STEP 3: Convert Result to Output's Unit
1.482 Watt --> No Conversion Required
FINAL ANSWER
1.482 Watt <-- Rotor Copper Loss
(Calculation completed in 00.004 seconds)

Credits

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3 Losses Calculators

Stator Copper Loss in Induction Motor
Go Stator Copper Loss = 3*Stator Current^2*Stator Resistance
Rotor Copper Loss in Induction Motor
Go Rotor Copper Loss = 3*Rotor Current^2*Rotor Resistance
Rotor Copper Loss given Input Rotor Power
Go Rotor Copper Loss = Slip*Rotor Input Power

25 Induction Motor Circuit Calculators

Torque of Induction Motor under Running Condition
Go Torque = (3*Slip*EMF^2*Resistance)/(2*pi*Synchronous Speed*(Resistance^2+(Reactance^2*Slip)))
Rotor Current in Induction Motor
Go Rotor Current = (Slip*Induced EMF)/sqrt(Rotor Resistance per Phase^2+(Slip*Rotor Reactance per Phase)^2)
Starting Torque of Induction Motor
Go Torque = (3*EMF^2*Resistance)/(2*pi*Synchronous Speed*(Resistance^2+Reactance^2))
Maximum Running Torque
Go Running Torque = (3*EMF^2)/(4*pi*Synchronous Speed*Reactance)
Linear Synchronous Speed
Go Linear Synchronous Speed = 2*Pole Pitch Width*Line Frequency
Stator Copper Loss in Induction Motor
Go Stator Copper Loss = 3*Stator Current^2*Stator Resistance
Rotor Copper Loss in Induction Motor
Go Rotor Copper Loss = 3*Rotor Current^2*Rotor Resistance
Synchronous Speed in Induction Motor
Go Synchronous Speed = (120*Frequency)/(Number of Poles)
Frequency given Number of Poles in Induction Motor
Go Frequency = (Number of Poles*Synchronous Speed)/120
Armature Current given Power in Induction Motor
Go Armature Current = Output Power/Armature Voltage
Synchronous Speed of Induction Motor given Efficiency
Go Synchronous Speed = (Motor Speed)/(Efficiency)
Rotor Efficiency in Induction Motor
Go Efficiency = (Motor Speed)/(Synchronous Speed)
Field Current using Load Current in Induction Motor
Go Field Current = Armature Current-Load Current
Rotor Input Power in Induction Motor
Go Rotor Input Power = Input Power-Stator Losses
Load Current in Induction Motor
Go Load Current = Armature Current-Field Current
Force by Linear Induction Motor
Go Force = Input Power/Linear Synchronous Speed
Motor Speed given Efficiency in Induction Motor
Go Motor Speed = Efficiency*Synchronous Speed
Rotor Copper Loss given Input Rotor Power
Go Rotor Copper Loss = Slip*Rotor Input Power
Pitch Factor in Induction Motor
Go Pitch Factor = cos(Short Pitched Angle/2)
Gross Mechanical Power in Induction Motor
Go Mechanical Power = (1-Slip)*Input Power
Rotor Frequency given Supply Frequency
Go Rotor Frequency = Slip*Frequency
Resistance given Slip at Maximum Torque
Go Resistance = Slip*Reactance
Reactance given Slip at Maximum Torque
Go Reactance = Resistance/Slip
Breakdown Slip of Induction Motor
Go Slip = Resistance/Reactance
Slip given Efficiency in Induction Motor
Go Slip = 1-Efficiency

Rotor Copper Loss given Input Rotor Power Formula

Rotor Copper Loss = Slip*Rotor Input Power
Pr(cu) = s*Pin(r)

What is copper loss?

Copper loss is the term often given to heat produced by electrical currents in the conductors of transformer windings, or other electrical devices. Copper losses are an undesirable transfer of energy, as are core losses, which result from induced currents in adjacent components.

How to Calculate Rotor Copper Loss given Input Rotor Power?

Rotor Copper Loss given Input Rotor Power calculator uses Rotor Copper Loss = Slip*Rotor Input Power to calculate the Rotor Copper Loss, Rotor Copper Loss given Input Rotor Power is the loss due to the ohmic resistance of the windings of the rotating mart of an Induction Motor. Rotor Copper Loss is denoted by Pr(cu) symbol.

How to calculate Rotor Copper Loss given Input Rotor Power using this online calculator? To use this online calculator for Rotor Copper Loss given Input Rotor Power, enter Slip (s) & Rotor Input Power (Pin(r)) and hit the calculate button. Here is how the Rotor Copper Loss given Input Rotor Power calculation can be explained with given input values -> 1.482 = 0.19*7.8.

FAQ

What is Rotor Copper Loss given Input Rotor Power?
Rotor Copper Loss given Input Rotor Power is the loss due to the ohmic resistance of the windings of the rotating mart of an Induction Motor and is represented as Pr(cu) = s*Pin(r) or Rotor Copper Loss = Slip*Rotor Input Power. Slip in Induction Motor is the relative speed between the rotating magnetic flux and rotor expressed in terms of per unit synchronous speed. It is a dimensionless quantity & Rotor Input Power is the total mechanical power is developed in the rotor is equal to the (1-s) times of the rotor input.
How to calculate Rotor Copper Loss given Input Rotor Power?
Rotor Copper Loss given Input Rotor Power is the loss due to the ohmic resistance of the windings of the rotating mart of an Induction Motor is calculated using Rotor Copper Loss = Slip*Rotor Input Power. To calculate Rotor Copper Loss given Input Rotor Power, you need Slip (s) & Rotor Input Power (Pin(r)). With our tool, you need to enter the respective value for Slip & Rotor Input Power and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Rotor Copper Loss?
In this formula, Rotor Copper Loss uses Slip & Rotor Input Power. We can use 2 other way(s) to calculate the same, which is/are as follows -
  • Rotor Copper Loss = 3*Rotor Current^2*Rotor Resistance
  • Rotor Copper Loss = 3*Rotor Current^2*Rotor Resistance
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