## DC Output Voltage of Rectifier in Scherbius drive given Rotor RMS Line Voltage Solution

STEP 0: Pre-Calculation Summary
Formula Used
DC Voltage = (3*sqrt(2))*(RMS value of Rotor side line voltage/pi)
EDC = (3*sqrt(2))*(Er/pi)
This formula uses 1 Constants, 1 Functions, 2 Variables
Constants Used
pi - Archimedes' constant Value Taken As 3.14159265358979323846264338327950288
Functions Used
sqrt - Squre root function, sqrt(Number)
Variables Used
DC Voltage - (Measured in Volt) - DC Voltage is the electric potential difference per unit charge between two points in an electric field.
RMS value of Rotor side line voltage - (Measured in Volt) - RMS value of Rotor side line voltage in static scherbius drive.
STEP 1: Convert Input(s) to Base Unit
RMS value of Rotor side line voltage: 156 Volt --> 156 Volt No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
EDC = (3*sqrt(2))*(Er/pi) --> (3*sqrt(2))*(156/pi)
Evaluating ... ...
EDC = 210.674017980763
STEP 3: Convert Result to Output's Unit
210.674017980763 Volt --> No Conversion Required
210.674017980763 Volt <-- DC Voltage
(Calculation completed in 00.016 seconds)
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## Credits

Created by Aman Dhussawat
GURU TEGH BAHADUR INSTITUTE OF TECHNOLOGY (GTBIT), NEW DELHI
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Verified by Parminder Singh
Chandigarh University (CU), Punjab
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## < 8 Electric Drives Calculators

Torque generated by Scherbius Drive

## Torque generated by Scherbius Drive

Formula
"T"_{"S"} = 1.35*(("E"_{"b"}*"E"_{"L"}*"I"_{"d"}*"E"_{"r"})/("E"_{"b"}*"ω"_{"s"}))

Example
"5408.405N*m"=1.35*(("159.538V"*"120V"*"2.2A"*"156V")/("159.538V"*"10.28r/s"))

Calculator
LaTeX
Torque = 1.35*((Average back emf voltage*Ac line voltage*Rectified Rotor Current*RMS value of Rotor side line voltage)/(Average back emf voltage*Angular Frequency))
Torque of Squirrel Cage Induction Motor

## Torque of Squirrel Cage Induction Motor

Formula
"T"_{"S"} = ("K"*("V"^2)*"R"_{"L"}) /(("R"_{"1"}+"R"_{"L"})^2+("X"_{"1"}+"X"_{"L"})^2)

Example
"5.485431N*m"=("0.11"*("200V"^2)*"10.1Ω") /(("11Ω"+"10.1Ω")^2+("42.5Ω"+"45Ω")^2)

Calculator
LaTeX
Torque = (Constant*(Voltage^2)*Rotor resistance) /((Resistance+Rotor resistance)^2+(Stator reactance+Rotor reactance)^2)
Slip of Scherbius Drive given RMS Line Voltage

## Slip of Scherbius Drive given RMS Line Voltage

Formula
"s" = ("E"_{"b"}/"E"_{"r"})*"modulus"(cos("α"))

Example
"1.007143"=("159.538V"/"156V")*"modulus"(cos("10°"))

Calculator
LaTeX
Slip = (Average back emf voltage/RMS value of Rotor side line voltage)*modulus(cos(Firing angle))
DC Output Voltage of Rectifier in Scherbius drive given Rotor RMS Line Voltage

## DC Output Voltage of Rectifier in Scherbius drive given Rotor RMS Line Voltage

Formula
"E"_{"DC"} = (3*sqrt(2))*("E"_{"r"}/pi)

Example
"210.674V"=(3*sqrt(2))*("156V"/pi)

Calculator
LaTeX
DC Voltage = (3*sqrt(2))*(RMS value of Rotor side line voltage/pi)
Average Back emf with negligible commutation overlap

## Average Back emf with negligible commutation overlap

Formula
"E"_{"b"} = 1.35*"E"_{"L"}*cos("α")

Example
"159.5389V"=1.35*"120V"*cos("10°")

Calculator
LaTeX
Average back emf voltage = 1.35*Ac line voltage*cos(Firing angle)
Gear Tooth Ratio

## Gear Tooth Ratio

Formula
"a" = ("n"_{"1"}/"n"_{"2"})

Example
"3"=("60"/"20")

Calculator
LaTeX
Gear Tooth Ratio = (No. of Teeth of Driving Gear/No. of Teeth of Driven Gear)
DC Output Voltage of Rectifier in Scherbius drive given Rotor RMS Line Voltage at Slip

## DC Output Voltage of Rectifier in Scherbius drive given Rotor RMS Line Voltage at Slip

Formula
"E"_{"DC"} = 1.35*"E"_{"rs"}

Example
"210.897V"=1.35*"156.22V"

Calculator
LaTeX
DC Voltage = 1.35*RMS value of Rotor side line voltage with slip
DC Output Voltage of Rectifier in Scherbius drive given Maximum Rotor Voltage

## DC Output Voltage of Rectifier in Scherbius drive given Maximum Rotor Voltage

Formula
"E"_{"DC"} = 3*("E"_{"rm"}/pi)

Example
"210.0845V"=3*("220V"/pi)

Calculator
LaTeX
DC Voltage = 3*(Peak Voltage/pi)

## DC Output Voltage of Rectifier in Scherbius drive given Rotor RMS Line Voltage Formula

DC Voltage = (3*sqrt(2))*(RMS value of Rotor side line voltage/pi)
EDC = (3*sqrt(2))*(Er/pi)

## Why the static Scherbius drive has a poor power factor?

The drive input power is the difference of the DC input power and the power fed back. Reactive input power is the sum of the motor and input reactive power. Thus, the drive has poor power factor throughout the range of its operatio

## How to Calculate DC Output Voltage of Rectifier in Scherbius drive given Rotor RMS Line Voltage?

DC Output Voltage of Rectifier in Scherbius drive given Rotor RMS Line Voltage calculator uses DC Voltage = (3*sqrt(2))*(RMS value of Rotor side line voltage/pi) to calculate the DC Voltage, The DC Output Voltage of Rectifier in Scherbius drive given Rotor RMS Line Voltage formula is defined as DC output voltage of the uncontrolled three phase rectifier if commutation overlap is negligible with the RMS value of Rotor side line voltage at stand still. DC Voltage is denoted by EDC symbol.

How to calculate DC Output Voltage of Rectifier in Scherbius drive given Rotor RMS Line Voltage using this online calculator? To use this online calculator for DC Output Voltage of Rectifier in Scherbius drive given Rotor RMS Line Voltage, enter RMS value of Rotor side line voltage (Er) and hit the calculate button. Here is how the DC Output Voltage of Rectifier in Scherbius drive given Rotor RMS Line Voltage calculation can be explained with given input values -> 210.674 = (3*sqrt(2))*(156/pi).

### FAQ

What is DC Output Voltage of Rectifier in Scherbius drive given Rotor RMS Line Voltage?
The DC Output Voltage of Rectifier in Scherbius drive given Rotor RMS Line Voltage formula is defined as DC output voltage of the uncontrolled three phase rectifier if commutation overlap is negligible with the RMS value of Rotor side line voltage at stand still and is represented as EDC = (3*sqrt(2))*(Er/pi) or DC Voltage = (3*sqrt(2))*(RMS value of Rotor side line voltage/pi). RMS value of Rotor side line voltage in static scherbius drive.
How to calculate DC Output Voltage of Rectifier in Scherbius drive given Rotor RMS Line Voltage?
The DC Output Voltage of Rectifier in Scherbius drive given Rotor RMS Line Voltage formula is defined as DC output voltage of the uncontrolled three phase rectifier if commutation overlap is negligible with the RMS value of Rotor side line voltage at stand still is calculated using DC Voltage = (3*sqrt(2))*(RMS value of Rotor side line voltage/pi). To calculate DC Output Voltage of Rectifier in Scherbius drive given Rotor RMS Line Voltage, you need RMS value of Rotor side line voltage (Er). With our tool, you need to enter the respective value for RMS value of Rotor side line voltage 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 DC Voltage?
In this formula, DC Voltage uses RMS value of Rotor side line voltage. We can use 2 other way(s) to calculate the same, which is/are as follows -
• DC Voltage = 3*(Peak Voltage/pi)
• DC Voltage = 1.35*RMS value of Rotor side line voltage with slip
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