Sending End Voltage (LTL) Formula

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Sending end voltage is the voltage at the sending end of a long transmission line. Check FAQs
Vs=Vrcosh(γL)+Z0Irsinh(γL)
Vs - Sending End Voltage?Vr - Receiving End Voltage?γ - Propagation Constant?L - Length?Z0 - Characteristic Impedance?Ir - Receiving End Current?

Sending End Voltage (LTL) Example

With values
With units
Only example

Here is how the Sending End Voltage (LTL) equation looks like with Values.

Here is how the Sending End Voltage (LTL) equation looks like with Units.

Here is how the Sending End Voltage (LTL) equation looks like.

189.5744Edit=8.88Editcosh(1.24Edit3Edit)+48.989Edit6.19Editsinh(1.24Edit3Edit)
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Sending End Voltage (LTL) Solution

Follow our step by step solution on how to calculate Sending End Voltage (LTL)?

FIRST Step Consider the formula
Vs=Vrcosh(γL)+Z0Irsinh(γL)
Next Step Substitute values of Variables
Vs=8.88kVcosh(1.243m)+48.989Ω6.19Asinh(1.243m)
Next Step Convert Units
Vs=8880Vcosh(1.243m)+48.989Ω6.19Asinh(1.243m)
Next Step Prepare to Evaluate
Vs=8880cosh(1.243)+48.9896.19sinh(1.243)
Next Step Evaluate
Vs=189574.381124362V
Next Step Convert to Output's Unit
Vs=189.574381124363kV
LAST Step Rounding Answer
Vs=189.5744kV

Sending End Voltage (LTL) Formula Elements

Variables
Functions
Sending End Voltage
Sending end voltage is the voltage at the sending end of a long transmission line.
Symbol: Vs
Measurement: Electric PotentialUnit: kV
Note: Value can be positive or negative.
Receiving End Voltage
Receiving end voltage is the voltage developed at the receiving end of a long transmission line.
Symbol: Vr
Measurement: Electric PotentialUnit: kV
Note: Value can be positive or negative.
Propagation Constant
Propagation Constant is defined as the measure of the change in amplitude and phase per unit distance in a transmission line.
Symbol: γ
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Length
Length is defined as the end to end distance of the conductor used in a long transmission line.
Symbol: L
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Characteristic Impedance
Characteristic Impedanceis defined as the ratio of the amplitudes of voltage and current of a single wave propagating along the transmission line.
Symbol: Z0
Measurement: Electric ResistanceUnit: Ω
Note: Value should be greater than 0.
Receiving End Current
Receiving End Current is defined as the magnitude and phase angle of current received at the load end of a long transmission line.
Symbol: Ir
Measurement: Electric CurrentUnit: A
Note: Value can be positive or negative.
sinh
The hyperbolic sine function, also known as the sinh function, is a mathematical function that is defined as the hyperbolic analogue of the sine function.
Syntax: sinh(Number)
cosh
The hyperbolic cosine function is a mathematical function that is defined as the ratio of the sum of the exponential functions of x and negative x to 2.
Syntax: cosh(Number)

Other formulas in Current and Voltage category

​Go Sending End Current (LTL)
Is=Ircosh(γL)+(Vrsinh(γL)Z0)
​Go Receiving End Current using Sending End Voltage (LTL)
Ir=Vs-(Vrcosh(γL))Z0sinh(γL)
​Go Receiving End Current using Sending End Current (LTL)
Ir=Is-(Vrsinh(γL)Z0)cosh(γL)
​Go Receiving End Voltage using Sending End Current (LTL)
Vr=(Is-Ircosh(γL))(Z0sinh(γL))

How to Evaluate Sending End Voltage (LTL)?

Sending End Voltage (LTL) evaluator uses Sending End Voltage = Receiving End Voltage*cosh(Propagation Constant*Length)+Characteristic Impedance*Receiving End Current*sinh(Propagation Constant*Length) to evaluate the Sending End Voltage, The Sending End Voltage (LTL) formula is defined as the voltage at the sending end of the long transmission lines. Sending End Voltage is denoted by Vs symbol.

How to evaluate Sending End Voltage (LTL) using this online evaluator? To use this online evaluator for Sending End Voltage (LTL), enter Receiving End Voltage (Vr), Propagation Constant (γ), Length (L), Characteristic Impedance (Z0) & Receiving End Current (Ir) and hit the calculate button.

FAQs on Sending End Voltage (LTL)

What is the formula to find Sending End Voltage (LTL)?
The formula of Sending End Voltage (LTL) is expressed as Sending End Voltage = Receiving End Voltage*cosh(Propagation Constant*Length)+Characteristic Impedance*Receiving End Current*sinh(Propagation Constant*Length). Here is an example- 0.189574 = 8880*cosh(1.24*3)+48.989*6.19*sinh(1.24*3).
How to calculate Sending End Voltage (LTL)?
With Receiving End Voltage (Vr), Propagation Constant (γ), Length (L), Characteristic Impedance (Z0) & Receiving End Current (Ir) we can find Sending End Voltage (LTL) using the formula - Sending End Voltage = Receiving End Voltage*cosh(Propagation Constant*Length)+Characteristic Impedance*Receiving End Current*sinh(Propagation Constant*Length). This formula also uses Hyperbolic Sine (sinh), Hyperbolic Cosine (cosh) function(s).
Can the Sending End Voltage (LTL) be negative?
Yes, the Sending End Voltage (LTL), measured in Electric Potential can be negative.
Which unit is used to measure Sending End Voltage (LTL)?
Sending End Voltage (LTL) is usually measured using the Kilovolt[kV] for Electric Potential. Volt[kV], Millivolt[kV], Microvolt[kV] are the few other units in which Sending End Voltage (LTL) can be measured.
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