HANDWRITTEN NOTES

Wednesday, December 29, 2021

Dc Offset In Fault Current || DC Component In Fault Current ||

 Dc Offset In Fault Current || DC Component In Fault Current ||




about this video- in this video I explain you what is dc offset in fault current. and I also explain you why there is asymmetrical waveform of fault current . I also tell you about what is the magnitude of DC component and its polarity when fault occur. I also tell you about where the maximum asymmetry occur in fault current. I also tell you about why there is DC component in fault current.

What Is Dc Offset || DC Offset ||

 What Is Dc Offset || DC


Offset ||





about this video-

in this video I explain you what is dc offset.


Sunday, December 26, 2021

  First Pole To Clear Factor || First Pole To Clear Factor Of Circuit Breaker ||

 

First Pole To Clear Factor || First Pole To Clear Factor Of Circuit Breaker ||




about this video-
in this video I explain you what is first pole to clear factor in circuit breaker.what was the formula for first pole to clear factor and the parameters on which the value of first pole to clear factor depends I also tell you the value of first pole to clear factor for effect effectively grounded system and for ungrounded system .

Tuesday, December 21, 2021

Affect Of Armature Reaction On Active Recovery Voltage 

 Affect Of Armature Reaction On Active Recovery Voltage 




about this video-

in this video I explain you about the effect of armature reaction on Active recovery voltage in circuit breaker.

Active Recovery Voltage Will Be Maximum For Power Factor Of

 Active Recovery Voltage Will Be Maximum For Power Factor Of





about this video- in this video I explain you question which was asked in in SSC Je 2009 and the question is the active recovery voltage will be maximum for power factor of

Effect Of Power Factor On Active Recovery Voltage | Affect Of Pf On Instantaneous Recovery Voltage |

 Effect Of Power Factor On Active Recovery Voltage | Affect Of Pf On Instantaneous Recovery Voltage |





about this video-

in this video I explain you the effect of power factor on Active recovery voltage in circuit breaker. we will take different cases like when the system is resistive then what is the effect of power factor on Active recovery voltage another case when the system is reactive nature.

Monday, December 20, 2021

Active Recovery Voltage And Its Expression || Factors Affecting Active Recovery Voltage ||

 Active Recovery Voltage And Its Expression || Factors Affecting Active Recovery Voltage ||




about this video-

in this video I tell you about active recovery voltage in circuit breaker what is the definition of active recovery voltage and also tell you about the expression of active recovery voltage I also tell you about factor affecting active recovery voltage in circuit breaker

Sunday, December 19, 2021

Average Value Of Rate Of Rise Of Restriking Voltage | Average Rate Of Rise Of Restriking Voltage |

 Average Value Of Rate Of Rise Of Restriking Voltage | Average Rate Of Rise Of Restriking Voltage |




about this video-

in this video I explain you average rate of rise of restriking voltage in circuit breaker and solve a numerical on that

 Rate Of Rise Of Restriking Voltage| Rrrv & Amplitude Factor| Characteristics Of Restriking Voltage

 Rate Of Rise Of Restriking Voltage| Rrrv & Amplitude Factor| Characteristics Of Restriking Voltage




about this video-

in this video I explain you about characteristic of restriking voltage in circuit breaker which is is amplitude factor and rate of rise of restriking voltage. I tell you about the formula of rate of rise of restriking voltage and how to drive it.

I also tell you about the maximum value of rate of rise of restriking voltage. and on what factor the rate of rise of restriking voltage depend.

I also tell you about the unit of rate of rise of restriking voltage.


Saturday, December 18, 2021

 Derivation Of Restriking Voltage In Circuit Breaker || Calcutation Of Restriking Voltage In CB ||

 Derivation Of Restriking Voltage In Circuit Breaker || Calcutation Of Restriking Voltage In CB ||



about this video-

in this video I explain you how to drive the expression of restriking voltage in circuit breaker which is also known as transient recovery voltage I also tell you what is the maximum value of restriking voltage in circuit breaker.


Thursday, December 16, 2021

Restriking Voltage In Circuit Breaker || restriking Voltage In Circuit Breaker Recovery Voltage In Circuit Breaker|| Arc Voltage In CB ||

 Restriking Voltage In Circuit Breaker || restrikingVoltageInCircuitBreakerRecovery Voltage In Circuit Breaker|| Arc Voltage In CB ||




about this video-

in this video explain you about restriking voltage in circuit breaker and recovery voltage in circuit breaker and arc voltage in circuit breaker

Sunday, December 12, 2021

Underground Cable Construction || Structure Of Underground Cable || Different Parts Of Cables ||

Underground Cable Construction || Structure Of Underground Cable || Different Parts Of Cables ||

about this video-



in this video I tell you about the construction detail of underground cables such as conductors, insulation ,metallic sheet, bedding armouring and serving. I also tell you the function of various part of underground cables.

Tuesday, December 7, 2021

What Is The Diffrentiation Of Triangular Wave || What Is The Integration Of Square Wave ||

 What Is The Diffrentiation Of Triangular Wave || What Is The Integration Of Square Wave ||



about this video-



in this video I explain you what is the differentiation of triangular wave and what is the integration of a square wave and how can we apply this to solve question which was asked in electrical aen and Jen exam.

Why Capacitor Act As An Open Circuit In Steady State

 Why Capacitor Act As An Open Circuit In Steady State




about this video-

in this video I explain you what is Steady State condition. basic theory about capacitor. and why capacitor act as an open circuit in steady state condition.

Monday, December 6, 2021

Diffrence Between Moving Iron And Moving Coil Instrument | Comparison Between MI And MC Instrument |

 Diffrence Between Moving Iron And Moving Coil Instrument | Comparison Between MI And MC Instrument |




about this video-

in this video I explain you you about the difference between moving iron instrument and moving coil instrument on the basics of their working principle their symbolic representation their uses, accuracy, there scale, damping ,power consumption , controlling torque, deflection, hysteresis loss and there cost.

Sunday, December 5, 2021

Effect Of Capacitance On Transmission Lines||Charging Current In Transmission Lines And Its Effect||

 Effect Of Capacitance On Transmission Lines||Charging Current In Transmission Lines And Its Effect||




about this video-

in this video I explain 

1. advantages and disadvantages of capacitance in transmission lines

2. effect of capacitance in transmission line

3. charging current in transmission line and its significance 

4. factors on which the charging current depend

5. effect of charging current

Saturday, December 4, 2021

Transposition Of Transmission Lines || Transposition Of Conductors In Transmission Lines ||

 Transposition Of Transmission Lines || Transposition Of Conductors In Transmission Lines ||



about this video-

in this video I explain you about transposition of overhead transmission lines conductors.why transposition of conductors is done.

what are its advantages and disadvantages. 

Friday, December 3, 2021

Effect Of Unsymmetrical Spacing Between Transmission Lines

 Effect Of Unsymmetrical Spacing Between Transmission Lines 




about this video-

in this video I explain you effect of unsymmetrical spacing between transmission lines parameters like inductance,capacitance.also how it effect the reciveving end voltage and effect on telecommunications lines.

Effect Of Unsymmetrical Spacing Between Transmission Lines

about this video-
in this video I explain you effect of unsymmetrical spacing between transmission lines parameters like inductance,capacitance.also how it effect the reciveving end voltage and effect on telecommunications lines.

Wednesday, December 1, 2021

Capacitance Of 3 Phase Line With Unsymmetrical Spacing|Capacitance Of Unsymmetrical Transposed Line

 Capacitance Of 3 Phase Line With Unsymmetrical Spacing|Capacitance Of Unsymmetrical Transposed Line


  



about this video-

in this video I explain you about capacitance of Unsymmetrical Line With unequal Spacing 

YBus Matrix Of 100 Bus Interconnected System Is 80% Sparse.Number Of Transmission Lines In System

 YBus Matrix Of 100 Bus Interconnected System Is 80% Sparse.Number Of Transmission Lines In System




about this video-

in this video i explain you a question which was based on Y bus matrix the question is in y Bus matrix of 100 bus interconnected system is 80% sparse then the number of transmission line in the system must be

YBus Matrix 100Bus Interconnected System 90% Sparse Find Number Of Non Zero Element In Y Bus Matrix

 YBus Matrix 100Bus Interconnected System 90% Sparse Find Number Of Non Zero Element In Y Bus Matrix




about this video-

in this video I explain you a question which was based on y bus Matrix.

the y bus matrix of 100 bus interconnected system is 90% Sparse then find the number of nonzero elements in the Y bus matrix

Line To Neutral Capacitance Of Symmetrical Three Phase Line With Equilateral Spacing

 Line To Neutral Capacitance Of Symmetrical Three Phase Line With Equilateral Spacing 




about this video-

in this video I explain you about capacitance of the symmetrical 3 phase line with Equilateral spacing and also drive the formula for line to neutral capacitance of equilateral 3 phase line