Power Point

Power Point

In this page, articles related power points on basic electrical subject, power basic electronics subject, power electronics, electrical machines, wiring, transformer, DC generator, DC motor, transmission lines and special electrical machines are given.


Electronics

 

Structure, working and Characteristic of MCT

 

Structure, working and Two Transistor Analogy of SCR

 

Characteristic of SCR

 

Firing Angle Control of SCR By UJT Half Wave Circuit

Firing Angle Control of SCR By UJT Full Wave Circuit

 

Compare : Holding Current & Latching Current

 

Compare : SCR and Asymmetrical SCR

 

Structure and Working of DIAC

 

Introduction of Transistor


Six Phase Half Wave Uncontrolled Rectifier

 

UJT - Structure, working and characteristics

 

UJT As Relaxation Oscillator

 

Triac-Structure, Working and Characteristic

 

What do you mean by AC Drive?

 

Transistor Biasing - Types of Biasing

 

Base Resistor Method of Biasing

 

Common Base Transistor Configuration

 

Common Collector Transistor Configuration

 

Common Emitter Transistor Configuration

 

Transistor As An Amplifier

 

DC Load Line and Operating Point

 

Stability Factor

 

What do you mean by Faithful Amplification?

 

Transformer Coupled Amplifier

 

Transistor Amplifier circuit

 

Common Emitter Transistor Amplifier

 

Direct Coupled Amplifier

 

Practical Amplifier Circuit

 

RC Coupled Amplifier

 

Protection of SCR

 

Function of Free wheeling diode

 

Gate Protection of SCR

 

Heat Sink

 

Thermal Resistance

 

Voltage & Current rating of SCR

 

Protection of Semiconductor Devices by Fuse

 

Snubber Circuit ( dv/dt protection )

 

Mounting of SCR

 

Chopper

Principle of DC Chopper

Voltage Control in Chopper

Configuration of Chopper

Step up and Step down Chopper

Jones Chopper 

Morgan Chopper

Class A Chopper

Class B Chopper

Class C Chopper

Class D Chopper

Class E Chopper

Speed Control of AC & DC Motor by DC Chopper

Inverter

Principle of Inverter

Single Phase Half Bridge Voltage Source Inverter ( VSI )

Single Phase Full Bridge Voltage Source Inverter  ( VSI )

Series Inverter

Parallel Inverter

Comparison Between Current Source Inverter and 

Voltage Source Inverter

Compare - MOSFET & Transistor

Compare - SCR and Transistor

Output voltage control of Inverter

Pulse Width Modulation Techniques

Cycloconverter

Principle of Cycloconverter

Step up Cycloconverter

Advantages, Disadvantages & Applications of Cycloconverter

Single Phase to Single Phase Center Taped Cycloconverter

Single Phase to Single Phase Bridge Configuration Cycloconverter

Function of Intergroup Rector in the Cycloconverter

 

Industrial Application



Speed Control of Universal Motor

 

Static AC & DC Circuit Breaker

 

Three Phase Welding

 

Resistance Welding Using Triac - Diac

 

Heating Control

 

Resistance Welding

 

Heating Control in the Resistance Welding

 

Speed Control of Three Phase Induction Motor by Stator Voltage Control

 

Variable Voltage, Variable Frequency Control of Three Phase Induction Motor

 

Speed Control of Three Phase Slip Ring Induction Motor by Slip Power Recovery Method

 

AC Load Control Using Triac & Diac ( Light Dimmer Circuit ) ( Fan Regulator Circuit )


AC & DC Time Delay Circuit

Pulse Transformer

 

RC Phase Shift Control

RL Phase Shift Control

Electrical Wiring

 

Tempering in the Energy Meter

 

Compare Electrification of Residential and Multi Storied Building

 

Earthing Rules As Per IE1956

 

Design of Lighting System

 

Earth Leakage Circuit Breaker ( ELCB )

 

Colour Code of Cable

 

Important IE rules No. 50

 

Maximum demand and Diversity Factor As per NEC

 

Transmission Line and Distribution System

 

Types of Conductors

 

Advantages and Disadvantages of Cable over

Transmission line

 

Properties of Insulating Material of Cable

 

Types of Cable

 

Standard AC Voltage in India

Advantages and Disadvantages of High 

Transmission Line voltage

 

Function of Earthing Conductor in the Transmission Line

 

Minimum Clearance between Transmission Line When they cross to each other

 

String Efficiency of Three suspension insulators

 

Methods of Improving String Efficiency

 

Working of Induction Regulator

 

Classification of Transmission Line

 

Skin Effect

 

Compare Feeder, Distributor & Service Mains

 

Insulation Resistance of Single Core Cable

 

Most Economical Cable Diameter

 

Booster Transformer

 

Series Booster

 

Transformer

 

Principle of Transformer

 

Ideal Transformer

 

Transformer on NO Load

 

Transformer on Load

 

Standard kVA rating ofTransformer

 

Per unit Resistance & Per unit Reactance

 

Testing of Transformer

 

Parallel Operation of Transformer

 

Compare Power Transformer & Distribution Transformer

 

EMF Equation of the Transformer

 

Losses in the Transformer

 

Technical Specification of Transformer Provided

by Manufacturer

 

Type and Routine Test on Transformer

 

Transformer on NO Load

 

Transformer on Load

 

Advantages of Stepped Core over Square Core

 

Auto Transformer : Saving in Copper Material

 

Open Circuit Test on Transformer

 

Synchronous Machine

 

Hunting Effect in the Synchronous Machine

 

Torque in the Synchronous Motor

 

Special Electrical Machines

 

Zig Zag Transformer

 

Tertiary Winding

 

Earthing Transformer

 

Compare BLDC Motor and Conventional DC Motor

 

Reluctance Motor

 

Constant Current Transformer

 

Constant Voltage Transformer

 

To separate out hysteresis loss and eddy current loss of DC Machines

 

To separate out hysteresis loss and eddy current loss in the Transformer

 

Hopkinson Test

 

Field Test

 

Resistance Calculation For DC Shunt Motor Starter

 

Design of DC Series Motor Starter

 

Linear Induction Motor

 

Single Phase Induction Motor

 

Split Phase Induction Motor

 

Capacitor Start & Induction Run Motor

 

Capacitor Start & Run Motor

 

Compare Split Phase Motor and Capacitor Start - 

Induction Run Motor

 

Network System

 

Compare Linear Load and Non Linear Load

 

Traction System

 

Advantages of 25 kV AC System


Three Phase Induction Motor

Crawling and Cogging

Torque Slip Curve of the  Three Phase Induction Motor

Induction Motor terminology : Synchronous Speed, Slip, Slip Speed, Rotor Speed

 

Induction Motor Rotor Parameters : Rotor Emf, Rotor Frequency

 

Starting Torque in the Three Phase Induction Motor

 

Full Load Torque in the Three Phase Induction Motor

 

Compare Starting torque and full load torque in the Starter

 

DC Generator

 

Principal of DC Generator

 

Practical DC Generator

 

EMF Equation of DC Generator

 

Parts of DC Generator

 

Function of Dummy Coil

 

Types of DC Generator

 

Function of Equalization Rings

 

Commutation in the DC Generator

 

Armature Reaction in the DC Generator

 

Losses in the DC Generator

 

Methods of reducing Effect of Armature Reaction

 

Magnetizing or Open Circuit Characteristic( OCC ) of DC Generator

 

Power Stages & Condition For Maximum Efficiency in the DC Generator

 

DC Motor

 

Principal of DC Motor

 

Back Emf

 

Torque and Output power in the DC Motor

 

Brake Test

 

Speed Control of DC Series Motor

 

Speed Control of DC Shunt Motor

 

Three Point Starter

 

Four Point Starter

 

DC Series Motor Starter

 

Characteristics of DC Series Motor

 

Characteristic of DC Shunt Motor

 

Characteristic of DC Compound Motor

 

Applications of DC Motors

 

Law of Conversion of Energy

 

Conditions For Production of EMF

 

Different Methods of Study of Electrical Machines

 

Electromechanical Energy Conversion

 

Swinburne Test

 

Power System

 

Series Compensation

 

Effect of Voltage and Frequency on Active Power

 

ACS - ARR Gap

 

Effect of Harmonics on Power Factor

 

Compare Capacitor Bank and Single Capacitor

 

Types of Smoothing Reactor

 

Function of Shunt Reactor

 

Voltage harmonics and Current harmonics

 

Harmonics - Its generation and Causes

 

How to Mitigate third harmonics?

 

Voltage Stabilized by Reactive Power 

 

Importance of Load Curve

 

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