Curriculum for this course
65 Lessons
00:00:00 Hours
RELAYS
17 Lessons
- RELAYS
- Relay Types
- Electromagnetic Relays
- Basic Requirements of Relay
- Relay Applications
- Primary and Backup Protection
- - Construction Details of relay
- Attracted Armature
- Construction of Attracted Type Relay
- Balanced Beam Relay
- Induction Disc type Relay Working
- Pole Shading Method of Producing Torque in Induction Disc Relay
- Induction Cup Type Relay
- Induction Cup Type Directional or Power Relay
- Universal Torque Equation
- Characteristics of Over Current, Direction and Distance Relays
- Inverse and IDMT Static Relays
Static Relay
5 Lessons
- Definitions
- Definite Time
- Comparator
- Microprocessor Based Relays
- ADVANTAGES OF MICROPROCESSORBASED RELAYS
PROTECTION OF GENERATORS & TRANSFORMERS
7 Lessons
- Protection of Generators Against Stator Faults, Rotor Faults, and Abnormal Conditions
- Fault Classification
- Abnormal Conditions
- Function number for generator protection
- Restricted Earth Fault and Inter
- Protection of Transformers
- Transformer Failures
Percentage Differential Protection
2 Lessons
- Percentage Differential Protection
- Principle of Differential Protection
Buchholtz Relay Protection
2 Lessons
- Buchholtz Relay Protection
- Buchholz Relay Principle
PROTECTION OF FEEDERS & LINES
14 Lessons
- Protection of feeders
- Need for protection
- Protective relay
- Protection of Transmission Line
- Factors Influencing line Protection
- Application Advantages
- 3 Zone Protection Using Distance Relays
- Principle of Operation
- Carrier Current Protection.
- Methods of Carrier Current Protection
- Advantage of Carrier Current Protection
- Protection of Bus Bars
- BUSBAR FAULTS
- PROTECTION REQUIREMENTS
TYPES OF PROTECTION SYSTEM
2 Lessons
- TYPES OF PROTECTION SYSTEM
- Single-Busbar Frame-Earth Protection
OVER VOLTAGES IN POWER SYSTEMS
5 Lessons
- Causes of Over voltage in Power System
- lightning strokes
- Internal Over voltages
- EFFECTS OF OVER VOLTAGES ON POWER SYSTEMS
- Protection Against Lightning Over Voltages
CIRCUIT BREAKERS
11 Lessons
- CIRCUIT BREAKERS
- Elementary Principles of Arc Interruption
- Restriking Voltage and Recovery Voltages
- Rate of rise of Restriking voltage
- Types of Circuit Breakers
- Air Circuit Breaker
- Plain Air Circuit Breaker
- Air Blast Circuit Breaker
- SF6 Circuit Breaker
- Vacuum Circuit Breaker
- Oil Circuit Breaker
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