Curriculum for this course
59 Lessons
00:00:00 Hours
HVDC TRANSMISSION
4 Lessons
- INTRODUCTION TO HVDC TRANSMISSION
- Technical And Economical Comparision of HVAC ond HVDC Transmission
- Advantages of HVDC
- Inherent problems associated with hvdc
Types of DC Links
7 Lessons
- Types of DC Links
- Monopolar link
- Bipolar link
- Homopolar link
- Applications of HVDC Systems
- Power Handling Capabilities of HVDC Lines
- Static power transmission
3 Pulse, 6 Pulse & 12 Pulse Converters
16 Lessons
- 6--Pulse And 12-Pulse
- 3-Phase diode rectifier using 6-diodes
- 3-Phase diode rectifier using 12-diodes
- 12-pulse converter rectifier, using 12-thyristors
- Converter Station and Terminal Equipment Commutation Process
- Converters
- DC equipment
- Converter transformer
- Reactive power
- Harmonic filters
- AC switchgear
- Rectifier and Inverter Operation
- Equivalent Circuit for Rectifier
- Half-wave rectifier
- Inverter and HVDC link
- AC-DC Voltage Source Converter
CONTROL OF HVDC CONVERTER SYSTEMS
12 Lessons
- Principle of DC Link Control
- Constant CURRENT
- Constant Extinction Angle
- Individual Phase Control and Equidistant Firing Angle Control
- Equidistant Firing Angle Control
- HARMONICS AND FILTERS
- Origin of harmonics
- Classification of Harmonics
- Harmonics Elimination
- HARMONIC SUPPRESSORS
- The class of RHSs
- Harmonic Instability Problems
TRANSIENTS, FAULTS AND PROTECTION OF HVDC SYSTEMS
3 Lessons
- Origin of over Voltages in HVDC Systems
- types of lightning strokes
- EFFECTS OF OVER VOLTAGES ON POWER SYSTEMS
LIGHTNING ,SWITCHING AND TEMPORARY OVER VOLTAGE
17 Lessons
- over-voltage-spike
- Internal Over voltages
- Overvoltage Protection
- Over Voltages due to DC and AC Side Line Faults
- LIGHTNING OVERVOLTAGES
- The Lightning Discharge
- LIGHTNING PHENOMENON
- EFFECT OF LIGHTNING
- SWITCHING OVERVOLTAGES
- Overcurrent Protection
- Over Voltage Protection of Converters
- Types of over-voltage protection
- • SCR Crowbar
- Voltage clamping
- Voltage limiting
- surge arresters
- Arrester Application
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