Overhead lines
- Power System
Types of HVDC Systems and MTDC Configurations
Types of HVDC System Configurations & “MTDC” Multi Terminal DC Systems The High voltage direct current or shortly known as HVDC is an efficient way to transmit power over long…
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Advantages of HVDC over HVAC Power Transmission
What are the Advantages of HVDC over HVAC? The electricity we consume travels very long distances before reaching us. The power generating stations, often in remote areas supply power that…
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Difference between Lightning Arrester and Surge Arrester
Difference between Surge Arrester, Surge Suppressor, Lightning Arrester and Lightning Rod Different terms used for arresters are sometimes confusing even professional engineers and electricians use them interchangeably. We will discuss…
Read More » - EE Questions / Answers
Why Electric Power Transmission is Multiple of 11 i.e 11kV, 22kV, 66kV etc?
Why are all the Transmission Line Voltages Multiple of 11kv? Not 10kV? Obliviously, this is an interview type question for electrical engineers especially related to power engineering. Now, we are…
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Overhead Lines Protection – Faults and Protection Devices
Overhead Lines Faults & Protection in Power System Common Faults in Overhead Lines The most common causes of faults in overhead lines are: Aircraft and cars hitting lines and structures…
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All About Electrical Protection Systems, Devices And Units
Electrical Protection Units And Systems Introduction to Electrical Protection Systems HV, MV and LV[1] electric installations and equipments are subjected to internal and external faults that can cause serious damages…
Read More » - Electric Circuit Analysis
Short Circuit Currents And Symmetrical Components
Short Circuit Currents And Symmetrical Components (Manuel Bolotinha) Short Circuit Faults and Currents Short-circuits can occur phase-to-phase and phase-to-earth, mainly due to: Dielectric breakdown of insulating materials (ageing, severe overheating…
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