Electrical Design
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Public Street & Road Lighting & Illumination Design
Public Street & Road Lighting – General Principles, ISO & IEC Standards Lighting Basic Parameters Basic parameters used in lighting are: Luminous flux – notation: Φ ; unit: lumen (…
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Cables Feeder Protection – Faults Types, Causes & Differential Protection
Cables Feeder Protection – Overcurrent & Differential Protection Common Types of Faults Common failure modes and faults of cables are: Electrically induced failures Mechanically induced failures Thermally induced failures Metallic…
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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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Design and Installation of EHV/EHV and EHV/HV Substations
Types and Configurations of EHV/EHV and EHV/HV Substations The Role of EHV/EHV and EHV/HV Substations in Transmission Network EHV/EHV and EHV/HV[1] substations are an important element of the electricity transmission…
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All About Electrical Protection Systems, Devices And Units
Electrical Protection Units And Systems This is a long and descriptive article on different types of protection for electrical systems and networks. In this article, you will be able to…
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Maintenance of Transformer – Power Transformers Maintenance, Diagnostic & Monitoring
Maintenance of Power Transformer – Transformer Diagnostic and Monitoring Introduction Being transformers static machines without any moving and turning parts, they are very reliable machines, and if maintained properly, can…
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Insulating And Dielectric Materials – Types, Properties & Applications
An Introduction to Insulating And Dielectric Materials Definition of Insulating and Dielectric Materials An electrical insulating material can be defined as the material that does not allow electric current to…
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Transformers Fire Protection System – Causes, Types & Requirements
Basic Requirements for Transformers Fire Protection System Causes of Fire in Transformers Excessive overheating, extremely severe short circuits, faults in the oil and lightning strokes may cause a fire on…
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Submarine Cables – Construction, Characteristics, Cables Laying & Joints
An Introduction to Submarine Cables & Subsea Power Cables Introduction to Submarine Cables The development of offshore wind farms and oil and gas offshore platforms requires the installation of power,…
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Corona Effect and Discharge in Power Transmission Lines
Corona Effect or Corona Discharge in Power Transmission Lines What is Corona Effect or Corona Discharge? When a low alternating potential difference is applied across two conductors with spacing significantly…
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