Electrical Design
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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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What are the Colored Aerial Marker Balls on Power Lines For?
What are Marker Balls and Why They are used for on Power Lines? Almost all of us have seen those colored (mostly orange, yellow, red or white) balls on transmission…
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Time Response of Second Order Transfer Function and Stability Analysis
Time Response of Second Order Transfer Function and Stability Analysis In this article we will explain you stability analysis of second-order control system and various terms related to time response…
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How to Wire Auto & Manual Changeover & Transfer Switch – (1 & 3 Phase)
Manual and Automatic Changeover / Transfer Switch Wiring & Connection In our step by step electrical wiring installation tutorials series, We will show how to wire and connect single phase…
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Single Phase Electrical Wiring Installation in Home – NEC & IEC
How to Wire a Single Phase Distribution Board & Consumer Unit in Home Single Phase wiring installation is the most common wiring in residential buildings. In Single Phase supply (230V…
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Design & Installation of Control & Monitoring Systems in Electrical Engineering
Design, Installation, Testing & Commissioning of Control & Monitoring Systems Design Implementation The preparation of the design of control and monitoring systems requires the definition of a set of actions:…
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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 & 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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