A relay is an electrically operated switch that uses an electromagnet to mechanically operate a set of contacts. It is widely used in circuits to control a high-power or high-voltage circuit with a low-power signal, providing isolation between the control and load circuits.
A Gas Insulated Substation (GIS) is a high-voltage substation in which the primary components are enclosed in an insulating gas medium, typically sulfur hexafluoride (SF₆). GIS is known for its compact and enclosed design, which makes it suitable for urban or restricted spaces. Below, we explore its definition, construction, working, types, advantages, disadvantages, and applications.
A variable capacitor is an electrical component used to temporarily store electrical energy in an electric field. Unlike fixed capacitors, the capacitance of a variable capacitor can be altered by varying certain parameters such as the overlapping area of plates, the distance between them, or the dielectric material. They are widely used in applications like
A single-line diagram (SLD) is a simplified representation of an electrical power system that uses a single line to show all three phases of a three-phase system. It highlights the flow of power from generation to distribution, incorporating essential system components.
Single Line Diagram of Power System – Definition, Explanation, Diagram & Need Read More »
A static relay is an advanced type of protective relay that uses electronic, magnetic, or other solid-state components instead of the conventional electromagnetic or mechanical relays. Static relays are more reliable, faster, and compact, making them suitable for modern protection systems in electrical power networks.
A solar power plant is a facility that converts sunlight into electricity using photovoltaic (PV) technology or concentrated solar power (CSP). These plants are a clean and renewable source of energy, reducing carbon emissions and dependence on fossil fuels. Solar power plants are designed for large-scale electricity generation, often integrated into national grids or used
Power system protection involves the design, implementation, and maintenance of equipment and systems that detect and isolate faults in electrical power systems. The primary goal is to ensure the safety of the system, minimize damage to equipment, and maintain reliable power supply to consumers. Protection systems utilize a combination of protective relays, circuit breakers, fuses,
A Fuel Cell Electric Vehicle (FCEV) is a type of electric vehicle that uses hydrogen as its primary energy source to generate electricity through a fuel cell system. These vehicles are considered a key technology for achieving zero-emission transportation as they produce only water as a by-product.
A fuel cell is an electrochemical device that converts chemical energy from a fuel (typically hydrogen) and an oxidizing agent (such as oxygen) directly into electrical energy, with water and heat as by-products. Unlike traditional combustion-based power generation, fuel cells do not involve burning fuel, resulting in highly efficient and environmentally friendly energy production.
An on grid solar inverter is a key component in solar power systems that are connected to the main power grid. Its primary function is to convert the direct current (DC) electricity generated by solar panels into alternating current (AC) electricity, which is compatible with the utility grid. On-grid systems do not require battery storage