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Do you know how you can Generate Electrical Energy by Foot Step ?

Foot step power generation is a new way to generate power without any fuel and can be very use full. Here piezoelectric crystal is use...

Did you know about Nuclear Battery ?

Nuclear Battery The person is familiar with nuclear energy in nuclear power plants but not in batteries. Nuclear batteries are in fact closer to nuclear...

How Transformer Tap Changer actually control the voltage??

How Transformer Tap Changer actually control the voltage?? The on-load transformer tap-changer has to provide uninterrupted current flow during the transition operation from one tap...

Automatic Voltage Regulation (AVR)

Automatic Voltage Regulation (AVR) These following ways of voltage regulation. First two are performed on the transformer, while third way is on the relay system...

Load Flow Analysis or Power Flow Analysis

Load Flow Analysis or Power Flow Analysis Load flow analysis is the most important and essential approach to investigating problems in power system operating and...

What is Restriking Voltage and its Calculation ?

Restriking voltage is the transient voltage appearing across the breaker contacts immediately after the opening of breaker contacts. also called Transient Recovery Voltage. When the...
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Electrical Systems Safety Rules

Why is it so important to work safely with electricity? The voltage of the electricity and the available...

What is a Home Automation System?

Home automation system involves automatic controlling of all electrical or electronic devices in homes or even remotely through Wireless Communication. It makes...

What Are Diodes, GTO And Transistors?

What Are Diodes, GTO And Transistors? Diodes: It is a semiconductor device with two terminals that allows flow of current in one direction. It has low...

How Fluorescent Tube Lights Work

How Fluorescent Tube Lights Work What is Fluorescent Lamp? A fluorescent lamp or a fluorescent tube is a low weight mercury vapour lamp that uses fluorescence...

What is Type 2 Coordination?

What is Type 2 Coordination? The International Electrotechnical Commission (IEC) developed short circuit performance criteria for contactors and starters called Type 1 coordination and Type...

Ingress protection(IP) Rating for Electrical Enclosure

Ingress protection(IP) Rating for Electrical Enclosure Ingress Protection (IP) rating: IP letters stand for “International Protection” rating or “Ingress Protection” rating. IP ratings are defined...

What is an Electrical Enclosure?

What is an Electrical Enclosure? An electrical enclosure is a housing for electrical or electronic equipment.  Its purpose is to protect that equipment from the...

Cable Tray Size as per National Electrical Code-2002.

Cable Tray Size as per National Electrical Code-2002. Article 392 (I) No of Multi core Cables less than 2000 volts in the Cable Tray (A) 4/0 AWG/Kcmil...

Copper Earthing Strip

Copper Earthing Strip An earthing strip should be capable to endure and dissipate a fault current into the ground rapidly. An earthing may be pipe/rod...

Magnetic Oil Level gauge or MOG in Power Transformer

Magnetic Oil Level gauge or MOG in Power Transformer The Magnetic Oil Level gauge (MOG) is a device by which we can supervise the level...

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Solar Panel

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Solar panel Solar panel are one of the major technical innovations of our lifetime and are beginning to change the way we look at our...