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EE Instruments/Devices &Components

All About Electrical Protection Systems, Devices And Units

Electrical Protection Systems 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 in persons and other equipments. To avoid and to minimize the consequences of those faults protection devices associated to equipments that are able to break electric current are required. For …

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Maintenance of Transformer – Power Transformers Maintenance, Diagnostic & Monitoring

Maintenance of Power Transformer - Transformer Diagnostic and 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 last for 40 years or more. Also they do not trip or blow when oven-stressed (except under extreme conditions), transformers are frequently overloaded and allowed to operate well beyond its …

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Current Transformers (CT) – Types, Characteristic & Applications

Current Transformers (CT) - Construction, Types, Installation, Characteristic & Applications

Current Transformers (CT) – Construction, Types, Installation, Characteristic & Applications What is Current Transformer (CT) ? Current transformers (CT) are used in High Voltage (HV) and Medium Voltage (MV)[1] installations to give an image of electrical current to protection relays and units and metering equipment and they are designed to provide a current in its secondary proportional to the current …

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Insulating And Dielectric Materials – Types, Properties & Applications

Types, Properties & Applications of Insulating And Dielectric Materials

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 pass through it. For electrical applications a particular category of insulating materials is used to separate electrically the conducting parts of equipment from each other and from earthed and “no …

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Emergency Generator Set – Construction, Installation, Maintenance & Wiring

Construction and Components of Emergency Generator

An Overview of Emergency Generator Set (Manuel Bolotinha) Introduction to Emergency Generator Set Hospitals, airports, shopping malls and office buildings, just to mention some examples, are very sensitive, in what concerns safety of people and goods, to power outages caused by faults in medium (MV) and low voltage (LV) distribution networks and even in high voltage (HV[1]) transmission networks. When …

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Counter and Types of Electronic Counters

Counters and Types of Electronic Counters

What is Electronic Counter and Types of Counters What is Counter? A Counter is a digital logic device in computing to store and display the specific event continuously according to the configuration & programming. Sequential digital logic circuit is a common type of counter consist of single input line (Clock) and number of output lines. The value of output lines …

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What is ATMega Microcontrollers & How to Make an LED Project with it?

What is ATMega Atmel AVR Microcontrollers and how to make a simple electronic project with it

What is Atmega Atmel AVR Microcontrollers ? Introduction to ATMega Microcontrollers ATMega Microcontrollers belong to the AVR family of microcontrollers and is manufactured by Atmel Corporation. An ATMega Microcontroller is an 8-bit microcontroller with Reduced Instruction Set (RISC) based Harvard Architecture. It has standard features like on-chip ROM (Read Only Memory), Data RAM (Random Access Memory), data EEPROM (Electrical Erasable …

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What is Raspberry Pi? Creating Projects using Raspberry Pi

what is raspberry-pi?

What is Raspberry Pi? Using Raspberry Pi to control LEDs (Simple Electronic Project) What is Raspberry Pi? Raspberry Pi is a small credit card sized microcomputer consisting of inbuilt features like SD card slot, wireless LAN and Bluetooth and 1.2GHZ ARM processor etc (More components details are given below). It can be used by enthusiasts to build small practical projects. …

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What is GSM and How does it Work?

GMS-Modem-Circuit-How GSM communication works

What is GSM (Global System for Mobile communication) Introduction to GSM Technologies GSM or Global System for Mobile Communications is the most popular wireless cellular communication technique, used for public communication. The GSM standard was developed for setting protocols for second generation (2G) digital cellular networks. It initially started as a circuit switching network, but later packet switching was implemented …

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What is MEMS – Microelectromechanical Systems Technology ?

What is MEMS - Microelectromechanical Systems Technology ?

A Introduction to Microelectromechanical Systems (MEMS) Technology Let us define MEMS! MEMS stands for Micro-Electro-Mechanical System, an integrated system of mechanical and electro-mechanical devices and structures, manufactured using micro fabrication techniques. A MEMs device consists of 3 dimensional properties which sense and manipulate any physical or chemical property. Basic components using micro sensors, micro actuators and other micro structures, which …

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