What is the Percentage Impedance? The percentage impedance of a transformer is marked on most nameplates – but what is it and what does the Z% figure mean? The impedance …
Continue ReadingPercentage Impedance of Transformer and Its Calculation
The Motor Control Centre is used in general to describe combinations of enclosures, busbars, circuit breakers, power contactors, power fuses, protective relays, controls and indicating devices. Read more about switchgear …
For an individual generator that is rated above 1000 kW, and is to be used in the oil industry, it is usual practice to use a gas turbine as the …
An induction motor may be considered to be a transformer with a rotating short-circuited secondary. The stator winding corresponds to the transformer primary and the rotor winding to the transformer …
Continue ReadingComparison between Induction Motor and Transformer
Electric cars are making big waves in the automobile world. These noise-free, pollution-free and high-performance vehicles are expected to make their I.C. engine counterparts obsolete by 2025. This video will …
In this post, we will look at the voltage and power equation of a dc motor and the condition for maximum power in a dc motor. Voltage Equation of a …
Continue ReadingVoltage and Power Equations of DC Motor | Condition of Maximum Power
1. A shunt generator delivers 450 A at 230 V and the resistance of the shunt field and armature are 50 Ω and 0.03 Ω respectively. Calculate the generated e.m.f? …
Continue Reading5 DC Generator Problems with Solution – Part 1
This is a 99% 3D printed FULL SCALE Alternator made for educational purposes.
Gas-insulated substations (GIS) have been used in power systems over the last three decades because of their high reliability, easy maintenance, small ground space requirement, etc. This article is an …
Continue ReadingIntroduction to Gas Insulated Substations / Switchgears (GIS)