ENGINEERING SOLUTIONSI came across this blog just recently and I find this one very informative.This blog provides fresh graduates specially mechanical engineering, find a job in well reputed company . Tips and guidance published here will surely educate you in dealing with job intervi...
Tuesday, November 23, 2010
Polyphase system: How Three phase sytem works?
Three Phase system
A three phase circuit is energized by three alternating emf's of the same frequency and differing in time phase by 120 .The emfs are generated in three sets of armature coils in an ac generator. These three sets are 120 degree apart on the generator armature....
Monday, November 8, 2010
Introduction to Ohm's law
What is Ohm's Law ?
In 1826 Georg Simon Ohm discovered that for metallic conductors there is substantially constant...
Saturday, November 6, 2010
Generators in parallel
Why generators are in parallel?
here are some of the summarized reasons:
1. Continuity of the service
2. Efficiency
3. maintenance and repair
4. Addition to plant ( provision or future expansion)
.
Efficiency
In an electrical power generating system the load fluctuates, usually...
Friday, November 5, 2010
Introduction to DC Generator
GENERATOR is machine that converts mechanical energy to electrical energy.
DC generator or direct current generator generates a voltage when speed and flux are met.This machine is called a unidirectional (dynamo).It consists of the same basic elements as a simple AC generator like the multi-turn...
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