220kv - Isolator and a half scheme etc. . Are also used...

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By:- Aakash Kumar Venue:- 220KV Sub-Station, Simbhaoli ,U.P. www.powerpointpresentationon.blogspot.com
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Contents General discussion on sub-stations. Introduction of venue. Components used. PLCC Bus Bars and Schemes. D.C. System. Annunciation System. Improvements. Conclusion.
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General Discussion Definition:- A sub station is a subsidiary station of an electricity generation, transmission & distribution system where various operations like step up , step down etc. . Types:- a) Transmission Sub-Station. b) Distribution Sub-Station. Main Issue:- The main issue for a power engineer are reliability and cost. He strikes a balance between these two.
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Single Line Diagram of 220KV Sub-Station, Simbhaoli.
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Components Used Circuit Breakers. Isolators. Instrument Transformers. Lightening Arrestors.
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Power Line Carrier Communication
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Single Bus Bar Scheme. Double Bus Bar Scheme. Others like Main, reserve and transfer bus scheme,
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Unformatted text preview: Isolator and a half scheme etc. . Are also used rarely. Transformer & Its Components Conservator Tank. Breather. Bukholes Relay. Surge Relay. Tap Changer. Radiator. Types:- ONAN ONAF OFAF Water cooled. D.C. System Annunciation System. The Arrangement made for a safe and guarded working of a sub station is known as Annunciation System. Various audio and video alarms placed in control room. Helps in immediate fault attending and rectification. Improvements & Suggestions. Improved man power. Computerization. Lack of fire fighting equipments. Timely maintenance of equipments and instruments. Conclusion. Design of sub station involves a number of complexities and detailed engineering. A judicious approach in tackling various problems is required on the part of design engineers as well as the suppliers of various equipments so as to achieve trouble free operation of power system....
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This note was uploaded on 01/05/2012 for the course ECEN 212 taught by Professor Hamilton during the Fall '11 term at BYU.

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220kv - Isolator and a half scheme etc. . Are also used...

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