04-03-2011, 10:04 AM
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Industrial Training Project on Turbo Generators
Overview of B.H.E.L.
Bharat Heavy Electricals Limited (B.H.E.L.) is the largest engineering and manufacturing enterprise in India.
BHEL caters to core sectors of the Indian Economy viz., Power Generation's & Transmission, Industry, Transportation, Telecommunication, Renewable Energy, Defense and many more.
B.H.E.L., Hardwar
Bharat Heavy Electricals Limited (B.H.E.L.), Hardwar has two manufacturing plants:-
Heavy Electrical Equipment Plant(HEEP)
Central Foundry Forge Plant(CFFP)
H.E.E.P.
Heavy Electrical Equipment Plant (HEEP) located in Hardwar is one of the major manufacturing plants of BHEL. The core business of HEEP includes design and manufacturing of large steam and gas turbines, turbo generators, hydro turbines and generators, large AC/DC motors and so on.
The various blocks in HEEP are as follows:
Block-1: Turbo generator Shop
Block-2: Fabrication Shop
Block-3: Turbine Shop
Block-4: Insulation Block
Block-5: Forging Shop
Block-6: Stamping Shop
Block-7: Packing and Wood Working Shop
Block-8: Condenser and Piping Shop
New Blade Shop
PROJECT
TURBO GENERATORS
BLOCK -1
Machine section
Assembly section Hydro generator
Stator winding
Machine section
Iron assembly
Heavy rotor assembly section
Stator winding section Turbo generator
Armature/Rotor section
General assembly section
Test stands
TECHNICAL DATA
RECTIFIER WHEEL
Constructional Features Of Turbo Generator
The two pole uses hydrogen cooling for rotor winding and direct water cooling stator winding.
Turbo generator consists of following parts:
o STATOR
o ROTOR
o BEARINGS
o SHAFT BEARINGS
Other additional auxiliaries:
o Excitation system
o Gas system
STATOR
Stator consists of following parts:
o Stator frame
o Stator core
o Stator winding
o Locating bars
o End shields
o Terminal bushings
o Phase connectors
o Hydrogen cooler
o End winding vibration
o Supervision of generator
STATOR FRAME
ROTOR
Rotor consists of following parts:
o Rotor shaft
o Rotor winding
o Retaining ring
o Field connection
o Fans
o Rotor cooling system
o Bearings
o Shaft seals