04-04-2011, 11:48 AM
Submitted by :-
Sadanand Singh
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B.H.E.L . AN OVERVIEW
BHEL’s first plant was set up in BHOPAL in 1960’s under Indo-Soviet agreement.
BHEL is the largest engineering and manufacturing enterprise in India.
It has been earning profits continuously since 1971-72.
The wide network of BHEL has 14 manufacturing division, 150 project sites, eight service centers and 18 regional offices.
UNITS OF BHEL IN INDIA
BHOPAL
BANGALORE
HARIDWAR
GOINDWAL
JAGDISHPUR
JHANSI
HYDERABAD
TIRUCHY
RANIPET
About B.H.E.L. HARIDWAR UNIT
HEEP (Heavy Electrical Equipment Plant)
There are eight blocks in the HEEP namely 1-8.
CFFP (Central Foundry And Forge Plant)
Steel Melting Shop
Steel Foundry Shop
Light Foundry Shop
Forge shop
CONTRIBUTION OF B.H.E.L IN MAKING EQUIPMENTS FOR POWER GENERATION
Block-1 (ELECTRICAL MACHINE BLOCK)
EQUIPMENTS
Turbo generators
Hydro generators
A.C. motors
D.C. motors
Excitation System
CAPACITY
100 MW-1000 MW
4 MW-250 MW
220 KW-10800 KW
10 KW-12000 KW
5 KW-13KW
Developed approach of alternator
MAIN PARTS OF 500 MW TURBOGENERATOR
STATOR
ROTOR
BEARINGS
EXCITATION SYSTEM
STATOR
Stator Frame
Stator Core
Stator Winding
Hydrogen Coolers
End Shields
ROTOR
Rotor Shaft
Rotor Winding
Insulation
Field Connections
BEARINGS
Bearing is a machine element which support another moving element (journal).
TYPES OF BEARINGS
1.Sliding contact type 2.Rolling contact type
Excitation System
It is the power source that supplies the dc magnetizing current to the field windings of a synchronous generator thereby ultimately inducing ac voltage and current in the generator armature.
Types of excitation system
Rotating exciters
1:-Brush Type 2.Brushless
Static exciters
1.Shunt Type 2.Series Type