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B.H.E.L 1

B.H.E.L UNITS ……:

B.H.E.L UNITS …… Bharat Heavy Electrical Limited,Haridwar (Uttarakhand) Bhopal (Madhya Pradesh) Bharat Heavy Electricals Limited, Hyderabad (Andhra Pradesh) Jhansi (Uttar Pradesh) Bharat Heavy Electricals Limited, Tiruchirapalli (Tamil Nadu) etc… B.H.E.L 2

Established-29th Aug. 1956:

Established- 29 th Aug. 1956 B.H.E.L 3

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B.H.E.L 4 Various Divisions at BHEL Bhopal • Industrial Machines • Transportation Equipment • Hydro Turbines and Generators • Hydro Generators • Heat Exchangers • Excitation Control Equipment • Steam Turbines • Fabrication • Coil & Insulation • Casting………………………..cont.

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B.H.E.L 5 • Stamping • Tool & Gauge • Transformer • Switchgear • On-Load Tap Changer • Large Current Rectifiers • Control & Relay Panels • Hydro Power Plant • Thermal Power Stations • Works Engineering & Services

TRAINING SCHEDULE (4 weeks):

TRAINING SCHEDULE (4 weeks) Human Resource Development Centre Transformer and Manufacturing Division Large Electrical Machines Division Switch Gear, Control And Rectifier 6

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B.H.E.L 7 BHEL has:- Installed equipment for over 90,000MW of power generation for utilities captive and industrial users. Supplied over 2, 25,000 MVA transformer capacity and other equipment operating in transmission and distribution network up to 400 kV (AC & DC). Supplied over 25,000 motors with drive control systems to power projects, petrochemicals, refineries, steel, aluminum, fertilizers, cement plants etc.

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B.H.E.L 8 Supplied Traction electrics and AC/DC locos to power over 12,000 kms railway network. Supplied over one million valves to power plants and other industries.

Product profiles of a.c machines:

Product profiles of a.c machines AC Machines Division at BHEL, Bhopal manufactures wide range of electrical motors satisfying customers’ requirements of motive power from all sectors like Steel, Cement, Power Plant, Petrochemical, Refinery, Fertilizers, Irrigation etc. The range of the motors vary KW wise from 140 KW to 20 MW, KV wise from 415V to 11 KV . B.H.E.L 9

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B.H.E.L 10 They are designed for various drives such as pump, compressor, fan, mill, conveyor, crusher, granulator etc. The motors manufactured are of types squirrel cage induction motors, slip-ring induction motors, synchronous motor and special motor.

Sailent features of the machines:-:

Sailent features of the machines:- Highly reliable class ‘F’ (Thermally utilised to class 'B') insulation system. Low noise levels with means for further reduction. Vibro-stable frames and dynamically balanced rotors for minimal vibrations. Inductively brazed short circuit rings for enhanced reliability. Amply-sized terminal boxes for easy connection. B.H.E.L 11

Squirrel Cage Induction Motor:

Squirrel Cage Induction Motor B.H.E.L 12

TECHNICAL FEATURES:

TECHNICAL FEATURES RATING (4 POLE) UPTO 750KW 500-15000 KW 11000-25000KW FREQUENCY 50 HZ 50 & 60 HZ 50 & 60 HZ VOLTAGE 415-1000V 3.3 -13.8 KV 6 -13.8 KV SPEED (RPM) 375-3000 250 -3600 500 -3600 B.H.E.L 13

SLIP RING INDUCTION MOTORS:

SLIP RING INDUCTION MOTORS B.H.E.L 14

SYNCHRONOUS MOTORS:

SYNCHRONOUS MOTORS B.H.E.L 15

STATOR CONSTRUCTION:

STATOR CONSTRUCTION B.H.E.L 16

ROTOR CONSTRUCTION:

ROTOR CONSTRUCTION B.H.E.L 17

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