A

PRESENTATION ON PRATICAL TRAINING

TAKEN AT

“ANDRITZ HYDRO LTD.”

FARIDABAD

COMPANY PROFILE Global Activities

The ANDRITZ GROUP is a global market leader for customized plant, systems and services for hydropower, the pulp and paper, steel and other specialized industries (solid/liquid separation, feed and bio-fuel).

The Group is headquartered in Graz, Austria and has a staff of approx. 16,100

employees worldwide. It develops and makes its high-tech systems at production, service and sales sites all around the world.

Five business areasThe Group focuses on five business areas: HYDRO PULP & PAPER METALS ENVIRONMENT & PROCESS FEED & BIOFUEL

MARKET POLICY

STRENGTHENING OF THE MARKET

POSITION GROWTH THROUGH ORGANIC EXPANSION AND ACQUISITIONS

ORGANISATION STRUCTURE

VISITED DEPARTMENTS Machine shop

Light m/c shop○ CNC lathe m/c○ Shaper m/c

Heavy m/c shop○ CNC Vertical lathe m/c○ NC lathe m/c○ NC Horizontal boring m/c○ CNC Horizontal boring m/c○ Radial drill m/c

Fabrication shopTIG (Tungsten Inert Gas)

MIG (Metal Inert Gas)

SAW (Submerged Arc Welding)

Computerized Numerically Controlled Gas Cutting Machine○ Plasma arc machining○ Oxy-fuel arc machining

Grinding section

Types of grinder○Pneumatic air grinder

○Sendor

○Swing Grinder

Tools used ○Grinding Wheel○Stone Wheel ○Flat wheel or Amri Wheel○Mounting Wheel or

Mounted Tip ○Amri Disc ○Swing Grinder wheel

ASSEMBLY SHOP

&COATING

PLANT Tungsten carbide coatingHVOF coating.Only used in BHEL,HAL and

ANDRITZ.Coating up to 300-500 microns.Cost up to 15 lakh per guide vane.

AUTOMATION

Automation and control (using SCADA )

Excitation.

Power plant management

Monitoring and diagnosis

Protection

Synchronisation

Turbine governors

TYPES OF HYDRO SCHEMES1. Run off the river

2. Storage reservoirs

COMPONENTS OF HYDRO POWER PLANT

1. Intake Dam

2. Gate

3. Trash Rack

4. Emptying Gate

5. Trash or Ice Removal Arrangement

6. Intake Cone

7. Penstock (or conduit system)

8. Penstock Expansion Joint

9. Penstock Butterfly Valve

10. Main Inlet Valve

11. Turbine

11. Generator

12. Pressure Relief Valve (optional)

13. Governor

14. Oil Pumping Unit

15. Surge Shaft

TYPES OF TURBINES1. Reaction Turbines

2. Impulse Turbines

Reaction Turbines

i) Kaplan & Propeller Turbines – Axial – Horizontal - Vertical

ii) Francis Turbines – Radial – Axial – Horizontal – Vertical

Impulse Turbines

Pelton wheels - Vertical - Horizontal

DRAFT TUBE

FRANCIS TURBINE

LAYOUT OF KAPLAN TURNINE

PELTON TURBINE

DIFFERENT TYPE OF TURBINES• Pelton

• Francis

• Kaplan

• Propeller

• S-Type – Horizontal

• Bulb Type

MAJOR ASSEMBLIES OF HYDRO TURBINES

1. Draft tube

2. D.T. Cone

3. Lower Cover (pivot ring) / Discharge Ring

4. Stay Ring

5. Spiral Case / Distributor

6. Guide Apparatus

7. Runner

8. Shaft

9. Guide Bearing

10. Shaft Seal

11. Servomotor

12. Oil Header (Kaplan)

13. Distributor (Pelton)

14. Bottom Housing (Pelton)

15. Nozzles (Pelton)

16. Deflectors (Pelton)

QUALITY CONTROL &

STANDARDS AD 2000-Merkblatt HP 0 and EN ISO 3834-2

ISO 9001-2000

5S and kaizen

Lean manufacturing

ANY QUERIES ?

??

THANK YOU