WELCOME TO PRESENTATION ON ENERGY CONSERVATION ACTIVITIES IN THE SINGARENI COLLIERIES COMPANY LIMITED

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WELCOMETO PRESENTATIONONENERGY
CONSERVATION ACTIVITIESIN THE SINGARENI
COLLIERIES COMPANY LIMITED
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PERFORMANCE INDICATORS AT A GLANCE
Indicators 1997-98 1998-99 1999-00 2000-01 2001-02 2002-03 (Upto-Feb)
Production (Millin Tonnes) 28.941 27.326 29.556 30.274 30.811 29.942
Output per man shift (Tonnes) (oveall including mines and departments 1.17 1.14 1.24 1.25 1.34 1.48
Specific energy consumption (kwh/Tonne of coal 25.19 25.00 23.30 22.45 20.27 17.76
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Savings in Energy Bill ? Bill paid to A.P.
TRANSCO in 2001-01 Rs. 247.40 Crores? Bill
paid to A.P. TRANSCO in 2001-02 Rs. 224.85
Crores ? Savings in Energy Bill Rs. 22.55
Crores
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Reduction in Colony
consumption? Reduction in Domestic energy
consumption from April, 2002 to February, 2003
compared to Corresponding period in previous
year? In units 2.705 Crores? In
Rupees 11.336 Crores
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Average consumption per House Per month In
the year 1998-99 417 Units in the year
2002-03 217 Units Upto Feb 03
Reduction in Units 200 per House per month
Percentage Reduction 48 Total No. of
Houses 46656
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Activities taken up in SSCL for
Reduction in Energy Consumption Pole Mounted
Transformers PMTs installed. HT Cat. VI
Power for residential colonies arranged. Use
of 11 Watt, Compact Fluorescent Lamps
CFLs Use of Energy Efficient 36 Watt, 4ft,
Flurescent Tub Light FTL fittings with
Electronic ballast. Energy efficient ceiling
fans with electronic regulator 48 sweep, 50 W
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Contd.. LP Gas based water heaters in
place of electric water heaters. Transformer
Protection Devices TPDs installation. Automat
ic street light control switches. Under ground
roadway lighting with Light Emitting Diodes
LEDs (under trial). Open cast quarry and
dump yard lighting with modern efficient
lighting system.
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Contd Re-organisation and Retionalisation
of pumping layouts and pumps in
Mines. Variable Speed Drives for Underground
machinery Haulers, Conveyor drives and
Fans. Fibre Reinforced Plastic FRP runners
for mine ventilation fans (under trial).
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Contd Solar Power security Fence system
to Save on Flood Lighting, Fuel Costs Manpower
costs for Patrolling apart from safeguarding
company property. Fixing centralised control
switches for Offices and Guest Houses Replacing
copper chokes by electronic ballast for all
existing street light fittings.
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POLE MOUNDED TRANSFORMERS PMT for
Residential ColoniesIntroduced in the year
1998.Commissioned upto February 03
3538 Nos..Total Reduction in colony
consumptionfrom the year 1998-99 to 2002-03
12.38 Crore unit ProjectedSavi
ng in Energy Charges during the above period
_at_Rs. 4.19/unit average Rs. 51.87
Crores
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Compact Fluorescent Lamps
CFLS Cost of 11W CFL Rs. 150/-
each Guarantee period One
year. Expected life 4000-6000 burning
hours 3.3 to 5 Years Energy
savings/year 1.35 Crore units. Savings in
value/Year Rs. 4.86 Crores. Initial Cost
of CFLs Rs. 3.45 Crores for 2,30,000
CFLs Payback period 9 Months.
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Fluorescent Tube Light fittings with electronic
ballast FTLs Cost of 36W FTL
Rs. 411.42 each Guarantee period
One year for Tube light and 2 years for
electronic ballast. Energy savings/year
35.32 Lakh units. Savings in value/year
Rs. 1.27 Crores. Initial cost of FTLs
Rs. 3.78 Crores for 92,000 FTLs payback
period 3 Years.
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Energy Efficient Ceiling Fans with
Electronic Regulators. 1723 nos. of Old
identified fans in Offices which are consuming
high wattage were replaced by energy efficient
fans. Total cost of above fans Rs.
10.75 Lakhs _at_ Rs. 624/- per fan.
Expected Savings per year Rs. 6.62
Lakhs Payback period 1.6
Years. Proposed to replace old fans in all
company Quarters 51,000 nos. Cost of
new energy efficient fans Rs. 3.3
Crores Expected savings per year Rs.
1.1 Crores Payback period 3 Years.
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L.P. Gas based water Heaters? Total
no. of electric water heaters in use
1800 Nos.? Proposed to replace by Gas based
water heaters.? To avoid use of electrical
energy completely.? Cost of Gas geysers Cost
of gas / year Rs. 1.47 Crores?
Expected energy savings per year by
24.3 lakh units. replacing electrical
geysers.? Expected savings in Rupees
Rs. 0.87 Crores? Expected payback
period 1.7 Years.

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Transformer Protection Device TPD
for the 10 KVA Pole Mounted Transformers ? To
monitor daily units and monthly units for
individual quarters.? To safeguard the
transformer and for trouble free power
supply.? Expected total savings from all Houses
per year. In Units 7.16 Crore units. In
Value Rs. 25.83 Crores? Initial
investment1,745 Nos. 18.14 Crores.? Expected
payback period 11 Months.
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Automatic Control Switches for street
lighting, Yard lighting, Mine surface
lighting? Total Quantity proposed 380
Nos.? Total initial cost Rs. 40.84
Lakhs? Expected Savings / year Rs. 37.44
Lakhs? Payback period 1.1 Year
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Lighting system in Under Ground
Mine? Proposed to use Light Emitting Diode
LED based lights for Underground roadway
illumination. ? LED has got long service life
of eleven years.? Expected energy savings of
60 Approx..? For 54 Underground Mines and
minimum 100 Kms roadway lighting expected
savings are Rs. 51.6 Lakh per year.
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Illumination of Open Cast Mines Quarry
Lighting