Energy Usage Table First WeekDevice nameDay 1Hours usedPowerWattEnergy=Watt x hoursDay2Hours usedPowerWattEnergyWatt x hoursDay 3Hours usedPowerWattEnergyWatt x hoursDay 4Hours usedPowerWattEnergyWatt x hoursDay 5Hours usedPowerWattEnergyWatt x hoursRemark(s)

Living room A/C182400 43200132400 31200132400312001424003360014240033600

Bed room A/C181500270001815002700017150025500181500270001815002700

Kitchen Exhaust fan625150625150625150625150625150

Bathroom Exhaust fan1020200102020010202001020

2001020200

Electric Iron224004800224004800224004800224004800224004800

Water Heater33333

Electric Bulb18500 (100W*5)900018500 (100W*5)900018500 (100W*5)900018500 (100W*5)900018500 (100W*5)9000

Rice Cooker312003600312003600312003600312006200312006200

Microwave2700140027001400270014002700140027001400

Electric Kettle118001800118001800118001800118001800118001800

Water Cooler184207560184207560184207560184207560184207560

Ceiling Fan385255385255385255385255385255

Suggesstions and actionsDaily usage of living room Air conditioner is reduced by four hours and use ceiling fan instead of that (85w).

Bed room Air conditioner is reduced by four hours and use ceiling fan instead of that (85w).

Exhaust fan in kitchen is suggested to switch off for 2 hours daily.

Exhaust fan in bathroom is suggested to switch off four hours from daily usage

Electric iron is reduced usage weekly by three hours

Water heater is reduced by three hours daily used hot water externally( by kettle)

Electrical bulb is suggested to replaced by energy saving bulbs

Gas cooker is used to heat foot instead for micro wave.

Energy Usage Table Second WeekDevice nameDay 1Hours usedPowerWattEnergy=Watt x hoursDay2Hours usedPowerWattEnergyWatt x hoursDay 3Hours usedPowerWattEnergyWatt x hoursDay 4Hours usedPowerWattEnergyWatt x hoursDay 5Hours usedPowerWattEnergyWatt x hoursRemark(s)

Living room A/C102400 2400102400 31200132400312001424003360014240033600

Bed room A/C121500180001215001800012150018000121500180001215001800

Kitchen Exhaust fan4251004100150625150625150625150

Bathroom Exhaust fan62020010200200102020010201020200

Electric Iron02240048000224004800022400480002240048000224004800

Water Heater0124024001240240012402400124024001240240

Electric Bulb18500 (100W*5)900018500 (100W*5)900018500 (100W*5)900018500 (100W*5)900018500 (100W*5)9000

Rice Cooker012001200120012001200

Microwave2700140027001400270014002700140027001400

Electric Kettle0

Water Cooler184207560184207560184207560184207560184207560

Ceiling Fan385255385255385255385255385255

ENERGY CONSERVATION

By : Pramudith Uttaraka LiyanageClass : 8B4

OBSERVATION AND CONCLUSION

FIRST WEEK ENERGY CONSUMPTION APPROXIMATELY = 4,80,000 WATT HOURS

SECOND WEEK ENERGY CONSUMPTION APPROXIMATELY = 3,27,000 WATT HOURS

ACCORDING TO THE ABOVE RESULTS THERE IS A DIFFERENCE OF 1,53,00 WATT HOURS OF ENERGY UNITSTHAT MEANS REDUCED BY ONE THIRD OF TOTAL CONSUMPTION.