14-08-2013, 04:21 PM
ENERGY AUDITING ON BOILERS
ENERGY AUDITING .pptx (Size: 47.34 KB / Downloads: 36)
BOILERS
Vessel that heats water to become hot water or steam
At atmospheric pressure water volume increases 1,600 times
Hot water or steam used to transfer heat to a process
WHAT IS ENERGY AUDITING ON BOILERS
ENERGY AUDIT IS A SURVEY. IT IDENTIFIES
WHERE ENERGY USE IN A PLANT
ENERGY SAVING OPPERTUNITIES
PURPOSE OF ENERGY AUDIT
PROVIDES INFORMATION ON DISTRIBUTION OF ENERGY USAGE ON BOILERS.
WE CAN CALCULATE THE ENERGY LOST AND INCREASE EFFICIENCY OF THE BOILERS .
IT IS A SYSTEMATIC SEARCH FOR ENERGY CONSERVATION OPPERTUNITIES.
WALKTHROUGH
VISIT THE PLANT
BOILER IS OBSERVED.
HISTORICAL DATA OF BOILER IS COLLECTED.
TYPES OF LOSSES IN A BOILER
DRY FLUE GAS LOSS
EVAPORATION OF WATER DUE TO HYDROGEN INFUEL
MOISTURE PRESENT IN FUEL
MOISTURE PRESENT IN AIR
INCOMPLETE COMBUSTION
RADIATION AND CONVECTION LOSSES
LOSS DUE TO UNBURNED FLY ASH.
LOSS DUE TO UNBURNED BOTTOM ASH.