1. increases steam pressure
2. increases steam flow
3. decreases fuel consumption
4. decreases steam pressure
decreases fuel consumption
1. 21%
2. 23%
3. 30%
4. 40%
21\%
1. 21%
2. 23%
3. 30%
4. 40%
23\%
1. has high heating value
2. retards electric precipitation
3. promotes complete combustion
4. has highly corrosive effect
has highly corrosive effect
1. keep the burner tips cool
2. aid in proper combustion
3. cause sputtering, possibly extinguishing flame
4. clean the nozzles
cause sputtering, possibly extinguishing flame
1. prevent the bulging of flat surfaces
2. avoid explosion in furnace
3. prevent leakage of hot flue gases
4. support furnace freely from top
prevent the bulging of flat surfaces
1. heating the oil in the settling tanks
2. cooling the oil in the settling tanks
3. burning the oil
4. suspension
heating the oil in the settling tanks
1. lowest temperature at which oil will flow under set condition
2. storage temperature
3. temperature at which fuel is pumped through burners
4. temperature at which oil is transported
lowest temperature at which oil will flow under set condition
1. provide air around burners for obtaining optimum combustion
2. transport and dry the coal
3. convert CO(formed in lower zone of furnace) into C02 at higher zone
4. air delivered by induced draft fan
provide air around burners for obtaining optimum combustion
1. the content of sulfur
2. the content of ash and heating value
3. the proximate analysis
4. the exact analysis
the proximate analysis