NOTE ON POSSIBLE SAVINGS DUE TO HIGHER THERMAL EFFICIENCY

Parameter

Unit

TESPL Make Hot Air Generator. Efficiency 93% on NCV of fuel

OTHER make Hot Air Generator. Efficiency 88% on NCV of fuel

TESPL Make Steam Boiler with condensate return. Efficiency -96% on NCV of fuel

OTHER Make Steam Boiler with condensate return. Efficiency 88% on NCV of fuel

TESPL Make Steam Boiler without condensate return. Efficiency 96% on NCV of fuel

OTHER Make Steam Boiler without condensate return. Efficiency 88% on NCV of fuel

Spray Dryer Capacity

Tons/day

45

45

45

45

45

45

Rated Capacity of Hot Air Generator

L.Kcal/hr

25

25

25

25

25

25

Actual Heat Load for above drying capacity

L.Kcal/hr

21.6

21.6

21.6

21.6

21.6

21.6

Thermal Efficiency on NCV

%

93

88

96

88

96

88

Heat Input

L.Kcal/hr

23.24

24.56

22.51

24.56

22.51

24.56

Heat losses during Transmission

%

1

1

5

5

5

5

Steam Required at 17.5kg/cm2(g)

kg/hr

-

-

0

0

0

0

Fuel

F.O.

F.O.

F.O.

F.O.

F.O.

F.O.

Net Calorific Value.

Kcal/kg

9710

9710

9710

9710

9710

9710

Fuel Consumption.

Kg/hr

241.69

255.42

318.59

379.15

351.66

418.51

Specific Gravity of Fuel

0.95

0.95

0.95

0.95

0.95

0.95

Fuel Consumption.

lit/hr

254.41

268.86

335.36

399.10

370.17

440.53

Fuel Savings due to TESPL make Hot Air Generator.

lit/hr

-

14.45

80.95

144.70

115.76

186.13

Cost of Fuel

Rs/Lit

6.83

6.83

6.83

6.83

6.83

6.83

Annual Working Hours

8000

8000

8000

8000

8000

8000

Savings in the cost of fuel due to TESPL Make Hot Air Generator

Rs/hr

98.73

552.89

988.27

790.66

1271.24

Rs in Lac/year

7.90

44.23

79.06

63.25

101.70

Cost of Fuel for 1Ton of milk powder

Rs/Ton

927

979

1222

1454

1348

1605

Savings per Ton of milk powder due to TESPL make H.A.G.

Rs/Ton

52.65

294.87

527.08

421.68

677.99

Note : Transmission losses include losses due to condensation in pipelines, leakage through flanges & valve seats, heat loss through open flanges & valves, steam trap losses etc.