Engineering, 24.07.2021 14:00, ptrlvn01

a boiler delivers 5400kg of steam per hour at a pressure of 750KN/m^2 and with a dryness fraction of 0.98.The feedwater of the boiler is at a temoerature of 41.5 °c . The coal used for firing the boiler haas a calorific value of 31000KJ/kg and is used at the rate of 670Kg/hr. Determine the thermal efficiency of the boiler and the equivalent evaporation F and A 100 °c .

Answers: 3

Show answers

Other questions on the subject: Engineering

Engineering, 04.07.2019 18:10, danksans7011

The mass flow rate of the fluid remains constant in all steady flow process. a)- true b)- false

Answers: 1

continue

Engineering, 04.07.2019 18:10, 19deleonl

Coiled springs ought to be very strong and stiff. si3n4 is a strong, stiff material. would you select this material for a spring? explain.

Answers: 2

continue

Engineering, 04.07.2019 18:10, katelynn73

Atmospheric air has a temperature (dry bulb) of 80° f and a wet bulb temperature of 60° f when the barometric pressure is 14.696 psia. determine the specific humidity, grains/lb dry air. a. 11.4 c. 55.8 d. 22.5 b. 44.1

Answers: 1

continue

Engineering, 04.07.2019 18:20, 1230bering

Select any two (2) areas of applications of chain-drive. (clo4) a)-permanent lubrication necessary b)-hydraulic forklift truck operation c)-rigging and heavy moving materials d)-relatively high maintenance costs e)-costlier than belt drives

Answers: 2

continue

Do you know the correct answer?

a boiler delivers 5400kg of steam per hour at a pressure of 750KN/m^2 and with a dryness fraction of...