For a water cooled ammonia condenser find the heat extracted if con- denser surface area 3...

Transcribed Image Text:

For a water cooled ammonia condenser find the heat extracted if con- denser surface area 3 m², steel tube thickness 3 mm, condenser temperature 25°C, average water temperature 18°C, overall coeffi- cient of heat transfer for ammonia 6000 and for water 4000 W/m².°C, thickness of oil layer on ammonia side 0.1 mm and thickness of scale on water side 0.5 mm, thermal conductivity for oil 0.14 and for scale 2 W/m².°C. For a water cooled ammonia condenser find the heat extracted if con- denser surface area 3 m², steel tube thickness 3 mm, condenser temperature 25°C, average water temperature 18°C, overall coeffi- cient of heat transfer for ammonia 6000 and for water 4000 W/m².°C, thickness of oil layer on ammonia side 0.1 mm and thickness of scale on water side 0.5 mm, thermal conductivity for oil 0.14 and for scale 2 W/m².°C.

Answer rating: 100% (QA)

To find the heat extracted in the given scenario we will use the formula for heat transfer in a conduction system Q U A dT Where Q Heat transferred in ... View the full answer