Engineering, 30.08.2019 18:20 bayloann3928
Ashell and tube heat exchanger with one shell pass and two tube passes is to be designed to heat 50,000 lbm/hr of water from 180 f to 210 f. the heating is done by condensing dry saturated steam at 50 psi and 281 f in the shell. there are thirty 1 in. od tubes in each tube pass, and the overall heat transfer coefficient u is 450 btu/hr-sq ft f. whatâs the length of the tubes required for the hear exchanger?
Answers: 1
Engineering, 03.07.2019 14:10
Amass of 1.5 kg of air at 120 kpa and 24°c is contained in a gas-tight, frictionless piston-cylinder device. the air is now compressed to a final pressure of 720 kpa. during the process, heat is transferred from the air such that the temperature inside the cylinder remains constant. calculate the boundary work input during this process.
Answers: 2
Engineering, 03.07.2019 15:10
Heat is added to a piston-cylinder device filled with 2 kg of air to raise its temperature 400 c from an initial temperature of t1 27 cand pressure of pi 1 mpa. the process is isobaric process. find a)-the final pressure p2 b)-the heat transfer to the air.
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Engineering, 04.07.2019 18:10
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Engineering, 04.07.2019 18:10
Journeyman training is usually related (clo2) a)-to specific tasks b)-to cost analysis of maintenance task c)-to control process to ensure quality d)-to installation of machinery
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Ashell and tube heat exchanger with one shell pass and two tube passes is to be designed to heat 50,...
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