Separations+Homework+_2

2 a singleeffect evaporator concentrates 7000 kgh of

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: ny boiling‐point rise if present. Calculate the feed rate of tomato juice to the evaporator. 2. A single‐effect evaporator concentrates 7,000 kg/h of a solution containing 10 wt% NaOH and 1.5 wt% sand entering at 40 ºC to a final concentration of 50 wt% NaOH. The pressure of saturated steam used is 198.5 kPa and the pressure in the vapor space of the evaporator is 12.35 kPa. The overall heat transfer coefficient is 1700 W/m2.K. Calculate the steam used. Assume that the sand is passing through, i.e., it is not building up in the system. Ignore any effect the sand may have...
View Full Document

This homework help was uploaded on 03/12/2014 for the course ECH 4403 taught by Professor Johns during the Spring '09 term at University of Florida.

Ask a homework question - tutors are online