An evaporator concentrates the F kg / h feed containing 20 wt% NaOH at 311 K to the product containing 50 wt% NaOH. The temperature of the saturated water vapor used for heating is 399.3 K. Absolute pressure in the separator part of the evaporator is 13.3 kPa. The overall heat transfer coefficient is 1420 W / m2.K and the area is 86.4 m2. Calculate the feed rate F to the evaporator.

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Q: piece of beef steak 7 cm thick will be frozen in the freezer room -35 ° C. This product has a…

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Q: 10 cm thick beef steak will be frozen in the freezer room -25 degrees Celsius. This product has a…

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Q: Use the on-line psychrometric chart (link in this module) to help solve this problem. The surface…

A: Given data: Surface temperature of the steel duct = 18 0C Dry bulb temperature of the surrounding…

Q: Air at a dry ball temperature of 85° C and 5% RH is passed over the cooling coil so that the air dry…

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Q: Calculate AS when two iron blocks, each of mass 1.00 kg, one at 200 K and the other at 25 K, are…

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Q: A student from a university wants to learn crystallization using a Swenson- Walker crystallizer. The…

A: Given, TH1=TH2=300K TC1=61 F=289.261, TC2=294.261 ∆T1=TH1-TC1=10.739 K∆T2=TH2-TC2=5.739 K m1=0.6124…

Q: Estimate the thermal conductivity of the Meat at 35 ° C. (Water content = 75.0% wet basis). Thermal…

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Q: A dairy product having a moisture content of 75% is to be frozen in a blast freezer where convective…

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Q: A glass container with an insulating cover with a surface area of (R + 160) cm2 and (R+11) mm thick…

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Q: A piece of beef steak 5 cm thick will be frozen in the freezer room -25 ° C. This product has a…

A: Given: Thickness of the beef steak, a = 5 cm = 0.05 m Freezer room temperature, Ta = -25°C = 248 K…

Q: A 7 cm-thick beef steak is being frozen in a -40°C room. The product has 73% moisture content,…

A: Freezing time using plank's constant is given by; tF={ρF Lf/TF-Ta} {[P' a/h] + [ R' a2/k]}where; ρF…

Q: A piece of beef steak 5 cm thick will be frozen in the freezer room -30 ° C. This product has a…

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Q: 5. thick-walled tube of aluminum (k = 237 W/m °C) with 0.2m inner d 0.3m outer diameter (OD) is…

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Q: 2. A piece of beef steak 10 cm thick will be frozen in the freezer room -25 ° C. This product has a…

A: Thickness of the food product,a=10 cm=10100 m=0.1 m  Freezer temperature, Ta =-25°C=(273-25) K=248 K…

Q: A rectangular block of material 4 (k, -24 W/m °C), 0.1 m thick, is sandwiched between two walls of…

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Q: (a) Assume that there is a negligible thermal gradient in the wall of the container (dT/dr is…

A: Consider a spherical conatiner is used to store reacting chemicals, whichresults in a uniform heat…

Q: 2. Determine the heat necessary to obtain 65% vaporization in the intake manifold for an outside…

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Q: Calculate the heat transfer rate per unit area of ​​a concrete wall with a thickness of 400 mm at a…

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Q: Problem 1. A copper slab of thickness 2mm is coated with lead of thickness 1mm on one side. Lead…

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Q: From the figure below, determine the total rate of heat transfer, q, in BTU per hour. The values of…

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Q: Problem 4. A mixture of copper (A) and calcite (B) solid particles are separated by hydraulic…

A: Assumption: Stoke's law is valid i.e. Flow is laminar and Re < 1; Given:              ρA = 555.6…

Q: 15 cm diameter with a density of 6000kg / m3 and specific heat of 600J / kg. ° C A stainless steel…

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Q: A semi-infinite solid is initially at a temperature of 0°C. The surface is suddenly exposed to the…

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Q: A 10 cm thick piece of beef steak will be frozen in the freezer room -40 ° C. This product has a…

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Q: Estimate the thermal conductivity of tomato juice at 35 ° C. (Water content = 87.0% wet basis).…

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Q: In a condenser, saturated vapor condenses at a temperature of 363 K at atmospheric pressure. The…

A: Note: Since we are entitled to answer only 3 subparts, we’ll answer the first three. Please resubmit…

Distillation

Distillation is a process/technique to separate more volatile components from less volatile components using the principle of relative volatility. In chemical engineering, distillation is one of the most common and important topics that is involved in almost every industry and process.