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A single-effect evaporator is used to concentrate 60000 kg h-1 of a 40 wt % NaOH solution which is fed to the evaporator at 40°C. The concentrated liquid is a 55 wt % NaOH solution. Saturated steam at 3 atm is available for heating. The vapor space in the evaporator is at a pressure of 10 kPa. The overall heat transfer coefficient is 2000 W m-2 K-1. Determine:
a) The amount of vapor produced.
b) The area required for the evaporator. Include clearly values of relevant properties.
c) The economy.
Identify a major process equipment or operation in your work environment which has the highest risk and develop a detailed report on 1) process hazard analysis (PHA) and 2) HZOP to
Ask question #Minimum 100 words accepted.hardness of bore water is less than that of sea water-justify
Explain the process of extrusion In this process a round heated billet of metal placed in a container is forced out by a die in a press. This process is commonly used for manuf
how do you prepare and use preparatory thin layer chromatography plates
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Which one of the following statements is correct? You may wish to examine a molecular model of this compound. 1. Carbon D is an asymmetric center and its configuration is R 2
limitation of its
Q1 What is wrong with each of the following attempts to write an electron configuration? Justify your answer with suitable explanation. (a) 1s22s3 (b) 1s22s22p23s2 (c) 1s22s23s2 (d
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Activity to Learn The Handling Of Hazardous Chemicals: Use Of Fume Cupboard Previous you learn about the importance of fume cupboard and its usage. There are many chemicals whi
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