A pharmaceutical crystalline material containing 15% by weight H2O must be dried to 7% H2O in a recycle air dryer. The fresh air contains 0.01 kg H2O/kg dry air and the air leaving the dryer contains 0.1 kg H2O kg/kg dry air. The air entering the dryer contains 0.03 kg H2O/kg dry air. a) Draw a schematic diagram of the process. [2 marks] b) Calculate the weight of water removed and the weight of fresh air supplied per 10 kg of wet feed [4 marks] c) Calculate the weight of recycled air per 10 kg wet feed.

Report
Question

Please briefly explain why you feel this question should be reported.

Report
Cancel

solve

MathJax Example

Answer ( 1 )

  1. Please briefly explain why you feel this answer should be reported.

    Report
    Cancel

Leave an answer

Browse

By answering, you agree to the Terms of Service and Privacy Policy.