TIC The textbook saturated steam table (A.2-9a) has errors in vapor pressure between 95C-110C. Revise the textbook table using the following data. pset[kPa] 95 84.6 100 101.4 105 120.9 110 143.4 The following graph is H-x diagram for NaOH aqueous solution in Si unit, which can be used in 02. 1200 wym 1100 1000 8 300 800 700 Conds 500 400 300 200 100 10 20 30 60 40 50 NaOH (%)
Q1: 1.5pts) Calculate the unknown process variables for the following single-effect evaporator (Assume that the feed and the product are dilute) F2=3000kg/h V=?kg/h, Yv1=0, Hv=? vapor T, X1=0.04 NaOH to condenser TE=40C 120.9kPa h=? feed, TF P heat-exchange tubes 7 S,=? Ts=? Ps:=232.1kPa steam, T's Su, Tsy, hs=? Hs=? condensate T. concentrated product L=7kg/h, xu=0.08, hu=? a) Calculate ha (kJ/kg) using Cp=4.14kJ/kgk with T=0.010. b) Calculate L, and V c) Use the textbook saturated steam table (A2-9a) to find Hy and hu. d) Use the textbook saturated steam table (A2-9a) to find Ts, Hs. and hs. e) Calculate the steam mass flow rate, S. (kg/h). f) Calculate the energy rate, q. (kW). 6) U1=1500 W/m²K, Calculate the heat exchanger size A: (m)
TIC The textbook saturated steam table (A.2-9a) has errors in vapor pressure between 95C-110C. Revise the textbook table
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TIC The textbook saturated steam table (A.2-9a) has errors in vapor pressure between 95C-110C. Revise the textbook table
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