Gonzalez, Ronalds. Evaporator V.3 - GRADED

Gonzalez, Ronalds. Evaporator V.3 - GRADED - Cell color...

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Unformatted text preview: Cell color indication Calculation cell, can not be modified Input cell, data may changed Report cell, can not modified Report cell, can not modified Instructions The spreadsheet How use it This spreadsheet simulate the performance of a 3 effect eva flowgram shown in each sceneario present values of eva temperature, steam into the effects , fresh steam, cp, Q a variables. The values inserted in the flowgram allow users uderstand the process step by step, in the mean time that p mass balance of the process The user may change the initial values of temperature and p in the flow, then in the summary page it is compared the cur for a better analyisis. aporator, the aporation, and other s to easily present teh ercent of solids rrent scenarios Steam in Effect 1 29,277.6 lb/hr 7.7 in atm 113.9 in psia Ts 305.3 948.1 Flow 80,162 Lb/hr T 259 F % Solids 0.3 solids Solids 23,200 Lb solids/hr Pressure 7.747 atm PC 218.17 X 204.47 TK 442.80 A1 3.24 B1 5.86826.E-03 C1 1.170238E-08 D1 2.187846E-03 Bpr Tb Q Flow T % Solids Solids Effect 1 Evaporat Sim Condensation lb/hr 29,278 Pressure PC X TK A1 B1 C1 D1 Steam in Effect 2 30,149.4 lb/hr 3.7 in atm 53.8 in psia Ts 253.6 920.7 5.5 F 259.1 F 27,757,361 110,312 Lb/hr 219 F 0.2 solids 23,200 Lb solids/hr Effect 2 tor Efficiency ulation Condensation lb/hr 3.657 atm 218.17 233.23 414.04 3.24 5.86826.E-03 1.170238E-08 2.187846E-03 Material balance Steam in Effect 3 26,188.2 lb/hr 1.9 in atm 28.5 in psia Ts 215.3 947.3 Bpr 3.6 F Tb 218.9 F Q 27,757,361 Flow 136,500 Lb/hr T 194.6 F % Solids 17.00% solids Solids 23,200 Lb solids/hr 2 30,149 Pressure 1.935 atm PC 218.17 X 254.50 TK 392.77 A1 3.24 B1 5.86826.E-03 C1 1.170238E-08 D1 2.187846E-03 Material bance Effect 3 Material bance Effect 2 In 160,000 In 136,500 Evaporated 23,500 Evaporated 26,188 To next effect 136,500 To next effect 110,312 Bpr 2.8 Tb 194.6 Q 24,808,977 Input data Flow T % Solids Solids Effect 3 Condensation lb/hr 26,188 Material bance Effect 1 In 110,312 Evaporated 30,149 To next effect 80,162 Input data 23,500 lb/hr 19.3 in Hg vacuum 9.72 in psia 191.9 F 982.9 F F 160,000 Lb/hr 183 F 0.15 solids 23,200 Lb solids T 1 = WBL U A Cp Liquor in lb/hr Liquor temp. in F Effect pressure, psia Sat'd effect temp, F BPR, F etc Steam economy Capacity Effect 1 Effect 2 Effect 3 150.00 200.00 300.00 4,000.00 4,000.00 4,000.00 0.85 0.89 0.92 110,312 136,500 160,000 218.89 194.62 183.00 53.75 28.45 9.72 253.6 215.3 191.9 5.50 3.60 2.76 2.7 79,837.6 Constants a b c d e f g Effect 1 U 150 A 4000 cp 0.85 Heat Vap., Btu/Lb Temperature, F 0.01-0.18-1.3 3.84-8.21 11.48-16.38 31.13-4.30430E-05 8.76297E-05 1045.81 86.59 Effect 2 Effect 3 200 300 4000 4000 0.89 0.92 Steam in Effect 1 #DIV/0! lb/hr #DIV/0! in atm #DIV/0! in psia Ts #DIV/0!...
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This note was uploaded on 02/07/2011 for the course PSE 417 taught by Professor Kirkman during the Fall '10 term at N.C. State.

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Gonzalez, Ronalds. Evaporator V.3 - GRADED - Cell color...

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