wwwpidesigncouk Equilibrium Flash Process Applications John E Edwards PampI Design Ltd CHEMCAD User Meeting Berlin September 2015 CRYOGENIC BATCH REACTOR OPTIMISATION John E Edwards Process Simulation Engineer PampI Design Ltd ID: 764457
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www.pidesign.co.uk Equilibrium Flash Process Applications John E Edwards P&I Design Ltd CHEMCAD User Meeting Berlin, September 2015
CRYOGENIC BATCH REACTOR OPTIMISATION John E. Edwards Process Simulation Engineer, P&I Design Ltd www.chemcad.co.uk www.chemstations.net EQUILIBRIUM FLASH REVIEW www.chemstations.com CHEMCAD Simulation Equilibrium Flash Processes
S CRYOGENIC BATCH REACTOR OPTIMISATION www.chemcad.co.uk www.chemstations.net FLASH PROCESS OPERATIONS www.chemstations.com Wide Application for Simple Mass and Energy Balances Distillation Single Ideal Stage Multistage Distillation Cascade - Ideal Multistage Distillation Cascade - Non ideal Heterogeneous Azeotrope distillation Evaporation Multiple effect Evaporator Evaporative Air Cooler Solids Drying Extraction Liquid liquid single stage and cascades Absorption & Stripping Gas Absorption Gas Stripping Kremser Cascade CO 2 Absorption Dew Point Calculator
CRYOGENIC BATCH REACTOR OPTIMISATION www.chemcad.co.uk www.chemstations.net FLASH UNITOP MODES www.chemstations.com Mode Temp Press F/V Heat Applications 0 Inlet Inlet Calc Calc V/L/S Ideal Flash, Distillation, Extraction V/L/L/S Three Phase Separation 1 Calc Select Select Calc Steam Flow Calculator 2 Select Select Calc Calc Condensation, Drying, Utility Flow Calculator 3 Select Calc Calc Select Reboiler Duty, Evaporation 4 Select Calc Select Calc Distillation Column Boil-up Control 5 Calc Select Calc Select Reboiler Duty, Evaporation 6 Select Calc Isentropic Flash 7 Select Calc Isentropic Flash 8 Calc Select Water Dew Point T H 2 O/HC 9 Select Calc Water Dew Point T H 2 O
CRYOGENIC BATCH REACTOR OPTIMISATION www.chemcad.co.uk www.chemstations.net EQUILIBRIUM FLASH CASES www.chemstations.com Case Applications 2.01 Single Stage Distillation 2.02 Multistage Distillation Cascade - Ideal 2.02A Multistage Distillation Cascade – Non ideal 2.03 Heterogeneous Azeotropic Distillation 2.04 Evaporative Air Cooler 2.05 Liquid – Liquid Extraction 2.06 Solids Drying 2.07 Multiple Effect Evaporator 2.08 CO 2 Absorption – Kremser Cascade 2.09 Dew Point Calculator 2.10 Air Stripping Trichloroethylene from Water 2.11 Ammonia Gas Scrubbing
CRYOGENIC BATCH REACTOR OPTIMISATION www.chemcad.co.uk www.chemstations.net SINGLE STAGE DISTILLATION www.chemstations.com
CRYOGENIC BATCH REACTOR OPTIMISATION www.chemcad.co.uk www.chemstations.net MULTISTAGE DISTILLATION www.chemstations.com
CRYOGENIC BATCH REACTOR OPTIMISATION www.chemcad.co.uk www.chemstations.net EVAPORATIVE COOLING www.chemstations.com
CRYOGENIC BATCH REACTOR OPTIMISATION www.chemcad.co.uk www.chemstations.net MULTIPLE EFFECT EVAPORATOR www.chemstations.com
CRYOGENIC BATCH REACTOR OPTIMISATION www.chemcad.co.uk www.chemstations.net SOLVENT EXTRACTION www.chemstations.com
S CRYOGENIC BATCH REACTOR OPTIMISATION www.chemcad.co.uk www.chemstations.net FLASH PHASE SEPARATION www.chemstations.com
CRYOGENIC BATCH REACTOR OPTIMISATION www.chemcad.co.uk www.chemstations.net CONCLUSIONS www.chemstations.com EQUILIBRIUM FLASH Powerful tool for studying all V/L/L/S equilibrium processes Rapid understanding of process mass and heat balances Simple flowsheet preparation Reports to Excel allowing data manipulation and graphing Applicable to a wide range of process activities Aids initial design development