CONTINUOUS STEADY-STATE (Continuous Steady State) ◆ WHEN USED E Large scale production(50-1000 MM Kgly E Mostly for vapor/liquid processes ◆ADⅤ ANTAGES E Low cost of production through economy of scale E Allows on-site support infrastructure ◆ DISADⅤ NTAGES E Large plant s often located in environmentally sensitive areas E Require storage and transportation of hazardous chemicals E large on-site inventories of hazardous materials E Emissions control a problem 1/31/99 Choice of Process Type1/31/99 Choice of Process Type 3 CONTINUOUS STEADY-STATE (Continuous Steady State) uWHEN USED ð Large scale production (50 - 1000 MM Kg/yr) ð Mostly for vapor/liquid processes uADVANTAGES ð Low cost of production through economy of scale ð Allows on-site support infrastructure uDISADVANTAGES ð Large plant s often located in environmentally sensitive areas ð Require storage and transportation of hazardous chemicals ð Large on-site inventories of hazardous materials ð Emissions control a problem