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                       344                       Applied Process Design for Chemical and Petrochemical Plants








































                       Figure 11-38. Condenser duty for two-stage propylene refrigeration system. (Excerpted by special permission: Mehra, Y. R. Chemical Engi-
                       neering, Jan 15, 1979. ©McGraw-Hill, Inc., New York. All rights reserved.)


































                       Figure 11-39. Gas horsepower for single-stage ethane refrigeration  Figure 11-40. Condenser duty for single-stage ethane refrigeration
                       system. (Excerpted by special permission: Mehra, Y. R.  Chemical  system. (Excerpted by special permission: Mehra, Y. R.  Chemical
                       Engineering, Feb. 12, 1979. ©McGraw-Hill, Inc., New York. All rights  Engineering, Feb. 12, 1979. ©McGraw-Hill, Inc., New York. All rights
                       reserved.)                                            reserved.)
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