ESTIMATION OF INSTALLED COSTS I A Method: Cost correlations based on dominant equipment size parameters E Heat exchangers-heat transfer area a E Pressure vessels-diameter d and height h E Compressors-boiler horsepower (BHP) ◆ Base case: E Carbon steel materials of construction E Low pressure(<150 Ps! in general) E Standard design type x Heat exchangers-floating head a Pressure vessels- vertical fabrication 10/21/99 Engineering economics 310/21/99 Engineering Economics 3 7 ESTIMATION OF INSTALLED COSTS I t Method: Cost correlations based on dominant equipment size parameters ð Heat exchangers - heat transfer area A ð Pressure vessels - diameter D and height H ð Compressors - boiler horsepower (BHP) t Base Case: ð Carbon steel materials of construction ð Low pressure (< 150 PSI in general) ð Standard design type X Heat exchangers - floating head X Pressure vessels - vertical fabrication