centrifugal cracked gas hydrocarbon 2-section compressor 1st section: inlet conditions, capacity 181,224 lbs/hr, pressure 102 psia, temp 95 deg F, compressability .968, flow rate at suction condition 6618 cfm, molecular weight 25.79. Discharge conditions, pressure 231.8 psia, 199 deg F temp, compressability .962. Section 2: inlet conditions, capacity 188118 lbs/hr, pressure 205 psia, temp 93 deg F, compressability .938, flow rate at suction condition 3378 cu ft/min, molecular weight 25.33. Discharge conditions, pressure 524 psia, temp 226 deg F, compressability .932. Speed 9819, duty BHP 7590, driver BHP 8360, design pressure 650 psig, design temp 350 deg F. (Compressor only).