換熱器.xls

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Client: KUWAIT OIL CO. PROCESS SPECIFICATION Site: WEST KUWAIT HEAT EXCHANGER Unit: GC28 DOCUMENT No. : GC28 -SPP -E - 1505 Rev. 3 Page 1 of 8 CPECC ITEM NO.: 28-E-1505 / 2505 TYPE: AKU TEMA CLASS R SERVICE: HP COMPRESS0R TRIM COOLER (AVERAGE CASE) (1) 1 DUTY /UNIT: 1.713 MMkCal/hr ( 6.797 MMBTU/hr) OPERATION: SUMMER CASE WITHOUT GAS BACK FLOW (1) NO. OF UNITS: TWO FLUID : SHELL SIDE: REFRIGERANT ( 3 ) TUBE SIDE: WET GAS ( 4 ) SHELL SIDE TUBE SIDE 1 TOTAL FLOW RATE /UNIT kg/hr (lb/hr) 24084(53105) 90083(198633) INLET OUTLET INLET OUTLET VAPOR HC (2) kg/hr (lb/hr) 2716(5989) 23802(52483) 82585(182100) 63151(139248) A H20 kg/hr (lb/hr) 178(392) 63(139) T NONCONDENSABLES kg/hr (lb/hr) A D LIQUID HC kg/hr (lb/hr) 21368(47116) 282(622) 7042(15528) 26478(58384) H20 kg/hr (lb/hr) 278(613) 391(862) S S OPERATING TEMPERATURE oC (oF) 35.3(95.5) 36(96.8) 57.8(136) 40(107) 1 E OPERATING PRESSURE kg/cm2 g (psig) 2.97(42.23) 2.97(42.23) 68.26(970.66) 67.75(963.41) C DESIGN TEMPERATURE oC (oF) 100 ( 212 ) 180 ( 356 ) O DESIGN PRESSURE kg/cm2 g (psig) 13.3 (188.6 ) 76.5 (1087.8 ) R ALLOWABLE PRESSURE DROP kg/cm2 (psi) NEGLIGIBLE 0.51 (7.25 ) P VACUUM RATING kg/cm2 a (psia) FOULING FACTOR m2.hr.0C/kCal(ft2.hr.0F/BTU) 0.00023 (0.00114 ) 0.00023 ( 0.00114 ) FLEXIBILITY % 10 TO 115 10 TO 115 INLET OUTLET INLET OUTLET LIQUID 1 S SPECIFIC GRAVITY 60/60 0.5747 0.5761 0.5273 0.4913 C SPECIFIC GRAVITY AT OPER. TEMP. 0.5501 0.5507 0.4162 0.4256 I VISCOSITY AT OPER. TEMP. cP (cP) 0.1504(0.1504) 0.1493(0.1493) 0.0784(0.0784) 0.0762(0.0762) T SPECIFIC HEAT kCal/kg.oC (BTU/lb.oF) 0.5985(0.5985) 0.5997(0.5997) 0.7899(0.7899) 0.7632(0.7632) S THERMAL COND. kCal/m.hr.oC(BTU/ft.hr.oF) 0.0743(0.0499) 0.0746(0.0501) 0.0628(0.0422) 0.067(0.045) I ENTHALPY MMkCal/hr (MMBTU/hr) -0.0584(-0.2317) -0.0006(-0.0024) 0.0815(0.3234) 0.330(1.3095) R POUR POINT oC (oF) E T INLET OUTLET INLET OUTLET C VAPOR A MOLECULAR WEIGHT kg / kgmol(lb /lbmol) 58.12(58.12) 58.12(58.12) 29.29(29.29) 27.16(27.16) R DENSITY AT OPER. TEMP. kg/m3 (lb/ft3) 9.8654(0.6156) 9.8131(0.6123) 105.85(6.605) 102.99(6.427) A VISCOSITY AT OPER. TEMP. cP (cP) 0.0078(0.0078) 0.0078(0.0078) 0.0159(0.0159) 0.0153(0.0153) H SPECIFIC HEAT kCal/kg.oC (BTU/lb.oF) 0.4296(0.4296) 0.4305(0.4305) 0.6776(0.6776) 0.6798(0.6798) C THERMAL COND. kCal/m.hr.oC(BTU/ft.hr.oF) 0.0145(0.0097) 0.0146(0.0098) 0.0322(0.0216) 0.0314(0.0211) 1 ENTHALPY MMkCal/hr (MMBTU/hr) 0.210(0.8333) 1.8649(7.400) 7.1313(28.297) 5.1698(20.5137) LATENT HEAT MMkCal/hr (MMBTU/hr) PARTICULAR PROPERTIES OF FLUID SHELL SIDE: TUBE SIDE: CONSTRUCTION MATERIAL: CS + NACE CONSTRUCTION CODE: ASME SECT VIII,DIV1 SHELL: TUBES: MAX. LENGTH: MAX. DIAMETER CORROSION ALLOWANCE: 3mm CORROSION ALLOWANCE: 3mm MATERIAL: SHELL: CS MATERIAL: TUBES: CS +NACE ( 4 ) SHELL COVER: TUBULAR SHEET: CS +NACE FLOATING BOTTOM: CHANNEL COVER: CS+NACE DOUBLE PIPE ALLOWED: NO MULTITUBES ALLOWED: PROCESS LINES DIAMETER: SHELLD SIDE: INLET: 6“ OUTLET: 6“ TUBE SIDE: INLET: 12“ OUTLET: 12“ 1 NOTE: 1. TRIM COOLER IS BY PASSED IN WINTER. THE SUMMER CONTROLLING CASE WITH GAS BACK FLOW IS THE CONSIDERED CASE WHICH IS BASED ON BACK UP CALCULATION OF THE AREA REQUIREMENT. 2. TWO OUTLETS FOR VAPOR. 3 3. REFRIGERANT IS ASSUMED TO BE A MIXTURE OF 50% iC4 AND 50% nC4. 4. SOUR SERVICE (GAS CONTAINS H2S ( MAXI. 5% VOL ), CO2 AND H2O ). 5. A BOOT FOR LUBE OIL DRAINING TO BE PROVIDED. 1 6. OPERATING FLOWRATE AND HEAT DUTY ARE AT 97.75% OF THE DATA AS SHOWN.