After-cooler H-303 Post-Compressor Knock-Out S-303
4.72 After-cooler H-303
Fungsi : mendinginkan aliran keluar dari S-302D sampai dengan 43,333 o C a. Entalpi aliran 25, H 25 pada 60 o C = 90230032,459 kJ Aliran 25 adalah aliran keluar dari H-302E b. Menghitung entalpi aliran 26, H 26 pada 43,3333 o C Aliran 26 adalah aliran 25 yang telah didinginkan. T 1 = 60 o C = 333,150 K T 2 = 43,333 o C = 316,483 K Komponen m kg n mol CpdT, kJmol ∑H i kJ H 2 4121,372 2044331,534 28,937 59157479,503 CO 2 14,735 334,815 37,969 12712,697 CO 16267,562 580758,287 29,192 16953526,510 H 2 O 671,863 37294,444 33,795 1260350,857 CH 4 5209,523 324724,537 36,588 11881160,145 C 2 H 4 200,447 7145,092 45,557 325509,945 C 2 H 6 40,018 1330,844 55,105 73335,513 C 3 H 8 30,328 687,767 77,833 53530,715 C 3 H 6 45,580 1083,155 67,017 72590,306 C 4 H 10 1,101 18,946 103,149 1954,283 C 4 H 8 1,111 19,803 90,266 1787,528 H 26 89793938,003 c. Menghitung beban Cooler H-303 Q H-303 Universitas Sumatera Utara Q H-303 = H 26 - H 25 = -436094,456 kJ d. Menghitung kebutuhan air pendingin Cooler H-303 Q H-303 Suhu Air pendingin masuk, T 1 = 32,222 o C = 305,372 K Suhu Air pendingin keluar, T 2 = 43,333 o C = 316,483 K ∫ 483 , 316 372 , 305 CpdT = 0,835188 kJmol Maka jumlah air pendingin yang dibutuhkan adalah : N air = 1000 1 Q 483 , 316 372 , 305 303 H × ∫ − CpdT kmol = 1000 1 0,835188 436094,456 × = 522,151 kmol F air = Air Air BM N × = 522,151 × 18,015 = 9406,604 kg Tabel LB-32 Neraca Energi pada after-cooler H-303 Komponen Masuk kJ Keluar kJ H 25 H 26 H 2 59250289,635 59157479,503 CO 2 12949,718 12712,697 CO 16965537,519 16953526,510 H 2 O 1265100,980 1260350,857 CH 4 12185978,272 11881160,145 C 2 H 4 338360,211 325509,945 C 2 H 6 76347,581 73335,513 C 3 H 8 55976,705 53530,715 C 3 H 6 75589,867 72590,306 C 4 H 10 2035,883 1954,283 C 4 H 8 1866,088 1787,528 Jumlah 90230032,459 89793938,003 Sub total 90230032,459 89793938,003 Q -436094,456 Total 89793938,003 89793938,003 Universitas Sumatera Utara 26 27 28 S-3034.73 Post-Compressor Knock-Out S-303
Fungsi : memisahkan dua aliran fasa sebelum masuk ke steam reformer a. Entalpi aliran umpan dari H-303, H 26 , pada 60 o C = 89793938,003 kJ b. Menghitung entalpi aliran top S-303, H 27 , pada T = 43,333 o C = 316,483 K Komponen m kg n mol Cp, kJmol ∑H i kJ H 2 4119,368 2043337,352 28,937 59128710,537 CO 2 14,725 334,586 37,969 12704,028 CO 16254,565 580294,267 29,192 16939980,820 H 2 O 143,682 7975,632 33,795 269533,302 CH 4 5203,912 324374,800 36,588 11868363,796 C 2 H 4 199,657 7116,936 45,557 324227,257 C 2 H 6 39,782 1322,978 55,105 72902,048 C 3 H 8 29,671 672,855 77,833 52370,140 C 3 H 6 44,750 1063,439 67,017 71268,999 C 4 H 10 1,021 17,573 103,149 1812,651 C 4 H 8 1,044 18,603 90,266 1679,219 H 27 88743552,795 c. Menghitung entalpi aliran bottom S-302C, H 28 , pada T = 43,33333 o C H 28 = H 26 – H 27 = 89793938,003 – 88743552,795 = 1050385,208 kJ Universitas Sumatera Utara Tabel LB-33 Neraca Energi pada Knock Out Drum S-303 Komponen Masuk kJ Keluar kJ H 26 H 28 H 27 H 2 59157479,503 28768,966 59128710,537 CO 2 12712,697 8,669 12704,028 CO 16953526,510 13545,691 16939980,820 H 2 O 1260350,857 990817,555 269533,302 CH 4 11881160,145 12796,349 11868363,796 C 2 H 4 325509,945 1282,688 324227,257 C 2 H 6 73335,513 433,466 72902,048 C 3 H 8 53530,715 1160,575 52370,140 C 3 H 6 72590,306 1321,307 71268,999 C 4 H 10 1954,283 141,633 1812,651 C 4 H 8 1787,528 108,309 1679,219 Jumlah 89793938,003 1050385,208 88743552,795 Sub total 89793938,003 89793938,003 Q 0,000 Total 89793938,003 89793938,003 Universitas Sumatera Utara R-401 STEAM REFORMER H-401 H-404 31 32 33 34 49 51 52 27 48 474.74 Steam Reformer R-401
Parts
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» Compressor K-301A Air-cooler H-302A Knock Out Drum S-302A Compressor K-301B
» Air-cooler H-302B Knock Out Drum S-302B Compressor K-301C Air-cooler H-302C
» Knock Out Drum S-302C Compressor K-301D Air-cooler H-302D Knock Out Drum S-302D
» Compressor K-301E Air-cooler H-302E After-cooler H-303 Post-Compressor Knock-Out S-303
» Steam Reformer R-401 NERACA ENERGI
» Air-Cooler H-408 After-cooler H-409 Pre-PSA Knock-Out 2 S-402 Pressure Swing Adsorption Unit S-403
» Bin Katalis Olivine T-105 Screw Conveyor C-102 Olivine Screw Conveyor C-103 Gasifier R-201
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» Venturi Scrubber M-302 Pompa P-301 Quench Water Recirculation Cooler H-301
» Knock Out Drum S-301 Compressor K-301A Air-cooler H-302A
» Knock Out Drum S-302A Compressor K-301B Air-cooler H-302B
» Knock Out Drum S-302B Compressor K-301C Air-cooler H-302C
» Knock Out Drum S-302C Compressor K-301D Air-cooler H-302D
» Knock Out Drum S-302D Compressor K-301E Air-cooler H-302E
» After-cooler H-303 Post-Compressor Knock-Out S-303 Pompa P-302
» Steam Reformer R-401 Flue Gas Reformer Feed Preheater H-401 Flue Gas CoolerSteam Superheater H-404
» Reformer Syngas CoolerSteam Generator 2 H-402 Reformer Syngas CoolerSteam Superheater 1 H-403
» PSA PrecoolerDeaerator Water Preheater 1 H-407 Pre-PSA Knock-Out 1 S-401 Air-Cooler H-408
» Aftercooler H-409 Pre-PSA Knock-Out 2 S-402 Pressure Swing Adsorption Unit S-403
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» Char Combustor R-202 KESIMPULAN
» Cyclone S-203 Reformer R-203
» Cooler H-201 H-202 KESIMPULAN
» Scrubber Gas Sintesis M-301 M-302
» Quench Water Recirculation Cooler Knock Out Drum S-301
» Compressor K-301A Air-cooler H-302A
» Knock Out Drum S-302A Compressor K-301B
» Air-cooler H-302B Knock Out Drum S-302B
» Compressor K-301C Air-cooler H-302C
» Knock Out Drum S-302C Compressor K-301D
» Air-cooler H-302D Knock Out Drum S-302D
» Compressor K-301E Air-cooler H-302E
» After-cooler H-303 Post-Compressor Knock-Out S-303
» Steam Reformer R-401 Entalpi aliran umpan dari S-303, H
» Reformer Syngas CoolerSteam Generator 2 H-402
» Reformer Syngas CoolerSteam Superheater 1 H-403 High Temperature Shift Reactor R-402
» Low Temperatura Shift Precooler Deaerator Water Preheater 2 Low Temperature Shift Reactor R-403
» PSA PrecoolerDeaerator Water Preheater 1 H-407
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» Pre-PSA Knock-Out 2 S-402 Pressure Swing Adsorption Unit S-403
» Pre Hydrogen Compressor Knock Out S-501 Compressor Hydrogen 1st Interstage K-501A
» Elevator Cangkang Kelapa Sawit C-101 Landfill Umpan Cangkang Kelapa Sawit T-101
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» Quench Chamber M-301 KESIMPULAN
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» Compressor K-301A KESIMPULAN
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» Air-cooler H-302B KESIMPULAN
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» Compressor K-301D KESIMPULAN
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