Air-cooler H-302D Knock Out Drum S-302D

T in =60 o C Input Output T out = 148,919 o C ΔH

4.68 Air-cooler H-302D

a. Entalpi aliran input, H input , pada 148,919 o C = 93846652,538 kJ b. Menghitung entalpi produk air-cooler, H produk pada Temperatur = 60 o C = 333,15K Komponen m kg n mol CpdT, kJmol ∑H i kJ H 2 4121,554 2044421,831 28,983 59252906,687 CO 2 14,732 334,743 38,677 12946,942 CO 16267,852 580768,617 29,213 16965839,292 H 2 O 1359,703 75475,759 33,922 2560286,367 CH 4 5209,331 324712,575 37,527 12185529,358 C 2 H 4 200,357 7141,901 47,356 338209,114 C 2 H 6 39,987 1329,788 57,368 76286,986 C 3 H 8 30,211 685,099 81,389 55759,570 C 3 H 6 45,434 1079,685 69,787 75347,704 C 4 H 10 1,088 18,714 107,456 2010,879 C 4 H 8 1,099 19,587 94,233 1845,793 H i 91526968,691 Universitas Sumatera Utara Tabel LB-28 Neraca Energi pada Air-Cooler H-302D Komponen Masuk kJ Keluar kJ H input H output H 2 59640312,096 59252906,687 CO 2 14092,930 12946,942 CO 17107704,976 16965839,292 H 2 O 2616322,367 2560286,367 CH 4 13811249,415 12185529,358 C 2 H 4 402399,918 338209,114 C 2 H 6 91594,495 76286,986 C 3 H 8 67959,883 55759,570 C 3 H 6 90363,028 75347,704 C 4 H 10 2420,874 2010,879 C 4 H 8 2232,555 1845,793 Jumlah 93846652,538 91526968,691 Sub total 93846652,538 91526968,691 Q -2319683,846 Total 91526968,691 91526968,691 Universitas Sumatera Utara S-302D Umpan Gas Sintesis Produk Gas Sintesis Recycle Air Kondensat yang di recycle kembali

4.69 Knock Out Drum S-302D

Fungsi : memisahkan dua fasa sebelum aliran gas dikompres. a. Entalpi aliran umpan H-302D, H input , pada 60 o C = 91526968,691 kJ b. Menghitung entalpi aliran top, H top pada T = 60 o C = 333,150 K Komponen m kg n mol Cp, kJmol ∑H i kJ H 2 4121,372 2044331,534 28,983 59250289,635 CO 2 14,735 334,815 38,677 12949,718 CO 16267,562 580758,287 29,213 16965537,519 H 2 O 671,863 37294,444 33,922 1265100,980 CH 4 5209,523 324724,537 37,527 12185978,272 C 2 H 4 200,447 7145,092 47,356 338360,211 C 2 H 6 40,018 1330,844 57,368 76347,581 C 3 H 8 30,328 687,767 81,389 55976,705 C 3 H 6 45,580 1083,155 69,787 75589,867 C 4 H 10 1,101 18,946 107,456 2035,883 C 4 H 8 1,111 19,803 94,233 1866,088 H top 90230032,459 c. Entalpi aliran Recycle dari bottom S-303, H 28 , pada T = 60 o C = 1050385,208 kJ d. Menghitung entalpi aliran bottom S-302D, H Bottom , pada T = 60 o C = 333,15 K H Bottom = H input + H 28 – H top = 2347321,440 kJ Universitas Sumatera Utara Tabel LB-29 Neraca Energi pada Knock Out Drum S-302D Komponen Masuk kJ Keluar kJ H umpan H 28 H bottom H top H 2 59252906,687 28768,966 31386,018 59250289,635 CO 2 12946,942 8,669 5,893 12949,718 CO 16965839,292 13545,691 13847,463 16965537,519 H 2 O 2560286,367 990817,555 2286002,942 1265100,980 CH 4 12185529,358 12796,349 12347,435 12185978,272 C 2 H 4 338209,114 1282,688 1131,591 338360,211 C 2 H 6 76286,986 433,466 372,870 76347,581 C 3 H 8 55759,570 1160,575 943,440 55976,705 C 3 H 6 75347,704 1321,307 1079,144 75589,867 C 4 H 10 2010,879 141,633 116,629 2035,883 C 4 H 8 1845,793 108,309 88,015 1866,088 Jumlah 91526968,691 1050385,208 2347321,440 90230032,459 Sub total 92577353,899 92577353,899 Q 0,000 Total 92577353,899 92577353,899 Universitas Sumatera Utara T in =60 o C Input Output T out = 149,159 o C ΔH

4.70 Compressor K-301E