Cooler H-202 Quench Chamber M-301
5.17 Cooler H-202
Fungsi : Mendinginkan aliran keluar dari Reformer R-203 sampai dengan 301 o C Bahan konstruksi : Carbon steel Universitas Sumatera Utara Bentuk : 3 – 6 BEM fixed-tubesheet exchanger with conical rear head Jumlah : 1 unit Shell : Diameter dalam ID : 39 in = 0,991 m Baffle space B : 23,4 in = 0,594 m 0,6 × ID Passes n : 3 Tube : Diameter dalam ID : 0,652 in = 16,561 mm Diameter luar OD : ¾ in = 19,050 mm BWG : 18 Pitch triangular : 16 15 in Passes : 6 Panjang : 3,9 ft = 1,189 m Fluida panas : Gas Sintesis Temperatur masuk T 1 : 276,667 o C = 530 o F Temperatur keluar T 2 : 148,889 o C = 300 o F Fluida dingin : Steam Temperatur masuk t 1 : 110 C = 230 o F Temperatur keluar t 2 : 151,581 C = 305 o F Panas yang diserap Q : 33.113.798 kJjam = 31.385.824 Btujam R D yang diijinkan : 0,002 LMTD : 132,804 o F Luas permukaan A : 1.998,730 ft 2 Jumlah tube standard N ts : 1212 buah Design overall coefficient U D : 150 btujam.ft. °F5.18 Quench Chamber M-301
Fungsi : – Mendinginkan aliran gas panas sampai suhu 60 o C Universitas Sumatera Utara – membersihkan partikel pengotor char dan olivine dari aliran gas Bahan konstruksi : Carbon steel Bentuk : Baffle Tower Jumlah : 1 unit Kondisi Operasi Suhu gas masuk : T gas input = 148,889 o C = 300 o F Suhu gas keluar : T gas output = 60 o C = 140 o F Suhu air scrub masuk : T liq input = 43,33 o C = 109,994 o F Suhu air scrub keluar : T liq output = 60 o C = 140 o F Tekanan gas masuk : P input = 1,021 atm Massa gas : m g = 77757,140 kgjam Massa air scrub keluar: m liq output = 16589,137 kgjam Densitas gas : ρ g = 0,485 kgm 3 Densitas air scrub : ρ liq = 993,398 kgm 3 Laju alir volum gas : Qt = 78920028,786 kJjam Kapasitas panas gas : Cp gas = 2,281 kJkg-C Air terkondensasikan : m c = 19821,934 kgjam Beban kondensasi air : Q c = 54982673,884 kJjam Diameter kolom : D = 3,765 m Jarak antar baffle : Sb = 0,746 m beban pendingin sensible gas : Q g = 22688145,605 Btujam Luas penampang kolom : At = 119,809 ft 2 Luas jendela : Aw = 59,904 ft 2 Luas tirai : Ac = 30,213 ft 2 Laju alir volum gas : Gv = 1571,421 ft 3 s overall volumetric heat transfer coefficient : Ua = 255,210 Btujam ft 2 F Ua yang dikoreksi : Ua corr = 841,411 Btujam.ft 2 .F Spesikikasi Volume zona kontak gas dengan liquid : Vt = 1144,659 ft 3 Tinggi zona kontak gas dengan liquid : Zt = 9,554 ft = 2,912 m Universitas Sumatera Utara Jumlah baffle : Nb = 4 baffle Tinggi level liquid di dasar scrubber : Z L = 0,175 m Jarak antara level liquid dengan gas inlet : Z LG = 1,5 m Jarak antara gas inlet dengan baffle pertama di dasar scrubber : Z GB = 0,9 m Jarak antara liquid inlet dengan baffle pertama di puncak scrubber : Z IB = 0,9 m Tinggi total scrubber : Z T = 6,387 m Pressure drop gas : Dp = 0,018 psia5.19 Venturi Scrubber M-302
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» Knock Out Drum S-302C Compressor K-301D Air-cooler H-302D
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