Upload
evana
View
4
Download
0
Embed Size (px)
DESCRIPTION
laporan kusus menghitung efisiensi kerja furnace pada PT pertamina balongan
Citation preview
BABIIIMETODOLOGI3.1 PengumpulanDataUntuk menganalisa seberapa efisien furnace (F-101 Unit 37 ROPP), dilihat dari seberapa besar panas/kalor pembakaran bahan bakar fuel gas yang ditransformasikan sebagai output energi panas yang diserap furnace dengan seberapa besar energi panas hilang di stack sebagai gas cerobong, Untuk perhitugan tersebut dibutuhkan data-data berupa karakteristik dan kondisi operasi furnace, data NHV (Net Heating Value) dan flowrate bahan bakar/fuel gas beserta komposisinya, serta data operasional lainnya yang diambil dari tanggal 1 Februari sampai dengan 16 Februari 2015,3.2 Pengolahan DataBerikut ini diagram alir singkat beberapa poin yang harus dicari untuk menentukan efisiensi furnace.
Gambar 1. Diagram alir poin-poin perhitungan efisiensi furnaceUntuk menentukan efisiensi furnace, dilakukan perhitungan rasio selisih heat absorb dan heat loss terhadap heat absorb-nya, berdasarkan perumusan berikut ini :
..3.1Heat absorb adalah penjumlahan dari air (udara) and fuel sensible heat correction (Ha + Hf), atomizing sensible heat (Hm), serta LHV bahan bakar
....3.2Dengan perincian sebagai berikut :
...3.3
...3.4
....3.5
....3.6
.3.7Sedangkan Heat loss adalah penjumlahan antara kehilangan panas di gas cerobong (total stack loss) dengan radiant heat loss (Qr)
..3.8
Dengan :
..3.9Dan total stack loss adalah penjumlahan antara gas CO2, uap air, gas N2 dan udara yang berada di stack,
.......3.10Yang masing-masingnya dihitung dengan persamaan di bawah ini :
..3.11
.....3.12
...3.13
...3.14Dengan :
...3.15
.3.16
......3.17
..3.18
...3.19
.3.20
...3.21Data moisture in air dan vapor pressure dihitung dengan persamaan berikut :
.....3.22
...3.24
..3.25
3.26
3.27Keterangan :
Air and fuel sensible heat correction: koreksi panas sensibel udara dan bahan bakar
Atomizing sensible heat
: panas sensibel atomHeat
: panas yang diserap
Heat loss
: panas yang hilang
Excess air
: udara berlebih
Air required
: udara yang dibutuhkan
water vapor
: uap air
: tekanan uap
Moisture in air
: kelembaban di udara
: O2 konten dalam gas buang
: kelembaban relativeCO2 formed
: CO2 yang terbentukBAB IVHASIL DAN PEMBAHASAN4.1 Hasil Berikut ini hasil perhitungan nilai efisiensi furnace 37F101 dan 38F101 ROPP dari tanggal 01 Februari hingga 16 Februari,Tabel 4.1.1Hasil perhitungan nilai efisiensi furnaceTanggal (%)
Unit 37Unit 38
1/2/201584,3654,85
2/2/201581,6956,94
3/2/201584,1356,92
4/2/201583,1366,09
5/2/201584,2179,29
6/2/201584,4358,21
7/2/201584,3361,08
8/2/201584,2062,55
9/2/201584,1761,74
10/2/201583,1161,90
11/2/201583,8458,96
12/2/201584,2458,48
13/2/201584,0654,58
14/2/201583,6357,72
15/2/201583,7956,55
16/2/201583,7056,04
Gambar 1. Kurva nilai efisiensi furnace unit 37 dan 38 pada tanggal 1-16 Februari 2015
4.2 Pembahasan
Berdasarkan perhitungan dan analisa terhadap furnace unit 37 dan unit 38 dari tanggal 1 Februari sampai dengan 16 Februari, didapatkan hasil efisiensi pada 37-F-101 berkisar antara 81,69% 84,43% sedangkan pada 38-F-101 nilai efisiensinya lebih rendah yaitu berkisar antara 54,58% - 79,29%. Perbedaan nilai tinggi dan rendahnya efisiensi furnace ini dikarenakan pengaruh dari beberapa faktor yaitu:
Perbedaan temperatur stack atau temperatur gas keluaran (gas cerobong). Semakin rendah temperatur stack, maka semakin tinggi nilai efisiensi, begitupun sebaliknya semakin tinggi temperatur stack, maka efisiensi yang dihasilkan semakin kecil. Hal ini dikarenakan jika temperatur stack tinggi maka semakin banyak panas yang terbuang ke lingkungan melalui stack, sehingga panas yang diserap oleh bagian internal furnace semakin sedikit dan efisiensi furnace tersebut rendah. Temperatur rata-rata stack furnace unit 37 yakni 291,98oC sementara furnace unit 38 yakni 679,10oC. Dari hasil perhitungan didapatkan nilai heat loss (panas yang hilang) masing-masing untuk furnace 37 dan 38 rata-rata sebesar 3304,692 dan 8160,138 Btu/lb bahan bakar. Heat loss tersebut merupakan gabungan dari panas yang hilang karena gas cerobong dan radiant heat. Excess air rata-rata di furnace unit 38 lebih besar dari unit 37, dengan nilai masing-masing 5,68% dan 4,17%. Pembakaran dalam furnace memang dioptimumkan agar sempurna, artinya untuk mencegah pembakaran yang tidak sempurna, diinjeksikan udara berlebih dari kebutuhan teoritis, namun kelebihan udara juga dapat menurunkan nilai efisiensi furnace tersebut, karena kelebihan udara di flue gas dapat menambah besar volume furnace, serta pembakaran yang akan diserap untuk menaikkan temperatur udara.
Efisiensi furnace pun dipengaruhi oleh panas-panas yang hilang seperti radiant heat, panas yang hilang melalui casing furnace yang menurunkan nilai efisiensinya.
BABV KESIMPULAN
Berdasarkan perhitungan dan analisa terhadap furnace unit 37 dan unit 38 dari tanggal 1 Februari sampai dengan 16 Februari, didapatkan hasil efisiensi pada 37-F-101 berkisar antara 81,69% 84,43% sedangkan pada 38-F-101 nilai efisiensinya lebih rendah yaitu berkisar antara 54,58% - 79,29%.
Besar kecilnya nilai efisiensi furnace dapat sangat dipengaruhi oleh temperatur stack yang tinggi juga kandungan O2 excess yang lebih tinggi, yang secara keseluruhan menyebabkan banyak panas yang hilang (heat loss tinggi), sehingga menyebabkan jumlah panas yang diserap (diabsorb) furnace berkurang (efisiensi kecil), dibanding sejumlah besar energi panas yang dapat dihasilkan oleh pembakaran bahan bakar.
LAMPIRAN ADATA
A.1 Data Fuel
Tabel A.1.1 Data fuel gasFuel Gas (%Vol)1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
Hydrogen42,4140,0840,0840,0842,2642,2642,2642,26
Nitrogen2,642,252,252,252,992,992,992,99
Methane39,0232,8532,8532,8539,5439,5439,5439,54
Carbon Monoxide0,500,450,450,450,550,550,550,55
Carbon Dioxide1,361,171,171,171,771,771,771,77
Ethane5,456,106,106,105,345,345,345,34
Ethylene2,123,573,573,570,880,880,880,88
Propane2,211,931,931,932,192,192,192,19
Propylene0,470,990,990,990,800,800,800,80
i-Butane0,960,970,970,971,081,081,081,08
n-Butane1,190,930,930,930,870,870,870,87
1+ i Butene0,250,270,270,270,320,320,320,32
Trans-2-Butene0,360,380,380,380,470,470,470,47
Cis-2-Butene0,190,130,130,130,160,160,160,16
i-Pentane0,330,230,230,230,260,260,260,26
n-Pentane0,190,120,120,120,150,150,150,15
Hexane0,350,250,250,250,370,370,370,37
Hydrogen Sulfide--------
Total (%)100,00939393100100100100
Fuel Gas (%Vol)9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
Hydrogen43,3343,3343,3338,3338,3338,3340,4540,45
Nitrogen2,322,322,322,732,732,732,562,56
Methane38,3938,3938,3943,6043,6043,6040,2840,28
Carbon Monoxide0,420,420,420,420,420,420,450,45
Carbon Dioxide1,431,431,432,052,052,052,192,19
Ethane5,685,685,685,385,385,386,026,02
Ethylene2,142,142,140,720,720,721,311,31
Propane2,202,202,202,562,562,562,372,37
Propylene0,760,760,760,590,590,590,780,78
i-Butane0,980,980,981,011,011,011,091,09
n-Butane0,900,900,901,031,031,030,850,85
1+ i Butene0,320,320,320,290,290,290,320,32
Trans-2-Butene0,390,390,390,420,420,420,480,48
Cis-2-Butene0,140,140,140,150,150,150,120,12
i-Pentane0,270,270,270,300,300,300,230,23
n-Pentane0,150,150,150,190,190,190,150,15
Hexane0,240,240,240,230,230,230,350,35
Hydrogen Sulfide--------
Total (%)100,057100,057100,057100100100100100
A.2 Data Flowrate Fuel GasTabel A.1.2 Data fuel gas rateUnit 37
Fuel Gas, Nm3/Hr1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
320,53289,27315,37281,77204,81216,52242,60274,23
Fuel Gas, Nm3/Hr9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
285,23244,12230,13271,92297,99309,22332,02344,85
Unit 38Fuel Gas, Nm3/Hr1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
320,53289,27315,37281,77204,81216,52242,60274,23
Fuel Gas, Nm3/hr1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
162,55178,20188,8359,524,80142,79137,45127,90
Fuel Gas, Nm3/hr9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
125,85131,97185,84184,14163,58136,13190,45195,73
A.3 Tabel Data Perantara Perhitungan Stack GasTabel A.2 Data Perantara Perhitungan Stack GasKomponenBMNHV (Btu/lbs)CO2 formed
(lbs CO2/ lbs fuel)H2O formed
(lbs H2O/ lb fuel)N2 formed
(lbs N2/ lbs fuel)
Carbon123,6608,85
H22,016008,9426,36
N22851600001
C11602,742,2513,25
CO28215001,5701,9
CO2444345100
C230,102,931,812,37
C2=28,1204203,141,2811,36
C344,1202902,991,6312,05
C3=42,1199303,141,2811,36
C458,1196903,141,2811,36
C4=56,1196703,031,5511,88
C572,1194203,051,511,78
C6+86,2195003,061,4611,71
H2S34,1193901,880,534,68
Sulphur32,066550203,31
Water180010
A.3 Data Temperatur Stack dan O2 ExcessUnit 37PI DATA9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
Stack Temp295,35275,53290,42294,55295,67296,96299,00299,70
O2 Ekses3,566,124,323,393,564,033,733,81
Unit 38
PI DATA1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
Stack Temp756,09770,27809,11476,87105,30654,14677,69669,39
O2 Ekses5,594,473,488,6217,106,774,924,44
PI DATA9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
Stack Temp661,65675,42762,89762,42765,76703,14798,05817,47
O2 Ekses5,124,653,653,765,355,663,773,50
LAMPIRAN B
PERHITUNGAN ANTARA
B.1 Heat absorb dan Heat LossTabel B.1.1 Data Heat absorb dan Heat LossUnit 37Unit 38
Heat LossHeat AbsorbHeat LossHeat Absorb
3228,8420651,079330,5620665,51
3811,520820,968955,1020797,84
3229,4820788,148955,1020786,91
3509,0620803,077070,9720849,79
3196,2420241,094297,5520755,09
3151,2520236,128471,0920268,96
3170,3720235,557881,3520248,00
3197,4320235,357580,4520243,47
3293,5520806,277966,8120821,23
3518,1820833,387930,9420817,49
3363,6520814,608539,5720808,45
3167,5320102,308348,5420105,48
3204,6720101,089136,6520117,95
3292,1720107,028508,9720123,13
3260,9320121,418743,0520121,69
3280,2220123,048845,520120,38
B.2 Heat TerhitungTabel B.2.1Nilai entalpi pada perhitungan efisiensi furnace unit 37 dan 38 dalam Btu/lbs of fuelTanggalunit 37unit 38
HaHfHmHaHfHm
1/2/2015 145,50 9,24 0 159,95 9,24 0
2/2/2015 171,95 13,66 0 148,82 13,66 0
3/2/2015 141,04 11,75 0 139,81 11,75 0
4/2/2015 155,30 12,42 0 202,03 12,42 0
5/2/2015 142,09 13,49 0 656,09 13,49 0
6/2/2015 138,13 12,48 0 170,97 12,48 0
7/2/2015 137,69 12,36 0 150,14 12,36 0
8/2/2015 137,33 12,51 0 145,46 12,51 0
9/2/2015 141,12 11,67 0 156,07 11,67 0
10/2/2015 167,17 12,73 0 151,29 12,73 0
11/2/2015 148,05 13,07 0 141,91 13,07 0
12/2/2015 135,82 11,46 0 138,99 11,46 0
13/2/2015 137,25 8,81 0 154,11 8,81 0
14/2/2015 141,35 10,65 0 157,45 10,65 0
15/2/2015 138,44 12,88 0 138,72 12,88 0
16/2/2015 139,10 13,85 0 136,44 13,85 0
B.3 Perhitungan Heating Value
Tabel B.3.1Heating Value pada perhitungan efisiensi furnace unit 37 dan 38 dalam Btu/lbs of fuelTanggalUnit 37unit 38
LHVHHVLHVHHV
1/2/20152.496,33 22.750,59 20.496,33 22.750,59
2/2/2015 20.635,35 22.868,29 20.635,35 22.868,29
3/2/2015 20.635,35 22.868,29 20.635,35 22.868,29
4/2/2015 20.635,35 22.868,29 20.635,35 22.868,29
5/2/2015 20.085,51 22.313,88 20.085,51 22.313,88
6/2/2015 20.085,51 22.313,88 20.085,51 22.313,88
7/2/2015 20.085,51 22.313,88 20.085,51 22.313,88
8/2/2015 20.085,51 22.313,88 20.085,51 22.313,88
9/2/2015 20.653,48 22.936,53 20.653,48 22.936,53
10/2/2015 20.653,48 22.936,53 20.653,48 22.936,53
11/2/2015 20.653,48 22.936,53 20.653,48 22.936,53
12/2/2015 19.955,02 22.153,70 19.955,02 22.153,70
13/2/2015 19.955,02 22.153,70 19.955,02 22.153,70
14/2/2015 19.955,02 22.153,70 19.955,02 22.153,70
15/2/2015 19.970,09 22.165,43 19.970,09 22.165,43
16/2/2015 19.970,09 22.165,43 19.970,09 22.165,43
B.4 Data Perhitungan Radiant Heat Tabel B.4.1Nilai Q radian pada perhitungan efisiensi furnace unit 37 dan 38 dalam Btu/lbs of fuelUnit 37
Faktor1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
Qr 409,93 412,71 412,71 412,71 401,71 401,71 401,71 401,71
Unit 38Faktor9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
Qr 413,07 413,07 413,07 399,10 399,10 399,10 399,40 399,40
B.5 Data Stack Loss FurnaceTabel B.5.1Stack Loss pada perhitungan efisiensi furnace unit 37 dan 38 dalam Btu/lbs
Unit 37
Faktor1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
CO2 271,39 286,60 290,65 286,03 269,57 272,02 274,80 278,26
Water vapor 574,19 613,14 597,60 599,18 573,98 576,13 581,59 588,52
N2 1.467,88 1.528,96 1.549,48 1.526,07 1.460,43 1.473,05 1.487,35 1.505,13
Udara 505,45 970,09 449,04 685,07 490,56 428,35 424,92 423,80
Total 2.818,92 3.398,79 2.886,77 3.096,35 2.794,53 2.749,54 2.768,66 2.795,72
Faktor9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
CO2 285,61 263,95 280,21 281,66 282,87 284,28 286,28 287,04
Water vapor 605,80 579,21 599,79 581,55 585,13 591,19 592,72 594,78
N2 1.548,66 1.436,85 1.520,82 1.502,38 1.508,54 1.515,64 1.523,18 1.526,98
Udara 440,41 825,10 549,76 402,84 429,03 501,97 459,35 472,02
Total 2.880,48 3105,11 2.950,58 2.768,43 2.805,57 2.893,07 2.861,53 2.880,81
Unit 38
Faktor1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
CO2841,34872,38924,92499,1683,78695,19724,59714,20
Water vapor1.757,391.756,071.835,641.094,78299,341.498,951.519,111.489,09
N24.208,534.304,014.537,702.576,89477,513.538,923.675,503.627,32
Udara2.113,381.609,931.244,142.487,443.035,212.336,331.560,451.348,13
Total8.920,638.542,398.542,406.658,273.895,848.069,387.479,647.178,74
Faktor9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
CO2720,09737,68851,57841,76846,13765,03888,01913,82
Water vapor1.519,181.545,551.753,061.692,251.734,701.581,611.779,701.823,64
N23.671,243.753,124.276,744.158,394.177,963.812,544.357,004.471,16
Udara. 1.643,231.481,521.245,131.257,041.978,761.950,691.318,941.237,47
Total7.553,747.517,878.126,507.949,448.737,548.109,878.343,658.446,09
B.6 Correction Factor for RH
Tabel B.6.1Correction for RH pada perhitungan efisiensi furnace unit 37 dan 38
Unit 37
Correction For RH1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
Moisture in Air 0,023 0,023 0,023 0,023 0,023 0,023 0,023 0,023
Lbs of wet air / Lbs of fuel required 16,15 16,19 16,19 16,19 15,85 15,85 15,85 15,85
Lbs of moisture / Lbs of fuel 0,375 0,377 0,377 0,377 0,368 0,368 0,368 0,368
Lbs of H2O / Lbs of fuel 2,50 2,48 2,48 2,48 2,47 2,47 2,47 2,47
Correction For RH9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
Moisture in Air0,0230,0230,0230,0230,0230,0230,0230,023
Lbs of wet air / Lbs of fuel required16,2616,2616,2615,8115,8115,8115,7815,78
Lbs of moisture / Lbs of fuel0,3780,3780,3780,3680,3680,3680,3670,367
Lbs of H2O / Lbs of fuel2,532,532,532,442,442,442,442,44
Unit 38
Correction For RH1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
Moisture in Air0,0230,0230,0230,0230,0230,0230,0230,023
Lbs of wet air / Lbs of fuel required16,1516,1916,1916,1915,8515,8515,8515,85
Lbs of moisture / Lbs of fuel0,3750,3770,3770,3770,3680,3680,3680,368
Lbs of H2O / Lbs of fuel2,502,482,482,482,472,472,472,47
Correction For RH9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
Moisture in Air0,0230,0230,0230,0230,0230,0230,0230,023
Lbs of wet air / Lbs of fuel required16,2616,2616,2615,8115,8115,8115,7815,78
Lbs of moisture / Lbs of fuel0,3780,3780,3780,3680,3680,3680,3670,367
Lbs of H2O / Lbs of fuel2,532,532,532,442,442,442,442,44
B.7 Correction Factor for Excess AirUnit 37
Correction for excess air1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
Lbs of excess air / Lbs of fuel 4,33 8,01 3,66 5,67 4,15 3,60 3,53 3,48
O2 content in flue gas 4,16 6,57 3,62 5,12 4,07 3,62 3,57 3,53
% excess air 27,48 50,64 23,13 35,83 26,83 23,23 22,82 22,50
Total Lbs of H2O / Lbs of fuel 2,61 2,67 2,57 2,62 2,57 2,56 2,56 2,55
Tabel B.7.1Correction for excess air pada perhitungan efisiensi furnace unit 37Correction for excess air9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
Lbs of excess air / Lbs of fuel3,607,274,583,313,514,093,713,80
O2 content in flue gas3,566,124,323,393,564,033,733,81
% excess air22,7045,7928,8521,4122,7126,4524,0824,69
Total Lbs of H2O / Lbs of fuel2,622,712,642,522,532,542,532,53
Unit 38
Correction factor in excess air1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
Lbs of excess air / Lbs of fuel6,374,763,4912,2476,518,225,294,63
O2 content in flue gas5,594,473,488,6217,106,774,924,44
% excess air40,3830,0622,0477,41494,2353,0934,1529,89
Total Lbs of H2O / Lbs of fuel2,652,602,572,784,292,672,602,58
Correction factor in excess air9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
Lbs of excess air / Lbs of fuel5,715,043,723,755,886,353,753,43
O2 content in flue gas5,124,653,653,765,355,663,773,50
% excess air35,9631,7123,4024,3138,0841,1324,3422,25
Total Lbs of H2O / Lbs of fuel2,672,652,622,532,582,592,532,52
B.8 N2formed pada Flue GasTabel B.8.1Perhitungan N2 formed pada flue gas furnace unit 37 dan 38 dalam lb/lb fuelUnit 37N2 formed1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
H27.735,726.597,847.193,026.426,674.925,365.207,005.834,336.594,86
N2253,72195,15212,76190,09183,61194,11217,50245,85
C128.393,5621.572,9323.519,0221.013,2518.384,2019.435,4421.777,0124.615,71
CO91,3074,1680,8572,2364,1767,8476,0285,92
CO2--------
C26.965,137.035,657.670,336.853,124.360,634.609,985.165,395.838,72
C2=2.322,833.530,133.848,583.438,55616,08651,31729,78824,91
C34.031,023.177,033.463,623.094,602.552,362.698,313.023,403.417,51
C3=771,531.466,671.598,981.428,62839,12887,10993,981.123,54
C44.870,683.884,604.235,023.783,822.822,682.984,083.343,603.779,45
C4=1.830,061.610,321.755,581.568,541.388,591.468,001.644,861.859,27
C51.515,94920,851.003,91896,95763,72807,40904,671.022,60
C6+1.212,63781,70852,22761,42819,10865,94970,271.096,75
H2S--------
Total59.994,1350.847,0355.433,9149.527,8737.719,6439.876,5044.680,81
Lb/Lb Fuel12,1712,2012,2012,2011,9611,9611,96
N2 formed9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
H2 7.032,66 6.019,04 5.674,23 5.931,34 6.499,92 6.744,77 7.642,78 7.938,13
N2 198,41 169,82 160,09 222,59 243,92 253,11 254,86 264,70
C1 24.858,74 21.275,83 20.057,01 26.915,37 29.495,48 30.606,55 30.361,43 31.534,74
CO 68,25 58,41 55,06 65,06 71,30 73,99 85,12 88,41
CO2 - - - - - - - -
C2 6.459,66 5.528,63 5.211,91 5.833,06 6.392,22 6.633,01 7.969,47 8.277,45
C2= 2.086,52 1.785,79 1.683,49 669,26 733,42 761,04 1.486,80 1.544,26
C3 3.570,87 3.056,19 2.881,12 3.961,35 4.341,09 4.504,62 4.477,86 4.650,91
C3= 1.110,19 950,18 895,75 821,66 900,42 934,34 1.326,33 1.377,59
C4 3.789,98 3.243,73 3.057,91 3.920,69 4.296,53 4.458,38 4.552,53 4.728,46
C4= 1.730,31 1.480,92 1.396,08 1.669,00 1.828,99 1.897,88 2.180,04 2.264,28
C5 1.089,57 932,53 879,11 1.211,87 1.328,04 1.378,06 1.147,52 1.191,87
C6+ 739,95 633,30 597,02 676,04 740,84 768,75 1.256,11 1.304,66
H2S - - - - - - - -
Total 50.505,09 52.735,11 45.134,37 42.548,78 51.897,29 56.872,15 59.014,49 62.740,85
11,96 12,25 12,25 12,25 11,92 11,92 11,92 11,89
Unit 38
N2 Formed1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
H23.923,014064,444.306,801.357,51115,463.433,843.305,633.075,77
N2128,67120,22127,3940,154,30128,01123,23114,66
C114.399,1913.289,5014.081,954.438,64430,9512.817,0212.338,4811.480,51
CO46,3045,6848,4115,261,5044,7443,0740,07
CO2--------
C23.532,224.334,144.592,591.447,59102,223.040,132.926,622.723,12
C2=1.177,972.174,652.304,33726,3314,44429,52413,48384,73
C32.044,241.957,132.073,84653,6759,831.779,441.713,011.593,89
C3=391,27903,51957,39301,7719,67585,01563,17524,01
C42.470,062.393,012.535,71799,2666,171.967,901,894,431.762,70
C4=928,08992,001.051,15331,3232,55968,09931,95867,14
C5768,77567,26601,09189,4617,90532,45512,57476,93
C6+614,96481,55510,26160,8419,20571,06549,74511,51
H2S--------
Total30.424,7431.323,1133.190,9010.461,79884,1926.297,2125.315,3723.555,05
12,1712,2012,2012,2011,9611,9611,9611,96
Total Flue Gas41.918,5743.166,2445.740,2414.417,351.218,8136.249,2234.895,8132.469,31
N2 Formed9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
H23.103,023.253,854.582,124.016,653.568,172.969,414.384,034.505,60
N287,5591,80129,28150,73133,90111,43146,19150,24
C110.968,4311.501,5716.196,6918.226,8616.191,7313.474,6617.415,8617.898,77
CO30,1131,5844,4744,0639,1432,5748,8350,18
CO2--------
C22.850,202.988,744.208,793.950,103.509,052.920,214.571,434.698,19
C2=920,64965,391,359,47453,22402,61335,05852,86876,50
C31.575,571.652,162.326,592.682,592.383,071.983,182.568,582.639,80
C3=489,85513,66723,35556,42494,29411,35760,81781,90
C41.672,261.753,542.469,362.655,062.358,611.962,822.611,412.683,82
C4=763,46800,571.127,381.130,231.004,03835,551.250,511.285,18
C5480,75504,12709,91820,67729,03606,70658,24676,49
C6+326,49342,36482,11457,81406,69338,44720,53740,51
H2S--------
Total23.268,3224.399,3434.359,5235.144,4031.220,3425.981,3735.989,2736.987,19
12,2512,2512,2511,9211,9211,9211,8911,89
Total Flue Gas32.060,5633.618,9547.342,7148.479,4643.066,4735.839,6549.663,0551.040,12
B.9 H2O formed pada Flue GasTabel B.9.1H2O formed pada flue gasfurnace unit 37 dan 38
Unit 37
H2O formed1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
H22.623,572.237,662.439,522.179,601.670,441.765,951.978,722.236,65
N2--------
C14.821,553.663,333.993,803.568,293.121,853.300,363.697,984.180,03
CO--------
CO2--------
C21,013,521,023,781,116,14997,22634,53670,81751,63849,61
C2=261,73397,76433,64387,4469,4273,3982,2392,95
C3545,27429,76468,52418,61345,26365,00408,97462,29
C3=86,93165,26180,17160,9794,5599,95112,00126,60
C4548,81437,70477,19426,35318,05336,23376,74425,85
C4=238,77210,10229,05204,65181,17191,53214,61242,58
C5193,03117,26127,83114,2197,25102,81115,20130,21
C6+151,1997,46106,2594,93102,13107,97120,97136,74
H2S--------
Total10.484,388.780,069.572,118.552,286.634,637.014,017.859,058.883,50
Lb/Lb Fuel2,132,112,112,112,102,102,10
H2O formed9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
H22.385,132.041,361.924,422.011,622.204,452.287,492.592,052.692,22
N2--------
C14.221,303.612,883.405,914.570,545.008,675.197,345.155,715.354,96
CO--------
CO2--------
C2939,97804,49758,40848,79930,15965,191,159,661,204,48
C2=235,10201,22189,6975,4182,6485,75167,53174,00
C3483,03413,41389,73535,85587,22609,34605,72629,13
C3=125,09107,06100,9392,58101,46105,28149,45155,22
C4427,04365,49344,55441,77484,12502,35512,96532,78
C4=225,76193,22182,15217,76238,63247,62284,43295,42
C5138,74118,74111,94154,31169,10175,47146,12151,77
C6+92,2678,9674,4484,2992,3795,85156,61162,66
H2S--------
Total9.273,417.936,827.482,159.032,919.898,8010.271,6810.930,2511.352,64
2,102,152,152,152,072,072,072,072,07
Unit 38
H2O Formed1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
H21.330,491.378,461.460,65460,4039,161.164,591.121,111.043,15
N2--------
C12.445,142.256,712.391,27753,7373,182.176,472.095,211.949,52
CO--------
CO2--------
C2513,98630,68668,28210,6414,87442,38425,86396,25
C2=132,73245,03259,6481,841,6348,4046,5943,35
C3276,52264,74280,5388,428,09240,70231,72215,61
C3=44,09101,80107,8734,002,2265,9263,4659,04
C4278,32269,64285,7190,067,46221,74213,46198,61
C4=121,09129,43137,1543,234,25126,31121,59113,14
C597,8972,2376,5424,132,2867,8065,2760,73
C6+76,6760,0463,6220,052,3971,2068,5463,78
H2S--------
Total5.316,935.408,755.731,271.806,50155,524.625,504.452,804.143,17
2,132,112,112,112,102,102,102,10
H2O Formed9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
H21.052,391.103,541.554,031.362,251.210,151.007,081.486,851.528,07
N2--------
C11.862,561.953,102.750,383.095,132.749,542.288,152.957,413.039,41
CO--------
CO2--------
C2414,74434,90612,43574,79510,61424,93665,20683,65
C2=103,73108,78153,1851,0745,3637,7596,1098,76
C3213,13223,49314,72362,87322,36268,26347,45357,09
C3=55,1957,8881,5062,7055,6946,3585,7288,10
C4188,42197,58278,24299,16265,76221,16294,24302,40
C4=99,61104,45147,09147,46131,00109,02163,16167,68
C561,2264,1990,40104,5092,8377,2583,8286,14
C6+40,7142,6860,1157,0850,7142,2089,8492,33
H2S--------
Total4.091,714.290,596.042,086.117,015.434,014.522,156.269,786.443,63
2,152,152,152,072,072,072,072,07
B.10 CO2 Formed in Flue Gas
Tabel B.10.1 Hasil Perhitungan CO2 Formed in Flue GasCO2 formed1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
H2--------
N2--------
C15,871,574,461,124,863,554,345,383,801,714,019,104,503,325,090,34
CO75,4461,2866,8159,6953,0356,0662,8171,00
CO2205,39159,47173,85155,33180,57202,33228,70
C21,649,781,666,491,816,821,623,251,032,871,091,941,223,491,382,98
C2=642,05975,761,063,78950,44170,29180,03201,72228,01
C31,000,23788,32859,44767,87633,32669,54750,20848,00
C3=213,26405,40441,97394,88231,94245,20274,74310,56
C41,346,301,073,741,170,601,045,88780,21824,83924,201,044,67
C4=466,76410,71447,76400,06354,16374,41419,52474,21
C5392,50238,42259,93232,23197,74209,05234,23264,76
C6+316,88204,27222,70198,97214,04226,28253,55286,60
H2S--------
Total CO2 formed12,180,1610,444,9811,387,2110,174,007,469,328,077,009,050,1210,229,83
2,472,512,512,512,372,422,422,42
Unit 37CO2 Formed9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
H2--------
N2--------
C15140,604399,684147,645565,906099,446329,206278,516521,15
CO56,3948,2745,5053,7658,9261,1470,3373,05
CO2192,18164,48155,06262,65287,83298,67342,60355,84
C21530,061309,531234,511381,641514,081571,121887,681960,62
C2=576,73493,61465,33184,99202,72210,36410,96426,85
C3886,05758,34714,90982,941077,171117,741111,101154,04
C3=306,87262,64247,59227,11248,88258,26366,61380,78
C41047,58896,59845,231083,711187,601232,331258,361306,99
C4=441,32377,71356,07425,68466,48484,06556,02577,51
C5282,10241,44227,61313,77343,85356,80297,11308,59
C6+193,36165,49156,01176,66193,59200,89328,24340,93
H2S--------
10653,249117,798595,4610658,8111680,5712120,5712907,5413406,34-
2,522,122,333,072,682,542,612,54-
B.12 Data Properties Pembakaran
Unit 37
Faktor9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
Vapor Press (psi)0,73020,73020,73020,73020,73020,73020,73020,7302
Relatif humidity7575757575757575
T stack295,35275,53290,42294,55295,67296,96299,00299,70
563,63527,96554,76562,18564,20566,52570,20571,45
atomizing steam
T ambient (oC)3232323232323232
89,689,689,689,689,689,689,689,6
T fuel gas (oC)27,9129,0329,3827,6824,8826,8329,1930,21
82,2384,2584,8981,8376,7980,2984,5486,38
Cpudara0,240,240,240,240,240,240,240,24
Cp fuel gas0,5250,5250,5250,5250,5250,5250,5250,525
Radiant Loss (%)22222222
Combustion Air & Others1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
Vapor Press (psi)0,73020,73020,73020,73020,73020,73020,73020,7302
Relatif humidity7575757575757575
T stack282,73292,95296,59292,43286,14288,43291,03294,25
540,91559,30565,86558,38547,05551,17555,85561,65
atomizing steam
T ambient (oC)3232323232323232
89,689,689,689,689,689,689,689,6
T fuel gas (oC)25,3330,0227,9928,7029,8328,7628,6328,79
77,5986,0382,3983,6585,6983,7783,5483,82
Cpudara0,240,240,240,240,240,240,240,24
Cp fuel gas0,5250,5250,5250,5250,5250,5250,5250,525
Radiant Loss (%)22222222
Unit 38
Combustion Air & Others1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
Vapor Press (psi)0,73020,73020,73020,73020,73020,73020,73020,7302
Relatif humidity7575757575757575
T stack756,09770,27809,11476,87105,30654,14677,69669,39
1392,961418,491488,39890,36221,551209,451251,841236,90
atomizing steam
T ambient (oC)3232323232323232
89,689,689,689,689,689,689,689,6
T fuel gas (oC)25,3330,0227,9928,7029,8328,7628,6328,79
77,5986,0382,3983,6585,6983,7783,5483,82
Cp udara0,240,240,240,240,240,240,240,24
Cp fuel gas0,5250,5250,5250,5250,5250,5250,5250,525
Radiant Loss (%)22222222
Combustion Air & Others9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
Vapor Press (psi)0,73020,73020,73020,73020,73020,73020,73020,7302
Relatif humidity7575757575757575
T stack661,65675,42762,89762,42765,76703,14798,05817,47
1222,961247,751405,211404,361410,371297,661468,491503,45
atomizing steam
T ambient (oC)3232323232323232
89,689,689,689,689,689,689,689,6
T fuel gas (oC)27,9129,0329,3827,6824,8826,8329,1930,21
82,2384,2584,8981,8376,7980,2984,5486,38
Cp udara0,240,240,240,240,240,240,240,24
Cp fuel gas0,5250,5250,5250,5250,5250,5250,5250,525
Radiant Loss (%)22222222
B,12 Total Flue Gas dalam lbs
Unit 37
Total Flue Gas1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
82658,6770072,0776393,2368254,1451994,3954967,5161589,9869618,42
S
Unit 38Total Flue Gas9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
72661,7662188,9858626,3971589,0178451,5281406,7486578,6389924,45
B.13 Air Required (dalam lbs)Unit 37
Air Required1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
H210062,908582,709356,948360,036407,076773,447589,508578,82
N2--------
C136943,7728069,2430601,3527341,0223920,2725288,0728334,7732028,30
CO118,6996,41105,1093,9183,4288,1998,82111,70
CO2--------
C29059,749151,469977,018914,045672,005996,336718,777594,58
C2=3024,184596,015010,614476,77802,10847,97950,131073,98
C35245,344134,094507,024026,843321,253511,163934,184447,02
C3=1004,491909,522081,771859,981092,481154,951294,091462,78
C46341,325057,505513,734926,293674,953885,094353,164920,61
C4=2381,552095,582284,622041,221807,041910,372140,532419,56
C51972,771198,351306,451167,26993,881050,711177,301330,76
C6+1578,181017,351109,12990,961066,021126,981262,761427,36
H2S--------
Total77732,9365908,1971853,7364198,2948840,4851633,2557854,0265395,47
Lb/lb fuel15,7715,8215,8215,8215,4815,4815,4815,48
Air Required9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
H29,148,337,829,777,381,237,715,698,455,328,773,829,941,9910,326,20
N2--------
C132,344,5027,682,6726,096,8235,020,4638,377,5139,823,1739,504,2241,030,86
CO88,7275,9371,5884,5892,6996,18110,65114,93
CO2--------
C28,402,267,191,246,779,277,587,228,314,538,627,7410,366,1110,766,71
C2=2,716,522,324,992,191,80871,33954,86990,831,935,722,010,53
C34,646,573,976,863,749,045,154,695,648,825,861,615,826,806,051,97
C3=1,445,401,237,081,166,211,069,751,172,291,216,451,726,801,793,53
C44,934,324,223,133,981,205,104,495,593,815,804,525,927,116,156,16
C4=2,251,731,927,191,816,792,171,952,380,152,469,812,836,982,946,62
C51,417,921,213,551,144,031,577,071,728,251,793,351,493,341,551,05
C6+963,01824,21776,99879,83964,171,000,491,634,771,697,95
H2S--------
Sum68,359,2858,506,6255,154,9767,237,0773,682,4076,457,9781,304,5084,446,50
15,8815,8815,8815,4415,4415,4415,4115,41
Unit 38
Total Flue Gas1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
41918,5743166,2445740,2414417,351218,8136249,2234895,8132469,31
Total Flue Gas9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
32060,56 33618,95 47342,71 48479,46 43066,47 35839,65 49663,05 51040,12
Unit 38Air Required1/2/20152/2/20153/2/20154/2/20155/2/20156/2/20157/2/20158/2/2015
H25,103,185,287,175,602,441,765,89150,194,466,864,300,084,001,07
N2--------
C118,735,2417,291,3918,322,475,775,25560,7216,676,6316,053,9914,937,66
CO60,1959,3962,9319,841,9658,1655,9952,10
CO2--------
C24,594,455,637,545,973,711,882,92132,963,954,383,806,743,542,03
C2=1,533,652,831,263,000,09945,6318,80559,21538,33500,89
C32,660,062,546,712,698,57850,5977,852,315,492,229,042,074,04
C3=509,401,176,311,246,46392,8825,61761,65733,21682,23
C43,215,863,115,553,301,331,040,5886,152,562,082,466,432,294,92
C4=1,207,751,290,931,367,91431,1742,361,259,831,212,791,128,46
C51,000,45738,21782,23246,5623,30692,91667,04620,65
C6+800,34626,71664,09209,3224,99743,20715,46665,71
H2S--------
Total39,420,5940,601,1843,022,2313,560,631,144,8834,050,3932,779,0830,499,77
15,7715,8215,8215,8215,4815,4815,4815,48
Air Required9/2/201510/2/201511/2/201512/2/201513/2/201514/2/201515/2/201516/2/2015
H24,036,524,232,725,960,595,225,004,641,603,862,715,702,905,861,04
N2--------
C114,271,3714,965,0721,074,0323,715,5521,067,5817,532,3122,660,3323,288,66
CO39,1541,0557,8157,2850,8842,3463,4765,23
CO2--------
C23,707,333,887,535,474,485,138,004,564,323,798,405,946,196,111,06
C2=1,198,611,256,871,769,95590,06524,18436,221,110,361,141,15
C32,050,212,149,863,027,473,490,713,100,962,580,603,342,353,435,03
C3=637,76668,76941,75724,42643,54535,55990,521,017,99
C42,177,172,283,003,214,953,456,723,070,762,555,463,399,903,494,17
C4=993,531,041,821,467,111,470,821,306,601,087,341,627,351,672,47
C5625,63656,04923,841,067,98948,73789,53856,60880,36
C6+424,91445,56627,45595,81529,29440,47937,73963,74
H2S--------
Total
30,162,1831,628,2944,539,4345,532,3640,448,4333,660,9346,637,7147,930,90
15,8815,8815,8815,4415,4415,4415,4115,41
Efisiensi Furnace
Heat Loss
Heat Absorb
Ha
Hm
Hf
LHV
Radiant Heat Loss
Stack Loss
Water vapor
N2
udara
CO2
H2O
Excess air
CO2 and N2 formed in flue gas
EMBED Equation.3
EMBED Equation.3
_1493305881.unknown
_1493437917.unknown
_1493438174.unknown
_1493438892.unknown
_1493475556.unknown
_1493438904.unknown
_1493438505.unknown
_1493438781.unknown
_1493438793.unknown
_1493438486.unknown
_1493438072.unknown
_1493438114.unknown
_1493437999.unknown
_1493438010.unknown
_1493437952.unknown
_1493307137.unknown
_1493307682.unknown
_1493437899.unknown
_1493308047.unknown
_1493307555.unknown
_1493306411.unknown
_1493306469.unknown
_1493306290.unknown
_1493305572.unknown
_1493305721.unknown
_1493305827.unknown
_1493305652.unknown
_1493305689.unknown
_1493305416.unknown
_1493305440.unknown
_1493305313.unknown