Komponent
|
Formula
|
Miqdori %
|
metan
|
CH4
|
85.05
|
Azot
|
N2
|
1.82
|
etan
|
C2H6
|
5.33
|
propan
|
C3H8
|
2.8
|
Vodorod sulfidi
|
H2S
|
3.2
|
Uglerod oksidi
|
CO2
|
1.8
|
3-jadval
Komponent
|
Formula
|
Miqdori %
|
Metan
|
CH4
|
89.4693
|
Azot
|
N2
|
1.95
|
Etan
|
C2H6
|
5.6
|
Propan
|
C3H8
|
2.9
|
Vodorod sulfidi
|
H2S
|
0.0007
|
Uglerod oksidi
|
CO2
|
0.08
|
Tozalangan mahsulot tarkibi
Hisoblash. Asosiy ishlab chiqarishning moddiy va issiqlik balanslari. Yillik 2 mlrd m3
Absorberning moddiy balansi
Ushbu hisob kitoblar uchun tabiy gazimiz va tozalangan gazimiz tarkibini bilishimiz muhum hisoblanadi. Shuningdek zavodning yillik unumdorligi kerak bo’ladi
Biz 1soatlik gaz sarfini aniqlaymiz m3/h
Vh=Vy/(24∙335)
Bu yerda Vh –soatlik sarf, Vy –yillik sarf , 24-bir sutkadagi ish vaqti h, 335- bir yildagi ish kuni
Vh=Vy/(24∙335)=2000000000/(24∙335)=250000 m3/h
1.Endi kiruvchi gaz tarkibidagi komponentlar miqdori va hajmiy oqim tezligini aniqlaymiz.
Vi= Vh∙ni
Vi –gaz aralashmasidagi komponent hajmi m3/h. ni –komponentning gazdagi ulushi
VN =250000∙0.0182=4550 m3/h
VH2S=250000∙0.032=8000 m3/h
VCO2=250000∙0.018=4500 m3/h
VCH4=250000∙0.8505=212625 m3/h
VC2H6=250000∙0.0533=13325 m3/h
VC3H8=250000∙0.028=7000 m3/h
Kirayotkan gazning molyar oqim tezligini yani soatlik sarfini aniqlaymiz
Ni=Vi /22.4
Ni-komponentning molyar sarfi Kmol/h
NN=4550÷22.4=203,1 Kmol/h
NH2S=8000÷22.4=357,1 Kmol/h
NCO2=4500÷22.4=200.9 Kmol/h
NCH4=212625÷22.4=9492.2 Kmol/h
NC2H6=13325÷22.4=594.9 Kmol/h
NC3H8=7000÷22.4=312.5 Kmol/h
Kirayotgan gaz oqimining massa oqimini aniqlaymiz yani soatlik massa sarfini aniqlaymiz Gi=Ni∙Mi
GN=203,1∙28=5686.8 kg/h
GH2S=357,1 ∙34=12141.4 kg/h
GCO2=200.9∙44=8839.6 kg/h
GCH4=9492.2∙16=151875.2 kg/h
GC2H6=594.9∙30=17847 kg/h
GC3H8=312.5∙44=13750 kg/h
4-jadvalga
Tozalanmagan gazning hisoblangan malumotlari
Komponent
|
Mol
koyfitsenti
|
Hajmiy oqim
|
%
foizi
|
Molda
sarfi
|
%
foizi
|
Massa
oqimi
|
%
foizi
|
N
|
0.0182
|
4550
|
1.82
|
203.1
|
1.82
|
5686.6
|
2.71
|
CO2
|
0.018
|
4500
|
1.8
|
200.9
|
1.8
|
8839.6
|
4.2
|
H2S
|
0.032
|
8000
|
3.2
|
357.1
|
3.2
|
12141.4
|
5.78
|
CH4
|
0.8505
|
212625
|
85.05
|
9492.2
|
85.5
|
151875.2
|
72.27
|
C2H6
|
0.0533
|
13325
|
5.33
|
594.9
|
5.33
|
17847
|
8.49
|
C3H8
|
0.028
|
7000
|
2.8
|
312.5
|
2.8
|
13750
|
6.55
|
2. Tozalangan gazning hajmi va tarkibini aniqlaymiz:
Vi=Vh∙ni Vh-soatlik tozalangan gaz miqdori-237500 m3/h
Vi-komponentning hajmiy ulushi. ni-komponentning gazdagi koyfitsenti
VN=237500∙0.0195=4631.25 m3/h
VCH4=237500∙0.8947=212043.9 m3/h
VC2H6=237500∙0.056=13272 m3/h
VC3H8=237500∙0.029=6873 m3/h
VH2S=237500∙0.000007=1.66 m3/h
VCO2=237500∙0.0008=189.6 m3/h
Gazdagi komponentlarning moldagi ulushi: kmol/h
Ni=Vi /22.4
NN=4631.25÷22.4=206.75 kmol/h
NCH4=212043.9÷22.4=9466.2 kmol/h
NC2H6=13272÷22.4=592.5 kmol/h
NC3H8=6873÷22.4=306.8 kmol/h
NH2S=1.66÷22.4=0.074 Kmol/h
NCO2=189.6÷22.4=8.46 Kmol/h
Gazdagi komponentlarning massa ulushi sarfi: kg/h
Gi=Ni∙Mi
Gi-massa ulushi kg/h . Mi-komponentning molyar massasi kg/kmol
GN=206.75∙28=5789 kg/h
GCH4=9466.2∙16=151459 kg/h
GC2H6=592.5∙30=17775 kg/h
GC3H8=306.8∙44=13499.2 kg/h
GH2S=0.074∙34=2.516 kg/h
GCO2=8.46∙44=372.24 kg/h
5-jadvalga
Tozalangan gazning hisoblangan malumotlari
Komponent
|
Mol
koyfitsenti
|
Hajmiy oqim
m3/h
|
%
foizi
|
Molda
sarfi
|
%
foizi
|
Massa
oqimi
|
%
foizi
|
N
|
0.0195
|
4631.25
|
1.95
|
206.75
|
1.95
|
5789
|
3.05
|
CO2
|
0.0008
|
189.6
|
0.08
|
8.46
|
0.08
|
372.24
|
0.194
|
H2S
|
0.000007
|
1.66
|
0.0007
|
0.074
|
0.0007
|
2.5
|
0.0014
|
CH4
|
0.8947
|
212043.9
|
89.47
|
9466.2
|
89.47
|
151459
|
79.97
|
C2H6
|
0.056
|
13272
|
5.6
|
592.5
|
5.6
|
17775
|
9.386
|
C3H8
|
0.029
|
6873
|
2.9
|
306.8
|
2.9
|
13499.2
|
7.4
|
Jami absorbent sarfi:
GA= 348830 kg/h
Amin eritmasiga yutilgan gaz miqdori:
GY=GK-GT
210139-188896=21243 kg/h
Nordon gazga to’yingan amin eritmasining miqdori:
GT=GA+GY
348830+21240=370070kg/h
(6-jadval)
Jadvalda absorberning moddiy balansini umumlashtiramiz
Kiruvchi
|
Kg/h
|
%
ulushi
|
Chiquvchi
|
Kg/h
|
%
ulushi
|
Tabiy gaz
|
210140
|
37.58
|
Tozalangan gaz
|
188900
|
33.8
|
Amin eritmasi
|
348830
|
62.42
|
To’yingan eritma
|
370070
|
66.2
|
Jami
|
558970
|
100
|
Jami
|
558970
|
100
|
(7-jadval)
Desorberning moddiy balansi
Kiruvchi
|
Kg/h
|
%
ulushi
|
Chiquvchi
|
Kg/h
|
%
ulushi
|
To’yingan amin eritmasi
|
370070
|
96.1
|
Qayta tiklangan amin
|
348830
|
85.4
|
Aminni yuvuvchi
|
14700
|
3.9
|
PGS
|
35940
|
9.3
|
Jami
|
384770
|
100
|
Jami
|
384770
|
100
|
Tozalangan va tozalanmagan gazning tarkibiy qismining o’zaro farqini
quyidagi jadvalda keltirganmiz
8-jadval
Tozalangan va tozalanmagan gazning umumiy ma’lumot.
Komponent
|
Mol
koyfitsenti
|
Hajmiy oqim
|
%
foizi
|
Molda
sarfi
|
%
foizi
|
Massa
oqimi
|
%
foizi
|
N
|
oldin
|
0.0182
|
4550
|
1.82
|
203.1
|
1.82
|
5686.6
|
2.71
|
keyin
|
0.0195
|
4631.25
|
1.95
|
206.75
|
1.95
|
5789
|
3.05
|
CO2
|
oldin
|
0.018
|
4500
|
1.8
|
200.9
|
1.8
|
8839.6
|
4.2
|
keyin
|
0.0008
|
189.6
|
0.08
|
8.46
|
0.08
|
372.24
|
0.194
|
H2S
|
oldin
|
0.032
|
8000
|
3.2
|
357.1
|
3.2
|
12141.4
|
5.78
|
keyin
|
0.000007
|
1.66
|
0.0007
|
0.074
|
0.0007
|
2.5
|
0.0014
|
CH4
|
oldin
|
0.8505
|
212625
|
85.05
|
9492.2
|
85.5
|
151875.2
|
72.27
|
keyin
|
0.8947
|
212043.9
|
89.47
|
9466.2
|
89.47
|
151459
|
79.97
|
C2H6
|
oldin
|
0.0533
|
13325
|
5.33
|
594.9
|
5.33
|
17847
|
8.49
|
keyin
|
0.056
|
13272
|
5.6
|
592.5
|
5.6
|
17775
|
9.386
|
C3H8
|
oldin
|
0.028
|
7000
|
2.8
|
312.5
|
2.8
|
13750
|
6.55
|
keyin
|
0.029
|
6873
|
2.9
|
306.8
|
2.9
|
13499.2
|
7.4
|
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