4. For the given crude oil (31.7 API ),sulfur percent is 0.15%; a) Evaluate the given oil. b) Select TBP cut points for the products to be obtained from processing this crude in an atmospheric distillation unit and estimate the %yield for each cut. Stage 1- Distillation at atmospheric pressure 751 mm Hg Spg 60/60 °F API 60 °F 0.673 0.685 0.725 0.755 0.777 0.798 0.817 0.833 Fraction No. 2 3 4 5 6 8 9 ΤΟ Fraction No. 11 12 13 14 15 16 Cut Temp. F 122 167 212 257 302 347 392 437 482 527 Cut Temp. F 392 437 482 527 572 Percent Distilled 0.8 1.0 3 3.4 3.1 3.9 4.9 6.8 8.0 10.9 Percent Distilled 0.848 0.864 Stage 2- Distillation at atmospheric pressure 40 mm Hg 7.3 7.8 6.2 5.7 6.9 20.3 Spg 60/60 °F 78.8 75.1 63.7 55.9 50.6 45.8 0.873 0.879 0.889 0.901 0.916 0.945 41.7 38.4 35.4 32.3 API 60 °F 30.6 29.5 27.7 25.6 22.94 18.2
4. For the given crude oil (31.7 API ),sulfur percent is 0.15%; a) Evaluate the given oil. b) Select TBP cut points for the products to be obtained from processing this crude in an atmospheric distillation unit and estimate the %yield for each cut. Stage 1- Distillation at atmospheric pressure 751 mm Hg Spg 60/60 °F API 60 °F 0.673 0.685 0.725 0.755 0.777 0.798 0.817 0.833 Fraction No. 2 3 4 5 6 8 9 ΤΟ Fraction No. 11 12 13 14 15 16 Cut Temp. F 122 167 212 257 302 347 392 437 482 527 Cut Temp. F 392 437 482 527 572 Percent Distilled 0.8 1.0 3 3.4 3.1 3.9 4.9 6.8 8.0 10.9 Percent Distilled 0.848 0.864 Stage 2- Distillation at atmospheric pressure 40 mm Hg 7.3 7.8 6.2 5.7 6.9 20.3 Spg 60/60 °F 78.8 75.1 63.7 55.9 50.6 45.8 0.873 0.879 0.889 0.901 0.916 0.945 41.7 38.4 35.4 32.3 API 60 °F 30.6 29.5 27.7 25.6 22.94 18.2
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Transcribed Image Text:4. For the given crude oil (31.7 API ),sulfur percent is 0.15%;
a) Evaluate the given oil.
b) Select TBP cut points for the products to be obtained from
processing this crude in an atmospheric distillation unit and estimate
the %yield for each cut.
Stage 1- Distillation at atmospheric pressure 751 mm Hg
Spg 60/60 °F
API 60 °F
0.673
0.685
0.725
0.755
0.777
0.798
0.817
0.833
Fraction
No.
2
3
4
5
6
8
9
ΤΟ
Fraction
No.
11
12
13
14
15
16
Cut
Temp. F
122
167
212
257
302
347
392
437
482
527
Cut
Temp. F
392
437
482
527
572
Percent
Distilled
0.8
1.0
3
3.4
3.1
3.9
4.9
6.8
8.0
10.9
Percent
Distilled
0.848
0.864
Stage 2- Distillation at atmospheric pressure 40 mm Hg
7.3
7.8
6.2
5.7
6.9
20.3
Spg
60/60 °F
78.8
75.1
63.7
55.9
50.6
45.8
0.873
0.879
0.889
0.901
0.916
0.945
41.7
38.4
35.4
32.3
API 60 °F
30.6
29.5
27.7
25.6
22.94
18.2
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