1. Syngas to Liquids (SGTL) Plant
Alex Magarychev -Team leader-
John Elzaibak
Kamal Tbakhi
Roy Kim
Team Mentor
Bill Keesom
9/20/2018
Team Hotel

2. Agenda Why DME? Process flow diagrams Mass balances Energy balances
Our Mission
Why DME?
Process flow diagrams
Mass balances
Energy balances
Economics
Next steps
Spin Straw into Gold
9/20/2018
Team Hotel

3. Context for Group Hotel Project
9/20/2018
Team Hotel

4. Propylene Production
9/20/2018
Team Hotel

5. DME Benefits Clean Efficient Portable Safe Multi-purpose 9/20/2018
Team Hotel

6. DME Applications Clean Fuel for Transportation.
Clean Fuel for Cooking & Heating.
Clean Fuel for Power Generation.
9/20/2018
Team Hotel

7. Methanol Synthesis Diagram
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Team Hotel

8. Mass balance
1.00
2.00
3.00
4.00
5.00
6.00
7.00
8.00
9.00
10.00
11.00
12.00
13.00
Temperature C
260.00
40.00
Pressure BAR
69.00
Mass Flow KG/HR CO
0.00
CO2 H2
H2O
METHANOL
OTHER
TOTAL
MOL FLOW kmol/hr
562.79
233.00
291.24
58.25
768.89
535.89
795.79
9/20/2018
Team Hotel

9. Energy Balance ①
∆H (KJ/mol)
-90.7
T (K)
298.15 CO +
2H2
>>>>
CH3OH ∆a
28.068
27.012
18.382 =
-63.71 ∆b
0.102 ∆c
-2.9E-05 ②
-40.9
CO2
3H2
H2O
45.37
28.85
0.0121 ③
-49.8 H2
Equation : ∆H = ∆aT + (1/2)*(∆b)*(T^2) - (∆c)*(1/T) + constant ①
constant =
J/mol
T (K)
533.15
∆H at 533K = =
KJ/mol ② ③
9/20/2018
Team Hotel

10. DME Production
MeOH 97.7%
Water 2.3%
9/20/2018
Team Hotel

11. Mass balance 9/20/2018 Team Hotel Stream 1 2 3 4 5 6 7 8 9 10 11 12 1314 15 16 17
Temp. (°C)
25.000
25.250
25.310
33.640
46.000
80.130
80.930
66.870
67.210
Press. (atm)
1.000
16.780
15.100
14.990
14.900
10.260
6.910
1.090
Vapor Fraction
0.000
0.500
0.530
0.046
0.140
Total Flow (kmol/hr)
0.715
Component Flow (kmol/hr)
Methanol
0.118
5.647
DME
Water
67.585
71.046
3.461
Component Mole Fraction
0.914
0.926
0.185
0.294
0.013
0.980
0.371
0.001
0.086
0.074
0.444
0.705
0.706
0.987
0.020
Total
Total Flow (kg/hr)
24307
29911
29913
16438
13475 33
13442
7838
5604
Component Flow (kg/hr)
23089
28631
5726
5722
181
5541
16467
16434
1218
1280
7719
7657 62
Component Mass Fraction
0.950
0.957
0.191
0.425
0.426
0.023
0.989
0.551
0.002
0.050
0.043
0.258
0.573
0.574
0.977
0.011
9/20/2018
Team Hotel

12. Energy Balance
dHform *( -201) KJ/MOLE (-184) KJ/MOLE ( -242) KJ/MOLE
dHreac (-24) KJ/MOLE
9/20/2018
Team Hotel

13. Methanex: http://www.methanex.com/products/methanolprice.html
Economics
Estimated cost of DME IS 300$/MT based on cot of DME on a 5000mt basis
(5000/583)^0.6*(83)=301$/mt
Chemcials
$/Ton
Source
Methanol
482
Methanex:
Dimethyl Ether (DME)
1000
Catalysts
$/ft3
Methanol synthesis
1000 
JMCATALYSTS
9/20/2018
Team Hotel

14. Payout time 9/20/2018 Team Hotel
Comparative Economic Analysis of Gas-to-Liquid Processes for Optimal Product Selection
Chul-Jin Lee and Chonghun Han* School of Chemical and Biological Engineering, Seoul National UniversitySan 56-1, Shillim-dong, Kwanak-gu, Seoul, Korea
9/20/2018
Team Hotel

15. Progress on the report Design Basis BFD PFD showing major equipment
Material and Energy balance
Calculations
Annotated Equipment List
Economic Evaluation factored from Equipment Costs
Utilities
Conceptual Control Scheme
General Arrangement – Major Equipment Layout
Distribution and End-use Issues review
Constraints Review
Applicable Standards
Project Communications File
Information Sources and References
9/20/2018
Team Hotel

16. Next Steps P&ID Energy Sinks/Loads & Streams Identified
Stream numbers/components and etc. (P&T)
Equipment Sizing
Costing ASPEN Process Estimator
9/20/2018
Team Hotel

17. 9/20/2018
Team Hotel