Novel Design of an Integrated Pulp Mill Biorefinery for the ...

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Specific Heat of Steam (cp) kJ/kgK 2.733 Turbine Efficiency 0.9 Property of LP Steam Pressure bar 4.5 Temperature °C 156 Enthalpy MJ/kg 2.753 Specific Heat of Steam (cp) kJ/kgK 2.339 Turbine Efficiency 0.485 Property of Superheated Steam Pressure bar 117 Temperature °C 540 Enthalpy MJ/kg 3.4567 Specific Heat of Steam (cp) kJ/kgK 2.5895 a. http://www.spiraxsarco.com/esc/SSW_Properties.aspx Steam Turbine Generate Electricity Required Electricity MWe 56.3 Power from MP Steam Flow Rate kg/s 6 Power MWe 1.94 Power from LP Steam Flow Rate kg/s 57 Power MWe 19.45 Power from Syngas cooled steam Flow Rate kg/s 159.3 Power MWe 54.37 Generated power in ST with DME purge gas MWe 75.76 Power from FTD Synthesis Steam Flow Rate kg/s 126.8 Power MWe 21.77 Generated power in ST with FTD purge gas MWe 99.2 Steam Distribution Required MP Steam kg/s 37.5 Required LP Steam kg/s 61.3 MP Steam from Syngas heated kg/s 31.5 LP Steam from Syngas heated kg/s 4.3 104
Appendix F: Concept Map 105
Page 1 and 2:
Novel Design of an Integrated Pulp
Page 3 and 4:
Table of Contents List of Figures .
Page 5 and 6:
List of Figures Figure 1: Price of
Page 7 and 8:
1 Introduction The global transport
Page 9 and 10:
2 Background 2.1 Pulp Mill Backgrou
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2.1.2.2 Chemical Pulping The most c
Page 13 and 14:
sodium sulfide and sodium carbonate
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process described in the section on
Page 17 and 18:
2.2.1 Low-Temperature Black Liquor
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Figure 2: Chemrec gasification proc
Page 21 and 22:
Table 3: Average syngas composition
Page 23 and 24:
DME than that could be obtained fro
Page 25 and 26:
U.S. Patent[58] and European Patent
Page 27 and 28:
Figure 4: Topsøe gas phase technol
Page 29 and 30:
DME Workshop, Japan (Sept. 7, 2000)
Page 31 and 32:
2.4.1. Fischer-Tropsch Reactors The
Page 33 and 34:
kpH 2 pCO Cobalt rate = 2 (2.4.1) (
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invention of Fischer-Tropsch in the
Page 37 and 38:
Table 7: hydrocarbons and associate
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3 Process Design 3.1 Pulp Mill 3.1.
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carbonate is fired in a lime kiln t
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lost and the pulp that provides tha
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Table 16: General operating paramet
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Table 19: Ash analysis of Pittsburg
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Table 22: Experimental syngas compo
Page 51 and 52:
3.2.5 Process Options and Flexibili
Page 53 and 54: Nitrogen compounds Nitrogen from th
Page 55 and 56: 3.3.2.3 Reactors A single-step gas
Page 57 and 58: Table 27: FT-diesel fuel synthesis
Page 59 and 60: 3.5.2 Power Generation Process Desi
Page 61 and 62: Figure 21: Schematic of biorefinery
Page 63 and 64: ar) reacts with the fuel in the com
Page 65 and 66: Figure 25showed the detailed energy
Page 67 and 68: 4. Design Summary The DME design an
Page 69 and 70: Figure 27: Mass and energy flow of
Page 71 and 72: References 1. Åhman, M., G. Modig,
Page 73 and 74: 42. R.A. Peascoe, J.R.K., C.R. Hubb
Page 75 and 76: PerformanceSimulation. 2006, Prince
Page 77 and 78: Appendix Appendix A MP Steam Demand
Page 79 and 80: Appendix B: Composite Fuel Blend to
Page 81 and 82: DME Density = 0.67 kg/L (at 20 °C)
Page 83 and 84: Air Separation Unit Requirements Ba
Page 85 and 86: Purge gas: CO conversion is 60%, 40
Page 87 and 88: Appendix D: FTD Synthesis Two diffe
Page 89 and 90: Table D.3: The hydrocarbon product
Page 91 and 92: Figure D.3 Mass and energy balance
Page 93 and 94: Table D.3 Mass and energy balance o
Page 95 and 96: Appendix E: Heat and Power Generati
Page 97 and 98: Energy H2O absorbed MW 46.71 Using
Page 99 and 100: Combustion 2CO+O2→ 2CO2 + 566 kJ/
Page 101 and 102: Specific Heat (cp) b kJ/kgK 1.072 E
Page 103: Specific Heat of Steam (cp) kJ/kgK
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