Capturing CO2 from ambient air - David Keith

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2006, Joshuah K. Stolaroff This work is licensed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs 2.5 License. You are free to copy and distribute this work in its original form for noncommercial purposes. View the full license at http://creativecommons.org/licenses/by-nc-nd/2.5/ ii
For my family, friends, and everyone who will be hurt by climate change. iii
Page 1: Capturing CO2 from ambient air: a f
Page 5 and 6: etween the National Science Foundat
Page 7 and 8: Contents Acknowledgments iv Abstrac
Page 9 and 10: List of Figures 1.1 Global CO2 emis
Page 11 and 12: Chapter 1 Introduction The climate
Page 13 and 14: egeneration at a high enough concen
Page 15 and 16: 1.4 Routes to air capture 1.4.1 Org
Page 17 and 18: The NaOH approach is the primary su
Page 19 and 20: there is no compelling reason to ca
Page 21 and 22: 7Na2CO3(l)+5Na2Ti3O7(s) ⇋ 4Na8Ti5
Page 23 and 24: changing the process design to acco
Page 25 and 26: Component / source GJ/t-CO2 electri
Page 27 and 28: Chapter 3 Contactor In this chapter
Page 29 and 30: the CO2 capture rate in a spray sys
Page 31 and 32: CO 2 absorption per pass [mol/l] 10
Page 33 and 34: CO 2 absorption [mmol/pass] 16 14 1
Page 35 and 36: Figure 3.5: Water loss measured in
Page 37 and 38: 3.3.1 CO2 depletion in air With lon
Page 39 and 40: where vt,1 and vt,2 are the termina
Page 41 and 42: surface area [m 2 -surface / m 3 -r
Page 43 and 44: spray mass density [kg / ln(μm)] 1
Page 45 and 46: average surface area [m 2 -spray /
Page 47 and 48: As a bound on the effects of coales
Page 49 and 50: Draft type Height [m] Crosssectiona
Page 51 and 52: 2. Median assumptions, no coalescen
Page 53 and 54:
capture system. We can also see tha
Page 55 and 56:
Multistage spray One possible solut
Page 57 and 58:
Although, the cost of water loss ma
Page 59 and 60:
3.5.6 Solids formation - scaling an
Page 61 and 62:
Chapter 4 Cost of air capture Altho
Page 63 and 64:
Capital Capacity Electric a Thermal
Page 65 and 66:
Component Capital + O&M Energy cost
Page 67 and 68:
Chapter 5 Discussion Overview In th
Page 69 and 70:
5.2 Lessons for assessing of future
Page 71 and 72:
Bibliography Adams, P. J. and Seinf
Page 73 and 74:
IPCC (2001). Climate Change 2001: M
Page 75 and 76:
Tzivion, S., Feingold, G., and Levi
Page 77 and 78:
F Liquid flow rate in the contactor
Page 79 and 80:
Appendix B Experimental details and
Page 81 and 82:
Figure B.2: Photograph of completed
Page 83 and 84:
Figure B.4: Two cranes lift the rea
Page 85 and 86:
fastened together and lined, the re
Page 87 and 88:
The prototype has three particle fi
Page 89 and 90:
Figure B.7: Sampling points of CO2
Page 91 and 92:
In order to calculate CO2 absorbed,
Page 93 and 94:
Absorbed CO 2 [mol/l] 0.3 0.25 0.2
Page 95:
periodic switching of the spray on
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Capturing CO2 from ambient air - David Keith

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