A comparative review of biochar and hydrochar in terms of production, physico-chemical properties and applications

Renewable and Sustainable Energy Reviews

Volumn 45, Issue , 2015, Pages 359-378

  Kambo, Harpreet Singh ^a   Dutta, Animesh ^a  

^a UNIVERSITY OF GUELPH   (Canada)

Author keywords

Biochar; Carbonization; Hydrochar; Hydrothermal; Pyrolysis

Indexed keywords

ALKALINITY; BIOMASS; CALORIFIC VALUE; CARBON; DRYING; FEEDSTOCKS; HEAVY METALS; PYROLYSIS; SOIL POLLUTION; THERMOCHEMISTRY; WATER TREATMENT;

A-STABLE; BIOCHAR; CARBONISATION; CARBONIZATION PROCESS; CHEMICAL APPLICATIONS; HYDROCHAR; HYDROTHERMAL; HYDROTHERMAL CARBONIZATION; PHYSICOCHEMICAL PROPERTY; SLOW PYROLYSIS;

CARBONIZATION;

EID: 84922811938     PISSN: 13640321     EISSN: 18790690     Source Type: Journal    
DOI: 10.1016/j.rser.2015.01.050     Document Type: Review

References (221)

1. British PC. BP statistical review of world energy; 2013. p. 1-48.
2. EIA. International energy outlook 2013, Energy Information Administration. 2013. This publication is on the WEB at: www.eia.gov/forecasts/aeo
3. A. Demirbaş Biomass resource facilities and biomass conversion processing for fuels and chemicals Energy Convers Manag 42 2001 1357 1378
4. N. Özbay, A.E. Pütün, B.B. Uzun, and E. Pütün Biocrude from biomass: pyrolysis of cottonseed cake Renew Energy 24 2001 615 625
5. Perlack RD, Wright LL, Turhollow AF, Graham RL, Stokes BJ, Erbach DC. Biomass as feedstock for a bioenergy and bioproducts industry: the technical feasibility of a billion-ton annual supply. DTIC Document; 2005.
6. T. Bridgeman, J. Jones, I. Shield, and P. Williams Torrefaction of reed canary grass, wheat straw and willow to enhance solid fuel qualities and combustion properties Fuel 87 2008 844 856
7. A. Pimchuai, A. Dutta, and P. Basu Torrefaction of agriculture residue to enhance combustible properties Energy Fuels 24 2010 4638 4645
8. A. Khan, W. De Jong, P. Jansens, and H. Spliethoff Biomass combustion in fluidized bed boilers: potential problems and remedies Fuel Process Technol 90 2009 21 50
9. K. Yip, F. Tian, J.-i. Hayashi, and H. Wu Effect of alkali and alkaline earth metallic species on biochar reactivity and syngas compositions during steam gasification Energy Fuels 24 2009 173 181
10. A. Demirbas Combustion characteristics of different biomass fuels Prog Energy Combust Sci 30 2004 219 230
11. A. Demirbaş Estimating of structural composition of wood and non-wood biomass samples Energy Sources 27 2005 761 767
12. H.B. Goyal, D. Seal, and R.C. Saxena Bio-fuels from thermochemical conversion of renewable resources: a review Renew Sustain Energy Rev 12 2008 504 517
13. R. Saxena, D. Adhikari, and H. Goyal Biomass-based energy fuel through biochemical routes: a review Renew Sustain Energy Rev 13 2009 167 178
14. Z. Liu, A. Quek, S. Kent Hoekman, and R. Balasubramanian Production of solid biochar fuel from waste biomass by hydrothermal carbonization Fuel 103 2013 943 949
15. J. Lehmann, and S. Joseph Biochar for environmental management: science and technology 2009 Routledge-Earthscan
16. D.M. Alonso, S.G. Wettstein, and J.A. Dumesic Bimetallic catalysts for upgrading of biomass to fuels and chemicals Chem Soc Rev 41 2012 8075 8098
17. W.G. Glasser, and S. Sarkanen Lignin, properties and materials Washington, DC, USA 1989 American Chemical Society
18. H. Janshekar, and A. Fiechter Lignin: biosynthesis, application, and biodegradation A. Fiechter, Pentoses and Lignin 1983 Springer Berlin Heidelberg 119 178
19. W. Thielemans, E. Can, S.S. Morye, and R.P. Wool Novel applications of lignin in composite materials J Appl Polym Sci 83 2002 323 331
20. Sun R. Cereal straw as a resource for sustainable biomaterials and biofuels: chemistry, extractives, lignins, hemicelluloses and cellulose. Access Online via Elsevier; 2010.
21. A. Ebringerová Structural diversity and application potential of hemicelluloses Macromol Symp 232 2005 1 12
22. B. Saha Hemicellulose bioconversion J Ind Microbiol Biotechnol 30 2003 279 291
23. M.G. Grønli, G. Várhegyi, and C. Di Blasi Thermogravimetric analysis and devolatilization kinetics of wood Ind Eng Chem Res 41 2002 4201 4208
24. G. Garrote, H. Dominguez, and J. Parajo Hydrothermal processing of lignocellulosic materials Eur J Wood Wood Prod 57 1999 191 202
25. S. Kumar Hydrothermal treatment for biofuels: lignocellulosic biomass to bioethanol, biocrude, and biochar 2010 PhD dissertation, Auburn University https://holocron.lib.auburn.edu/xmlui/bitstream/handle/10415/2055/Sandeep%20Kumar%27s%20Dissertation.pdf?sequence=2
26. D. Fengel, and G. Wegener Wood: chemistry, ultrastructure, reactions 1983 Walter de Gruyter Berlin, New York
27. O. Bobleter Hydrothermal degradation of polymers derived from plants Prog Polym Sci 19 1994 797 841
28. A. Hendriks, and G. Zeeman Pretreatments to enhance the digestibility of lignocellulosic biomass Bioresour Technol 100 2009 10 18
29. N. Kaliyan, and R.V. Morey Natural binders and solid bridge type binding mechanisms in briquettes and pellets made from corn stover and switchgrass Bioresour Technol 101 2010 1082 1090
30. M.T. Reza, J.G. Lynam, V.R. Vasquez, and C.J. Coronella Pelletization of biochar from hydrothermally carbonized wood Environ Prog Sustain Energy 31 2012 225 234
31. Y. Li, and H. Liu High-pressure densification of wood residues to form an upgraded fuel Biomass Bioenergy 19 2000 177 186
32. W. Zech, L. Haumaier, and H. Reinhold Ecological aspects of soil organic matter in tropical land use P.R. Bloom, Humic substances in soil and crop sciences: selected readings 1990 187 202
33. B. Glaser, L. Haumaier, G. Guggenberger, and W. Zech The 'Terra Preta' phenomenon: a model for sustainable agriculture in the humid tropics Naturwissenschaften 88 2001 37 41
34. J. Lehmann Terra Preta Nova - where to from here? W. Woods, W. Teixeira, J. Lehmann, C. Steiner, A. WinklerPrins, L. Rebellato, Amazonian dark earths: Wim Sombroek's vision 2009 Springer Netherlands 473 486
35. J.A. Libra, K.S. Ro, C. Kammann, A. Funke, N.D. Berge, and Y. Neubauer Hydrothermal carbonization of biomass residuals: a comparative review of the chemistry, processes and applications of wet and dry pyrolysis Biofuels 2 2011 71 106
36. J.E. Amonette, and S. Joseph Characteristics of biochar: microchemical properties J. Lehmann, S. Joseph, Biochar for environmental management: science and Technology 2009 33 52
37. D.D. Warnock, J. Lehmann, T.W. Kuyper, and M.C. Rillig Mycorrhizal responses to biochar in soil-concepts and mechanisms Plant Soil 300 2007 9 20
38. M. Ahmad, A.U. Rajapaksha, J.E. Lim, M. Zhang, N. Bolan, and D. Mohan Biochar as a sorbent for contaminant management in soil and water: a review Chemosphere 2013
39. IBI Standardized product definition and product testing guidelines for biochar that is used in Soil 2013 International Biochar Initiative 1 48 http://www.biochar-international.org/sites/default/files/IBI-Biochar-Standards-V1.1.pdf
40. J.J. Manyà Pyrolysis for biochar purposes: a review to establish current knowledge gaps and research needs Environ Sci Technol 46 2012 7939 7954
41. S. Sohi, E. Krull, E. Lopez-Capel, and R. Bol A review of biochar and its use and function in soil Adv Agron 105 2010 47 82
42. A. Funke, and F. Ziegler Hydrothermal carbonization of biomass: a summary and discussion of chemical mechanisms for process engineering Biofuels Bioprod Biorefining 4 2010 160 177
43. C.E. Brewer, K. Schmidt-Rohr, J.A. Satrio, and R.C. Brown Characterization of biochar from fast pyrolysis and gasification systems Environ Prog Sustain Energy 28 2009 386 396
44. A. Fuertes, M.C. Arbestain, M. Sevilla, J. Maciá-Agulló, S. Fiol, and R. López Chemical and structural properties of carbonaceous products obtained by pyrolysis and hydrothermal carbonisation of corn stover Soil Res 48 2010 618 626
45. K. Wiedner, C. Rumpel, C. Steiner, A. Pozzi, R. Maas, and B. Glaser Chemical evaluation of chars produced by thermochemical conversion (gasification, pyrolysis and hydrothermal carbonization) of agro-industrial biomass on a commercial scale Biomass Bioenergy 59 2013 264 278
46. Knežević D. Hydrothermal conversion biomass, MS thesis University of Twente. 2009.
47. S. Mani, S. Sokhansanj, X. Bi, and A. Turhollow Economics of producing fuel pellets from biomass Appl Eng Agric 22 2006 421
48. Sokhansanj S, Fenton J. Cost benefit of biomass supply and pre-processing: BIOCAP Canada Foundation; 2006.
49. J. Lehmann, J. Gaunt, and M. Rondon Bio-char sequestration in terrestrial ecosystems - a review Mitig Adapt Strateg Glob Change 11 2006 395 419
50. H. Kludze, B. Deen, and A. Dutta Impact of agronomic treatments on fuel characteristics of herbaceous biomass for combustion Fuel Process Technol 109 2013 96 102
51. N. Brosse, A. Dufour, X. Meng, Q. Sun, and A. Ragauskas Miscanthus: a fast-growing crop for biofuels and chemicals production Biofuels Bioprod Biorefining 6 2012 580 598
52. Brick S. Biochar: assessing the promise and risks to guide US policy. Natural Resources Defense Council; 2010. p. 1-24.
53. R. Perlack, and A. Turhollow Feedstock cost analysis of corn stover residues for further processing Energy 28 2003 1395 1403
54. N. Mosier, C. Wyman, B. Dale, R. Elander, Y. Lee, and M Holtzapple Features of promising technologies for pretreatment of lignocellulosic biomass Bioresour Technol 96 2005 673 686
55. P.A. Brownsort Biomass pyrolysis processes: performance parameters and their influence on biochar system benefits (MASc thesis) The University of Edinburg 2009
56. D. Mohan, C.U. Pittman, and P.H. Steele Pyrolysis of wood/biomass for bio-oil: a critical review Energy Fuels 20 2006 848 889
57. D.A. Laird, R.C. Brown, J.E. Amonette, and J. Lehmann Review of the pyrolysis platform for coproducing bio-oil and biochar Biofuels Bioprod Biorefining 3 2009 547 562
58. O. Onay, and O.M. Kockar Slow, fast and flash pyrolysis of rapeseed Renew Energy 28 2003 2417 2433
59. A. Bridgwater, and G. Peacocke Fast pyrolysis processes for biomass Renew Sustain Energy Rev 4 2000 1 73
60. D. Vamvuka Bio-oil, solid and gaseous biofuels from biomass pyrolysis processes - an overview Int J Energy Res 35 2011 835 862
61. S.B. Jones, C. Valkenburg, C.W. Walton, D.C. Elliott, J.E. Holladay, and DJ Stevens Production of gasoline and diesel from biomass via fast pyrolysis, hydrotreating and hydrocracking: a design case 2009 Pacific Northwest National Laboratory Richland, WA
62. P.A. Brownsort Biomass pyrolysis processes: performance parameters and their influence on biochar system benefits 2009
63. S. Şensöz, D. AngIn, and S. Yorgun Influence of particle size on the pyrolysis of rapeseed (Brassica napus L.): fuel properties of bio-oil Biomass Bioenergy 19 2000 271 279
64. O. Onay Influence of pyrolysis temperature and heating rate on the production of bio-oil and char from safflower seed by pyrolysis, using a well-swept fixed-bed reactor Fuel Process Technol 88 2007 523 531
65. F. Karaosmanoʇlu, E. Tetik, and E. Göllü Biofuel production using slow pyrolysis of the straw and stalk of the rapeseed plant Fuel Process Technol 59 1999 1 12
66. F. Ronsse, S. Van Hecke, D. Dickinson, and W. Prins Production and characterization of slow pyrolysis biochar: influence of feedstock type and pyrolysis conditions GCB Bioenergy 5 2 2012 104 115
67. L. Zhang, C. Xu, and P. Champagne Overview of recent advances in thermo-chemical conversion of biomass Energy Convers Manag 51 2010 969 982
68. P. Rousset, L. Macedo, J.M. Commandré, and A. Moreira Biomass torrefaction under different oxygen concentrations and its effect on the composition of the solid by-product J Anal Appl Pyrolysis 96 2012 86 91
69. Bergman P, Boersma A, Zwart R, Kiel J. Torrefaction for biomass co-firing in existing coal-fired power stations. Energy Research Centre of the Netherlands, ECN-C-05-013; 2005.
70. M.J. Prins, K.J. Ptasinski, and F.J.J.G. Janssen Torrefaction of wood: Part 1. Weight loss kinetics J Anal Appl Pyrolysis 77 2006 28 34
71. A. Uslu, A.P.C. Faaij, and P.C.A. Bergman Pre-treatment technologies, and their effect on international bioenergy supply chain logistics. Techno-economic evaluation of torrefaction, fast pyrolysis and pelletisation Energy 33 2008 1206 1223
72. B. Acharya, I. Sule, and A. Dutta A review on advances of torrefaction technologies for biomass processing Biomass Convers Biorefinery 2 2012 349 369
73. Bergman PC, Kiel JH. Torrefaction for biomass upgrading. In: Proceedings of the 14th European Biomass Conference. Paris, France; 2005. p. 17-21.
74. J. Deng, G.-j. Wang, J.-h. Kuang, Y.-l. Zhang, and Y.-h. Luo Pretreatment of agricultural residues for co-gasification via torrefaction J Anal Appl Pyrolysis 86 2009 331 337
75. J. Shankar Tumuluru, S. Sokhansanj, J.R. Hess, C.T. Wright, and R.D. Boardman REVIEW: a review on biomass torrefaction process and product properties for energy applications Ind Biotechnol 7 2011 384 401
76. M.J.C. van der Stelt, H. Gerhauser, J.H.A. Kiel, and K.J. Ptasinski Biomass upgrading by torrefaction for the production of biofuels: a review Biomass Bioenergy 35 2011 3748 3762
77. L. Nunes, J. Matias, and J. Catalão A review on torrefied biomass pellets as a sustainable alternative to coal in power generation Renew Sustain Energy Rev 40 2014 153 160
78. B. Batidzirai, A. Mignot,. Schakel, H. Junginger, and A. Faaij Biomass torrefaction technology: techno-economic status and future prospects Energy 62 2013 196 214
79. L.J.R. Nunes, J.C.O. Matias, and J.P.S. Catalão A review on torrefied biomass pellets as a sustainable alternative to coal in power generation Renew Sustain Energy Rev 40 2014 153 160
80. P. McKendry Energy production from biomass (part 1): overview of biomass Bioresour Technol 83 2002 37 46
81. A. Bridgwater The technical and economic feasibility of biomass gasification for power generation Fuel 74 1995 631 653
82. V. Kirubakaran, V. Sivaramakrishnan, R. Nalini, T. Sekar, M. Premalatha, and P. Subramanian A review on gasification of biomass Renew Sustain Energy Rev 13 2009 179 186
83. M. Puig-Arnavat, J.C. Bruno, and A. Coronas Review and analysis of biomass gasification models Renew Sustain Energy Rev 14 2010 2841 2851
84. J.A. Ippolito, D.A. Laird, and W.J. Busscher Environmental benefits of biochar J Environ Qual 41 2012 967 972
85. L. Sivula, A. Oikari, and J. Rintala Toxicity of waste gasification bottom ash leachate Waste Manag 32 2012 1171 1178
86. Laird DA, Rogovska NP, Garcia-Perez M, Collins HP, Streubel JD, Smith M. Chapter 16: Pyrolysis and biochar -opportunities for distributed production and soil quality enhancement. In: Proceedings of the sustainable feedstocks for advanced biofuels workshop; 2011. p. 257-81.
87. Tomlinson T IBI white paper: pyrolysis and gasification of biosolids to produce biochar. IBI Posts; 2013.
88. C. Deal, C.E. Brewer, R.C. Brown, M.A.E. Okure, and A. Amoding Comparison of kiln-derived and gasifier-derived biochars as soil amendments in the humid tropics Biomass Bioenergy 37 2012 161 168
89. S. Carter, S. Shackley, S. Sohi, T. Suy, and S. Haefele The impact of biochar application on soil properties and plant growth of pot grown lettuce (Lactuca sativa) and cabbage (Brassica chinensis) Agronomy 3 2013 404 418
90. S. Shackley, S. Carter, T. Knowles, E. Middelink, S. Haefele, and S. Sohi Sustainable gasification-biochar systems? A case-study of rice-husk gasification in Cambodia, Part I: Context, chemical properties, environmental and health and safety issues Energy Policy 42 2012 49 58
91. J. Mumme, L. Eckervogt, J. Pielert, M. Diakité, F. Rupp, and J. Kern Hydrothermal carbonization of anaerobically digested maize silage Bioresour Technol 102 2011 9255 9260
92. S.K. Hoekman, A. Broch, C. Robbins, B. Zielinska, and L. Felix Hydrothermal carbonization (HTC) of selected woody and herbaceous biomass feedstocks Biomass Convers Biorefinery 3 2013 113 126
93. Bergius F. Chemical reactions under high pressure. Nobel Foundation (Lecture Note); 1931. p 1-33.
94. A. Kruse, A. Funke, and M.-M. Titirici Hydrothermal conversion of biomass to fuels and energetic materials Curr Opin Chem Biol 17 2013 515 521
95. M.-M. Titirici, R.J. White, C. Falco, and M. Sevilla Black perspectives for a green future: hydrothermal carbons for environment protection and energy storage Energy Environ Sci 5 2012 6796 6822
96. S. Avola, M. Guillot, D. da Silva-Perez, S. Pellet-Rostaing, W. Kunz, and F. Goettmann Organic chemistry under hydrothermal conditions Pure Appl Chem 85 2012 89 103
97. I. Pavlovič, Ž. Knez, and M. Škerget Hydrothermal reactions of agricultural and food processing wastes in sub- and supercritical water: a review of fundamentals, mechanisms, and state of research J Agric Food Chem 61 2013 8003 8025
98. A.A. Peterson, F. Vogel, R.P. Lachance, M. Fröling, M.J. Antal Jr., and J.W. Tester Thermochemical biofuel production in hydrothermal media: a review of sub-and supercritical water technologies Energy Environ Sci 1 2008 32 65
99. K. Tekin, S. Karagöz, and S. Bektaş A review of hydrothermal biomass processing Renew Sustain Energy Rev 40 2014 673 687
100. V. Benavente, E. Calabuig, and A. Fullana Upgrading of moist agro-industrial wastes by hydrothermal carbonization J Anal Appl Pyrolysis 2014 In Press
101. W. Yan, J.T. Hastings, T.C. Acharjee, C.J. Coronella, and V.R. VaÍsquez Mass and energy balances of wet torrefaction of lignocellulosic biomass Energy Fuels 24 2010 4738 4742
102. Kambo H, Dutta A. Hydrothermal carbonization (HTC): an innovative process for the conversion of low quality lignocellulosic biomass to hydrochar for replacing coal. In: Proceedings of the 9th Annual Green Energy Conference (IGEC-IX). Tianjin, China; May 25-28, 2014.
103. W. Yan, T.C. Acharjee, C.J. Coronella, and V.R. Vásquez Thermal pretreatment of lignocellulosic biomass Environ Prog Sustain Energy 28 2009 435 440
104. M. Pala, I.C. Kantarli, H.B. Buyukisik, and J. Yanik Hydrothermal carbonization and torrefaction of grape pomace: a comparative evaluation Bioresour Technol 161 2014 255 262
105. Z. Liu, and R. Balasubramanian Upgrading of waste biomass by hydrothermal carbonization (HTC) and low temperature pyrolysis (LTP): a comparative evaluation Appl Energy 114 2014 857 864
106. J.G. Lynam, C.J. Coronella, W. Yan, M.T. Reza, and V.R. Vasquez Acetic acid and lithium chloride effects on hydrothermal carbonization of lignocellulosic biomass Bioresour Technol 102 2011 6192 6199
107. J.G. Lynam, M. Toufiq Reza, V.R. Vasquez, and C.J. Coronella Effect of salt addition on hydrothermal carbonization of lignocellulosic biomass Fuel 99 2012 271 273
108. M.C. Mensinger Wet carbonization of peat: states-of-the-art review 1980 IIT Center Chicago, IL
109. S. Novianti, M.K. Biddinika, P. Prawisudha, and K. Yoshikawa Upgrading of palm oil empty fruit bunch employing hydrothermal treatment in lab-scale and pilot scale Procedia Environ Sci 20 2014 46 54
110. A. Tremel, J. Stemann, M. Herrmann, B. Erlach, and H. Spliethoff Entrained flow gasification of biocoal from hydrothermal carbonization Fuel 102 2012 396 403
111. 2 capture Energy Environ Sci 4 2011 1765 1771
112. M. Hitzl, A. Corma, F. Pomares, and M. Renz The hydrothermal carbonization (HTC) plant as a decentral biorefinery for wet biomass Catal Today 2014 In Press
113. P. Zhao, Y. Shen, S. Ge, Z. Chen, and K. Yoshikawa Clean solid biofuel production from high moisture content waste biomass employing hydrothermal treatment Appl Energy 131 2014 345 367
114. D. Kim, K. Lee, and K.Y. Park Hydrothermal carbonization of anaerobically digested sludge for solid fuel production and energy recovery Fuel 130 2014 120 125
115. Y. Marcus On transport properties of hot liquid and supercritical water and their relationship to the hydrogen bonding Fluid Phase Equilibria 164 1999 131 142
116. A.G. Kalinichev, and S.V. Churakov Size and topology of molecular clusters in supercritical water: a molecular dynamics simulation Chem Phys Lett 302 1999 411 417
117. P. Kritzer, and E. Dinjus An assessment of supercritical water oxidation (SCWO): existing problems, possible solutions and new reactor concepts Chem Eng J 83 2001 207 214
118. R. Weber, S. Yoshida, and K. Miwa PCB destruction in subcritical and supercritical water evaluation of PCDF formation and initial steps of degradation mechanisms Environ Sci Technol 36 2002 1839 1844
119. Y. Yu, X. Lou, and H. Wu Some recent advances in hydrolysis of biomass in hot-compressed water and its comparisons with other hydrolysis methods† Energy Fuels 22 2007 46 60
120. R. Hashaikeh, Z. Fang, I. Butler, J. Hawari, and J. Kozinski Hydrothermal dissolution of willow in hot compressed water as a model for biomass conversion Fuel 86 2007 1614 1622
121. A. Kruse, and N. Dahmen Water - a magic solvent for biomass conversion J Supercrit Fluids 96 2015 36 45
122. A. Tortosa Masiá, B. Buhre, R. Gupta, and T. Wall Characterising ash of biomass and waste Fuel Process Technol 88 2007 1071 1081
123. L.L. Baxter, T.R. Miles, T.R. Miles Jr., B.M. Jenkins, T. Milne, and D. Dayton The behavior of inorganic material in biomass-fired power boilers: field and laboratory experiences Fuel Process Technol 54 1998 47 78
124. P. Gullón, A. Romaní, C. Vila, G. Garrote, and J.C. Parajó Potential of hydrothermal treatments in lignocellulose biorefineries Biofuels Bioprod Biorefining 6 2012 219 232
125. B.M. Kabyemela, T. Adschiri, R.M. Malaluan, and K. Arai Glucose and fructose decomposition in subcritical and supercritical water: detailed reaction pathway, mechanisms, and kinetics Ind Eng Chem Res 38 1999 2888 2895
126. Y. Su, H.M. Brown, X. Huang, X.-d. Zhou, J.E. Amonette, and Z.C. Zhang Single-step conversion of cellulose to 5-hydroxymethylfurfural (HMF), a versatile platform chemical Appl Catal A: Gen 361 2009 117 122
127. T Werpy, G. Petersen, and Added Top Value Chemicals from Biomass 2004 US Department of Energy, Energy Efficiency and Renewable Energy 1 76 http://www.nrel.gov/docs/fy04osti/35523.pdf
128. J. Stemann, B. Erlach, and F. Ziegler Hydrothermal carbonisation of empty palm oil fruit bunches: laboratory trials, plant simulation, carbon avoidance, and economic feasibility Waste Biomass Valoriz 4 2013 441 454
129. B. Wirth, and J. Mumme Anaerobic digestion of waste water from hydrothermal carbonization of corn silage Appl Bioenergy 2013 1 10
130. A. Demirbas Effects of temperature and particle size on bio-char yield from pyrolysis of agricultural residues J Anal Appl Pyrolysis 72 2004 243 248
131. S.P. Verevkin, V.N. Emel'yanenko, E.N. Stepurko, R.V. Ralys, D.H. Zaitsau, and A. Stark Biomass-derived platform chemicals: thermodynamic studies on the conversion of 5-hydroxymethylfurfural into bulk intermediates Ind Eng Chem Res 48 2009 10087 10093
132. P. Regmi, J.L. Garcia Moscoso, S. Kumar, X. Cao, J. Mao, and G. Schafran Removal of copper and cadmium from aqueous solution using switchgrass biochar produced via hydrothermal carbonization process J Environ Manag 109 2012 61 69
133. R.L. de Souza, H. Yu, F. Rataboul, and N. Essayem 5-Hydroxymethylfurfural (5-HMF) Production from Hexoses: limits of heterogeneous catalysis in hydrothermal conditions and potential of concentrated aqueous organic acids as reactive solvent system Challenges 3 2012 212 232
134. F.S. Asghari, and H. Yoshida Acid-catalyzed production of 5-hydroxymethyl furfural from d-fructose in subcritical water Ind Eng Chem Res 45 2006 2163 2173
135. P. Nilges, T.R. dos Santos, F. Harnisch, and U. Schröder Electrochemistry for biofuel generation: electrochemical conversion of levulinic acid to octane Energy Environ Sci 5 2012 5231 5235
136. E.M. Hodgson, D.J. Nowakowski, I. Shield, A. Riche, A.V. Bridgwater, and J.C. Clifton-Brown Variation in Miscanthus chemical composition and implications for conversion by pyrolysis and thermo-chemical bio-refining for fuels and chemicals Bioresour Technol 102 2011 3411 3418
137. DW. van Krevelen Graphical-statistical method for the study of structure and reaction processes of coal Fuel 29 1950 269 284
138. Z. Liu, A. Quek, S. Kent Hoekman, and R. Balasubramanian Production of solid biochar fuel from waste biomass by hydrothermal carbonization Fuel 103 2013 943 949
139. L.-P. Xiao, Z.-J. Shi, F. Xu, and R.-C. Sun Hydrothermal carbonization of lignocellulosic biomass Bioresour Technol 118 2012 619 623
140. A. Downie, A. Crosky, and P. Munroe Physical properties of biochar J. Lehmann, S. Joseph, Biochar for environmental management: science and technology 2009 13 32
141. A.B. Fuertes, M.C. Arbestain, M. Sevilla, J.A. Maciá-Agulló, S. Fiol, and R. López Chemical and structural properties of carbonaceous products obtained by pyrolysis and hydrothermal carbonisation of corn stover Soil Res 48 2010 618 626
142. N. Baccile, G. Laurent, F. Babonneau, F. Fayon, M.-M. Titirici, and M. Antonietti Structural characterization of hydrothermal carbon spheres by advanced solid-state MAS 13C NMR investigations J Phys Chem C 113 2009 9644 9654
143. X. Cao, K.S. Ro, M. Chappell, Y. Li, and J. Mao Chemical structures of swine-manure chars produced under different carbonization conditions investigated by advanced solid-state 13C Nuclear Magnetic Resonance (NMR) spectroscopy Energy Fuels 25 2010 388 397
144. M. Guiotoku, F.A. Hansel, E.H. Novotny, and C.M.B.dF Maia Molecular and morphological characterization of hydrochar produced by microwave-assisted hydrothermal carbonization of cellulose Pesqui Agropecu Bras 47 2012 687 692
145. F. Shafizadeh Introduction to pyrolysis of biomass J Anal Appl Pyrolysis 3 1982 283 305
146. M.J. Wornat, R.H. Hurt, N.Y. Yang, and T.J. Headley Structural and compositional transformations of biomass chars during combustion Combust Flame 100 1995 131 143
147. M. Sevilla, and M. Titirici Hydrothermal carbonization: a greener route towards the synthesis of advanced carbon materials Bol Grupo Español Carbón 25 2012 7 17
148. M. Sevilla, and A. Fuertes The production of carbon materials by hydrothermal carbonization of cellulose Carbon 47 2009 2281 2289
149. S. Schimmelpfennig, and B. Glaser One step forward toward characterization: some important material properties to distinguish biochars J Environ Qual 41 2012 1001 1013
150. D. AngIn Effect of pyrolysis temperature and heating rate on biochar obtained from pyrolysis of safflower seed press cake Bioresour Technol 128 2013 593 597
151. S. Kloss, F. Zehetner, A. Dellantonio, R. Hamid, F. Ottner, and V. Liedtke Characterization of slow pyrolysis biochars: effects of feedstocks and pyrolysis temperature on biochar properties J Environ Qual 41 2012 990 1000
152. 2: chemical and structural properties of the carbonized products Biomass Bioenergy 35 2011 3152 3159
153. Z. Liu, F.-S. Zhang, and J. Wu Characterization and application of chars produced from pinewood pyrolysis and hydrothermal treatment Fuel 89 2010 510 514
154. G.K. Parshetti, S. Kent Hoekman, and R. Balasubramanian Chemical, structural and combustion characteristics of carbonaceous products obtained by hydrothermal carbonization of palm empty fruit bunches Bioresour Technol 135 2013 683 689
155. Y. Gao, X. Wang, J. Wang, X. Li, J. Cheng, and H. Yang Effect of residence time on chemical and structural properties of hydrochar obtained by hydrothermal carbonization of water hyacinth Energy 58 2013 376 383
156. M.T. Reza, A.G. Borrego, and B. Wirth Optical texture of hydrochar from maize silage and maize silage digestate Int J Coal Geol 134 2014 74 79
157. 2 gasification pressure on the surface area and pore size distribution of petroleum coke Energy Fuels 25 2011 5250 5256
158. M.K.B. Gratuito, T. Panyathanmaporn, R.A. Chumnanklang, N. Sirinuntawittaya, and A. Dutta Production of activated carbon from coconut shell: optimization using response surface methodology Bioresour Technol 99 2008 4887 4895
159. 2 activation Chem Eng J 105 2004 53 59
160. M. Uchimiya, I.M. Lima, K.T. Klasson, and L.H. Wartelle Contaminant immobilization and nutrient release by biochar soil amendment: roles of natural organic matter Chemosphere 80 2010 935 940
161. 2 and steam J Colloid Interface Sci 232 2000 45 49
162. A.C. Lua, and T. Yang Effect of activation temperature on the textural and chemical properties of potassium hydroxide activated carbon prepared from pistachio-nut shell J Colloid Interface Sci 274 2004 594 601
163. 2 Appl Energy 112 2013 526 532
164. S. Román, J.M. Valente Nabais, B. Ledesma, J.F. González, C. Laginhas, and M.M. Titirici Production of low-cost adsorbents with tunable surface chemistry by conjunction of hydrothermal carbonization and activation processes Microporous Mesoporous Mater 165 2013 127 133
165. G. Pari, S. Darmawan, and B. Prihandoko Porous carbon spheres from hydrothermal carbonization and KOH activation on cassava and tapioca flour raw material Procedia Environ Sci 20 2014 342 351
166. C. Falco, J.P. Marco-Lozar, D. Salinas-Torres, E. Morallón, D. Cazorla-Amorós, and M.M. Titirici Tailoring the porosity of chemically activated hydrothermal carbons: influence of the precursor and hydrothermal carbonization temperature Carbon 62 2013 346 355
167. M.T. Reza, J. Andert, B. Wirth, D. Busch, J. Pielert, and J.G. Lynam Hydrothermal carbonization of biomass for energy and crop production Appl Bioenergy 2014 1
168. M.T. Reza, J.G. Lynam, M.H. Uddin, and C.J. Coronella Hydrothermal carbonization: fate of inorganics Biomass Bioenergy 49 2013 86 94
169. R. Becker, U. Dorgerloh, M. Helmis, J. Mumme, M. Diakité, and I. Nehls Hydrothermally carbonized plant materials: patterns of volatile organic compounds detected by gas chromatography Bioresour Technol 130 2013 621 628
170. M.T. Reza, M.H. Uddin, J.G. Lynam, and C.J. Coronella Engineered pellets from dry torrefied and HTC biochar blends Biomass Bioenergy 63 2014 229 238
171. H.S. Kambo, and A. Dutta Strength, storage, and combustion characteristics of densified lignocellulosic biomass produced via torrefaction and hydrothermal carbonization Appl Energy 135 2014 182 191
172. T.C. Acharjee, C.J. Coronella, and V.R. Vasquez Effect of thermal pretreatment on equilibrium moisture content of lignocellulosic biomass Bioresour Technol 102 2011 4849 4854
173. B. Acharya, and A. Dutta Characterization of torrefied willow for combustion application J Biobased Mater Bioenergy 7 2013 667 674
174. Bergman PC, Boersma AR, Kiel JH, Prins MJ, Ptasinski KJ, Janssen F.Torrefaction for entrained-flow gasification of biomass; 2005.
175. J. Lehmann A handful of carbon Nature 447 2007 143 144
176. J.W. Lee, B. Hawkins, D.M. Day, and D.C. Reicosky Sustainability: the capacity of smokeless biomass pyrolysis for energy production, global carbon capture and sequestration Energy Environ Sci 3 2010 1695 1705
177. J.L. Gaunt, and J. Lehmann Energy balance and emissions associated with biochar sequestration and pyrolysis bioenergy production Environ Sci Technol 42 2008 4152 4158
178. J.M. Grossman, B.E. O'Neill, S.M. Tsai, B. Liang, E. Neves, and J. Lehmann Amazonian anthrosols support similar microbial communities that differ distinctly from those extant in adjacent, unmodified soils of the same mineralogy Microb Ecol 60 2010 192 205
179. J. Lehmann, C. Czimczik, D. Laird, and S. Sohi Stability of biochar in soil J. Lehmann, S. Joseph, Biochar for environmental management: science and technology 2009 183 205
180. C. Di Blasi, G. Signorelli, C. Di Russo, and G. Rea Product distribution from pyrolysis of wood and agricultural residues Ind Eng Chem Res 38 1999 2216 2224
181. S. Meyer, B. Glaser, and P. Quicker Technical, economical, and climate-related aspects of biochar production technologies: a literature review Environ Sci Technol 45 2011 9473 9483
182. M.Y. Zhao, A. Enders, and J. Lehmann Short-and long-term flammability of biochars Biomass Bioenergy 69 2014 183 191
183. I. Baskyr, B. Weiner, G. Riedel, J. Poerschmann, and F.-D. Kopinke Wet oxidation of char-water-slurries from hydrothermal carbonization of paper and brewer's spent grains Fuel Process Technol 128 2014 425 431
184. Berge ND, Kammann C, Ro K, Libra J. Environmental applications of hydrothermal carbonization technology: biochar production, carbon sequestration, and waste conversion. In: Sustainable carbon materials from hydrothermal processes; 2013. p. 295-40.
185. C. Naisse, C. Girardin, R. Lefevre, A. Pozzi, R. Maas, and A. Stark Effect of physical weathering on the carbon sequestration potential of biochars and hydrochars in soil GCB Bioenergy 2014 1 9
186. N. Eibisch, M. Helfrich, A. Don, R. Mikutta, A. Kruse, and R. Ellerbrock Properties and degradability of hydrothermal carbonization products J Environ Qual 42 2013 1565 1573
187. M.C. Rillig, M. Wagner, M. Salem, P.M. Antunes, C. George, and H.-G. Ramke Material derived from hydrothermal carbonization: effects on plant growth and arbuscular mycorrhiza Appl Soil Ecol 45 2010 238 242
188. S. Malghani, G. Gleixner, and S.E. Trumbore Chars produced by slow pyrolysis and hydrothermal carbonization vary in carbon sequestration potential and greenhouse gases emissions Soil Biol Biochem 62 2013 137 146
189. C. Kammann, S. Ratering, C. Eckhard, and C. Müller Biochar and hydrochar effects on greenhouse gas (carbon dioxide, nitrous oxide, and methane) fluxes from soils J Environ Qual 41 2012 1052 1066
190. S. Schimmelpfennig, C. Müller, L. Grünhage, C. Koch, and C. Kammann Biochar, hydrochar and uncarbonized feedstock application to permanent grassland - effects on greenhouse gas emissions and plant growth Agric Ecosyst Environ 191 2014 39 52
191. P. Jha, A. Biswas, B. Lakaria, and A.S. Rao Biochar in agriculture - prospects and related implications Curr Sci 99 2010 1218 1225
192. P. Blackwell, G. Riethmuller, and M. Collins Biochar application to soil. J. Lehmann, S. Joseph, Biochar for environmental management: science and technology 2009 207 226
193. C. Barrow Biochar: potential for countering land degradation and for improving agriculture Appl Geogr 34 2012 21 28
194. CW. Edmunds The effects of biochar amendment to soil on bioenergy crop yield and biomass composition (Masters thesis) 2012 University of Tennessee Knoxville
195. C. Atkinson, J. Fitzgerald, and N. Hipps Potential mechanisms for achieving agricultural benefits from biochar application to temperate soils: a review Plant Soil 337 2010 1 18
196. C.-H. Cheng, J. Lehmann, and M.H. Engelhard Natural oxidation of black carbon in soils: changes in molecular form and surface charge along a climosequence Geochim Cosmochim Acta 72 2008 1598 1610
197. Brunn E. Application of fast pyrolysis biochar to a loamy soil - effects on carbon and nitrogen dynamics and potential for carbon sequestration. Ph.D. dissertation. RISØ-78 (EN). Biosystem Division; 2011.
198. G. Xu, Y. Lv, J. Sun, H. Shao, and L. Wei Recent advances in biochar applications in agricultural soils: benefits and environmental implications CLEAN - Soil Air Water 40 2012 1093 1098
199. F.P. Vaccari, S. Baronti, E. Lugato, L. Genesio, S. Castaldi, and F. Fornasier Biochar as a strategy to sequester carbon and increase yield in durum wheat Eur J Agron 34 2011 231 238
200. K.Y. Chan, and Z. Xu Biochar: nutrient properties and their enhancement J. Lehmann, S. Joseph, Biochar for environmental management: science and technology. Routledge, Earthscan, London 2009 67 84
201. S. Jeffery, F.G.A. Verheijen, M. van der Velde, and A.C. Bastos A quantitative review of the effects of biochar application to soils on crop productivity using meta-analysis Agric Ecosyst Environ 144 2011 175 187
202. I. Bargmann, M.C. Rillig, A. Kruse, J.M. Greef, and M. Kücke Effects of hydrochar application on the dynamics of soluble nitrogen in soils and on plant availability J Plant Nutr Soil Sci 177 2014 48 58
203. D. Kołodyńska, R. Wnętrzak, J. Leahy, M. Hayes, W. Kwapiński, and Z. Hubicki Kinetic and adsorptive characterization of biochar in metal ions removal Chem Eng J 197 2012 295 305
204. O.S. Amuda, A.A. Giwa, and I.A. Bello Removal of heavy metal from industrial wastewater using modified activated coconut shell carbon Biochem Eng J 36 2007 174 181
205. 4 and water vapor activation Fuel Process Technol 87 2006 899 905
206. D. Kalderis, D. Koutoulakis, P. Paraskeva, E. Diamadopoulos, E. Otal, and Valle J.O.d. Adsorption of polluting substances on activated carbons prepared from rice husk and sugarcane bagasse Chem Eng J 144 2008 42 50
207. 2+ from aqueous solution using chars from pyrolysis and microwave-assisted hydrothermal carbonization of Prosopis africana shell J Ind Eng Chem 20 2014 3467 3473
208. S. Kumar, V.A. Loganathan, R.B. Gupta, and M.O. Barnett An assessment of U(VI) removal from groundwater using biochar produced from hydrothermal carbonization J Environ Manag 92 2011 2504 2512
209. Z. Liu, and F.-S. Zhang Removal of lead from water using biochars prepared from hydrothermal liquefaction of biomass J Hazard Mater 167 2009 933 939
210. L. Dai, B. Wu, F. Tan, M. He, W. Wang, and H. Qin Engineered hydrochar composites for phosphorus removal/recovery: lanthanum doped hydrochar prepared by hydrothermal carbonization of lanthanum pretreated rice straw Bioresour Technol 161 2014 327 332
211. T. Li, J. Shen, S. Huang, N. Li, and M. Ye Hydrothermal carbonization synthesis of a novel montmorillonite supported carbon nanosphere adsorbent for removal of Cr (VI) from waste water Appl Clay Sci 93-94 2014 48 55
212. G.K. Parshetti, S. Chowdhury, and R. Balasubramanian Hydrothermal conversion of urban food waste to chars for removal of textile dyes from contaminated waters Bioresour Technol 161 2014 310 319
213. X. Zhu, Y. Liu, F. Qian, C. Zhou, S. Zhang, and J. Chen Preparation of magnetic porous carbon from waste hydrochar by simultaneous activation and magnetization for tetracycline removal Bioresour Technol 154 2014 209 214
214. X. Tong, Y. Ma, and Y. Li Biomass into chemicals: conversion of sugars to furan derivatives by catalytic processes Appl Catal A: Gen 385 2010 1 13
215. J. Lewkowski Synthesis, chemistry and applications of 5-hydroxymethylfurfural and its derivatives Arch Org Chem 1 2001 17 54
216. B Husk, and J. Major Commercial scale agricultural biochar field trial in Québec,Canada, over two years: effects of biochar on soil fertility, biology, cropproductivity and quality 2010
217. Zhengwen H, Jianliang Z, Xu Z, Zhengyun F, Jing L. Preparation of biomass char for ironmaking and its reactivity. In: Advances in materials science for environmental and energy technologies. John Wiley & Sons, Inc.; 2012. p. 55-63.
218. I. Agirre, T. Griessacher, G. Rösler, and J. Antrekowitsch Production of charcoal as an alternative reducing agent from agricultural residues using a semi-continuous semi-pilot scale pyrolysis screw reactor Fuel Process Technol 106 2013 114 121
219. G. Pilon, and J.-M. Lavoie Characterization of switchgrass char produced in torrefaction and pyrolysis conditions BioResources 6 2011 4824 4839
220. Q.-V. Bach, K.-Q. Tran, R.A. Khalil, Ø. Skreiberg, and G. Seisenbaeva Comparative assessment of wet torrefaction Energy Fuels 27 2013 6743 6753
221. S.A. Channiwala, and PP. Parikh A unified correlation for estimating HHV of solid, liquid and gaseous fuels Fuel 81 2002 1051 1063