Grate-firing of biomass for heat and power production

Progress in Energy and Combustion Science

Volumn 34, Issue 6, 2008, Pages 725-754

  Yin, Chungen ^a   Rosendahl, Lasse A ^a   Kær, Søren K ^a  

^a AALBORG UNIVERSITY   (Denmark)

Author keywords

Biomass; CFD; Corrosion; Deposit formation; Fluidized bed; Grate fired boiler; Particulate matter; Pollutant emission

Indexed keywords

BIOLOGICAL MATERIALS; BIOMASS; BOILER FIRING; BOILERS; COMBUSTION; COMPUTATIONAL FLUID DYNAMICS; DYNAMICS; ENERGY RESOURCES; ENGINEERING RESEARCH; FLUID DYNAMICS; FLUID MECHANICS; FLUIDIZATION; FLUIDIZED BEDS; FOSSIL FUEL POWER PLANTS; FOSSIL FUELS; FUELS; MECHANISMS; RENEWABLE ENERGY RESOURCES; RESEARCH; RESEARCH AND DEVELOPMENT MANAGEMENT; SMOKE; TECHNOLOGY; THERMOCHEMISTRY;

BIOMASS COMBUSTION; CFD; COMBUSTION MECHANISMS; COMPUTATIONAL FLUID DYNAMICS SIMULATIONS; CORROSION; CRITICAL PROBLEMS; DEPOSIT FORMATION; ENERGY SOURCING; ENVIRONMENTALLY-FRIENDLY; FLUIDIZED BED; FUEL PREPARATION; FUTURE RESEARCH; GRATE-FIRED BOILER; GRATE-FIRING; HEAT AND POWER PRODUCTION; KEY ELEMENTS; LITERATURE SURVEYS; MOISTURE CONTENT; PARTICULATE MATTER; POLLUTANT EMISSION; POLLUTANT FORMATION; RESEARCH AND DEVELOPMENT; SECONDARY AIR;

FLUIDIZED BED COMBUSTION;

EID: 53049106589     PISSN: 03601285     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.pecs.2008.05.002     Document Type: Review

References (211)

1. EU renewable energy policy. 〈http://www.euractiv.com/en/energy/eu-renewable-energy-policy/article-117536〉. March 2007.
2. Göerner K. Waste incineration: European state-of-the-art and new development. IFRF Combustion Journal 2003, Article No. 200303. 32pp.
3. Morrow RS. Renewable fuel grate firing combustion technology-the European experience. 2005; 〈http://www.mass.gov/doer/rps/mor-rpt.pdf〉.
4. Subramanian A.K., and Marwaha Y. Use of bagasse and other biomass fuels in high pressure travelling grate boilers. Int Sugar J 108 (2006) 6-9
5. Ruth L.A. Energy from municipal solid waste: a comparison with coal combustion technology. Progr Energy Combust Sci 24 (1998) 545-564
6. Werther J., and Ogada T. Sewage sludge combustion. Progr Energy Combust Sci 25 (1999) 55-116
7. Werther J., Saenger M., Hartge E.U., Ogada T., and Siagi Z. Combustion of agricultural residues. Progr Energy Combust Sci 26 (2000) 1-27
8. Sami M., Annamalai K., and Wooldridge M. Co-firing of coal and biomass fuel blends. Progr Energy Combust Sci 27 (2001) 171-214
9. Williams A., Pourkashanian M., and Jones J.M. Combustion of pulverised coal and biomass. Progr Energy Combust Sci 27 (2001) 587-610
10. Nielsen H.P., Frandsen F.J., Dam-Johansen K., and Baxter L.L. The implications of chlorine-associated corrosion on the operation of biomass-fired boilers. Progr Energy Combust Sci 26 (2000) 283-298
11. Glarborg P., Jensen A.D., and Johnsson J.E. Fuel-N conversion in solid fuel fired systems. Progr Energy Combust Sci 29 (2003) 89-113
12. Demirbas A. Combustion characteristics of different biomass fuels. Progr Energy Combust Sci 30 (2004) 219-230
13. Demirbas A. Potential applications of renewable energy sources, biomass combustion problems in boiler power systems and combustion related environmental issues. Progr Energy Combust Sci 31 (2005) 171-192
14. Easterly J.L., and Burnham M. Overview of biomass and waste fuel resources for power production. Biomass Bioenergy 10 (1996) 79-92
15. Smeets E.M.W., Faaij A.P.C., Lewandowski I.M., and Turkenburg W.C. A bottom-up assessment and review of global bio-energy potentials to 2050. Progr Energy Combust Sci 33 (2007) 56-106
16. DMU (National Environmental Research Institute, Denmark). Greenhouse gases. 〈http://www2.dmu.dk/1_Viden/2_miljoe-tilstand/3_luft/4_adaei/greenhouse_gases_en.asp〉.
17. Hein K.R.G., and Bemtgen J.M. EU clean coal technology-co-combustion of coal and biomass. Fuel Processing Technol 54 (1998) 159-169
18. Spliethoff H., and Hein K.R.G. Effect of co-combustion of biomass on emissions in pulverized fuel furnaces. Fuel Processing Technol 54 (1998) 189-205
19. Jenkins B.M., Baxter L.L., Miles Jr. T.R., and Miles T.R. Combustion properties of biomass. Fuel Processing Technol 54 (1998) 17-46
20. Olanders B., and Steenari B.M. Characterization of ashes from wood and straw. Biomass Bioenergy 8 (1995) 105-115
21. Blander M., and Pelton A.D. The inorganic chemistry of the combustion of wheat straw. Biomass Bioenergy 12 (1997) 295-298
22. Obernberger I. Decentralized biomass combustion: state of the art and future development. Biomass Bioenergy 14 (1998) 33-56
23. Tillman D.A. Biomass cofiring: the technology, the experience, the combustion consequences. Biomass Bioenergy 19 (2000) 365-384
24. Allica J.H., Mitre A.J., Bustamante J.A.G., Itoiz C., Blanco F., Alkorta I., et al. Straw quality for its combustion in a straw-fired power plant. Biomass Bioenergy 21 (2001) 249-258
25. McKendry P. Energy production from biomass (part 1): overview of biomass. Bioresour Technol 83 (2002) 37-46
26. Demirbas A. Heavy metal contents of fly ashes from selected biomass samples. Energy Sources 27 (2005) 1269-1276
27. Obernberger I., Brunner T., and Bärnthaler G. Chemical properties of solid biofuels-significance and impact. Biomass Bioenergy 30 (2006) 973-982
28. Tortosa Masiá A.A., Buhre B.J.P., Gupta R.P., and Wall T.F. Characterising ash of biomass and waste. Fuel Processing Technol 88 (2007) 1071-1081
29. Miles T.R., Miles Jr. T.R., Baxter L.L., Bryers R.W., Jenkins B.M., and Oden L.L. Boiler deposits from firing biomass fuels. Biomass Bioenergy 10 (1996) 125-138
30. Henrich E., Bürkle S., Meza-Renken Z.I., and Rumpel S. Combustion and gasification kinetics of pyrolysis chars from waste and biomass. J Anal Appl Pyrol 49 (1999) 221-241
31. 2O formation during the combustion of wood, straw, malt waste and peat. Bioresour Technol 70 (1999) 39-49
32. Blasi C.D., Buonanno F., and Branca C. Reactivities of some biomass chars in air. Carbon 37 (1999) 1227-1238
33. Hansen H.K., Pedersen A.J., Ottosen L.M., and Villumsen A. Speciation and mobility of cadmium in straw and wood combustion fly ash. Chemosphere 45 (2001) 123-128
34. Miller B.B., Dugwell D.R., and Kandiyoti R. Partitioning of trace elements during the combustion of coal and biomass in a suspension-firing reactor. Fuel 81 (2002) 159-171
35. Backreedy R.I., Jones J.M., Pourkashanian M., and Williams A. Burn-out of pulverized coal and biomass chars. Fuel 82 (2003) 2097-2105
36. Vamvuka D., Pasadakis N., and Kastanaki E. Kinetic modeling of coal/agricultural by-product blends. Energy Fuels 17 (2003) 549-558
37. Montgomery M., Sander B., and Larsen O.H. Biomass firing: Danish experiences. Energy Mater 1 (2006) 17-19
38. US Environmental Protection Agency. Biomass combined heat and power catalog of technologies. September 2007. 〈http://www.epa.gov/chp/documents/biomass_chp_catalog.pdf〉.
39. Blasiak W., Yang W.H., and Dong W. Combustion performance improvement of grate fired furnaces using Ecotube system. J Energy Inst 79 (2006) 67-74
40. Obernberger I. Ash related problems in biomass combustion plants. Inaugural lecture presented on May 20, 2005 at Technische Universiteit Eindhoven.
41. Lang T., Jensen P.A., and Knudsen J.N. The effects of Ca-based sorbents on sulphur retention in bottom ash from grate-fired annual biomass. Energy Fuels 20 (2006) 796-806
42. Narayanan K.V., and Natarajan E. Experimental studies on cofiring of coal and biomass blends in India. Renew Energy 32 (2007) 2548-2558
43. Pronobis M. The influence of biomass co-combustion on boiler fouling and efficiency. Fuel 85 (2006) 474-480
44. Scharler R., Fleckl T., and Obernberger I. Modification of a Magnussen constant of the eddy dissipation model for biomass grate furnaces by means of hot gas in-situ FT-IR absorption spectroscopy. Progr Comput Fluid Dyn 3 (2003) 102-111
45. Celma A.R., Rojas S., and López-Rodríguez F. Waste-to-energy possibilities for industrial olive and grape by-products in Extremadura. Biomass Bioenergy 32 (2007) 522-534
46. Ryu C., Yang Y.B., Khor A., Yates N.E., Sharifi V.N., and Swithenbank J. Effect of fuel properties on biomass combustion: Part I. Experiments-fuel type, equivalence ratio and particle size. Fuel 85 (2006) 1039-1046
47. Yang Y.B., Goodfellow J., Nasserzadeh V., and Swithenbank J. Study on the transient process of waste fuel incineration in a full-scale moving-bed furnace. Combust Sci Technol 177 (2005) 127-150
48. Ryu C., Yang Y.B., Nasserzadeh V., and Swithenbank J. Thermal reaction modelling of a large municipal solid waste incinerator. Combust Sci Technol 176 (2004) 1891-1907
49. Frey H.H., Peters B., Hunsinger H., and Vehlow J. Characterization of municipal solid waste combustion in a grate furnace. Waste Manage 23 (2003) 689-701
50. Ryu C., Shin D., and Choi S. Combined simulation of combustion and gas flow in a grate-type incinerator. J Air Waste Manage Assoc 52 (2002) 174-185
51. Jannelli E., and Minutillo M. Simulation of the flue gas cleaning system of an RDF incineration power plant. Waste Manage 27 (2007) 684-690
52. Khor A., Ryu C., Yang Y.B., Sharifi V.N., and Swithenbank J. Straw combustion in a fixed bed combustor. Fuel 86 (2007) 152-160
53. Yin C., Rosendahl L., Kær S.K., Clausen S., Hvid S.L., and Hille T. Mathematical modelling and experimental study of biomass combustion in a thermal 108MW grate-fired boiler. Energy Fuels 22 (2008) 1380-1390
54. e power plant furnace and effect of operating conditions. Fuel 86 (2007) 129-142
55. Thunman H., and Leckner B. Influence of size and density of fuel on combustion in a packed bed. Proc Combust Inst 30 (2005) 2939-2946
56. Huttunen M, Kjaldman L, Saastamoinen J. Analysis of grate firing of wood with numerical flow simulation. IFRF Combustion Journal 2004, Article No. 200401. 18pp.
57. Klason T., and Bai X.S. Combustion process in a biomass grate fired industry furnace: a CFD study. Progr Comput Fluid Dyn 6 (2006) 278-282
58. Yin C., Luo Z., Zhou J., and Cen K. A novel non-linear programming-based coal blending technology for power plants. Chem Eng Res Design 78 (2000) 118-124
59. Jørgensen K. Biomass combustion technology at B&W Vølund A/S, 〈www.volund.dk〉. Lecture presented on 14.05.2007 in Aalborg University.
60. Babcock. In: Stultz S.C., and Kitto J.B. (Eds). Steam-its generation and use. 40th ed (1992). 0-9634570-0-4
61. Griselin N, Bai XS. Particle dynamics in a biomass-fired furnace-predictions of solid residence changes with operation. IFRF Combust J 2000, Article No. 200009. 30pp.
62. Kim H.S., Shin M.S., Jang D.S., and Ohm T.I. Numerical study of SNCR application to a full-scale stoker incinerator at Daejon 4th industrial complex. Appl Thermal Eng 24 (2004) 2117-2129
63. Alstom Power Inc. CFD guides design of biomass boiler retrofit to increase capacity by 25% and decrease ash. J Articles by FLUENT Software Users JA147 (2004) 5pp
64. Hermansson S, Olausson C, Thunman H, Rönnbäck M, Leckner B. Combustion disturbances in the fuel bed of grate furnaces. In: Proceedings of the seventh European conference on industrial furnaces and boilers, Porto, April 18-21, 2006. 9pp.
65. Yang Y.B., Sharifi V.N., and Swithenbank J. Substoichiometric conversion of biomass and solid waste to energy in packed beds. AIChE J 52 (2006) 809-817
66. Yang Y.B., Sharifi V.N., and Swithenbank J. Converting moving-grate incineration from combustion to gasification-numerical simulation of the burning characteristics. Waste Manage 27 (2007) 645-655
67. Goddard C.D., Yang Y.B., Goodfellow J., Sharifi V.N., Swithenbank J., Chartier J., et al. Optimisation study of a large waste-to-energy plant using computational modelling and experimental measurements. J Energy Inst 78 (2005) 106-116
68. Rosendahl LA, Kær SK, Jørgensen K. Design of 500 kW grate fired test facility using CFD. In: Proceedings of the 30th international technical conference on coal utilization & fuel systems, Florida, USA, April 2005.
69. Zhou H., Jensen P.A., and Frandsen F.J. Dynamic mechanistic model of superheater deposit growth and shedding in a biomass fired grate boiler. Fuel 86 (2007) 1519-1533
70. Zbogar A., Jensen P.A., Frandsen F.J., Hansen J., and Glarborg P. Experimental investigation of ash deposit shedding in a straw-fired boiler. Energy Fuels 20 (2006) 512-519
71. 2 SCR catalyst at a biomass-fired combined heat and power plant. Appl Catal B: Environ 60 (2005) 253-264
72. Reno Nord. MSW incineration at Reno Nord, 〈www.renonord.dk〉. Lecture presented on 14.03.2007 at Aalborg University.
73. van der Lans R.P., Pedersen L.T., Jensen A., Glarborg P., and Dam-Johansen K. Modelling and experiments of straw combustion in a grate furnace. Biomass Bioenergy 19 (2000) 199-208
74. Saastamoinen J.J., Taipale R., Horttanainen M., and Sarkomaa P. Propagation of the ignition front in beds of wood particles. Combust Flame 123 (2000) 214-226
75. Thunman H., and Leckner B. Ignition and propagation of a reaction front in cross-current bed combustion of wet biofuels. Fuel 80 (2001) 473-481
76. Zhou H., Jensen A.D., Glarborg P., Jensen P.A., and Kavaliauskas A. Numerical modeling of straw combustion in a fixed bed. Fuel 84 (2005) 389-403
77. Yang Y.B., Sharifi V.N., and Swithenbank J. Effect of air flow rate and fuel moisture on the burning behaviours of biomass and simulated municipal solid wastes in packed beds. Fuel 83 (2004) 1553-1562
78. Yang Y.B., Ryu C., Khor A., Yates N.E., Sharifi V.N., and Swithenbank J. Effect of fuel properties on biomass combustion. Part II. Modelling approach-identification of the controlling factors. Fuel 84 (2005) 2116-2130
79. Shin D., and Choi S. The combustion of simulated waste particles in a fixed bed. Combust Flame 121 (2000) 167-180
80. Dong W., and Blasiak W. CFD modeling of ecotube system in coal and waste grate combustion. Energy Convers Manage 42 (2001) 1887-1896
81. Yin C., Caillat S., Harion J.L., Baudoin B., and Perez E. Investigation of the flow, combustion, heat-transfer and emissions from a 609MW utility tangentially fired pulverized-coal boiler. Fuel 81 (2002) 997-1006
82. Hupa M. Interaction of fuels in co-firing in FBC. Fuel 84 (2005) 1312-1319
83. Lin W., Dam-Johansen K., and Frandsen F. Agglomeration in bio-fuel fired fluidized bed combustors. Chem Eng J 96 (2003) 171-185
84. Skrifvars B.J., Öhman M., Nordin A., and Hupa M. Predicting bed agglomeration tendencies for biomass fuels fired in FBC boilers: a comparison of three different prediction methods. Energy Fuels 13 (1999) 359-363
85. Bapat D.W., Kulkarni S.V., and Bhandarkar V.P. Design and operating experience on fluidized bed boiler burning biomass fuels with high alkali ash. In: Preto F.D.S. (Ed). Proceedings of the 14th international conference on fluidized bed combustion (1997), ASME, Vancouver, New York, NY 165-174
86. Davidsson K.O., Steenari B.M., and Eskilsson D. Kaolin addition during biomass combustion in a 35 MW circulating fluidized bed boiler. Energy Fuels 21 (2007) 1959-1966
87. Natarajan E., Nordin A., and Rao A.N. Overview of combustion and gasification of rice husk in fluidized bed reactors. Biomass Bioenergy 14 (1998) 533-546
88. Rao K.V.N.S., and Reddy G.V. Effect of distributor design on temperature profiles in fluidized bed during the combustion of rice husk. Combust Sci Technol 179 (2007) 1589-1603
89. Duo W., Karidio I., Cross L., and Ericksen B. Combustion and emission performance of a hog fuel fluidized bed boiler with addition of tire derived fuel. J Energy Resour Technol 129 (2007) 42-49
90. Chen W.Y., and Gathitu B.B. Design of mixed fuel for heterogeneous reburning. Fuel 85 (2006) 1781-1793
91. Nussbaumer T., and Hustad J.E. Overview of biomass combustion. In: Bridgewater A.V., and Boocock D.G.B. (Eds). Developments in thermochemical biomass conversion (1997), Chapman and Hall, London 1229-1246
92. Meij R., and Te Winkel H. The emissions of heavy metals and persistent organic pollutants from modern coal-fired power stations. Atmos Environ 41 (2007) 9262-9272
93. Directive 2000/76/EC of the European Parliament and of the Council of 4 December 2000 on the incineration of waste. 〈http://ec.europa.eu/environment/wasteinc/newdir/2000-76_en.pdf〉.
94. Hill S.C., and Smoot L.D. Modeling of nitrogen oxides formation and destruction in combustion systems. Progr Energy Combust Sci 26 (2000) 417-458
95. Stubenberger G., Scharler R., Zahirovic S., and Obernberger I. Experimental investigation of nitrogen species release from different solid biomass fuels as a basis for release models. Fuel 87 (2008) 793-806
96. x precursors during the pyrolysis of coal and biomass. Part I. Effects of reactor configuration on the determined yields of HCN and NH3 during pyrolysis. Fuel 79 (2000) 1883-1889
97. Zhang H., and Fletcher T.H. Nitrogen transformation during secondary coal pyrolysis. Energy Fuels 15 (2001) 1512-1522
98. Konttinen J, Hupa M, Kallio S, Winter F, Samuelsson J. NO formation tendency characterization for biomass fuels. In: Proceedings of the 18th international conference on fluidized bed combustion, 2005. p. 225-35.
99. Zhou H., Jensen A.D., Glarborg P., and Kavaliauskas A. Formation and reduction of nitric oxide in fixed-bed combustion of straw. Fuel 85 (2006) 705-716
100. Aho M.J., Hämälåinen J.P., and Tummavuori J.L. Importance of solid fuel properties to nitrogen oxide formation through HCN and NH3 in small particle combustion. Combust Flame 95 (1993) 22-30
101. Bassilakis R., Carangelo R.M., and Wójtowicz M.A. TG-FTIR analysis of biomass pyrolysis. Fuel 80 (2001) 1765-1786
102. 3 from the pyrolysis of bark and nitrogen-containing model compounds. Combust Flame 137 (2004) 265-277
103. Im H., Rasouli F., and Hajaligol M. Formation of nitric oxide during tobacco oxidation. J Agric Food Chem 51 (2003) 7366-7372
104. Sørensen C.O., Johnsson J.E., and Jensen A. Reduction of NO over wheat straw char. Energy Fuels 15 (2001) 1359-1368
105. Garijo E.G., Jensen A.D., and Glarborg P. Kinetic study of NO reduction over biomass char under dynamic conditions. Energy Fuels 17 (2003) 1429-1436
106. Weissinger A., Fleckl T., and Obernberger I. In situ FT-IR spectroscopic investigations of species from biomass fuels in a laboratory-scale combustor: the release of nitrogenous species. Combust Flame 137 (2004) 403-417
107. Klason T., and Bai X.S. Computational study of the combustion process and NO formation in a small-scale wood pellet furnace. Fuel 86 (2007) 1465-1474
108. Staiger B., Unterberger S., Berger R., and Hein K.R.G. Development of an air staging technology to reduce NOx emissions in grate fired boilers. Energy 30 (2005) 1429-1438
109. Khodayari R., and Odenbrand C.U.I. Regeneration of commercial SCR catalysts by washing and sulphation: effect of sulphate groups on the activity. Appl Catal B: Environ 33 (2001) 277-291
110. Pagels J., Strand M., Rissler J., Szpila A., Gudmundsson A., Bohgard M., et al. Characteristics of aerosol particles formed during grate combustion of moist forest residue. J Aerosol Sci 34 (2003) 1043-1059
111. Larsson A.C., Einvall J., Andersson A., and Sanati M. Targeting by comparison with laboratory experiments the SCR catalyst deactivation process by potassium and zinc salts in a large-scale biomass combustion boiler. Energy Fuels 20 (2006) 1398-1405
112. Narayanan K.V., and Natarajan E. Cofiring of coal and biomass in a travelling grate boiler in India. J Appl Sci 6 (2006) 1924-1928
113. Kassman H, Berg M. Ash related problems in wood fired boilers and effect of additives. 〈http://www.ieabcc.nl/meetings/task32_Glasgow_ws_ash/05_Kassman.pdf〉. In: Workshop on ash deposition and corrosion, Glasgow, September 2006.
114. Henderson P., Szakálos P., Pettersson R., Andersson C., and Högberg J. Reducing superheater corrosion in wood-fired boilers. Mater Corrosion 57 (2006) 128-134
115. Broström M., Kassman H., Helgesson A., Berg M., Andersson C., Backman R., et al. Sulfation of corrosive alkali chlorides by ammonium sulfate in a biomass fired CFB boiler. Fuel Processing Technol 88 (2007) 1171-1177
116. NextGenBioWaste. NextGenBioWaste is up and running. Newsletter No. 1, 2007. 〈http://www.nextgenbiowaste.com/Publications/Newsletters/newsletter_1_2007.pdf〉.
117. Knudsen J.N., Jensen P.A., and Dam-Johansen K. Transformation and release to the gas phase of Cl, K, and S during combustion of annual biomass. Energy Fuels 18 (2004) 1385-1399
118. Aho M., and Silvennoinen J. Preventing chlorine deposition on heat transfer surfaces with aluminium-silicon rich biomass residue and additive. Fuel 83 (2004) 1299-1305
119. Frandsen F.J. Utilizing biomass and waste for power production-a decade of contributing to the understanding, interpretation and analysis of deposits and corrosion products. Fuel 84 (2005) 1277-1294
120. Miltner A., Beckmann G., and Friedl A. Preventing the chlorine-induced high temperature corrosion in power boilers without loss of electrical efficiency in steam cycles. Appl Thermal Eng 26 (2006) 2005-2011
121. Leclerc D., Duo W.L., and Vessey M. Effects of combustion and operating conditions on PCDD/PCDF emissions from power boilers burning salt-laden wood waste. Chemosphere 63 (2006) 676-689
122. Jensen P.A., Frandsen F.J., Dam-Johansen K., and Sander B. Experimental investigation of the transformation and release to gas phase of potassium and chlorine during straw pyrolysis. Energy Fuels 14 (2000) 1280-1285
123. Knudsen J.N., Jensen P.A., Lin W., Frandsen F.J., and Dam-Johansen K. Sulfur transformations during thermal conversion of herbaceous biomass. Energy Fuels 18 (2004) 810-819
124. Knudsen J.N., Jensen P.A., Lin W., and Dam-Johansen K. Secondary capture of chlorine and sulfur during thermal conversion of biomass. Energy Fuels 19 (2005) 606-617
125. van Lith S.C., Alonso-Ramírez V., Jensen P.A., Frandsen F.J., and Glarborg P. Release to the gas phase of inorganic elements during wood combustion. Part 1: development and evaluation of quantification methods. Energy Fuels 20 (2006) 964-978
126. Frandsen F.J., van Lith S.C., Korbee R., Yrjas P., Backman R., Obernberger I., et al. Quantification of the release of inorganic elements from biofuels. Fuel Processing Technol 88 (2007) 1118-1128
127. Strand M. Particulate and CO emissions from a moving-grate boiler fired with sulfur-doped woody fuel. Energy Fuels 21 (2007) 3653-3659
128. Jensen P.A., Sander B., and Dan-Johansen K. Removal of K and Cl by leaching of straw char. Biomass Bioenergy 20 (2001) 447-457
129. Liem A.K.D., and van Zorge J.A. Dioxins and related compounds: status and regulatory aspects. Environ Sci Pollut Res 2 (1995) 46-56
130. Kilgroe J.D. Control of dioxin, furan, and mercury emissions from municipal waste combustors. J Hazard Mater 47 (1996) 163-194
131. Eddings EG. The formation and control of polychlorinated dibenzo-p-dioxins (PCDD) and dibenzofuran (PCDF) emissions. Lecture presented on 08.10.2007 in University of Miskolc (Hungary). 〈http://www.combustion.uni-miskolc.hu/oktatas/jegyzetek/2007-Dioxin_review.pdf〉.
132. Gullett B.K., Bruce K.R., and Beach L.O. The effect of metal catalysts on the formation of polychlorinated dibenzo-p-dioxin and polychlorinated dibenzofuran precursors. Chemosphere 20 (1990) 1945-1952
133. von Alten TR, Lanier WS, Nelson LP. Combustion assessment of test results from Montgomery County municipal waste combustor. Report submitted to the US EPA Office of Research and Development under contract number 68-03-3365 by Energy and Environmental Research Corporation, Irvine, CA, September 1992.
134. Hansen E., Pershing D.W., Sarofim A.F., Heap M.P., and Owens W.D. An evaluation of dioxin and furan emissions from a cement kiln co-firing waste. Waste combustion in boilers and industrial furnaces (1995), Air & Waste Management Association
135. Jöller M., Brunner T., and Obernberger I. Modeling of aerosol formation during biomass combustion for various furnace and boiler types. Fuel Processing Technol 88 (2007) 1136-1147
136. Christensen K.A., and Livbjerg H. A field study of submicron particles from the combustion of straw. Aerosol Sci Technol 25 (1996) 185-199
137. Strand M., Pagels J., Szpila A., Gudmundsson A., Swietlicki E., Bohgard M., et al. Fly ash penetration through electrostatic precipitator and flue gas condenser in a 6 MW biomass fired boiler. Energy Fuels 16 (2002) 1499-1506
138. Jung C.H., Matsuto T., Tanaka N., and Okada T. Metal distribution in incineration residues of municipal solid waste (MSW) in Japan. Waste Manage 24 (2004) 381-391
139. Jöller M., Brunner T., and Obernberger I. Modeling of aerosol formation during biomass combustion in grate furnaces and comparison with measurements. Energy Fuels 19 (2005) 311-323
140. Chang F.Y., and Wey M.Y. Comparison of the characteristics of bottom and fly ashes generated from various incineration processes. J Hazard Mater B138 (2006) 594-603
141. Wiinikka H., Gebart R., Boman C., Boström D., Nordin A., and Öhman M. High-temperature aerosol formation in wood pellets flames: spatially resolved measurements. Combust Flame 147 (2006) 278-293
142. Wiinikka H., Gebart R., Boman C., Boström D., and Öhman M. Influence of fuel ash composition on high temperature aerosol formation in fixed bed combustion of woody biomass pellets. Fuel 86 (2007) 181-193
143. Zeuthen J.H., Jensen P.A., Jensen J.P., and Livbjerg H. Aerosol formation during the combustion of straw with addition of sorbents. Energy Fuels 21 (2007) 699-709
144. Baxter L.L. The behaviour of inorganic material in biomass-fired power boilers: fields and laboratory experiences. Fuel Processing Technol 54 (1998) 47-78
145. Lighty J.S., Veranth J.M., and Sarofim A.F. Combustion aerosols: factors governing their size and composition and implications to human health. J Air Waste Manage Assoc 50 (2000) 1565-1618
146. Kær S.K., Rosendahl L.A., and Baxter L.L. Towards a CFD-based mechanistic deposit formation model for straw-fired boilers. Fuel 85 (2006) 833-848
147. Haynes B.S., Neville M., Quann R.J., and Sarofim A.F. Factors governing the surface enrichment of fly ash in volatile trace species. J Colloid Interface Sci 87 (1982) 266-278
148. Linak W.P., and Wendt J.O.L. Trace metal transformation mechanisms during coal combustion. Fuel Processing Technol 39 (1994) 173-198
149. Christensen KA. The formation of submicron particles from the combustion of straw. PhD thesis. Department of Chemical Engineering, Technical University of Denmark, 1995.
150. Obernberger I., Brunner T., and Jöller M. Characterization and formation of aerosols and fly-ashes from fixed-bed biomass combustion. In: Nussbaumer T. (Ed). Aerosols from biomass combustion (2001), Verenum, Switzerland 69-74
151. Frandsen F.J. Fundamentals of aerosol and nano technology (2006), The Nordic Graduate School of Biofuel Science and Technology, Lyngby August 23-25
152. Michelsen H.P., Frandsen F., Dam-Johansen K., and Larsen O.H. Deposition and high temperature corrosion in a 10 MW straw fired boiler. Fuel Processing Technol 54 (1998) 95-108
153. Fernandez A., Davis S.B., Wendt J.O.L., Cennit R., Young R.S., and Witten M.L. Particulate emission from biomass combustion. Nature 409 (2001) 998
154. Glarborg P., and Marshall P. Mechanism and modeling of the formation of gaseous alkali sulfates. Combust Flame 141 (2005) 22-39
155. Scheuch Technology for Clean Air. 〈http://www.scheuch.com〉.
156. Zbogar A., Frandsen F.J., Jensen P.A., and Glarborg P. Heat transfer in ash deposits: a modeling tool-box. Progr Energy Combust Sci 31 (2005) 371-421
157. Juniper L.A. Ash deposition indices revisited. Workshop on impact of coal quality on thermal Brisbane (1996), CRC for Black Coal Utilization
158. Ultra-Systems Technology. 〈http://www.ultrasys.com.au/coalcal.cfm〉.
159. Skrifvars B.J., Yrjas P., Kinni J., Siefen P., and Hupa M. The fouling behaviour of rice husk ash in fluidized-bed combustion. 1. Fuel characteristics. Energy Fuels 19 (2005) 1503-1511
160. Backman R., Hupa M., and Uppstu E. Fouling and corrosion mechanisms in the recovery boiler superheater area. Tappi J 70 (1987) 123-127
161. Skrifvars B.J., Backman R., and Hupa M. Characterization of the sintering tendency of ten biomass ashes in FBC conditions by a laboratory test and by phase equilibrium calculations. Fuel Processing Technol 56 (1998) 55-67
162. Zevenhoven-Onderwater M., Blomquist J.P., Skrifvars B.J., Backman R., and Hupa M. The prediction of behaviour of ashes from five different solid fuels in fluidized bed combustion. Fuel 79 (2000) 1353-1361
163. Backman R., Hupa M., and Skrifvars B.J. Predicting superheater deposit formation in boilers burning biomass. In: Gupta A., et al. (Ed). Impact of mineral impurities in solid fuel combustion (1999), Kluwer Academic/Plenum Publishers, New York 405-416
164. Jensen P.A., Stenholm M., and Hald P. Deposition investigation in straw-fired boilers. Energy Fuels 11 (1997) 1048-1055
165. Michelsen H.P., Frandsen F., Dam-Johansen K., and Larsen O.H. Deposition and high temperature corrosion in a 10 MW straw fired boiler. Fuel Processing Technol 54 (1998) 95-108
166. Montgomery M., and Karlsson A. In-situ corrosion investigation at Masnedø CHP plant-a straw-fired power plant. Mater Corrosion 50 (1999) 579-584
167. Nielsen H.P., Frandsen F.J., and Dam-Johansen K. Lab-scale investigations of high-temperature corrosion phenomena in straw-fired boilers. Energy Fuels 13 (1999) 1114-1121
168. Nielsen H.P., Baxter L.L., Sclippab G., Morey C., Frandsen F.J., and Dam-Johansen K. Deposition of potassium salts on heat transfer surfaces in straw-fired boilers: a pilot-scale study. Fuel 79 (2000) 131-139
169. Hansen L.A., Nielsen H.P., Frandsen F.J., Dam-Johansen K., Hørlyck S., and Karlsson A. Influence of deposit formation on corrosion at a straw-fired boiler. Fuel Processing Technol 64 (2000) 189-209
170. Montgomery M., Karlsson A., and Larsen O.H. Field test corrosion experiments in Denmark with biomass fuels. Part 1: Straw-firing. Mater Corrosion 53 (2002) 121-131
171. Jensen P.A., Frandsen F.J., Hansen J., Dam-Johansen K., Henriksen N., and Horlyck S. SEM investigation of superheater deposits from biomass-fired boilers. Energy Fuels 18 (2004) 378-384
172. Vaugham DA, Krause HH, Boyd WD. Chloride corrosion and its inhibition in refuse firing. In: Proceedings of the international conference on ash deposits and corrosion from impurities in combustion gases, Henniker, New Hampshire, June 26-July 1, 1997. p. 473.
173. Kofstad P. High temperature corrosion (1988), Elsevier Applied Science, New York
174. Pettersson J., Asteman H., Svensson J.E., and Johansson L.G. KCl induced corrosion of a 304-type Austenitic stainless steel at 600 °C; The role of potassium. Oxidation Met 64 (2005) 23-41
175. Khullar C. The use of 'combustion additives' to improve heat transfer and reduce combustion emissions in package boilers. Proceedings of the second international conference on combustion and emission control (1995), Institute of Energy, London, UK 168-177 4-5 December 1995
176. Wilen C., Ståhlberg P., Sipilä K., and Ahokas J. Pelletization and combustion of straw. In: Klass D.L. (Ed). Energy from biomass and wastes 10 (1987), Elsevier Applied Sciences, London 469-484
177. ChlorOut. European Patent EP 1354167. International Patent Application: PCT/SE 02/00129; 2002.
178. Aho M. New and improved slagging and corrosion control techniques for biomass firing. 〈http://www.tut.fi/units/me/ener/IFRF/Liekkipaiva2008_Aho_Corr.pdf〉, Presented on IV Liekkipäivä, 23.01.2008
179. e utility PF-boiler during co-combustion of coal and straw. Energy Fuels 14 (2000) 765-780
180. Vattenfall AB. Good examples: Vattenfall's R&D, 2007. 〈http://www.vattenfall.com/www/vf_com/vf_com/Gemeinsame_Inhalte/DOCUMENT/360168vatt/5965811xou/631489rxd/P02.pdf〉.
181. Walsh AR. CFD modeling of waste-fuel boiler combustion systems. In: Reis A, Ward J, Leuckel W, editors. Proceedings of the seventh European conference on industrial furnaces and boilers, Porto, 18-21 April 2006. ISBN:972-99309-1-0.
182. Green A.S., and Waite M.L. The redesign of chain grate stoker links to reduce pollutant emissions: aerodynamic design. Fuel 83 (2004) 1391-1395
183. Lim C.N., Goh Y.R., Nasserzadeh V., Swithenbank J., and Riccius O. The modelling of solid mixing in municipal waste incinerators. Powder Technol 114 (2001) 89-95
184. Peters B., Dziugys A., Hunsinger H., and Krebs L. An approach to qualify the intensity of mixing on a forward acting grate. Chem Eng Sci 60 (2005) 1649-1659
185. Ryu C., Shin D., and Choi S. Effect of fuel layer mixing in waste bed combustion. Adv Environ Res 5 (2001) 259-267
186. Yang Y.B., Lim C.N., Goodfellow J., Sharifi V.N., and Swithenbank J. A diffusion model for particle mixing in a packed bed of burning solids. Fuel 84 (2005) 213-225
187. Dziugys A., Peters B., Hunsinger H., and Krebs L. Evaluation of the residence time of a moving fuel bed on a forward acting grate. Granular Matter 8 (2006) 125-135
188. Pättikangas TJH, Saastamoinen JJ, Sutinen J, Kjäldman L. Numerical simulations of grate firing of coal. In: Proceedings of fifth European conference on industrial furnaces and boilers, Porto, April 11-14, 2000.
189. Yang Y.B., Goh Y.R., Zakaria R., Nasserzadeh V., and Swithenbank J. Mathematical modelling of MSW incineration on a travelling bed. Waste Manage 22 (2002) 369-380
190. van Kessel L.B.M., Arendsen A.R.J., de Boer-Meulman P.D.M., and Brem G. The effect of air preheating on the combustion of solid fuels on a grate. Fuel 83 (2004) 1123-1131
191. Johansson R., Thunman H., and Leckner B. Sensitivity analysis of a fixed bed combustion model. Energy Fuels 21 (2007) 1493-1503
192. Scharler R, Obernberger I, Längle G, Heinzle J. CFD analysis of air staging and flue gas recirculation in biomass grate furnaces. In: Proceedings of the first World conference and exhibition on biomass for energy and industry, June 2000, Seville, Spain.
193. Kær S.K. Numerical modelling of a straw-fired grate boiler. Fuel 83 (2004) 1183-1190
194. Goerner K., and Klasen Th. Modelling, simulation and validation of the solid biomass combustion in different plants. Progr Comput Fluid Dyn 6 (2006) 225-234
195. x furnace as example. In: Proceedings of sixth European conference on industrial furnaces and boilers, vol. IV, Estoril-Lisboa, Portugal, April 02-05, 2002. p. 227-41.
196. Ryu C.K., and Choi S.M. 3-dimensional simulation of air mixing in the MSW incinerators. Combust Sci Technol 119 (1996) 155-170
197. Ghirelli F, Leckner B, Thunman H, Åmand LE. Presumed PDF modelling of gas phase combustion in grate furnaces. In: Proceedings of sixth European conference on industrial furnaces and boilers, vol. IV, Estoril-Lisboa, Portugal, April 2-5, 2002. p. 27-38.
198. x emissions modeling in biomass combustion grate furnaces. In: Reis A, Ward J, Leuckel W, editors. Proceedings of the seventh European conference on industrial furnaces and boilers. Porto, 18-21 April 2006. ISBN:972-99309-1-0.
199. Forstner M., Hofmeister G., Jöller M., Dahl J., Braun M., Kleditzsch S., et al. CFD simulation of ash deposit formation in fixed bed biomass furnaces and boilers. Progr Comput Fluid Dyn 6 (2006) 248-261
200. Manca D., and Rovaglio M. Numerical modeling of a discontinuous incineration process with on-line validation. Ind Eng Chem Res 44 (2005) 3159-3177
201. Nasserzadeh V., Swithenbank J., and Jones B. Three-dimensional modelling of a municipal solid-waste incinerator. J Inst Energy 64 (1991) 166-175
202. Nasserzadeh V., Swithenbank J., and Jones B. Effect of high speed secondary air jets on the overall performance of a large MSW incinerator with a vertical shaft. Combust Sci Technol 92 (1993) 389-422
203. Kim S., Shin D., and Choi S. Comparative evaluation of municipal solid waste incinerator designs by flow simulation. Combust and Flame 106 (1996) 241-251
204. MFIX. 〈http://www.mfix.org〉.
205. Benyahia S, Syamlal M, O'Brien TJ. Summary of MFIX Equations 2005-4. From URL 〈http://www.mfix.org/documentation/MfixEquations2005-4-3.pdf〉, July 2007.
206. Sabelström H. Diffusion of solid fuel on a vibrating grate. PhD thesis, Aalborg University, 2007.
207. Yang Y.B., Sharifi V.N., and Swithenbank J. Numerical simulation of the burning characteristics of thermally-thick biomass fuels in packed-beds. Trans IChemE Part B Process Saf Environ Prot 83 (2005) 549-558
208. Yang Y.B., Nasserzadeh V., Goodfellow J., and Swithenbank J. Simulation of channel growth in a burning bed of solids. Trans IChemE Part A 81 (2003) 221-232
209. Rosendahl L.A., Yin C., Kær S.K., Friborg K., and Overgaard P. Physical characterization of biomass fuels prepared for suspension firing in utility boilers for CFD modeling. Biomass Bioenergy 31 (2007) 318-325
210. Yin C., Rosendahl L., Kær S.K., and Condra T.J. Use of numerical modeling in design for co-firing biomass in wall-fired burners. Chem Eng Sci 59 (2004) 3281-3292
211. Johansson R., Thunman H., and Leckner B. Influence of intraparticle gradients in modeling of fixed bed combustion. Combust Flame 149 (2007) 49-62