Cited by 57Thermochemical Biomass Conversion ProcessesCoal Combustion and Slurry ProcessingCoal and Its By-products

The DOI matches its Crossref record; 19 of the 19 references it cites were found in a registry or an index.

Effect of Chlorine and Sulfur on Fine Particle Formation in Pilot-Scale CFBC of Biomass

Abstract

Behavior of chlorine and sulfur is critical on the formation of fine particles (here particles smaller than one micrometer, PM1.0) during combustion. In this investigation, we studied experimentally fine particle formation in a pilot-scale circulating fluidized bed reactor during combustion of bark and pulp and paper mill sludge. The effect of chlorine and sulfur on fine particle formation was investigated by adding HCl and SO 2 into the reactor. Fine fly ash particles were formed from alkali species that were released from the fuel to the gas phase. In low-HCl conditions, alkali species reacted readily with silicates, and therefore, a large fraction of alkalis was retained in the bottom ash. Consequently, fine particle concentrations in the flue gas were relatively low. In this case, fine particles were both alkali metal chlorides and sulfates. HCl addition increased the concentration of fine particles considerably due to gas phase reactions between alkali metal species and HCl. Alkali metal chlorides that were formed condensed producing large mass concentrations of fine alkali metal chloride particles. Due to extensive alkali metal chloride formation, significantly less alkalis reacted with silicates and ended up in the bottom ash than when HCl concentration was low. Further SO 2 addition transformed some of the chlorides into sulfates in the fine particle mode. At the same time, the total fine particle concentration decreased, possibly due to formation of coarse mixed K−Ca−sulfate ash particles.

Overview

Integrity signals

Registry

Crossref · 10.1021/ef050122i

Cites

19 of 19 references verified0 citation errors · 0 not checkable

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Citations

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Research works printed but not linked: 10

  1. Valmari T., 1999, Energy Fuels, 13, 395
  2. Salmenoja K., 1996, J. Inst. Energy, 69, 162
  3. Ylätalo S., 1998, J. Aerosol Sci., 29, 30
  4. Pope C. A., 1995, Am. J. Respir. Crit. Care Med., 151, 674
  5. Knudsen J. N., 2004, Energy Fuels, 18, 1399
  6. Lindner E. R., 1990, Mineral Matter and Ash Deposition from Coal
  7. Lind T., 2003, Abstracts of the European Aerosol Conference 2003
  8. Brockmann J. E., 1993, Sampling and transport of aerosols. Aerosol Measurement-Principles, Techniques, and Applications
  9. Lindner E. R., 1990, Mineral Matter and Ash Deposition from Coal
  10. Öhman M., 2000, Energy Fuels, 14, 624

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Metadata

Authors
Lind, T., Kauppinen, E. I., Hokkinen, J., Jokiniemi, J. K., Orjala, M., Aurela, M., & Hillamo, R.
Affiliations
Finnish Meteorological Institute (FI)
Corresponding author
Kauppinen, Esko I.
Venue
Energy & Fuels
Published
2005-10-29
Volume
20
Issue
1
Pages
61-68
ISSN
  • 0887-0624 (ISSN-L)
  • 1520-5029
OpenAlex
W2076337531
Cited by
55
References
19
Citations by year
2026: 1 · 2025: 2 · 2024: 1 · 2023: 1 · 2022: 2 · 2021: 4 · 2020: 5 · 2019: 1 · 2018: 4 · 2017: 1 · 2016: 1 · 2015: 3 · 2014: 5 · 2013: 5 · 2012: 2
FWCI
1.73
Type
journal article
Language
en
Open access
closed
Locations
Energy & Fuels (publishedVersion)
Topics
  • Physical Sciences › Energy › Fuel Technology › Thermochemical Biomass Conversion Processes
  • Physical Sciences › Engineering › Mechanical Engineering › Coal Combustion and Slurry Processing
  • Physical Sciences › Earth and Planetary Sciences › Geochemistry and Petrology › Coal and Its By-products
Keywords
fine particle formation, circulating fluidized bed combustion, biomass combustion, chlorine, sulfur dioxide, alkali metal chlorides, alkali metal sulfates, alkali-silicate reaction, bottom ash, PM1, fly ash, gas-phase condensation

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