A review of biomass ash related problems: mechanism, solution, and outlook

KJ Abioye, NY Harun, S Sufian, M Yusuf… - Journal of the Energy …, 2023 - Elsevier
The smooth combustion process of biomass is of great importance as the world transit away
from the use of fossil fuels to embracing environmentally friendly and renewable energy. Ash …

Additives as a fuel-oriented measure to mitigate inorganic particulate matter (PM) emissions during small-scale combustion of solid biofuels

C Gollmer, I Höfer, M Kaltschmitt - Biomass Conversion and Biorefinery, 2019 - Springer
During combustion of solid biofuels, particulate matter (PM) harmful to humans and the
environment is formed and released into ambient air. These aerosols can be distinguished …

Dehydroxylation and structural distortion of kaolinite as a high-temperature sorbent in the furnace

Y Cheng, J Xing, C Bu, J Zhang, G Piao, Y Huang… - Minerals, 2019 - mdpi.com
As a high-temperature sorbent, kaolinite undergoes the flash calcination process in the
furnace resulting in the dehydroxylation and structural distortion, which are closely related to …

Agglomeration and transformation of different types of inorganic potassium in biomass during co-gasification with coal

ZM He, YJ Deng, JP Cao, XY Zhao - Fuel, 2024 - Elsevier
Co-gasification of biomass and coal has many advantages, which also mitigates some of the
ash-related problems induced by potassium (K) in biomass. However, this effect varies with …

Effects of modified kaolin adsorbents on sodium adsorption efficiency and ash fusion characteristics during Zhundong coal combustion

H Zhou, Y Xing, M Zhou - Journal of the Energy Institute, 2021 - Elsevier
The high sodium content in Zhundong coal results in severe slagging, ash deposition, high-
temperature corrosion, and particle emission problems during utilization. Kaolin is a …

Potassium Capture by Kaolin, Part 2: K2CO3, KCl, and K2SO4

G Wang, PA Jensen, H Wu, FJ Frandsen… - Energy & …, 2018 - ACS Publications
The reaction of kaolin powder with K2CO3, KCl, and K2SO4 under suspension-fired
conditions was studied by entrained flow reactor experiments and equilibrium calculations …

Biomass ash chemistry in chemical looping: Interaction between organic-K and Fe2O3/Al2O3 oxygen carrier using cellulose-CH3COOK as model compound

L Chen, H Ge, P Li, C Sheng, T Song - Biomass and Bioenergy, 2022 - Elsevier
Abstract Biomass fueled-Chemical Looping Combustion (CLC) provides a way for negative
CO 2 emission due to its property of carbon neutrality. Current knowledge is still lacking for …

Ash characteristics of oxy-biomass combustion in a circulating fluidized bed with kaolin addition

HK Nguyen, JH Moon, SH Jo, SJ Park, DH Bae… - Energy, 2021 - Elsevier
Biomass combustion in the oxy-fuel circulating fluidized bed is a promising technology to
maximize the negative carbon dioxide emission and reduce pollutants emission in power …

TDLAS-based photofragmentation spectroscopy for detection of K and KOH in flames under optically thick conditions

E Thorin, FM Schmidt - Optics letters, 2020 - opg.optica.org
Photofragmentation spectroscopy is combined with tunable diode laser absorption
spectroscopy to measure the line shape of the fragment species. This provides flexibility in …

Potassium capture by coal fly ash: K2CO3, KCl and K2SO4

G Wang, PA Jensen, H Wu, FJ Frandsen… - Fuel Processing …, 2019 - Elsevier
The potassium capture behavior of two coal fly ashes at well-controlled suspension-fired
conditions was investigated through entrained flow reactor (EFR) experiments and chemical …