Ash problems and prevention measures in power plants burning high alkali fuel: Brief review and future perspectives

P Sun, C Wang, M Zhang, L Cui, Y Dong - Science of The Total …, 2023 - Elsevier
Large-scale utilization of high-alkali fuels is considered an effective solution for alleviating
energy shortages and reducing CO 2 emissions. However, combustion of high-alkali fuels in …

A comprehensive review on efficient utilization methods of High-alkali coals combustion in boilers

C Tang, W Pan, J Zhang, W Wang, X Sun - Fuel, 2022 - Elsevier
High-alkali coals are distributed in many countries all over the world, mainly characterized
by contains abundant alkali metals and alkaline earth metals (AAEMs) elements, direct …

Fine particulate formation and ash deposition during pulverized coal combustion of high-sodium lignite in a down-fired furnace

G Li, S Li, Q Huang, Q Yao - Fuel, 2015 - Elsevier
The high-reserve Zhundong lignite, rich in Alkali and Alkaline Earth Metal (AAEM) elements,
causes severe fouling and slagging problems in stationary combustion systems. In this …

Release and transformation of sodium during combustion of Zhundong coals

G Li, Y Yan, X **, Y Liu, D Che - Journal of the energy institute, 2016 - Elsevier
Zhundong coalfield is one of the super-huge coalfields newly discovered in **njiang
Autonomous Region of China. Zhundong coal is characterized by high content of sodium …

Study on the effect of inorganic and organic sodium on coal spontaneous combustion

B Deng, L Qiao, Y Wang, X Mu, C Deng, Z ** - Fuel, 2023 - Elsevier
In order to investigate the effect of sodium in coal spontaneous combustion, different types of
inorganic and organic sodium were added to the raw coal to analyze the changes of …

Effect of kaolin additive on PM2. 5 reduction during pulverized coal combustion: Importance of sodium and its occurrence in coal

J Si, X Liu, M Xu, L Sheng, Z Zhou, C Wang, Y Zhang… - Applied energy, 2014 - Elsevier
Little work has been performed on the importance of sodium and its occurrence in coal to
PM 2.5 (particles less than 2.5 μm in aerodynamic diameter) reduction by kaolin during O …

Characteristics of alkali species release from a burning coal/biomass blend

Y Liu, Y He, Z Wang, J **a, K Wan, R Whiddon, K Cen - Applied energy, 2018 - Elsevier
Solvent fractionation, Laser induced breakdown spectroscopy (LIBS), X-ray Diffraction
(XRD) and chemical analysis were applied to binary fuel mixtures of Zhundong coal and …

Effects of wall temperature on slagging and ash deposition of Zhundong coal during circulating fluidized bed gasification

X Qi, G Song, W Song, S Yang, Q Lu - Applied Thermal Engineering, 2016 - Elsevier
Zhundong coal with a large reserve is faced severe ash-related problems including slagging
and fouling during pulverized-coal boiler combustion. The gasification in circulating fluidized …

Effects of inorganic sodium on the combustion characteristics of Zhundong coal with fast-heating rate

Y Song, Y Chen, S Su, H Tang, H Han, J Xu, L Jiang… - Fuel, 2022 - Elsevier
The combustion characteristics of raw (RAW), acid-washed (AW) and inorganic sodium
impregnated (NaCl-loaded) Zhundong (ZD) coals were researched in a fast-heating rate …

In-situ measurement of sodium and potassium release during oxy-fuel combustion of lignite using laser-induced breakdown spectroscopy: effects of O2 and CO2 …

Y He, J Zhu, B Li, Z Wang, Z Li, M Aldén, K Cen - Energy & Fuels, 2013 - ACS Publications
Laser-induced breakdown spectroscopy (LIBS) was used in this study to measure
quantitatively the sodium (Na) and potassium (K) release from burning coal particles under …