Alkali metal release in thermochemical conversion of biomass and coal: Optical measurements and modeling
Alkali metals, mainly K and Na, which are present in solid fuels such as biomass and coal,
play an important role during their thermal conversion, eg, in combustion or gasification. At …
play an important role during their thermal conversion, eg, in combustion or gasification. At …
[HTML][HTML] Insight into KOH and KCl release behavior of burning wood and straw pellets using quantitative in situ optical measurements
Two-dimensional laser-induced photofragmentation fluorescence (LIPF) was employed to
quantitatively visualize the potassium hydroxide (KOH) and potassium chloride (KCl) vapor …
quantitatively visualize the potassium hydroxide (KOH) and potassium chloride (KCl) vapor …
[HTML][HTML] Participation of alkali and sulfur in ammonia combustion chemistry: Investigation for ammonia/solid fuel co-firing applications
Ammonia (NH 3) is a promising carbon-free energy carrier. Co-firing of ammonia in solid fuel-
fired facilities is a feasible solution to reduce carbon dioxide (CO 2) emissions. Solid fuels …
fired facilities is a feasible solution to reduce carbon dioxide (CO 2) emissions. Solid fuels …
Ultraviolet absorption cross-sections of ammonia at elevated temperatures for nonintrusive quantitative detection in combustion environments
Ammonia (NH3) is regarded as an important nitrogen oxides (NOx) precursor and also as an
effective reductant for NOx removal in energy utilization through combustion, and it has …
effective reductant for NOx removal in energy utilization through combustion, and it has …
[HTML][HTML] The chemical coupling between moist CO oxidation and gas-phase potassium sulfation
In the present work, the chemical coupling between moist CO oxidation and transformation
of gaseous potassium salts (KCl or KOH) in the presence and absence of SO 2 was …
of gaseous potassium salts (KCl or KOH) in the presence and absence of SO 2 was …
A TDLAS-based photofragmentation method for spatially resolved measurement of KOH and KCl as well as its application in biomass combustion processes
The release of gas-phase potassium species, mainly KOH, KCl, and K atoms, from burning
biomass fuels can introduce severe problems to boilers, such as fouling, slagging, and …
biomass fuels can introduce severe problems to boilers, such as fouling, slagging, and …
[HTML][HTML] Temporal temperature measurement on burning biomass pellets using phosphor thermometry and two-line atomic fluorescence
We report accurate in-situ optical measurements of surface temperature, volatile gas
temperature, and polycyclic aromatic hydrocarbon (PAH) emission over the whole burning …
temperature, and polycyclic aromatic hydrocarbon (PAH) emission over the whole burning …
Simultaneous Quantitative Detection of HCN and C2H2 in Combustion Environment Using TDLAS
Emission of nitrogen oxides (NOx) and soot particles during the combustion of biomass fuels
and municipal solid waste is a major environmental issue. Hydrogen cyanide (HCN) and …
and municipal solid waste is a major environmental issue. Hydrogen cyanide (HCN) and …
Simultaneous detection of K, KOH, and KCl in flames and released from biomass using photofragmentation TDLAS
E Thorin, K Zhang, D Valiev, FM Schmidt - Optics Express, 2021 - opg.optica.org
Gaseous potassium (K) species released from biomass during thermochemical conversion
pose challenges to reactors and human health. Photofragmentation tunable diode laser …
pose challenges to reactors and human health. Photofragmentation tunable diode laser …
Optical in-situ measurements and modeling of post-flame sulfation of NaOH (g) and NaCl (g)
Post-flame sulfation of gaseous sodium hydroxide (NaOH) and sodium chloride (NaCl) was
investigated with optical in situ measurements at 850 to 1475° C. A multi-jet burner was …
investigated with optical in situ measurements at 850 to 1475° C. A multi-jet burner was …