Browsing Publikasjoner fra CRIStin - SINTEF Energi by Author "Wang, Liang"
Now showing items 21-40 of 52
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Considerations on factors affecting biocarbon densification behavior based on a multiparameter model
Riva, Lorenzo; Wang, Liang; Ravenni, Giulia; Bartocci, Pietro; Videm Buø, Therese; Skreiberg, Øyvind; Fantozzi, Francesco; Nielsen, Henrik Kofoed (Peer reviewed; Journal article, 2021)The optimization of upscaled biochar pelleting is limited by lack of knowledge regarding the effects of process parameters. A multiparameter model, coupled to a single pellet press unit, was for the first time applied to ... -
Effect of fuel mixing on melting behavior of spruce wood ash
Wang, Liang; Skreiberg, Øyvind; Khalil, Roger Antoine; Li, Hailong (Journal article, 2019)The aim of this work was to investigate effects of fuel mixing on melting behavior of spruce wood ash. Spruce bark was studied as additive fuel regarding its ability to lower the melting and flowing temperature of spruce ... -
Effect of processing conditions on the constant-volume carbonization of biomass
Legarra, Maider; Morgan, Trevor; Turn, Scott; Wang, Liang; Skreiberg, Øyvind; Antal, Michael Jerry (Peer reviewed; Journal article, 2019)The effects of processing conditions (closed versus open reactor, pressure, temperature, soaking time, biomass loading, heating rate, and fuel particle size) on product yields and char properties from constant-volume ... -
Effect of slow pyrolysis conditions on biocarbon yield and properties: Characterization of the volatiles
Babinszki, Bence; Sebestyén, Zoltán; Jakab, Emma; Kőhalmi, Luca; Bozi, Janos; Várhegyi, Gábor; Wang, Liang; Skreiberg, Øyvind; Czégény, Zsuzsanna (Peer reviewed; Journal article, 2021)Slow pyrolysis of spruce and birch was performed at various heating programs and conditions in a horizontal quartz tube reactor heated by an electric furnace. The effects of feedstock and carbonization conditions on the ... -
EFFECT OF STORAGE TIME AND CONDITIONS ON BIOMASS CHARCOAL PROPERTIES
Wang, Liang; Hu, Kathryn; Higashi, Charissa; Skreiberg, Øyvind; Myrvågnes, Viktor; Grønli, Morten; Antal, Michael Jerry; Várhegyi, Gábor (Journal article, 2015) -
Effect of torrefaction on physiochemical characteristics and grindability of stem wood, stump and bark
Wang, Liang; Barta-Rajnai, Eszter; Skreiberg, Øyvind; Khalil, Roger Antoine; Czégény, Zsuzsanna; Jakab, Emma; Barta, Zsolt; Grønli, Morten (Journal article; Peer reviewed, 2017)In this work, Norway spruce stem wood, stump and bark were torrefied in a bench scale tubular reactor at 225, 275 and 300 °C with two residence times (30 and 60 min). Effect of torrefaction on general properties, chemical ... -
Effect of torrefaction on properties of pellets produced from woody biomass
Wang, Liang; Riva, Lorenzo; Skreiberg, Øyvind; Khalil, Roger Antoine; Bartocci, Pietro; Yang, Qing; Yang, Haiping; Wang, Xuebin; Chen, Dengyu; Rudolfsson, Magnus; Nielsen, Henrik Kofoed (Peer reviewed; Journal article, 2020)Torrefaction has been recognized as a promising strategy to improve handling and storage properties of wood-based pellets, thus producing a uniform-quality commodity with high energy density and hydrophobicity. In this ... -
The Effects of Pyrolysis Conditions and Feedstocks on the Properties and Gasification Reactivity of Charcoal from Woodchips
Phounglamcheik, Aekjuthon; Wang, Liang; Romar, Henrik; Kienzl, Norbert; Broström, Markus; Ramser, Kerstin; Skreiberg, Øyvind; Umeki, Kentaro (Peer reviewed; Journal article, 2020)Pyrolysis conditions in charcoal production affect yields, properties, and further use of charcoal. Reactivity is a critical property when using charcoal as an alternative to fossil coal and coke, as fuel or reductant, in ... -
Empirical Kinetic Models for the CO2 Gasification of Biomass Chars. Part 1. Gasification of Wood Chars and Forest Residue Chars
Várhegyi, Gábor; Wang, Liang; Skreiberg, Øyvind (Journal article; Peer reviewed, 2021)The gasification kinetics of charcoals and biomass chars is complicated by several factors, including chemical and physical inhomogeneities, the presence of mineral matter, and the irregular geometry of the pore structure. ... -
Energy efficiency, environmental aspects and cost-efficiency of small-scale biocarbon conversion applications – value chain analysis
Kempegowda, Rajesh Shivanahalli; Barta, Zsolt; Skreiberg, Øyvind; Wang, Liang (Journal article, 2016) -
Evaluation of the effect of pressure and heat transfer on the efficiency of a batch fuel reactor, using Iron-based Oxygen Carrier with a CFD model
Lu, Wang; Bartocci, Pietro; Abad, Alberto; Cabello, Arturo; Obras Loscertales, Margarita de las; Mendiara, Teresa; Wang, Liang; Chen, Qi; Chen, Yingquan; Wang, Xianhua; Yang, Haiping; Chen, Haiping; Zampilli, Mauro; Fantozzi, Francesco (Peer reviewed; Journal article, 2022)Coupling a Chemical Looping Combustor fed with biofuels with a turbo expander is a promising Negative Emissions Technology (NET) to realize climate neutral targets in China and Europe. This is also an example of Bioenergy ... -
Experimental Study on Charcoal Production from Woody Biomass
Wang, Liang; Skreiberg, Øyvind; Van Wesenbeech, Sam; Grønli, Morten; Antal, Michael Jerry (Journal article; Peer reviewed, 2016)In the present work, effects of process conditions on char and fixed carbon yields from four woody biomasses were studied. The influence of the particle size, sample mass, and pressure on experimental values of char and ... -
High temperature gasification of high heating-rate chars using a flat-flame reactor
Li, Tian; Niu, Yanqing; Wang, Liang; Shaddix, Christopher; Løvås, Terese (Journal article; Peer reviewed, 2018)The increasing interest in gasification and oxy-fuel combustion of biomass has heightened the need for a detailed understanding of char gasification in industrially relevant environments (i.e., high temperature and ... -
Impact of storage time and conditions on properties of biocarbon
Wang, Liang; Buvarp, Fredrik; Skreiberg, Øyvind; Khalil, Roger Antoine (Journal article; Peer reviewed, 2018) -
Investigation on ash slag from combustion of medium-density fiberboard production residues
Wang, Liang; Skjevrak, Geir; Skreiberg, Øyvind (Journal article, 2019)Medium-Density Fiberboard (MDF) is made by breaking down of wood as conifer wood thinnings and wood processing industry residues including sawdust, which is glued and pressed together, and is widely used as a building ... -
Investigation on Ash Slagging Characteristics during Combustion of Biomass Pellets and Effect of Additives
Wang, Liang; Skjevrak, Geir; Skreiberg, Øyvind; Wu, Hongwei; Nielsen, Henrik Kofoed; Hustad, Johan Einar (Journal article; Peer reviewed, 2017) -
Kinetics of the CO2 gasification of woods, torrefied woods, and wood chars. Least squares evaluations by empirical models
Várhegyi, Gábor; Wang, Liang; Skreiberg, Øyvind (Peer reviewed; Journal article, 2023)The gasification kinetics of chars forming from biomass materials was studied by kinetic equations of type dX/dt = A f(X) exp(− E/(RT)) where X is the conversion of the sample, A is the pre-exponential factor, E is the ... -
LCA Analysis of Biocarbon Pellet Production to Substitute Coke
Riva, Lorenzo; Nielsen, Henrik Kofoed; Buø, Therese Videm; Zhou, Hewen; Yang, Qing; Yang, Haiping; Skreiberg, Øyvind; Wang, Liang; Bartocci, Pietro; Barbanera, Marco; Fantozzi, Francesco (Journal article, 2019)Biocarbon is a promising alternative to fossil reductants for decreasing greenhouse gas emissions and increasing sustainability of the metallurgical industry. In comparison to conventional reductants (i.e., coke and coal), ... -
MSW in a Circular Economy: 2020 - 2035 Scenarios for the City of Oslo, Norway
Wang, Liang; Becidan, Michael (Peer reviewed; Journal article, 2021)The unfolding of Circular Economy principles will have consequences on the generation rate, amount, and composition of Municipal Solid Waste (MSW) as well as the preferred methods to treat them. In this work, four plausible ... -
Non-isothermal kinetics: Best fitting empirical models instead of model-free methods
Várhegyi, Gábor; Wang, Liang; Skreiberg, Øyvind (Journal article; Peer reviewed, 2019)The isoconversional (or model-free) methods cannot provide meaningful kinetic description for most samples in thermal analysis. Nevertheless, they can serve as empirical models. A usable empirical model should describe ...