Blar i NTNU Open på forfatter "Li, Tian"
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Gasification of High Heating-rate Biomass-derived Chars at Elevated Temperatures
Li, Tian; Niu, Yanqing; Wang, Liang; Løvås, Terese (Journal article; Peer reviewed, 2017)In this study, gasification behavior of high heating-rate chars were investigated using an entrained flow reactor with an optical particle-sizing pyrometer. Two biomass chars produced from forest residue and torrefied ... -
Grid-independent Eulerian-Lagrangian approaches for simulations of solid fuel particle combustion
Zhang, Jingyuan; Li, Tian; Ström, Henrik; Løvås, Terese (Journal article; Peer reviewed, 2020)In this study, a computational fluid dynamics (CFD) model with three coarse graining algorithms is developed with the implementation of a layer based thermally thick particle model. Three additional coupling methods, cube ... -
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 ... -
High-temperature pyrolysis modeling of a thermally thick biomass particle based on an MD-derived tar cracking model
Chen, Tao; Ku, Xiaoke; Li, Tian; Karlsson, Bodil S.A.; Sjöblom, Jonas; Strøm, Henrik (Peer reviewed; Journal article, 2021)Biomass pyrolysis in the thermally thick regime is an important thermochemical phenomenon encountered in many different types of reactors. In this paper, a particle-resolved algorithm for thermally thick biomass particle ... -
Hydrophobic nanostructured wood membrane for thermally efficient distillation
Hou, Dianxun; Li, Tian; Chen, Xi; He, Shuaiming; Dai, Jiaqi; Alex Mofid, Sohrab; Hou, Deyin; Iddya, Arpita; Jassby, David; Yang, Ronggui; Hu, Liangbing; Ren, Zhiyong Jason (Peer reviewed; Journal article, 2019)Current membrane distillation (MD) is challenged by the inefficiency of water thermal separation from dissolved solutes, controlled by membrane porosity and thermal conductivity. Existing petroleum-derived polymeric membranes ... -
Hydrothermal Gasification of Biogas Digestate: a Parametric Study Using a Matlab-based Code
Rahma, Fadilla Noor; Li, Tian; Khalil, Roger Antoine; Tran, Quang Khanh (Peer reviewed; Journal article, 2023)In this work, effect of process parameters on hydrothermal gasification (HTG) of biogas digestate are thermodynamically investigated using a Matlab-based code, which is capable of modelling the effects of the feedstock’s ... -
Hydrothermal Gasification of Biogas Digestate: a Thermodynamic Study on Effects of Process Parameters Using Aspen Plus
Rahma, Fadilla Noor; Li, Tian; Khalil, Roger Antoine; Tran, Quang Khanh (Peer reviewed; Journal article, 2023) -
Influence of drag force correlations on periodic fluidization behavior in Eulerian-Lagrangian simulation of a bubbling fluidized bed
Ku, Xiaoke; Li, Tian; Løvås, Terese (Journal article; Peer reviewed, 2013)In this paper, an Eulerian–Lagrangian approach, in which the gas flow is solved by the volume-averaged Navier–Stokes equation and the motion of individual particles is obtained by directly solving Newton's second law of ... -
Modelling of reacting multi-phase flow for biomass gasification
Guo, Ning (Doctoral theses at NTNU;2020:103, Doctoral thesis, 2020)Entrained flow gasification of pulverized biomass is considered as one of the potential technology routes to produce syngas, which later can be used to produce second generation of biofuels via Fisher-Tropsch (FT) synthesis. ... -
Performance analysis of safety barriers against cascading failures in a battery pack
Xie, Lin; Ustolin, Federico; Lundteigen, Mary Ann; Li, Tian; Liu, Yiliu (Peer reviewed; Journal article, 2022)Lithium-ion batteries have been widely employed as the principal power source in electric vehicles and other storage systems. However, some critical issues in a battery pack still exist, such as thermal failures on initial ... -
Rapid change of particle velocity due to volatile gas release during biomass devolatilization
García Llamas, Ángel David; Guo, Ning; Li, Tian; Gebart, Rikard; Umeki, Kentaro (Peer reviewed; Journal article, 2021)Our earlier study showed significant differences in average particle velocity between simulation and experimental results for devolatilizing biomass particles in an idealised entrained flow reactor [N. Guo et al., Fuel, ... -
A reactor-scale CFD model of soot formation during high-temperature pyrolysis and gasification of biomass
Chen, Tao; Li, Tian; Sjöblom, Jonas; Strøm, Henrik (Peer reviewed; Journal article, 2021)Soot generation is an important problem in high-temperature biomass gasification, which results in both air pollution and the contamination of gasification equipment. Due to the complex nature of biomass materials and the ... -
Skeletal mechanisms for prediction of NOx emission in solid fuel combustion
Li, Tian; Skreiberg, Øyvind; Løvås, Terese; Glarborg, Peter (Journal article; Peer reviewed, 2019)Emission of nitrogen oxides (NOx) is a major challenge for combustion of solid fuels. Strategies for emission control can be developed from computational fluid dynamics (CFD) simulation. This, furthermore, requires a ... -
Stochastic reactor modeling of biomass pyrolysis and gasification
Weber, Kathrin; Li, Tian; Løvås, Terese; Seidel, Lars; Perlman, Cathleen; Mauss, Fabian (Journal article; Peer reviewed, 2017)In this paper, a partially stirred stochastic reactor model is presented as an alternative for the modeling of biomass pyrolysis and gasification. Instead of solving transport equations in all spatial dimensions as in CFD ... -
Stochastic Reactor-Based Fuel Bed Model for Grate Furnaces
Netzer, Corinna; Li, Tian; Seidel, Lars; Mauss, Fabian; Løvås, Terese (Peer reviewed; Journal article, 2020)Biomass devolatilization and incineration in grate-fired plants are characterized by heterogeneous fuel mixtures, often incompletely mixed, dynamical processes in the fuel bed and on the particle scale, as well as heterogeneous ... -
Surrogate Reaction Mechanism for Waste Incineration and Pollutant Formation
Netzer, Corinna; Li, Tian; Løvås, Terese (Peer reviewed; Journal article, 2021)The incineration of municipal solid waste (MSW) is an attractive technology to generate thermal energy and reduce landfill waste volume. To optimize primary measures to ensure low emission formation during combustion, ... -
The influence of size and morphology on devolatilization of biomass particles
Leth-Espensen, Anna; Li, Tian; Glarborg, Peter; Løvås, Terese; Jensen, Peter Arendt (Journal article; Peer reviewed, 2020)This modeling study examines the effect of particle morphology on devolatilization of biomass particles at conditions relevant for suspension firing. A model, which can calculate devolatilization times and particle ... -
Validation of a numerical approach for simulation of the thermal decomposition behaviour of biomass in grate combustion plants
Bugge, Mette; Haugen, Nils Erland L; Li, Tian; Zhang, Jingyuan; Skreiberg, Øyvind (Journal article; Peer reviewed, 2021)