Achieving Adequate Circulation in Chemical Looping Combustion─Design Proposal for a 200 MWth Chemical Looping Combustion Circulating Fluidized Bed Boiler

A Lyngfelt, D Pallares, C Linderholm, F Lind… - Energy & …, 2022 - ACS Publications
Chemical looping combustion (CLC) has unique potential for avoiding the large costs and
energy penalties of existing CO2 capture technologies. Oxygen is transferred to the fuel …

Current advances and future prospects of in-situ desulfurization processes in oxy-fuel combustion reactors

ES Go, JLJ Ling, BS Solanki, H Ahn, PL Show… - Environmental …, 2024 - Elsevier
Oxy-fuel circulating fluidized bed combustion is known as one of the most potent fuel
combustion technologies that capture ultra-low greenhouse gases and pollutant emissions …

Mechanism modeling of optimal excess air coefficient for operating in coal fired boiler

Y Wang, X Li, T Mao, P Hu, X Li - Energy, 2022 - Elsevier
Optimization of excess air coefficient is extremely significant for boiler operating
performance. Currently theoretical modeling of optimal excess air coefficient is still an …

Transformation of CFB boilers pollutant treatment strategies under China's stricter requirements and the background of carbon neutrality (FBC24)

M Miao, T Zhou, M Zhang, R Bai, H Yang - Fuel, 2023 - Elsevier
The 14th FYPP puts forward stricter requirements for pollutants control of CFB boilers, which
are very difficult for the current flue gas treatment system to meet. Therefore, it is urgent to …

Application of the CPFD method to analyze the effects of bed material density on gas-particle hydrodynamics and wall erosion in a CFB boiler

BH Lee, YH Bae, KM Kim, Y Jiang, YH Ahn, CH Jeon - Fuel, 2023 - Elsevier
The effect of bed material density on gas-particle hydrodynamics and wall erosion in the
world's first 550 MWe ultra-supercritical (USC) circulating fluidized bed (CFB) boiler was …

A dynamic nonlinear model used for controller design of a 600 MW supercritical circulating fluidized bed boiler-turbine unit

H Zhang, M Gao, H Yu, H Fan, J Zhang - Applied Thermal Engineering, 2022 - Elsevier
Large-scale circulating fluidized bed (CFB) power generation units with high steam pressure
and temperature have been put into operation in order to obtain high cycle efficiency and …

Piecewise affine model identification and predictive control for ultra-supercritical circulating fluidized bed boiler unit

C Yang, T Zhang, L Sun, S Huang, Z Zhang - Computers & Chemical …, 2023 - Elsevier
In this paper, fully considering the form of the nonlinear model after linearization at the
steady-state point, an improved subspace identification method based on the steady-state …

A dynamic model for supercritical once-through circulating fluidized bed boiler-turbine units

H Zhang, M Gao, H Fan, K Zhang, J Zhang - Energy, 2022 - Elsevier
It is urgent to establish a dynamic model of once-through supercritical circulating fluidized
bed (SCFB) power generation units in order to explore the flexible operation mode. This …

Dynamic prediction of in-situ SO2 emission and operation optimization of combined desulfurization system of 300 MW CFB boiler

H Zhang, M Gao, C Liu, J Liu, G Yue, J Zhang - Fuel, 2022 - Elsevier
As the emission regulation becomes more stringent, in-situ desulfurization and wet flue gas
desulfurization have been widely used for circulating fluidized bed (CFB) boilers. However …

Microstructural development of product layer during limestone sulfation and its relationship to agglomeration in large-scale CFB boiler

D Li, X Qu, J Li, SW Hong, C Jeon - Energy, 2022 - Elsevier
Agglomeration is one of the major operational problems in fluidized bed system.
Agglomeration in a fluidized bed heat exchanger of a 550-MWe circulating-fluidized-bed …