Current investigation status of oxyfuel circulating
Abstract. Oxyfuel circulating fluidized bed combustion (OxyCFBC) is regarded as one of the most promising and sustainable technologies for carbon capture, utilization and
Progress of Combustion in an Oxyfuel Circulating
Oxyfuel combustion, which is a promising technology for the abatement of carbon dioxide emissions, can be applied in circulating fluidizedbed (CFB) power plants.
Circulating fluidized bed combustion (CFBC) ScienceDirect
The Ahlstom Pyropower circulating fluidized bed (CFB) was developed in the late 1970s. Since 1969, CFB research had been one of the major research and
Pilot Development of Polygeneration Process of
A pilot polygeneration process of a 75 t h –1 circulating fluidized bed (CFB) boiler combined with a moving bed coal pyrolyzer was developed based on
Circulating Fluidized Beds SpringerLink
Since the late 1970s there has been an explosion of industrial and academic interest in circulating fluidized beds. In part, the attention has arisen due to the environmental
(PDF) Circulating fluidized bed combustor
Abstract and Figures. Abstract Energy is an important topic in current events, especially in Europe where a need for better techniques of energy production is becoming more urgent day by day. This
Circulating fluidized bed combustion (CFBC) Semantic
Abstract: This chapter is devoted to basic aspects of circulating fluidized bed combustion (CFBC). The chapter first reviews the history and current status of CFBC technology.
(PDF) CFD ANALYSIS OF CIRCULATING
This paper presents coal combustion in circulating fluidized bed and the k–є twophase turbulence model was used to describe the gas–solids flow in a CFB. The analysis of coal combustion is
CFD modeling to study fluidized bed combustion and
Few of them [6], [7], [8] considered CFD for combustion of coal in circulating fluidized bed combustor overlooking threedimensional effects. Only two authors [9],[10] considered the threedimensional or fullscale device geometry to investigate the unit with E–E approach considering combustion/gasification occurring in bed.
Effect of secondary air on NO emission in a 440t/h
The combustion characteristics of circulating fluidized bed boiler and the effect of secondary air on NO emission were investigated. The fullscale threedimensional model of a 440t/h circulating fluidized bed boiler was established. The rationality of the grid was validated by the experimental data of material layer resistance.
Pilot Development of Polygeneration Process of
A pilot polygeneration process of a 75 t h –1 circulating fluidized bed (CFB) boiler combined with a moving bed coal pyrolyzer was developed based on laboratoryscale experimental results. The process operation showed good consistency and integration between boiler and pyrolyzer. Some critical operating parameters such as hot
Application of the Numerical Techniques for
The numerical simulation of the large scale industrial circulating fluidized bed (CFB) boilers, working under air and oxyfuel combustion are presented in this paper. Moreover, twodimensional
Circulating Fluidized Beds SpringerLink
Since the late 1970s there has been an explosion of industrial and academic interest in circulating fluidized beds. In part, the attention has arisen due to the environmental advantages associated with CFB (circulating . fluidized bed) combustion systems, the incorporation of riser reactors employing cir culating fluidized bed technology in
(PDF) Circulating fluidized bed combustor
Abstract and Figures. Abstract Energy is an important topic in current events, especially in Europe where a need for better techniques of energy production is becoming more urgent day by day. This
(PDF) Design Theory of Circulating Fluidized Bed
Circulating fluidized bed (CFB) boiler has been widely applied for the combustion of lowquality fuels such as coal slime and gangue for its merits in combustion efficiency, fuel flexibility
李诗媛中国科学院大学UCAS
(13) Study of Oxyfuel Coal Combustion in a 0.1 MWth Circulating Fluidized Bed at High Oxygen Concentrations, Energy & Fuels, 2014, 第 2 作者 (14) Effect of oxygen staging and excess oxygen on O2/CO2 combustion with high oxygen concentration in circulating fluidized bed, Energy & Fuels, 2014, 第 2 作者
The 4th International Conference on Circulating Fluidized
The International Conference on Circulating Fluidized Bed Boiler (CFBB) is a series of conference sponsored and organized by Pusan National University, Korea and Tsinghua University, China. The 1st, 2nd and 3rd CFBB were successfully and respectively held in Donghae, Korea in , Qingdao, China in and Busan, Korea, in .
Circulating Fluidized Bed Combustion Is a Winner
Circulating fluidized bed combustion systems have proven to be among the best. One Turkish plant that utilizes the technology is a Top Plant award winner. The demand for power is growing
Progress of Combustion in an Oxyfuel Circulating
Oxyfuel combustion, which is a promising technology for the abatement of carbon dioxide emissions, can be applied in circulating fluidizedbed (CFB) power plants. In this study, the effects of operational conditions on the progress of oxyfuel CFB combustion were investigated by means of a mathematical model for CFB oxyfuel combustion
Effect of secondary air on NO emission in a 440t/h
The combustion characteristics of circulating fluidized bed boiler and the effect of secondary air on NO emission were investigated. The fullscale threedimensional model of a 440t/h circulating fluidized bed boiler was established. The rationality of the grid was validated by the experimental data of material layer resistance.
Process Simulation Development of Coal Combustion in a
A process simulation model has been developed to simulate and predict the condition of three kinds of coal combustion in a 30 kW circulating fluidized bed combustor based on Aspen Plus with considering gas−solid hydrodynamics via Aspen Plus inline FORTRAN codes and combustion reaction kinetics via some external FORTRAN subroutines
Application of the Numerical Techniques for
The numerical simulation of the large scale industrial circulating fluidized bed (CFB) boilers, working under air and oxyfuel combustion are presented in this paper. Moreover, twodimensional
Pilot Development of Polygeneration Process of
A pilot polygeneration process of a 75 t h –1 circulating fluidized bed (CFB) boiler combined with a moving bed coal pyrolyzer was developed based on laboratoryscale experimental results. The process operation showed good consistency and integration between boiler and pyrolyzer. Some critical operating parameters such as hot
Sulfur Transformation in the Process of Circulating
The transformation of sulfur was experimentally investigated in a polygeneration process that integrated coal combustion and pyrolysis. Highsulfur Yanzhou coal was pyrolyzed together with circulating ash in a fixed bed. The circulating ash not only fixed some of gaseous sulfur but also decreased the sulfur remained in char compared with coal
Adsorption properties of CFBC ash–cement pastes as
Circulating fluidized bed combustion (CFBC) ash can be potentially used as supplementary cementitious materials for concrete production due to its desirable pozzolanic activity. The adsorption properties of CFBC ash–cement pastes were studied, and ordinary pulverized coal combustion (PCC) fly ash–cement pastes were used as
Circulating fluidized bed combustion (CFBC) Semantic
Abstract: This chapter is devoted to basic aspects of circulating fluidized bed combustion (CFBC). The chapter first reviews the history and current status of CFBC technology. The chapter then discusses advantages and basic principles of CFBC, describing factors affecting combustion efficiency as well as the issue of reliability and availability of CFB
The 4th International Conference on Circulating Fluidized
The International Conference on Circulating Fluidized Bed Boiler (CFBB) is a series of conference sponsored and organized by Pusan National University, Korea and Tsinghua University, China. The 1st, 2nd and 3rd CFBB were successfully and respectively held in Donghae, Korea in , Qingdao, China in and Busan, Korea, in .
Circulating Fluidized Bed Combustion Is a Winner
Circulating fluidized bed combustion systems have proven to be among the best. One Turkish plant that utilizes the technology is a Top Plant award winner. The demand for power is growing