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Modeling and Simulation of Coal Combustion and Gasification

Performance Prediction of a Pressurized Entrained Flow Ultra Fine Coal Gasifier

Performance Prediction of a Pressurized Entrained Flow Ultra Fine Coal Gasifier

... the coal combustion efficiency and developing new technology that can extend the usability of coal more ...temperature gasification is one of the cleanest and most thermally efficient ways to ...

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Simulation of Ash Deposition Behavior in an Entrained Flow Coal Gasifier

Simulation of Ash Deposition Behavior in an Entrained Flow Coal Gasifier

... a combustion process where the gas and wall temperatures are higher than those in the gasifictin ...CFD modeling of the ash deposition mechanism in an entrained flow coal gasification process ...

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Simulation of Coal Gasification Process Inside a Two-Stage Gasifier

Simulation of Coal Gasification Process Inside a Two-Stage Gasifier

... CFD modeling capability for entrained flow gasifiers that focus on two gasifier configurations: single-stage down fired system and two-stage with multiple feed ...comprehensive coal combustion and ...

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Chemical reaction kinetics of coal combustion investigated by thermogravimentric analysis

Chemical reaction kinetics of coal combustion investigated by thermogravimentric analysis

... When reaction temperature is not high in the process of combustion, the chemical reaction speed is lower. The supply speed of oxygen is more larger than oxygen consumption speed in chemical reaction which lead to ...

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Clean coal technology in China : a strategy for the Netherlands

Clean coal technology in China : a strategy for the Netherlands

... In contrast with direct import of technologies, patent acquisition allows effective technology transfer but it is a risky strategy. Since the system of intellectual property right protection in China is still in the ...

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Three dimensional full loop modeling and optimization of an in situ gasification chemical looping combustion system

Three dimensional full loop modeling and optimization of an in situ gasification chemical looping combustion system

... situ gasification chemical looping combustion (iG- CLC) ...the modeling parameters on the solids mass flux and solids distribution were studied in ...The modeling results have presented ...

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Simplification of Gibbs Free Energy Equation for Predicting the Gas Composition of Steam Gasification of Pattukku Coal Char

Simplification of Gibbs Free Energy Equation for Predicting the Gas Composition of Steam Gasification of Pattukku Coal Char

... the gasification process, the understanding of the influence of raw material and other operating parameters are ...or modeling that could be used to perform the optimization of the process is of importance ...

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Analysis of Biomass/Coal Co-Gasification for Integrated Gasification Combined Cycle (IGCC) Systems with Carbon Capture

Analysis of Biomass/Coal Co-Gasification for Integrated Gasification Combined Cycle (IGCC) Systems with Carbon Capture

... Biomass is any material that is derived directly from living or previously living things. Examples include wood products, animal and plant wastes, and compost. The use of biomass as an alternative energy source is not a ...

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Modeling and Simulation of the Incident Radiative Heat Received on the Surface of a TPV Absorber from the Combustion of Palm Nut Shells

Modeling and Simulation of the Incident Radiative Heat Received on the Surface of a TPV Absorber from the Combustion of Palm Nut Shells

... Abstract:- Thermo photovoltaic (TPV) system technology is based on the phenomenon of direct conversion of radiation coming from a heat source into electrical energy by means of photovoltaic cells. One of the heat source ...

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Utilization of Bottom Ash in Hydraulic Stowing for Replacement of Sand and Fly Ash

Utilization of Bottom Ash in Hydraulic Stowing for Replacement of Sand and Fly Ash

... pulverized coal causes environment problems and requires huge area of land for its ...is coal –based generation capacity is thermal, of which coal-based generation is ...underground coal mines ...

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CO-GASIFICATION OF COAL AND EMPTY FRUIT BUNCH (EFB) IN AN ENTRAINED FLOW GASIFICATION (PAGE 37-46)

CO-GASIFICATION OF COAL AND EMPTY FRUIT BUNCH (EFB) IN AN ENTRAINED FLOW GASIFICATION (PAGE 37-46)

... The gasification experiments were performed in a laboratory-scale entrained flow gasifier, operating at atmospheric ...for gasification to oxygen required for stoichiometric combustion at given ...

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Mathematical Modeling and Numerical Simulation of Wastewater Treatment Unit Using CFD

Mathematical Modeling and Numerical Simulation of Wastewater Treatment Unit Using CFD

... for numerical simulation. Velocity distributions were obtained and indicated that there are some dead zones near the wall of mixer which can be removed by adjusting the impeller velocity. The impeller can also ...

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Green House Gas Reduction Through Dry Washing Of Coal – Exploring Possibility

Green House Gas Reduction Through Dry Washing Of Coal – Exploring Possibility

... of Coal , Ministry of Environment, Forest & Climate change and further regulation by Central Pollution Control ...beneficiated coal with ash content not exceeding thirty four percent on quarterly ...

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Gasification of Petcoke and Coal/Biomass Blend: A Review

Gasification of Petcoke and Coal/Biomass Blend: A Review

... on gasification if blended with petcoke ...shorter gasification time. Fermoso et al. (2009) performed the co-gasification of selected binary and ternary mixtures of biomass, coal and petcoke ...

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EMPLOYING OPTICAL MEASUREMENTS FOR MONITORING AND DIAGNOSTICS OF COMBUSTION PROCESS IN INDUSTRIAL CONDITIONS

EMPLOYING OPTICAL MEASUREMENTS FOR MONITORING AND DIAGNOSTICS OF COMBUSTION PROCESS IN INDUSTRIAL CONDITIONS

... of coal dust combustion or its co- combustion with biomass in industrial combus- tions, the flow at the burner outlet is ...the combustion process in such con- ditions is extremely difficult ...

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Modelling Of Coal Combustion In A Combustor

Modelling Of Coal Combustion In A Combustor

... Today, coal were used in the industry such as in steel production, cement manufacturing, electricity generation and as a liquid ...Usually, coal will go through to the combustion process to allow us ...

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Assessment of Hydrocarbon Generation Potential of Permian Gondwana Coals, Bangladesh

Assessment of Hydrocarbon Generation Potential of Permian Gondwana Coals, Bangladesh

... Hossain, H.M.Z; Roser, B.P; Kimura, J.I. (2010) Petrography and whole-rock geochemistry of the Tertiary Sylhet succession, northeastern Bengal Basin, Bangladesh: Provenance and source area weathering. Sedimentary ...

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Effect Of Particle Size And Fuel Type On Solid Waste Combustion

Effect Of Particle Size And Fuel Type On Solid Waste Combustion

... Biomass heating systems refers to the various methods used to generate heat from biomass. The systems fall under the categories of direct combustion, gasification, combined heat and power (CHP), anaerobic ...

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Mathematical Modeling and CFD Simulation of Hydrocarbon Purification Using Membrane Technology

Mathematical Modeling and CFD Simulation of Hydrocarbon Purification Using Membrane Technology

... The modeling results also presented temperature profile and Reynolds number in the membrane ...The simulation results revealed that the developed model could provide a general simulation of transport ...

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Numerical Modelling of Coal Combustion Processes in the Vortex Furnace with Dual Port Loading

Numerical Modelling of Coal Combustion Processes in the Vortex Furnace with Dual Port Loading

... vortex combustion chamber in the lower part of the fur- nace, the diffuser, and the cooling chamber exited with discharge ...pulverized coal-air mixture is injected tangentially (alongside the main vortex ...

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