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Mechanical Engineering Commons

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Full-Text Articles in Mechanical Engineering

Multiphase Cfd Modelling And Piv Validation Of A Uasb Reactor, Camila D' Bastiani, Jéferson Luis Alba, Gabriel Tomazzoni Mazzarotto, Severino Rodrigues De Farias Neto, Lademir Luiz Beal, Anthony Reynolds, David Kennedy Jan 2019

Multiphase Cfd Modelling And Piv Validation Of A Uasb Reactor, Camila D' Bastiani, Jéferson Luis Alba, Gabriel Tomazzoni Mazzarotto, Severino Rodrigues De Farias Neto, Lademir Luiz Beal, Anthony Reynolds, David Kennedy

Conference Papers

Upflow anaerobic sludge blanket (UASB) reactors stand out as a feasible option for treating wastewaters while generating a valuable amount of biogas. It is known that the efficiency of UASB reactors is closely linked to its hydrodynamics. Therefore, understanding the role of each phase (solids, liquid and gas) in the mixing conditions inside the reactor and having validated numerical models for predicting the flow behavior has become fundamental for the design and optimization of UASB reactors. In this context this work aims to develop and validate a three phase Computational Fluid Dynamics (CFD) model of an UASB reactor. Eulerian-Eulerian laminar …


Economic Appraisal Of Hybrid Solar-Biomass Thermophotovoltaic Power Generation, C. M. Iftekhar Hussain Cmih, Aidan Duffy, Brian Norton Jan 2019

Economic Appraisal Of Hybrid Solar-Biomass Thermophotovoltaic Power Generation, C. M. Iftekhar Hussain Cmih, Aidan Duffy, Brian Norton

Conference Papers

The techno-economic parameters that influence the commercial deployment of hybrid thermophotovoltaic (TPV) solar power generation are determined using annual system simulations. It has been found that a TPV cell price of E5/cm2 or less together with a TPV operating temperature under 800°C is required for a hybrid solar–biomass TPV power plant to be economically competitive with the state-of-the-art hybrid solar–biomass Rankine cycle power plants.