Search Results - "Jafari Nasr, M. R."

Experimental study of a solar desalination pond as second stage in proposed zero discharge desalination process by Farahbod, Farshad, Mowla, Dariush, Jafari Nasr, M.R., Soltanieh, Mohammad

“…•We investigated the effect of basic items in solar desalination pond performance.•Theoretical and experimental amounts of evaporation rate are…”
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Fluid flow analysis and extension of rapid design algorithm for helical baffle heat exchangers by Jafari Nasr, M.R., Shafeghat, A.

“…“Shell-and-tube heat exchanger with helical baffles” is one of the new technologies used to improve the performance of common heat exchangers with segmental…”
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New opportunities in mass and energy consumption of the Multi-Stage Flash Distillation type of brackish water desalination process by Khoshrou, I., Jafari Nasr, M.R., Bakhtari, K.

“…•An alternative heat source in remote area. Using the advantages of evaporative desalination instead of osmosis methods.•Suitable for coastal areas in the…”
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Analysis of gas holdup and bubble behavior in a biopolymer solution inside a bioreactor using tomography and dynamic gas disengagement techniques by Khalili, Fariba, Jafari Nasr, MR, Kazemzadeh, Argang, Ein‐Mozaffari, Farhad

“…BACKGROUND The interfacial mass transfer rate in an aerated system vessel in which the liquid phase is in contact with the gas phase is closely related to the…”
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Hydrodynamic performance of the ASI impeller in an aerated bioreactor containing the biopolymer solution through tomography and CFD by Khalili, Fariba, Jafari Nasr, M.R., Kazemzadeh, Argang, Ein-Mozaffari, Farhad

“…[Display omitted] •Performance of the ASI impeller was assessed for the gas dispersion in biopolymer solutions.•The effects of gas flow rate, impeller speed,…”
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Experimental study of forced circulation evaporator in zero discharge desalination process by Farahbod, Farshad, Mowla, Dariush, Jafari Nasr, M.R., Soltanieh, Mohammad

“…Zero discharge desalination process is the most promising technology to prevent salinity and thermal shocks to ecosystem by effluent streams of desalination…”
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Modeling of heat transfer enhancement by wire coil inserts using artificial neural network analysis by Jafari Nasr, M.R., Habibi Khalaj, A., Mozaffari, S.H.

“…This study presents an application of artificial neural networks (ANNs) to characterize thermo-hydraulic behavior of helical wire coil inserts inside tube. An…”
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THERMO-HYDRAULIC BEHAVIOR MODELING OF PASSIVE HEAT TRANSFER ENHANCEMENT TECHNIQUES USING A SOFT COMPUTING APPROACH by Habibi Khalaj, Ali, Chaibakhsh, Ali, Sayyaadi, Hoseyn, Jafari Nasr, M. R.

“…The main aim of this research is to demonstrate effectiveness of soft computing techniques in thermo-hydraulic behavior modeling of passive heat transfer…”
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A novel design for evaporative fluid coolers by Jafari Nasr, M.R., Behfar, R.

“…In the present investigation a novel design algorithm is proposed for evaporative fluid coolers (EFCs) and closed circuit cooling towers. The principal of this…”
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A model for fouling of plate-and-frame heat exchangers in food industry by Boloorchi, A. S., Jafari Nasr, M. R.

“…ABSTRACT Fouling of plate‐and‐frame heat exchangers is considered a major problem in food industries. The presence of microorganisms creates the problem. They…”
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The Production of Synthesis Gas by a Combination of Steam and Dry Reforming Using GHR by Shamkhali, A., Omidkhah, M. R., Towfighi, J., Jafari Nasr, M. R.

“…Synthesis gas is one of the most important intermediates in the chemical and petrochemical industries. There are various processes for synthesis gas…”
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Experimental study of thermo-hydraulic and fouling performance of enhanced heat exchangers by Pahlavanzadeh, H., Jafari Nasr, M.R., Mozaffari, S.H.

“…The present study investigated the effect of two tube inserts (wire coil and wire mesh) on the heat transfer enhancement, pressure drop and mineral salts…”
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Effects of Temperature Differences in Optimization of Spiral Plate Heat Exchangers by Sabouri Shirazi, A. H., Jafari Nasr, M. R., Ghodrat, M.

“…In this research, three aspects of modeling, analyzing, and optimizing spiral plate heat exchangers (SPHEs) are studied. The main objective of this work is to…”
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Rigorous Dynamic Simulation of an Industrial Tray Column, Considered Liquid Flow Regime and Efficiency of Trays by Mahdipoor, H.R., Shirvani, M., Jafari Nasr, M.R., Shakiba, S.

“…A rigorous model is presented for dynamic simulation of an industrial tray column which uses mass and energy balances together with a proper hydraulic…”
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An Algorithm for Cost Comparison of Optimized Shell-and-Tube Heat Exchangers with Tube Inserts and Plain Tubes by Nasr, M. R. Jafari, Polley, G. T.

“…Heat transfer enhancement is currently allocated the most part of investigations to improve the thermal performance of shell and tube heat exchangers. Here an…”
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A new methodology for the production of furfural as a renewable energy source from bagasse in acidic aqueous media by Yazdizadeh, M., Nasr, M. R. Jafari, Safekordi, A. K.

“…Sugarcane is one of the most promising agricultural sources of biomass energy. Sugarcane produces mainly two types of biomass, cane trash and bagasse. Furfural…”
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Extension of Rapid Sizing Algorithm for Shell-and-Tube Heat Exchangers with Tube-Side Pressure Drop Constraint and Multipasses (Part B) by Nasr, M. R. J., Polley, G. T.

“…There are occasions in which process engineers need approximate estimates of the exchanger size rather than full detailed designs. These situations are often…”
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Derivation of Charts for the Approximate Determination of the Area Requirements of Heat Exchangers Using Plain and Low-Finned Tube Bundles (Part A) by Nasr, M. R. J., Polley, G. T.

“…Heat exchangers can be made more compact by either enhancing the heat transfer coefficient or by increasing the amount of area per unit volume. The use of…”
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