Peter Mizsey

Peter Mizsey
University of Miskolc and Budapest University of Technology and Economics · Institute of Chemistry Department of Fine Chemicals and Environmntal Technologies

DSc MTA

About

227
Publications
45,690
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2,323
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Introduction
Peter Mizsey currently works at University of Miskolc and Budapest University of Technology and Economics. Their current project is 'Capture of CO2 from biogases and industrial flue gases' and 'Storage of fluctuating renewable energies with flexible methods: energy and raw materials'

Publications

Publications (227)
Article
Full-text available
The controllability study is an integral part of chemical process design. In this work, the controllability of two special distillation techniques, extractive distillation and pressure swing distillation, designed for the separation of azeotropic mixtures is investigated with dynamic tools. The control design interface of Aspen Plus and Matlab are...
Article
Full-text available
This work aims to propose a general data-driven plastic waste categorisation procedure that defines their recyclability based on classification into material recycling classes. The contamination in plastics, such as metal fillers or additives, is accumulated during the entire Life Cycle, which can be harmful to either mechanical or chemical recycli...
Article
This work aims to improve the synthesis of renewable hydrochar (HC) co-fired with coal to reduce grenhouse gas (GHG) emission. Acetic acid catalyzed hydrothermal carbonization (cHTC) of Chlorella vulgaris microalgae biomass was investigated based on a 3³⁻¹ fractional statistical design of the experiment to examine the effects of hydrothermal reacti...
Article
Hybrid separation materials intended for the hydrophobic pervaporation process with a new type of fillers were generated. Membranes based on poly(ether block amide) (Peba 2533) containing two organic fillers: 4-(trifluoromethyl)-N-(pyridine-2-yl)benzamide (denoted as F1) and 4-(dimethylamino)-N-(pyridine-2-yl)benzamide (denoted as F2) were fabricat...
Article
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Global warming and climate change urge the deployment of close carbon-neutral technologies via the synthesis of low-carbon emission fuels and materials. An efficient intermediate product of such technologies is the biomethanol produced from biomass. Microalgae based technologies offer scalable solutions for the biofixation of CO2, where the produce...
Poster
The chemical process design always includes the controllability investigation of the different design alternatives. An old-new energy integrated alternative for the reduction of the energy consumption of distillation column is the so called dividing-wall columns. There are some new structures where the dividing wall is positioned to the lower or th...
Article
Full-text available
Encouraged by the industrial problem of removing water from methanol solutions, a simple exfoliation method is applied to prepare polyvinyl alcohol (PVA)/laponite nanoclay mixed matrix membranes (MMMs). The membranes are used for the pervaporative dehydration of the methanol-water solution. The influence of the nanoclay content on the pervaporation...
Article
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The exfoliation method was applied for the preparation of high-water selective mixed matrix membranes (MMMs), especially for the dehydration of C1−C3 alcohol−water solutions. Herein, a facile and easy method was employed to fabricate physically cross-linked Laponite nanosilicate clay−PVA MMMs without additional cross-linking by a one-step synthesis...
Article
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Converting carbon dioxide to fine chemicals such as methanol using electrolytic hydrogen could be an efficient way of renewable energy storage. The conversion of CO2 to methanol is a rather complicated multistep process which is usually performed catalytically in gas phase. However, the aqueous phase conversion of CO2 is also feasible in certain co...
Article
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It can be stated that in the fine chemical industries, especially in the pharmaceutical industry, large amounts of liquid waste and industrial waste solvents are generated during the production technology. Addressing these is a key issue because their disposal often accounts for the largest proportion of the cost of the entire technology. There is...
Article
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Chemical industry has a high demand for ethylene quantity, especially with high quality. This paper discusses dynamic simulation models of an ethaneethylene high-pressure cryogenic rectification column with Unisim Design process simulator software. Distillation is one of the most essential technologies in chemical industry, it is important that the...
Article
Pervaporation is a separation method that is considered as green technology because of its low energy consumption. The mechanism of component separation in a liquid mixture by pervaporation is complex but it can be explained with the solution-diffusion mechanism. The work is motivated by an industrial separation problem, that is, ethyl acetate remo...
Article
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Efficient processes save natural resources, e.g. chemicals, energy carriers. The Extractive Heterogeneous Azeotropic Distillation (EHAD) is an efficient, novel process for the separation of highly non-ideal liquid mixtures. On the one hand, it consumes less energy than any other separation process and on the other hand the separated compounds of hi...
Article
In chemical recipes there can be found guidelines for efficient chemical production typically based on chemistry. However, such guidelines have never been checked with engineering methodologies for the sake of sustainability. A methodology is presented here on the case study problem of Grignard reagent production using tetrahydrofuran (THF) as solv...
Article
Full-text available
There are different factors and indices to characterize the performance of a pervaporation membrane, but none of them gives information about their capabilities in the area of liquid separation compared to the most convenient alternative, which is distillation. Membrane flash index (MFLI) can be considered the first and only one that shows if the m...
Article
Thermal crosslinking sequential method applied for DN-PVAs generation efficiently. The swelling measurements investigated that the hydrophilicity of the membrane decreases because of the collaboration of the second thermal crosslinked PVA matrix. The dehydration performance of ethanol solution showed improved using the thermal crosslinked double ne...
Article
Laponite nanodiscs are low cost synthetic silicate clay with extreme hydrophilic behavior. Therefore, laponite can be used to enhance pervaporation membranes’ performance. Poly(vinyl alcohol), (PVA)/laponite pervaporation membranes were fabricated via simple exfoliation method of the nanoclay in the polymer solution followed by chemical crosslinkin...
Article
Full-text available
Carbon dioxide can be converted into fine chemicals such as methanol and thus, the produced renewable energy can be stored in chemical bonds through reductions. To achieve this, a water enhanced mechanism of CO2 hydrogenation leading to methanol has been designed by applying 1:3 (CO2 + 3H2) extended with a water molecule and a hydronium. The thermo...
Article
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This study investigates enhanced biogas production via co-Hydrothermal gasification (co-HTG) of wet Chlorella vulgaris biomass and hydrochar (HC). Hydrothermal carbonization was applied to valorize struvite containing waste microalgae stream into solid bio-fuel with improved combustion properties. The effects of HC quality and mixing ratio are inve...
Article
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The features of pervaporation are continuously improved with the production of more and more efficient membranes. In our present study, silver nanoparticles are in-situ generated in a poly (vinyl alcohol) using solution-casting in order to enhance its capability for pervaporation. The membrane is tested on the case study of ethanol dehydration by p...
Article
Full-text available
In this study, pervaporation (PV) was used as a great promise for freshwater production from high-salinity water. Laponite nanodisc/poly (vinyl alcohol) (PVA) membranes were produced by simple exfoliation method of the nanoclay in the polymer solution using glutaraldehyde (GA). The surface morphology of the produced membrane and the influence of th...
Article
Full-text available
A kinetic and mechanistic investigation of the alcoholysis of phenyl isocyanate using 1-propanol as the alcohol was undertaken. A molecular mechanism of urethane formation in both alcohol and isocyanate excess is explored using a combination of an accurate fourth generation Gaussian thermochemistry (G4MP2) with the Solvent Model Density (SMD) impli...
Article
The energy and raw material supplies are crucial issues in our societies. The possible solution of these issues can be coupled with the storage alternatives of renewable energy. The chemical way of energy storage can be quite different but we follow the Supplement of Natural Gas concept since this delivers a high storage capacity solution. The chem...
Article
Pervaporation (PV) has shown great promise in water desalination technology. In this work, Laponite XLG – Poly (vinyl alcohol) (PVA-Lap) mixed matrix membranes (MMMs) were fabricated to investigate the elaboration of desalination of high-salinity water by pervaporation. The influence of Laponite content on the morphology, chemical structure and hyd...
Article
The distillation based separation can be extremely complex if highly non-ideal mixtures are to be separated. In spite of different successfully applied unit operations there is always a possible way to improve the distillation technique and widen its toolbar. A novel improvement in this area is the development of the extractive heterogeneous-azeotr...
Article
In chemical laboratories there are always a permanent need to apply flexible, target oriented and efficient control solutions and data acquisition. Traditional equipment and methods utilized are however either time consuming or relatively expensive causing chemical laboratories often to be either not equipped with proper data acquisition and contro...
Article
In the separation industry the extractive heterogeneous-azeotropic distillation (EHAD) is a new and powerful innovation, that is capable of making the separation of highly non-ideal mixtures feasible and economical. In the last years there has been much attention paid to the separation of the minimum boiling homogeneous azeotropes. Although maximum...
Article
Full-text available
The problem of process wastewater arises not only in fine chemical industry, but also where water is used for washing. In these cases, surfactant material is given to the water, so its washing capability is enhanced. The used water contains surfactant material and dirt. It has high chemical oxygen demand (COD) resulting in serious environmental pro...
Article
Full-text available
This study examines the light factorial optimization of Chlorella vulgaris microalgae cultivation under different wavelengths and light intensities. RGB light-emitting diodes were applied on microtiter plate and lab scale stirred tank photobioreactors. One-way ANOVA and response surface methodology were adopted to investigate the effects on biomass...
Article
In the course of the present study, the pervaporative dehydration of two ternary mixtures: ethanol/n-butanol/water and ethanol/ethyl acetate/water were investigated through hydrophilic polymer composite PERVAP 1210 membrane. The effects of temperature and the concentrations of water and organic components on permeation were studied through pervapor...
Article
The present work was performed because of the paramount importance of terephthalic acid (PTA) in the current chemical industry. It represents the missing element for the production of 100% bio-PET (polyethylene terephthalate) and has a market in continuous growth. The other monomer, mono ethylene glycol (MEG), is already widely available from renew...
Article
Full-text available
The work is motivated by a separation problem, which is ethanol removal from aqueous mixtures with membranes. Ethanol can be considered as promising biomass based platform molecule. The platform molecule includes several building-block chemicals grouped together, resulting in a range of downstream chemical products. To solve the target, organophili...
Article
Thermal crosslinked double-network poly (vinyl alcohol) (PVA) is prepared by applying the sequential method. The obtained membrane is characterized by thermogravimetric analysis (TGA), scanning electron microscope (SEM), Fourier transform infrared (FTIR) spectroscopy and contact angle analyses. It is concluded from FTIR analysis, contact angle meas...
Article
Pervaporation is an important membrane separation method of chemical engineering. In this work silver-nanoparticles - poly (vinyl alcohol) nanocomposite membranes (AgNPs-PVA) are produced for the sake of improving its potentials for pervaporation of ethanol-water mixture so that the usual opposite trend between membrane selectivity and permeation c...
Article
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Biodiesel production showed an immense increase worldwide in the past decade. Since the comprehensive analyses of biodiesel production processes and their comparative evaluation are both rare and not informative enough, e.g., for scientists and decision makers, in this work different, favored biodiesel production alternatives (rapeseed, soybean and...
Article
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The industrial production unavoidably generates waste in many cases but that should be recycled and reused following the principle of circular economy. New waste treatment methods or green technologies with zero waste should be developed in order to solve this problem. Since zero emission technology is a difficult task, it is rather typical that wa...
Presentation
Full-text available
In this investigation, metal-polymer hybrid nanocomposite films containing poly (vinyl alcohol) and silver nanoparticles (AgNPs/PVA) were prepared due to their potential application in various domains including separation and purification. The silver nanoparticles were generated in PVA matrix by the reduction of silver nitrate as silver ions with P...
Article
Full-text available
The dividing wall columns have they renascence, however, there is lack of comprehensive investigation of column with upper and lower positioned walls. Previous work presented the energy efficiencies of dividing wall columns compared to common and energy integrated column structures. This paper presents a comprehensive study of controllability featu...
Article
Full-text available
Biofuel production is an ever current topic, as bioethanol and biobutanol have a great potential to partially or completely replace fossil fuels in the automotive industry due to their attractive characteristics. They are usually produced by fermentation resulting in a highly diluted mixture, which poses a challenge to the downstream processing and...
Article
Full-text available
Separation of highly non-ideal mixtures with the use of extractive heterogeneous-azeotropic distillation (EHAD) has been successful in the last few years. In contrasts, most researches have focused on mixtures with containing minimal boiling homoazeotropes. Despite the fact that maximum boiling azeotropes are fewer in numbers it is important to exa...
Article
Chemical process design is the creative step of engineers which should be supported by different computer aided design tools. Such tools should be simple and easy to use since process synthesis often means the investigation of a huge number of alternatives. While designing separation of liquid mixtures, among many others, distillation and pervapora...
Article
Full-text available
Washing detergents in process wastewaters from fine chemical industry produce high Chemical Oxygen Demand (COD), which poses a serious environmental problem. Method has to be found, which follows the principles of circular economy so that the treated water can be recycled or reused. Heat pump vacuum evaporator is evaluated in order to reduce the Ch...
Article
Full-text available
The work is motivated by an industrial problem, which is alcohol removal from pharmaceutical process wastewater. The aim of the study was to develop a complete hybrid operation is investigated. Ethanol dehydration, in combination with distillation and hydrophilic pervaporation, is used to investigate about the extent of separation of the ethanol-wa...
Article
The work is motivated by an industrial environmental problem, which is ethanol removal from aqueous mixture. To complete this goal organophilic pervaporation of ethanol/water mixture through commercially available Sulzer PERVAP™ 4060 is investigated to obtain information about the removal of ethanol. The experimental results are obtained at differe...
Article
The design of sustainable manufacturing processes and supply chains is rapidly becoming a critical issue. The reason is the necessity of providing for the needs of a growing human population which is increasingly prosperous across the globe. To this purpose, this review article explores the most important elements of sustainability science and coup...
Article
This study continues our research about dividing-wall distillation columns (DWCs).1 Thermodynamic efficiencies and heat demands are investigated to offer a more complex point of view for comparing distillation technologies. Rigorous simulations of nine distillation based separation systems are completed and the results are studied. Among the separa...
Article
Full-text available
A complex treatment of process wastewaters (PWW) of the pharmaceutical industry has been elaborated, the objective was their common disposal and utilization. The biodegradability of polluting components is concentration dependent, the mixing of PWWs with domestic wastewater at WWTP is possible, if no toxic and/or non-biodegradable components are pr...