Engineering Proceedings, Volume 19, Issue 1

TiO₂ nanotube layers (TNT) are prepared by electrochemical anodization of Ti foil in an electrolyte composed of ethylene glycol, ammonium fluoride, and water. The surface of TNT is modified by iron using spin-coating of Fe(NO₃)₃/IPA (isopropyl alcoho...

Over the last decade, biocides have received increasing attention due to their widespread use, their transfer to aquatic ecosystems, and their negative effects on aquatic organisms. Alkyl benzyl dimethyl ammonium chlorides are applied as bactericides...

The fused filament fabrication (FFF) process deals with the manufacturing of parts by adding fused plastic filaments in successive layers, following certain fill patterns. For fabrication to be successful, different filling parameters must be defined...

The main objective of this study was to evaluate the effect of date powder supplementation on the main quality attributes of “Lben” a traditional fermented milk. Physicochemical and sensory analyses of fortified Lben showed that supplemen...

Production processes must allow high flexibility and adaptivity to ensure food supply. This includes reacting to disruptions in the supply of ingredients, as well as the varying quality of ingredients, e.g., seasonal fluctuations of raw material qual...

Tin-based halide perovskite compounds have attracted enormous interest as effective replacements for the conventional lead halide perovskite solar cells (PCSs). However, achieving high efficiency for tin-based perovskite solar cells is still challeng...

To control a bioprocess, the determination of the current state is necessary. Most state variables require substantial effort and time to measure or sometimes are not measurable at all, and a direct measurement is not always an option. Instead, an in...

This study aims to evaluate a teff-based substrate (hereinafter substrate) for its suitability to carry probiotics Lacticaseibacillus rhamnosus GG (LCGG) and Lactiplantibacillus plantarum A6 (LPA6). In addition, two-dimensional (2D) fluorescence spec...

Five different plant-based coagulants were used with the objective of removing methylene blue (MB) color aqueous solution. The plant-based coagulants were characterized by Fourier transform infrared spectroscopy (FTIR), scanning electron microscope (...

This study aimed to assess the possible usage of total directional hemispherical reflectance (DHR) in terms of the stability of tablets during storage. Expired and unexpired coating tablets containing nifuroxazide were analyzed. Reflectance was deter...

The agro-industry has increased over the years as a necessity to supply the needs of the population in regard to food and drink. This increase has led to the significant production of agro-industrial wastewaters characterized by a high content of org...

Green hydrogen is the term used to reflect the fact that hydrogen is generated from renewable energies. This process is commonly performed by means of water electrolysis, decomposing water molecules into oxygen and hydrogen in a zero emissions proces...

Composting has been demonstrated to be a sustainable technology for treating organic wastes. The process is based on the microbial decomposition of organic matter under aerobic conditions to obtain compost: An organic amendment that can be safely use...

Nowadays, one of the most significant environmental risks is the slow rate of plastic materials degradation or even the non-biodegradability of some organic compounds in real-life systems. Therefore, green additives and the adequate processing of the...

Carbon capture and utilisation (CCU), has arisen as an alternative to the reduction of CO₂ concentration in the atmosphere by converting it into value-added products. CO₂ conversion to methanol presents certain drawbacks, such as high pressure and te...

This contribution investigates the performance of nature-inspired multi-objective optimization algorithms to reduce the makespan and oven idle time of bakery manufacturing using a hybrid no-wait flow shop scheduling model. As an example, the producti...

The transition to green energy is widely discussed by economists, journalists and politicians. As often happens, the engineers are almost inaudible. Meanwhile, there are problems. If green energy is based on wind turbines, as the most important and p...

This work is devoted to a comparative study of the electrochemical properties of S/C composites with different carbon matrices, namely, carbon nanotubes, mesoporous carbon and N-doped carbon nanoflakes, as cathode materials for lithium–sulfur a...

Lithium metal batteries are a promising replacement for lithium-ion batteries due to their ability to achieve high energy densities. However, the unsafe operation of lithium batteries due to the formation and sprouting of dendrites through the separa...

In recent years, dynamic process models have grown even more important in the context of Industry 4.0 and the use of digital twins. However, the accuracy of the corresponding model parameter estimates is determined by the quantity and quality of data...

The combined action of Machine Learning and the control system algorithm is proposed in this Renewable Energy System. The reason for proposing this Renewable Energy System is because it is a clean energy source from nature and it is free of cost. Her...

In this study, the treatment of a winery wastewater (WW) by a photo-Fenton process, employing a combination of (S,S)-ethylenediamine-N,N’-disuccinic acid (EDDS) as a quelating agent and hydroxylamine (HA) to accelerate the Fe²⁺ recovery, was pr...

Today, the increase in the need for quality and potable water resources is one of the most crucial issues that all countries of the world are focused on. Particularly, large amounts of highly polluted wastewater are formed together with water consump...

In this study, we have investigated the mixing kinetics and flow patterns of non-spherical particles in a horizontal double paddle blender using both experiments and the discrete element method (DEM). The experimental data were obtained using image a...

In this work, the effect of the combined coagulation–flocculation–decantation (CFD) with the sulfate radical oxidation process on the treatment of two winery wastewaters (WW1 and WW2) was investigated. The oxidation process was optimized...

Coaxial mixers have shown a uniform energy dissipation rate throughout the mixing tank and a high mass transfer rate. However, to the best of our knowledge no investigation has been conducted on the scale-up of aerated coaxial mixers. In this study,...

Combustion and explosion of combustible mixtures are a major hazard that can occur anywhere from industry to energy use in households and, therefore, protective measures must be taken to limit these undesirable events. This study pays attention to th...

In the present work, winery wastewater (WW) was treated by a combined coagulation–flocculation–decantation (CFD)/photo-Fenton/adsorption process. The aim of this work was to (1) optimize the CFD process with the application of polyvinylpo...

A novel approach for the synthesis of nanostructured catalysts on the surface of Pd23Ag films with high activity is proposed in order to intensify low-temperature (up to 100 °C) hydrogen transport through hydrogen-selective palladium-containing m...

In this work, new solid electrolytes Li_1+yTi_2−x−yZr_xAl_y(PO₄)₃ (0 ≤ x ≤ 0.2, 0 ≤ y ≤ 0.2) were prepared by the sol-gel and solid-state methods (sintering temperatures: 800–1000 °C). The prepared materials were charact...

In recent years, the use of hydrogen for various applications, such as energy storage in microgrids, vehicle fuel or other industrial processes, has led to the proliferation of PEM electrolysers based on water electrolysis (PEM WE) as hydrogen genera...

The development of effective gas-liquid mixing systems in mechanically agitated vessels is typically evaluated in terms of the degree of bubbles dispersion. For instance, adequate gas distribution reduces the formation of oxygen-deficient regions and...

Sulfuric acid is one of the acidic wastes produced in the edible oil refining industry during testing to determine the oxidation stability of the oil. Sulfuric acid is required as a rinsing solvent to clean Rancimat glass tubes. This acid cannot be d...

In this work, the efficiency of ultrasound, Fenton, and ultrasound-Fenton (US-Fenton) processes were evaluated separately for the treatment of municipal activated sludge (MAS). Additionally, the effects of operational parameters such as pH, hydrogen...

Tracers are specific materials widely used in the modern oil and gas industry for reservoir characterization via single-well or inter-well tracer tests. We engineered new tracers and extended tracer test applications for on-site real-time well-drilli...

Aviation accounts for around 12% of all CO₂ emissions from the transport sector, necessitating the use of sustainable aviation fuels [...]

The study of methanol steam reforming (MSR) over a Pt-Rh/TiO₂-In₂O₃ catalyst was carried out in traditional and membrane reactors using Pd-Cu foil treated by various methods. This catalyst showed the highest catalytic activity in a conventional react...

Photovoltaic (PV) systems are utilized all over the world for clean energy production. Photovoltaic simulation software is used to predict the energy produced by photovoltaic array structures. Due to Pakistan’s geographical location in the equa...

This article presents an investigation of a PV solar system based on Maximum Power Point Tracking (MPPT) using one of the artificial intelligence control techniques. To avoid the problems of the traditional P&O method, the optimization tool of Pa...

Sodium tetradecyl sulfate is the most common and widely utilized type of synthetic surfactant used in medicine. It is an organic compound prepared by the aldol condensation followed by sulfonation of the alcohol. This work of patent analysis summariz...

The use of lithium-ion batteries allows for a reliable and efficient storage of electricity. Commercial batteries use flammable liquid organic electrolytes, which have a low thermal and electrochemical stability. Replacing liquid electrolytes with so...

Owing to high thermal and chemical stability and good mechanical properties, polybenzimidazole (PBI) doped with phosphoric acid is a very promising material to be used as an electrolyte in medium-temperature fuel cells. However, PBI use at temperatur...

Pharmaceutical industries widely use Escherichia coli cell strain to synthesize various target products. The main goal is to reach the highest possible product yield. However, the formation of by-products is inevitable throughout the cell growth stag...

The composite nanomaterials based on hydrothermally or sol-gel synthesized Li₄Ti₅O₁₂ and both nitrogen-doped and undoped carbons were prepared and investigated by XRD, SEM, low-temperature nitrogen adsorption, dc-measurements, charge-discharge tests,...

This study proposes a new fuzzy logic control (FLC) design-based I controller plus a Fuzzy Cascade FOPI-FOPD (I + F C FOPI-FOPD) for load frequency control (LFC) in power systems. The structure of this design offers a satisfactory level of reliabilit...

Human activities have led to environmental pollution, while industrial growth and the gradual transition to urbanization are the main causes of the growth of different types of environmental pollutants; the continuation of studies on air quality biom...