Szymon Głowacki

Szymon Głowacki
Warsaw University of Life Sciences - SGGW | SGGW · Department of Agricultural and Forest Machinery

About

60
Publications
10,370
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276
Citations
Citations since 2016
50 Research Items
245 Citations
2016201720182019202020212022020406080
2016201720182019202020212022020406080
2016201720182019202020212022020406080
2016201720182019202020212022020406080

Publications

Publications (60)
Article
Full-text available
In the research carried out by the authors, an approach to the assessment of the project environment of technologically integrated “European Green Deal” projects using corn waste was developed, which takes into account the changing project environment, which determines the risk of the specific cost of disposal of corn waste. On the basis of the pre...
Article
Full-text available
An analysis of the state of affairs in the theory and practice of implementation of technologically integrated projects in various applied fields was carried out. The peculiarities of the implementation of the technologically integrated projects of the “European Green Deal” for the production of ecologically clean fuel from agricultural waste were...
Article
Full-text available
The aim of this study was to assess the possibilities to use brewer’s spent grains (BSGs) left over from beer production for energy purposes, and to determine its calorific value and chemical composition. The research materials were samples of wet spent grain from a brewery in Poland. Three samples, that are different in ingredient composition, wer...
Article
Full-text available
The paper presents the material-characterization properties of apple pomace—the post-production waste of juice pressing. Tests were carried out on the basic physical properties of apple pomace: color, specific-density, and energy properties. Extensive material-composition analyses based on DSC (differential scanning calorimetry) and TGA (thermograv...
Article
Full-text available
The study relates to the use of automated plant protection systems in agriculture. The article presents a proprietary automated mobile platform with an aerosol generator of hot mist. Furthermore, the cause of the loss of a chemical preparation in the spraying of plant protection products on the tree crown was determined in the course of field resea...
Article
Full-text available
Manufacturing and the further utilization of biogas is an efficient way of complementing or replacing primary energy resources. Ukraine has followed the global tendency to substitute fossil energy sources with renewable ones, which particularly includes biogas. Considering the experience of European countries, as well as the potential and needs of...
Article
Full-text available
Understanding biological materials is quite complicated. The material apple pomace is biologically unstable has been dried under certain conditions. Modeling the pomace drying is necessary to understand the heat and mass transport mechanism and is a prerequisite for the mathematical description of the entire process. Such a model plays an important...
Article
Full-text available
Creating and maintaining the microclimate in livestock buildings is associated with numerous engineering and technical challenges. Together with adequate feeding, the microclimate determines the health, reproductive ability, and production potential of the animals (obtaining a maximum amount of high-quality products). One of the deciding steps in i...
Book
Full-text available
The monograph covers current research in the field of using the biohydrogen energy potential as an alternative energy source. The issues of global opportunities for obtaining biohydrogen in Ukraine, the possibility of developing bio-water projects in the domestic and European markets, assessing the risks for investors in biohydrogen, possible envir...
Book
Full-text available
The monograph covers current research in the field of energy potential of biomass. The issues of world scientific and research trends in the field of biomass energy and the current state of bioenergy in the EU and Ukraine in the context of opportunities to increase the volume and improve the properties of raw materials for renewable energy based on...
Article
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Over the last few years, hydrogen energy has shifted from a little-studied field to the main one with which leading western countries associate the prospects of their national economies. The reasons are the unprecedented pace of development of hydrogen technologies. It turned out that they are able to provide significant reductions in greenhouse ga...
Article
Biomass energy is an important component in the overall structure of renewable energy and has the greatest potential for increasing volumes. However, the peculiarities of the properties of agro-industrial residues are a significant disadvantage of their widespread use. The process of torrefaction allows to bring the characteristics of biofuel as cl...
Article
Full-text available
Hydrogen production from biomass may become one of the leading areas of bioenergy in Ukraine soon.Currently, the main direction of biomass energy production in Ukraine is the production of thermal energy for distributed heat supply of enterprises and private households by burning biomass of wood and agricultural origin. Nowadays in Ukraine, there i...
Article
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Biohydrogen production in agricultural enterprises is an urgent matter. It is appropriate to utilize two methods of biohydrogen production: a thermochemical method – from crop-based biomass and anaerobic digestion (fermentation) method – from animal-based biomass.. It is appropriate to use gasifiers for the thermochemical method and biore-actors fo...
Article
Full-text available
Determination of the mass diffusion coefficient for dried, inhomogeneous material is difficult as it depends on the drying agent temperature and the moisture content and physical structure of the material. The paper presents a method for efficient determination of the water diffusion coefficient for wood solid cuboids dried using convective drying...
Article
Full-text available
Drying of spruce, beech, willow, and alder sawdust was examined in a laboratory type dryer. The effect of drying air temperature T (25, 60, and 80 °C) and airflow velocity v (0.01, 0.15, and 1.5 m/s) was investigated. The obtained results demonstrated that drying air temperature and airflow velocity have impacts on the drying of sawdust. The experi...
Article
Full-text available
Hydrogen is increasingly considered as an environmentally friendly energy source as it stores a large amount of chemical energy per unit mass (142 MJ·kg−1) that can be released without the emission of combustion by-products. The presented research is based on simulation modeling of biohydrogen production projects from agricultural waste. Based on t...
Book
Full-text available
The monograph presents the analysis of the physical and mechanical properties of sunflower oil, technical means of post-harvest processing of crops and the results of pneumatic and pneumatic gravity devices studies. The analysis of sunflower seeds production in Ukraine, the technical equipment of the post-harvest sunflower seeds processing, theoret...
Book
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The main tasks that form the prerequisites for efficient use of wind energy for electricity supply to agricultural enterprises are identified. Scientific and methodological principles of wind power plants configuration optimization and parametric series of wind turbines for agriculture are developed on the basis of computer simulation. Criteria for...
Book
Full-text available
The questions of planning of soil-cultivation processes on the basis of modeling are considered. It is proposed to harmonize the characteristics of the production program of agricultural enterprises with the parameters of a single complex of tillage machines on the basis of forecasting indicators of systemic efficiency of the process of mechanized...
Conference Paper
Full-text available
Biomass has large energy potential, which is presently used worldwide. According to forecasts, in the near future biomass may become one of the main renewable resources of energy in Poland. Brewer’s spent grain is a plant-derived product, which is left over from beer production. Its availability and low cost make this type of biomass suitable for u...
Book
Full-text available
The questions of mathematical description and a complex of computer interconnected models of electromechanical equipment for cold rolling mills taking into account elastic bonds of the first and second kind, the effect of termination, reversing and variability in the thicknesses of the rolled metal strip are considered. A multi-channel diagnostic c...
Article
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Growing demand for energy and care about natural environment is the motivation to find alternative sources of energy. One of them is biomass from cherry and morello cherry stones, which is food processing industry waste. Stones have fairly good physical properties regarding material for combustion. Cherry and morello cherry crop in Poland is at the...
Article
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The goal of the work was to propose and verify the model of temperature changes of the convective dried biomass depending on the drying time. The algebraic temperature model of the convective dried solid, giving the possibility of its direct calculation, was based on the logistic function of growth. Temperature model was verified for convective dri...
Article
Full-text available
The goal of the study was to analyse the efficiency of two existing photovoltaic micro-installations with the power of approx. 40 kWp. The main factor differing the two installations being analysed was the arrangement of modules in relation to the sides of the world, one is south-west and the other is east-west. The total yield of electrical energy...
Article
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Coffee is one of the most popular beverages worldwide. The goal of this work is an estimation of the qualities of waste coffee grounds as a material used in biofuel production. There were selected two most popular coffee beans mixtures: arabica and arabica with robusta, as well as chocolate-flavoured coffee and green coffee (unroasted coffee beans)...
Article
Full-text available
The purpose of the present work was to characterize oil extracted from roasted hemp seeds using the PDSC and FTIR techniques. Roasting was conducted in a laboratory convective dryer. DSC method was used for the determination of the oxidative stability of oil extracted from hemp seeds. Pressure differential scanning calorimetry experiments were carr...
Article
Full-text available
The objective of this study was to characterise the quality of giant pumpkin dried in different conditions as well as to determine the best combination(s) of drying conditions, based on colour and chemical composition of dried material. Samples of three pumpkin cultivars (Amazonka, Justynka-957 and Ambar) were dried at five different temperatures (...
Article
W artykule opisano proces wykorzystania słomy do celów energetycznych, sposoby jej pozyskiwania, magazynowania, transportu oraz spalania. Dokonano krótkiego porównania z innymi alternatywnymi źródłami wytwarzania energii. Podkreślono aspekt ekologiczny stosowania tego typu nośnika energii.
Article
Full-text available
The wood biomass obtained from four tree species: spruce, beech, willow and alder was studied. Sawdust obtained by sawing of wood was dried in a convective dryer at 80 °C, without drying-agent flow. The measurements taken with oven-drying method covered determination of initial moisture and its detailed changes during entire drying process. Both DS...
Article
W artykule przedstawiono charakterystykę odnawialnych źródeł energii z uwzględnieniem biomasy. Celem pracy jest przeprowadzenie badań konwekcyjnego suszenia wierzby energetycznej w 5 warunkach o różnej temperaturze 80ºC, 70ºC, 60ºC, 50ºC oraz 40ºC. Przedmiotem badań były zrębki różnej wielkości 3-letniej wierzby energetycznej. Wykazano wpływ wielko...
Article
The research involved the analysis of the quality of “Justynka” variety pumpkin, dried at temperatures from 40°C to 80°C, after long-term storage. The quality of dried pumpkin was assessed based on the content of total and reducing sugar, lutein, lycopene, and β-carotene. Tests were conducted to determine the content of these substances in the samp...
Article
Poszukiwanie i wykorzystywanie odnawialnych źródeł energii jest obecnie koniecznością. Z tego powodu autorzy oszacowali ilości energii możliwej do uzyskania z biomasy zebranej z terenów zieleni miejskiej Warszawy. Pod uwagę wzięto trawę, liście i odpady zdrewniałe pochodzące z parków leśnych, parków spacerowych, zieleńcy i zieleni przyulicznej. Osz...
Article
Przedstawiono bardzo ważny aspekt dotyczący pozyskiwania biomasy z terenów zieleni miejskiej. Ze względu na przepisy prawne regulujące poziom energii pozyskiwanej z odnawialnych źródeł poszukuje się nowych rozwiązań, które uzupełnią bilans energetyczny. Za jedno ze źródeł można uznać również odpady uzyskane z pielęgnacji zieleni miejskiej. Dotychcz...
Article
Full-text available
The authors used two drying methods for forest chips designed for direct combustion or processing into other fuel form. Drying with the forced horizontal air circulation (tunnel dryer) and the fluidization drying. The drying process proceeded at five drying medium temperature levels: 40, 50, 60, 70 and 80ºC. In all cases the fluidization drying was...
Article
The paper analyses the results of the research on drying a variety of giant pumpkin (Justynka – 957). The research involved drying kinetics of pumpkin as well as changes in the volume of 10mm pumpkin cubes, dried at the temperature of 80°C, using free (natural) convection and in the forced convection in the tunnel dryer, with the drying factor spee...
Article
Full-text available
Investigations aimed at determination of the effect of drying medium temperature on moisture content of material being dried. Investigations were carried out in a convectional drier with forced air flow at the following temperature: 40, 50, 60, 70 and 80°C. The results are presented graphically. The authors described drying process and the effect o...
Article
Streszczenie. W pracy przedstawiono komputerowy system wspomagania decyzji składający się z dwu modułów: pierwszy dotyczy klasyfikacji marchwi ze względu na jej przeznaczenie rynkowe oraz drugi dotyczy kwalifikowania danego gatunku marchwi do odpowiedniej klasy jakości. System ten został opracowany w formie systemu ekspertowego oraz bazy danych w p...
Article
Full-text available
Streszczenie. W pracy przedstawiono możliwość zastosowania baz danych do budowy inter-netowej platformy dotyczącej inżynierii rolniczej. W skład opracowanej platformy wchodzą dwa systemy bazodanowe. Pierwszy z nich udostępnia do edycji poprzez Internet bazę da-nych dotyczącą marchwi. Drugi jest systemem publikacji ogłoszeń dotyczących sprzedaży i k...
Article
Wi-Fi is quite a new technology on the market. This paper's aim was to prove the justifiability and profitability of this technology use in the small and medium-sized businesses sector. Advantages and disadvantages of this kind of network were also shown. An issue connected with data and configuration elements security was also raised. Other wirele...

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