Gabriel Borowski

Lublin University of Technology · Environmental Engineering Faculty

The purpose of the study was to assess the impact of industrial wastewater on the concentration of methanol in the considered section of the Ob River basin, present proposals for the implementation of a new treatment system and analyse the implementation results. On the basis of the results of the analysis of the known methods for reducing the conc...

Low-temperature heat sources are widely available in nature, they are considered to be unusable, even though the conversion of such low-grade energy into electricity (high-grade energy) is highly desirable. Thermoelectric generators (TEGs) are achieving increasing interest in converting low temperature heat into electricity. TEG suffers from low pe...

In this paper, the potential resources of wind energy were examined, in the case of three different locations in Southern Jordan. On the basis of the collection of wind speed data, this study attempted to estimate the potential wind power. The empirical analysis was conducted using three different numerical approaches: empirical method, energy patt...

Recently, hydropower energy resources become an attractive means of generating electricity for, off-grid networks, especially in rural areas. This work aims to design a suitable prototype of an energy-storing system, which is called a Potential Steam Hydro Capacitor. This system gives a manageable source of electricity, and partially provides drink...

The results of X-ray diffraction, thermogravimetric and FTIR spectroscopy analyses of mineral composition in-dicated that the El-Lajjun oil shale is principally composed of calcite, quartz with minor amounts of kaolinite), gypsum, and apatite. The obtained oil shale ash products at 830 °C and 1030 °C are dominated by lime, quartz, anhydrite, portla...

This research focused on the issue of reducing the coal dust emission from the coal mining industry. Out of various binders for dust suppres-sion, the authors used sodium carboxymethylcellulose (SCMC) with the spraying technology. The PM10 coal dust was recognized as the most harmful fraction. A laboratory setup based on a sealed dust suppression b...

In this paper, an simulated investigations for the modified lithium-ion battery thermal management system using PID, as well Null-Space-based Behavioral (NSB) controllers were presented. This work sought to keep the battery life at its optimum temperature using low power. We used thermoelectric modules with collaborating controllers to minimize the...

This review presents the usage of adhesives and binders for agglomeration of particle materials, including waste, in order to obtain strong bodies. The binding materials were classifi ed into three categories: inorganic binders, organic binders, and compound binders. Many examples of the agglomeration eff ect of binders in view of their adhesive an...

Low-temperature heat sources have become increasingly popular in recent years, particularly for energy generation. The majority of thermal devices in the market (including devices using solar energy, geothermal energy, waste energy, and so on) transform heat into electricity indirectly, requiring mechanical work before producing power. Through the...

This research proposed an integrated eco-system for conditioning an outdoor public area (park or sport) in a hot-humid environment. It is accomplished by the use of a dehumidifier control machine driven by renewable solar power; after which air is distributed throughout a ducting system. The system will harvest moisture from the air, utilize it for...

This is a scoping review of agglomeration techniques to obtain of solid bodies from particle waste-materials for their utilization. For this purpose, the granulation and briquetting of fine coal and fly ash were presented in detail. Many successful works on solid fuels production, with coal only, and also with the addition of biomass, were presente...

Particulate materials and waste from industrial processes are troublesome in storage, transport and utilization, mainly due to their large volume and dusting. Therefore, originally the main reason for developing the agglomeration processes was to eliminate the afore-mentioned disadvantages. However, the modifications introduced to the merging proce...

Przedstawiono sylwetkę profesora Jan Siuty, założyciela i długoletniego Redaktora Naczelnego czasopisma „Inżynieria Ekologiczna”. Zarysowano jego życiorys i dorobek, ale głównie skupiono się na jego pasji w propagowaniu inżynierii ekologicznej jako dziedziny wiedzy. Na tle jego licznych działań i osiągnięć, starano się pokazać jakim był człowiekiem...

The article presents the results pertaining to granulation of two types of fly ash from (1) coal (hard coal) incineration and (2) lignite (brown coal) combustion. The physical, chemical and mechanical properties of granules were compared to obtain the good quality of aggregates. Three types of binders were added to the ash blends: hydrated lime, Po...

A new concept of solid-solid mass diffusion fin was introduced in this paper. The authors described the mass diffusion in fluid flows to analyze the transfer process in solids and its applications, especially in metallurgical research. Using the advantage of the similarity between heat transfer and mass diffusion transfer will make this issue more...

In this study, the adsorption behavior of natural and activated zeolites with respect to Cd 2+ , Cr 3+ , Pb 2+ and Zn 2+ , was studied in order to consider their ability to remove hazardous metals from drilling mud. The batch method was employed, using initial metal concentrations in solution in the range of 0.1 to 2.5 mg/dm 3. It was determined th...

In the paper, the effect of water injection and different air/fuel ratio on the gasoline engine performance and emissions was investigated theoretically. A four cylinder SI engine model was built using GT-Power professional software. The gasoline fuel was injected directly to the cylinder and water was injected into the intake manifold with differe...

A mathematical model was developed to investigate the effect of crucial operating parameters, such as process inlet humidity ratio, inlet volume flow rate, R/P ratio (reactivation/process air flow), regenerative temperature and rotational speed on the performance of desiccant wheels in hot and humid climates, using wound silica gel and molecular si...

In this article we presented the issues concerning the measurement of road noise, measurement results, and the discussion pertaining to the methods of limiting the excessive noise in the city of Lublin. Mobile systems, equipped with software which enables editing the measurement data, analysis and presentation of the data in the form of an acoustic...

Radiative properties of transparent insulations made of a layer of parallel, small-diameter, thin-walled, visible light transparent pipes placed perpendicularly to the surface of a flat solar collector are investigated theoretically. A formula for the radiation heat losses through the insulation is derived based on two main assumptions: the system...

The development of mining, processing, accompanied by the formation of fine-grained waste materials that must be processed and used in the treatment process. Sometimes grinding materials is a prerequisite for further processing. There are topics of dust and fine coal granulation presented, to obtain a homogeneous and persistent pieces for using in...

Plastics based materials are frequently used in packaging and can be seen universally in both the developed and developing societies. At present, most of the currently used food packaging materials are non-degradable and are creating serious environmental problems. New technologies are being explored and developed to study the complex interaction b...

The paper presents the results of a study of the efficiency and technological reliability of total nitrogen and total phosphorus removal during long term operation of a one-stage constructed wetland system with subsurface horizontal wastewater flow. The flow rate of the wastewater treatment plant was 1.2 m³/d during the research period. Physical an...

In the paper we discuss the possibility of using stone dust for utilizing as building material. The tested material was amphibolite, found in the Sudeten Mountains and the Tatra Mountains in Poland. The chemical composition of dust was determined by means of spectrometry methods. Moreover, the basic physical properties of the material were designat...

The paper shows the results of a study on the effect of starch binder on the mechanical, physical and burning properties of charcoal briquettes. Two types of binders were repeatedly used to make briquettes of native wheat starch and modified wheat starch, at 8% of the whole. Briquetting was performed in a roller press unit, and pillow-shaped brique...

W artykule przedstawiono wybrane zagadnienia związane z emisją pyłów do powietrza atmosferycznego. Wskazano główne źródła emisji pyłów, ich rodzaje i właściwości. Omówiono czynniki wpływające na zdrowie ludzi związane z występowaniem podwyższonego stężenia pyłów w powietrzu. Pokazano rozkłady średniorocznych stężeń pyłu zawieszonego w Polsce z podz...

Zanieczyszczenia powietrza mogą być gazowe lub pyłowe. Jako główne źródło zanieczyszczeń powietrza wskazywana jest emisja antropogeniczna, na która składa się emisja wynikająca z działalności przemysłowej oraz emisja komunikacyjna. Jedną z cech zanieczyszczeń powietrza jest możliwość ich przemieszczania się. Zanieczyszczenia tego typu nie znajdują...

The results of research on the use of granulated fly ashes with phosphogypsum in the production of cement and their impact on the hardening of cement mortar are presented in this paper. The materials used for the production of granules were fly ash from power plants and a twenty-percent proportion of phosphogypsum waste from the production of phosp...

Autorzy przedstawili wyniki badań oraz wdrożeń nad możliwościami podwyższenia energetycznej wartości drobnoziarnistych odpadów węglowych dla ich zagospodarowania jako surowców oraz materiałów. Wzięto pod uwagę takie drobnoziarniste paliwa jak: muły węglowe i odpady poflotacyjne oraz ich mieszaniny, odpady z produkcji wyrobów grafitowo-węglowych, pr...

W artykule przedstawiono wyniki prób laboratoryjnych granulowania pyłu węglika krzemu oraz rezultaty badań nad doborem spoiwa oraz określeniem właściwości uzyskanych granulatów. Materiałem badawczym był odpadowy pył węglika krzemu o bardzo dużym rozdrobnieniu, który mieszano z cementem lub organicznym modyfikwanym preparatem skrobiowym. Wykonano sz...

W pracy przedstawiono wyniki badań procesu brykietowania prowadzo-nego w skali produkcyjnej dla zagospodarowania uciążliwych odpadów stałych. Wykonane próby umożliwiły opracowanie sposobu przeróbki dużych ilości odpadów w sposób ciągły oraz wdrożenie linii produkcyj-nej brykietów żelazonośnych. Materiał badawczy pobrano ze składowi-ska znajdującego...

The paper presents the results of research on briquetting process carried out at production scale for the management of troublesome solid waste. These trials enabled to develop a method for continuous processing of large quantities of waste and implement a production line of iron containing briquettes. The material was collected from the landfill s...

Most flue gas desulfurization products can be characterized by significant solubility in water and dusting in dry state. These characteristics can cause a considerable pollution of air, water, and soil. Among many approaches to utilization of this waste, the process of agglomeration using granulation or briquetting has proved very effective. Using...

This paper presents the results of the studies of metal content in precipitation water in 2013, recorded at measuring points within Lubelskie and Lubuskie Voivodeships. It provides a detailed description of the method of collecting and analysing water sam-ples in respect of light- and heavy-metal determination. Based on the results, a general asses...

The aim of these paper is to show possibilities for effective processing of hazardous waste using vitrification method. It is recommended for disposal ashes from the combus-tion of sewage sludge and develop a process for the conversion of the waste to sustainable and environmentally safe product. The use of vitrification solves the problem of the u...

The article presents the parameterization of objects used for designing the type of elements as structural connectors and making modifications of their characteristics. The design process was carried out using Autodesk Inventor 2015. We show the latest software tools, which were used for parameterization and modeling selected types of structural co...

High organic matter content is a basic problem in food industry wastewaters. Typically, the amount and composition of the effluent varies considerably. In the article four groups of advanced processes and their combination of food industry wastewater treatment have been reviewed: electrochemical oxidation (EC), Fenton's process, ozonation of water...

W artykule przedstawiono wyniki prób laboratoryjnych i przemysłowych wytwarzania brykietów z pyłu koksowego oraz ocenę przydatności tych brykietów w gospodarce jako alternatywnego paliwa stałego. Przeprowadzone prace miały na celu dobór odpowiedniego spoiwa, określenie warunków i technologii procesu brykietowania oraz ocenę wytrzymałości mechaniczn...

The article presents the results of laboratory and industrial production tests of coke dust briquettes to evaluate the economy of its usefulness as an alternative solid fuel. The work aimed at the choosing a suitable binder, the terms and briquetting process technology as well as evaluating the mechanical toughness of the briquettes. Coke dusts wer...

W artykule przedstawiono najczęściej stosowane metody spektroskopowe służące do ozna-czania zawartości pierwiastków i jonów w materiałach stałych i ciekłych. Wyjaśniono sposób prowadzenia oznaczeń w każdej metodzie oraz omówiono jej wady i zalety. Przedstawiono procedurę przygotowania próbek materiałów do analizy. Zaprezentowano również przykła-dow...

Możliwości zagospodarowania popiołów z termicznego przekształcania osadów ściekowych w kotłach fluidalnych Problem zagospodarowywania osadów ściekowych dotyczy głównie ich wykorzystania rolniczego, w tym rekultywacji terenów zdegradowanych. Zmiana wymagań prawnych i środowiskowych spowodowała konieczność poszukiwań nowych sposobów ich unieszkodli-w...

The article presents the results of the selection of optimal conditions for the preparation of mixture and the briquetting conditions for ob-taining stable ferrosilicon dust briquettes. The dust of 0–3 mm grain size fractionswhich are residues (by-products) of ferrosilicon melting processwas analyzed. Briquetting of dust allows obtainingvery solid...

W artykule przedstawiono możliwości wykorzystania zeszkliwienia (witryfikacji) odpadów niebezpiecznych w celu neutralizacji szkodliwych związków. Opisano mechanizm zeszkliwienia odpadów oraz stosowane sposoby roztapiania i urządzenia. Pokazano przykłady zastosowania zeszkliwienia w odniesieniu do różnych rodzajów odpadów niebezpiecznych. Przedstawi...

This article presents the results of a pilot plant study on fine coal processing to produce alternative fuel. Fine-grained waste generated in the processing plant of a coal-processing plant in eastern Poland (Lublin Coal Basin) was used to obtain briquettes using the roll press briquetting method. The study included material homogenization, the sel...

The paper presents a survey of radioactive waste disposal technologies used worldwide in terms of their influence upon natural environment. Typical sources of radioactive waste from medicine and industry were presented. In addition, various types of radioactive waste, both liquid and solid, were described. Requirements and conditions of the waste's...

The paper presents the results of preliminary studies on the properties of products made by vitrification of waste containing fly ashes from sewage sludge incineration. The performed tests of hazardous substances leached from the ashes, as well as the results of other laboratory tests confirmed the efficacy of vitrification. It has been found that...

Słowa kluczowe: osady ściekowe, metale ciężkie, zeszkliwienie, scalanie, brykiety. Streszczenie W publikacji przedstawiono wyniki wstępnych badań właściwości wyrobów powstałych przez zeszkliwienie odpadów zawierających osad ściekowy. Sposób zagospodarowania polegał na ujednorodnieniu osadu z dodatkiem szkła, scaleniu porcji mieszanki w jedno-rodną...

A pilot technology for the production of coal briquettes with an additional biomass is presented. Such briquettes may be considered to be an alternative ecological fuel and can be utilized as an energy source. They can be used, provided that some strictly defined technological and ecological criteria are satisfied. Particular criteria are presented...

An economical method to process the metal waste that comes from the ball-bearing industry is presented. The purpose of the study was to determine the physical-chemical properties of the material, to present the most suitable binders and identify the factors that can affect briquette strength. The mechanical strength and resistance to gravitational...