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Wyszukujesz frazę "pyrolysis utilization" wg kryterium: Temat


Wyświetlanie 1-5 z 5
Tytuł:
Waste management of half-finished products and thermosetting wastes
Autorzy:
Leszczyński, S.
Brzychczyk, B.
Powiązania:
https://bibliotekanauki.pl/articles/778198.pdf
Data publikacji:
2007
Wydawca:
Zachodniopomorski Uniwersytet Technologiczny w Szczecinie. Wydawnictwo Uczelniane ZUT w Szczecinie
Tematy:
odpady plastikowe
utylizacja odpadów
piroliza
plastic waste
thermosetting waste
pyrolysis utilization
Opis:
Plastics are the widely used materials and their application increases every year considerably. Therefore, appropriate waste management policy should be used in relation to the utilization or recycling of scrap plastic components. Although most of these materials refer to thermoplastics, a huge widening demand is observed in the field of thermosets. They find a wide range of applications as the dielectric or insulating materials, high-current breaker switches, sensors and other electrical and electronic devices, as well as high-resistant sleeves in mechanical devices. The substantial part of the thermohardening products is used in a car, heavy, light, chemical industry and agriculture as well. The thermohardening wastes contain a large amount of combustible fraction as thermosetting resins, and various materials as a different kind of metals group like ferromagnetic and copper. Therefore, they are potential sources of energy and secondary materials. Application of thermal methods for the utilization of these wastes in the pyrolysis process was investigated. The development of the utilization of these wastes with the possibility of gas and liquid substance recovery as a potential source of energy on a commercial scale is the main aim of this paper.
Źródło:
Polish Journal of Chemical Technology; 2007, 9, 3; 122-126
1509-8117
1899-4741
Pojawia się w:
Polish Journal of Chemical Technology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Organic bio-wastes as potential precursors used for preparation of activated carbons- review
Autorzy:
Zięzio, Magdalena
Charmas, Barbara
Powiązania:
https://bibliotekanauki.pl/articles/2079939.pdf
Data publikacji:
2019
Wydawca:
Uniwersytet Marii Curie-Skłodowskiej. Wydawnictwo Uniwersytetu Marii Curie-Skłodowskiej
Tematy:
bio-wastes utilization
pyrolysis
activated carbons
Opis:
Currently significant amounts of wastes, which pose a real threat to the natural environment and human health, are produced worldwide. One way to get rid of waste materials is to dispose them in landfills but some of them no longer perform their function due to overfilling. For this reason, scientists pay more and more attention to the search for  their possible disposal and/or recycling, as it is impossible to prevent its generation completely. Recently, many researchers have taken up the topic of the use of agri-food wastes due to their low cost and widespread availability as a starting material for the production of activated carbons. As a result, it was found out that organic wastes are very successful precursors of organic matter and the obtained activated carbons are characterized by a very well developed porous structure. The paper presents a literature review regarding the possibility of using various waste materials under different impregnation and preparation conditions to obtain activated carbons with a developed surface area and good adsorption properties.
Źródło:
Annales Universitatis Mariae Curie-Skłodowska, sectio AA – Chemia; 2019, 74, 1; 9-29
2083-358X
Pojawia się w:
Annales Universitatis Mariae Curie-Skłodowska, sectio AA – Chemia
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Influence of rubber powder mass flow rate on process of plasma pyrolysis
Autorzy:
Szuszkiewicz, Jarosław
Powiązania:
https://bibliotekanauki.pl/articles/297804.pdf
Data publikacji:
2019
Wydawca:
Uniwersytet Warmińsko-Mazurski w Olsztynie
Tematy:
plasma pyrolysis
rubber waste
thermal utilization
absorption spectroscopy
Opis:
The paper describes an experimental examination of the thermal utilization of used rubber. The research was carried out to examine the influence of rubber powder mass flow rate on the plasma pyrolysis of rubber. An arc plasma generator was applied. Ar and a mixture of Ar and H2 were used as plasma gases. The composition of gaseous products was analyzed by infrared absorption spectroscopy. All of the rubber introduced to the plasma jet was decomposed. The outgoing gas did not contain any toxic chemical compounds such as NOx or HCN.
Źródło:
Technical Sciences / University of Warmia and Mazury in Olsztyn; 2019, 22(4); 305-318
1505-4675
2083-4527
Pojawia się w:
Technical Sciences / University of Warmia and Mazury in Olsztyn
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Анализ Эколого-Экономической Эфективности Существующих Способов Утилизации Твердых Бытовых Отходов
Analysis Of Ecological And Economic Efficiency Of Existing Ways Of Utilization Of Municipal Solid Waste
Autorzy:
Voloshyn, Oleksandr
Powiązania:
https://bibliotekanauki.pl/articles/476321.pdf
Data publikacji:
2017
Wydawca:
Wyższa Szkoła Ekonomiczno-Humanistyczna w Bielsku-Białej
Tematy:
municipal solid waste
utilization
incineration
biothermal composting
pyrolysis
plasma gasification
ecological efficiency
economic efficiency
Opis:
Nowadays, achieving of sustainable development became impossible without effective, both from an environmental and from an economic view, solution of the problem of recycling of solid waste. The paper gives an overview of the ecological and economic efficiency of the main existing methods for utilization of solid domestic waste, namely, incineration in combustion plants, biothermal composting, pyrolysis, plasma gasification, use of combined methods. The essence of the widespread methods of utilization of solid domestic waste, their scope. The main drawbacks of the existing methods of solid domestic waste utilization were also outlined: such incineration in combustion plants is the most appropriate from the economic point of view, but poorly solves the problem of environmental pollution, because a significant part of harmful substances do not burn at temperatures used in incineration plants and the process is accompanied by a significant amount of emissions of harmful substances and carbon dioxide into the atmosphere; when using a biothermal composting, debris, with all heavy metal impurities, radioactive and other possible harmful substances, is just applied to the fields as a fertilizer or in a greenhouse as a biofuel; when pyrolysis is used, the unit's capacity for the process to dispose of household waste cannot be large; to carry out the process of pyrolysis of such low-calorific fuel as solid household waste, considerable additional energy resources are required, which causes high operating costs; the process of plasma combustion to neutralize domestic waste is quite energy intensive, which is why it is not currently self-supporting at the moment.
Źródło:
MIND Journal; 2017, 4; 1-14
2451-4454
Pojawia się w:
MIND Journal
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Potencjalne metody zagospodarowania karbonizatów z opon samochodowych
Potential methods for the utilisation of chars from used tyres
Autorzy:
Stelmach, S.
Powiązania:
https://bibliotekanauki.pl/articles/357605.pdf
Data publikacji:
2011
Wydawca:
Politechnika Śląska
Tematy:
opona samochodowa
utylizacja odpadów
piroliza
zagospodarowanie odpadów
recykling odpadów gumowych
car tyre
waste utilization
pyrolysis
waste disposal
recycling of rubber waste
Opis:
W publikacji przedstawiono problematykę związaną z zagospodarowaniem karbonizatów powstających podczas pirolizy zużytych opon samochodowych. Zużyte opony samochodowe stanowią wciąż poważny, nierozwiązany problem środowiskowy. W Polsce rocznie ilość wytwarzanych zużytych opon szacowana jest na ok. 160-170 tys. ton. Od wielu lat obserwowane jest rosnące zainteresowanie pirolityczną przeróbką zużytych opon samochodowych. Niestety stały produkt powstający w jej trakcie jest trudny do zagospodarowania, co w praktyce pogarsza ekonomikę procesu pirolizy. W publikacji dokonano prezentacji potencjalnych kierunków zagospodarowania karbonizatów z pirolizy zużytych opon samochodowych, opracowanej w oparciu o analizę literaturową, rozeznanie rynkowe oraz doświadczenia własne. Przeprowadzono również uproszczoną ocenę potencjalnych kierunków zagospodarowania tych materiałów.
The paper presents problems connected with utilisation of chars obtained during pyrolysis of used tyres. Used tyres are still serious, unsolved environmental problem. In Poland, the annual amount of generated used tires is estimated at about 160-170 thousand tonnes. For many years, there is observed continuously growing interest in the pyrolytic processing of used tyres. Unfortunately, the solid product formed (char) is difficult to utilise, which in practice is deteriorating economics of the pyrolysis process. The publication describes potential directions of used tyres char utilisation, developed based on literature analysis, market insight and experience of its own. Simplified assessment of the potential directions of these materials utilisation is also carried out.
Źródło:
Archiwum Gospodarki Odpadami i Ochrony Środowiska; 2011, 13, 3; 37-52
1733-4381
Pojawia się w:
Archiwum Gospodarki Odpadami i Ochrony Środowiska
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-5 z 5

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