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Materials Science Poland
2012 Vol. 30, No. 4 313--322
EN Duck eggs are one of the most versatile cooking ingredients in which residue eggshells are discarded. Raw duck eggshells were calcined at temperatures between 300 to 900 °C, for 1, 3, and 5 h. Both the raw and calcined duck eggshells were characterized by FTIR, STA, XRD, XRF, TEM, BET, a particle si[...]
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Prace Instytutu Nafty i Gazu
2009 nr 162 138-142
EN At present, hydrogen technology is one of the fastest developing segments in the chemical technology market. The production of carbon and hydrogenous gas is made feasible by the catalytic pyrolysis of hydrocarbon gases. The obtained hydrogenous gas is suitable for fuel processing and for the product[...]
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Inżynieria Środowiska / Akademia Górniczo-Hutnicza im. S. Staszica w Krakowie
1999 T. 4, z. 2 257-281
PL Scharakteryzowano procesy pirolizy i zgazowania substancji organicznych oraz główne kierunki ich zastosowania do termicznej utylizacji odpadów niebezpiecznych. Omówiono wykorzystywane do tego celu podstawowe rozwiązania techniczne, ze szczególnym uwzględnieniem instalacji krajowych oraz nowych, rozw[...]
EN Organic matter pyrolysis and gasification processes and main trends to their application for the thermal utilization of hazardous wastes have been described. Basic technical solutions used for this purpose were discussed taking into particular consideration home-grown installations and new developme[...]
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Nukleonika
EN An experimental linear direct current (DC) plasma generator, with stepped anode, stabilized with air/water vapor, argon/water vapor and argon/air vortexes operating at atmospheric pressure had been designed and constructed in Plasma Processing Laboratory at Lithuanian Energy Institute (LEI, Kaunas).[...]
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Archives of Thermodynamics
EN Heat and mass transfer in a fixed bed of biomass during thermal degradation of biomass in a hot inert gas (pyrolysis) is modeled. Biomass fuel decomposes to give gas, tar and char as a result of hot gas flowing through it upwards from a combustion char below. The main heating mode at this stage is c[...]
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Archivum Combustionis
EN The paper presents the results of a study regarding the scrap tire to energy conversion using two different processes: combustion and pyro-combustion. Laboratory determinations were conducted on two different scrap tires (summer and winter) to assess the primary, ultimate and calorimetry analysis of[...]
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Transactions of the Institute of Fluid-Flow Machinery
2015 nr 128 73--83
EN An appropriate arrangement of particular zones in the gasifier is of practical importance for the gasification process effectiveness. One of the parameters that affects the optimum reactor operation and has to be taken into account is the speed of bed movement. The transient one-dimensional model de[...]
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Journal of KONES
EN Almost all kinds of fuel applied in combustion engines come from refining industry, in which crude oil serves as basic raw material. However, there are also searched other sources of hydrocarbons which can be used directly or as additives to conventional fuels. The most popular in this regard are ve[...]
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Journal of KONES
EN The aim of the study was to determine the possibility of the isolation of valuable chemical compounds from pyrolysis oil obtained from the pyrolyzed waste car tires. Produced pyrolysis oil were subjected to a distillation process to isolate medium naphtha fraction average naphtha that contains limon[...]
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Inżynieria Chemiczna i Procesowa
2005 T. 26, z. 4 801-816
PL Zużyte opony samochodowe stwarzają poważne zagrożenie środowiskowe i duże trudności w recyklingu. Opisano zastosowanie procesu pirolizy do przerobu odpadów, w tym zużytych opon samochodowych. Przedstawiono wyniki testów ich pirolizy, wykonanych w skali wielkolaboratoryjnej. Pirolizę prowadzono w rea[...]
EN The waste tyres create serious environmental hazard and difficulties during recycling. Application of the pyrolysis for wastes processing and especially of waste tyres has been described. The results of the pyrolysis tests of scrap tyres on a big laboratory scale have been presented. The pyrolysis p[...]
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Elastomery
PL Opony zużyte, sklasyfikowane przez Komisję Europejską jako priorytetowy strumień odpadów, stwarzają problemy ze składowaniem. Zgodnie z ostatnio przygotowaną dyrektywą (EU Landfill Directive) zabronione zostanie tworzenie zwałowisk opon. W związku z tym istnieje konieczność dokonywania wyboru między[...]
EN Scrap tyres, classified as priority waste stream by EU Commission, present disposal problems. According to recently prepared the EU Landfill Directive dumping will not more be allowed. There is a need for optimisation of the choice between material and energy valorisation in relation to the existing[...]
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Journal of KONES
2019 Vol. 26, No. 4 149--154
EN Thanks to their numerous advantages, plastics are becoming more and more widely used in all branches of industry. The quantities of products, their packaging and, consequently, the amount of synthetic polymer waste are steadily increasing, what poses a high risk to the environment due to their long [...]
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Polish Journal of Chemical Technology
EN The food industry produces large amounts of solid and also liquid wastes. Different waste materials and their mixtures were pyrolysed in the laboratory pyrolysis unit to a final temperature of 800°C with a 10 minute delay at the final temperature. After the pyrolysis process of the selected wastes a[...]
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Ars Separatoria Acta
2007 No. 5 88-98
EN We attempt to prepare a heavy metal adsorbent from palm shell with a simple-two step process using pyrolysis and sulfur impregnation. Palm shell was pyrolyzed with three different methods; rapid pyrolysis, slow pyrolysis, and KOH pyrolysis, and the prepared char with high specific surface area was s[...]
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Journal of Polish CIMAC
2012 Vol. 7, no 1 191-199
EN Sustainable economic and industrial growth requires safe, sustainable energy resources. Unfortunately, firstgeneration biofuels are fuels produced from organic matter, which can also be used to produce food or feed. Only second-generation fuels are based on the need for sustainable development and a[...]
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Prace Naukowe Instytutu Materiałoznawstwa i Mechaniki Technicznej Politechniki Wrocławskiej. Konferencje
PL Piroliza stanowi korzystną metodą termicznego recyklingu odpadów z tworzyw sztucznych z wytworzeniem fazy gazowej i olejów, stanowiących ważne źródło węglowodorów, a przy tym korzystną dla środowiska naturalnego. Zużyte opony, kopolimer akrylonitryl-butadien-styren (ABS) oraz polichlorek winylu) (PV[...]
EN Pyrolysis is a convenient method for thermal recycling of polymer waste producing gas and oils that are an important source of hydrocarbons and being convenient for the environmental protection. Used tyres, acrylonitrile-butadiene-styrene (ABS) and polyvinylchloride (PVC) are important components of[...]
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Prace Naukowe Instytutu Podstaw Elektrotechniki i Elektrotechnologii Politechniki Wrocławskiej. Konferencje
EN This article contains description of obtaining cellular composites from organic precursors with biomimetic method. The precursors used were different kind of wood. The work involved method of wood pyrolisis and also its saturation using silicon compounds in order to obtain cellular composite SiC-C. [...]
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Archivum Combustionis
2014 Vol. 34 nr 1 27—34
EN Biomass has high content of volatile matter, hence devolatilization process is rapid. Necessity of supplying high fluxes of combustion air is usually one of the factor which leads to high values of air excess ratio and, as a consequence to decrease of energy efficiency. However it is possible to use[...]
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Archivum Combustionis
2013 Vol. 33 nr 4 169--184
EN In this study, the thermal behaviours of sewage sludge were carried out by thermal analysis under air and argon atmospheres in the range from ambient temperature to 800 °C. The studied materials were characterized in terms of their chemical composition (C, N, H, S and trace elements) and calorific v[...]
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Archivum Combustionis
2013 Vol. 33 nr 3 155--167
EN In this paper, pyrolysis of selected biomass types and their mixtures was investigated using thermogravimetric analyzer (TGA). The purpose of the work was to study interactions between components of biomass mixtures and influence of ash composition on pyrolysis up to 600°C, using two heating rates 1[...]
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