Zobrazeno 1 - 10
of 197
pro vyhledávání: '"StanisŁaw Ledakowicz"'
Autor:
Marlena Domińska, Radosław Ślęzak, Justyna Świątkiewicz, Katarzyna Paździor, Stanisław Ledakowicz
Publikováno v:
Energies, Vol 17, Iss 4, p 974 (2024)
Dark fermentation (DF) of kitchen waste (KW) is a promising technology for the production of renewable biohydrogen. It can be both a method of obtaining clean energy and a sustainable waste management. Despite its potential, this process requires fur
Externí odkaz:
https://doaj.org/article/1810b0d7cf774061a871268cd15e9f9d
Autor:
Stanisław Ledakowicz, Olexa Piddubniak
Publikováno v:
Energies, Vol 16, Iss 17, p 6260 (2023)
The heat conduction problem for a cylindrical ring reactor of finite length, filled with biomass, which is transported at a constant speed by means of a rotating screw, is considered. The screw is assumed to be mounted on a circular shaft and is indu
Externí odkaz:
https://doaj.org/article/28150a6bd1124a69af9be9bb364297b4
Autor:
Stanisław Ledakowicz, Olexa Piddubniak
Publikováno v:
Energies, Vol 15, Iss 17, p 6164 (2022)
The non-stationary heat transfer inside a cylindrical channel of a shafted screw conveyor, electrically heated, and filled with a moving biomass was analyzed. The problem of non-stationary heat transport is encountered in the processes of biomass pyr
Externí odkaz:
https://doaj.org/article/11bdcb5477cf4cd39100a26bacda65ec
Autor:
Piotr Piersa, Hilal Unyay, Szymon Szufa, Wiktoria Lewandowska, Remigiusz Modrzewski, Radosław Ślężak, Stanisław Ledakowicz
Publikováno v:
Energies, Vol 15, Iss 6, p 2227 (2022)
Major efforts are currently being made in the research community to address the challenges of greenhouse gas emissions from fossil fuel combustion by using lignocellulosic biomass, agricultural waste, and forest residues as cleaner energy sources. Ho
Externí odkaz:
https://doaj.org/article/c3264856490d4831b0c48e89daddf386
Autor:
Renata Żyłła, Magdalena Foszpańczyk, Irena Kamińska, Marcin Kudzin, Jacek Balcerzak, Stanisław Ledakowicz
Publikováno v:
Membranes, Vol 12, Iss 2, p 150 (2022)
The influence of various factors on the removal efficiency of selected pharmaceuticals by membrane filtration was investigated. Several commercial polymer membranes were used for nanofiltration (NF) from various manufacturers. The studies were conduc
Externí odkaz:
https://doaj.org/article/915e1950419e434ca22e9e845fef4d0a
Autor:
Renata Żyłła, Magdalena Foszpańczyk, Magdalena Olak-Kucharczyk, Joanna Marszałek, Stanisław Ledakowicz
Publikováno v:
Membranes, Vol 12, Iss 1, p 58 (2021)
The research covered the process of nanofiltration of low molecular weight organic compounds in aqueous solution. The article presents the results of experiments on membrane filtration of compounds containing amino groups in the aromatic ring and com
Externí odkaz:
https://doaj.org/article/f4de5b3970924bbdbf0c0cbcbc32760a
Autor:
Stanisław Ledakowicz, Emilia Drozdek, Tomasz Boruta, Magdalena Foszpańczyk, Magdalena Olak-Kucharczyk, Renata Żyłła, Marta Gmurek
Publikováno v:
International Journal of Photoenergy, Vol 2019 (2019)
The aim of this study was to investigate the effect of hydrogen peroxide on the UVC photolysis of diclofenac (DCF) in aqueous solution. The experimental results confirmed very high effectivity of UVC direct photolysis of diclofenac. Moreover, it was
Externí odkaz:
https://doaj.org/article/90ec9970334c42988d7ab78cd1adb68b
Publikováno v:
Molecules, Vol 26, Iss 4, p 870 (2021)
In the last 3 years alone, over 10,000 publications have appeared on the topic of dye removal, including over 300 reviews. Thus, the topic is very relevant, although there are few articles on the practical applications on an industrial scale of the r
Externí odkaz:
https://doaj.org/article/bd1348f37a5e4873a1cfaa52c1ec676c
Publikováno v:
Energies, Vol 13, Iss 15, p 3977 (2020)
The main purpose of this paper was to compare the pyrolysis kinetics of three types of energy crops: Miscanthus giganteus, Sida hermaphrodita, and Sorghum Moench. Studies were conducted in thermobalance. Feedstock samples were heated up from ambient
Externí odkaz:
https://doaj.org/article/8c0e695ad9e84466afff9de71003cfc4
Publikováno v:
Energies, Vol 13, Iss 9, p 2304 (2020)
The process of pyrolysis of beet pulp, a by-product after the extraction of raw sugar from sugar beet, with the addition of defecation lime was studied in a thermobalance coupled with a mass spectrometer. The beet pulp pyrolysis process took place co
Externí odkaz:
https://doaj.org/article/7f4f3f10d87041978fb7644d7a65bcd3