Zobrazeno 1 - 10
of 40
pro vyhledávání: '"Jacek Sobczyk"'
Publikováno v:
Sensors, Vol 23, Iss 3, p 1569 (2023)
This article presents an experimental stand for the generation of gas flows with very low velocities. The constant volume air flow was generated in the measurement area with the use of a Mariotte bottle and a water piston (water column in a tank). Th
Externí odkaz:
https://doaj.org/article/876c9ad5c5ac4b10b8cb5874f28374ca
Autor:
Jacek Sobczyk
Publikováno v:
Energies, Vol 15, Iss 6, p 2166 (2022)
This paper describes a study to expand the knowledge as to whether a thermal wave anemometer can be used to measure the velocity of flowing gases or gas mixtures in situ. For this purpose, several series of measurements were performed in laboratory c
Externí odkaz:
https://doaj.org/article/67d70ee6072b428aa112c6f0c122cc02
Autor:
Waldemar Wodziak, Jacek Sobczyk
Publikováno v:
Applied Sciences, Vol 12, Iss 3, p 1581 (2022)
This paper presents the results of PIV measurements of turbulent airflow in a channel with a single ribbed wall. The rough elements had the form of evenly spaced trapezoids. The ratio of the height of a single rib to the height of the measurement cha
Externí odkaz:
https://doaj.org/article/8ef097c2a1f745058f23f25bdd584aab
Publikováno v:
Advances in Sciences and Technology, Vol 12, Iss 2, Pp 42-51 (2018)
The paper presents a simple method for determining the phenomenon of unsteady thermal effects in cooling of circular cylinder. The research has been undertaken in order to explain the thermoaerodynamic processes, which are characterized by the turbul
Externí odkaz:
https://doaj.org/article/ae2f402413a1489e83e7844af948c7c0
Publikováno v:
Sensors, Vol 21, Iss 17, p 5679 (2021)
This paper presents a method of measuring gas flow velocity based on the thermal time-of-flight method. The essence of the solution is an analysis of the time shift and the shape of voltage signals at the transmitter and at a temperature wave detecto
Externí odkaz:
https://doaj.org/article/f1c3c7acb6c34818900c37c7f9bf1b1e
Autor:
Eugeniusz Jacek Sobczyk
Hard coal mining is characterised by features that pose numerous challenges to its current operations and cause strategic and operational problems in planning its development. The most important of these include the high capital intensity of mining i
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4566db59e2c7a32ee4abffdc6439f5d7
https://doi.org/10.33223/onermin/0222
https://doi.org/10.33223/onermin/0222
Publikováno v:
Acta Physica Polonica A. 138:295-298
Publikováno v:
Journal of Education, Technology and Computer Science. 31:49-52
Nuisance for the people living in areas covered by the direct or indirect impact of the mining industry is an important social problem. The development of the mining industry depends on high environmental requirements, in particular, it is closely re
Publikováno v:
Journal of Theoretical and Applied Mechanics. 57:833-842
Computational domain discretization is the pre-processing stage in CFD analysis and it highly contributes to the solution error as well as the numerical stability of a model. The discretization of domain representing a packed bed of granular material
Publikováno v:
Tkaniny obiciowe ze ścian kapitularza Archiwum Krakowskiej Kapituły Katedralnej: Historia, konserwacja i dokumentacja
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ca5a41ff1040ea41b8bcf73b20d9aadb
https://doi.org/10.12797/9788381384179.08
https://doi.org/10.12797/9788381384179.08