Zobrazeno 1 - 10
of 73
pro vyhledávání: '"Zbigniew CZYŻ"'
Publikováno v:
Communications, Vol 26, Iss 1, Pp A1-A10 (2024)
The paper presents the results of gyrocopter fuselage experiment testing in a wind tunnel. The model subjected to testing was made in 1:8 scale by 3D printing. The tests included the measurement of forces and aerodynamic moments acting on the model,
Externí odkaz:
https://doaj.org/article/c4a6e6b6b35a42d387ad7b12cd3f4ace
Publikováno v:
Applied Computer Science, Vol 19, Iss 3 (2023)
The study involved a numerical analysis of the water dropping process by fixed-wing aircraft. This method, also known as air attack, is used for aerial firefighting, primarily in green areas such as forests and meadows. The conducted calculations all
Externí odkaz:
https://doaj.org/article/67a2530bdd474cc58ba6de1944d1fa05
Publikováno v:
Advances in Sciences and Technology, Vol 16, Iss 6, Pp 179-185 (2022)
This paper analyzes a piezoelectric system made of a smart lead zirconate material. The system is composed of a monolithic PZT (piezoelectric ceramic) plate made of a ceramic-based piezoelectric material. The experiment was conducted on a test stand
Externí odkaz:
https://doaj.org/article/b9c958dc44584aee973cbe12e8841006
Publikováno v:
Advances in Sciences and Technology, Vol 14, Iss 3, Pp 141-148 (2020)
The aerodynamics of powerboats used in inshore powerboat racing has a significant impact on their performance. The aerodynamic drag forces generated on individual elements of this type of boats were tested. The solid model of the boat developed in th
Externí odkaz:
https://doaj.org/article/fa09b58cbb234374a41f6332ac82d848
Publikováno v:
Advances in Sciences and Technology, Vol 13, Iss 4, Pp 1-7 (2019)
The work presents a three-dimensional modeling of air flow around the research object. The purpose of this work is to perform numerical calculations to identify the magnitude of the aerodynamic drag force generated on individual elements of a high en
Externí odkaz:
https://doaj.org/article/37d4ba3f5b5c4cf795b34eebcf7a434a
Autor:
Ksenia SIADKOWSKA, Zbigniew CZYŻ
Publikováno v:
Combustion Engines, Vol 178, Iss 3, Pp 4-8 (2019)
Selecting appropriate materials is presently a complex task as material databases cover tens of thousands of different types of mate-rials. Product designing proceeds in numerous stages and in most of them there are open questions with not only one c
Externí odkaz:
https://doaj.org/article/85545165ba1148b9ba04caf0c943b743
Autor:
Zbigniew Czyż, Paweł Karpiński
Publikováno v:
Aviation, Vol 23, Iss 4 (2020)
The paper presents some of the works related to the project of modern gyrocopter construction with the possibility of a short start, known as "jump-start". It also presents a methodology related to numerical calculations using Computational Fluid Dyn
Externí odkaz:
https://doaj.org/article/bbfd041a883a47d88533ef9954381769
Publikováno v:
Advances in Sciences and Technology, Vol 12, Iss 2, Pp 121-127 (2018)
The paper presents the numerical analysis of the drag force generated on the body of a sports car, based on the CFD method in the Ansys Fluent program. The three-dimensional model of the vehicle was taken from an open CAD database. Based on this, a c
Externí odkaz:
https://doaj.org/article/c3769c4bc14e4890accd0524f8499367
Autor:
Zbigniew Czyż, Wit Stryczniewicz
Publikováno v:
Advances in Sciences and Technology, Vol 12, Iss 1, Pp 106-114 (2018)
This paper presents part of the investigation into aerodynamics of the vertical take-off and landing multirotor. There are described the technology to design a research object and the Particle Image Velocimetry (PIV) setup to measure airflow around t
Externí odkaz:
https://doaj.org/article/bf0ebebb72cc48b5b760a0e6147dbfdd
Publikováno v:
Applied Computer Science, Vol 14, Iss 1, Pp 16-26 (2018)
The paper discusses a numerical investigation, using a CFD tool, ANSYS FLUENT, of drag acting on a motorcycle helmet. The simulations were performed on a model of a helmet downloaded from a free CAD model library. A solid model enabled us to generate
Externí odkaz:
https://doaj.org/article/d623c23764014781898b9e2fba46677f