Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Dawid PACEK"'
Autor:
Przemysław BADUROWICZ, Adam WIŚNIEWSKI, Marcin JASIŃSKI, Dawid PACEK, Krzysztof SZCZUROWSKI, Marek WOLIŃSKI, Tadeusz BARTKOWIAK
Publikováno v:
Problemy Mechatroniki, Vol 13, Iss 4, Pp 39-50 (2022)
The article presents the results of tests on the temperature of propellant gases shortly after the bullet leaves the barrel. The temperature and movement of these gases were recorded with thermal cameras and a high-speed camera. Weapons with and with
Externí odkaz:
https://doaj.org/article/d8cea15745594974a839d0af73147042
Publikováno v:
PROBLEMY TECHNIKI UZBROJENIA. 163:27-38
The paper presents a methodology and re-search results over propane-butane (P-B) gas cylinders hit by various projectiles fired with a firearm for assessing the susceptibility on initiation a fire (ability to initiate the fire) at the shooting. Cylin
Autor:
Paweł Żochowski, Dawid Pacek, Ewa Bednarczyk, Marcin Bajkowski, Roman Grygoruk, Mariusz Magier, Krzysztof Szczurowski, Marcin Jasiński
Publikováno v:
Continuum Mechanics and Thermodynamics.
Methods used nowadays in forensic laboratories allow to stop some kinds of projectiles with degree of deformation which lets to use them for comparing traces to projectiles found on the crime scene. However they are not useful for every type of proje
Autor:
Adam WIŚNIEWSKI, Dawid PACEK
Publikováno v:
Problemy Mechatroniki, Vol 6, Iss 2, Pp 21-40 (2015)
The paper presents the results of the depth of penetration tests (DOP) and numerical simulations of the 5.56 x 45 mm SS109 projectile impact onto passive, layered armours placed on the armour backing material. Investigated passive layered armours (wi
Externí odkaz:
https://doaj.org/article/e8badfdd043d4e60b05ef560a5f13b07
Publikováno v:
Proceedings of the 32nd International Symposium on Ballistics.
Research works described in the paper, were performed within the framework of the project: Laboratory stand for stopping high-energy projectiles (Agreement no. DOBBIO10/ 04/02/2019). Methods used nowadays in forensic laboratories allow to stop some k
Autor:
Dawid Pacek, Przemysław Badurowicz
Publikováno v:
Materials; Volume 15; Issue 3; Pages: 928
Materials, Vol 15, Iss 928, p 928 (2022)
Materials, Vol 15, Iss 928, p 928 (2022)
This paper describes the process of creating a numerical FEM (finite element method) model of the 5.56 × 45 mm SS109 projectile. The model was used to calculate the temperatures occurring in the projectile materials during the impact on the steel pl
Autor:
Maciej Domin, Maja Czerwińska-Rogowska, Tomasz Nogal, Dawid Pacek, Andrzej Krajewski, Krzysztof Piorun, Bartosz Rudnicki, Albert Stachura, Zofia Polakowska, Sebastian Kuras, Marta Markowska
Publikováno v:
Chirurgia Plastyczna i Oparzenia / Plastic Surgery & Burns. 6:57-60
Autor:
Bartosz Rudnicki, Maja Czerwińska-Rogowska, Tomasz Nogal, Albert Stachura, Zofia Polakowska, Sebastian Kuras, Maciej Domin, Dawid Pacek, Marta Markowska, Andrzej Krajewski, Krzysztof Piorun
Publikováno v:
Chirurgia Plastyczna i Oparzenia / Plastic Surgery & Burns. 6:67-70
Autor:
Jacek Rutkowski, Dawid Pacek
Publikováno v:
Composite Structures. 265:113763
The article presents results of research and analysis of the currently conducted project aiming at the development of a flexible impact protector. The need to carry out the work results from the necessity of the ever-wider and more frequent use of bo
Autor:
Adam Wiśniewski, Dawid Pacek
Publikováno v:
PROBLEMY TECHNIKI UZBROJENIA. :61-79
Essential aspects of numerical analysis for bullet hitting elastic layers of aramid fabric placed on a plastic substratum imitating the human body are presented in the paper. A review of results for bullet-proof vests tested on various substrata is i