Zobrazeno 1 - 10
of 435
pro vyhledávání: '"AUTODYN"'
Publikováno v:
Meitan xuebao, Vol 49, Iss S1, Pp 248-260 (2024)
The action mechanism of blast shock wave and detonation gas in rock blasting remains unclear. This article attempts to reveal the action mechanism of blast shock wave and detonation gas through high-speed schlieren system, overpressure test system an
Externí odkaz:
https://doaj.org/article/d8f809aa95ef4231a19209e50074458b
Publikováno v:
Defence Technology, Vol 36, Iss , Pp 163-174 (2024)
The Trauzl lead block test allows the determination of the approximate performance of explosives in blasting applications by measuring the volume increase (expansion) that is produced by the detonation of an explosive charge in the cavity of a lead b
Externí odkaz:
https://doaj.org/article/915fae909d9c42e6845053368032500e
Publikováno v:
Rudarsko-geološko-naftni Zbornik, Vol 39, Iss 1, Pp 35-44 (2024)
Due to the low manufacturing cost and ease of handling, ammonium nitrate-fuel oil (ANFO) is one of the most popular mining explosives. ANFO explosive is a typical representative of non-ideal explosives, which means that its detonation properties are
Externí odkaz:
https://doaj.org/article/9fe318294c094b698a158db3ed61efb1
Autor:
Kouki Hasegawa, Shigeru Tanaka, Daisuke Inao, Masatoshi Nishi, Akihisa Kubota, Kazuyuki Hokamoto
Publikováno v:
Journal of Materials Research and Technology, Vol 24, Iss , Pp 6730-6738 (2023)
Press-forming technology is excellent for mass production. However, for micrometer-order forming, manufacturing press tools is unprofitable. Because laser-induced shock waves cannot rapidly accelerate heavier workpieces into molds, the workpieces are
Externí odkaz:
https://doaj.org/article/7a17d79965a04305bc95027c29badf2a
Publikováno v:
Muhandisī-i manābi̒-i ma̒danī, Vol 8, Iss 1, Pp 95-109 (2023)
امروزه با توسعه فعالیتهای معدنی و عمرانی استفاده از عملیات انفجار به دلیل کاهش زمان و هزینه افزایش پیدا کرده است. استفاده از انفجار برای
Externí odkaz:
https://doaj.org/article/f9107bbea0054ae4995b19e0adbcd034
Publikováno v:
IEEE Access, Vol 11, Pp 50252-50263 (2023)
In the process of ammunition test & evaluation, to accurately evaluate the lethality of personnel targets on the battlefield, it is necessary to accurately measure the velocity and coordinates of ammunition fragments. At present, the most effective m
Externí odkaz:
https://doaj.org/article/6aec9e7f4c274d6a88456afb8abf60c5
Publikováno v:
Defence Technology, Vol 19, Iss , Pp 91-102 (2023)
This article investigates the characteristics of shock wave overpressure generated by multi-layer composite charge under different detonation modes. Combining dimensional analysis and the explosion mechanism of the charge, a peak overpressure predict
Externí odkaz:
https://doaj.org/article/2aebff4ede084bc1815400fd2f0c61d8
Publikováno v:
Heliyon, Vol 9, Iss 6, Pp e16534- (2023)
Various types of mechanical energy-absorbing devices are known that operate by plastic deformation. The corrugated ring mount that is used in this study relates to a device that absorbs energy by plastic deformation. This energy-absorbing device has
Externí odkaz:
https://doaj.org/article/4f51bead48dc4380b5a109576c087890
Publikováno v:
Zhongguo Jianchuan Yanjiu, Vol 17, Iss 3, Pp 221-227 (2022)
ObjectiveThe shape of a sail influences the airflow characteristics around it, and flexible sails are prone to large nonlinear deformation under wind pressure. As such, this paper studies the effects of sail deformation on aerodynamic performance.Met
Externí odkaz:
https://doaj.org/article/0fb03da702194247a7674f65b678b8c5
Publikováno v:
Rudarsko-geološko-naftni Zbornik, Vol 37, Iss 2, Pp 79-85 (2022)
Shaped charges are widely used in many different fields. The two main users of shaped charges are the military, where shaped charges are used as a weapon against armoured targets, and the oil industry, to perforate wells. Very often, shaped charges a
Externí odkaz:
https://doaj.org/article/384674eafdc24b7ba653e3f3c871264e