Flyer plate impact
WebJun 1, 2024 · In this study, a miniaturized exploding foil initiator, based on high pulsed electrical power generator, was designed to launch a micro Kapton ® flyer for impact initiation of a high explosive in order to understand its performance characteristics. Here, the explosive substance was replaced with a witness plate because the flyer poses various ... WebDec 1, 2006 · As an example, the flyer-plate impact test is based on generating a shockwave in the material being tested by impacting a plate made from an unknown material with another plate made from a ...
Flyer plate impact
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WebJan 20, 2024 · The impact of laser-driven flyer plates on energetic materials CL-20, PETN, and TATB has been investigated. Flyer plates composed of 25 μm thick Al were impacted into the energetic materials at ... WebThe flyer plate may impact the target plate at normal incidence, resulting in what is called a normal plate impact experiment. An oblique plate impact experiment consists of an …
WebMay 18, 2024 · We present a computational approach using a multimaterial, arbitrary Lagrangian–Eulerian code termed ALE3D to model the nanosecond/micrometer … WebThe flypaper effect is a concept from the field of public finance that suggests that a government grant to a recipient municipality increases the level of local public spending …
WebJun 19, 2000 · Charges of pentaerythritol tetranitrate (PETN) were impacted by laser-driven flyer plates launched from substrate backed aluminum films. The flyers were produced by single pulses from a Q-switched Nd:YAG laser. The aluminum flyers were between 3 and 5 μm thick, had diameters of 1 mm, and achieved velocities up to 8 km s−1. The stresses …
WebApr 13, 2024 · On Thursday night, the 2024-23 Philadelphia Flyers season came to a merciful, long-awaited end. Those changes, in the end, were the biggest story of the season. Not what happened on the ice, which ...
WebMar 23, 2024 · High velocity impact of flyers on target plates produces shockwaves associated with high strain rate (>10 6 /s). The shockwave travels in opposite directions into the flyer and the target plate and upon reaching the free surface at both the ends, reflect as the rarefactions. These rarefactions travel towards each other and meet to cause a zone ... dundee united barcelona 1987WebJun 1, 2013 · The schematic of the t–X (time vs. distance) diagram, which illustrates the propagation of compression and tensile waves through the target and flyer plates during … dundee united chairmanWebMay 23, 2013 · This event flyer combines a strong central image with special glow effects to drive the concept home. The effect is further accentuated by the vibrant text and lighting effects. dundee united clothingWebIn this paper we present a newly developed one-dimensional hydrodynamic simulation code and use it to determine the shock evolution in flyer plate impact experiments. The code … dundee united fan forumWebAug 1, 2024 · They found that when the standoff distance, impact velocity and discharge energy was 0.4 mm, 116.83 m/s, and 2.5 kJ, respectively, the successful crimping was achieved. ... When the flyer plate collides with the parent plate, the distance between the maximum deformation area and the coil reaches 5 mm, and the Lorentz force continues … dundee united community trust twitterWebOct 14, 2010 · Fig. 1. (Color online) Schematic flyer impact experiment. A flyer plate moving with constant velocity impacts upon a target at rest. Initially two shock waves are … dundee united coaching staffWebMay 26, 2011 · The velocity data from the flyer plate experiments, using the vendor's fringe constant of 100m/s/fringe, were consistently lower than model predictions. The goal of the VISAR validation test series was to confirm the VISAR system fringe constant. A low velocity gas gun was utilized to impact and accelerate a target at the LIHE facility. dundee united community trust