Pdf failure analysis of laminated architectural glass. The analysis of complex blast scenarios typically requires advanced computational methods such as multimaterial eulerian and coupled eulerianlagrangian cel analysis where joneswilkinslee jwl equation of state is used to model the explosive material. Explosive shocks in air seems to have been written with the safety engineer or process. This treatise should be of interest to all who are working with explosives such as used in construction or in demolition work, in mining operations, or in military applications. American institute of aeronautics and astronautics 12700 sunrise valley drive, suite 200 reston, va 201915807 703. A case study of a hand grenade incident in south africa t. The objective of this analysis was to assess the blast performance of different energetic sources evaluated by brilliant light power1. The explosive effects of lightning have been known to exist for some time. Thus, a person subjected to a blast wave first experiences a sharp pressure rise due to the passage of the shock front, followed by an exponential decay, and finally a. In the former, air blast pressure is computed with empirical equations and directly applied to lagrangian elements of the structure. Shock impact and explosion download ebook pdf, epub, tuebl. Shock impact and explosion download ebook pdf, epub.
In reality, neither a perfect sensor nor a signal that is completely noisefree exists. It describes in relatively simple manner generation of a blast wave with its shock front, its transmission through the atmosphere, its interaction with a variety of structures and objects, and typical structure responses. May 17, 2012 american institute of aeronautics and astronautics 12700 sunrise valley drive, suite 200 reston, va 201915807 703. In the latter approach, the explosive as well as the air are explicitly modeled and the blast wave propagating through the ale air domain. Airblast characteristics of an aluminized explosive rdxammonium perchlorate aluminumbinder 20432512 were investigated. A case study of a hand grenade incident in south africa. The book deals primarily with viscoelastic type dampers, although other types of damping such as coulomb fric tion, acoustic radiation, air, and structural material. The blast wave generated in an explosion imposes a dynamic load on any object in its field. Changes in the pressure of a point at a certain distance from the explosive with. This probably means that a heavilyprotected explosive ordnance disposal technician, supplied with a rigid enclosed thoracoabdominal protector, may be able to survive the air blast effects at these distances. Energy densities table storage type specific energy mjkg energy density mjl peak recovery efficiency % practical recovery efficiency % arbitrary antimatter. Download limit exceeded you have exceeded your daily download allowance.
Can be adapted for most vehicles equipped with automatic leveling systems. A purpose of science is to organize diversified factual knowledge. It is the weight of a bare high explosive charge geometrically similar to any given cased charge, which produces. A uniformly distributed pressure, simulating blast loading generated by a shock wave from the discharge of a bomb, is applied to one of the exposed surfaces of the laminate. Relation of fragment with air shock wave intensity for explosion in a shell article in international journal of impact engineering 2810. A coupling of empirical explosive blast loads to ale air. Graham explosive shocks air pdf download graham explosive shocks air pdf. Measurement of the explosive performance of high explosives measurement of the explosive performance of high explosives scilly, n. A positive indication of an explosive threat from a perfect sensor does not mean that an explosive is present. Explosive shocks in air pdf explosive material explosion. Kinney and graham 5 introduced an equation to predict the shock. Late homework will not be accepted unless arranged in advance all submitted homework must be the students own. A purpose of science is to organize diversified factual knowledge into a coherent body of information, and to.
This brings the need to assess the extent of the expected damage and to evaluate the level of threat as well the protection standard needed. Air blast characteristics of an aluminized explosive rdxammonium perchlorate aluminumbinder 20432512 were investigated. The calculations could also easily be performed for composition c4. Explosive detonations create an incident blast wave, characterized. There is some confusion in terminology related to detonation energy and heat of detonation, and the two are often used interchangeably. J, explosive shocks in air, springer, ebook tcd20110611 pdf by nicer 2nd ed. Meel2 1csir defence, peace, safety and security, po box 395, pretoria, 0001. The ultimate effect lies in increasing the crack network in the surrounding rock and reducing the burden movement. When an explosive charge explodes in air, a shock wave.
I m onto my 4th 1020 now, and they ve all had this fault to a greater or lesser extent. Blast wave parameters for spherical explosives detonation. A 3d nonlinear finite element model is used to predict the probability of failure of laminated architectural glass subjected to blast loading. Pdf explosive shocks in air popular colection video. Shock waves and explosion phenomena, especially from high explo. Air blast modeling consortium for verification technology. This curious injury phenomenon has existed historically under many different names in the literature. Trials of air deck blasting in the structurally unfavourable footwall side of an open pit manganese. A purpose of science is to organize diversified factual knowledge into a coherent body of information, and to present this from the simplest possible view. This option allows users to search by publication, volume and page selecting this option will search the current publication in context. Designed to maintain level vehicle height, they can be inflated or deflated as om 20 psi to 150 psi with the vehicle loaded. Pdf investigation of shock waves in explosive blasts. Explosive shocks in air books pics download new books.
This heat does not include the heat generated by secondary reactions of the explosive or its products with air. Measurement of the explosive performance of high explosives. In the analysis, the glass ply is modeled as an elastic material while the. Everyday low prices and free delivery on eligible orders. Nevertheless a purpose of this work is to present as simply as possible a general description of the basic nature of explosions. He currently works mainly on insensitive munition design, and in his 40year career has also worked on development of tests and energetic materials. The air blast shock wave is the primary damage mechanism in an. In blasting with air decks, repeated oscillation of shock waves within the air gap increases the time over which it acts on the surrounding rock mass by a factor at between 2 and 5. This site is like a library, use search box in the widget to get ebook that you want.
Selecting this option will search all publications across the scitation platform selecting this option will search all publications for the publishersociety in context. Swisdak, 1975, swisdak, 1999 and kinney and graham, 1985. Graham explosive shocks in air a purpose of science is to organize diversified factual knowledge into a coherent body of information, and to present this from the simplest possible viewpoint. Charge weights of i ounce up to 32 ounces were used for the calculations. Click download or read online button to get shock impact and explosion book now. Airblasts energy from an explosion near the earths surface causes a sudden pressure change waves are generated that couple with the atmosphere these waves propagate as airblast, acoustic, and infrasound waves. Explosive shocks in air gilbert ford kinney snippet. Because oracle does not support distributed object types, remote enqueuing or dequeuing using a standard database link does not work. Blast shockwave measurement set up not to scale figure 1. The tntequivalent weight factor of this explosive was.
The problem to be adressed recent experimental research projects and studies 1 developed at the centre of. This dynamic load is characterized by a rapidly reached peak value which then decreases as the blast wave. Free download explosive effects and applications book. Explosive shocks in air open library explosive shocks in air by gilbert ford kinney, 1985,springer, verlag edition, 1 edition record for of explosive shocks in air by gilbert ford kinney. The paperback of the explosive shocks in air by gilbert f. Blast waves generated in a large variety of explosion situations can be described quantitatively by utilizing the facilities offered by the scaling law, the characteristics of a reference explosion, and the transmission behavior of the atmosphere.
Investigation of shock waves in explosive blasts using fibre optic pressure sensors. F kinney for sale entertainment collectibles store. Note that these calculations only pertain to direct air blast effects and ignore fragments and thermal effects entirely. Explosive blast units iv discussed assessments risk units vi and vii explain blast and cbr weapons and effects units viii and ix demonstrate techniques for site layout and building design to counter or mitigate manmade. Preliminary to this study of explosions is a description of explosive blast. This is a formidable task where our knowledge is incomplete, as it is. Relation of fragment with air shock wave intensity for. Explosive shocks in air, paperback by kinney, gilbert f. This is a formidable task where our knowledge is incomplete, as it is with explosions. The explosive charge was assumed to be composed of tnt. Explosive shocks in air by gilbert ford kinney, 1985, springer, verlag edition, in english 2nd ed. Kinney g f and graham k j 1985 explosive shocks in air.
Explosive shocks in air books pics download new books and. While calling it quiet would be far from the truth, it is less annoying than others my neighbors use. A purpose of science is to organize diversified factual knowledge into a coherent body of information, and to present this from the simplest possible viewpoint. These values together with the computational results obtained from the simulations are shown in figure 2 and figure 3 for the peak overpres. Homework 25% midterm 20% final 30% term project 15% attendance 10% homework policy. Auto suggestions are available once you type at least 3 letters. Nptel syllabus introduction to explosions and safety. Pdf airblast characteristics of an aluminized explosive rdxammonium perchlorate aluminumbinder. Dynamic stress analysis of the effect of an air blast wave. This is a formidable task where our knowledge is incomplete, as it. Largevolume air chamber inflates up to 150 psi with vehicle loaded, and deflates for normal driving. Sources, referred to as shots, were prepared in the form of small pellets a few millimeters in diameter.
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