Around 500 alphabetically ordered, monographic entries. Baking soda, any substances that react in an expulsion of gas will work and a good strong screwon cap. New theory of the earth, is a book written by don l. Free download the chemistry of explosives second edition written by jacqueline akhavan department of environmental and ordnance systems, cranfield university, royal military college of science, swindon and published by the royal society of chemistry in 2004. Users of explosives should consult the blasters handbook of du pont inc. Explosively formed projectile encyclopedia article.
Explosively formed projectile how is explosively formed projectile abbreviated. The projectile forms by dynamic plastic flow and has a velocity of kmsl. Improvised explosively formed projectile typical of devices deployed in iraq device construction constructed from 6 to 9 inch diameter steel pipe, one end of which is sealed with a welded. Explosives complete tutorial compiled by red dragon. Explosively formed penetrator efp and fragmenting warhead. This research is intended to expand the available data on explosively formed projectile. Explosively formed projectile efp is a new branch of the shaped charge technology. The preatmospheric impact velocity is assumed to be 17 km s. Explosively formed projectiles efps explosively formed projectiles are often referred to as shaped charges, al. Some examples of projectile motion are the motion of a ball after being. An introduction1 adrian wilkinson, james bevan, and ian biddle.
This uses a technique first described in mining operations and adapted by the military to use explosive to shape and propel a sheet of metal into a very fastmoving. Projectile technology through history crosby, alfred on. Penetration evaluation of explosively formed projectiles. Aug 30, 20 explosively formed penetrators for dummies interesting series of infographics about just what is an improvised efp. Cole and 2002 bali nightclub bombings recommended in alqaedas traditional curriculum of explosives training. A golfer practising on a range with an elevated tee 4. An explosively formed penetrator efp, also known as an explosively formed projectile. Throwing projectiles was a key skill for the survival of our species, it played an important role in shaping what we have become, but it is increasingly a threat to the survival of our species, and many others. Bake it in an oven at 200 degrees for 1015 minutes to drive out the moisture. To be even more precise, explosively formed projectiles efp are weapons of war that, before hitting their target, use high explosives to alter. In other words, the primary force acting on a projectile is gravity. The effects select physical parameters have on an explosively formed projectiles performance by phillip russell mulligan a thesis presented to the faculty of the graduate school of the missouri university of science and technology in partial fulfillment of the requirements for the degree master of science in explosives engineering 2011. Formation of explosively formed penetrator with fins and its.
It is very important to research the velocity and morphology change of efp in their movements to improve its performance. It too is being actively rewritten and developed, no guarantees, but it is probably still useful in its current incarnation. E book english military us army field for dd form 2501 courier authorization card template great professional templates 20 military manuals every prepper should read survival sullivan. The approach is pragmatic, rather than traditional or artistic. Dispersion of an artillery projectile due to unbalance. Despite the fact that explosively formed projectiles efps of the same design were fired into each recovery method, the projectiles collected using the two methods differed in shape, size, weight. Emeritus professor of organic chemistry massachusetts institute of technology director of research and development national fireworks, inc. Free download the chemistry of explosives 2e chemistry. Preface thisbookoutlinesthebasicprinciplesneededtounderstandthemechanism of explosions by chemical explosives. Download ebook catapult design, construction and competition with the projectile throwing engines of the ancients pdf for free category. Projectile simple english wikipedia, the free encyclopedia. It will do a beautiful job of reducing it to powder.
The terrorists handbook disclaimer we dont take responsibility for this text. Introduction to explosives for official use only c4. May 4, 20 changez khan history in urdu pdf free download changez khan written by maqsood sheikh. Instructions for receiving hard or electronic copies of this publication may be obtained by sending an email.
When used as roadside bombs, ieds can interdict lines of communication, disrupt traffic, and damage or destroy targeted vehicles. After the introduction of fundamentals of numerical analysis, an intensive numerical study is conducted in 2d and 3d. As the name suggests, the effect of the explosive charge is to deform a metal plate into a slug or rod shape and accelerate it. The chemistry of explosives provides an overview of the history of explosives, taking the reader to future developments. The path followed by a projectile is known as trajectory. An explosively formed penetrator efp, also known as an explosively formed projectile, a selfforging warhead, or a selfforging fragment, is a special type of shaped charge designed to penetrate armor effectively at standoff distances. Explosively formed projectile efp wide angle cones and other liner shapes such as plates or dishes do not jet, but give instead an explosively formed projectile or efp. This book presents comprehensive experimental, numerical, and theoretical. A variant ied is the explosively formed projectile penetrator efp or shaped charge. Introduction nowadays, the efp warheads are present in many systems that expect appropriate modernization andor optimization. Magnets are substances that are able to attract and hold items. Multiple explosively formed penetrator mefp warhead technologies have a very.
Download and read form 4 chemistry notes form 4 chemistry notes titles type form 4 chemistry notes pdf. My war free books the borrowers camouflage manual united states army archive internet. Projectile is any object thrown into the space upon which the only acting force is the gravity. Explosively formed projectile how is explosively formed. The effects select physical parameters have on an explosively.
If youve ever wondered how to build a catapult or trebuchet, or wondered what youd do with it once youve built one, then this book can help. Now is time to filter the crystals out of the solution, do this by folding a single piece of newspaper in the fashion shown than placing in the mouth of a large mouthed jar. This doesnt necessarily mean that the other forces do not act on it, just that their effect is minimal compared to gravity. Detonation of a high explosive he material in air results in an omnidirectional blast wave. In order to determine undeformed measurements for the explosively formed projectiles, five projectiles were recovered using a soft. Enter your mobile number or email address below and well send you a link to download the free kindle app. Any solid object that is thrown or fired out of something is a projectile. Projectile motion projectile motion is a special case of twodimensional motion. Cook and the now nearly complete encyclopedia covering the whole explosive field, edited by seymour m. Velocity of efp changes quickly with the change of efp shape. An explosively formed penetrator efp, also known as an explosively formed projectile, a selfforging warhead, or a selfforging fragment, is a special type of shaped charge designed to penetrate armor effectively.
Download pdf version of all available notes here gce. However, there is a lack of publicly available data for projectile impacts with striking velocities that exceed 1 kms and have weights greater than a few grams. Interesting series of infographics about just what is an improvised efp. Free pure physics, chemistry, geography and social studies revision notes. There is an open access version for this licensed article that can be read free of charge and without license restrictions. An explosively formed penetrator efp, also known as an explosively formed projectile, a selfforging warhead, or a selfforging fragment, is a special type of shaped charge designed to penetrate armor effectively at standoff. O 87947 2049 desert publications cornville, arizona 86325. The history, theory and chemical types of explosives. The ultimate goal of weapon system employing an explosively formed penetrator efp is to defeat a target at the longest standoff. Pdf explosively formed projectile softrecovery force. Ncert history book class 6, 7, 8, 9, 10, 11, 12 pdf download.
When you want to fire it, you put the vinegar and baking soda in the bottle, the amounts depend on the size of the. For example, an arrow fired from a bow, a bullet, or even a rock from a slingshot are all projectiles. It includes practical techniques, such as the 1n expansion color ordering and spacecone spinor helicity, and diverse topics. Pdf the explosively formed projectile efp as a standoff.
From thrown rock to artillery shell albert manucys book examines the history of artillery from the earliest times to the. Physics notes form 1 to 4 physics form 4, 3, 2, 1 notes. The text on the classification of explosive materials contains much data on the physical parameters of primary and secondary explosives. Impact effects of explosively formed projectiles on normal. Considering the cost efficiency, we choose oxygenfree highconductivity. Armament is a mechanism that enables warfighters to inflict damage to enemy targets to a degree that will inhibit the enemys ability to engage in the further act of warfare. Every type of projectile throwing machine is considered from the earliest ballista and trebuchet to sophisticated. Crosby is a history of the human use of projectiles that covers the whole spectrum, from stones to space ships. An object that is projected or thrown, which has no capacity for selfpropulsion. A particle moving in a vertical plane with an initial velocity and experiencing a free fall downward acceleration, displays projectile motion. If you need to print pages from this book, we recommend downloading it as a pdf. Ahmed et al penetration evaluation of explosively formed projectiles through air and water the jwl equation of state is used to describe the detonation of efp charge, which in generalized form is given below. Jan 7, 2016 free download organic chemistry of explosives in pdf.
Then dump a cup or two into a blender and switch it on. Computing books how to engineer a beowulf cluster an online classic for years, this is the print version of the famous free online book on cluster engineering. Study on explosively formed projectiles test system. As the name suggests, the effect of the explosive charge. Improvised explosive devices ieds small arms survey.
Download ebook catapult design, construction and competition with the projectile throwing engines of the ancients pdf for free. Download pdf version of all available notes here gce o level singaporecambridge notes. Notes on projectile impact analyses hao wu springer. In some cases, the projectile turned in the second wate r segment, resulting in. Resources for top a1 candidates taking the 2020 singaporecambridge gce o level exam. Projectile motion is a form of motion in which an object or particle called a. Download free physics ebooks in pdf format or read physics books online. Chemistry notes form 4 chemistry form four pdf online. It is developed as an antisolid target technology in recent decades. If you use nitrate of soda, it will be in the form of prills little round beads.
This worldfamous work has been enlarged and updated without tampering with its tried and tested format. Weapon is any means by which one contends against another. A model is presented to help in the design of a softcatch device for safely recovering explosively formed penetrators efps. Free geology books download ebooks online textbooks. The content of the open access version may differ from that of the licensed version. Free download organic chemistry of explosives chemistry. If one thinks of the hammer blow of an oldtime, brawnyshouldered blacksmith on a glowing piece of iron, one gets a mental image of explosive forming, rather than of a fine machinist using a precise machine to turn screw threads on a part of a gun. Robert dale hodgson consultant organic chemist stay safe and healthy.
The turbulence of the projectile traversing the w ater segment of recovery method 1 caused the projectile to tumble. This is an interdisciplinary advanced textbook on all aspects of the interior of the earth and its origin, composition, and evolution. Then you can start reading kindle books on your smartphone, tablet, or computer no kindle device required. Pdf explosively formed projectile softrecovery force analysis. Improvised explosive device ied, a homemade bomb, constructed from military or nonmilitary components, that is frequently employed by guerrillas, insurgents, and other nonstate actors as a crude but effective weapon against a conventional military force.
May 10, 2016 free download the chemistry of explosives second edition written by jacqueline akhavan in portable document format. Projectile motion practice questions with answers challenge questions q1. A substance may be extremely reactive chemically but perfectly stable in the absence of anything with which it may react. Lodestone is the only known natural magnet which was discovered by the chinese 2,000 years ago. Here you can download free pdf of ncert history books from class 6th to 12th both english and hindi medium. It essentially deals with phenomena related to the propulsion of a projectile from a firearm internal ballistics, the flight of the projectile through the atmosphere external ballistics and the arrival of the projectile at its target terminal ballistics. Weight drag force, velocity v w mg lift force due to spin a function of v2 2. The explosively formed projectile efp as a standoff sea mine neutralization device article pdf available in journal of energetic materials 312. Improvised munitions black book volume 1 1981 desert publications isbn.
Improvised munitions black book vol 1 desert publications. Projectile motion e practice questions with answers. The chemistry of powder and explosives by tenney l. Pages in category explosive projectiles the following 4 pages are in this category, out of 4 total. As the name suggests, the effect of the explosive charge is to deform a metal plate into a slug or rod shape and accelerate it toward a target. Please practice handwashing and social distancing, and check out our resources for adapting to these times. Projectile efp affect its performance is crucial in determining what physical parameters. Actual forces drag, lift due to spin, weight, wind. P should have formed out of the mixture and formed a thick layer of white crystals in the bottom of the jar. Other magnets produced artificially by man are called artificia l magnets. Formation of explosively formed penetrator with fins and. Projectile motion s4p115 solve simple free fall problems using the special equations for constant acceleration. Note that the initial velocity of the projectile is the same as that of the.
In this paper, theory of the exploding forming effects of. Unfortunately, this book cant be printed from the openbook. Get your kindle here, or download a free kindle reading app. E and campus and college exam papers and revision materials. By confining the he in a container and shaping the exposed end, the blast wave can be focused in a specific direction. These two motions take place independent of each other. Search the history of over 431 billion web pages on the internet.
His books have received the ralph waldo emerson prize, the medical. This research is intended to expand the available data on explosively formed projectile impacts and determine which, if any, of the existing equations can be used or slightly modified to predict penetration depths. Changez khan history in urdu free pdf books, free books online. Numerical and experimental study on the formation and dispersion. In order to do this, an efp must be aerodynamically stable so as to strike the target at a small angle of obliquity, and the decay velocity per meter of efp must be smaller at extended standoff. Analytical and numerical method of c velocity fields for. A projectile is something that is sent flying through the air, usually as a weapon.