12 results on '"BALLISTICS"'
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2. OPTIMALNO PROJEKTOVANjE SLOŽENOG TEHNIČKOG SISTEMA.
- Author
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Regodić, Dušan, Jerković, Damir, and Tančić, Ljubiša
- Subjects
OPTIMAL designs (Statistics) ,INDUSTRIAL efficiency ,BALLISTICS ,PROJECTILES ,WEAPONS - Abstract
Copyright of Singidunum Scientific Review / Singidunum Revija is the property of Singidunum University and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2011
3. UNAPREĐENJE BALISTIČKIH KARAKTERISTIKA I ODRŽAVANJA ZAŠTITNIH BALISTIČKIH PRSLUKA.
- Author
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Radonjić, Vojkan M., Jovanović, Danko M., Živanović, Goran Ž., and Resimić, Branko V.
- Subjects
BODY armor ,ARMY equipment ,BALLISTIC fabrics ,BALLISTICS ,PENETRATION mechanics - Abstract
Copyright of Military Technical Courier / Vojnotehnicki Glasnik is the property of Military Technical Courier / Vojnotehnicki Glasnik and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2014
- Full Text
- View/download PDF
4. Натпритисак барутних гасова при опаљењу из минобацача
- Author
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Jaramaz, Slobodan, Micković, Dejan, Crnojević, Cvetko, Elek, Predrag, and Kozić, Mirko
- Subjects
internal ballistics ,појаве на устима цеви ,overpressure of powder gases ,gas dynamics ,intermediate ballistics ,muzzle blast phenomenon ,experimental ballistics ,гасодинамика ,computational fluid dynamics ,mortars ,натпритисак барутних гасова ,нумеричка динамика флуида ,експериментална балистика ,минобацачи ,ударни талас ,мађубалистика ,унутрашња балистика - Abstract
Овај рад је проистекао из вишегодишњег истраживања и развоја у области минобацачких и артиљеријских система. Реализација истраживања је вршена кроз пројектовање и развој нових и модернизацију постојећих система. У склопу ових активности реализована је и нова муниција веће ефикасности и бољих балистичких карактеристика. Значајан сегмент рада на овим системима било је пројектовање и развој нових барутних пуњења... This paper resulted from many years of research and development activities in the area of mortar and artillery systems. The realization has been conducted through design and development of new and through the upgrade of the available systems. In scope of these activities new ammunition of greater efficiency and better ballistic characteristics have been realized. The significant segment of work on these systems was design and development of new powder charges...
- Published
- 2018
5. [Bullet embolism in a case of homicide: case report].
- Author
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Zivković V, Juković F, and Nikolić S
- Subjects
- Adult, Femoral Artery, Forensic Ballistics, Humans, Male, Embolism etiology, Foreign-Body Migration complications, Homicide, Wounds, Gunshot complications
- Abstract
Introduction: Bullet embolism is a special form of embolism, where embolus is either a bullet or its fragment. Bullet penetrates through the injured part of the body into circulation and then travels to a distant part of the body, until it gets blocked in a vessel of the same diameter as the bullet., Case Outline: We are presenting a case of gunshot injury in a 26-year-old male, found unconscious on the passenger seat, with the gunshot injury of the right hand and hemithorax, who died two hours after admission to hospital. Post-mortem X-ray revealed the presence of a metallic foreign body - a bullet, in the level of the left femoral neck. The autopsy revealed entrance and exit gunshot wounds of the upper third of the right upper arm.There was a second entrance gunshot wound, and the bullet passed through the right hemithorax and the right lung, and then through the intervertebral disc between the eighth and ninth thoracic vertebrae, and also making a complete laceration of the wall of the thoracic aorta, in the right posterior semicircumference. The slightly deformed bullet, caliber 7.65 mm, was found embedded in the lumen of the vessel at the bifurcation of the deep femoral artery from the left femoral artery., Conclusion: Bullet embolism is a rare complication of gunshot wounds. It should be suspected in any gunshot wound victim without an exit wound, or the lack of a missile in the bullet pathway, or if there are premortem signs or symptoms unexpected for the presumed pathway of the bullet, such as distant ischemia or infection. In these cases, some of postmortem imaging techniques should be used to save time in diagnosis, treatment and at autopsy.
- Published
- 2013
- Full Text
- View/download PDF
6. SPISAK RECENZENATA.
- Published
- 2014
7. ODREĐIVANJE ŽIVOTNOG VEKA CEVI ORUĐA - ORUŽJA.
- Author
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Hristov, Nebojša P. and Jovičić, Gordana R.
- Subjects
BARREL distortion ,RADIAL distortion ,FIRE control (Gunnery) ,FIREARMS ,OPTICAL phase shifters - Abstract
Copyright of Military Technical Courier / Vojnotehnicki Glasnik is the property of Military Technical Courier / Vojnotehnicki Glasnik and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2013
- Full Text
- View/download PDF
8. KOREKCIJA PUTANJE ŽIROSKOPSKI STABILISANOG PROJEKTILA PRIMENOM PROPORCIONALNE NAVIGACIJE.
- Author
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Danilo, Ćuk V.
- Published
- 2010
9. PROJEKTOVANJE TEHNIČKIH SISTEMA PRIMENOM RAČUNARA.
- Published
- 2009
10. MEHANIZAM TRENJA I TROŠENJA VODEĆEG PRSTENA PROJEKTILA.
- Author
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Ristić, Zoran, Ilić, Slobodan, and Kari, Aleksandar
- Published
- 2005
11. Анализа и синтеза алгоритма оцене параметара ефикасности наоружања за интервидовске подршке КоВ-у
- Author
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Kapor, Nenad J., Milinović, Momčilo, Jaramaz, Slobodan, Stupar, Slobodan, Jeremić, Olivera, and Vasiljević, Darko
- Subjects
наоружање ,hit dissipation ,multi launch rocket systems ,ваздухоплов ,растурање погодака ,efficency ,нормирана ракета ,weapons systems ,ефикасност ,лансер ,rockets ,деградација ваздухоплова ,пројектил ,launchers ,aircraft ,armament - Abstract
Основни циљ овог рада је да се формирају заједнички критеријуми за оцену и мерење ефикасности ваздухопловних и копнених вишецевних бацача ракета смештених на копнене и ваздухопловне борбене платформе, ради употребе у јединственим војно - тактичким задацима ''здружене ватрене подршке''. У овом раду дефинисан је коефицијент моћи наоружања, као параметар квалитета ватрене моћи невођеног ракетног наоружања. Помоћу њега је мерена и дефинисана величина снаге ватрене моћи, као површински борбени еквивалент и нови исказ квалитета деловања на циљу. Анализом појединачне ефикасности ваздухопловних борбених платформи, у појединачним или групним тактикама деловања, појам организованог ракетирања из ваздуха сведен је на редно, паралелно и комбиновано дејство. Свођењем масе летелице на ЈУРИШНУ и СЛЕТНУ масу, уведена је нова класификација корисних терета ваздухопловних платформи погодна за директну оцену квалитета непосредне ваздухопловне ватрене подршке. Одговарајућим релативним коефицијентима, као мерама капацитета способности овакве ваздухопловне намене, исказана је технолошка повезаност ваздухоплова са његовим борбеним карактеристикама. За потребе вишецевних ракетних дејства са ваздухоплова и са копна и ради оцене њихових дејстава на површинске циљеве истородном муницијом, уведен је појам јединичне нормиране ракете и нормираног рафала. Различити услови употребе ракета при дејству из ваздуха и са копна, упоређени су и посебним поступком анализе лета и балистике на циљу, сведени на еквиваленте исказе за два аналогна деловања и то: бришући (хоризонтални) лет, који има аналогију у артиљеријским дејствима, такозваним снопом према његовој ширини, и обрушавајући лет који има аналогију у артиљеријском дејству снопом у једну нишанску тачку. За оба поступка деловања формирана је еквивалентна, просторно механичка слика нормираног лета, независно од типа ваздухоплова, коришћена за анализу експерименталних резултата погодака. Експерименталном анализом гађања утврђени су рентабилни критеријуми о димензијама циља ваздухопловства и упоређени са циљевима које користи артиљерија, при дејству невођеним ракетама. Експериментално и теоријски, на бази функција вероватноћа растурањаје, доказано је да однос величина циљева артиљерије и ваздухопловства приближно износи 1:10,8 у корист артиљерије. Допринос у раду представља и нормирање средње потрошње нормиране ракетне муниције, којом се делује н а циљ исте величине и истом ефикасношћу, и чији однос износи око 2,5 у корист артиљерије. Оваквим поступком је утврђено да нормирање артиљеријског модула за једначење рафала са ваздухоплова из једног лансера капацитета 4 до 5 ракета, може да се изврши са најмање 10 а највише 13 ракета истог нормираног калибра од 122 до 128 mm, да би дејства из ваздуха и са копна била упоредива и самерљива. Такође je усвојен појам деградације борбене моћи ваздухопловне платформе, као нови концепт процене умањења ефикасности ватрене моћи сваког узастопног рафала. Овај концепт је експериментално потврђен и моделиран посебном симулацијом. Утврђено је, да је ефекат деградације мањи код боље наоружаних ваздухопловних платформи. Овакви закључци имају техничко-технолошку логику и могу се усвојити као општи исказ умањења хипотетичке ефикасности ваздухопловне подршке употребом различитих летелица. Целина овог истраживања даје основ за даљу анализу цене- ефикасности употребе невођене ракетне муниције дејством из ваздуха или са копна. Рад је први корак у изједначавању критеријума за здружена ваздушно копнена дејства подршке ВБР-ом, као савременог концепта интервидовских ватрених способности, базираних на употреби компатибилних технологија у борбеним применама. The basic purpose of this paper is to form joint criteria for the estimations and measurements of efficiency of air force and army Multi Launch Rocket System (hereafter MLRS) weapon, mounted on the air and field platforms to use in the joint tactical fire support. Paper determines the coefficient of the weapon power as the measure of fire power quality for the unguided rockets. Using this criteria the value of the force of the fire power is also determined, as the surface targets efficiency equivalent of suppressive fire.By the metyhod of the particular air platforms efficiency anaizes, organized in the individual or grouped attack tactics, the MLRS efficiency on the ground targets is considered as unified in the genral form of ,serial, redundant or mixed employed sequences.By the redesigning of flight vehicle mass, on the Assualt and Landing values the new classifications of their payloads , are determined as the more applicable for the estimations of direct fire support quallity measure. Also, new relative coefficients of the air weapon capabilitues distinguish technology performances of air platforms and weaponarry as more precise determined. The norming rocket and norming ripple for the MLRS s is derived as unified ammunition, attack from the air and field platforms, in the aim to measure efficiency employments of surface suppresive fire. The different conditions of rockets employment from the air and field are compared by especial derived method of flight mechanics and terminal ballistics, redesigned on the analoguous attacks as it :horizontal sweeping strike and diveing strike from the air, as equal to the, beam point concentrated, or beam line concentraterd artilery fire. For the both methodologies the equivalemnt figure of space time flight mechanics, is norming, independent of airctraft type, as required for the experimental anaizes of shooting results. By the experimental analises the criteria of optimal surface targets dimensions are determined and calculated, for the both air and field support by rockets riples. Experimental and theoretically based on the probabilities dispersion functions is proved that the ratio betwen air and ground attacing surface targets, has to be about 1 :10.8 in the cost to artillery.Contribution is, also ,norming of the equallty rocket ammunition consumption as 2,5 ratio, in the cost of artilery tоо.The artilery ripple module is determined as the pacckage of 10 (minimum) to the 13 (maximum) rockets, as the equivalence to the air MLRS module of the 4-5 rockets in launching package of the 122 -128 mm calibrated rockets, to ballance same effects of launched fire from the air and ground by the efficiency. As the new concept for the diminshing estimations of air platforms combat power the term degradation is acptepted as the consequence of multi sequent fire ripples . This concept is proved experimentally and by modeling of the software simulation. The effect of degradation is finding as the less for the better weapon capacity air vehicles. These conclusions have technical technology approvals as the general expression for the hypothetically diminishing of efficiency in the air power support by using of different air vehicles. The comprehensive approach of this research gave base for the coast effectives considerations for the using of air and ground action by MLRS .The paper is the first step in the join of the criteria for the estimations of joint air and ground MLRS support as the advanced concept of multi-service fire capabilities based on compatible technologies using in the battle employments.
- Published
- 2015
12. Димитрије Данић : (1862-1932)
- Author
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Сарић, Милоје Р.
- Subjects
mathematics ,Serbian scientists ,biography ,bibliography ,Dimitrije Danić - Abstract
Dimitrije Danić was born on January 21,1862 in Belgrade, and died on March 23,1932. He finished elementary school in Belgrade, secondary school in Zurich; then he completed three semesters at the Polytechnical School at Berlin and seven semesters at the Department of Natural Science and Mathematics of Berlin University, majoring in mathematics. He defended his Ph. D. Conformal Mapping of Elliptic Paraboloid on Plane at. Jena University, in 1885, where he also passed oral part of his doctoral examination. He applied for the post of lecturer of lower mathematical analysis at the Belgrade College for two times, in 1885 and in 1887, but was not accepted as full time professor. Disappointed, he left the Belgrade College and joined the Military Academy where, after only nine months, he was elected full time professor of mathematics, in December 1888. He was teaching at the Military Academy till his retirement. Dimitrije Daniel lectured all the courses in mathematics at the Military Academy, which, according to school curriculum were of the same quality as courses taught at the Belgrade College and later on at the University. In his doctoral dissertation Dimitrije Daniel considered conformal mapping of elliptic paraboloid to plane according to Gauss definition, i.e. the mapping of characteristic inter-sections of elliptic paraboloid for different forms of the function. In his work the author used differential and integral calculus for solving obtained differential equations. He had to solve complex elliptical integrals. His contribution is also in introducing elliptical transformations of variables and in using elliptical functions. He considered their interconnection, and connections with elliptical integrals. In the widest sense of its meaning, he used the theory of complex functions of complex variables. Bearing in mind the time when this work was presented to the public and the level of development of mathematical analysis applied at the Belgrade College, then it could be concluded, without any doubt, that his dissertation represented significant contribution to the development of mathematics here. He wrote eight textbooks and manuals: Formulas and Theorems in Trigonometry (1888); Analytical Geometry on Plane (1893); Lectures on Trigonometry with Theory of Logarithm and Complex Numbers (1889); Foundations of Infinitesimal Calculus — Differential Calculus (1920); Foundations and Theory of Combination and Principles of Probability (1921); Foundations of Infinitesimal Calculus and Integral Calculus (1922); Analytical Geometry of Plane and Space (1922); Formulas and Theorems of Mathematics (1927). All those works consist of over 2.000 textbook pages. Some of the textbooks were a pioneering endeavor, as for example Analytical Geometry of Plane and Analytical Geometry of Space, or Foundations of Theory of Combination and Principles of Probability. At the Military Academy, professor Danić was very strict professor, person of high criterium vis-a-vis his students. Besides his pedagogical work, he was interested in the problems of inner and outer ballistics of various arms and weapons. He was analysing the results of combat marksmanship, fire dispersion and marking of the target. In his analysis he applied his knowledge on Jacob Bernoulli's independent experiments. For his distinguished achievements he was decorated with the Order of St.Sava of IV, III and II class. Биографије и библиографије / Српска академија наука и уметности ; књ. 3. II Одељење, Одбор за проучавање живота и рада научника у Србији и научника српског порекла ; књ. 3
- Published
- 1998
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