نتایج جستجو برای: Ballistic Missiles

تعداد نتایج: 7078  

Journal: :علوم و فناوری فضایی 0
r zardashti m bagherian

in this paper a new guidance technique for ballistic missiles and launch vehicles is proposed. generally the lambert guidance is used to generate missile nominal (correlated) parameters through powered flight to put it in a ballistic flight path. because of uncertainties and undesired factors, the nominal position and velocity obtained by lambert technique need to be followed in actual flight. ...

Journal: :روش های عددی در مهندسی (استقلال) 0
محمدعلی معصوم نیا m. a. massoumnia قاسم علیزاده و حمیدرضا مؤمنی gh alizadeh and h. r. momeni

in this paper, a new guidance method for surface to surface ballistic missiles without mandatory engine cut-off will be presented. the complexity of solid fuel engine cut-off demands a comprehensive method for guiding these missiles. in the method presented in this paper, a certain guidance law is applied such that by transmitting appropriate commands to the control system, by changing the miss...

Alizadeh and H. R. Momeni, Gh, M. A. Massoumnia,

In this paper, a new guidance method for surface to surface ballistic missiles without mandatory engine cut-off will be presented. The complexity of solid fuel engine cut-off demands a comprehensive method for guiding these missiles. In the method presented in this paper, a certain guidance law is applied such that by transmitting appropriate commands to the control system, by changing the miss...

1999
James Clay Moltz

Dr. James Clay Moltz is Assistant Director and Research Professor at the Center for Nonproliferation Studies of the Monterey Institute of International Studies. He has published widely on Russian Far Eastern and East Asian security issues. The rise of theater ballistic missile capabilities in East Asia—particularly in China and North Korea—has raised fears among the United States, South Korea, ...

Alizadeh and H. R. Momeni, Gh, M. A. Massoumnia,

In this paper, a new guidance method for surface to surface ballistic missiles without mandatory engine cut-off will be presented. The complexity of solid fuel engine cut-off demands a comprehensive method for guiding these missiles. In the method presented in this paper, a certain guidance law is applied such that by transmitting appropriate commands to the control system, by changing the miss...

1999
Harald Müller

Dr. Harald Müller is Director of the Peace Research Institute in Frankfurt. An earlier draft of this paper was prepared for the Aspen Strategy Group Workshop on the “Challenges of Nuclear and Biological Weapons Proliferation,” Aspen, Colorado, August 10-15, 1996. All nuclear weapons programs that concern us today date back to the time of the East-West conflict. The same applies to chemical and ...

M Bagherian, R Zardashti

In this paper a new guidance technique for ballistic missiles and launch vehicles is proposed. Generally the Lambert guidance is used to generate missile nominal (correlated) parameters through powered flight to put it in a ballistic flight path. Because of uncertainties and undesired factors, the nominal position and velocity obtained by Lambert technique need to be followed in actual flight. ...

2015
K David Solomon Raj

Tracking a ballistic missile in its reentry phase is one of the missile defence challenges as these reentry vehicles penetrate with large aerodynamic loads and sudden decelerations from exoatmospheric to endoatmospheric phase. With the advent of anti-ballistic missiles, the main goal of missile defence systems is to track the reentry vehicle to locate them precisely for allowing midair altitude...

Journal: :British medical journal 1981
J A Loraine

Nuclear proliferation, because of its ability to threaten human survival, is fast coming to overshadow all other global issues.1-7 When the renowned explorer Jacques-Yves Cousteau addressed the UN General Assembly in 1976 he observed that atomic power had "reshaped what we may fear, what we may dream, how we live and how we may die." He was emphasising as many before him had done that since Aug...

2003
Dean A. Wilkening

Boost-phase ballistic missile defense is alluring because rocket boosters are easy to detect and track, they are relatively vulnerable due to the large axial loads on a missile under powered flight, the entire payload (single or multiple warheads and midcourse penetration aids) may be destroyed in a single shot, and countermeasures to defeat boostphase defense are more difficult to devise than ...

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