The guidance system within the missile must interpret the information contained in the radar beam, and then formulate its own steering commands. If variation is considered to be a significant factor, it too may be corrected by the gea. Early devices included incendiary missiles and fire lances by the greeks as early as. This book covers not just new methods nor is it merely a compilation of older methods, although it includes both. A guidance system is a virtual or physical device, or a group of devices implementing a guidance process used for controlling the movement of a ship, aircraft, missile, rocket, satellite, or any other moving object. These guidance technologies can generally be divided up into a number of categories, with the broadest categories being. The gps system uses the militarys network of gps satellites and an onboard gps receiver to detect its position with very high accuracy. A cruise missile is an unmanned selfpropelled till the time of impact guided vehicle that sustains flight through aerodynamic lift for most of its flight path and whose primary mission is to place an. In this study, the dynamic modeling, guidance, and control of a missile with two relatively rotating parts are dealt with. Guidance is inertial with some aerodynamic controls using fins. Guidance is the process of calculating the changes in position, velocity, attitude, andor rotation rates of a moving object required to follow a certain trajectory andor attitude. The tercom system is responsible for a cruise missile s ability to hug the ground during flight. Capable of carrying either a nuclear or a conventional warhead, the cruise missile was designed to have a very low radar cross section and to hug the ground while traveling at a relatively slow speed to its target.
The atran system employed a terrainmatching radar guidance system in which the return from a radar scanning antenna was matched with serial frames of 35mm terrain maps carried on board the missile. Though originally inspired by military applications, the advent of missile guidance and control systems has led to applications in a variety of fields in robotics, industrial process control, and in commercial transportation networks such as global positioning system technology. Cruise missile and ballistic missile defense 21 weapons before the cruise missile attack ends, it must decide if it has a real problem and work to switch roles covered separately below. In this study, the generic imperfect dynamic models of airtosurface missiles are given in addition to the related simple guidance law. Integrated design of agile missile guidance and autopilot. The pentagons newest antiship missile uses technology from the b2 stealth bomber to home in on and sink enemy ships. Chapter three cruise missile and ballistic missile defense. This system also has two variants, namely altitude pursuit ap and velocity pursuit vp. The ace3 advanced missile guidance framework provides a setup of configuration settings, functions and an execution framework for mod makers to integrate with the missile guidance and targeting mechanisms of ace3. A missile guidance system has five failsafe components. In the midcourse phase, a missile is guided by the ins updated by one or more of the following systems.
Moreover, an attempt has been made to give each subject proper emphasis, while at the same time special effort has been put forth to obtain simplicity, both from the logical and pedagogical standpoint. Explore adaptive missile guidance using gps with free download of seminar report and ppt in pdf and doc format. The ballistic and cruise missile threat continues to increase with the proliferation of missile technology. Qguidance is a method of missile guidance used in some u. Book of proverbs armed with bows, using both the right hand and the left in hurling stones and shooting arrows with the bow. History the concept of missile guidance originated at least as early as world war i,with the idea of remotely guiding an airplane bomb onto a target. In order to design a guidance and control law of missile, which kinds of measurements are available is important. The igs is a standard accelerationbased system that can roughly keep track of where the missile is located based on the accelerations it detects in the missiles motion click here for a good introduction. A missile guidance system can be shown in the form of a control loop.
This book offers a comprehensive and uptodate account of the technology behind tactical and strategic missiles. Missile guidance refers to a variety of methods of guiding a missile or a guided bomb to its intended target. Explore cruise missile technology with free download of seminar report and ppt in pdf and doc format. This paper presents a preliminary research effort on the integrated design of missile guidance and autopilot system. Missile guidance systems have evolved at a great rate over the past decades. A cruise missile is a guided missile that uses a lifting wing and a jet propulsion system to allow sustained flight. The first practical inertial guidance system was developed for the v2 rocket. Missiles are generally classified on the basis of their type, launch mode, range, propulsion, warhead and guidance systems.
In ap, the axis of the missile is kept pointing towards the target, whereas in vp, the velocity vector of the missile is kept pointing at the target. By arvind srivastava mechanical engineering national institute of technology warangal 2. These commands operate to keep the missile as nearly as possible in the center of the beam. The realworld system of interest comprises several key interacting elements. Tercom uses an onboard 3d database of the terrain the missile will be flying over. Cruise missiles are, in essence, unmanned aircraft and they are generally designed to carry a large conventional or nuclear warhead many hundreds of miles with excellent accuracy. The missile can thus be said to ride the beam to its target. Cruise missile technology seminar report, ppt, pdf for. Modern cruise missiles are capable of travelling at supersonic or high subsonic speeds, are selfnavigating, and are. Highfidelity realtime antiship cruise missile modeling. Mmp is the latest fifth generation land combat missile system designed for dismounted infantry as well as for integration on combat vehicles.
Finally, the entire guidance and control system is built by integrating all the models mentioned above. Halcombe laning and richard battin at the mit instrumentation lab qguidance is used for missiles whose trajectory consists of a relatively short boost phase or powered phase during which the missile s propulsion system operates, followed by a. It argues that while cruise missiles are hardly new, technological developments are making them increasingly lethal. Multiple targets 407 introduction and background 407 development of a linear model 407 single time.
Cruise missiles are designed to deliver a large warhead over long distances with high precision. To date there have been a total of 4 variations in the missile guidance system that has been used for the minuteman missile. The propulsion systems range from pulse jets, to turbojets, to solid propellants, rocket propulsion, and ramjets. Cruise missile, type of lowflying strategic guided missile. It can also attempt to maneuver to make it easier to defend itself and the ballistic missile defense ship. Guidance, the us tomahawk and alcmb navigate using an inertial guidance system assisted by a terrain contour matching tercom system, 11 this allows thema to achieve a virtually rangeindependent accuracy of 6080 meters or less, comparable to or better than any other strategic weapon. Minimum guidance system time constant 397 missile turning rate time constant 397 checking minimum guidance system time constant constraints 399 miss due to noise for aircraft and ballistic targets 403 summary 405 references 405 chapter 20. A cruise missile is a guided missile used against terrestrial targets, that remains in the atmosphere and flies the major portion of its flight path at approximately constant speed.
Basically, a normal missile has accelerometers and rate gyros sensors to measure the own motion. This is a response to meet the need for improving t he accuracy of interceptors and extend their kill envelope. Missile guidance system definition of missile guidance. Also explore the seminar topics paper on cruise missile technology with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year mechanical engineering me or production automobile students for the year 2019 2020. Homing missile guidance law with imperfect measurements. It is difficult to find analytic guidance law expressions for such general nonlinear systems. This was the system used to guide a rocket or missile before gps systems. Guidance systems improve missile accuracy by improving its probability of. Basically any object thrown at a target with the aim of hitting it is a missile. Past trend in the missile industry has been to design each subsystem using separate engineering teams and then to integrate them. The recent breakthrough technologies ensure that smart warheads will have increasing role to maintain military superiority. A cruise missile is any unmanned aerial propulsion system capable of carrying an explosive warhead over long distances and hitting a target with high precision. Name typesystem length m diameter m payload kg range km accuracy cep m propulsion guidance status agm158b jassmer5 alcm, lacm 4. Nasa images solar system collection ames research center.
It also provides the mod makers to create their own custom guidance methods within the framework. Written by an expert with more than 30 years of experience, modern missile guidance contains new analytical results, obtained by the author, that can be used for analysis and design of missile guidance and control systems. Over 20 countries have ballistic missile systems, and missiles likely will be a threat in future conflicts involving us forces. Guidance systems improve missile accuracy by improving its probability of guidance pg. The main missile guidance concerns are mostly dependent when the missile receives its commands to move a certain path to reach the target. In world war ii guided missiles were first developed, as part of the germanvweapons program introduction missile guidance refers to a variety of methods of guiding a missile or a guided bomb to its intended target. In the event that the position that it is in is not the position that it wasnt, the system has acquired a variation, the variation being the difference between where the missile is, and where it wasnt.
With 9 companies, this industry employs approximately 2,502 people in the united states. Adaptive missile guidance using gps seminar report, ppt. Kinematics, dynamics and control there are three things which are too wonderful for me, the way of an eagle in the air, the way of a serpent on a rock, the way of a ship in the midst of the sea. The tercom system sees the terrain it is flying over using its radar system and matches this to the 3. Integrated guidance and control igc design is an emerging trend in the missile technology. Inertial navigation for guided missile systems applied physics. Current and past practices in industry have been to design guidance, control, and. The text studies trajectories, zones of interception, the required manoeuvre effort, time of flight, launch envelopes, and stability of the guidance process. A system which evaluates flight information, correlates it with target data, determines the desired flight path of a missile, and communicates the. Launcher system target surveillance, and tracking radars system command, control, communications and intelligence c3i system missile replenishment system power supply system survey vehicle radar repair and vehicle repair vehicle fuel and oxidiser. Starting with the minuteman i, the ns10q missile guidance system was installed with each missile, which relied upon the autonetics d17b computer as a part of its guidance system. The most common method is to use some form of radiation, such as infrared, lasers or radio waves, to guide the missile onto its target. These missiles are designed to be launched from various naval vehicles such as frigates or submarines and strike deeply in the enemy territory. Integrated guidance and control of missiles with q d method.
The v2 rocket used rudimentary inertial guidance to hit its target. A system may comprise of many of the following systems most often vehicleborne, mobile. Modern homing missile guidance theory and techniques jhu apl. Ballistic missile defense guidance and control issues. The missile s target accuracy is a critical factor for its effectiveness. Missile guidance systems and equipment industry in the u. Introduction the missile technology control regime mtcr. Missile guidance missile inertial navigation system. A military rocket that can be directed to change its path ballistic missile a. Although the missile designer would like there to be zero miss distance, other factors may cause a miss disfigure 2.