The idea dates back to the 1st century ad when hero of alexandria built an engine called an aeolipile. This is the jet engine part which actually produces the thrust. In addition, rockets boost earth satellites into orbit. Jet aircraft propulsion nptel online videos, courses iit video. It is most effective when the reynolds number is highthat is, the object being propelled is relatively large and passing through a lowviscosity medium. Materials for gas turbines factors influencing selection of materials. This introductory 2005 text on airbreathing jet propulsion focuses on the basic operating principles of jet engines and gas turbines. Nptel video course aerospace engineering jet aircraft propulsion. Pradeep, department of aerospace engineering, iit bombay. Requirements for high temperature materials some typical materials. The proposed course even though is introductory but effort will be made to expose. Jet propulsion jet propulsion is thrust produced by passing a jet of matter typically air or water in the opposite direction to the direction of motion.
Nptel provides elearning through online web and video courses various streams. Introduction to aircraft jet propulsion by by prof. Jet aircraft propulsion online course video lectures by iit. This book intends to provide an introduction to jet propulsion at the undergraduate level. Space flight mechanics aero e 309 by nptel on iit kharagpur. The proposed course even though is introductory but effort will be made to expose to the. Rocket propulsion nptel online videos, courses iit video. I atmospheric jet engines rockets use atmospheric air use own oxidizer i 1 1t1 r i. May 01, 2000 in both selfcontained rocket motors and airbreathing jet propulsion power units, the thrust that can be generated is proportional to the mass of material ejected from the unit in a given time.
The following year, the laboratory got to work on an 8footlong rocket called the private a. Find materials for this course in the pages linked along the left. By conservation of momentum, the moving body is propelled in the opposite direction to the jet. We believe that strong collaborative relationships with the academic community provide accelerated innovation for nasas missions as well as the discovery of new science and technology opportunities for the future. All jet engines in current use are axial flow engines, meaning that the compression phase is done axially parallel to the axis of the engine as the air flows through the compressor.
Jet propulsion revolutionized the science of flight by dramatically increasing possible speeds and altitudes, hence enabling space exploration. Isentropic flow through a passage of varying cross section. Previous coursework in fluid mechanics and thermodynamics is elucidated and applied to help the student understand and predict the characteristics of engine components and various types of engines and power gas turbines. Jet airliners fly higher, faster, and farther than ever before.
Nptel online videos, courses iit video lectures well organized. On airplanes, thrust is usually generated through some application of newtons third. Subsonic ramjets are used in target weapons, in conjunction with turbojets or rockets for getting the starting torque. Jet aircraft propulsion nptel online videos, courses. The advanced course on space flight mechanics gets specialized in the sub streams of space flight mechanics.
Aerospace engineering jet and rocket propulsion nptel. When the air moves through the compressor, which is a series of fans, it is compressed or squeezed. Since 20, through an online portal, 4, 8, or 12week online. Jet aircraft propulsion online course video lectures by. He mounted a hollow metal globe with projecting tubes between two pipes so it. Gas dynamics and jet propulsion question bank pdf download. The researchers decided that their next project required a promotion, calling it the corporal. Jet propulsion is the driving forward of a body by means of a jet of gas or fluid. Jet propulsion grades 5 8 objective to build a model to demonstrate how thrust is created in a jet engine. Sep 23, 20 jet propulsion jet propulsion is thrust produced by passing a jet of matter typically air or water in the opposite direction to the direction of motion. Jet engines, like rocket engines, use the reaction principle in that they accelerate a mass in one direction and, from newtons third law of motion, experience thru. Due to its high thrust at high operational speed, it is widely used in high speed aircrafts and missiles. Nptel video lectures, iit video lectures online, nptel youtube.
Nptel syllabus jet aircraft propulsion video course course outline introduction to aircraft jet propulsion. The main object of this book is the presentation of the basic theory of jet propulsion and the thermodynamics of the gasturbine and rocket types of engine. As an introductory guide to design, and an indication of why modern engines are how they are, this book deserves to be used wherever aircraft propulsion is taught. Space flight mechanics free aerospace engineering online course on nptel by iit kharagpur manoranjan sinha the space flight mechanics is the first course in graduate and undergraduate courses. After moving through the compressor, the air enters the combustion chamber. Jet propulsion system 1 2 3 page 2 repair manual 3 removing the jet pump from the vehicle tightening torque. Jet propulsion is the propulsion of an object in one direction, produced by ejecting a jet of fluid in the opposite direction. The 895 video courses includes the new 1 nptel online courses noc. Bhaskar roy from the indian institute of technology at bombay jet engine cycles. Nptel video lectures, iit video lectures online, nptel youtube lectures, free video lectures, nptel online courses, youtube iit videos nptel courses.
Like a good jet engine, it has the potential for future development and updating in new versions and should enjoy a long and useful life. American institute of aeronautics and astronautics 12700 sunrise valley drive, suite 200 reston, va 201915807 703. A jet engine is an airbreathing internal combustion engine often used to propel highspeed aircraft. Fundamentals of jet propulsion with applications by ronald. Rocket propulsion nptel online videos, courses iit. Aerospace propulsion i notes pdf ap i notes pdf unit5. A jet engines compressor turns like the blades of a fan.
Drive along with nasas opportunity mars rover and hear the voices of scientists and engineers behind the mission. Jet and rocket propulsion online course video lectures by iit. Basic operation of a jet engine the basic operation of a jet engine is. One notable line of research of pulsejet engines includes the pulse detonation engine which involves repeated detonations in the engine, and which can potentially give high compression and good efficiency. Taken on may 22, 2003, this image from nasas mars global surveyor is. This book covers the latest syllabus prescribed by anna university, chennai for mechanical, mechatronics, aeronautical, automobile students of all engineering colleges. A whitehot flame shoots out from a j2x engine gas generator during a test at nasas marshall space flight center.
Operations of nozzles under varying pressure ratios converging. For a vehicle in steady, level flight, the thrust force is equal to the drag force, and lift is equal to weight. This broad definition of jet engines includes turbojets, turbofans, rockets, ramjets, pulse jets. Aerospace engineering jet aircraft propulsion nptel. In this lecture we will make the connections between aircraft performance and propulsion system performance. Principles of jet propulsion and gas turbines nature. A propulsion system is a machine that produces thrust to push an object forward. The two main catagories of jet propulsion systems are the atmospheric jet propulsion engines l. Jet aircraft propulsion nptel online videos, courses iit. Propulsion means to push forward or drive an object forward. Introduction to aircraft jet propulsion cosmolearning. This course deals with the gas power cycles for aircraft propulsion. In the combustion chamber jet fuel is ignited by the igniters. Pdf me6604 gas dynamics and jet propulsion gdjp books.
Dec 21, 2017 me6604 gas dynamics and jet propulsion 4. The resulting gas spins a turbine, the turbine powers the compressor. Fundamentals of jet propulsion with applications is an introductory text in airbreathing jet propulsion including ramjets, turbojets, turbofans, and propjets. Introduction to propulsion systems aeronautics and. Kushari,department of aerospace engineering,iit kanpur. Jet propulsion wikibooks, open books for an open world. Jet propulsion is produced by some reaction engines or animals when thrust is generated by a fast moving jet of fluid in accordance with newtons laws of motion. Fundamentals of jet propulsion with applications thisintroductorytextonairbreathingjetpropulsionfocusesonthebasicoperating principles of jet engines and gas turbines. Kerrebrock and subsequently adapted by manuel martinezsanchez. Babu,department of mechanical engineering,iit madras.
Gas turbine and jet propulsion linkedin slideshare. Jet and rocket propulsion 32 gb usb stick media storage type. Jet engine from wikipedia, the free encyclopedia a jet engine is a reaction engine that discharges a fast moving jet to generate thrust by jet propulsion and in accordance with newtons laws of motion. Jet aircraft propulsion aero e 411 by nptel on iit bombay. Mod01 lec02 how the aircraft jet engines make thrust. The price of a new aircraft is a complex issue, depending on the level of fittings inside the. The curl of v is given by nptel reference a z2i 3yk b z2 j 3yk c z2i 3yj d z2i 3yk.
Jet aircraft propulsion free aerospace engineering online course on nptel by iit bombay a m pradeep bhaskar roy intro to aircraft jet propulsion. By newtons third law, the moving body is propelled in the opposite direction to the jet. The way a jet engine operates is similar to the way an. This section includes select lecture notes for the course excluding lessons on aircraft propulsion and jet engine rotordynamics. Assess the jet propulsion work sheet that describes the function of each part of the jet engine. Blade cooling recent developments and typical applications. The livestreamed show, featuring mission members and nasa leadership, will air on jan. Senthil we are pleased to bring out our fully revised new edition of gas dynamics and jet propulsion book for engineering and technology studies. Therefore different types of aircraft engines, their parts and. Conservation of mass, momentum and energy equations for one dimensional steady state compressible fluid flow. Jet engines, like rocket engines, use the reaction principle in that they accelerate a mass in one direction and, from newtons third law of motion.
Gas dynamics and jet propulsion nov,dec2015, nov,dec2014, may2014 r2008,gas dynamics and jet propulsionr2008,2010,gas dynamics and jet propulsion nov,dec20,gas dynamics and jet propulsion may2012,gas dynamics and jet propulsion nov,dec2012,gas dynamics and jet propulsion ap,may2010,gas dynamics and jet propulsion may2006. The energy source is the combustion of a fuel carried onboard with oxygen in the air, but it might also be solar power or nuclear power. Jet propulsion cycles introduction, ramjet, pulse jet, turbo prop turbojet, turbofan engines, scramjet. Jet and rocket propulsion online course video lectures by. Although most uses of jet propulsion have been for flight, it can also be applied to hydraulic jet propulsion for small, highspeed boats and pleasure craft. A number of animals, including cephalopods, sea hares, arthropods, and fish have convergently. Jet propulsion engines are classified basically as to their method of operation as shown in fig. This was testflown in december 1944, achieving a range of 11 miles. Reaction engines operating on the principle of jet propulsion include the jet engine used for aircraft propulsion, the pumpjet used for marine propulsion, and the rocket engine. Find materials for this course in the pages linked along the. Sonic velocity, mach number, mach cone, mach angle. Fundamentals of jet propulsion with applications by ronald d. Rocket performance,thrust and specific impulse for rockets. Nptel aerospace engineering jet aircraft propulsion.
A vector function is defined in this coordinate system as v 3xi 3xyj yz2k, where i, j and k are the unit vectors along x, yand zaxes, respectively. Science standards science as inquiry physical science position and motion of objects unifying concepts and processes evidence, models, and explanation science process skills observing. Jet nozzle the jet nozzle is the exhaust duct of the jet engine. Taking advantage of moving within a fluid, aircraft propulsion is achieved by airbreathing engines, i. Assessment activities conduct a class discussion where students share their findings about how a jet engine works. Download link is provided and students can download the anna university me6604 gas dynamics and jet propulsion gdjp syllabus question bank lecture notes syllabus part a 2 marks with answers part b 16 marks question bank with answer, all the materials are listed below for the students to make use of it and score good maximum marks with our study materials.