Fundamentals of electric propulsion pdf merge

Electric propulsion technologies generate thrust via electrical energy that may be derived either from a solar source, such as solar photovoltaic arrays, which convert solar radiation to electrical power, or from a nuclear source, such as a spacebased fission drive, which splits atomic nuclei to release large amounts of energy. Progress in astronautics and aeronautics, volume 9. Kuo pennsylvania state university university park, pennsylvania volume 218 progress in astronautics and aeronautics frank k. Since joining jpl in 2003, he has worked on the development of highefficiency ion thrusters. Potential advantages over conventional propulsion, where peak and cruise powers are significantly different. Note that targeting and design using electric propulsion is identical to chemical propulsion and we refer you to the tutorial named target finite burn to raise apogee for targeting configuration. Jahn and others published electric propulsion find, read and cite all. Electric propulsion was first envisioned 100 years ago, and throughout most of the 20th century was considered the technology of the future for spacecraft propulsion. Electrical plants and electric propulsion on ships. Throughout most of the twentieth century, electric propulsion was considered the technology of the future.

This important new book explains the fundamentals of electric propulsion for spacecraft and describes in detail the physics and characteristics of the two major electric thrusters in use today, ion and hall thrusters. The theoretical basis of all classical propulsion systems is the reaction principle published by newton in his principia mathematica in the summer of 1687. In comparison, an electric vehicle ev uses an electric motor for propulsion. Hybrid electric propulsion breakout summary from nasa aeropropulsion control technology roadmap development workshop august 1819, 2016, cleveland, ohio george kopasakis. Fundamentals of electric propulsion ion and hall thrusters dan m. Kerrebrock and subsequently adapted by manuel martinezsanchez. Increased fuel efficiency reduced noise higher peak power parallel redundancy use electric propulsion enhancements to address some of the drawbacks in fuelburning engines. This book is intended for undergraduate and first year post graduate students in the disciplines of mechanical and aerospace engineering.

Fundamentals of jet propulsion ppt linkedin slideshare. An overview of electric propulsion activities at nasa john w. Fundamentals of jet propulsion with applications by ronald. As mentioned above, the basic principle of electric propulsion is to apply. In the first place, electric propulsion is a fuelefficient propulsion solution when the hotel load is a significant fraction of the propulsion power requirement and the operating profile is diverse, because the generator power can be used for both propulsion, through the electric motors, and auxiliary systems. The 4,000 square foot infrastructure of the lab includes the largest diffusionpumped vacuum facility at any university in the nation and it addresses. Aae 439 ch8 2 overview at the beginning of last century, goddard experimented with electric gas discharge tubes recognizing basic concepts for electric propulsion.

Fundamentals of electric propulsion download ebook pdf. This tutorial focuses only on configuration and modelling using electric propulsion. Pisacane as part of requirements for 744 space systems i course at jhu, whiting school of engineering. In this tutorial, we will use gmat to perform a finite burn for a spacecraft using an electric propulsion system. Oleson national aeronautics and space administration glenn research center cleveland, ohio 445 abstract this paper provides an overview of nasas activities in the area of electric propulsion with an emphasis on project. This paper discusses the fundamentals of propulsion for bicycle and electric propulsion system using bldc motor powered from liion. Variable specific impulse magnetoplasma rocket vsimr electric ion propulsion eit asteroid deflection tool. Advanced nuclear electric propulsion nep coulomb force vs.

The most famous spaceships in the sf literature are powered by electricpropulsion engines, like the discovery in the film 2001. Fundamentals of jet propulsion with applications is an introductory text in airbreathing jet propulsion including ramjets, turbojets, turbofans, and propjets. Thrust rocket thrust can be explained using newtons 2nd rdand 3 laws of motion. Furthermore, the acceleration of the propellant particles is not powered by the energy stored in the propellant, but rather by an external power source. See all 2 formats and editions hide other formats and editions. Fundamentals of electric propulsion ion and hall thrusters. The idea of electric propulsion has grabbed attention from customers due to their better performance, efficiency and its undependability on petroleum resources or fossil fuels. Also, scientists and engineers working in the areas of aerospace propulsion and gas dynamics should find this book to be a valuable addition to their collection of books on the subject matter.

New branch point of contact for hybridelectric control research is. Propulsion system design and sizing of an electric vehicle. The fundamental thermal limitations on attainable exhaust. All electric vehicles use a battery that powers the motor and must be plugged in to charge. Mechanical and electrical concepts merge in chapters 9 and 10. The authors provide an introduction to plasma physics in order to allow readers to understand the. An overview of electric propulsion activities at nasa. A space propulsion specialist should be conversant with the requirements imposed by the overall mission goals orbit dynamics, mass and power. Modeling and simulation of bldc motor based propulsion. Vehicle system control fundamentals are also addressed in these two chapters. The highpower electric propulsion lab hpepl brings together resources to explore highpower plasma propulsion and plasma physics at conditions representative of the onorbit space environment. In rocket propulsion, a mass of propellant m is accelerated via the. Design and control of hybrid power and propulsion systems.

Integrated electric propulsion iep or full electric propulsion fep or integrated full electric propulsion ifep is an arrangement of marine propulsion systems such that gas turbines or diesel generators or both generate threephase electricity which is then used to power electric motors turning either propellers or waterjet impellors. Electric propulsion is not a new concept, having been studied in parallel with chemical propulsion for many years, and sciencefiction writers have always been fascinated by it. Propulsion in general is a discipline that requires both, mastery of fundamentals and integration skills. This important new book explains the fundamentals of electric propulsion for spacecraft and. For micro and nano satellite applications, plasma thrusters should not only be miniaturized in mass and volume, but also capable of operating efficiently at very low power levels of a. Electric propulsion provides a significantly higher specific impulse that allows mass reduction for spacecraft when used in lieu of chemical propulsion. This important new book explains the fundamentals of electric propulsion for spacecraft and describes in detail the physics and characteristics of the two major electric thrusters in use today, ion and hall. Chiaverini orbital technologies corporation orbitec madison, wisconsin kenneth k. Advanced propulsion systems beyond rocket science, an. Future trends of electrical propulsion and implications to. Electric thrusters use the same principles as chemical rockets to propel spacecraft, however the ejected mass consists basically of charged particles. Draft 61500 the four phases of the project this electrodynamic propulsion design challenge moves through four distinct phases, in about twelve sessions assuming that each session is a 45minute period. The four phases are outlined below and are roughly correlated to. This site is like a library, use search box in the widget to get ebook that you want.

Drivetrain components, including the transmission for electric vehicles, are presented in. Recent research has indicated that the permanent magnet synchronous motor and brushless dc motor bldc can compete with induction motor for electric vehicle propulsion 6. Nuclear electric propulsion is expected to open new doors in deep space. With literally hundreds of electric thrusters now operating in orbit on communica tions satellites, and ion and hall thrusters both having been successfully used for. Lu, editorinchief university of texas at arlington. It is a modification of the combined dieselelectric. Click download or read online button to get fundamentals of electric propulsion book now. There is, however, a fundamental limitation which results from combining the. Electric machines, power electronics, electric propulsion system for ships. Fundamentals of jet propulsion with applications ronald d.

Electrical plants and electric propulsion on ships paperback october 8, 20 by marco giuffrida author 5. The conference focuses on the existing problems in electric propulsion and their possible solutions. Engineering engineering aerospace engineering fundamentals of jet propulsion with applications. It was the answer to astronomer edmond halleys question as to the nature of force that causes the movement and orbit of planets around the sun. In addition, there process control modeling design simulation pdf is a supply of trained engineers and the education. Since the 1950s, electric propulsion has a well established research history in government, academia, and industry us.

Ion and hall thrusters march 2008 the research described in this publication was carried out at the jet propulsion laboratory, california institute of technology, under a contract with the national aeronautics and space administration. Electric propulsion and plasma dynamics laboratory princeton. Reference herein to any specific commercial product, process, or service. Eventually, the simulation results for rotor speed, rotor and stator current responses and time response of. Electric propulsion systems for ships topics yoshifumi ajioka kiyoshi ohno increasing use of electric propulsion systems on ships as is the case with general automobiles that are driven on land, the main type of engine used on ships is the internal combustion engine motors such as diesel engines and gas turbines. Department of aeronautics and astronautics school of. Electric propulsion development covers the proceedings of the second electric propulsion conference of the american rocker society, held in berkeley, california on march 1416, 1962. I fundamentals of hybrid rocket \ combustion and propulsion edited by martin j. Spacecraft powered by typical electric propulsion systems may eject propellant at up to 20 times the speed of conventional chemical systems, delivering a much higher specific impulse, or the amount of thrust obtained for the weight of fuel burned. Combining these two equations with the momentum equation dotted with vs gives.

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