Superconducting hts technologies motivate air transport application. Industrial hts motors are designed for constant speed application. These motors will be designed to operate at variable speeds. Calculate the weight of a high temperature superconducting motor assumptions. Superconducting ac homopolar machines for highspeed. Overview of nasa electrified aircraft propulsion research for. Pdf high power density superconducting motor for allelectric. Patten2 1materials science and technology division 2saic background and significance. For a propulsion application the driveend bearing could include the main thrust block. Jan 28, 2014 this is my high school senior design project condensed into a video presentation. Fully superconducting machines provide the high power density required for future electric aircraft propulsion. Pdf high power density superconducting motor for all. The most important parameter that is of utmost interest in superconducting machine is the generation of a very high magnetic field that. The new type of aircraft, currently on the drawing.
Early superconducting machines were generally large syn. Us5479145a superconducting electromagnet for levitation. Aug 07, 2014 a series of lectures on superconductivity. Those technologies cover a broad range of areas, such as propulsion, nanotechnology, robotics, and human health.
Over many decades of research, various superconducting machines have been shown to be technically feasible over a wide range of power ranges, for applications in electricity generation conventional, hydroelectric, and wind turbines and motors for ship and aircraft propulsion and electric vehicles. Article pdf available in ieee transactions on applied superconductivity. Electromagnetic design of superconducting synchronous. Oct 04, 2017 tailcone thruster propulsion tailcone motor thruster concept 150 passenger plane with two turbines and 2. This is an improvement by a factor of about five compared to a conventional motor, even though. Wind turbine industry is considering superconducting. Courtesy of professor bartek glowaki of the university of cambridge, who filmed, directed and edited the videos. The future of electric hybrid aviation machine design. Aug 16, 2019 american institute of aeronautics and astronautics 12700 sunrise valley drive, suite 200 reston, va 201915807 703.
Pdf current high temperature superconducting hts wires exhibit high current densities enabling their use in electrical rotating machinery. One typical application powers electric aircraft propulsion fans with energy generated from onboard generators directly coupled to highspeed gas turbines 8. Development of hightemperature superconducting motor for. High power density superconducting motor for allelectric aircraft. The torque of any motor is the product of the armature current and magnetic flux. The most important parameter that is of utmost interest in superconducting machine is the generation of a very high magnetic field that is not possible in.
Stator design and performance of superconducting motors for. Superconducting maglev propulsion control system youtube. For marine propulsion, a hightorque, lowspeed design is favoured. American institute of aeronautics and astronautics 12700 sunrise valley drive, suite 200 reston, va 201915807 703. One motor is an ac synchronous type using hts coils in the rotor. Assessment of high temperature superconducting hts electric motors for rotorcraft propulsion. The test results showed that the motor has torque of 6 nm and an output of 30 kw, and the prototype vehicle obtains the maximum speed of 80 kmh. Superconducting ac homopolar machines for highspeed applications. As the navy moves to the allelectric warship, superconducting. Tailcone thruster propulsion tailcone motor thruster concept 150 passenger plane with two turbines and 2. It was done over the course of a semester, with a class dedicated to it.
A new liquid hydrogen based superconducting coil test rig. This is the first successful fullpower test of an electric propulsion motor sized for a large navy combatant and, at 36. Radial thickness of superconducting motors is generally large due to rather large air gap. Superconducting turboelectric distributed aircraft propulsion. High power density superconducting motor for allelectric aircraft propulsion. Superconducting generator is designed using the methodology outlined in this paper, and the result is truly remarkable. Modeling and dynamics of hts motors for aircraft electric propulsion. Advanced superconducting motor experimental demonstrator. Superconducting dc motors for marine propulsion marine. Stator design and performance of superconducting motors. The scaling relations for the electrical and hydraulic efficiencies of mhd pumpjets show that overall efficiencies 50% are feasible at speeds of 40 knots and higher provided that magnetic fields. Distributed propulsion fully integrates the propulsion system within an airframe to take exploit the coupling of airframe aerodynamics and propulsion thrust stream by distributing thrust using many propulsors on the airframe. Projections for fully superconducting electric machines greatly exceed those for other motor types.
Jan, 2009 this is the first successful fullpower test of an electric propulsion motor sized for a large navy combatant and, at 36. Superconductor research points towards feasible electric airplanes. The authors firstly investigate the applicability of this type of machine as a generator in small and mediumsized wind turbines, then the applicability as an inwheel hub motor for electric vehicles. High power density superconducting rotating machines. These a losses are difficult to remove at low temperatures and they add an extra burden to the aircraft cooling system. This study examines the potential application and benefits of applying. The motor combines a conductively selfcooled, dc superconducting rotor windings with a slotless stator, allowing the motor to achieve exceptional specific power and efficiency without inheriting the external cooling weight penalty commonly attributed to superconducting machines. Superconducting turbojet 18 june 2007 an allelectric aircraft could soon appear over the horizon thanks to highflying scientific research published today in the institute of physics journal. Building on hightemperature motors designed over the past few years, ailam et al. Superconductor research points towards feasible electric. Superconducting turboelectric distributed aircraft propulsion michael armstrong rollsroyce north american technologies inc cryogenic engineering conference international cryogenic materials conference july 1, 2015 2014 rollsroyce north american technologies, inc. Overview of nasa electrified aircraft propulsion research. Gas turbines are used to power superconducting generators capable of producing large amounts of electrical power which is distributed to array of superconducting motors and propulsive fans via, in this case, a fully superconducting dc distribution network as shown in fig.
You can find useful information on nasas technologies in techport, including descriptions of. Courtesy of professor bartek glowaki of the university of cambridge, who filmed, directed and edited the. Next generation moreelectric aircraft superconductivity news. Electrified aircraft propulsions systems use electrical motors to provide some or all of the thrust for an aircraft.
Development of hightemperature superconducting motor. Nasa is investing in electrified aircraft propulsion eap. Design and performance analysis of superconducting rim. Liquid nitrogencooled hts motors have also been developed for ship. Expectations for superconducting components in aircraft 09 april 2015 12 propulsion power cables key performance indicators. The other motor is a dc homopolar type using stationary lts coils. Magnetohydrodynamic ship propulsion with superconducting. The new aircraft carriers will eventually incorporate this superconducting engine and other technology like electromagnetic launch and railguns and solid. High temperature superconductors for to determine what types. The primary application for the new superconducting coil rig is turboelectric aircraft propulsion systems, however, the rig can be used to test superconductors used in electric stators and rotors, transmission lines, transformers, fault current limiters, magnets, and superconducting energy storage. You can find useful information on nasas technologies in techport, including descriptions of technologies, images, and. Superconducting motors and generators for naval applications. The airbusrollsroycesiemens efan x was a hybrid electric aircraft demonstrator being developed by a partnership of airbus, rollsroyce plc and siemens.
An excitation coil surrounds each pole and is positioned in the gaps on. This is my high school senior design project condensed into a video presentation. Designing an advanced electrical motor for propulsion of. Power mass ratio short term 510 years 1 kgkma mid term 10 to 15 years 0,5 kgkma long term 15 years 0,1 kgkma superconducting electric machines power mass ratio efficiency. Superconducting infinitely small direct conduction loss leads to much higher specific power and greatly enhances feasibility for larger aircraft dist. Superconducting technology will be employed in a variety of motor designs. For high power applications required in transport category aircraft high temperature superconducting hts motors seem to be a key technology for which. Fully superconducting machine for electric aircraft. Nasa investments in electric propulsion technologies for. A superconducting electromagnet for levitation and propulsion of a maglev vehicle running against a rail has a magnetic core having a number of salient poles extending from a surface thereof, thereby forming gaps between adjacent ones of the poles, and facing and in operative proximity with the rail. Superconductivity physics and potential applications in.
Electromagnetic design of superconducting synchronous motors for electric aircraft propulsion article in ieee transactions on applied superconductivity 284. All superconducting motors may be lighter by a factor of 3. In a superconducting motor the use of a pair of slip rings for each armature conductor permits a high armature current together with a high flux output, thus giving high torque. Aircraft propulsion systems can benefit from electric hts machines in two. Nasas technology portfolio management system techport is a single, comprehensive resource for locating detailed information about nasafunded technologies. High power density superconducting motor for allelectric aircraft propulsion abstract. High power density superconducting motor for allelectric. Announced on 28 november 2017, it followed previous electric flight demonstrators towards sustainable transport for the european commissions flightpath 2050 vision. Design and performance analysis of superconducting rimdriven.
Propulsion motor concepts for airplanes aiaa propulsion. Superconducting distributed propulsion many small engines. Index termsaircraft design, allelectric aircraft, electric propulsion, superconducting motor. Jun 19, 2007 superconductor research points towards feasible electric airplanes. However, superconducting windings generate a losses in a electrical machine environments. Jun, 2005 high power density superconducting motor for allelectric aircraft propulsion abstract. An allelectric aircraft could soon appear over the horizon. Superconducting electric machines are electromechanical systems that rely on the use of one or more superconducting elements. Assessment of high temperature superconducting hts. Modeling and dynamics of hts motors for aircraft electric. Jay doernhach cn it cd tech rio log ies co rporu t ion prott cg i. Reduce fuel use and emissions of biggest aircraft segment key technologies. Industrial motors outweigh turbine engines by factor of 5 to 10. Both motors should be delivered toward the end of 2003.
The navy currently has contracts to build two subscale. Focus on superconducting rotating machines superconductor. Electromagnetic design of superconducting synchronous motors. High power density superconducting motor for allelectric aircraft propulsion article pdf available in ieee transactions on applied superconductivity 152. A second application is machines which act as both motor and generator integrated with highspeed. Nasa conducts and funds research to advance the state of the art in aeronautics, including improvements in aircraft design leading to enhanced performance in areas such as noise, emissions, and safety. High temperature superconducting hts motors and generators will enable extended range, highefficiency, highpowerdensity naval propulsion, and compact generators for weapons and ship systems.
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