Results 111 to 120 of about 3,140 (217)
JEMMME (Journal of Energy, Mechanical, Material, and Manufacturing Engineering)Electric vehicles have advantages such as reduced maintenance and fuel costs compared to internal combustion engines. However, their limited driving range still hinders their widespread adoption compared to internal combustion engines.
Mbanwei Divine Kobbi +2 more
doaj +1 more source
IET Electric Power ApplicationsTo the challenges posed by the complex structure and low reliability of existing hydraulic actuators used for more electric aircraft landing gear, this paper proposes an optimised design method for an electric actuator based on the principles of tubular ...
Wenlong Li +3 more
doaj +1 more source
Development and Testing of an Axial Halbach Magnetic Bearing [PDF]
The NASA Glenn Research Center has developed and tested a revolutionary Axial Halbach Magnetic Bearing. The objective of this work is to develop a viable non-contact magnetic thrust bearing utilizing Halbach arrays for all-electric flight, and many other
Eichenberg, Dennis J. +2 more
core +1 more source
Development and Testing of a Radial Halbach Magnetic Bearing [PDF]
The NASA John H. Glenn Research Center has developed and tested a revolutionary Radial Halbach Magnetic Bearing. The objective of this work is to develop a viable non-contact magnetic bearing utilizing Halbach arrays for all-electric flight, and many ...
Eichenberg, Dennis J. +2 more
core +1 more source
Lessons Learned in Fabrication of a High-Specific-Torque Concentric Magnetic Gear [PDF]
Magnetic gearing is being investigated at NASA as a replacement to conventional mechanical gearing in aerospace applications. Some key benefits of magnetic gears over mechanical gearing are torque transmission without mechanical contact, decreased ...
Cameron, Zachary A. +2 more
core +1 more source
Development of a 32 Inch Diameter Levitated Ducted Fan Conceptual Design [PDF]
The NASA John H. Glenn Research Center has developed a revolutionary 32 in. diameter Levitated Ducted Fan (LDF) conceptual design. The objective of this work is to develop a viable non-contact propulsion system utilizing Halbach arrays for all-electric ...
Eichenberg, Dennis J. +4 more
core +1 more source
Modelling and Experimental Study of Halbach Array Magnetic Coupler
KSCE Journal of Civil Engineering, 2023 De-yong Li +3 more
openaire +1 more source
Magnetic Gearing Research at NASA [PDF]
Magnetic gearing is an alternative to mechanical gearing, where torque is transferred through magnetic force as opposed to contact force. The technology has the potential to be used in aircraft applications, without the lubrication, noise, and ...
Asnani, Vivake +2 more
core +1 more source
Development of a Low Inductance Linear Alternator for Stirling Power Convertors [PDF]
The free-piston Stirling power convertor is a promising technology for high efficiency heat-to-electricity power conversion in space. Stirling power convertors typically utilize linear alternators for converting mechanical motion into electricity.
Geng, Steven M., Schifer, Nicholas A.
core +1 more source
Comparison of adjustable permanent magnetic field sources [PDF]
, 2010 Bahl, Christian Robert Haffenden +3 more
core +1 more source