Aircraft propulsion systems technology and design pdf

An electric aircraft is an aircraft powered by electric motors. Electricity may be supplied by a variety of methods including batteries , ground power cables , solar cells , ultracapacitors , fuel cells and power beaming. Electrically powered model aircraft have been flown since the s, with one unconfirmed report as early as Although manned flights in a tethered helicopter go back to and in airships to the previous century, the first manned free flight by an electrically powered aeroplane was not made until and most manned electric aircraft today are still only experimental demonstrators. All electric aircraft to date have been powered by electric motors driving thrust-generating propellers or lift-generating rotors. Mechanisms for storing and supplying the necessary electricity vary considerably, and each has distinct advantages and disadvantages. Mechanisms used include:.

This section includes select lecture notes for the course excluding lessons on aircraft propulsion and jet engine rotordynamics. Lecture notes were originally developed by Jack L. Kerrebrock and subsequently adapted by Manuel Martinez-Sanchez. Don't show me this again. This is one of over 2, courses on OCW. Find materials for this course in the pages linked along the left.

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