Results 51 to 60 of about 18,891,851 (185)

Novel design of a simple control system for hybrid electric motorcycle

Journal of Mechatronics, Electrical Power, and Vehicular Technology
A hybrid system combines two or more propulsion systems, typically including electric motors and internal combustion engines. In this research, the motorcycle uses a 5.67 kW/8000 rpm gasoline internal combustion engine and a 1 kW/48 V DC brushless ...
Didi Widya Utama, Hadian Satria Utama, Reno Wardy   +2 more
doaj   +1 more source

Research on Key Techniques of the Verification and Testing System for Spacecraft Propulsion

MATEC Web of Conferences, 2018
Electric propulsion is an important technology in the future space missions. The verification and testing system is mainly used for the manufacturers to fully understand the propulsion behavior in the most diverse conditions, and to indentify and ...
Junwei Wang, Lei Zhang, Qingsheng Xiao, Gao Li, Xiao Han, Bing Bai   +5 more
doaj   +1 more source

In-orbit demonstration of an iodine electric propulsion system. [PDF]

Nature, 2021
Rafalskyi D, Martínez JM, Habl L, Zorzoli Rossi E, Proynov P, Boré A, Baret T, Poyet A, Lafleur T, Dudin S, Aanesland A.   +10 more
europepmc   +1 more source

Wind Tunnel Performance Tests of the Propellers with Different Pitch for the Electric Propulsion System. [PDF]

Sensors (Basel), 2021
Czyż Z, Karpiński P, Skiba K, Wendeker M.   +3 more
europepmc   +1 more source

Energy efficiency research of propulsion system for series-parallel hybridization of amphibious vehicles

Heliyon
The series-parallel hybrid system has attracted much attention from scholars for its effective integration of the power advantages and operating characteristics of different power sources, which is influenced by international emission regulations, energy-
Xiaojun Sun, Fengmei Xin, Kun Gao
doaj   +1 more source

European Student Moon Orbiter solar electric propulsion subsystem architecture: an all–electric spacecraft

, 2007
This paper presents the Phase A study of the Solar Electric Propulsion subsystem selected for the ESA European Student Moon Orbiter enhanced microsatellite, performed at QinetiQ under ESA funding.
Wallace, Neil, Grubisic, Angelo, Coletti, Michele, Wells, Nigel   +3 more
core   +1 more source

Simulation of Perturbed Motion of a Very Low Earth Orbit Spacecraft with a Corrective Variable-Magnitude Thrust Electric Propulsion System

Aerospace
This paper presents an approach to modeling the perturbed motion of a low-orbit spacecraft equipped with a corrective electric propulsion system operating in adaptive thrust control modes. The approach is based on a specified criterion for maintaining an
Vladimir Volotsuev, Vadim Salmin, Sergey Safronov, Maksim Korovin   +3 more
doaj   +1 more source

OPTIMAL CONTROL OF THE ELECTRIC SHIPS’ PROPULSION MOTORS DURING REVERSAL

Electrical engineering & Electromechanics, 2018
Introduction. Reliability and safety of electric ships’ maneuverability depends on the maneuvering characteristics of their propulsion motors (PM). Therefore, the issues of improving the process of controlling propulsion motors at maneuvers are topical ...
V. A. Yarovenko, P. S. Chernikov, R. A. Varbanets, E. I. Zaritskaya   +3 more
doaj   +1 more source

Displaced geostationary orbits using hybrid low-thrust propulsion [PDF]

, 2012
In this paper, displaced geostationary orbits using hybrid low-thrust propulsion, a complementary combination of Solar Electric Propulsion (SEP) and solar sailing, are investigated to increase the capacity of the geostationary ring that is starting to ...
Biggs, James, Jeannette Heiligers, BIGGS, JAMES DOUGLAS, Heiligers, Jeannette, McInnes, Colin, Ceriotti, Matteo, Heiligers, J., Ceriotti, M., Mcinnes, Colin R., Biggs, J.D., Colin R. McInnes, James D. Biggs, Matteo Ceriotti, McInnes, C.R.   +13 more
core   +1 more source

Adapting e-Genius for Next-Level Efficient Electric Aerotow with High-Power Propulsion and Automatic Flight Control System

Aerospace
Aiming to reduce energy demand and carbon footprint, minimize noise impact, and enhance flight safety and efficiency during aerotow operations, this study integrates an electric propulsion system and an automatic flight control system (AFCS) into the ...
Stefan Zistler, Dalong Shi, Walter Fichter, Andreas Strohmayer   +3 more
doaj   +1 more source