Propulsion Systems

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Performance of coupled ED-tether/ion thrsuter system

Performance of coupled ED-tether/ion thrsuter system

... Use of propulsion systems that couple electyrodynamic tethers to ion thrusters, as suggested in the literature, is discussed. The system establishes electrical contact with the ionospheric plasma, at the ...

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Fuel Cells: A Real Option for Unmanned Aerial Vehicles Propulsion

Fuel Cells: A Real Option for Unmanned Aerial Vehicles Propulsion

... alternative propulsion systems for UAVs are those based on fuel ...electrochemical systems that convert the chem- ical energy contained in fuels directly into electric ...

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An insight into some innovative cycles for aircraft propulsion

An insight into some innovative cycles for aircraft propulsion

... some interesting ideas on future revolutionary propul- sion systems as micro propulsion systems and air- craft distributed fans. Reference [2] also points out additional ideas, including possible ...

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A Diagnostic of Diesel-Electric Propulsion for Ships

A Diagnostic of Diesel-Electric Propulsion for Ships

... CA-CA propulsion systems were introduced on the icebreaker class ...the propulsion installation of the ship ...DE propulsion system developed by Volvo Penta adapted to fluvial ships for ...

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Review of the Investigation of Innovative Propulsion System Architectures for Aircraft

Review of the Investigation of Innovative Propulsion System Architectures for Aircraft

... innovative propulsion systems, whilst accounting for aerodynamic integration ...in systems and control has enabled the development of self controlled drones, which in the coming years are ex- pected ...

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Electrostatic propulsion device for aerodynamics applications

Electrostatic propulsion device for aerodynamics applications

... Although there is not still a commonly accepted view on whether EHD-thrusters are worthwhile or not, what level of thrust and thrust efficiency can be obtained from these devi- ces, etc., there are surely some primary ...

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Hydrodynamics of pitching foils: flexibility and ground effects

Hydrodynamics of pitching foils: flexibility and ground effects

... Working with a flexible foil forced by a pitching oscillation at one ex- tremity and allowed to self-propel freely along a rectilinear trajectory, we focus in the present paper on the effect of swimming near a solid ...

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ON THE USE OF SOUND METRICS TO EVALUATE NOISE FROM EVs AND HEVs - A LITERATURE REVIEW

ON THE USE OF SOUND METRICS TO EVALUATE NOISE FROM EVs AND HEVs - A LITERATURE REVIEW

... these systems, among which the followings were selected, within the aim of the present work: the AVAS shall automatically generate a sound in the minimum range of vehicle speed from start up to approximately 20 ...

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MEIA SYSTEMS:  Membrane Encrypted Information Applications Systems

MEIA SYSTEMS: Membrane Encrypted Information Applications Systems

... Apart from congruency we are interested in finding numbers with divisibility properties. These are really important in cryptography. In particular, numbers that are only divided by either number 1 or by themselves are ...

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Effect of static foot posture on the dynamic stiffness of foot joints during walking

Effect of static foot posture on the dynamic stiffness of foot joints during walking

... during propulsion (Figure 2). The ROM used during the propulsion phase was smaller in HP feet for all foot joints considered, with significantly reduced final plantarflexion angle, which might be related ...

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Simulation, Design and Analysis of Air-Breathing Combined-Cycle Engines for High Speed Propulsion

Simulation, Design and Analysis of Air-Breathing Combined-Cycle Engines for High Speed Propulsion

... air–breathing propulsion technologies with acceptable performance in terms of fuel consumption, reliability, safety, environmental impact (noise and pol- lutants emissions) and ...and propulsion plant ...

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MAIIND M ASTER IN A UTOMATION E NGINEERING AND I NDUSTRIAL I NFORMATICS

MAIIND M ASTER IN A UTOMATION E NGINEERING AND I NDUSTRIAL I NFORMATICS

... This module constitutes the nucleus of the Advanced Automation speciality, thus its courses are compulsory for those students pursuing expertise in this field. They will study advanced methodologies and frameworks for ...

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SYSTEMS OF NUMERATION.pdf

SYSTEMS OF NUMERATION.pdf

... In language, relatively few letters of the alphabet are used to construct a large number of words. Similarly, in arithmetic, a small variety of numerals can be used to represent all numbers. One of the greatest ...

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Null controllable sets and reachable sets for nonautonomous linear control systems

Null controllable sets and reachable sets for nonautonomous linear control systems

... It is obvious that we can simply define (1.6) from (1.2) and (1.5), without any extra assumption on stabilization. This is what we do in this paper. Recall that we consider the case of existence of systems of the ...

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Implementation of algorithms for radar real-time signals processing using a microprocessor based platform

Implementation of algorithms for radar real-time signals processing using a microprocessor based platform

... Not in all embedded system application is needed to include an operating system, even less common to include a real time operating system, the decision has to do with the complexity of the application, the need of finish ...

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TítuloUndulating propulsion system design

TítuloUndulating propulsion system design

... of propulsion mechanisms in the fluid environment based on the rotation has been easier to deal because of the state of the art in its time, and this has meant that it has not been more interest a further ...

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Multiprobe characterization of plasma flows for space propulsion

Multiprobe characterization of plasma flows for space propulsion

... space propulsion generate plasma jets (also denominated plasma plumes) having supersonic ion groups with typical speeds in the order of tens of kilometers per second, which lies between electron and ion thermal ...

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Acoustic signature of two Spanish oceanographic ships

Acoustic signature of two Spanish oceanographic ships

... Despite wide variations in the use of individual machines there are two principal configurations: diesel /gearbox /CPP and Diesel-electric. With the first configuration it is normal to have an engine driving a gearbox ...

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Analysis of Magnetic Nozzles For Space Plasma Thrusters = Análisis de Toberas Magnéticas para Motores Espaciales de Plasma

Analysis of Magnetic Nozzles For Space Plasma Thrusters = Análisis de Toberas Magnéticas para Motores Espaciales de Plasma

... “final” section, and the long-range magnetic force continues to influence the plasma expansion far downstream. Since the plasma has a tendency to follow the magnetic lines and these eventually curve back to close upon ...

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Desarrollo de un sistema de informacin en la Sala de Apoyo a la Gestin Estratgica del Ministerio de Salud en Brasil

Desarrollo de un sistema de informacin en la Sala de Apoyo a la Gestin Estratgica del Ministerio de Salud en Brasil

... second stage a selection of articles related to the subject is carried out using key words to search for titles, abstracts, and key words of articles also taking into account the academic reputation (based on the number ...

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