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Concept

Motor drive

Publications associées (28)

Small scale very high speed slotless permanent magnet motors

Guillaume Paul-André Burnand

This research work has been triggered by an industrial project aimed at modelling and manufacturing a small-scale very high speed motor. Very high speed electrical motors offer the main advantage of reducing the size of a system. Indeed, at constant output ...

EPFL2020

On-Chip Fully Integrated Field Emission Arrays for High-Voltage MEMS Applications

Vivek Subramanian

Vacuum-sealed fully integrated diode and triode field emission arrays based on Ti Spindt-type field emitters have been developed in a scalable, CMOS-compatible process directly on Si. Diode characterization in air demonstrates effective vacuum sealing and ...

IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC2020

Optimal Load Restoration in Active Distribution Networks Complying With Starting Transients of Induction Motors

Sidi-Rachid Cherkaoui, Hossein Sekhavatmanesh

Large horsepower induction motors play a critical role as industrial drives in production facilities. The operational safety of distribution networks during the starting transients of these motor loads is a critical concern for the operators. In this paper ...

IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC2020

MRI after successful eyeWatch(TM) implantation

Nikolaos Stergiopoulos, André Mermoud, Sylvain Roy, Adan Villamarin

The eyeWatch(TM) is a new glaucoma drainage device that includes an adjustable mechanism that can vary the resistance to aqueous humor outflow during the postoperative period to reduce the burden of postoperative intraocular pressure (IOP) management. The ...

SAGE PUBLICATIONS LTD2020

On the effect of linear feedback and parametric pumping on a resonator's frequency stability

Luis Guillermo Villanueva Torrijo, Zohreh Mohammadi

Resonant sensors based on micro- and nano-electro mechanical systems (M/NEMS) are ubiquitous in many sensing applications due to their outstanding performance capabilities, which are directly proportional to the quality factor (Q) of the devices. We addres ...

2020

Variable speed operation of centrifugal pumps running as turbines. Experimental investigation

François Avellan, João Nuno Gomes Borga Delgado

Pumps running as turbines are pointed out as a cost-effective solution for energy recovery in pressurised water supply systems. However, these hydraulic machines feature low efﬁciency under variable discharge operation due to the lack of an inlet ﬂow contr ...

Pergamon-Elsevier Science Ltd2019

Extending Protection Selectivity in DC Shipboard Power Systems by Means of Additional Bus Capacitance

Drazen Dujic, Seongil Kim

DC shipboard power systems have been connsidered as a promising solution for stricter environmental regulations on ships due to their main benefits in fuel savings with variable speed engines and easy integration of energy storage systems. In order to empl ...

2020

Towards Advanced Fusion Gyrotrons: 2018 Update on Activities within EUROfusion

Stefano Alberti, Minh Quang Tran, Ioannis Pagonakis

During the ongoing pre-concept phase (2014 - 2020) for a possible future European DEMOnstration Fusion Power Plant (DEMO) the activities within EUROfusion WP HCD EC Gyrotron R&D and Advanced Developments are focusing on options for near-term solutions, and ...

E D P SCIENCES2019