Results 61 to 70 of about 489,649 (259)

Hybrid HVDC for supply of power to offshore oil platforms [PDF]

open access: yes, 2004
A HVDC hybrid system, comprising a line commutated thyristor HVDC converter and a STATCOM, is proposed in this paper for supplying power to offshore oil platforms that do not have their own generation. The proposed system combines the robust performance,
Andersen, B., Cartwright, P., Xu, L.
core  

Demagnetization study of pulse-field magnetized bulk superconductors [PDF]

open access: yes, 2018
GdBa2Cu3O7-δ bulk superconductors are a route to higher magnetic fields in rotating machines. Here we examine the resistance of pulse-field magnetized bulks to the demagnetization fields they may experience in such a system.
Ainslie, MD   +11 more
core   +1 more source

Reduced Rib Synchronous Reluctance Motor for Traction Applications

open access: yesAdvances in Electrical and Computer Engineering, 2019
This paper proposes a variable width reduced rib rotor structure for Synchronous Reluctance (SynRel) Motor. In convention supporting iron ribs are introduced in transversally laminated anisotropic (TLA) type rotors of SynRel motor to increase the ...
PANDA, S., KESHRI, R. K.
doaj   +1 more source

Post-Demagnetization Performance Assessment for Interior Permanent Magnet AC Machines [PDF]

open access: yes, 2016
This paper assesses the post-demagnetization performance of interior permanent magnet (IPM) ac machines by employing the more accurate recoil line approach based on a 2-D transient finite-element analysis (FEA).
Nair, S.S., Patel, V.I., Wang, J.
core   +1 more source

A Computationally Efficient PM Power Loss Mapping for Brushless AC PM Machines With Surface-Mounted PM Rotor Construction [PDF]

open access: yes, 2015
This paper describes a computationally efficient approach for mapping rotor power loss in permanent magnet (PM) machines. The PM loss mapping methodology discussed here utilizes a small number of time-step finite-element analyses (FEAs) to determine the ...
Mellor, Phil   +3 more
core   +2 more sources

“Desain dan Analisa Bidirectional Inverter sebagai Penggerak Mesin Induksi Satu Fasa dengan Sumber Baterai DC 36 Volt ” [PDF]

open access: yes, 2016
Increasing oil prices and global warming, many people think to developed energy technology. One of them is the bidirectional DC-DC / DC-AC converter. Bidirectional that mean the converter can work in both directions.
\u27, N. (Nurhalim)   +2 more
core  

Robust Scale-Free Synthesis for Frequency Control in Power Systems

open access: yes, 2019
The AC frequency in electrical power systems is conventionally regulated by synchronous machines. The gradual replacement of these machines by asynchronous renewable-based generation, which provides little or no frequency control, increases system ...
Mallada, Enrique, Pates, Richard
core   +1 more source

"Active flux" orientation vector sensorless control of IPMSM [PDF]

open access: yes, 2008
This paper presents a novel strategy for the vector control of IPMSM, without signal injection. The overall performance of the motion-sensorless control depends strongly on the accuracy of the rotor position and speed estimation.
Andreescu, G.D.   +3 more
core   +2 more sources

Robust virtual‐vector model predictive control of permanent‐magnet motor considering D‐Q axis inductance parameter uncertainty

open access: yesIET Electric Power Applications
To suppress parameter mismatch and improve the output performance of model predictive control (MPC), a new robust virtual‐vector MPC strategy is proposed for a five‐phase permanent‐magnet motor in this study.
Xingke An   +3 more
doaj   +1 more source

Three-phase modular permanent magnet brushless machine for torque boosting on a downsized ICE vehicle [PDF]

open access: yes, 2005
The paper describes a relatively new topology of 3-phase permanent magnet (PM) brushless machine, which offers a number of significant advantages over conventional PM brushless machines for automotive applications, such as electrical torque boosting at ...
Howe, D., Wang, J.B., Xia, Z.P.
core   +1 more source

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