Results 191 to 200 of about 56,128 (237)

Non-Dispersive Gas Analyzer for H2O and CO2 Flux Analysis by the Eddy Covariance Method. [PDF]

open access: yesSensors (Basel)
Fufurin I   +6 more
europepmc   +1 more source

Pupillary Hippus as a Biomarker: Spectral Signatures and Complexity Approaches in Autonomic and Clinical Contexts. [PDF]

open access: yesBioengineering (Basel)
Rizzuto V   +9 more
europepmc   +1 more source

Optimized modulation for PWM rectifiers

2002 IEEE Power Engineering Society Winter Meeting. Conference Proceedings (Cat. No.02CH37309), 2003
An optimized set-up for controlling PWM rectifiers is proposed in this paper. In particular, the control part is based on a predictive estimation algorithm which guarantees the imposed value of the DC link output voltage and, at the same time, a unity power factor behavior at the mains.
ATTAIANESE C, G. TOMASSO
openaire   +2 more sources

Low losses modulation of PWM-rectifiers

APEC. Seventeenth Annual IEEE Applied Power Electronics Conference and Exposition (Cat. No.02CH37335), 2003
An optimized modulation technique which is specific for PWM-rectifiers is proposed in this paper. It is based on the imposition of modulation frequencies different for the three rectifier legs, selected according to the power modules commutation losses.
ATTAIANESE C, G. TOMASSO
openaire   +2 more sources

Delta-modulated buck-type PWM converter

IEEE Transactions on Industry Applications, 1992
A delta-modulated, buck-type, three-phase pulse-width modulation (PWM) rectifier is described. The rectifier is of the current source type and is intended to be used in conjunction with controlled current inverters. An outer proportional feedback loop regulates the unidirectional output current flowing through the DC link.
B. Mwinyiwiwa, P.M. Birks, B.-T. Ooi
openaire   +1 more source

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