Results 21 to 30 of about 420,702 (297)

Design and Tests of a Fault-Tolerant Five-phase Permanent Magnet Motor [PDF]

open access: yes, 2006
This paper deals with the current control strategies in case of one-phase or two-phase fault of five-phase permanent magnet motor. An analytical model has been adopted to individuate the more suitable current references, without increasing the motor or ...
BOLOGNANI, SILVERIO   +2 more
core   +1 more source

Fasting state requirements for blood sampling: a survey of patients in Cantonal Hospital Zenica, Bosnia and Herzegovina [PDF]

open access: yesMedicinski Glasnik, 2021
Aim To explore patient’s awareness and appliance of the fasting state requirements for blood sampling. Methods This observational survey was performed at the Department of Medical Biochemistry and Immunology Diagnostics, Cantonal Hospital Zenica, from
Damira Kadić   +3 more
doaj   +1 more source

Automated preanalytical units in the hemostasis laboratory: an observational descriptive prospective study developed in a university hospital between April 15 to July 15, 2017

open access: yesIatreia, 2019
Introduction: Errors in the process of analyzing a clinical laboratory sample have a negative impact on medical practice, patient safety and health care cost. The use of automated units demonstrated the reduction of errors in the clinical laboratories of
Sua, Luz Fernanda   +6 more
doaj   +1 more source

Pre- and Post-analytical Factors in Biomarker Discovery [PDF]

open access: yes, 2019
The translation of promising biomarkers, which were identified in biomarker discovery experiments, to clinical assays is one of the key challenges in present-day proteomics research.
Bischoff, Rainer   +5 more
core   +1 more source

General Analytical Model of Magnet Average Eddy-Current Volume Losses for Comparison of Multi-phase PM Machines with Concentrated Winding [PDF]

open access: yes, 2014
this paper studies magnet eddy-current losses in permanent magnet (PM) machines with concentrated winding. First of all, space harmonics of magnetomotive force (MMF) and their influence on magnet losses in electrical machines are investigated.
LEGRANGER, Jerome   +2 more
core   +1 more source

Determination of the Rate and Reasons of Blood Sample Rejection in the Pre-Analytical Phase in Ruhengeri, Rwanda: A Single Center Study

open access: yesMedical Laboratory Journal, 2023
Background and objectives: All three phases of laboratory testing are equally important for improving total quality management, but the pre-analytical phase is the most error-prone.
Jonas Bikorimana   +3 more
doaj  

STUDY OF HEMOGLOBIN LEVELS ON HEMOLYSIS SAMPLE

open access: yesIndonesian Journal of Medical Laboratory Science and Technology, 2019
Hemolysis can significantly affect the reliability of test results and occur in the pre-analytical phase. The aim of this study is to reveals the correlation of hemoglobin levels on hemolysis sample. This experimental study was carried out using samples
Noor Febryani   +3 more
doaj   +1 more source

Strategies for the fault-tolerant current control of a five-phase permanant-magnet motor [PDF]

open access: yes, 2007
—This paper deals with the postfault current control strategies of a five-phase permanent-magnet (PM) motor. The analysis covers both the open circuit of one and two phases and the short circuit at the machine terminal of one phase.
BOLOGNANI, SILVERIO   +2 more
core   +1 more source

Computation of Optimal Current References for Flux-weakening of Multi-Phase Synchronous Machines [PDF]

open access: yes, 2012
Multi-phase synchronous machines are more and more used in specific applications where high power density, low bus voltage, wide speed range and fault-tolerant capabilities are required. Due to the high number of degrees of freedom, multi-phase machines
Bassel Aslan   +13 more
core   +1 more source

Impact of Stator Winding of a Five-Phase Permanent-Magnet Motor on Postfault Operations [PDF]

open access: yes, 2008
The performance of a five-phase permanent-magnet (PM) motor is analyzed under postfault conditions. Proper current control strategies are adopted so as to guarantee safe drive operation after any fault occurrence. This paper covers three fault types: the
BOLOGNANI, SILVERIO   +2 more
core   +1 more source

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