Results 101 to 110 of about 590,416 (235)

Prospects of Asynchronous Machines

open access: yes, 2013
Předkládaná bakalářská práce je zaměřena na vývoj asynchronních strojů. Popisuje jejich historický vývoj od vynálezu Nikolou Teslou po moderní dobu.
Petráň, Zdeněk
core  

Dynamic Reconstruction of Atomically Dispersed Copper Catalysts for CO2 Reduction: From In Situ Observations to Rational Design

open access: yesEcoEnergy, EarlyView.
Dynamic reconstruction transforms atomically dispersed Cu catalysts into authentic working‐state active phases during CO2 electroreduction. By integrating operando characterization, multiscale simulations, and AI‐assisted predictive modeling, this review establishes a framework for understanding, predicting, and rationally engineering catalyst ...
Jin Liu, Yue‐Wen Fang
wiley   +1 more source

A 2-pole winding development technique for asynchronous machines with increased number of parallel branches

open access: yesElectrical engineering & Electromechanics, 2014
A 2-pole winding development technique is introduced for asynchronous machines with the number of parallel branches in phases increased in 1.5 and 2 times as compared with the number of poles. The technique is confirmed by results of pilot studies.
V.D. Lushchyk, V.O. Tymoshchenko
doaj  

Driving an asynchronous motor powered by PV‐MPPT using equivalent RST controller of fractional order PI and IP, based on generalized predictive control

open access: yesIET Generation, Transmission & Distribution
The article introduces a new model of a Reference Signal Tracking (RST) controller for the fractional order quantities. The controller is applied to an indirect field‐oriented control (IFOC) system used for the speed control of an asynchronous motor ...
Besma Nemouchi   +6 more
doaj   +1 more source

Analysis and design of permanent magnet assisted synchronous reluctance machines

open access: yes, 2010
This paper will outline various configurations and optimum topologies. This paper reviews various configurations of synchronous reluctance machines and developments as PM assisted reluctance machines.
Nagrial, Mahmood H.   +5 more
core   +1 more source

Detecting high‐frequency oscillations in real time during epilepsy surgery with neuromorphic hardware validated to predict postoperative seizure outcome

open access: yesEpilepsia, EarlyView.
Abstract Objective High‐frequency oscillations (HFOs; 250–500 Hz) in electrocorticography (ECoG) are promising biomarkers for delineating the epileptogenic zone during epilepsy surgery. Accurate, intraoperative real‐time detection of HFOs may guide surgical resection to improve seizure outcome.
Jeroen Teurlings   +9 more
wiley   +1 more source

Personal HealthCare of Things: A novel paradigm and futuristic approach

open access: yesCAAI Transactions on Intelligence Technology, EarlyView., 2023
Abstract This study provides an investigative approach and offers a complete review of research on Internet of Medical Things (IoMT), describing the progress in general and highlighting the research issues, trends, and future aspects of IoMT. Exploring a research strategy for IoMT systems is vital as the need for IoT in healthcare grows. By aggregating
Surbhi Gupta   +5 more
wiley   +1 more source

Mathematical model of an electrical complex with the device of electrical energy storage for testing induction motors

open access: yesОмский научный вестник
The research highlights the problem of developing repair infrastructure for new rolling stock, including those with asynchronous traction motors. Therefore, an electrical engineering complex for testing asynchronous motors was chosen as the object of ...
V. V. Kharlamov   +2 more
doaj   +1 more source

Hybrid Inverters With Dual Switching Frequencies for Switched Reluctance Motors

open access: yesEnergy Science &Engineering, EarlyView.
A hybrid dual‐switching‐frequency inverter for SRMs is proposed, combining SiC and IGBT devices based on rotor inductance. The method enables accurate current tracking with simple hysteresis control, significantly reducing torque ripple, vibration, and acoustic noise while cutting inverter cost compared to full‐SiC solutions.
Fares S. El‐Faouri   +4 more
wiley   +1 more source

Ambiguity‐Aware Receding‐Horizon Optimization of Wind‐Hybrid Energy Storage Systems Using Type‐3 Fuzzy Modeling for Multimarket Participation

open access: yesEnergy Science &Engineering, EarlyView.
A Type‐3 fuzzy ambiguity encoder converts rolling wind, price, reserve‐activation, and confidence features into central estimates and nested uncertainty bounds. These parameters are updated within a receding‐horizon MILP/MIQP that coordinates wind, battery, and supercapacitor capacity across day‐ahead and ancillary‐service markets.
Shurong Yan   +5 more
wiley   +1 more source

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