Results 51 to 60 of about 2,870 (217)

Electrical resistance tomography for process intensification of gas–liquid stirred tanks: A comparison of linear back projection and sensitivity conjugate gradient algorithms

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Monitoring gas–liquid dynamics using Electrical resistance tomography for process intensification in stirred tanks Abstract Electrical resistance tomography (ERT) is a non‐invasive technique widely applied to the study of multiphase flows, where phases exhibit different electrical properties.
Federico Alberini   +2 more
wiley   +1 more source

Decentralized Federated Learning for Wind Turbine Bearing Prognostics Under Data Scarcity and Statistical Heterogeneity

open access: yesEnergy Science &Engineering, EarlyView.
This paper proposes a decentralized peer‐to‐peer federated learning framework for wind turbine bearing remaining useful life prediction, introducing a virtual client paradigm in which statistical health indicators serve as independent feature‐level clients—enabling privacy‐preserving collaborative prognostics from a single physical asset under ...
Jihene Sidhom   +2 more
wiley   +1 more source

Sliding Mode Control in Aerospace Applications: A Survey

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView.
ABSTRACT Sliding mode control (SMC) enjoys robustness to matched and unmatched (in the case of minimum phase input‐output dynamics) bounded perturbations, and finite time convergence. Second‐order and higher‐order sliding mode control systems (2‐SMC/HOSMC) retain all the advantages of sliding mode control, but in addition can be applied to systems of ...
Yuri Shtessel, Christopher Edwards
wiley   +1 more source

RESULTS OF ANALYSIS OF TURBINE ZONE AND COMPRESSOR ZONE OF TURBO-COMPRESSOR WITH GENERAL IMPELLER FOR SMALL GAS TURBINE ENGINES

open access: yesАвіаційно-космічна техніка та технологія, 2019
It is considered the issues of improving small-sized engines through the application of a new type of turbomachines – turbo-compressors with general impeller (TCG) to develop engines and power plants.
Владимир Анатольевич Шкабура
doaj   +1 more source

Kinetic Analysis of Methane Hydrate Formation with Butterfly Turbine Impellers

open access: yesMolecules, 2022
Heat generation during gas hydrate formation is an important problem because it reduces the amount of water and gas that become gas hydrates. In this research work, we present a new design of an impeller to be used for hydrate formation and to overcome this concern by following the hydrodynamic literature.
Sotirios Nik. Longinos   +7 more
openaire   +3 more sources

Sprint‐interval training with post‐exercise blood flow restriction increases mitochondrial content and respiration

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend The mechanisms underpinning improved maximal oxygen uptake following sprint interval training (SIT) with post‐exercise blood flow restriction (BFR), compared to SIT alone, remain unclear. This study examined the effects of 6 week SIT with (BFR; n = 12) or without (CON; n = 8) post‐exercise BFR on V̇O2peak${{\dot{V}}_{{{{\mathrm{O}
Donald L. Peden   +4 more
wiley   +1 more source

Optimization of a Continuous Hybrid Impeller Mixer via Computational Fluid Dynamics

open access: yesThe Scientific World Journal, 2014
This paper presents the preliminary steps required for conducting experiments to obtain the optimal operating conditions of a hybrid impeller mixer and to determine the residence time distribution (RTD) using computational fluid dynamics (CFD).
N. Othman   +5 more
doaj   +1 more source

Advancing Malic Acid Production of Aspergillus oryzae: Combined Process Optimization and Application of Various Substrates

open access: yesBiotechnology and Bioengineering, Volume 123, Issue 6, Page 1634-1647, June 2026.
ABSTRACT In light of climate change and growing resource scarcity, microbial production of organic acids offers a sustainable alternative to fossil‐based chemical synthesis. In this study, malic acid production by Aspergillus oryzae was optimized through cultivation temperature adjustment and biotin supplementation, while organic acid formation from ...
Lukas Hartmann   +6 more
wiley   +1 more source

Leakage flow simulation in a specific pump model [PDF]

open access: yes, 2014
This paper deals with the influence of leakage flow existing in SHF pump model on the analysis of internal flow behaviour inside the vane diffuser of the pump model performance using both experiments and calculations. PIV measurements have been performed
ROUSSETTE, Olivier   +6 more
core   +1 more source

A New Ice Quality Prediction Method of Wind Turbine Impeller Based on the Deep Neural Network

open access: yesEnergies, 2022
More and more wind turbines are installed in cold regions because of better wind resources. In these regions, the high humidity and low temperatures in winter will lead to ice accumulation on the wind turbine impeller.
Hongmei Cui   +7 more
doaj   +1 more source

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