Results 71 to 80 of about 811 (268)

Sweep Optimization to Reduce Aerodynamic Loss in a Transonic Axial Compressor with Upstream Boundary Layer Ingestion [PDF]

open access: yesJournal of Applied Fluid Mechanics
The aerodynamic performance of axial compressor rotors is negatively affected by the ingestion of boundary layer fluids upstream. As the boundary layer becomes thicker, the blade tip load increases and the local loss is aggravated, especially under off ...
T. Pan, K. Shi, H. Lu, J. Zhang, Q. Li
doaj   +1 more source

Novel Simplified Blade Hub Line Optimization of High-Pressure Ratio Centrifugal Compressor Design Using Numerical Simulations [PDF]

open access: yes, 2020
The focus of this research is to numerically investigate the effect of blade hub line variation on the performance (Total pressure-ratio and Isentropic-Efficiency) of centrifugal compressor from stall to choke to study the operating range and stall ...
Ahmad, F   +4 more
core   +1 more source

Multi‐method analysis for the three‐dimensional reconstruction of muscle fascicles from DiceCT datasets

open access: yesThe Anatomical Record, EarlyView.
Abstract Muscle architecture is a major determinant of muscle performance and, in mammalian lineages, has been correlated with both feeding ecology and locomotor behaviors. Over the past decade, contrast‐enhanced micro‐CT (DiceCT) has emerged as an alternative to traditional dissection‐based measurement.
Aleksandra Ratkiewicz   +5 more
wiley   +1 more source

Comparison of Two Fourier-Based Methods for Simulating Inlet Distortion Unsteady Flows in Transonic Compressors

open access: yesAerospace
The aerodynamic performance of transonic compressors, particularly the stall margin, is significantly influenced by inlet distortion. While time-marching methods accurately simulate such unsteady flows, they can be time-consuming.
Lei Wu, Pengcheng Du, Fangfei Ning
doaj   +1 more source

A phase 1 evaluation of inhaled oxytocin: Physiologically‐based pharmacokinetic model informed dosing of a novel heat‐stable oxytocin delivery system

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Aim To develop and validate a physiologically‐based pharmacokinetic (PBPK) model enabling inhaled oxytocin dose selection for clinical evaluation. Subsequently, to conduct a phase 1 study investigating the pharmacokinetics and safety of selected doses of an optimized inhaled oxytocin product in healthy, non‐pregnant female participants.
Pete Lambert   +6 more
wiley   +1 more source

Measuring what matters: Evaluating the impact of curriculum decolonisation initiatives in UK business schools

open access: yesBritish Educational Research Journal, EarlyView.
Abstract Curriculum decolonisation has become a prominent feature of equity agendas in UK higher education, yet there remains limited empirical and theoretical work on how such initiatives are evaluated, particularly within business schools. This paper presents one of the first multi‐institutional empirical studies examining how UK business schools ...
Sally Everett   +2 more
wiley   +1 more source

English teachers' journeys since the 2020 Iteration of Black Lives Matter

open access: yesBritish Educational Research Journal, EarlyView.
Abstract The 2020 resurgence of Black Lives Matter (BLM) mobilised students in England to demand greater representation of racially minoritised voices in English curriculums—a call highlighted by stark inequity: just 1.5% of GCSE texts studied are by racially minoritised authors, despite racially minoritised students comprising 38.0% of the student ...
Adrian Fernandes
wiley   +1 more source

Stability Enhancement by Casing Grooves: The Importance of Stall Inception Mechanism and Solidity

open access: yes, 2011
This paper concerns the optimization of casing grooves and the important influence of stall inception mechanism on groove performance. Installing casing grooves is a well known technique for improving the stable operating range of a compressor, but the ...
Ivor Day, Tim Houghton
core   +1 more source

STALL CHARACTERISTIC PREDICTION IN A SINGLE PASSAGE OF A TRANSONIC AXIAL COMPRESSOR ROTOR [PDF]

open access: yes, 2021
This study expands on previous work related to computational fluid dynamics (CFD) modeling of a single blade passage of the NPS Military Fan (NPSMF) with a particular focus on improving numerical predictions of rotor performance and resolving flow ...
Meinster, Benjamin L.
core  

Environmental Regulation at the Crossroads: A Review of Catalysts and Barriers in Circular Economy Transitions

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Amid growing resource pressures, environmental regulation plays a critical role in enabling the transition to a circular economy (CE). This study conducts a systematic literature review to synthesize how different regulatory approaches—command‐and‐control, market‐based, voluntary, and reflexive—affect CE transitions across economic and ...
Li Yuan
wiley   +1 more source

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