Results 31 to 40 of about 2,724,057 (240)

An Air Jet Distortion Generation System

open access: yesInternational Journal of Rotating Machinery, 2014
An air jet distortion generation system is developed to simulate the distorted flow field ahead of gas turbine engines in ground test facility. The flow field of a system of four jets arranged circumferentially and issuing into a confined counterflow was
M. Sivapragasam   +3 more
doaj   +1 more source

Distortion product otoacoustic emissions: challenging existing theory

open access: yes, 2010
Distortion product otoacoustic emissions (DPOAE or DP) are generated using two primary tones at frequencies f1 and f2 at levels L1 and L2; the two most prominent DP are cubic distortion products at the frequencies 2f1f2 and 2f2f1.
Perdue, Richard John
core   +2 more sources

Research on Intake Distortion of a Three‑Stage Transonic Fan Based on Body Force Model

open access: yesNanjing Hangkong Hangtian Daxue Xuebao
The effects of circumferential total pressure distortion and different types of swirl distortion on the performance and stability of three‑stage transonic fan are studied by the body force model (BFM) and computational fluid dynamics (CFD), and the ...
SUN Gaoqing, LI Chuanpeng, TU Baofeng
doaj   +1 more source

An experimental investigation on the interaction between inlet swirl distortion and a low-speed axial compressor

open access: yesScience Progress, 2020
The aim of this article mainly lies in two aspects. The first is to investigate the effect of inlet swirl distortion on the performance and stability of a low-speed compressor experimentally. The second is to quantify swirl pattern revolution through the
Xuegao Wang   +4 more
doaj   +1 more source

Insulator–metal transition in CrSiTe3 triggered by structural distortion under pressure

open access: yesnpj 2D Materials and Applications, 2023
van der Waals solids are well known to host remarkable phase diagrams with competing phases, unusual energy transfer processes, and elusive states of matter.
J. L. Musfeldt, D. G. Mandrus, Z. Liu
doaj   +1 more source

Is infrasound perceived by the auditory system through distortions?

open access: yesActa Acustica, 2021
Several studies showed that the human auditory system is sensitive to infrasound. The present study investigated if non-linear processes within the ear generate distortion products, which may explain the auditory sensitivity to infrasound.
Joost Holger   +3 more
doaj   +1 more source

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Equivalent simulation method for total pressure distortion of ship inlet

open access: yesFrontiers in Energy Research
According to the use of marine gas turbines, inlet distortion is caused by the bending of the compressor inlet port. The total pressure distortion is the external stability reduction factor that has the greatest impact on the engine’s aerodynamic ...
Zhong-Yi Wang   +3 more
doaj   +1 more source

A Three-Dimensional Body Force Modeling of Fans in Windmilling Condition and Its Application

open access: yesAerospace, 2023
To investigate the aerodynamic characteristics of the fan in windmilling conditions, a new body force model with the fan rotational speed prediction model was developed.
Qingguo Kong, Wei Jia
doaj   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

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