نتایج جستجو برای: shear blade

تعداد نتایج: 82752  

Journal: :Poultry science 2009
H Zhuang E M Savage

Measurements of texture properties related to tenderness at different locations within deboned broiler breast fillets have been used to validate techniques for texture analysis and establish correlations between different texture evaluation methods. However, it has been demonstrated that meat texture can vary from location to location within individual muscles. The objective of our study was to...

Journal: :مکانیک سیالات و آیرودینامیک 0
محمد تشکری بافقی محمدرضا الهامی علیرضا ربیعی

in this paper, the fluid-structure interaction phenomenon and the research history are described. then due to the complex and specific working conditions of a turbine blade, we have investigated the phenomenon on this subject. the fluid-structure interaction on a turbine blade model has been simulated by using structural and fluid flow section of ansys software. a model of turbine blade with ai...

2010
Stefan Steinerberger

We give a simple argument proving the lonely runner conjecture in the case where the speed of the runners forms a certain lacunary sequence. This improves an earlier result by Pandey, and is then used to derive that for each number of runners the lonely runner conjecture is true for a set of nonzero measure in a natural probability space.

Journal: :Physics of Fluids 2023

A non-uniform inflow caused by an elbow structure is one of the main reasons for low energy transformation efficiency a centrifugal pump. Prototype experiments pump are used to analyze rule characteristics under uniform and inflow. The increases hydraulic losses in reduce head operation efficiency. decreases 8% design flow condition. large eddy simulation with shear-modified viscosity model app...

Journal: :Renewable Energy 2022

Wind turbines experience countless shutdowns during their lifetimes. A shutdown is a transient process characterised by pitch-to-feather manoeuvre of three blades. Such pitch often collective, open-loop, and can substantially slow the rotor speed within several seconds. However, undesirable structural responses may arise because imbalanced aerodynamic loads acting on rotor. To address this issu...

Journal: :Journal of physics 2022

Abstract The air flow inside a single-stage test turbine is studied experimentally using the Particle Image Velocimetry technique. measurements were performed at axial-tangential plane just behind rotor middle blade radius. large vortical structures are identified in shear layers between wakes and channel jet. phase-locked topology of random dynamical stage to be analysed Proper Orthogonal Deco...

In this research, a gas turbine blade cascade was investigated. Flow analysis around the blade was conducted using RSM and RNG.K-ε turbulence modeling and it is simulated by Fluent software. The results were considered for the cases as Mach number loss at the trailing edge of blade caused by vortexes that were generated at the end of blade. Effect of cooling flow through the trailing edge on th...

ژورنال: آبخیزداری ایران 2020

This paper presents, a set of experiments was conducted in a Plexiglas flume setup to investigate the simultaneous use of pipe and blade in the scour control around a submerged pipe. A vertical cylindrical pipe with and without a blade placed below it was selected for the experiments. The experiments were carried out in two different sates: with blade and without blade the pipe. Moreover, they ...

Journal: :تحقیقات مهندسی کشاورزی 0
محسن حیدری سلطان آبادی عضو هیئت علمی بخش تحقیقات فنی و مهندسی مرکز تحقیقات کشاورزی و منابع طبیعی اصفهان

the rotor of enegelberg whitener was equipped with a screw conveyor to reduce broken rice percentage. according to preliminary experiments this modification could reduce broken rice percentage about 2.5%. further experiment was performed to determine the effect of rotor speeds and blade positions on white rice quality. to do this, five rotor speeds, consisting 500, 600, 700, 800 and 900 r.p.m a...

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