Results 11 to 20 of about 42,764 (340)

Investigation of the Axial Rotor Thrust in Centrifugal Compressors استقصاء الدفع المحورى على العضور الدوار فى الضواغط النابذة [PDF]

open access: yesJournal of Engineering Research - Egypt, 2019
الهدف من البحث هو دراسة وتحليل والتعين الدقيق للدفع المحورى علىالعضو الدوار فى الضواغط الطاردة المرکزية. نشرح العوامل التى تؤثر علىالدفع المحورى مثل زيادة الأحمال على ضاغط ثانى أکسيد الکربون عنأوضاع التشغيل التصميمية له .
Aly Elzahaby   +3 more
doaj   +1 more source

Prediction of Non-Uniform Distorted Flows, Effects on Transonic Compressor Using CFD, Regression Analysis and Artificial Neural Networks

open access: yesApplied Sciences, 2021
Non-uniform inlet flows frequently occur in aircrafts and result in chronological distortions of total temperature and total pressure at the engine inlet.
Muhammad Umer Sohail   +7 more
doaj   +1 more source

VIGV Angle Optimization for Subsonic Axial Flow Compressor [PDF]

open access: yesINCAS Bulletin, 2020
Long-term performance of an axial-flow compressor by the scheduling of inlet guide vanes at off-design conditions has been studied in this paper. The compressors are used in various industries and in aviation sectors for different operations at different
Prabhat SINGH, Dharmahinder Singh CHAND
doaj   +1 more source

Endwall Blockage in Axial Compressors [PDF]

open access: yesVolume 1: Turbomachinery, 1998
This paper presents a new methodology for quantifying compressor endwall blockage and an approach, using this quantification, for defining the links between design parameters, flow conditions, and the growth of blockage due to tip clearance flow. Numerical simulations, measurements in a low speed compressor, and measurements in a wind tunnel designed ...
A. S. Khalsa   +7 more
openaire   +3 more sources

Performance simulation of multi-stage axial-flow compressor of turbo-shaft engine with account for erosive wear nonlinearity of its blades

open access: yesНаучный вестник МГТУ ГА, 2020
The construction and useful practice of gas-turbine engine diagnosis systems depend largely on the availability of the engine mathematical models and its certain components in their structure.
V. A. Potapov, A. A. Sanko
doaj   +1 more source

Effect of Different Types of External Guide Vanes on the Performance of High-Pressure Centrifugal Compressor [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2023
In order to reduce exit swirl and obtain the desired Mach number, axial exit guide vanes (EGV) are often employed in a centrifugal compressor. NASA CC3 compressor, with wedge vane diffuser and without EGV, is considered as the base model for the analysis
P. Niveditha, B. S. Gopi
doaj   +1 more source

Stochastic axial compressor variable geometry schedule optimisation [PDF]

open access: yes, 2011
The design of axial compressors is dictated by the maximisation of flow efficiency at on design conditions whereas at part speed the requirement for operation stability prevails.
Arias, M.   +3 more
core   +1 more source

Numerical simulation of the non-uniform flow in a full-annulus multi-stage axial compressor with the harmonic balance method

open access: yesAdvances in Mechanical Engineering, 2020
To improve the understanding of unsteady flow in modern advanced axial compressor, unsteady simulations on full-annulus multi-stage axial compressor are carried out with the harmonic balance method.
Haiou Sun   +4 more
doaj   +1 more source

Test problem of flow modelling in the Rotor 37 compressor stage

open access: yesАвіаційно-космічна техніка та технологія, 2023
The subject of the study is the dependence of the degree of pressure increase on the airflow in the impeller of the axial compressor degree. The object of study is the Rotor 37 axial compressor.
Andrii Duliepov   +4 more
doaj   +1 more source

Loss in Axial Compressor Bleed Systems [PDF]

open access: yesVolume 2A: Turbomachinery, 2019
Abstract Loss in axial compressor bleed systems is quantified, and the loss mechanisms identified, in order to determine how efficiency can be improved. For a given bleed air pressure requirement, reducing bleed system loss allows air to be bled from further upstream in the compressor, with benefits for the thermodynamic cycle.
Grimshaw, SD   +3 more
openaire   +3 more sources

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