Results 21 to 30 of about 39,508 (260)

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

Computational Study in Centrifugal Compressor [PDF]

open access: yesINCAS Bulletin, 2018
The active control for centrifugal compressor systems consists in using, monitoring and managing the sensors to detect fluid disturbances, the actuators to introduce desired perturbations and a suitable controller to determine the optimal actuator ...
Irina-Carmen ANDREI, Gabriela STROE
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

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

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

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

An Improved Integral Method for Prediction of Distorted Inlet Flow Propagation in Axial Compressor

open access: yesInternational Journal of Rotating Machinery, 2005
An improved integral method is proposed and developed for the quantitative prediction of distorted inlet flow propagation through axial compressor. The novel integral method is formulated using more appropriate and practical airfoil characteristics, with
Eddie Yin-Kwee Ng   +3 more
doaj   +2 more sources

Experimental and model investigations of SPS casing treatment on a two-stage compressor

open access: yesPropulsion and Power Research, 2021
This paper will first carry out experimental investigations on a test compressor which is a large-scale, two-stage and low-speed axial one to evaluate the participation of a novel casing treatment (stall precursor-suppressed casing treatment, SPS CT ...
Xu Dong   +3 more
doaj   +1 more source

Design and optimization of fuel injection of a 50 kW micro turbogas [PDF]

open access: yes, 2018
The present article deals with the design of a micro turbogas turbine suitable for on board applications, e.g., as a power generator on hybrid transit bus, characterized by a simple constructive approach.
Achille, Manuele, Capata, Roberto
core   +1 more source

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