Results 11 to 20 of about 4,068 (307)

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

International 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, Ningyu Liu, Hong Ngiap Lim, Daniel Tan   +3 more
doaj   +2 more sources

Aerodynamic design and numerical simulation of mixed-axial flow multi-stage compressor

Zhongguo Jianchuan Yanjiu, 2018
[Objectives] The performance of a gas turbine engine can be determined by the performance of the compressor. As one of the core components of a gas turbine engine,the design of the compressor is of critical importance in the design of the engine overall.[
ZHANG Xiaoyang, CHEN Xuanyu, LI Liangcai, REN Huan   +3 more
doaj   +1 more source

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

Научный 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

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

Applied 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, Hossein Raza Hamdani, Asad Islam, Khalid Parvez, Abdul Munem Khan, Usman Allauddin, Muhammad Khurram, Hassan Elahi   +7 more
doaj   +1 more source

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

Advances 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, Meng Wang, Zhongyi Wang, Song Wang, Franco Magagnato   +4 more
doaj   +1 more source

Numerical Investigation on Flow Field Distribution of Eccentric Compressors Based on Steady and Unsteady CFD Methods

Energies, 2020
The tip clearance has an important effect on the performance of an engine compressor. While the impact of tip clearance on a concentric compressor has been widely explored in previous research, the flow field distribution of an eccentric compressor has ...
Chao Jiang, Jun Hu, Jiayu Wang, Longteng Cong   +3 more
doaj   +1 more source

Aero-acoustic performance of a continuous transonic wind-tunnel axial-flow compressor

Xibei Gongye Daxue Xuebao, 2022
A three-stage axial-flow compressor was developed for a continuous transonic wind tunnel. The rotor-stator spacing and the ratio of number of rotor blades to number of stator vanes were properly chosen for the purpose of aero-acoustic noise suppression ...
LONG Bingxiang, CHEN Jiming, CHEN Zhenhua, LIU Zongzheng, LIAO Daxiong   +4 more
doaj   +1 more source

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

Journal 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 Experimental Facility with the High-Speed Moving Endwall for Axial Compressor Leakage Flow Research

Aerospace, 2023
The moving endwall has a great influence on the development and stability of axial compressor leakage flow. This paper presents a novel experimental facility with a high-speed moving endwall for studying axial compressor leakage flow.
Hefang Deng, Kailong Xia, Jinfang Teng, Xiaoqing Qiang, Mingmin Zhu, Shaopeng Lu   +5 more
doaj   +1 more source

Comparative Study of the Performance Improvement of an Axial Compressor with a Micro-Vortex Generator and a Suction Slot [PDF]

Journal of Applied Fluid Mechanics, 2023
Flow control methods have been gradually applied to improve the flow field characteristics of axial compressors. However, most of the current research is focused on the cascade, and few studies have taken a compressor as the research object. Therefore, a
S. Ma, X. L. Sun, W. Cheng, W. L. Chu
doaj   +1 more source