Results 21 to 30 of about 1,277 (217)

Rapid Modeling Method for Performance Prediction of Centrifugal Compressor Based on Model Migration and SVM

IEEE Access, 2017
An accurate model is important for design and optimization control of centrifugal compressor. However, due to the varying operation conditions and the complexity of the flow dynamics inside it, establishing a satisfaction model of a new compressor is ...
Fei Chu, Bangwu Dai, Wei Dai, Runda Jia, Xiaoping Ma, Fuli Wang   +5 more
doaj   +1 more source

Spatiotemporal Evolution and Fluctuation Characteristics of a Centrifugal Compressor under Near-Stall Conditions and High Mass-Flow Rate

Energies, 2022
Spatiotemporal evolution and fluctuation characteristics of a centrifugal compressor are investigated by numerical simulation under near-stall conditions and with a high mass-flow rate.
Kang Xiao, Zhengdao Wang, Hui Yang, Yikun Wei   +3 more
doaj   +1 more source

Direction for High-Performance Supercritical CO₂ Centrifugal Compressor Design for Dry Cooled Supercritical CO₂ Brayton Cycle

Applied Sciences, 2019
To overcome the degradation of the cycle efficiency of a supercritical carbon dioxide (S-CO2) Brayton cycle with dry cooling, this study proposes an improved design of an S-CO2 centrifugal compressor.
Seong Kuk Cho, Seong Jun Bae, Yongju Jeong, Jekyoung Lee, Jeong Ik Lee   +4 more
doaj   +1 more source

Time-Marching Throughflow Analysis of Centrifugal Compressors with Boundary Conditions Based on Newton’s Method

Applied Sciences, 2022
The meridional distribution of the flow parameters inside the centrifugal compressor is of great importance to its overall performance, as well as its matching performance under a thermal cycle.
Chen Yang, Juan Du, Hongwu Zhang, Hu Wu, Qing Tang, Jinguang Yang   +5 more
doaj   +1 more source

The Current State of the Engineering Method for the Optimal Gas-Dynamic Design and Calculation of Centrifugal Compressor

Energies, 2020
In the practice of centrifugal compressor designing, different engineering techniques are widely used because flow motion differential equations cannot be integrated, and Computational fluid dynamics cannot resolve the problem as a whole.
Yuri Galerkin, Aleksey Rekstin, Kristina Soldatova, Aleksandr Drozdov, Olga Solovyeva, Vasiliy Semenovskiy, Lyubov Marenina   +6 more
doaj   +1 more source

PARAMETRIC DIAGNOSTICS OF THE CENTRIFUGAL SUPERCHARGER'S TECHNICAL CONDITION DURING OPERATION

Вестник Дагестанского государственного технического университета: Технические науки, 2018
. Objectives The main aim is to develop a mathematical model of a centrifugal compressor and carry out a parametric diagnostics of a centrifugal supercharger's technical condition during operation.
Regina A. Khuramshina
doaj   +1 more source

Computational Analysis of the Performance Characteristics of a Supercritical CO2 Centrifugal Compressor

Computation, 2018
A centrifugal compressor working with supercritical CO 2 (S-CO 2 ) has several advantages over other supercritical and conventional compressors. S-CO 2 is as dense as the liquid CO 2 and becomes difficult to compress. Thus,
Senthil Kumar Raman, Heuy Dong Kim
doaj   +1 more source

Small Radial Compressors: Aerodynamic Design and Analysis

International Journal of Rotating Machinery, 1998
This paper presents a computational procedure for the analysis of steady one-dimensional centrifugal compressor. The numerical model is based on the conservation principles of mass, momentum and energy, and has been utilized to predict the operational ...
K. A. R. Ismail, C. V. A. G. Rosolen, F. J. Benevenuto, D. Lucato   +3 more
doaj   +1 more source

Advanced 3D Platforms for Modeling CNS Neuroinflammation: Cell Integration, Techniques, and Challenges

Advanced Healthcare Materials, EarlyView.
This review summarizes the roles of key central nervous system cell types, the extracellular matrix, and the blood‐brain barrier in neuroinflammation, and their integration into diverse 3D culture systems. It examines major incorporation strategies, including direct co‐culture, hydrogel encapsulation, transwell migration assays, and bioprinting ...
Emmanuelle D. Aiyegbusi, Julia Di Stefano, Dearbhaile Dooley   +2 more
wiley   +1 more source

Method of aerodynamic improvement of axial and centrifugal compressor stages of gas turbine engines

Авіаційно-космічна техніка та технологія
The development of approaches to aerodynamic improvement of compressor stages of gas turbine engines based on numerical modeling of three-dimensional turbulent gas flows remains a pressing task, which is of great importance for the design and ...
Natalya Zinevich
doaj   +1 more source