A Review of Rotating Stall in Vaneless Diffuser of Centrifugal Compressor
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Thermal Science"
DOI: 10.1007/s11630-020-1261-y
Abstract: At present, off-design centrifugal compressor suffers from great instabilities, such as rotating stall and surge, which lead to work failure, strong pressure fluctuations, and violent vibrations of the entire system. One cause of these instabilities… read more here.
Keywords: vaneless diffuser; centrifugal compressor; rotating stall;
Investigation of stall process flow field in transonic centrifugal compressor with volute
Sign Up to like & getrecommendations! Published in 2018 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2018.07.047
Abstract: Abstract Owing to the asymmetric structure of the volute, the internal flow field in a centrifugal compressor is circumferentially non-uniform. Previous studies have paid little attention to whether the circumferentially non-uniform flow field has an… read more here.
Keywords: centrifugal compressor; process; shock wave; flow field ... See more keywords
Numerical and experimental investigation of flow mechanism and application of tandem-impeller for centrifugal compressor
Sign Up to like & getrecommendations! Published in 2020 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2020.105819
Abstract: Abstract The research on tandem impeller technology for centrifugal compressors has not been conducted in a systematic manner and remains incomplete. The lack of insight regarding the flow structure variations between tandem impellers with different… read more here.
Keywords: tandem impeller; impeller; flow; centrifugal compressor ... See more keywords
Performance enhancement of a centrifugal compressor stage using profiled end wall (PEW) treatments in the radial vaned diffuser
Sign Up to like & getrecommendations! Published in 2021 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2020.106488
Abstract: Abstract Profiled End Wall (PEW) is an effective method that has been employed in recent years in the field of axial flow turbines as a means to reduce secondary flows and associated losses leading to… read more here.
Keywords: compressor; centrifugal compressor; end wall; pew ... See more keywords
Reynolds-number-dependent efficiency characterization of a micro-scale centrifugal compressor using non-conventional working fluids
Sign Up to like & getrecommendations! Published in 2018 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2018.09.055
Abstract: Abstract The selection of working fluids other than air is a key issue in improving the efficiency of new thermodynamic cycles intended for low-to-moderate temperature small power plants. The aim of this paper is to… read more here.
Keywords: micro scale; working fluids; reynolds number; centrifugal compressor ... See more keywords
Air Conditioning Cycle Simulations Using a Ultrahigh-Speed Centrifugal Compressor for Electric Vehicle Applications
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Refrigeration"
DOI: 10.1016/j.ijrefrig.2021.07.030
Abstract: Abstract Electric vehicles (EVs) are an increasingly popular option to decrease global greenhouse emissions in the transportation sector. The largest limiting factor is their range, significantly decreased by the cooling load required. In conjunction with… read more here.
Keywords: speed; centrifugal compressor; air conditioning; ultrahigh speed ... See more keywords
Multi-objective optimization of the centrifugal compressor impeller in 130 kW PEMFC through coupling SVM with NSGA -III algorithms
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Green Energy"
DOI: 10.1080/15435075.2021.1904942
Abstract: ABSTRACT Centrifugal compressor is a typical air compressor, which is an important subcomponent of the air supply system in fuel cell system. Optimizing the designing structure of centrifugal compressor plays significant influence on the output… read more here.
Keywords: objective optimization; compressor; multi objective; centrifugal compressor ... See more keywords
Research on Running Status Monitoring and Rotating Blade Crack Detection of Large-Scale Centrifugal Compressor Based on Blade Tip Timing Technique
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2022.3231270
Abstract: The impeller is one of the core components of a large-scale centrifugal compressor, and its performance directly affects the stability and safety of the centrifugal compressor. The non-contact measurement technology, blade tip timing (BTT), has… read more here.
Keywords: scale centrifugal; large scale; centrifugal; monitoring rotating ... See more keywords
Improvement in the stability of a turbocharger centrifugal compressor by tip leakage control
Sign Up to like & getrecommendations! Published in 2017 at "Proceedings of the Institution of Mechanical Engineers, Part D: Journal of Automobile Engineering"
DOI: 10.1177/0954407016656543
Abstract: The occurrence of surge or stall in a centrifugal compressor and the role of the tip clearance flow in the instability in the centrifugal compressor are investigated in this study. A computational method is used… read more here.
Keywords: tip leakage; compressor; centrifugal compressor; injection ... See more keywords
Stall inception induced by the volute tongue at centrifugal compressor inlet
Sign Up to like & getrecommendations! Published in 2017 at "Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering"
DOI: 10.1177/0954410016645127
Abstract: The stall and surge directly impact on the safety and reliability of compressors. The spike-type and modal-type stall inception exist in compressors. At present, few studies pay attention to the stall inception of centrifugal compressor,… read more here.
Keywords: volute tongue; stall inception; stall; centrifugal compressor ... See more keywords
Effects of volute’s asymmetry on the performance of a turbocharger centrifugal compressor
Sign Up to like & getrecommendations! Published in 2018 at "Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering"
DOI: 10.1177/0954410016670418
Abstract: The effects of the volute’s asymmetry on the performance of a turbocharger centrifugal compressor were studied using steady simulations and theoretical analysis. According to the steady simulation results, it is found that the volute’s asymmetry… read more here.
Keywords: asymmetry; centrifugal compressor; performance; volute asymmetry ... See more keywords