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Optimal ratio of bend channel in centrifugal compressor

WEN Suping, HU Xiaowen, LI Tingbin, ZHANG Yong, WANG Jun

Frontiers in Energy 2008, Volume 2, Issue 4,   Pages 381-385 doi: 10.1007/s11708-008-0084-4

Abstract: A numerical investigation on the flow in a bend channel by coupling the impeller with the vaneless diffuserin a centrifugal compressor with different ratios (bend radius to bend channel width ) is presentedThe jet-wake effect of the impeller outlet is considered and flow pattern in the bend channel and theperformance of the centrifugal compressor stage are investigated.indicate that there is an optimal ratio for increasing the stage efficiency to the highest for a specific compressor

Keywords： specific compressor     different     centrifugal compressor     pressure     impeller    

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Damage mechanism and evaluation model of compressor impeller remanufacturing blanks: A review

Haiyang LU, Yanle LI, Fangyi LI, Xingyi ZHANG, Chuanwei ZHANG, Jiyu DU, Zhen LI, Xueju RAN, Jianfeng LI, Weiqiang WANG

Frontiers of Mechanical Engineering 2019, Volume 14, Issue 4,   Pages 402-411 doi: 10.1007/s11465-019-0548-8

Abstract: Large centrifugal compressor impeller blanks were used as the study object.For ultra-high cycle fatigue damage, the characteristics of ultra-high cycle fatigue of the impellerFor corrosion damage, the electrochemical and stress corrosion behaviors of the impeller material andfindings provide theoretical and evaluation model support for the analysis and evaluation of large centrifugalcompressor impellers before remanufacturing.

Keywords： remanufacturing     centrifugal compressor impeller     remanufacturing blank     damage mechanism     evaluation model    

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Centrifugal compressor blade optimization based on uniform design and genetic algorithms

SHU Xinwei, GU Chuangang, XIAO Jun, GAO Chuang

Frontiers in Energy 2008, Volume 2, Issue 4,   Pages 453-456 doi: 10.1007/s11708-008-0083-5

Abstract: An optimization approach to centrifugal compressor blade design, incorporating uniform design methodobjective function, this optimization approach has been applied to the optimum design of a certain centrifugalcompressor blades.results, compared with those of the original one, show that isentropic efficiency of the optimized impeller

Keywords： information     computational     centrifugal compressor     regression analysis     CFD    

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Performance analysis of a centrifugal compressor with variable inlet guide vanes

XIAO Jun, GU Chuangang, SHU Xinwei, GAO Chuang

Frontiers in Energy 2007, Volume 1, Issue 4,   Pages 473-476 doi: 10.1007/s11708-007-0070-6

Abstract: The flow in a centrifugal compressor stage with variable inlet guide vanes (VIGVs) is investigated by

Keywords： performance     numerical simulation     performan     centrifugal compressor    

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Discussion on back-to-back two-stage centrifugal compressor compact design techniques

Lei HUO, Huoxing LIU

Frontiers of Mechanical Engineering 2013, Volume 8, Issue 4,   Pages 390-400 doi: 10.1007/s11465-013-0278-2

Abstract:

Design a small flow back-to-back two-stage centrifugal compressor in the aviation turbocharger, thecompressor is compact structure, small axial length, light weighted.Therefore, the stationary part of the back-to-back two-stage centrifugal compressor should pay full attention

Keywords： back-to-back     two-stage     centrifugal compressor     design     Internal flow    

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Noise reduction for centrifugal fan with non-isometric forward-swept blade impeller

MA Jianfeng, QI Datong, MAO Yijun

Frontiers in Energy 2008, Volume 2, Issue 4,   Pages 433-437 doi: 10.1007/s11708-008-0082-6

Abstract: To reduce the noise of the T9-19No.4A centrifugal fan, whose impeller has equidistant forward-swept bladesThe test results are discussed in detail and the effect of the noise reduction method for a centrifugal

Keywords： different     reference     aerodynamic performance     centrifugal     impeller    

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Cavitation in semi-open centrifugal impellers for a miniature pump

LUO Xianwu, LIU Shuhong, ZHANG Yao, XU Hongyuan

Frontiers in Energy 2008, Volume 2, Issue 1,   Pages 31-35 doi: 10.1007/s11708-008-0011-8

Abstract: Cavitation in miniature pumps was investigated experimentally for two semi-open centrifugal impellersAlthough both impellers had the same blade cross-section, one impeller had a two-dimensional blade, whileThe average cavitation performance of each impeller was satisfactorily predicted by the numerical simulationscavitation performances as an ordinary-size pump, with the cavitation performance of the semi-open impellerAlso, both the hydraulic and cavitation performance of the semi-open impeller were improved by the leaned

Keywords： cavitation performance     semi-open impeller     increased     two-dimensional     efficiency    

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Experiment and surge analysis of centrifugal two-stage turbocharging system

HE Yituan, MA Chaochen

Frontiers of Mechanical Engineering 2008, Volume 3, Issue 4,   Pages 365-368 doi: 10.1007/s11465-008-0073-7

Abstract: To study a centrifugal two-stage turbocharging system’s surge and influencing factors, a special testthat the measured parameters such as air mass flow and rotation speed of a high pressure (HP) stage compressorstandard condition according to the Mach number similarity criterion, because the air flow in a HP stage compressor

Keywords： auto-modeling     compressor     Reynolds number     characteristic     standard condition    

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Investigation into the influence of diffuser stagger angles on the flow field and performance of a centrifugalcompressor

XI Guang, DING Haiping, YUAN Minjian, ZHANG Chunmei, ZHOU Li

Frontiers in Energy 2007, Volume 1, Issue 3,   Pages 290-294 doi: 10.1007/s11708-007-0041-7

Abstract: The performance graphs of a centrifugal compressor under different diffuser stagger angles were measuredstagger angle is altered; the influence of different stagger angles of vanes on the flow field inside the centrifugalcompressor is great.

Keywords： diffuser stagger     incidence     different stagger     flow     centrifugal compressor    

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Assessment of fatigue life of remanufactured impeller based on FEA

Lei XU,Huajun CAO,Hailong LIU,Yubo ZHANG

Frontiers of Mechanical Engineering 2016, Volume 11, Issue 3,   Pages 219-226 doi: 10.1007/s11465-016-0394-x

Abstract:

Predicting the fatigue life of remanufactured centrifugal compressor impellers is a critical problemspectrum was compiled by the rain-flow counting method based on the comprehensive consideration of the centrifugalResults showed that the load amplitude greatly affected fatigue life, the impeller was protected from

Keywords： remanufactured impeller     fatigue life     impeller failures     finite element analysis (FEA)    

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Recent progress in hydrodynamic characteristics research and application of annular centrifugal extractors

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 6,   Pages 854-873 doi: 10.1007/s11705-022-2156-0

Abstract: The annular centrifugal extractor (ACE) integrates mixing and separation.

Keywords： annular centrifugal extractor     hydrodynamic characteristics     structure optimization     the latest application    

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Mesoscale fabrication of a complex surface for integral impeller blades

Xibin WANG,Tianfeng ZHOU,Lijing XIE,Li JIAO,Zhibing LIU,Zhiqiang LIANG,Pei YAN

Frontiers of Mechanical Engineering 2017, Volume 12, Issue 1,   Pages 116-131 doi: 10.1007/s11465-017-0426-1

Abstract:

Integral impeller is the most important component of a mini-engine.However, the machining of a mesoscale impeller with a complex integral surface is difficult because ofFor the fabrication of a complex integral impeller, a micro-ball-end mill is designed in accordance withSubsequently, fractal theory is applied to characterize the surface quality of the integral impeller.The fractal theory-based characterization shows that the completed mesoscale integral impeller exhibits

Keywords： mesoscale fabrication     micro-milling tool     mesoscale milling     impeller blade    

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Application of high-turning bowed compressor stator to redesign of highly loaded fan stage

LI Shaobin, SU Jiexian, WANG Zhongqi

Frontiers in Energy 2008, Volume 2, Issue 4,   Pages 534-540 doi: 10.1007/s11708-008-0066-6

Abstract: A redesign of a highly loaded fan stage by using high-turning bowed compressor stator was conducted.not only to improve the structure and the aerodynamic performances at various operating points of the compressorIt is believed that the highly loaded bowed stator can advance the design of high-performance compressor

Keywords： off-design     different     numerical     contouring technique     high-performance compressor    

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circumferentially pre-swirling coming flow on the crossover and de-swirling cascade of a multistage centrifugalcompressor

WANG Qikun, CHEN Kangmin

Frontiers in Energy 2007, Volume 1, Issue 4,   Pages 435-440 doi: 10.1007/s11708-007-0063-5

Abstract: implemented on aerodynamic performance inside the crossover and de-swirling cascade of a multistage centrifugalcompressor.

Keywords： aerodynamic     investigation     centrifugal     de-swirling     circumferent    

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Numerical simulation of three-dimensional turbulent flow in multistage axial compressor blade row

JIANG Jian, LIU Bo, WANG Yangang, NAN Xiangyi

Frontiers in Energy 2008, Volume 2, Issue 3,   Pages 320-325 doi: 10.1007/s11708-008-0041-2

Abstract: Numerical simulation of three-dimensional turbulent flow in a multistage axial compressor blade row is

Keywords： simulation     compressor     multistage     third-order     three-dimensional turbulent    

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Title Author Date Type Operation

Optimal ratio of bend channel in centrifugal compressor

WEN Suping, HU Xiaowen, LI Tingbin, ZHANG Yong, WANG Jun

Journal Article

Damage mechanism and evaluation model of compressor impeller remanufacturing blanks: A review

Haiyang LU, Yanle LI, Fangyi LI, Xingyi ZHANG, Chuanwei ZHANG, Jiyu DU, Zhen LI, Xueju RAN, Jianfeng LI, Weiqiang WANG

Journal Article

Centrifugal compressor blade optimization based on uniform design and genetic algorithms

SHU Xinwei, GU Chuangang, XIAO Jun, GAO Chuang

Journal Article

Performance analysis of a centrifugal compressor with variable inlet guide vanes

XIAO Jun, GU Chuangang, SHU Xinwei, GAO Chuang

Journal Article

Discussion on back-to-back two-stage centrifugal compressor compact design techniques

Lei HUO, Huoxing LIU

Journal Article

Noise reduction for centrifugal fan with non-isometric forward-swept blade impeller

MA Jianfeng, QI Datong, MAO Yijun

Journal Article

Cavitation in semi-open centrifugal impellers for a miniature pump

LUO Xianwu, LIU Shuhong, ZHANG Yao, XU Hongyuan

Journal Article

Experiment and surge analysis of centrifugal two-stage turbocharging system

HE Yituan, MA Chaochen

Journal Article

Investigation into the influence of diffuser stagger angles on the flow field and performance of a centrifugalcompressor

XI Guang, DING Haiping, YUAN Minjian, ZHANG Chunmei, ZHOU Li

Journal Article

Assessment of fatigue life of remanufactured impeller based on FEA

Lei XU,Huajun CAO,Hailong LIU,Yubo ZHANG

Journal Article

Recent progress in hydrodynamic characteristics research and application of annular centrifugal extractors

Journal Article

Mesoscale fabrication of a complex surface for integral impeller blades

Xibin WANG,Tianfeng ZHOU,Lijing XIE,Li JIAO,Zhibing LIU,Zhiqiang LIANG,Pei YAN

Journal Article

Application of high-turning bowed compressor stator to redesign of highly loaded fan stage

LI Shaobin, SU Jiexian, WANG Zhongqi

Journal Article

circumferentially pre-swirling coming flow on the crossover and de-swirling cascade of a multistage centrifugalcompressor

WANG Qikun, CHEN Kangmin

Journal Article

Numerical simulation of three-dimensional turbulent flow in multistage axial compressor blade row

JIANG Jian, LIU Bo, WANG Yangang, NAN Xiangyi

Journal Article