Nothing Special   »   [go: up one dir, main page]

Ba et al., 2020 - Google Patents

Design optimization of axial slot casing treatment in a highly-loaded mixed-flow compressor

Ba et al., 2020

Document ID
3778278329247730741
Author
Ba D
Zhang Q
Du J
Li Z
Zhang H
Nie C
Publication year
Publication venue
Aerospace Science and Technology

External Links

Snippet

In this paper, a novel axial slot casing treatment design is introduced via optimization to improve the stall margin of the compressor with minimal efficiency loss. Besides the conventional design parameters including the height, length, position, inclination angle and …
Continue reading at www.sciencedirect.com (other versions)

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or anti-vibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F01D5/145—Means for influencing boundary layers or secondary circulations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or anti-vibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F01D5/142—Shape, i.e. outer, aerodynamic form of the blades of successive rotor or stator blade-rows
    • F01D5/143—Contour of the outer or inner working fluid flow path wall, i.e. shroud or hub contour
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06F—ELECTRICAL DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/50—Computer-aided design
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies
    • Y02T50/67—Relevant aircraft propulsion technologies
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06F—ELECTRICAL DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/20—Handling natural language data

Similar Documents

Publication Publication Date Title
Ba et al. Design optimization of axial slot casing treatment in a highly-loaded mixed-flow compressor
Sieverding et al. Design of industrial axial compressor blade sections for optimal range and performance
Ma et al. Optimization of discrete cavities in a centrifugal compressor to enhance operating stability
Vuong et al. Recirculation-groove coupled casing treatment for a transonic axial compressor
Shahpar et al. Aerodynamic optimization of high-pressure turbines for lean-burn combustion system
Kan et al. Effects of vortex dynamics mechanism of blade-end treatment on the flow losses in a compressor cascade at critical condition
Joly et al. Differential evolution based soft optimization to attenuate vane–rotor shock interaction in high-pressure turbines
Das et al. Performance improvement of a Wells turbine through an automated optimization technique
Wang et al. Research on the lean and swept optimization of a single stage axial compressor
Lu et al. Design optimization of a transonic compressor blade with sweep and lean integrated with axial slot casing treatment
Joly et al. Multidisciplinary design optimization of a compact highly loaded fan
Sun et al. The influence of diversified forward sweep heights on operating range and performance of an ultra-high-load low-reaction transonic compressor rotor
Lu et al. Design strategy of axial slot casing treatment for a transonic compressor rotor based on parametric analysis
Da et al. Optimization of a transonic axial-flow compressor under inlet total pressure distortion to enhance aerodynamic performance
Ba et al. Design optimization of a hybrid casing treatment based on axial momentum budget analysis in the tip flow region
Li et al. Effect of nonuniform tip clearance on the performance of transonic axial compressors
Chaquet et al. Using genetic algorithms to improve the thermodynamic efficiency of gas turbines designed by traditional methods
Ma et al. Stability enhancement of a centrifugal compressor using inclined discrete cavities
Guo et al. Numerical study on the stability enhancement mechanism of self-recirculating casing treatment in a counter-rotating axial-flow compressor
Ding et al. Numerical investigation of the effect of blade distortion laws on the corner flow separation of the axial-flow fan
Xu et al. Correlation of solidity, aspect ratio and compound lean blade in compressor cascade design
Li et al. Optimization strategy for a single-stage axisymmetric hub endwall in axial compressor by a modified transonic area rule
Xie et al. Computational Fluid Dynamics Modeling Three‐Dimensional Unsteady Turbulent Flow and Excitation Force in Partial Admission Air Turbine
Zakeralhoseini et al. The influence of splitter blades and meridional profiles on the performance of small-scale turbopumps for ORC applications; analysis, neural network modeling and optimization
Fan et al. Integrated Design of Axial Slot Casing Treatment and Blades in a Low-Speed Single Stage Axial Compressor