离心压气机
- 名centrifugal compressor
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本文采用一多功能流体动力学计算软件,详细计算分析了NASA低速离心压气机叶轮内部的三维速度场。
Based on a multifunctional CFD software , the three-dimensional velocity field within the impeller of NASA low-speed centrifugal compressor is computed in detail in this paper .
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通过叶轮三元流动的准正交面法计算得到离心压气机叶轮的增压比。据此对初值不同的Logistic映射序列进行筛选,得到了混沌准正交序列组。
Through a quasi orthogonal calculation of three dimensional flow of the impeller obtained was the pressure ratio of the centrifugal compressor impeller . Chaotic sequences generated from a logistic map with different initial values were checked using the quasi orthogonal criteria to select the qualified sequences .
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离心压气机叶轮的可控涡设计及其CFD比较分析
Aerodynamic design and numerical analysis of centrifugal impeller blades
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离心压气机三元流场计算方法的改进Stokes流边界元的计算
Improvement on the Calculation of Three-dimensional Flow in a Centrifugal Compression Impeller Computational Methods of the Boundary Element for Stokes Flow
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本文对一台单级压比为4/1的离心压气机叶轮内部流动,进行了数值模拟的研究。计算方法基于Jameson格式,湍流模型选择Baldwin-Lomax模型。
This paper presents a numerical study on the impeller flow of a centrifugal compressor with pressure ratio of 4 . Based on Jameson central scheme flow equations are solved with Baldwin-Lomax turbulence enclosure .
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本文介绍了GZ680增压器的离心压气机与轴流透平的气动热力学设计思想及特点。
The thermoaerodynamic design philosophy and features of the centrifugal compressor and the axial turbine of the turbocharger GZ680 are discussed .
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为了研究扩大离心压气机喘振裕度的实用技术,以解决某工程设计中的问题,用三维粘性计算流体力学(CFD)计算软件对离心压气机导风轮轮罩引气措施进行了数值模拟。
In order to investigate the applied techniques that can be used to enlarge the centrifugal compressor surge-margin and to solve the problem in certain engineering design , 3D viscous Computation Fluid Dynamics ( CFD ) code was used to simulate the inducer shroud bleeding effect on centrifugal compressor performance .
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根据数值模拟分析,设计的100kW微型燃气轮机高比转速离心压气机叶轮具有较高的效率和较宽广且平坦的工作特性,可以满足微燃机总体设计对压气机的要求。
The fluid analysis indicates that the designed impeller has higher efficiency and wide , flat work characteristics and can meet the requirement for impeller according to micro gas turbine collective design .
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由此提出的设计准则在ND-TAC实验压气机上得到了验证。此外,本文还研究了自循环式机匣处理在跨音速离心压气机中的应用。
Some design suggestions are presented , and validated by the application in ND-TAC test compressor . Besides , the application of a self recirculation casing treatment on the transonic centrifugal compressor is numerically studied .
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离心压气机初步设计计算模型与性能仿真
Modeling of Centrifugal Compressor Preliminary Design Calculations and Its Performance Simulation
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离心压气机作为主要的增压装置,在国民经济各部门中发挥着非常重要的作用。
Centrifugal compressors play very important roles in many economic sectors .
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两个高比转速离心压气机模型级的设计分析
Analysis on Two Model Stages of High Specific Speed Centrifugal Compressor
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离心压气机叶轮内三元流动的计算与分析
Calculation and analysis of the three-dimen-sional flow in centrifugal compressor impellers
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离心压气机转子内部流场S1/S2全三元迭代解
A full-3D s_1 / s_2 iterative solution in a centrifugal compressor impeller
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离心压气机双列叶栅扩压器设计和试验
Design and Test of Double Row Aerofoil Cascade Diffuser of Centrifugal Compressor
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计及几何参数变化的离心压气机特性分析
Characteristic analysis of a centrifugal compressor with different geometry parameters
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离心压气机转子内近端壁区三维紊流流场
Three-Dimensional Turbulent Flow of the Endwall Region inside a Centrifugal Compressor Impeller
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离心压气机实际气体准三元数值计算
The quasi-3D numberical computation in centrifugal compressor compressing real gas
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离心压气机叶轮流场的S1/S2准三元解的分析
Quasi - 3d solution for the impeller flow - field
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离心压气机周向槽机匣处理方案的对比分析
Numerical analysis of two circumferential groove casing treatments about a centrifugal compressor
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高比转速离心压气机叶轮的设计及其三维流场分析
Design and analysis of high specific speed centrifugal compressor impellers
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几何参数变化对离心压气机性能影响的仿真研究
Centrifugal Compressor Performance Investigation with Changing Some Geometry Parameters Using Simulating Method
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离心压气机叶片扩压器的不稳定流动特征
Experimental Study of Unsteady Flow Characteristics of Vaned Diffuser in Centrifugal Compressor
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大攻角离心压气机优化设计与分析
Optimum design and analysis of a centrifugal compressor with large attack angle
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双级离心压气机回流器流动特点分析
Analysis of the flow in return vanes of a two-stage centrifugal compressor
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级环境下离心压气机扩压器叶片气动优化设计
Aerodynamic Optimization Design of Vaned Diffuser for Centrifugal Compressor under Stage Environment
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离心压气机无叶扩压器旋转失速实验研究
An experimental investigation of rotating stall in a centrifugal compressor with vaneless diffuser
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离心压气机叶片扩压器气动优化设计
Aerodynamic optimization design of vaned diffuser for centifugal compressors
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叶顶间隙泄漏时离心压气机模型级内流动的数值模拟
Numerical Experiment of the Tip Leakage Flow in a Centrifugal Compressor Stage Model
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离心压气机通流反问题的损失模型研究
Loss model application study in the through-flow inverse design approach for centrifugal compressors