the financial support provided by the National Science and Technology Major Project(J2019-Ⅳ-0008-0076,No.2019-Ⅱ-0010-0030);Natural Science Fund for Excellent Young Scholars of Heilongjiang Province(No.YQ2021E023)。
The influence of partitioned profiling design based on a large-pitch highly loaded cascade is studied by numerical simulation.The partitioned profile is mainly composed of a pressure-side convex structure near the lea...
supported by the National Natural Science Foundation of China(Youth Program No.52306058);Natural Science Foundation of Tianjin Municipal Science and Technology Commission(Youth Program No.22JCQNJC00050);the Open Fund of Key Laboratory of Civil Aircraft Airworthiness Technology(No.SH2021111908);the Fundamental Research Funds for the Central Universities(No.3122024PT15)。
A new passive control approach,utilizing bionic slanting riblets,is employed to mitigate the flow close to the blade endwall in a linear cascade,and its effectiveness and mechanism in controlling corner separation are...
funded by the National Science and Technology Major Project(J2019-II-0016-0037).
The high-load compressor plays an important role in further improving the performance of aero-engine.However,the complex shock waves in the cascade channel also bring more aerodynamic losses.This paper proposes a supe...
supported by the Czech Science Foundation(GACR)(Grant No.20-11537S);Institutional support RVO:61388998。
The paper reports on 3D numerical simulations of unsteady compressible airflow in a blade cascade consisting of flat profiles using a hybrid LES/RANS approach including a transition model.As a first step towards simul...
supported by National Natural Science Foundation of China(Grant No.52125604)。
Combined cooling and power(CCP)system driven by low-grade heat is promising for improving energy efficiency.This work proposes a CCP system that integrates a regenerative organic Rankine cycle(RORC)and an absorption c...
financially supported by the National Science and Technology Major Project(2017-II-0007-0021)。
Transonic tandem cascades can effectively increase the working load,and this feature conforms with the requirement of the large loads and pressure ratios of modern axial compressors.This paper presents an optimization...
Theoretical and numerical study was carried out based on a linear turbine cascade(the Basic cascade)to compare the influences of the increased cascade pitch and turning angle in this paper.On one hand,the two highly-l...
supported by the National Science and Technology Major Project(2017-Ⅱ-0004-0017)。
A compressor test platform was designed in the purpose of easy assembly and cost-saving tests.New design concepts were firstly used on the test platform and iterative revisions were conducted to verify the effects,whi...
In this study,Bayesian parameter calibration is applied to Saplart-Allmaras(SA)turbulence model,and the prediction improvement by the calibrated model is demonstrated.The quantity of interest(QOI)is the pitch-wise dis...
supported by the Long-Term Development Concept of Research Organization provided by the Ministry of Industry and Trade of the Czech Republic.
The kinetic energy loss and the secondary loss downstream of a high turning nozzle cascade were investigated.Influence of the incidence angle(i=-25°,0°and 25°)and Reynolds number(Re_(2,is)=0.8×10^(5),1.2×10^(5),...