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Aerodynamic design of three-stage vaneless counter-rotating turbine
aerodynamic design criterion three-dimensional simulation
2014/8/11
An aerodynamic design criterion was discussed for the 1+3/2 counter-rotating turbine by analyzing the velocity triangles. There are 8 key aerodynamic parameters in the criterion, based on the consider...
Computations of the acoustic field in an annular gas turbine combustion chamber
acoustics CFD gas turbine hybrid approach LES
2010/3/11
The acoustic field in an annular gas turbine combustion chamber is determined using a hybrid approach. The flow solver is based on Large Eddy Simulations to account for turbulence and on a flamelet-ba...
Application of a cross flow fan as wind turbine
cross flow fan wind turbine wind power CFD PIV
2010/3/11
Investigations of the flow structure in a cross flow wind turbine are presented. To determine the flow field, CFD simulations and PIV measurements were carried out. These results are the starting poin...
Numerical optimization of a high pressure steam turbine stage
HP axial-flow turbine stage blade shape optimization simplex method blade lean and twist 3D RANS solver
2010/3/12
Blading of a high-pressure (HP) steam turbine stage is optimized using an idea of direct constraint optimization. The objective function to be minimized is the enthalpy loss of the stage. A simplex me...
An experimental investigation of the unsteady flow in a two-stage low-pressure research turbine
axial flow turbine hot-wire measurements rotor-stator aerodynamic interaction
2010/3/12
Results of an experimental investigation of the unsteady flow in a two-stage low-pressure large-scale research turbine are presented. Velocity and turbulence measurements were performed upstream and d...
Method of increasing steam turbine control stage efficiency
Method of increasing steam turbine control stage efficiency
2010/3/15
Method of increasing steam turbine control stage efficiency.