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B. Lakshminarayana

Researcher at Pennsylvania State University

Publications -  34
Citations -  744

B. Lakshminarayana is an academic researcher from Pennsylvania State University. The author has contributed to research in topics: Turbomachinery & Turbulence. The author has an hindex of 16, co-authored 34 publications receiving 728 citations.

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An Assessment of Computational Fluid Dynamic Techniques in the Analysis and Design of Turbomachinery—The 1990 Freeman Scholar Lecture

TL;DR: Recommendations are presented with regard to the most appropriate technique for various flow regimes and types of turbomachinery, incompressible and compressible flows, cascades, rotors, stators, liquid- handling, and gas-handling turbomachineries.
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Mean velocity and decay characteristics of the guidevane and stator blade wake of an axial flow compressor

TL;DR: In this article, a single sensor hot wire probe was employed to determine the three mean velocity components of stator and IGV wakes of a single stage compressor, and the wake profiles indicated a varying decay rate of the tangential and axial wake velocity components.

Techniques for aerodynamic and turbulence measurements in turbomachinery rotors

TL;DR: In this paper, a review of rotor flow measurement techniques is presented, with particular reference to the measurement of the three-dimensional mean velocity, turbulence intensity, Reynolds stresses, static and stagnation pressures, and blade surface measurements.
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Mean Velocity and Decay Characteristics of the Near and Far-Wake of a Compressor Rotor Blade of Moderate Loading

TL;DR: In this paper, the authors reported the experimental study of the three-dimensional characteristics of the mean velocity in the wake of a moderately loaded compressor rotor blade, which was taken with a three-sensor hot-wire probe rotating with the rotor.
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Three-Dimensional Navier–Stokes Computation of Turbomachinery Flows Using an Explicit Numerical Procedure and a Coupled k–ε Turbulence Model

TL;DR: In this paper, an explicit, three-dimensional, coupled Navier-Stokes/k-∈ technique has been developed and successfully applied to complex internal flow calculations Several features of the procedure, which enable convergent and accurate calculation of high Reynolds number two-dimensional cascade flows, have been extended to three dimensions, including a low Reynolds number compressible form of the k∈ turbulence model, local time-step specification based on hyperbolic and parabolic stability requirements, and eigenvalue and local velocity scaling of artificial dissipation operators.