Reduced dissipation AUSM-family fluxes: HR-SLAU2 and HR-AUSM+-up for high resolution unsteady flow simulations

K Kitamura, A Hashimoto - Computers & Fluids, 2016 - Elsevier
The reduced dissipation approach is applied to AUSM-family flux functions of SLAU2 (as
well as its predecessor, SLAU) and AUSM+-up for high resolution simulations. In this …

Modeling Multiphase Effects in CO2 Compressors at Subcritical Inlet Conditions

A Hosangadi, Z Liu, T Weathers… - … of Engineering for …, 2019 - asmedigitalcollection.asme.org
An advanced numerical framework to model CO2 compressors over a wide range of
subcritical conditions is presented in this paper. Thermodynamic and transport properties …

Numerical Predictions of Mean Performance and Dynamic Behavior of a 10 MWe SCO2 Compressor With Test Data Validation

A Hosangadi, T Weathers, J Liu… - … for Gas Turbines …, 2022 - asmedigitalcollection.asme.org
High-fidelity aerodynamic analysis has been demonstrated for mean performance and
unsteady dynamics in a sCO2 compressor designed by Hanwha Power Systems Americas …

Extension and comparative study of AUSM-family schemes for compressible multiphase flow simulations

K Kitamura, MS Liou, CH Chang - Communications in Computational …, 2014 - cambridge.org
Several recently developed AUSM-family numerical flux functions (SLAU, SLAU2, AUSMM+-
up2, and AUSMPW+) have been successfully extended to compute compressible …

Efficient design method for applying vortex generators in turbomachinery

J Li, L Ji - Journal of Turbomachinery, 2019 - asmedigitalcollection.asme.org
Secondary flow limits the aerodynamic loading level of turbomachinery. Vortex generators
(VGs) offer the potential to attenuate secondary flow when implemented at the endwall of the …

Numerical Simulation of Non-Equilibrium Condensation in Supercritical CO2 Compressors

KW Brinckman, A Hosangadi… - … expo: power for …, 2019 - asmedigitalcollection.asme.org
There is increasing interest in supercritical CO2 processes, such as Carbon Capture and
Storage, and electric power production, which require compressors to pressurize CO2 …

Feedback game-based shared control scheme design for emergency collision avoidance: A fuzzy-linear quadratic regulator approach

X Ji, K Yang, X Na, C Lv, Y Liu… - Journal of …, 2019 - asmedigitalcollection.asme.org
Driver-machine shared control scheme opens up a new frontier for the design of driver
assistance system, especially for improving active safety in emergency scenario. However …

[HTML][HTML] Artificial diffusion for convective and acoustic low Mach number flows I: Analysis of the modified equations, and application to Roe-type schemes

J Hope-Collins, L di Mare - Journal of Computational Physics, 2023 - Elsevier
Three asymptotic limits exist for the Euler equations at low Mach number-purely convective,
purely acoustic, and mixed convective-acoustic. Standard collocated density-based …

Enhancing convergence and accuracy: A comparative study of preconditioning for steady, laminar, and high gradient flows over a wide range of Mach numbers

MM Khorasani, A Mohammadi… - International Journal of …, 2024 - World Scientific
This paper introduces a novel platform that integrates three preconditioning matrices based
on conservative variables: the Turkel, Choi–Merkle and Onur matrices. The platform aims to …

Advancement of Shock Capturing Computational Fluid Dynamics Methods

K Kitamura - Springer Singapore. doi, 2020 - Springer
Advancement of Shock Capturing Computational Fluid Dynamics Methods Page 1 Keiichi
Kitamura Advancement of Shock Capturing Computational Fluid Dynamics Methods Numerical …