The relationship between the nucleation process and boundary conditions on non-equilibrium condensing flow based on the modified model

G Zhang, X Zhang, F Wang, D Wang, Z Jin - International Journal of …, 2019 - Elsevier
The aim of this work is to investigate the relationship between the nucleation process and
boundary conditions on non-equilibrium condensing flow based on the modified model …

Energy, exergy and economic analyses of an optimal use of cryogenic liquid turbine expander in air separation units

C Huo, J Sun, P Song - Chemical Engineering Research and Design, 2023 - Elsevier
Cryogenic liquid turbine expanders have emerged quite recently as a replacement for
traditional Joule-Thomson valves in cryogenic processes for energy saving purpose …

Flow pattern recognition inside a rotodynamic multiphase pump via developed entropy production diagnostic model

C Wang, Y Zhang, J Zhang, J Zhu - Journal of Petroleum Science and …, 2020 - Elsevier
In this study, the visualization experiments and transient numerical simulations of multiphase
flow inside a rotodynamic pump are proposed by considering the interphase forces and …

Exergoeconomic assessment of air separation units for pressurized O2 production incorporating two-phase expanders

CA del Pozo, AJ Alvaro, JJR Casano, S Cloete - Cryogenics, 2022 - Elsevier
Cryogenic air separation units (ASU) are the predominant method for delivering high-purity
pressurized O 2 at large capacities to relevant industrial processes. This study presents an …

Numerical studies of nitrogen spontaneous condensation flow in laval nozzles using varying droplet growth models

W Sun, S Chen, Y Hou, S Bu, Z Ma, L Zhang - International Journal of …, 2019 - Elsevier
Spontaneous condensation of gas at transonic or supersonic flow is a great concerned
phenomenon in many cryogenic engineering fields. An accurate model is of great …

Numerical studies on two-phase flow in cryogenic radial-inflow turbo-expander using varying condensation models

W Sun, S Chen, Y Hou, S Bu, Z Ma, L Zhang… - Applied Thermal …, 2019 - Elsevier
An accurate condensation model plays an important role in the development of high-
efficiency turbine. Many efforts have been devoted into the research on steam non …

[HTML][HTML] Optimization of impeller contour and diversion blade of a moist air turbo expander with spontaneous condensation

X Yang, L Chen, Z Wang, S Song, Z Zhang… - Case Studies in Thermal …, 2024 - Elsevier
The turbo-expander is the crucial equipment for obtaining refrigeration capacity and power
in the system, and the aerodynamic performance is vital for the system. Spontaneous …

Geometry-load based hybrid correction method for the pre-deformation design of a steam turbine blade

G Yi, H Zhou, L Qiu, J Wu - Energies, 2020 - mdpi.com
To solve the problem of the slow convergence of the geometry-based correction (GC)
method in the design of a steam turbine blade, this paper proposes a geometry-load-based …

Numerical studies on the off-design performance of a cryogenic two-phase turbo-expander

W Sun, S Chen, Y Hou, S Bu, Z Ma, L Pan - Applied Thermal Engineering, 2018 - Elsevier
The two-phase turbo-expanders are in more popular as their advantage of more provided
cooling capacity in cryogenic applications. However, it makes the preliminary or alternative …

Scheme optimization for a turbine blade under multiple working conditions based on the entropy weight vague set

G Yi, H Zhou, Y Wang, J Wu, J Wu - Mechanical Sciences, 2021 - ms.copernicus.org
The deformation of blades under complex loads of multiple working conditions will reduce
the energy conversion efficiency. To reduce the deviation of the blade shape in practical …