Potential prospects of supercritical CO2 power cycles for commercialisation: Applicability, research status, and advancement

MM Ehsan, M Awais, S Lee, S Salehin, Z Guan… - … and Sustainable Energy …, 2023 - Elsevier
The excellent thermo-physical and chemical properties of CO 2 suggest its employment as a
working fluid in power sectors owing to several benefits over the steam cycle. The present …

Nonideal compressible fluid dynamics of dense vapors and supercritical fluids

A Guardone, P Colonna, M Pini… - Annual Review of Fluid …, 2024 - annualreviews.org
The gas dynamics of single-phase nonreacting fluids whose thermodynamic states are close
to vapor-liquid saturation, close to the vapor-liquid critical point, or in supercritical conditions …

Energy-saving oriented optimization design of the impeller and volute of a multi-stage double-suction centrifugal pump using artificial neural network

J Zhao, J Pei, J Yuan, W Wang - Engineering Applications of …, 2022 - Taylor & Francis
To broaden the efficient operating zone and increase the energy efficiency of a multi-stage
double-suction centrifugal pump, a multi-component and multi-condition optimization design …

Review of supercritical carbon dioxide (sCO2) technologies for high-grade waste heat to power conversion

M Marchionni, G Bianchi, SA Tassou - SN Applied Sciences, 2020 - Springer
Abstract In the European Industry, 275 TWh of thermal energy is rejected into the
environment at temperatures beyond 300° C. To recover some of this wasted energy …

An Investigation of Real Gas Effects in Supercritical CO2 Centrifugal Compressors

ND Baltadjiev, C Lettieri… - Journal of …, 2015 - asmedigitalcollection.asme.org
This paper presents a comprehensive assessment of real gas effects on the performance
and matching of centrifugal compressors operating in supercritical CO2. The analytical …

The role of turbomachinery performance in the optimization of supercritical carbon dioxide power systems

A Romei, P Gaetani, A Giostri… - Journal of …, 2020 - asmedigitalcollection.asme.org
The successful penetration of supercritical carbon dioxide (sCO2) power systems in the
energy market largely depends on the achievable turbomachinery efficiencies. The present …

Improved empirical parameters design method for centrifugal compressor in PEM fuel cell vehicle application

Y Wan, J Guan, S Xu - international journal of hydrogen energy, 2017 - Elsevier
Air compressor, as the most important auxiliary unit for fuel cell powertrain system, greatly
affects the system's efficiency, power density and costs. Centrifugal compressor is regarded …

[HTML][HTML] Design and loss analysis of radial turbines for supercritical CO2 Brayton cycles

A Uusitalo, T Turunen-Saaresti, A Grönman - Energy, 2021 - Elsevier
The use of supercritical fluids has been identified as potential solution in realizing highly
efficient and compact sized power systems. In this study, the effect of design power scale …

Computational fluid-dynamic modelling of two-phase compressible flows of carbon dioxide in supercritical conditions

A Romei, G Persico - Applied Thermal Engineering, 2021 - Elsevier
Compressible two-phase flows of carbon dioxide in supercritical thermodynamic conditions
are encountered in many applications, eg ejectors for refrigeration and compressors for …

An investigation of condensation effects in supercritical carbon dioxide compressors

C Lettieri, D Yang… - … of Engineering for …, 2015 - asmedigitalcollection.asme.org
Supercritical CO2 (S-CO2) power cycles have demonstrated significant performance
improvements in concentrated solar and nuclear applications. These cycles promise an …