Reduction of water droplets effects in steam turbine blade using Multi-objective optimization of hot steam injection

SE Hosseinizadeh, E Ghamati, A Jahangiri… - International Journal of …, 2023 - Elsevier
As one of the most important equipment for energy conversion, steam turbine plays an
irreplaceable role in industry. Due to the high velocity, the non-equilibrium condensation will …

Evaluating and optimizing of steam ejector performance considering heterogeneous condensation using machine learning framework

AM Dolatabadi, HR Mottahedi, MAF Aliabadi, MS Pour… - Energy, 2024 - Elsevier
In the context of global warming and pollution concerns, refrigeration systems have become
pivotal in energy conversion system. Within this realm, ejector types that harness renewable …

An efficient approach to separate CO2 using supersonic flows for carbon capture and storage

C Wen, N Karvounis, JH Walther, Y Yan, Y Feng… - Applied energy, 2019 - Elsevier
The mitigation of CO 2 emissions is an effective measure to solve the climate change issue.
In the present study, we propose an alternative approach for CO 2 capture by employing …

Wet steam flow and condensation loss in turbine blade cascades

C Wen, Y Yang, H Ding, C Sun, Y Yan - Applied Thermal Engineering, 2021 - Elsevier
This study develops a wet steam modelling to solve the phase change process inside the
blade cascade of a steam turbine. The comparative study is carried out to understand the …

Multi-objective optimization of supercooled vapor suction for decreasing the nano-water droplets in the steam turbine blade

SA Hosseini, E Lakzian, M Nakisa - International Communications in Heat …, 2023 - Elsevier
Nowadays, decreasing the losses in industrial equipment as well as increasing their lifetime
are of special importance. A steam turbine is one of the essential equipment in power plants …

Entropy generation and exergy destruction in condensing steam flow through turbine blade with surface roughness

H Ding, Y Li, E Lakzian, C Wen, C Wang - Energy Conversion and …, 2019 - Elsevier
In the steam turbine, the wetness loss due to vapor condensation is one of the most crucial
losses at low-pressure stage. This study focused on entropy generation and exergy …

Spontaneous condensation of carbon dioxide in flue gas at supersonic state

J Chen, Z Huang - Energy, 2022 - Elsevier
A cleaning method of removing CO 2 from flue gas by supersonic flow is investigated. A
condensation flow model is developed based on the classical droplet nucleation and growth …

Reduction entropy generation and condensation by NaCl particle injection in wet steam supersonic nozzle

G Zhang, X Wang, S Dykas, MAF Aliabadi - International Journal of Thermal …, 2022 - Elsevier
The supersonic nozzle is very often used in many technical applications, such as fluid-flow
machines or devices. If the medium flowing through a supersonic nozzle is a moist gas …

Numerical investigation of effects polydispersed droplets on the erosion rate and condensation loss in the wet steam flow in the turbine blade cascade

MAF Aliabadi, E Lakzian, A Jahangiri… - Applied Thermal …, 2020 - Elsevier
The condensation phenomenon in the steam turbines creates a complex spectrum of droplet
size. As known, the droplet size distribution can provide important information for steam …

Effect of NaCl presence caused by salting out on the heterogeneous-homogeneous coupling non-equilibrium condensation flow in a steam turbine cascade

G Zhang, X Wang, P Wiśniewski, J Chen, X Qin… - Energy, 2023 - Elsevier
Steam turbine is one of the most important components in fossil-fired and nuclear power
plants, its efficiency is of great importance for saving energy and decreasing consumption …