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 …
irreplaceable role in industry. Due to the high velocity, the non-equilibrium condensation will …
Numerical investigation of effects polydispersed droplets on the erosion rate and condensation loss in the wet steam flow in the turbine blade cascade
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 …
size. As known, the droplet size distribution can provide important information for steam …
A blackbox optimization of volumetric heating rate for reducing the wetness of the steam flow through turbine blades
This paper proposes to use a blackbox optimization to obtain the optimal volumetric heating
required to reduce the wetness at the last stages of steam turbines. For this purpose, a …
required to reduce the wetness at the last stages of steam turbines. For this purpose, a …
Computational Fluid Dynamics of a Radial Compressor Operating With Supercritical CO2
The merit of using supercritical CO 2 (scCO 2) as the working fluid of a closed Brayton cycle
gas turbine is now widely recognized, and the development of this technology is now …
gas turbine is now widely recognized, and the development of this technology is now …
CFD-based shape optimization of steam turbine blade cascade in transonic two phase flows
SMANR Abadi, A Ahmadpour, S Abadi… - Applied Thermal …, 2017 - Elsevier
In this study CFD-based shape optimization of a 3D nozzle and a 2D turbine blade cascade
is undertaken in the presence of non-equilibrium condensation within the considered flow …
is undertaken in the presence of non-equilibrium condensation within the considered flow …
Investigating the entropy generation in condensing steam flow in turbine blades with volumetric heating
In the last stages of steam turbines, the existence of the liquid phase results in wetness
losses. This study intends to analyze the effect of volumetric heating on condensing steam …
losses. This study intends to analyze the effect of volumetric heating on condensing steam …
The best angle of hot steam injection holes in the 3D steam turbine blade cascade
Steam turbines play an undeniable role in the power generation cycle. In this paper, in order
to increase the efficiency of steam turbines, hot steam is injected between the steam turbine …
to increase the efficiency of steam turbines, hot steam is injected between the steam turbine …
Multi-objective optimization of the wet at the blade's inlet and surface heating for wet steam flow in turbine blade cascade by TOPSIS method
In the last stages of the steam turbine, due to the reduction in pressure, the inlet flow is
accompanied by droplets. The innovation in this study pertains to determining the optimal …
accompanied by droplets. The innovation in this study pertains to determining the optimal …
Investigating the effect of water nano-droplets injection into the convergent-divergent nozzle inlet on the wet steam flow using entropy generation analysis
In many industrial pieces of equipment, such as ejectors, thermo-compressors, supersonic
separators, etc., in which the condensation phenomenon occurs spontaneously, steam …
separators, etc., in which the condensation phenomenon occurs spontaneously, steam …
Numerical investigation of wet inflow in steam turbine cascades using NURBS-based mesh generation method
A Ebrahimi-Fizik, E Lakzian, A Hashemian - … Communications in Heat and …, 2020 - Elsevier
In this paper, the impact of existence of wetness in the inflow of stationary cascades of steam
turbine blades has been numerically investigated. A new mesh generation method based on …
turbine blades has been numerically investigated. A new mesh generation method based on …