Results 111 to 120 of about 9,919 (312)

CFD Simulation and Optimization of Very Low Head Axial Flow Turbine Runner

International Journal of Renewable Energy Development, 2015
The main objective of this work is Computational Fluid Dynamics (CFD) modelling, simulation and optimization of very low head axial flow turbine runner  to be used to drive  a centrifugal pump of turbine-driven pump. The ultimate goal of the optimization
Yohannis Mitiku Tobo, A. Venkata Ramayya, Getachew Shunki Tibba   +2 more
doaj   +1 more source

Low‐Dimensional Materials and Van Der Waals Heterostructures for Energy Application: A Comprehensive Review

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Low‐dimensional materials (0D, 1D, and 2D) exhibit unique electronic and physicochemical properties, enabling advanced nanoelectronic and optoelectronic devices. Mixed‐dimensional heterostructures combine these materials to enhance functionality.
Qaisar Alam, Sajjad Ali, Pir Muhammad Ismail, ABM Sharif Hossain   +3 more
wiley   +1 more source

Optimal Design of VLH Axial Hydro-Turbine using Regression Analysis and Multi-Objective Function (GA) Optimization Methods

Journal of Applied Fluid Mechanics, 2016
This research study was aimed to develop a new concept design of a very low head (VLH) turbine using advanced optimization methodologies. A potentially local site was chosen for the turbine and based on its local conditions, such as the water head level ...
Weerapon Nuantong, Sirivit Taechajedcadarungsri   +1 more
doaj  

DESIGN OF A SINGLE-STAGE AXIAL POWER TURBINE IN AN ULTRA-MICRO GAS TURBINE ENGINE

Rekayasa Mesin
Today's electrical energy needs require several alternative power and electrical energy storage. One system that can be developed to meet these needs is an ultra-micro gas turbine.
Rizal Gidion Solissa, Firman Hartono, Muhamad Maris Al Gifar   +2 more
doaj   +1 more source

Technoeconomic Assessment of Wind Power Potential in the Vicinity of GolGohar Sirjan Mining and Industrial Company

Energy Science &Engineering, EarlyView.
Graphical abstract of wind energy study in the Vicinity of GolGohar Sirjan Mining and Industrial Company. ABSTRACT Wind energy is a central pillar of sustainable energy transition; however, its feasibility strongly depends on site‐specific wind regimes and economic conditions.
Hossein Amiri
wiley   +1 more source

Gas turbine sub-idle performance modelling : altitude relight and windmilling [PDF]

, 2010
Sub-idle is a very challenging operating region, as the performance of a gas tur¬bine engine changes significantly compared to design conditions. In addition, the regulations for new and existing engines are becoming stricter and the prediction of engine’
Zachos, Pavlos K.
core  

The Efficiency of a Pulsed Detonation Combustor-Axial Turbine Integration [PDF]

, 2018
The paper presents a detailed numerical investigation of a pulsed detonation combustor (PDC) coupled with a transonic axial turbine stage. The time-resolved numerical analysis includes detailed chemistry to replicate detonation combustion in a ...
Grönstedt, Tomas,, Xisto, Carlos,, Rolt, Andrew, Petit, Olivier,, Paniagua, Guillermo,, Gr\uf6nstedt, Tomas, Lundbladh, Anders, Paniagua, Guillermo, Rolt, Andrew,, Lundbladh, Anders,, Petit, Olivier, Xisto, Carlos   +11 more
core   +1 more source

Optimization of Multi-Objective Problems for Sailfish-Shaped Airfoils Based on the Multi-Island Genetic Algorithm

Machines
This article uses the sailfish outline as an airfoil profile to create a dual vertical-axis water turbine model for capturing wave and tidal current energy. A parametric water turbine model is built with the shape function perturbation and characteristic
Aiping Wu, Tianli Ma, Shiming Wang, Chengling Ding   +3 more
doaj   +1 more source

Optimization and Cost Evaluation of an Autonomous Hybrid Renewable Energy System for Electrifying Rural Areas in Nigeria

Energy Science &Engineering, EarlyView.
This research explores the techno‐economic and environmental performance of fully renewable hybrid energy systems for rural electrification in Auchi, Nigeria. HOMER Pro is utilized to model and optimize PV/WT/Battery, PV/Battery, and WT/Battery configurations under identical conditions.
Ibrahim Seidu, Sani Salisu, Abdullahi Abubakar Mas'ud, Umar Musa, Ibrahim Abdullahi Shehu, Adamu Abubakar Sa'idu, Firdaus Muhammad‐Sukki, Mohd Khairul Amri Kamarudin   +7 more
wiley   +1 more source

Axial flux permanent magnet machines for direct drive applications [PDF]

, 2007
This thesis explores aspects of the design, analysis, and experimental test of permanent magnet axial flux machines for use in diesel engine generator sets, vertical axis wind turbines, and wheel motors for solar cars.
Martin, Richard
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