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Toplam kayıt 68, listelenen: 21-30
Conceptual design analysis for a lightweight aircraft with a fuel cell hybrid propulsion system
(Taylor and Francis Inc., 2020)
With the ever-growing aviation industry, energy researches on aviation have turned to renewable energy sources providing electric propulsion. Fuel cells are one of the most popular sources of power for electric vehicles ...
Overview of the next quarter century vision of hydrogen fuel cell electric vehicles
(Elsevier, 2019)
Last three decades, costumers and manufacturers of automotive sector have been influenced positively by Hydrogen and fuel cells (FCs). The main goal of automakers can be pointed as minimizing the fuel consumption and exhaust ...
Energy distribution analyses of an additional traction battery on hydrogen fuel cell hybrid electric vehicle
(Elsevier, 2020)
Hydrogen is the most abundant element in the world and produces only water vapor as a result of chemical reaction that occurred in fuel cells. Therefore, fuel cell electric vehicles, which use hydrogen as fuel, continue ...
A novel fuzzy logic based safe operation oriented control technique for driving HHO dry cell systems based on PWM duty cycle
(Elsevier, 2019)
The presented study provides details on Fuzzy Logic based control of HHO generators aims at protecting the HHO generator from extreme temperature effects while maximizing the hydrogen production. The Fuzzy Logic Controller ...
Alternative fuelled hybrid electric vehicle (AF-HEV) with hydrogen enriched internal combustion engine
(Elsevier, 2019)
In this paper, hybrid electric vehicle (HEV) that powered by hydrogen (H-2) enriched internal combustion (ICE) engine was studied both simulation and experimental. As an alternative fuel, the usage of H-2 as additional ...
A Theoretical Heat Transfer Model for Unidirectional Solidification of Pure Metals on a Coated Sinusoidal Mold with Constant Boundary Temperature
(Springer, 2019)
A theoretical model is presented in this study for investigating the heat transfer problem during solidification of pure metals on a coated sinusoidal mold. The previous works are extended by considering effects of both ...
Review of fuel cells to grid interface: Configurations, technical challenges and trends
(Elsevier, 2019)
With the development of clean energy technologies, the integration studies of electrical grids and fuel cells have increased significantly in research and practical implementations because of increasing power demand, ...
HHO enrichment of bio-diesohol fuel blends in a single cylinder diesel engine
(Elsevier Ltd, 2019)
One of the primary aims of this experimental investigation is to examine hydroxy-gas enrichment effects on environmentally friendly but performance-reducing alternative fuels such as ethanol and biodiesel. Hydroxy gas is ...
Performance & emission analysis of HHO enriched dual-fuelled diesel engine with artificial neural network prediction approaches
(Elsevier, 2020)
Most of the studies on conventional fuel types that can be used in internal combustion engines have been made in order to improve performance values. Nowadays environmental problems have shown that emission values are more ...
Performance Analysis of T-type Inverter Based on Improved Hysteresis Current Controller
(Balkan Journal of Electrical and Computer Engineering, 2019)
This paper presents an improved hysteresis current control method for five level T-type inverter. The proposed method is based on four hysteresis levels and performed to generate switching signals of fundamental transistors ...