نتایج جستجو برای: planar sofc
تعداد نتایج: 66122 فیلتر نتایج به سال:
This work aims at developing a renewable energy storage solution, based on reversible solid oxide cell (rSOC) technology. Firstly, the initially high performing cells were tested as single with long-term SOFC/SOEC load cycles part of test sequence. Secondly, similar integrated in stack design optimized for operation degrees utilization. The tests showed significant degradation galvanostatic per...
The use of computer simulation to predict the behavior devices and materials allows for acceleration system operation reduces costs, as it eliminates need build prototypes testing. This work proposes construction 3 models with different complexities simulate electrical a solid electrolyte fuel cell. Experimental data were compared data. experimental obtained from production YSZ by tape casting,...
GWO-based MPPT controller for grid connected Solid oxide fuel cell with high step up DC-DC converter
The solid oxide fuel cell (SOFC) is used as secondary source in micro grid application. When the renewable sources are not able meet load requirement, Battery energy back-up system supposed to supply demand. SOFC come into action when state of charge (SOC) battery backup becomes too low. parameters assumed constant during its operation but those operating practically constant. vary widely which...
This paper presents a comprehensive overview on the current status of solid oxide fuel cell (SOFC) energy systems technology with deep insight into techno-energy performance. In recent years, SOFCs have received growing attention in scientific landscape high efficiency technologies. They are flexible, highly efficient, and environmentally sustainable. The working temperature makes it possible t...
Abstract The work is a case study of cruise ship supplied by liquefied natural gas (LNG) and equipped with solid oxide fuel cell (SOFC). It supposed that 20 MW SOFC plant installed on-board to supply hotel loads assisting three dual-fuel (DF) diesel/LNG generator sets. LNG consumption emissions are estimated both for the DF results use LNG-SOFC in comparison sets allows limit significantly SO x...
Objective: In a grid-interactive (PV-SOFC) generation system, the inverter is main constituent. Further, quality of injected signal in utility depends upon control and synchronization. Thus, objective thispaper to single-phase for hybrid DC system obtain synchronization between grid renewable energy source (RES) inverted output signal. Methods/Statistical analysis: This paper suggests software ...
در این پژوهش به بررسی اثر زمان آسیاب بر خواص ماده کاتد لانتانیم منگنات دوپ شده با استرانسیوم (lsm) در سنتز آن به روش مکانوشیمیایی پرداخته شد. در مرحله نخست، مناسب ترین ترکیب از نقطه نظر ساختار، خلوص و استوکیومتری با یافتن زمان و دور آسیاب بهینه و تنها در یک مرحله ساخته شد. در گام بعد، از پودر سنتز شده قطعاتی آماده سازی شده و با توجه به رفتار فیزیکی و حرارتی قطعه زینتر شده در دماها و نرخ های متف...
در این مقاله سیکلهای ترکیبی یک مرحلهای و دومرحلهای پیل سوختی اکسید جامد لولهای (SOFC) و توربین گازی از نظر انرژی و اگزرژی مورد بررسی قرار میگیرند. رفتار پیل سوختی اکسید جامد لولهای مدلسازی شده در این تحقیق، با نتایج تجربی شرکت زیمنس- وستینگهاوس مقایسه و اعتبارسنجی شده است. نتایج شبیهسازی سیکلهای ترکیبی مورد بررسی نشان میدهد که سیکل ترکیبی دو مرحلهای پیل سوختی اکسید جامد وتوربین گازی ...
Increasing efficiency and decreasing cost are the main purposes in the design of the power generation systems. In this study two hybrid systems: solid oxide fuel cell (SOFC)-gas turbine (GT) and SOFC-GT-steam turbine (ST); are considered. Increasing the SOFC input temperature causes thermodynamics improvement in the hybrid system operation. For this purpose, using two set of SOFC reactants heat...
In the present study, thermo-economic analysis of a combined solid oxide fuel cell (SOFC) with a gas turbine, a generator-absorber heat exchanger (GAX) and heating process heat exchanger for heating, cooling and power production as a tri-generation system is conducted. Also, an external steam reformer is applied to convert methanol as oxygenated fuel to hydrogen for the electrochemical process ...
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