مرور مهندسی و مدیریت انرژی بر اساس عنوان
در حال نمایش موارد 1 - 20 از 256
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Application of Solar Thermal Collectors to Improve the Energy Performance of the Fresh Air HVAC Systems
(دانشگاه کاشان, 2017-01-01)In the preset study, the performance of a solar assisted heating, ventilation and air conditioning (HVAC) system in an operating theater building was studied. The yearly performances of the existing HVAC system and the ...
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Association Rule Mining Application to Diagnose Smart Power Distribution System Outage Root Cause
(دانشگاه کاشان, 2022-01-01)Smart grids have been introduced to address power distribution system challenges. In conventional power distribution systems, when a power outage happens, the maintenance team tries to find the outage cause and mitigate ...
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Determination of Optimum Insulation Thickness for Building Walls in Iran Using Life Cycle Cost Analysis
(دانشگاه کاشان, 2020-12-01)Air-Conditioning (AC) systems are responsible for a considerable portion of energy consumption in buildings located in high cooling load requiring regions of Iran. In addition, the heat flow through the buildingschr('39') ...
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Distribution System Annual Cost Minimization Using Clean Type Technologies
(دانشگاه کاشان, 2017-01-01)One of the basic obstacles in the deployment of clean technologies such as wind turbines or PV modules is their intermittent nature due to dependency on the wind speed and solar radiance. In fact, the authors in this paper ...
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Effects of Using Sun-shape Turbulator on Thermal-Hydraulic Performances of a Heat Exchanger Filled with Nanofluid
(دانشگاه کاشان, 2020-12-01)The main aim of the present article is to produce a smaller and cheaper heat exchanger with similar performance. The second goal of this investigation is to study the effects of using oil-based nano-fluids in a refinery ...
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Extending Boundaries of the Feasible Operations of the Integrated Gas-Electric Systems Using Joint Demand Response Programs
(دانشگاه کاشان, 2022-01-01)While current integrated gas-electric models usually ignore the potentials of demand response programs (DRPs) as an effective operation tool, this paper proposes a novel joint DRP to extend the feasibility of the integrated ...
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Fault Detection and Location In DC Microgrids by Recurrent Neural Networks and Decision Tree Classifier
(دانشگاه کاشان, 2022-01-01)Microgrids have played an important role in distribution networks during recent years. DC microgrids are very popular among researchers because of their benefits. However, protection is one of the significant challenges ...
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Feasibility Study of Solar Ejector Cooling Cycle in Different Weather Conditions
(دانشگاه کاشان, 2022-01-01)Today, renewable energies are of more interest due to depleting the ozone layer, increasing the cost of fossil fuels and friendliness with the environment. The sun is a great source of energy which is readily accessible. ...
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Liquefied Natural Gas (LNG): Alternative Marine Fuel Restriction and Regulation Considerations, Environmental and Economic Assessment
(دانشگاه کاشان, 2020-12-01)Energy, environment, and economy are three pieces of a chain which are cohesively bound together and always in a correlation with each other. Therefore, offering a suitable substitution for current fuels that satisfies ...
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Maximum Power Point Tracking of the Photovoltaic System Based on Adaptive Fuzzy-Neural Method
(دانشگاه کاشان, 2017-01-01)The aim of this paper was to present an optimized method in order to use maximum capacity of the photovoltaic panels. In this regard, we presented a method for the maximum power point tracking in the photovoltaic systems ...
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A Methodology for Unified Assessment of Physical and Geographical Dependencies of Wide Area Measurement Systems in Smart Grids
(دانشگاه کاشان, 2022-01-01)Wide Area Measurement Systems (WAMS) enable both real time monitoring and the control of smart grids by combining digital measurement devices, communication, and control systems. As WAMS consist of various infrastructures, ...
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A Modified Series Z-Source Inverter Based on Switched Inductors with High Voltage Gain and Reduced Voltage Stress on Capacitors
(دانشگاه کاشان, 2020-12-01)In this paper, a series Z-source inverter based on switched inductors cell is proposed for the first time. This inverter is able to increase the voltage gain in comparison to the conventional Z–source inverters in additon ...
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Natural Convection at Different Prandtl Numbers in Rectangular Cavities with a Fin on the Cold Wall
(دانشگاه کاشان, 2013-03-01)The natural convection in differentially heated rectangular cavities with a fin attached to the cold wall was investigated numerically. The top and the bottom horizontal walls of the cavities were insulated while their ...
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Numerical Simulation of a Parabolic Dish Solar Collector filled with a Two-Phase Nano-fluid
(دانشگاه کاشان, 2020-12-01)A parabolic dish solar collector system is one of the main types of concentrated solar power systems that are based on point focusing and is more beneficial than the other kinds of concentrated solar power systems. Most ...
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Presumed PDF Modeling of Reactive Oxy-Fuel Flow in a Model Combustor
(دانشگاه کاشان, 2013-03-01)A non-premixed coaxial oxy-fuel turbulent flame was studied numerically with standard and realizable k-ε turbulence model and a comparison was made between them. The governing equations were solved by finite volume approach ...
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Robust Controller Design for IG Driven by Variable-Speed in WECS Using μ-Synthesis
(دانشگاه کاشان, 2013-03-01)This paper presents robust controller design for a wind-driven induction generator system using structured singular value ( -synthesis) method. The controller was designed for a static synchronous compensator (STATCOM) and ...
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Techno-economic Analysis of Rehabilitating and Repowering of Thermal Power Plants in Iran
(دانشگاه کاشان, 2017-01-01)Making targeted subsidies and the process of releasing energy market and specified criteria for the quality of energy delivered to consumers shows the necessity for the explanation of energy production in Iran. In the ...
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Thermodynamic and Exergy Analysis of a Combined Power and Desalination Plant
(دانشگاه کاشان, 2013-03-01)Making potable water through desalination plants is a very important process in Iran where clean water is highly required. On the other hand, large amount of fossil fuel sources leads to the development of gas turbine power ...
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Thermoeconomic Analysis and Parametric Study of Geothermal and Biomass Source ORC, Dual Fluid and Hybrid Power Plants
(دانشگاه کاشان, 2017-01-01)In this paper, we have continued doing a research project which had done previously. Three types of power plants include an Organic Rankine Cycle (ORC), a Dual-Fluid-Hybrid (DFH) and a single-fluid hybrid-fueled (HYB); ...
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WEMS-1؛ مدل یکپارچۀ سیستم واترژی (آب-انرژی) برای ارزیابی ترکیب بهینۀ فناوری در صنعت فولاد (نمونۀ مورد مطالعه: فولاد مبارکه اصفهان)
(دانشگاه کاشان, 2020-04-01)صنعت فولاد صنعتی بهشدت انرژیبر و همچنین بهشدت آببر است. در ایران، تولیدکنندههای بزرگ فولاد در مناطق گرم و خشک قرار گرفتهاند که اهمیت بررسی یکپارچۀ آب و انرژی را بیش از پیش کرده است. در این تحقیق، مفهوم واترژی توسعهیافته ...