نتایج جستجو برای: and power cchp

تعداد نتایج: 16901960  

Journal: :Energies 2022

Heating and cooling (H/C) represent the largest share of energy consumption worldwide. Buildings are main consumers H/C, while renewable for H/C provision still represents a low percentage, 22.0% in 2019. Hybrid photovoltaic-thermal (PV-T) systems gaining increasing attention both research applications, as they generate electricity useful heat simultaneously. The relevance potential PV-T collec...

Journal: :Sustainable Cities and Society 2022

• Multiple configurations of VPP aggregating CCHP and Solar PV are assessed. New profit maximization objective function is presented for regulated markets Optimization solved with GA simulating different system sizes. The propsoed method improved the cost energy reduced grid dependency This paper investigates design operation management VPPs in markets. A new framework based on this study. hypo...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی خواجه نصیرالدین طوسی - دانشکده مهندسی مکانیک 1392

تداوم رشد مصرف انرژی در کشور ها به همراه بهره وری پایین تولید، انتقال و توزیع انرژی سبب گردیده است تا مسئولین، به فکر تولید همزمان برق و حرارت در محل مصرف بیافتند. تولید همزمان علاوه برافزایش راندمان و کاهش مصرف سوخت، موجب کاهش انتشار گازهای گلخانه ای و دیگر آلاینده ها نیز می شود. این پایان نامه به بررسی یک سیستم تولید همزمان برق، گرما و سرما (cchp) می پردازد. این سیستم از موتور احتراق داخلی ب...

Journal: :Energy Engineering 2021

This paper proposed a new type of combined cooling heating and power (CCHP) system, including the parabolic trough solar thermal (PTST) generation gas turbine generation. The energy storage subsystem in PTST unit provides both electrical energy. Based on life cycle method, configuration optimization under eight operation strategies is studied with economy, energy, environment indicators. includ...

Journal: :Applied Thermal Engineering 2022

District energy systems can not only reduce consumption but also set supply dispatching schemes according to demand. In addition economic cost, and pollutant are more worthy of attention when evaluating combined cooling, heating power (CCHP) models. this paper, the CCHP model is established with objective primary consumption, emissions. The mathematical expression system proposed, a multi-objec...

Journal: :Energies 2021

Modular and scalable distributed generation solutions as combined cooling, heating power (CCHP) systems are currently a promising solution for the simultaneous of electricity useful cooling large buildings or industries. In present work, solar-heated trigeneration approach based on different organic Rankine cycle (ORC) layouts single-effect H2O/LiBr absorption heat pump integrated bottoming is ...

Journal: :Frontiers in Energy Research 2021

Solving the energy crisis and environmental pollution requires large-scale access to distributed popularization of electric vehicles. However, sources loads are characterized by randomness, intermittence difficulty in accurate prediction, which bring great challenges security, stability economic operation power system. Therefore, this paper explores an integrated system model that contains a la...

Journal: :Energy conversion and economics 2023

Flexible combined cooling, heating, and power (CCHP) systems are effective in integrating wind sources. As an attractive, clean, large-scale energy storage technique, the advanced adiabatic compressed air (AA-CAES) can store generate both electricity also provide cooling during expansion under certain conditions. Although AA-CAES has immense potential multi-energy supply systems, CCHP dispatch ...

Journal: :Energy 2021

The performance of combined cooling, heating and power (CCHP) system is greatly affected by its operating strategy design. In this paper, a new electric load following (NELF) was developed. It based on the alternation between absorption cooling according to building energy requirements, for hybrid chiller CCHP systems. A comparison proposed with modified (MELF) (ELF) strategies performed. multi...

Journal: :Energy Science & Engineering 2021

Due to finding solutions reduce energy consumption and improve the electricity production efficiency in power cycles, using waste heat of cycles combined generation systems can be a useful approach. Also, by wasted cooling heating demands met. Therefore, this study presents energy, exergy, economic, environmental evaluations new configuration cooling, heating, (CCHP) or tri-generation system wi...

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