What is the emergy yield of a solar-based integrated energy system?
A solar-based integrated energy system is constructed. A multi-objective sustainability optimization method is proposed. The optimal configuration of the integrated energy system is obtained. The total emergy yield of the integrated energy system is 1.54 × 10 17 seJ/y.
What is an integrated energy system?
An integrated energy system (IES) is widely regarded as a powerful solution that integrates various technologies to harness primary and diverse renewable energy sources efficiently, enabling the flexible provision of buildings with products such as cooling, heating, and electricity .
What is the emergy performance of solar-based IES?
Emergy performance analysis Table 12 displays the emergy data of the solar-based IES for both the proposed and conventional models. It is observed that the R of the IES for both the proposed and conventional models is equal at 7.30 × 10 15 seJ/y.
What is a hybrid energy system?
Assareh et al. introduced a hybrid system powered by solar and biomass energy, integrated with a proton exchange membrane (PEM) electrolyzer and a Linde–Hampson process for hydrogen liquefaction. This hybrid approach significantly reduced emissions by over 30% and boosted electricity generation by 44%.
What should a designer know about integrated energy utilization?
Hence, in practical applications, designers should first recognize the importance of integrated energy utilization and understand the principles of various energy conversion devices and related terms, such as economic market, energy type, energy-emergy conversion rate, and multi-objective optimization.
What is the emergy yield of integrated energy system?
A multi-objective sustainability optimization method is proposed. The optimal configuration of the integrated energy system is obtained. The total emergy yield of the integrated energy system is 1.54 × 10 17 seJ/y. The environmental loading ratio and emergy sustainability index are 20.08 and 4.50, respectively.
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Multi-objective optimization with thermodynamic analysis of …
But the CDERR reaches 41.5%, which reduces substantial carbon dioxide emissions. The system''s primary energy utilization rate and exergy efficiencies are 43.4% and 18.0%, respectively. ... Multi-objective techno-economic optimization of a solar based integrated energy system using various optimization methods. Energy Convers. Manag., 196 (2019) ...
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Shabani and Babaelahi [15] introduced a multi-generation system that simultaneously produced power, desalinated water, hydrogen, and refrigeration used solar energy and recovered waste heat from a gas turbine, integrated with Kalina cycle and an organic Rankine cycle (ORC) for electricity generation, while supporting desalination, hydrogen …
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The multienergy integrated and synergistic thermoelectric generation system achieves an output power density of 4.1 mW/cm 2 during the day and a peak power density of …
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The world''s population has been doubled since the early 1960s envisaged to overtake 9.8 billion people by 2050 which leads to exacerbating the worldwide issue of "Food Security" as one of the most critical dimensions of sustainability.Unlike the global downward trend in undernourishment, since 2014, the number of people suffering from hunger has been raised …
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However, to be a true zero-emission energy carrier, hydrogen must be produced through low-carbon processes. Electrolysis systems have a great potential for CO 2-free hydrogen production due to the simplicity of the process and because it can be easily connected with renewable electrical energy systems like wind and solar. Additionally, hydrogen ...
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It is estimated that 4600 GW of installed solar energy systems would circumvent about 4 gigatons of CO 2 emissions yearly by 2050. As a result, solar energy has been recognized as one of the most promising renewable alternatives to create heat and electricity via solar technologies for agriculture as well as various industrial processes.
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RES, like solar and wind, have been widely adapted and are increasingly being used to meet load demand. They have greater penetration due to their availability and potential [6].As a result, the global installed capacity for photovoltaic (PV) increased to 488 GW in 2018, while the wind turbine capacity reached 564 GW [7].Solar and wind are classified as variable …
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Using the proposed system leads to decrease in the emission of CO 2. Qin et al. [78] Geothermal-solar system integrated with heat exchanger and SAH: Usage of PCM led to outlet temperature stabilization. ... and predict the performance of these systems by applying intelligent techniques like neural network and support vector machines since they ...
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The widespread utilization of fossil fuels has led to an increasingly severe problem of environmental pollution. Countries worldwide are showing growing concern regarding energy depletion and environmental protection, highlighting the urgent need to explore methods for improving energy utilization and mitigating environmental pollution [1].An integrated energy …
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Review on life cycle assessment of energy payback and greenhouse gas emission of solar photovoltaic systems. ... integrated CMA ground-based observations with ERA5 and MERRA-2 reanalysis data, employing a spatial resolution of 10 km. The data was processed using the REST2 radiation transfer model combined with Stacking ensemble machine learning
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Soltanieh et al. [27] proposed a zero-emission integrated system for co-production of electricity and methanol through renewable hydrogen and oxygen-based CO 2 capture. These studies focus on the feasibility of integration, and often overlook the analysis of off-design condition as well as the optimization of both the design and operational ...
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integrated solar power systems. Machine learning algorithms can analyze historical data to predict ... and environmental emissions across . regional development levels. Science of The Total E ...
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The integrated SCSD has the ability to reduce energy consumption and emissions, thereby mitigating environmental impacts. Download ... supercapacitors are usually utilized in combination with solar cells to form an integrated system. ... The problem to be addressed in the future is the combination of machine learning to guide material synthesis
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Real-time scheduling follows a 60-min cycle with 5-min intervals, setting the policy for the initial 30 min. Carbon emission allowances are allocated for each intra-day dispatch cycle based on the carbon emission results of the previous day''s dispatch, using the following method: (42) L * c o 2 ∑ L c o 2, a d = L * c o 2, i n ∑ L c o 2, i n ...
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Reducing carbon emissions has spurred the global proliferation of renewable energy solutions, such as hybrid renewable energy systems [6], [7], thermal energy grid storage [8], [9], [10], pumped hydro storage [11], [12], and fuel cells [13], [14], for the decarbonization of the electricity grid the past decade, solar photovoltaic (PV) has become the fastest-growing …
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The efficiency (η PV) of a solar PV system, indicating the ratio of converted solar energy into electrical energy, can be calculated using equation [10]: (4) η P V = P max / P i n c where P max is the maximum power output of the solar panel and P inc is the incoming solar power. Efficiency can be influenced by factors like temperature, solar ...
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