Showing 1 - 10 of 3,625
In this paper, a small-scale Rankine Cycle (RC) operating as a combined heat and power (CHP) unit and fed by wood waste is studied and the preliminary design and theoretical analysis of the main RC components are presented. A reciprocating single-stage expansion steam engine (SE) was chosen as...
Persistent link: https://www.econbiz.de/10010810362
resources. The main goal of this research is to resolve an organization’s dilemma regarding whether to adopt a cogeneration … numerically show that implementation of a cogeneration system may yield rapid return-on-investment and may lead to cost savings of …, low uncertainty of steam demands leads to profitability of the cogeneration model. On the other hand, if the total …
Persistent link: https://www.econbiz.de/10010906311
cogeneration systems without electric power export was analyzed. To improve their operational flexibility, focus was also placed on … programming. The features of the model are to consider the operational constraints of the cogeneration units, i.e., a daily … applied to an energy-saving analysis of the following residential cogeneration systems under 5–60 min sampling time intervals …
Persistent link: https://www.econbiz.de/10011209470
account the legal constraints imposed on cogeneration systems in Spain, the optimization model is applied to design a system … continuously at nominal conditions. Thus, energy supply systems integrating the technologies of cogeneration, absorption … paper an optimization model is developed, using mixed integer linear programming (MILP), to determine the preliminary design …
Persistent link: https://www.econbiz.de/10010807305
The feasibility on a residential energy supply network using multiple cogeneration systems, known as combined heat and … powers, is investigated by an optimization approach. The target residential energy supply network is based on a microgrid of … residential cogeneration systems without electric power export, and featured by power and heat interchanges among cogeneration …
Persistent link: https://www.econbiz.de/10010807617
commercial building by integrating cogeneration, solar and conventional energy sources. The possibility to export the onsite … of each individual cogeneration technology with other energy systems. The analysis shows varied operating strategies and … output levels among cogeneration technologies and the energy systems coupled with them. The cost-effectiveness of solar and …
Persistent link: https://www.econbiz.de/10010807677
In this paper we introduce an enhanced methodology to determine the optimal control strategy for a complex trigeneration plant. The plant is designed to meet the thermal and electrical loads of a user and is connected to the electrical grid. We consider a single working-day and the plant...
Persistent link: https://www.econbiz.de/10010808265
An optimal structural design model of a residential cogeneration system, known as combined heat and power, considering … cogeneration units, a constant power output operation, a daily start–stop operation, and a continuous operation are focused on. The … simultaneously optimized. Moreover, the model is applied to the structural design of a residential cogeneration system, consisting of …
Persistent link: https://www.econbiz.de/10010808403
cogeneration plant has been carried out. The optimization was realized with a methodology which includes exergy, exergoeconomics … the only way of reducing a high energy demand. In the present study the optimization of a pulp and paper mill with a … obtained with the proposed methodology, which integrates the different optimization methods, allowed reaching higher …
Persistent link: https://www.econbiz.de/10010808713
formulating optimization problems concerning management of trigeneration systems within an energy market context. A numerical …
Persistent link: https://www.econbiz.de/10010808855