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Evaluation of the potential use of a combined micro-turbine organic Rankine cycle for different geographic locations

Mago, Pedro J.; Luck, Rogelio - In: Applied Energy 102 (2013) C, pp. 1324-1333

obtained from the implementation of a combined micro-turbine organic Rankine cycle (MT-ORC) versus a simple micro-turbine or a … using micro-turbines of sizes 30, 65, and 200kW. It is found that for some cities where the use of a micro-turbine is not …

Persistent link: https://www.econbiz.de/10010602972

Generalized predictive control applied in waste heat recovery power plants

Zhang, Jianhua; Zhou, Yeli; Li, Ying; Hou, Guolian; … - In: Applied Energy 102 (2013) C, pp. 320-326

A multivariable control strategy is needed to ensure high efficiency and load-following capability in the operation of waste heat recovery power plants. In this paper, a generalized predictive controller is proposed for a waste heat recovery process operating on an organic Rankine cycle. The...

Persistent link: https://www.econbiz.de/10010602991

Bottoming organic Rankine cycle for a small scale gas turbine: A comparison of different solutions

Clemente, Stefano; Micheli, Diego; Reini, Mauro; … - In: Applied Energy 106 (2013) C, pp. 355-364

represented by a combined cycle, obtained coupling the gas turbine to a bottoming organic Rankine cycle (ORC). This paper deals … with the definition of the main features of an ORC system aimed to recover heat from a 100kWe commercial gas turbine with … investigating the opportunity of mounting the ORC expander directly on the high-speed shaft of the gas turbine. Then, the …

Persistent link: https://www.econbiz.de/10010662354

Techno-economic survey of Organic Rankine Cycle (ORC) systems

Quoilin, Sylvain; Broek, Martijn Van Den; Declaye, … - In: Renewable and Sustainable Energy Reviews 22 (2013) C, pp. 168-186

New heat conversion technologies need to be developed and improved to take advantage of the necessary increase in the supply of renewable energy. The Organic Rankine Cycle is well suited for these applications, mainly because of its ability to recover low-grade heat and the possibility to be...

Persistent link: https://www.econbiz.de/10010664572

A review of working fluid and expander selections for organic Rankine cycle

Bao, Junjiang; Zhao, Li - In: Renewable and Sustainable Energy Reviews 24 (2013) C, pp. 325-342

How to effectively utilize low and medium temperature energy is one of the solutions to alleviate the energy shortage and environmental pollution problems. In the past twenty years, because of its feasibility and reliability, organic Rankine cycle has received widespread attentions and...

Persistent link: https://www.econbiz.de/10010665964

Performance analysis of an Organic Rankine Cycle with superheating under different heat source temperature conditions

Roy, J.P.; Mishra, M.K.; Misra, Ashok - In: Applied Energy 88 (2011) 9, pp. 2995-3004

, availability ratio, work output, mass flow rate with increase in turbine inlet temperature (TIT) under different heat source … temperature conditions. The calculated results reveal that R-123 produces the maximum efficiencies and turbine work output with …

Persistent link: https://www.econbiz.de/10010571925

Part load based thermo-economic optimization of the Organic Rankine Cycle (ORC) applied to a combined heat and power (CHP) system

Lecompte, S.; Huisseune, H.; van den Broek, M.; De … - In: Applied Energy 111 (2013) C, pp. 871-881

The objective of this paper is to develop a thermo-economic design methodology for an Organic Rankine Cycle (ORC) based on the specific investment cost (SIC), taking into account changing operating conditions and part load behavior. ORCs typically work in changing operating conditions. Examples...

Persistent link: https://www.econbiz.de/10010702457

A new design method for Organic Rankine Cycles with constraint of inlet and outlet heat carrier fluid temperatures coupling with the heat source

Chen, Qicheng; Xu, Jinliang; Chen, Hongxia - In: Applied Energy 98 (2012) C, pp. 562-573

. Benzene is selected as the working fluid. The results show that a higher turbine inlet temperature requires a lower turbine … saturated or slightly-superheated vapor state at the turbine inlet. The pinch temperature differences in evaporators strongly … influence the system thermal efficiency. At higher turbine inlet temperatures, either the condenser or the evaporator …

Persistent link: https://www.econbiz.de/10010702689

Integrated thermoelectric and organic Rankine cycles for micro-CHP systems

Qiu, K.; Hayden, A.C.S. - In: Applied Energy 97 (2012) C, pp. 667-672

Interest in micro-combined heat and power (micro-CHP) for residential homes is growing. Stirling engines, internal combustion engines and organic Rankine cycles (ORC) could be applied for micro-CHP. However, the electrical efficiency of these micro-CHP systems is relatively low. The present...

Persistent link: https://www.econbiz.de/10010702720

Thermodynamic analysis of an integrated gasification solid oxide fuel cell plant combined with an organic Rankine cycle

Pierobon, Leonardo; Rokni, Masoud; Larsen, Ulrik; … - In: Renewable Energy 60 (2013) C, pp. 226-234

and micro gas turbine plant. …

Persistent link: https://www.econbiz.de/10011043812