A review on geothermal Organic Rankine cycles: modeling and optimization
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Thermal Analysis and Calorimetry"
DOI: 10.1007/s10973-020-10357-y
Abstract: Employing renewable energy sources for power generation have been developed in recent years due to their several benefits including low emission of greenhouse gases and their inexhaustible nature. Among the applicable renewable energy sources for… read more here.
Keywords: modeling optimization; rankine cycles; power; optimization ... See more keywords
Working fluid selection of Organic Rankine Cycles
Sign Up to like & getrecommendations! Published in 2020 at "Energy Reports"
DOI: 10.1016/j.egyr.2020.11.150
Abstract: Abstract Organic Rankine Cycles (ORCs) are identified as one of the best candidates to generate electricity from low-grade heat sources. ORCs operate on low temperatures and low pressures with comparative to conventional Rankine Cycles. Therefore,… read more here.
Keywords: working fluid; rankine cycles; fluid selection; organic rankine ... See more keywords
Designed binary mixtures for subcritical organic Rankine cycles based on multiobjective optimization
Sign Up to like & getrecommendations! Published in 2018 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2017.11.050
Abstract: Abstract The use of binary zeotropic mixtures as working fluids applied to Organic Rankine Cycles (ORCs) is investigated in this paper. In total, six (6) hydrocarbons and (2) hydrofluorocarbons are considered, leading to twenty-eight (28)… read more here.
Keywords: temperature; rankine cycles; rankine; heat source ... See more keywords
Thermal and economic assessment of organic Rankine cycles for waste heat recovery in cement plants
Sign Up to like & getrecommendations! Published in 2019 at "Renewable and Sustainable Energy Reviews"
DOI: 10.1016/j.rser.2019.109315
Abstract: Abstract This work aimed to investigate the thermodynamic and economic performance of simple and regenerative organic Rankine cycles (ORCs) working under subcritical and subcritical conditions, with superheating operating conditions. These were used in waste heat… read more here.
Keywords: heat recovery; organic rankine; waste heat; cement ... See more keywords
Investigation of the Effect of the Regenerative Heat Exchanger on the Performance of Organic Rankine Cycles Using Perturbed Chain–Statistical Associating Fluid Theory Equation of State
Sign Up to like & getrecommendations! Published in 2020 at "Industrial & Engineering Chemistry Research"
DOI: 10.1021/acs.iecr.0c03782
Abstract: In the following study, two of the most commonly used and analyzed organic Rankine cycles (ORC), one with a basic set and another one with a regenerative heat exchanger, are investigated at differe... read more here.
Keywords: heat exchanger; rankine cycles; organic rankine; regenerative heat ... See more keywords
Design Sensitivity Analysis of a Plate-Finned Air-Cooled Condenser for Low-Temperature Organic Rankine Cycles
Sign Up to like & getrecommendations! Published in 2017 at "Heat Transfer Engineering"
DOI: 10.1080/01457632.2016.1216966
Abstract: ABSTRACT Due to increasing world energy demand and environmental concerns, sustainable energy production has become crucial. Among sustainable energy sources such as solar, wind, and geothermal, industrial waste heat (heat normally released to the environment)… read more here.
Keywords: low temperature; rankine cycles; heat; organic rankine ... See more keywords
Control Studies of Organic Rankine Cycles with Different Working Fluid Mixtures
Sign Up to like & getrecommendations! Published in 2017 at "Chemical engineering transactions"
DOI: 10.3303/cet1761233
Abstract: Organic Rankine cycles operate under continuously changing conditions due to enthalpy variations in the hot source, uncertainty in the thermodynamic properties of novel working fluid mixtures, variable efficiency in the expander and the heat exchanger… read more here.
Keywords: system; fluid; rankine cycles; working fluid ... See more keywords
The Use of Organic Rankine Cycles for Recovering the Heat Lost in the Compression Area of a Cryogenic Air Separation Unit
Sign Up to like & getrecommendations! Published in 2022 at "Entropy"
DOI: 10.3390/e24060748
Abstract: The use of organic Rankine cycles (ORCs) is a viable solution for the recovery of waste heat. For an air separation unit (ASU) with a production of V˙O2=58300mN3/h operating in Romania, the value of utilization… read more here.
Keywords: heat; rankine cycles; use organic; organic rankine ... See more keywords
Thermodynamic Efficiency Maximum of Simple Organic Rankine Cycles
Sign Up to like & getrecommendations! Published in 2021 at "Energies"
DOI: 10.3390/en14020307
Abstract: The increase of the maximal cycle temperature is considered as one of the best tools to increase cycle efficiency for all thermodynamic cycles, including Organic Rankine Cycles (ORC). Technically, this can be done in various… read more here.
Keywords: cycle; thermodynamic efficiency; temperature; efficiency ... See more keywords