Performance analysis of organic Rankine cycle based on location of heat transfer pinch point in evaporator

C Guo, X Du, L Yang, Y Yang - Applied Thermal Engineering, 2014 - Elsevier
The location of heat transfer pinch point in evaporator is the base of determining operating
parameters of organic Rankine cycle (ORC). The physical mathematical model seeking the …

Economic performances optimization of an organic Rankine cycle system with lower global warming potential working fluids in geothermal application

MH Yang, RH Yeh - Renewable Energy, 2016 - Elsevier
The aim of this study is to investigate the economic optimization for an ORC system utilizing
the geothermal energy. An economic parameter of net power output index, which is the ratio …

Performance analysis in near-critical conditions of organic Rankine cycle

L Pan, H Wang, W Shi - Energy, 2012 - Elsevier
According to fluid critical temperature and heat source temperature, organic Rankine cycle
(ORC) is recognized in two categories: subcritical ORC and supercritical ORC. For a given …

Grey relational analysis coupled with principal component analysis for optimization of the cyclic parameters of a solar-driven organic Rankine cycle

D Tiwari, AF Sherwani, M Asjad… - Grey Systems: Theory and …, 2017 - emerald.com
Purpose The purpose of this paper is to investigate the effect of four controllable parameters
(fuel mixture, evaporation bubble point temperature, expander inlet temperature and …

Optimization study on fluids for the gravity-driven organic power cycle

W Shi, L Pan - Energies, 2019 - mdpi.com
The organic Rankine cycle (ORC) is efficient in using low-grade heat energy, while low
pump efficiency and high pump leakage are usually serious problems. A gravity-driven …

Thermodynamic analysis of low-grade solar heat source-powered modified organic Rankine cycle using zeotropic mixture (Butane/R1234yf)

D Tiwari, AF Sherwani, A Arora - International Journal of Ambient …, 2018 - Taylor & Francis
This paper communicates detailed energy and exergy analysis of low-grade energy
resource of solar-powered organic Rankine cycle (ORC) integrated with both the internal …

Parabolik kollektörlü organik rankine çevriminin Isparta şartlarında incelenmesi

A Özdemir - 2013 - acikbilim.yok.gov.tr
Hızla gelişen teknoloji ile birlikte, insanoğlunun enerjiye ihtiyacı da hızla artmaktadır.
Günümüzde enerji ihtiyacımızın oldukça büyük bir kısmı fosil yakıtlardan (kömür, petrol, vb) …

Energy recovery using organic rankine cycle (ORC) from municipal sewage sludge as sustainable energy resource

NS Atay - acikbilim.yok.gov.tr
In this study, thermodynamic analysis of the wastewater sludge incineration plant
established for incineration of waste sludge from GASKI wastewater treatment plant is …

Model, simulation and experiments for a Buoyancy Organic Rankine Cycle

J Schoenmaker, PG Martins, GCM da Silva… - The European …, 2020 - epjap.epj.org
Organic Rankine Cycle (ORC) systems are increasingly gaining relevance in the renewable
and sustainable energy scenario. Recently our research group published a manuscript …

Thermogravitational cycles: theoretical framework and example of an electric thermogravitational generator based on balloon inflation/deflation

K Aouane, O Sandre, IJ Ford, TP Elson, C Nightingale - Inventions, 2018 - mdpi.com
Several studies have involved a combination of heat and gravitational energy exchanges to
create novel heat engines. A common theoretical framework is developed here to describe …