Modelling approaches of micro and small-scale organic Rankine cycle systems: A critical review

R Moradi, L Cioccolanti - Applied Thermal Engineering, 2024 - Elsevier
Organic Rankine cycle (ORC) systems are a technology capable of producing electricity and
heat from a wide range of energy sources and are particularly well-suited for medium and …

An experimental study of a hydrogen-enriched ethanol fueled Wankel rotary engine at ultra lean and full load conditions

F Amrouche, PA Erickson, S Varnhagen… - Energy Conversion and …, 2016 - Elsevier
In this paper, the effect of hydrogen addition to ethanol in a monorotor Wankel engine at
wide open throttle position and in an ultra-lean operating regime was experimentally …

Comprehensive comparison of single-stage and novel two-stage hydrogen direct injection strategies on the combustion and thermodynamic performance of X-type …

Y Hou, Y Du, X Gao, Z Zhang, R Wang, G He - International Journal of …, 2024 - Elsevier
In this paper, the CFD simulation model of a high-efficiency X-type rotary engine using
premixed gasoline and hydrogen direct injection is established. The effect of hydrogen …

Thermodynamic analysis of organic Rankine cycle using zeotropic mixtures

L Zhao, J Bao - Applied energy, 2014 - Elsevier
In recent years, more and more attention has been paid to organic Rankine cycle (ORC),
which is simply structured, highly reliable and easily maintainable. In order to improve the …

Experimental and numerical investigation of the fluid flow in a side-ported rotary engine

B Fan, J Pan, A Tang, Z Pan, Y Zhu, H Xue - Energy Conversion and …, 2015 - Elsevier
The side-ported rotary engine is a potential alternative to the reciprocating engine because
of its favorable performance at low speed. The performance of side-ported rotary engines is …

Numerical investigation of direct injection stratified charge combustion in a natural gas-diesel rotary engine

W Chen, J Pan, Y Liu, B Fan, H Liu, P Otchere - Applied Energy, 2019 - Elsevier
To further improve the performance of diesel rotary engine, a novel natural gas-diesel rotary
engine was proposed and studied in this paper. Based on a spray experimental setup, the …

Numerical study on ignition amelioration of a hydrogen-enriched Wankel engine under lean-burn condition

C Shi, C Ji, Y Ge, S Wang, J Bao, J Yang - Applied Energy, 2019 - Elsevier
For the hydrogen-enriched spark-ignited Wankel engine, the optimization of ignition strategy
is conducive to improve combustion performance and specifically effective to lessen the …

Numerical investigation on the mixture formation and combustion processes of a gasoline rotary engine with direct injected hydrogen enrichment

J Yang, C Ji, S Wang, D Wang, Z Ma, B Zhang - Applied Energy, 2018 - Elsevier
The present study established a computational fluid dynamics model and numerically
investigated the mixture formation and combustion processes of a gasoline rotary engine …

Expander technologies for automotive engine organic rankine cycle applications

F Alshammari, A Karvountzis-Kontakiotis, A Pesyridis… - Energies, 2018 - mdpi.com
The strive towards ever increasing automotive engine efficiencies for both diesel and
gasoline engines has in recent years been forced by ever-stringent emissions regulations …