Waste heat recovery from diesel engines based on Organic Rankine Cycle

AT Hoang - Applied energy, 2018 - Elsevier
Diesel engines play an important role in transport, small medium-size stationary generator,
agriculture, as well as generate the biggest CO 2 emission and environmental pollution …

Expansion devices for organic Rankine cycle (ORC) using in low temperature heat recovery: A review

Y Zhao, G Liu, L Li, Q Yang, B Tang, Y Liu - Energy Conversion and …, 2019 - Elsevier
Studies and applications of organic Rankine cycle (ORC) systems are increasing in recent
years because of the advantages of them on the recovery of low temperature heat sources …

Issues, comparisons, turbine selections and applications–An overview in organic Rankine cycle

V Pethurajan, S Sivan, GC Joy - Energy Conversion and Management, 2018 - Elsevier
Waste heat accounts nearly 50% of the total energy used in the industries. This low grade
thermal energy is mostly available in the temperature range of 120–650° C, which can be …

A hybrid approach to optimization of radial inflow turbine with principal component analysis

Ł Witanowski, P Ziółkowski, P Klonowicz, P Lampart - Energy, 2023 - Elsevier
Energy conversion efficiency is one of the most important features of power systems as it
greatly influences the economic balance. The efficiency can be increased in many ways …

Thirteen vital factors for micro-scale radial turbine vane's design of geo-solar-powered Brayton cycle applications

AM Daabo, A Alkhabbaz, SS Ibrahim, H Hamzah… - Energy Conversion and …, 2024 - Elsevier
The ever-elevating importance of turbines makes enhancing their performance a crucial
point. In most cases, the required performance can be achieved by improving the turbine's …

Experimental and numerical analyses of a 5 kWe oil-free open-drive scroll expander for small-scale organic Rankine cycle (ORC) applications

D Ziviani, NA James, FA Accorsi, JE Braun, EA Groll - Applied energy, 2018 - Elsevier
Abstract Organic Rankine cycles (ORCs) are thermodynamic power cycles designed to
generate work from a wide range of heat source conditions. In particular, low-grade waste …

Evaluation and selection of dry and isentropic working fluids based on their pump performance in small-scale organic Rankine cycle

X Zhang, Y Zhang, J Wang - Applied Thermal Engineering, 2021 - Elsevier
The circulation pump is an important element limiting the development of small-scale
Organic Rankine Cycle system which may have a negative efficiency when the power …

Numerical simulation and low speed experiment of a low partially admitted rate axial turbine for small scale organic Rankine cycle

H Sun, H Li, P Gao, F Hou, TC Hung, YH Chang… - Applied Thermal …, 2024 - Elsevier
High rotating speed is a prominent feature of turbine used for small-scale organic Rankine
cycle (ORC) system, which can bring the problems of safety, reliability, sealing, vibration …

Design and optimization of a radial-axial two-stage coaxial turbine for high-temperature supercritical organic Rankine cycle

G Xu, G Zhao, Y Quan, R Liang, T Li, B Dong… - Applied Thermal …, 2023 - Elsevier
High-temperature supercritical organic Rankin cycle (SORC) has great application potential
but has not been fully studied. To achieve a large expansion ratio in the high-temperature …

Off-design performance prediction of radial turbines operating with ideal and real working fluids

F Alshammari, A Karvountzis-Kontakiotis… - Energy Conversion and …, 2018 - Elsevier
This paper outlines a novel meanline off-design model to predict the performance
characteristics of a radial inflow turbine that operates with ideal and real working fluids …