Results 61 to 70 of about 5,180 (224)

Energy and exergy analyses for organic Rankine cycle driven by cooling water of passenger car engine using sixteen working fluids

Energy Conversion and Management: X, 2023
In this study, energy and exergy analyses of an organic Rankine cycle (ORC) for waste heat recovery from a passenger car engine cooling water are performed numerically.
Ali Elmaihy, Ahmed Rashad, Ahmed Elweteedy, Waleed Nessim   +3 more
doaj   +1 more source

Comparative Experimental Efficiency of Solar Water Heating Systems With Enhanced Thermal Performance: A Review

Energy Science &Engineering, Volume 14, Issue 6, Page 3056-3072, June 2026.
This review presents a comparative analysis of experimental studies aimed at improving the thermal efficiency of solar water heating (SWH) systems. Various enhancement techniques, including nanofluids, phase change materials, optimized collector designs, and hybrid photovoltaic–thermal systems, are evaluated based on their impact on system performance ...
Oluwaseyi O. Alabi, Oluwatoyin J. Gbadeyan, Oludolapo A. Olanrewaju   +2 more
wiley   +1 more source

STRUCTURAL ANALYSIS OF A REGENERATIVE FLOW TURBINE FOR LOW-TEMPERATURE ORGANIC RANKINE CYCLE SYSTEMS

, 2021
A Regenerative flow turbine (RFT) is an innovative turbomachine based on the momentum exchange between the impeller and the flow resulting in a helical trajectory in the peripheral direction and generating a pulse pressure variation inside the flow.
Sasso M., Moradi R., Mancini E., Farotti E., Cioccolanti L.   +4 more
core  

A Hot Water Split-Flow Dual-Pressure Strategy to Improve System Performance for Organic Rankine Cycle

Energies, 2020
The organic Rankine cycle (ORC) is widely used to recover industrial waste heat. For an ORC system using industrial waste hot water as a heat source, a novel hot water split-flow dual-pressure organic Rankine cycle (SFD-ORC) system is developed to ...
Shiqi Wang, Zhongyuan Yuan
doaj   +1 more source

Design and Optimization of a Novel Kalina‐Organic Rankine Cycle System Based on LNG Cold Energy Utilization

Asia-Pacific Journal of Chemical Engineering, Volume 21, Issue 3, May/June 2026.
ABSTRACT This study proposes a novel integrated system (SDKC‐DORC) that combines a split‐flow dual‐pressure Kalina cycle with a secondary organic Rankine cycle for the synergistic utilization of solar energy and liquefied natural gas (LNG) cold energy.
Ke Xiao, Kun Wang, Wenquan Jiang, Fan Yang, Changshun Wang, Chengjie Su, Junjie Liu   +6 more
wiley   +1 more source

Zeotropic mixture as a working fluid for cascade Rankine cycle-based reverse osmosis: Energy, exergy, and economic analysis

International Journal of Thermofluids
This study investigates the cascade Rankine cycle coupled with a reverse osmosis system for brackish groundwater treatment. The proposed system integrates a steam Rankine cycle (SRC) and an organic Rankine cycle (ORC) in a looped configuration, utilizing
Milan Raninga, Anurag Mudgal, Vivek Patel, Jatin Patel   +3 more
doaj   +1 more source

Integrated Flue‐Gas Heat Recovery for Optimized Steam and Power Generation Using Organic Rankine Cycle (ORC): A Technical and Economic Assessment

Energy Science &Engineering, Volume 14, Issue 5, Page 2499-2513, May 2026.
Integration of a steam cycle with an existing gas turbine increased efficiency from 32% to 51%, reducing fuel consumption by 21.4% and CO2 emissions by 18.6%. The modification generated USD 13.9 million annual savings and lowered the Levelized Cost of Energy to 38.7 USD/MWh, with a 3‐year payback.
Vahid Pirouzfar, Anashe Aghajani, Chia‐Hung Su   +2 more
wiley   +1 more source

Analysis of multi-source energy system for small-scale domestic applications. Integration of biodiesel, solar and wind energy

Energy Reports, 2020
The paper aims at analysing the energy performance of an innovative multi-source energy system for residential small-scale combined heat and power (CHP) applications.
A. Algieri, P. Morrone, D. Perrone, S. Bova, T. Castiglione   +4 more
doaj   +1 more source

A Call to Industry: Unearthing Synergies in Subsurface Storage Technologies

Greenhouse Gases: Science and Technology, Volume 16, Issue 2, Page 187-195, April 2026.
ABSTRACT Subsurface storage technologies (SSTs), including geological CO2 sequestration, underground hydrogen storage, compressed‑air energy storage and thermal energy storage, are emerging as a scalable route for industry to achieve the terawatt‑hour storage flexibility and permanent carbon removal that evolving energy systems demand.
Julien Mouli‐Castillo, Hanna M. Breunig, Curtis M. Oldenburg   +2 more
wiley   +1 more source

Preliminary Design and Simulation of a Turbo Expander for Small Rated Power Organic Rankine Cycle (ORC)

, 2014
Nowadays, the Organic Rankine Cycle (ORC) system, which operates with organic fluids, is one of the leading technologies for “waste energy recovery”. It works as a conventional Rankine Cycle but, as mentioned, instead of steam/water, an organic fluid is ...
Roberto Capata, Gustavo Hernandez, G. Hernandez, CAPATA, Roberto   +3 more
core   +1 more source