Results 51 to 60 of about 3,573,922 (166)

Trigeneration Turbine Units Based on Low Boiling Working Fluids

Известия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2022
A program that allows modeling, thermodynamically optimizing and performing exergetic analysis of more than a hundred different variations of the schemes of trigeneration turbine units based on low-boiling working fluids. With the aid of the program that
A. V. Ovsyannik, V. P. Kliuchinski
doaj   +1 more source

Renewable Energies in Kazakhstan: Current Status, Potential, Challenges, and Opportunities

Energy Science &Engineering, Volume 14, Issue 8, Page 3974-3994, August 2026.
Kazakhstan has strong renewable energy potential, with wind as the leading resource and solar and other sources offering additional opportunities. Key challenges include limited infrastructure, investment needs, and grid‐related technical issues. Despite these barriers, renewables can boost economic diversification, enhance energy security, create jobs,
Lyailim Taizhanova, Akhmetov Berik, Samal Syrlybekkyzy, Shynar Baimukasheva, Symbat Koibakova, Nurkhat Zhakiyev, Mohammad Alhuyi Nazari, Mohamed Salem   +7 more
wiley   +1 more source

Combined Turbine and Cycle Optimization for Organic Rankine Cycle Power Systems—Part B: Application on a Case Study

Energies, 2016
Organic Rankine cycle (ORC) power systems have recently emerged as promising solutions for waste heat recovery in low- and medium-size power plants. Their performance and economic feasibility strongly depend on the expander.
Angelo La Seta, Andrea Meroni, Jesper Graa Andreasen, Leonardo Pierobon, Giacomo Persico, Fredrik Haglind   +5 more
doaj   +1 more source

Simulation‐Based Design and Evaluation of an Alkaline Direct Glycerol Fuel Cell Stack With Integrated Purification

Fuel Cells, Volume 26, Issue 4, August 2026.
ABSTRACT Direct glycerol fuel cells (DGFCs) are a promising technology, but scaling them remains a challenge due to persistent technological and economic limitations. In this context, process simulation and modeling emerge as crucial tools. This study addresses the implementation of a conventional alkaline DGFC stack model in Aspen Plus and proposes a ...
Alessandra Pezzini, Ruy de Sousa Júnior
wiley   +1 more source

Organic Rankine Cycle (ORC) Power Systems. Technologies and Applications

, 2016
Organic Rankine Cycle (ORC) Power Systems: Technologies and Applications provides a systematic and detailed description of organic Rankine cycle technologies and the way they are increasingly of interest for cost-effective sustainable energy generation ...
Toniato, G., PETRELLA, Roberto, Reini, M., Micheli, D., Taccani, R., Bracco, R.   +5 more
core   +1 more source

A Review on High‐Temperature Phase‐Change Materials for Waste Heat Recovery: Advances in Materials, System Integration, and Industrial Sustainability

Advanced Energy and Sustainability Research, Volume 7, Issue 6, June 2026.
This review evaluates recent advancements in high‐temperature phase‐change materials for industrial waste heat recovery above 150°C. Analyzing materials like metallic alloys and molten salts, the study demonstrates that optimized integration can increase recovery efficiency by 20%–40%.
Pietropaolo Morrone, Niccolò Vilotta, Piero Bevilacqua, Angelo Algieri, Krishn Chandra, Teresa Donateo   +5 more
wiley   +1 more source

Comparison of single and double stage regenerative organic rankine cycle for medium grade heat source through energy and exergy estimation

International Journal of Renewable Energy Development, 2019
Regenerative organic Rankine cycle (RORC) can be used to improve organic Rankine cycle (ORC) performance. This paper presents a comparison of a single (SSRORC) and double stage regenerative organic Rankine cycle (DSRORC) using a medium grade heat source.
Ghalya Pikra, Nur Rohmah
doaj   +1 more source

Intelligent Control Framework of District Heating Systems Considering Waste Heat Utilization in Data Centers

Energy Science &Engineering, Volume 14, Issue 6, Page 2704-2720, June 2026.
A deep reinforcement learning–based control architecture is proposed to coordinate heat pumps, thermal storage, renewable energy, and demand response in data center waste heat recovery systems. The agent learns optimal control actions from system states and reward feedback to achieve electrical–thermal co‐optimization under realistic operational ...
Rendong Shen, Ruifan Zheng, Shengyuan Zhong, Lei Gu, Dongfang Yang, Jun Zhao   +5 more
wiley   +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

Comparative Performance Analysis of Combined Power Systems Trilateral Cycle-Organic Rankine Cycle (TLC-ORC) and Organic Rankine Cycle Organic Rankine Cycle (ORC-ORC)

, 2021
Yenilenebilir enerji kaynaklarının ısı enerjisini veya atık ısı enerjisini kullanarak güç üretmek için en yaygın kullanılanlardan biri Organik Rankine çevrimidir.
Bilir Sağ, Nagihan, Mehmet ÖZÇELİK, Nagihan BİLİR SAĞ, Özçelik, Mehmet   +3 more
core   +1 more source