Results 41 to 50 of about 10,045 (226)
Energy Science &Engineering, EarlyView.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 +2 more
wiley +1 more source
Energy Science &Engineering, EarlyView.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 +5 more
wiley +1 more source
Effect factors of part-load performance for various Organic Rankine cycles using in engine waste heat recovery [PDF]
, 2018 The Organic Rankine Cycle (ORC) is regarded as one of the most promising waste heat recovery technologies for electricity generation engines. Since the engine usually operates under different working conditions, it is important to research the part-load ...
Feng, W +5 more
core
A new method to identify the optimal temperature of latent-heat thermal-energy storage systems for power generation from waste heat [PDF]
, 2020 The integration of thermal-energy storage (TES) within waste-heat recovery power generation systems has the potential to improve energy-efficiency in many industrial processes with variable and/or intermittent waste-heat streams.
Sayma, A. I., White, M.
core +1 more source
Energy and exergy assessments of modified Organic Rankine Cycles (ORCs)
Energy Reports, 2015 AbstractThis paper presents a theoretical framework for the energy and exergy evaluation of a basic as well as three modified Organic Rankine Cycles (ORCs). The modified ORCs considered incorporating turbine bleeding, regeneration and both of them.
Safarian, Sahar, Aramoun, Fereshteh
openaire +3 more sources
Energy Science &Engineering, EarlyView.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 +2 more
wiley +1 more source
Chemical Engineering Transactions, 2020 In order to reduce the waste heat emission and environmental impact of industrial processes, Organic Rankine Cycle (ORC) is gradually used for energy recovery.
Xuan Dong +5 more
doaj +1 more source
Energies, 2022 This study investigates a combined power generation and cooling system comprising an organic Rankine cycle (ORC) and a vapor compression cycle (VCC). Thermodynamic analyses of the system were conducted for two operation modes, i.e., the basic ORC mode ...
Man-Hoe Kim
doaj +1 more source
Experimental investigation at sub- and supercritical conditions of a helical coil heat exchanger particularly designed for a small-scale solar ORC [PDF]
, 2016 C
De Paepe, Michel +3 more
core +1 more source
Optimisation of a high-efficiency solar-driven organic rankine cycle for applications in the built environment [PDF]
, 2018 Energy security, pollution and sustainability are major challenges presently facing the international community, in response to which increasing quantities of renewable energy are to be generated in the urban environment.
Chatzopoulou, Maria Anna +2 more
core +2 more sources