Results 251 to 259 of about 52,570 (259)
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Thermodynamic and Economic Optimization of a MCFC Power Generation Unit Coupled With Hydrogen Production

ASME 2009 3rd International Conference on Energy Sustainability, Volume 1, 2009
In this paper, a biogas fuelled power generation system is considered. The system is based on a molten carbonate fuel cell (MCFC) stack integrated with a micro gas turbine for electricity generation, coupled with a pressure swing absorption system (PSA) for hydrogen production.
Flavio Nicolin, Vittorio Verda
openaire   +1 more source

Entropy generation and thermodynamic optimization of fully developed laminar convection in a helical coil

International Communications in Heat and Mass Transfer, 2005
The present paper analyses the entropy generation of the fully developed laminar convection in a helical coil with constant wall heat flux and presents the optimal design based on the minimum entropy generation principal. The important design parameters, including Reynolds number (Re), coil-to-tube radius ratio (δ) and nondimensional coil pitch (λ) are
T.H. Ko, K. Ting
openaire   +1 more source

Thermodynamic Optimization of a Natural Gas Throttling Pressure Difference Power Generation System

Volume 3: Design & Analysis
Abstract Natural gas often experiences a pressure change during extraction, gathering, transportation and utilization processes. For example, when natural gas extracted from well, it is throttled to decrease the pressure for transportation, restricted by the pipeline transportation capability; and high-pressure urban gas also needs to be
Shuxia Yuan   +5 more
openaire   +1 more source

Performance assessment and optimization of a novel multi-generation system from thermodynamic and thermoeconomic viewpoints

Energy Conversion and Management, 2018
Abstract Multi-generation systems are promising technologies for multiple production applications to reduce the waste heat of the basic system. For this purpose, a novel multi-generation system using geothermal heat source is proposed which produces different commodities of cooling, heating, power and freshwater, simultaneously.
Hadi Ghaebi   +2 more
openaire   +1 more source

A numerical investigation of the entropy generation in and thermodynamic optimization of a combustion chamber

Energy, 2015
Abstract In this study, we are simulating the turbulent combustion of a mixed bluff-body swirl stabilized flame in a gas turbine combustion chamber and investigating the effects of different parameters, including the swirl number, distance between the air and fuel nozzle which is called bluff size, equivalence ratio, inlet fuel flow rate, and the ...
H.R. Arjmandi, E. Amani
openaire   +1 more source

Thermodynamic and exergoeconomic operation optimization and simulation of steam generation solar power plant

i-manager's Journal on Power Systems Engineering
Steam power generation is one of the most important energy productions in the world and needs to be improved to reduce the greenhouse effect while increasing electricity production. This paper deals with the energy, exergy, and exergoeconomic analysis of a steam-generating solar power plant.
F. Elmzughi Malik   +3 more
openaire   +1 more source

Thermodynamic optimization of ground heat exchangers with single U-tube by entropy generation minimization method

Energy Conversion and Management, 2013
This paper investigates thermodynamic performance of borehole ground heat exchangers with a single U-tube by the entropy generation minimization method which requires information of heat transfer and fluid mechanics, in addition to thermodynamics analysis.
Min Li, Alvin C.K. Lai
openaire   +1 more source

Modeling and thermodynamic optimization of a solar-driven two-stage multi-element thermoelectric generator

Journal of Cleaner Production, 2023
Congzheng Qi   +4 more
openaire   +1 more source

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