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FAME production from residual materials: optimization of the process by Box-Behnken model

Vargas, E. M.; Ospina, J. L.; Tarelho, L. A. C.; Nunes, … - In: Energy reports 6 (2020) 1, pp. 347-352

In the worldwide more than 95% of biodiesel production feedstocks come from edible oils. The waste cooking oils (WCO) are an alternative feedstock for biodiesel production; its usage reduces significantly the cost of biodiesel production and has environmental benefits, e.g., a waste recovery...

Persistent link: https://www.econbiz.de/10012177071

Optimizing multiple reservoir system operation for maximum hydroelectric power generation

Phouthavanh Sorachampa; Nakorn Tippayawong; Kanchit … - In: Energy reports 6 (2020) 2, pp. 67-75

maximum power generation based on particle swamp optimization technique. From the simulated results, it was possible that for …

Persistent link: https://www.econbiz.de/10012179181

Bi-level modeling of district heating systems with prosumers

Penkovskii, Andrey; Stennikov, Valery; Kravets, Angelica - In: Energy reports 6 (2020) 2, pp. 89-95

proposes an optimization mathematical model for management the operation of district heating systems taking into account …

Persistent link: https://www.econbiz.de/10012179207

Methods for optimization of time redundancy of prosumer in district heating systems

Postnikov, Ivan - In: Energy reports 6 (2020) 2, pp. 214-220

The paper deals with the problem of operating the reliability of prosumers as part of a district heating system, taking into account overload time redundancy that they possess. This time redundancy can be both passive, caused by heat accumulating effect and use of thermal energy storages, as...

Persistent link: https://www.econbiz.de/10012179355

PEM fuel cells model parameter identification based on a new improved fluid search optimization algorithm

Cao, Yan; Kou, Xiaoxi; Wu, Yujia; Kittisak Jermsittiparsert - In: Energy reports 6 (2020), pp. 813-823

improved fluid search optimization algorithm for optimal parameter identification of the undetermined parameters of the PEMFCs … chaos-based fluid search optimization algorithm is successfully used to extract the parameters of a PEMFC model precisely. … algorithm is considered the cost function. Two empirical PEMFC models including BCS 500-W and NedStack PS6 are employed and …

Persistent link: https://www.econbiz.de/10012220200

Dynamic simulation and optimization of an industrial-scale absorption tower for CO2 capturing from ethane gas

Pouladi, Babak; Hassankiadeh, Mojtaba Nabipoor; … - In: Energy reports 2 (2016), pp. 54-61

calculating the thermodynamic properties of the process. A static approach for optimization was used to evaluate the optimum …

Persistent link: https://www.econbiz.de/10011863470

Small 500 kW onshore wind farm project in Kribi, Cameroon : sizing and checkers layout optimization model

Arreyndip, Nkongho Ayuketang; Ebobenow, Joseph - In: Energy reports 4 (2018), pp. 528-535

positioned along Cameroon's coastline for maximum energy capture. Using the PARK model for wind turbine layout optimization, two …

Persistent link: https://www.econbiz.de/10011959222

Experimental modeling of PEM fuel cells using a new improved seagull optimization algorithm

Cao, Yan; Li, Yiqing; Zhang, Geng; Kittisak Jermsittiparsert - In: Energy reports 5 (2019), pp. 1616-1625

purpose of this paper is to present an improved version of seagull optimization algorithm for optimal parameter identification … different conditions. Simulation results are compared with several optimization algorithms and show the algorithm’s superiority … of the PEMFC stacks. The new algorithm uses the Lévy flight mechanism to give faster convergence rates. The sum of the …

Persistent link: https://www.econbiz.de/10012125739

A MILP algorithm for the optimal sizing of an off-grid hybrid renewable energy system in South Tyrol

Alberizzi, Jacopo C.; Rossi, Mosè; Renzi, Massimiliano - In: Energy reports 6 (2020) 1, pp. 21-26

mountain lodge located in a remote area in South-Tyrol (Italy). The methodology has been developed implementing an algorithm … through the Matlab software. The algorithm is capable of evaluating the optimal size of a hybrid off-grid Solar-Wind system …

Persistent link: https://www.econbiz.de/10012176425

Study on cascade hydropower alternative schemes based on multi-objective particle swarm optimization algorithm

Wu, Jia-peng; Liu, Lai-sheng; Gao, Ji-jun; Wang, Qi-wen - In: Energy reports 6 (2020) 2, pp. 235-242

Alternative scheme is the most important section in the environmental impact assessment (EIA). And the optimization of …-objective particle swarm optimization (PSO), by which the non-inferior solution sets of the multi-objective model are made, and combining …

Persistent link: https://www.econbiz.de/10012179390