Integration of a biomass-fueled Proton Exchange Membrane Fuel Cell system and a Vanadium Redox Battery as a power generation and storage system

2020 ◽  
Vol 42 ◽  
pp. 100896
Author(s):  
Hassan Ali Ozgoli ◽  
Sadegh Safari ◽  
Mohammad Hossein Sharifi
2020 ◽  
Author(s):  
Hassan Ali Ozgoli ◽  
Sadegh Safari ◽  
Mohammad Hossein Sharifi

In this study, a novel integrated system of a Biomass Gasification (BG) system with a Proton Exchange Membrane Fuel Cell (PEMFC) and a Vanadium Redox Flow Battery (VRB) is suggested and has focused on both power generation and storage ability of the system. Effect of some key parameters including, current density, voltage, gasification efficiency, low heating value, high heating value, oxygen equivalence ratio, efficiency has taken into consideration. Also, a water-gas shift reactor, as a preferential oxidation reactor, are facilitated to purify syngas and reduce the CO content to use in the PEMFC. The richest H2 amount and lower CO was obtained from the Sugarcane in which it provides 32 mol.% H2 and 18 mol.% CO. A sensitivity analysis of the load level impact on the PEMFC system has been studied in which at 5 kW electrical load, the electrical and the thermal efficiencies of the integrated system have an estimated 22% and 32%, respectively. Furthermore, by employing the waste heat recovery system, the overall efficiency has improved by up to 58%. Besides, the findings provide a potential mechanism for employing the proposed integrated system in distributed generation, individually in rural areas, where plenty of feedstock sources are available.


Energy ◽  
2020 ◽  
pp. 119362
Author(s):  
Seok-Ho Seo ◽  
Si-Doek Oh ◽  
Jinwon Park ◽  
Hwanyeong Oh ◽  
Yoon-Young Choi ◽  
...  

2006 ◽  
Vol 4 (4) ◽  
pp. 468-473 ◽  
Author(s):  
Alessandra Perna

The purpose of this work is to investigate, by a thermodynamic analysis, the effects of the process variables on the performance of an autothermal reforming (ATR)-based fuel processor, operating on ethanol as fuel, integrated into an overall proton exchange membrane (PEM) fuel cell system. This analysis has been carried out finding the better operating conditions to maximize hydrogen yield and to minimize CO carbon monoxide production. In order to evaluate the overall efficiency of the system, PEM fuel cell operations have been analyzed by an available parametric model.


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