Neutral red as a mediator for the enhancement of electricity production using a domestic wastewater double chamber microbial fuel cell

2015 ◽  
Vol 66 (2) ◽  
pp. 695-702 ◽  
Author(s):  
Reham Fathey ◽  
Ola M. Gomaa ◽  
Amr El-Hag Ali ◽  
Hussein Abd El Kareem ◽  
Mohamed Abou Zaid
2020 ◽  
Vol 26 (6) ◽  
pp. 72-84
Author(s):  
Muayad Fadhil Hamad ◽  
Israa S. M. Ali ◽  
Hussein A. Alabdly ◽  
Huda D. Abdul Kader ◽  
Basim O. Hasan

Microbial fuel cell is a device that uses the microorganism metabolism for the production of electricity under specific operating conditions. Double chamber microbial fuel cell was tested for the use of two cheap electrode materials copper and aluminum for the production of electricity under different operating conditions. The investigated conditions were concentration of microorganism (yeast) (0.5- 2 g/l), solutions temperature (33-45 oC) and concentration of glucose as a substrate (1.5- 6 g/l). The results demonstrated that copper electrode exhibit good performance while the performance of aluminum is poor. The electricity is generated with and without the addition of substrate. Addition of glucose substrate up to 3 g/l increased the produced current but with further increase of the amount of substrate, the current generated decreases.  The optimum temperature for electricity production was found to be 36 oC.


2015 ◽  
Vol 3 (1) ◽  
pp. 9-18
Author(s):  
Ali J. Jaeel

Chicken manure wastewaters are increasingly being considered a valuable resource of organic compounds. Screened chicken manure was evaluated as a representative solid organic waste. In this study, electricity generation from livestock wastewater (chicken manure) was investigated in a continuous mediator-less horizontal flow microbial fuel cell with graphite electrodes and a selective type of membrane separating the anodic and cathodic compartments of MFC from each other. The performance of MFC was evaluated to livestock wastewater using aged anaerobic sludge. Results revealed that COD and BOD removal efficiencies were up to 88% and 82%, respectively. At an external resistance value of 150 Ω, a maximum power and current densities of 278 m.W/m2 and 683 mA/m2, respectively were obtained, hence MFC utilizing livestock wastewater would be a sustainable and reliable source of bio-energy generation .


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