Fault Diagnosis for Crankshaft Bearing in Diesel Engine Based on Bispectrum Analysis Fuzhou Feng, Aiwei Si* b , Pengcheng Jiang Department of Mechanical Engineering, Academy of Armored Force Engineering, No.21, Dujiakan District, Fentai area, Beijing 100072, China Military Transportation Department, Military Transportation University, No. 1, Dongjuzi District, Hedong area, Tianjin 300161, China...

Even today, some types of fuel cells have been already used in practical applications such as combined heat and power generation applications and space vehicle applications. Though research and development activities are still required, the fuel cell technology is one of the most important technologies that allow us to draw the environment friendly society in the twenty-first century. This sect...

Application of microbial fuel cells (MFCs) to wastewater treatment for direct recovery of electric energy appears to provide a potentially attractive alternative to traditional treatment processes, in an optic of costs reduction, and tapping of sustainable energy sources that characterizes current trends in technology. This work focuses on a laboratory-scale, air-cathode, and single-chamber MFC...