Tribological analysis was done by long term endurance test on diesel engine.
Comparative study on the effect of biodiesel and diesel on lubricating oil degradation is carried out.
Condition monitoring of lubricating oil in diesel and PME 20 engines were investigated.
Wear debris analysis of used lubricating oil from diesel and PME 20 engines were done using ICP-AES and ferrography study.
Higher wear rate was observed in PME 20 fuelled engine.