In the present study, the high viscosity of the jatropha curcas oil was decreased by preheating. The effect of fuel inlet temperature on performance of diesel engine is evaluated. A single cylinder, four stroke, constant speed, air cooled, direct injection diesel engine developing a power output of 3.7 kW at 1500 rev/min typically used in agricultural sector was tested using neat jatropha oil a...

The research was conducted to prove empirically the impact of oil prices, interest rates, profitability, company size, and liquidity on leverage in mining sector companies Indonesia. study population 47 sector, using purposive sampling method, sample selected as many 32 a period 5 years from 2014 2018 so that 160 observations were obtained. data analysis method used random-effects model panel r...

In the United States (U.S), biodiesel is produced from vegetable oils, animal fats, recycled restaurant oil, and waste oil. Soybean oil has been by far most widely used feedstock for U.S production, accounting more than half of nation's feedstock. This study aimed to determine potential volume soybean plant, which cultivated product as a first-generation in U.S. The was grown on an area 30 352 ...