CD Disertasi
Kaji Eksperimental Penggunaan Biosolar B40 Dan B50 Terhadap Prestasi Mesin Diesel Dengan Menggunakan Variasi Mesh Fuel Filter
Biodiesel is an alternative fuel that is used as a substitute for depleting fossil fuels. Biodiesel has different characteristics than fossil fuels, so changes to the engine are needed to improve engine performance. One way to improve engine performance is to vary the fuel filter mesh with sizes of 2, 10, and 30 microns. This study uses B40 and B50 fuel with engine rpm of 2500 kg/m2, 5000 kg/m2, 7500 kg/m2, 10000 kg/m2, and 12500 kg/m2. In the test, it was found that the variation of the fuel filter mesh has an effect on engine performance parameters such as effective shaft power, average effective pressure, thermal efficiency, air fuel ratio (AFR), and specific fuel consumption (SFC). The largest shaft power at B40 occurs in a 2 micron mesh with a value of 3,602 kW at a load of 12,500 kg/m2 and in B50 occurs at a 10 micron mesh with a value of 3,638 kW at the same load. The largest bmep value in B40 occurs in a 10 micron mesh of 735,196 N/m2 at a load of 12,500 kg/m2 and at B50 occurs in a 2 micron mesh with a value of 735,173 N/m2 at the same load. The highest thermal efficiency and AFR values occurred at 2 micron mesh for thermal efficiency and 30 micron for AFR, with values of 93.712% and 139.326 at a load of 12.500 kg/m2. For B50, the highest thermal efficiency and air fuel ratio occurred at 30 micron mesh with a value of 79.586% and 106.136 at a load of 12.500 kg/m2. The smallest SFC in B40 occurred at 2 micron mesh and at B50 at 30 micron with values of 0.0000879 kg/kJ and 0.0000995 kg/kJ at a load of 2500 kg/m2.
Keywords : biodiesel, B40, B50, fuel filter
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