System lubricating oil

System lubricating oil
1. Unit lubricating system
 Lubricating oil system
• Cooling-filtering and supplying LO to ME
• Sump tank – LO pump – LO cooler – full – flow filter – engine – sump tank
 Lub oil purifying system
• Purifying LO for recirculating
• Sump tank – filter – LO pump – pre heater – purifier – sump tank
2. Cylinder lub oil system
 Supply LO ke silinder mesin (hanya untuk mesin 2 tak)
 Cylinder oil tank – pump – service tank – engine

Type of lubricating system
1. Wat pump
 Engine carter dari wadah LO
 Crank-shaft immersed party in LO in carter (wet)
 Lubricating system to engine and purifying system for LO
 Biasanya untuk disel berkecepatan tinggi dan daya kecil
2. Dry pump
 Sump tank dibawah mesin induk
 Crank-shaft not immersed in LO in sump tank (dry)
 Lubricating system to engine and purifying system for LO are not in one line
 Biasanya untuk daya tinggi kecepatan rendah.

Komponen dari lubricating system
• Sump tank
• LO cooler
• LO filter
• Pipa LO
• Lub oil pump

Komponen dari LO purying system
1. Pump LO purifying : type gear or srew
2. Pre-heater LO : type electric, steam, thermal oil heater
3. LO purifier : type centrifuge