Centrifugal Purifier Quiz

The boundary of oil and water in the Purifier bowl is called_____________

• Periphery

• Interface

• Oil Region

• Water Boundary

In a centrifugal purifier, dirty oil enters the disk stack_________

• From the bottom going up

• From the topside going down

• From the top going down

• None of the above

The nut of the bowl assembly is confirmed tight by means of__________

• A torque wrench

• Aligned marks on the body and nut

• When the nut is no longer move after several hammer blows

• Any of the options

In disc type centrifugal purifier, the bowl is located on the upper of__________

• Below the electric motor

• Friction clutch

• Bowl spindle

• Horizontal Shaft

The oil is heated prior to entering centrifugal purifier to__________

• Cascade control

• Improve purification

• To inlet pressure

• To increase flow

Unbalance accumulation of sludge in the bowl can result to________

• Slow discharge of purified oil

• Excessive sealing water

• leaking of oil to water outlet pipe

• Vibration

The following are parts of the main bowl of purifier except________

• Hood

• Bolt

• Nut

• Body

When the centrifugal disc type purifier is in de-sludging mode, the bowl is__________

• Open

• Closed

• Rotating slowly

• Half the speed of motor

The following factors are affecting the efficiency of the centrifugal purifier, except_______

• Viscosity

• Specific gravity

• feed rate

• Alkalinity

In Centrifugal Purifier, the discharge of the sludge is done________

• Through sludge outlet pipe located on top of the bowl

• Through the water outlet pipe

• By opening the bowl

• All of the above option