Which of the following pumps is most suitable for an oily water separator?

A:reciprocating pump B:vane pump C:mono pump D:axial-flow pump

Oily water separator mis-alarms, the most possible reason is ____.

A:separating oil too fast B:the sensor flushed badly C:the discharge solenoid value out of order D:too low heating temperature

Before the oily water separator put into operation, it should be ____.

A:filled with bilge water B:filled with oil C:filled with clean water D:be emptied

If found oil when we open low oil level plug of separator, it indicates ____.

A:the separator is overload B:the monitor equipment of separator fails C:the discharge pump of separator can not work D:the temperature of oil water is low

The following measures can be used to improve oily water separator ’s separating effect except ____.

A:overhauling every two year B:working at intervals C:renewing filtration material D:pumping bilge water from different layers respectively

Which of the following is wrong about operation of oily water separator?

A:filled with clean water before operation B:keep air cushion in oil collecting space during running C:check oil level during running D:clean inner separator with low pressure stream

The separating effect of oil separator is not very good, the reason may be ___ .

A:too little seal water B:improper gravity disc C:oil discharging pump not working very well D:low water level of the working water

____ can cause oil flow from water outlet of a separator.

A:Oil inlet valve opening too quickly B:Oil temperature too high C:Diameter of gravity disc too small D:Viscosity of oil too low

____ can not cause oil flow from water outlet of self-cleaning separator.

A:Oil temperature too high B:Diameter of gravity disc too large C:Oil temperature too low D:High level tank out of water

____ can cause oil flow from sludge outlet of self cleaning separator.

A:Too much sludge accumulated in separator bowl B:Diameter of gravity disc too large C:High level tank lack of water D:Oil input too rapidly