单选题Before the oily water separator put into operation, it should be ()Afilled with bilge waterBfilled with oilCfilled with clean waterDbe emptied

单选题
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


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How to operate oily water separator?

The requirement to carry an Oil Record Book does not apply to a ship that ______.A.is not equipped to discharge overboard any oil or oily mixtureB.is on an international voyage to a country that is a party to MARPOLC.has an International Oil Pollution Prevention CertificateD.has an oily water separator of sufficient capacity for the oil wastes generated

单选题Which of the following pumps will most affect oily water separator performance and give the worst result?()Areciprocating pumpBvane pumpCscrew pumpDcentrifugal pump

单选题Which of the following pumps is most suitable for an oily water separator?()Areciprocating pumpBvane pumpCmono pumpDaxial-flow pump

单选题The following measures can be used to improve oily water separator’s separating effect except ()Aoverhauling every two yearBworking at intervalsCrenewing filtration materialDpumping bilge water from different layers respectively

单选题The ()is fitted on an oily water separator.Asliding bowl bottomBgravity discCbowlDliquid level detector

单选题Which of the equipment listed is most effective in processing bilge slops for overboard discharge?()A100PPM oily water separatorBAssembling the lube oil purifier as a separator and aligning bilge overboardCA 15PPM oily water separatorDA magnetic duplex strainer

单选题A new ocean going ship of 2000 gross tons having an inoperative oily water separator may dispose of its bilge slops by ().Aholding its slops onboard until they can be pumped into the city sewer systemBcirculating them through the lube oil purifier to remove water and debrisCholding its slops onboard until they can be discharged to a shore side reception facilityDpumping them into a settling tank for separation before pumping the oily water residue overboard

单选题To assist separation of low viscosity oils steam coils or electric heaters are fitted () of the oily water separator.Ain entranceBin exitCin the upper partDon the outside

单选题Which of the following is wrong about operation of oily water separator?()Afilled with clean water before operationBkeep air cushion in oil collecting space during runningCcheck oil level during runningDclean inner separator with low pressure stream

单选题When oily water separator is operating, which measure () is wrong.Apay attention to operating parametersBrenew and clean separating units in timeCcheck oil level in separator to prevent overloadDcheck separating effect, if it is bad, flush with large capacity water pump

单选题The pressure difference of the gauge on the oily water separator increases greatly, the reason is()Athe filter is cloggedBbilge suction value is cloggedCsuction value and discharge value of the pump do not open fullyDscrew pump is worn seriously and volumetric efficiency is decreased

单选题In an oily water separator the oil will travel () to the oil collecting spaces.AupwardsBdownwardsCoutwardsDforwards

单选题After stopping oily water separator, sea water should be permitted for () minutes,()should be closed after stopping pump to reduce oxidation corrosion of inner wall.A15;inlet valueB15;inlet and outlet valueC30;inlet valueD30;inlet and outlet value

单选题The most suitable pump for oily water separator feed duties is ().Aa reciprocating pumpBa vane pumpCa centrifugal pumpDa triple screw pump

单选题The pump used to send the bilge water into the oily water separator()the mixture because this might create finer oil particles.Ashould agitateBshould not agitateCshould mix upDshould not add up

单选题Oily water separator mis-alarms, the most possible reason is ()Aseparating oil too fastBthe sensor flushed badlyCthe discharge solenoid value out of orderDtoo low heating temperature

单选题Because the flow rate of supply water pump is too large, oily water separator does not work wellWhich of the following is not the reason?()Athe monitoring equipment is out of orderBseparating effect becomes badCinner wall is contaminatedDseparating effect becomes bad and inner wall is contaminated

单选题The time of discharging oil is short, but oily water separator discharges oil frequentlyThe possible reason is ()Athe sensor of low oil level is fully covered by sludgeBthe coarse strainer before the pump in suction system is cloggedCthe screw pump is worn seriously and volumetric efficiency is decreasedDbilge suction value is clogged

单选题Here some oil in the oily water separator, as a result of its lower (), will separate and rise into the oil collection space.AtemperatureBviscosityCdensityDvelocity

单选题What’s the advantage of oily water separator that meets the requirement of MEPC 60(33) over MEPC 107(49)?()Amore economicBlarger capacity on oil treatmentCless costiveDmore capable of separating emulsified oil

单选题One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is()Aseal water supply be cut offBmake up water supply be cut offCoil outlet valve closed or not open sufficientlyDthe flow rate of oily water is too much

单选题If separating effect is not good, we can improve it by ()Aflushing separator with hot waterBincreasing water supply flowCheat oily water properlyDopening manual oil discharge value

单选题In which case is the IOPP Certificate of an inspected vessel NOT invalidated? ()AThe required oily-water separator malfunctionsBThe ship is transferred to Liberian registryCAn annual survey is conducted fifteen months after the date of certificate issuanceDA 15 ppm oily-water separator is replaced by a 100 ppm oily-water separator

单选题The requirement to carry an Oil Record Book does not apply to a ship that().Ais not equipped to discharge overboard any oil or oily mixtureBis on an international voyage to a country that is a party to MARPOLChas an International Oil Pollution Prevention CertificateDhas an oily water separator of sufficient capacity for the oil wastes generated

单选题Which of the following liquids can ordinarily be discharged overboard without being processed through an oily water separator?()ACargo tank ballastBSegregated ballastCEngine room bilgesDCargo pump room bilges