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单选题
When oily water separator is operating, which measure （） is wrong.
A
pay attention to operating parameters
B
renew and clean separating units in time
C
check oil level in separator to prevent overload
D
check separating effect, if it is bad, flush with large capacity water pump
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更多 “单选题When oily water separator is operating, which measure （） is wrong.A pay attention to operating parametersB renew and clean separating units in timeC check oil level in separator to prevent overloadD check separating effect, if it is bad, flush with large capacity water pump” 相关考题
考题
When started, a complete oily water separating unit is first filled ______. The oily water mixture is then pumped through the inlet pipe into the coarse separating compartment.A.with dirty waterB.with clean waterC.by oily waterD.by mixed water
考题
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
考题
单选题Which of the following pumps will most affect oily water separator performance and give the worst result?（）A
reciprocating pumpB
vane pumpC
screw pumpD
centrifugal pump
考题
单选题Which of the following pumps is most suitable for an oily water separator?（）A
reciprocating pumpB
vane pumpC
mono pumpD
axial-flow pump
考题
单选题The following measures can be used to improve oily water separator’s separating effect except （）A
overhauling every two yearB
working at intervalsC
renewing filtration materialD
pumping bilge water from different layers respectively
考题
单选题The （）is fitted on an oily water separator.A
sliding bowl bottomB
gravity discC
bowlD
liquid level detector
考题
单选题Which of the equipment listed is most effective in processing bilge slops for overboard discharge?（）A
100PPM oily water separatorB
Assembling the lube oil purifier as a separator and aligning bilge overboardC
A 15PPM oily water separatorD
A magnetic duplex strainer
考题
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 （）.A
holding its slops onboard until they can be pumped into the city sewer systemB
circulating them through the lube oil purifier to remove water and debrisC
holding its slops onboard until they can be discharged to a shore side reception facilityD
pumping them into a settling tank for separation before pumping the oily water residue overboard
考题
单选题To assist separation of low viscosity oils steam coils or electric heaters are fitted （） of the oily water separator.A
in entranceB
in exitC
in the upper partD
on the outside
考题
单选题Which of the following is wrong about operation of oily water separator?（）A
filled with clean water before operationB
keep air cushion in oil collecting space during runningC
check oil level during runningD
clean inner separator with low pressure stream
考题
单选题If found oil when we open low oil level plug of separator, it indicates （）A
the separator is overloadB
the monitor equipment of separator failsC
the discharge pump of separator can not workD
the temperature of oil water is low
考题
单选题The operating water is supplied under the （）of an oil separator.A
sliding bowl bottomB
bowl hoodC
bowlD
filter units
考题
单选题In an oily water separator the oil will travel （） to the oil collecting spaces.A
upwardsB
downwardsC
outwardsD
forwards
考题
单选题Before the oily water separator put into operation, it should be （）A
filled with bilge waterB
filled with oilC
filled with clean waterD
be emptied
考题
单选题The most suitable pump for oily water separator feed duties is （）.A
a reciprocating pumpB
a vane pumpC
a centrifugal pumpD
a triple screw pump
考题
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.A
should agitateB
should not agitateC
should mix upD
should not add up
考题
单选题Oily water separator mis-alarms, the most possible reason is （）A
separating oil too fastB
the sensor flushed badlyC
the discharge solenoid value out of orderD
too low heating temperature
考题
单选题When started, a complete oily water separating unit is first filled （）The oily water mixture is then pumped through the inlet pipe into the coarse separating compartment.A
with dirty waterB
with clean waterC
by oily waterD
by mixed water
考题
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?（）A
the monitoring equipment is out of orderB
separating effect becomes badC
inner wall is contaminatedD
separating effect becomes bad and inner wall is contaminated
考题
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.A
temperatureB
viscosityC
densityD
velocity
考题
单选题What’s the advantage of oily water separator that meets the requirement of MEPC 60(33) over MEPC 107(49)?（）A
more economicB
larger capacity on oil treatmentC
less costiveD
more capable of separating emulsified oil
考题
单选题One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is（）A
seal water supply be cut offB
make up water supply be cut offC
oil outlet valve closed or not open sufficientlyD
the flow rate of oily water is too much
考题
单选题If separating effect is not good, we can improve it by （）A
flushing separator with hot waterB
increasing water supply flowC
heat oily water properlyD
opening manual oil discharge value
考题
单选题In which case is the IOPP Certificate of an inspected vessel NOT invalidated? （）A
The required oily-water separator malfunctionsB
The ship is transferred to Liberian registryC
An annual survey is conducted fifteen months after the date of certificate issuanceD
A 15 ppm oily-water separator is replaced by a 100 ppm oily-water separator
考题
单选题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
考题
单选题Which of the following liquids can ordinarily be discharged overboard without being processed through an oily water separator?（）A
Cargo tank ballastB
Segregated ballastC
Engine room bilgesD
Cargo pump room bilges
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