A - 3.5% volume loss

Question 1:

Settling is a process that separates a mixture according to:
A - Solubilities
B - Dew points
C - Boiling points
D - Weights
_______________________________________________

Question 2:

The factor in the separation of liquids and gases that affects the gas composition and the amount of liquids removed from the stream is:
A - Gas expansion
B - Gas pressure
C - Gas temperature
D - Retention time
______________________________________________

Question 3:

It is more efficient to pump gas-free liquids to a storage area because flash vapour problems can result during pumping and vapour losses from storage tanks are decreased dramatically.
A - True
B - False
_______________________________________________

Question 4:

The principal difference between a liquid and other fluids is that a fluid, such as gas, first fills the bottom of the container in which it is confined.
A - True
B - False
______________________________________________

Question 5:

One reason for separating liquids from gases is that:
A - Hydrate formation can be prevented by increasing water content
B - Measurement of gases and liquids separately is required for accuracy
C - Hydrocarbons occur only in a liquid state
D - Hydrocarbons occur only in a gas state
_______________________________________________

Question 6:

A mist extractor is a separating device that removes entrained liquid and particles by:
A - Distillation
B - Filtration or impingement in depth
C - Force of gravity
D - Filtration or adsorption in depth
_______________________________________________

Question 7:

The design principle used in a mist extractor is:
A - Stream temperature and pressure
B - Gas velocity
C - Liquid retention time
D - Liquid impingement
_______________________________________________

Question 8:

Condensation is a process that separates a mixture according to:
A - Solubilities
B - Boiling points
C - Weights
D - Dew points
_______________________________________________

Question 9:

A gas stream separator must be able to cause a __________ of liquid hydrocarbons.
A - pressure reduction
B - primary-phase separation
C - change in flow direction
D - increase in temperature
_______________________________________________

Question 10:

The force of gravity, distillation, centrifugal force, adsorption, and impingement are all principles that may be used to design separators and achieve complete separation of liquid from gases.
A - True
B – False
_______________________________________________

Question 11:

The well stream has gone through a knockout drum and the resulting gas and liquid flow towards further separation. During the operation, a hydrate forms in the out flowing pipe, slowing down the flow and the production of the well. The reason for hydrate formation is:
A - Knockout drums only remove free water, not all water from the system
B - A malfunctioning knockout drum has allowed water to exit the drum
C - The knockout drum is allowing particulate matter to flow through the drum
D - The temperature of the knockout drum is too low and allowed condensation to occur
_______________________________________________

Question 12:

Fractional distillation is a process that separates a mixture according to:
A - Solubilities
B - Boiling points
C - Weights
D - Dew points
_______________________________________________

Question 13:

When gas in a reservoir is saturated with water, it means that the gas:
A - Contains a small amount of water in the form of vapour
B - Contains a small amount of water in the form of liquid
C - Has absorbed all the water it can under reservoir conditions
D - Has absorbed no water under reservoir conditions
_______________________________________________
Question 14:

The principle utilized in separation that causes heavier components to disengage from the stream by directing flowing gas against a surface thus changing its motion is referred to as:
A - Filtration
B - Absorption
C - Impingement
D - Centrifugal force
_______________________________________________

Question 15:

The amount of water a gas is capable of absorbing before it becomes "saturated" is dependent upon:
A - Gas Velocity
B - Gas Temperature
C - Whether free water is present
D - Amount of solids in the gas
_______________________________________________

Question 16:

Absorption is a process that separates a mixture according to:
A - Solubilities
B - Boiling points
C - Dew points
D – Weights
_______________________________________________

Question 17:

The factor in the separation of liquids and gases that affects the viscosity of the fluid and, therefore, its velocity and flow is:
A - Gas velocity
B - Gas temperature
C - Volume
D - Gas pressure
_______________________________________________

Question 18:

Gas expansion improves liquid separation because:
A - A corresponding drop in temperature will also occur
B - Gas density is decreased
C - Gas velocity will increase
D - A corresponding increase in temperature will also occur
_______________________________________________

Question 19:

You are engineering a separator upstream of a gas compressor. Of those listed below, the most suitable design would be:
A - Horizontal separator
B - Vertical Separator with a demister pad
C - Free waterknockout
D - Scrubber
_______________________________________________

Question 20:

A drip may be provided near a well for the removal of:
A - Traces of water, gasoline or oil
B - Entrained liquids by filtration
C - Heavy solids content
D - Condensed fine particles from a gas stream
_______________________________________________

Question 21:

A total liquids knockout vessel is designed to:
A - Remove liquids from high-pressure gas streams
B - Handle gas streams with small liquid content
C - Remove entrained liquids by filtration
D - Remove traces of water, oil, and gasoline
_______________________________________________
Question 22:

A scrubber is a separator designed to handle gas streams with:
A - Heavy solids content
B - Heavy liquids content
C - Small liquid content
D - High concentrations of hydrogen sulphide
_______________________________________________

Question 23:

The principle utilized in separation that is used to accelerate separation by throwing the heavier components to the outside and away from the lighter gases is:
A - Absorption
B - Impingement
C - Centrifugal force
D - Force of gravity

_______________________________________________

Question 24:
A scrubber:
A - Is designed to handle gas streams with small liquid content
B - Is usually installed upstream of compressors
C - Is designed to remove entrained fine particles from a gas stream
D - All of the above
_______________________________________________

Question 25:
Settling is a process that separates a mixture according to:

A - Solubilities
B - Weights
C - Dew points
D - Boiling points

Question 1:

The type of conventional separator that is particularly adaptable to portable well test units is:
A - Three-phase vertical separator
B - Three-phase horizontal separator
C - Double-barrel horizontal separator
D - Cyclone separator
_______________________________________________

Question 2:

Design is being done for surface equipment of an oil well that also produces significant natural gas. The separator most suited for this well would be:
A - Horizontal
B - Vertical
C - Cyclonic
D - Spherical
_______________________________________________
Question 3:

A disadvantage of a horizontal separator is:
A - Expensive for its size and volume
B - Limited separation space and liquid surge capacity
C - Lower capacity than any other type of separator when the comparison is based on effective diameter
D - Liquid-level control is extremely critical compared to a vertical unit
_______________________________________________

Question 4:

Three-phase separating refers to separating:
A - Liquid hydrocarbons from water from solids
B - Water from solids from gases
C - Gas from liquids from solids
D - Gas from liquid hydrocarbons from water
_______________________________________________

Question 5:

Conventional separators, regardless of their shape or size, should include a:
A - Sump or liquid collecting section and gas storage section
B - Mist extraction or coalescing section and gas storage section
C - Primary separation section, secondary settling section, and gas storage section
D - Primary separation section, secondary settling section, and liquid collecting section
_______________________________________________

Question 6:

To cleanly separate free gases from the free hydrocarbon liquids, the basic separator must be strong enough to withstand the required working pressure, and promote the accumulation of froths and foams in the vessel.
A - True
B - False
_______________________________________________

Question 7:

The internal component of a three-phase vertical separator that maintains a constant oil level in the vessel is the:
A - Degassing baffle plate
B - Weir
C - Demister
D - Inlet diverter
_______________________________________________

Question 8:

An advantage of a horizontal separator is:
A - Higher capacity for gas flow than vertical separators of the same diameter
B - Liquid-level control is not critical
C - Relatively easy to clean
D - None of the above
______________________________________________

Question 9:

The section of a conventional separator that is used to collect the majority of the liquid in the inlet stream is referred to as the:
A - Secondary or gravity settling section
B - Primary or initial separation section
C - Mist extraction or coalescing section
D - Sump or liquid collecting section
_______________________________________________

Question 10:

The type of conventional separator that has a very high liquid capacity is:
A - Three-phase vertical separator
B - Three-phase horizontal separator
C - Double-barrel horizontal separator
D - Cyclone separator
_______________________________________________

Question 11:

The component of a cyclone separator that causes the well effluent entering the separator to be spun around the interior of the vessel is the:
A - Float shield
B - Mist extractor
C - Tangential inlet
D - Recycle line
_______________________________________________

Question 12:

Conventional separators are employed in the field to separate:
A - Gas from all free liquids and solids
B - Gas from water
C - Solids from liquids
D - Gas from solids
_______________________________________________

Question 13:

The mist extractor of a conventional separator removes the very small droplets of liquid in one final separation:
A - Before the gas enters the vessel
B - Before the gas leaves the vessel
C - Using the force of gravity
D - After the gas leaves the vessel
_______________________________________________

Question 14:

The liquid separation efficiency of a cyclone separator is dependant on:
A - Gas/liquid ratio
B - Gas retention time
C - Gas velocity
D - Liquid retention time
_______________________________________________

Question 15:The section of a conventional separator that acts as a receiver for all liquid removed from the gas is referred to as the: A - Mist extraction or coalescing section B - Secondary or gravity settling section C - Primary or initial separation section D - Sump or liquid collecting section

______________________________________________
Question 16:
One advantage of a vertical type separator is that the unit is:
A - Readily adaptable to a skid-mounted unit
B - Easy to clean
C - Lower in capacity than any other type of separator
D - Inexpensive for its size and volume
_______________________________________________

Question 17:

The three-phase horizontal separator is designed to separate oil, water, and gas, and has:
A - Three inlets
B - Three liquid outlets
C - Two liquid outlets
D - One liquid outlet
_______________________________________________

Question 18:

Spherical separators are used for the separation of:
A - Large volumes of gas from extremely small volumes of liquid
B - Large volumes of gas from extremely small volumes of solids
C - Large volumes of solids from extremely small volumes of gas
D - Large volumes of liquid from extremely small volumes of gas
_______________________________________________

Question 19:

The type of conventional separator that is used in cases where free water readily separates from the oil or condensates is the:
A - Three-phase horizontal separator
B - Three-phase vertical separator
C - Double-barrel horizontal separator
D - Cyclone separator

Question 1:

The amount of chemicals used to treat an oil-water mixture affects the ______________, but will not affect the ________________.
A - degree of breakdown, settling time
B - degree of breakdown, turbidity
C - settling time, turbidity
D - settling time, degree of breakdown
_______________________________________________

Question 2:
Water is slower to separate from crude oil emulsions when the:
A - Temperature is high
B - Viscosity of the crude is high
C - Gravity differential between the oil and the water is great
D - Water droplets are larger
_______________________________________________

Question 3:

When water has a higher specific gravity than oil:
A - It will not emulsify
B - The oil will settle to the bottom of the tank
C - The oil is an ultra heavy crude oil
D - The water will settle to the bottom of the tank
_______________________________________________

Question 4:
Water has a lower specific gravity than oil, allowing it to settle to the bottom of a tank.

A - True
B - False
_______________________________________________

Question 5:
In oil fields, the treating chemicals should be added to the emulsion as it is produced. The solution is forced into the flow stream by a:

A - Displacement-type plunger pump
B - Volute centrifugal-type pump
C - Dynamic-type pump
D - Regenerative-type pump
_______________________________________________

Question 6:
If free water is carried over into the stock tanks from the treater or other equipment, the correct action is:

A - Decrease the temperature
B - Add greater amounts of the chemical to the treating system
C - Enlarging the plant
D - Find a faster acting chemical through bottle testing
_______________________________________________

Question 7:
Of the following techniques used to bring the water settling rate to an acceptable level, the least used and most expensive technique is:

A - Distillation
B - Centrifuging
C - Heat treating
D - Using diluents
_______________________________________________

Question 8:
The amount of chemical compound added to the emulsion affects the degree of breakdown, but has no effect on the speed of the breakdown or on the settling time to separate the oil and water after the emulsion has been broken.

A - True
B - False
_______________________________________________

Question 9:
Which oil treating system component removes excessive volumes of free water ahead of the treating plant?

A - Free water knockout
B - Gun barrel
C - Storage tank
D - Skimming pit
_______________________________________________

Question 10:
Chemical oil treatments work when the chemical is allowed to come into contact with each droplet of water suspended in the oil and:

A - Energize the film of emulsifying agent through an electro-chemical reaction
B - Evaporate the water
C - Form solids that drop out of the flow stream
D - Neutralize the film of emulsifying agent surrounding the droplet

_______________________________________________

Question 11:
Of the following substances, which is not considered an impurity found in crude petroleum?

A - a. Water
B - b. Asphalt
C - c. Wax
D - Both b and c
_______________________________________________

Question 12:
When the gravity differential between the oil and the water is small, the water:

A - Is solidified and drops out of the flow stream
B - Emulsifies the solids entrained in the liquid
C - Separates more slowly from the oil
D - Separates more quickly from the oil
_______________________________________________

Question 13:
When the oil in an oil-water mixture settles to the bottom of the tank, the oil has a:

A - Specific density rating of 1.01 or better
B - Lower specific gravity than water
C - High sulphur content
D - Specific gravity as high or higher than water
_______________________________________________

Question 14:
The component of a settling tank that is used to gather light ends is called the:

A - Header
B - Spreader
C - Skimmer
D - Gas dome
____________________________________________

Question 15:
When a lubricator is used on downhole treating, it is filled with chemical, diluted with crude oil, and dumped in batches into the:

A - Annular space
B - Bottomhole choke
C - Separator
D - Tank
_______________________________________________

Question 16:
The factor involved in treating crude oil emulsions that gathers together small droplets to provide larger drops is referred to as:

A - Coalescing
B - Settling
C - Breaking
D - Skimming
_______________________________________________

Question 17:
Free water knockouts are used to separate oil and water produced from wells having a high oil prodution and low water production.

A - False
B – True

_______________________________________________

Question 18:
The amount of chemical added to the emulsion affects:

A - The degree of the breakdown
B - The speed of the breakdown
C - The settling time to separate the oil and water after the emulsion has been broken
D - The oil viscosity
_______________________________________________

Question 19:
Which of the following principles is an element of all treating procedures?

A - Gravity differential
B - Distillation
C - Centrifuging
D - Settling
_______________________________________________

Question 20:
The component of a settling tank that disperses the emulsion entering the tank over the tank-bottom area is called a/an:

A - Excelsior
B - Skimmer
C - Spreader
D - Gas dome
_______________________________________________

Question 21:

To ensure that intimate mixing will occur after the chemical compound is introduced to the flow stream, there must be:

A - A reduction of flow

B - A rapid temperature increase

C - No agitation

Дата добавления: 2015-11-14