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VIU PWR ENG Part B > Typical Industrial Plant Configuration > Flashcards

Typical Industrial Plant Configuration Flashcards

1
Q

The mechanical seal material in a hot oil pump determines the:
Select one:
a. Maximum temperature of the oil that can be pumped
b. Duty cycle of the pump
c. Maximum speed the pump can operate at
d. Maximum viscosity of oil that can be pumped

A

a. Maximum temperature of the oil that can be pumped

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2
Q

control room operator notices that the stack temperature of a hot oil heater is increasing rapidly. The operator should:
Select one:
a. Activate the emergency shutdown.
b. Call the shift charge engineer for advice.
c. Send an operator out to see if there is smoke coming from the oil heater stack.
d. Wait to see if the temperature returns to normal.

A

a. Activate the emergency shutdown.

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3
Q

The two chief methods of chemical pulping are the ___________ processes.

Select one:

a. white liquor and black liquor
b. Sulfate and sulfite
c. strong liquor and weak liquor
d. Kraft and thermo-mechanical pulping

A

b. Sulfate and sulfite

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4
Q

The gas burners of a horizontal, rectangular, direct-fired oil heater are located:
Select one:
a. At the base of the furnace
b. At the top of the furnace
c. On the walls of the furnace
d. In a separate refractory-lined enclosure, at a safe distance from the oil-containing tubes.

A

a. At the base of the furnace

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5
Q

On hot oil heaters, the low oil flow shutdown sensors (FISL) are always installed on the:
Select one:
a. Hot oil inlet line to the oil heater
b. Hot oil outlet line from the oil heater
c. Circulating pump suction line
d. Circulating pump discharge line

A

b. Hot oil outlet line from the oil heater

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6
Q

The raw natural gas from the wells, for use in a gas processing plant, is known as:

Select one:

a. Sour gas
b. Feedstock
c. Sweet gas
d. Liquefied petroleum gas

A

b. Feedstock

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7
Q

The purpose of dehydration in natural gas treatment plants is to:

Select one:

a. Remove water from the main gas stream
b. Lower the temperature of the hot condensate
c. Remove hydrogen sulfide from the hydrocarbons
d. Remove the liquid hydrocarbons from the gas

A

a. Remove water from the main gas stream

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8
Q 
In order to keep some hot oil flowing through a standby pump, it is important that the \_\_\_\_\_\_\_ valve of the standby pump be left open. 
Select one:
a. Bypass 
b. Suction  
c. Vent 
d. Relief
A

b. Suction

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9
Q

The high oil temperature shutdown device of an oil-fired heater senses the:
Select one:
a. Oil temperature at the furnace outlet
b. Combustion gases stack temperature
c. Ambient air temperature
d. Fuel gas temperature

A

a. Oil temperature at the furnace outlet

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10
Q

The predominant constituent of natural gas, which occupies up to 95% by volume, is:

Select one:

a. Propane
b. Methane
c. Ethane
d. Butane

A

b. Methane

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11
Q

Heavy oil recovered using SAGD or CSS is properly referred to as

Select one:

a. bottoms
b. bitumen
c. crude
d. tar

A

b. bitumen

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12
Q 
\_\_\_\_\_ are installed to prevent hot oil from spreading beyond the confines of a hot oil heater in the event of a ruptured tube.
Select one:
a. Dikes
b. Tunnels 
c. Ditches
d. By-pass pipes
A

a. Dikes

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13
Q

Some trees, such as pines, Douglas fir, and tamarack, cannot be successfully made into pulp by the ___________ process.

Select one:

a. Mechanical
b. Kraft
c. Sulfate
d. Sulfite

A

d. Sulfite

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14
Q

What is the primary use of the ground wood pulp, produced by the mechanical process?

Select one:

a. Cardboard
b. Soft paper products
c. High quality white paper
d. Newsprint

A

d. Newsprint

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15
Q

Wood pulp production by chemical means requires the removal of the _____ in order to obtain the cellulose fiber.

Select one:

a. Lignin
b. Tannin
c. Cellulose
d. Sodium sulfite

A

a. Lignin

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16
Q

Degradation of heat transfer fluid of a hot oil system will begin to occur if:
Select one:
a. The oil becomes too viscous
b. The oil is allowed to churn in the circulating pump
c. The oil temperature is above a specified range, for an extended period of time
d. The oil filter is not serviced regularly

A

c. The oil temperature is above a specified range, for an extended period of time

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17
Q

An emergency shutdown (ESD) of a hot oil system may be activated
Select one:
a. Manually
b. Only by the shift charge engineer
c. Only by a first responder
d. By high excess O2, measured at the stack

A

a. Manually

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18
Q

Chemical pulping processes result in _____ of the raw forest material input.

Select one:

a. a 25% loss by weight
b. a 50% loss by weight
c. an insignificant loss
d. the most efficient use

A

b. a 50% loss by weight

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19
Q

In a pulp mill, wood chips are cooked in a digester using

Select one:

a. Weak black liquor
b. Strong black liquor
c. Green liquor
d. White liquor

A

d. White liquor

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20
Q 
The \_\_\_\_\_ tubes of a fired hot oil heater have fins on their outer surfaces. 
Select one:
a. Extended type
b. Fire 
c. Water 
d. Radiant
A

a. Extended type

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21
Q 
Hot oil high temperature shutdown (TSDH) switches are installed on the:  
Select one:
a. Inlet line to the oil heater 
b. Inlet line to the pump 
c. Surge tank inlet line 
d. Outlet line from the heater
A

d. Outlet line from the heater

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22
Q

The contaminants in natural gas may include:

Select one:

a. Hydrogen sulfide
b. Pentane
c. Methane
d. Oxygen

A

a. Hydrogen sulfide

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23
Q

“Barking”, as it occurs in a pulp mill, means:

Select one:

a. To wash the incoming logs
b. To chip the logs
c. The removal of bark from the logs
d. Cutting the logs into short lengths

A

c. The removal of bark from the logs

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24
Q 
The discharge from the safety valve on a hot oil system is directed to: 
Select one:
a. The pump suction 
b. The surge tank  
c. A floor drain  
d. The roof of the boiler house
A

b. The surge tank

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25
Q

The two main categories of wood pulping processes are the mechanical process and the _______ process.

Select one:

a. Thermal
b. Hydraulic
c. Kraft
d. Chemical

A

d. Chemical

26
Q

To transport bitumen through a pipeline, it must be diluted with

Select one:

a. water
b. diluent
c. produced water
d. varsol

A

b. diluent

27
Q

The two main processes in SAGD plants are

Select one:

a. oil dewatering and water de-oiling
b. flotation and softening
c. demulsification and dilution
d. dewatering and silica removal

A

a. oil dewatering and water de-oiling

28
Q 
A high stack temperature in a hot oil heater may indicate: 
Select one:
a. Improper fuel-air ratio
b. Excessive oil flow 
c. A tube failure  
d. Inadequate combustion air
A

c. A tube failure

29
Q

The type of pump normally used with a hot oil system is a:
Select one:
a. Multistage reciprocating pump
b. Conventional, single stage centrifugal pump
c. Rotary screw pump
d. Sliding vane pump

A

b. Conventional, single stage centrifugal pump

30
Q

Hydrogen sulfide and carbon dioxide are removed from natural gas:

Select one:

a. By superheating the gas
b. In the inlet separator
c. In the dehydrator
d. Using amine

A

d. Using amine

31
Q 
The automatic shutdown devices on a hot oil system are also called: 
Select one:
a. Interlocks  
b. ASDs 
c. Fail safes 
d. Lock-ups
A

a. Interlocks

32
Q

The purpose of the absorber in a natural gas plant is to:

Select one:

a. Remove condensate from the gas
b. Absorb all the hydrocarbons from the gas
c. Recover hydrocarbons from concentrated amine
d. Remove hydrogen sulfide and carbon dioxide from the gas

A

d. Remove hydrogen sulfide and carbon dioxide from the gas

33
Q 
The approximate efficiency of a radiant hot oil heater is: 
Select one:
a. 25 to 35% 
b. 30 to 40% 
c. 40 to 50% 
d. 70 to 80%
A

c. 40 to 50%

34
Q 
When Teflon is used as part of the mechanical seal, the maximum temperature of oil that can be pumped by a hot oil pump is: 
Select one:
a. 100°C 
b. 250°C  
c. 150°C 
d. 200°C
A

d. 200°C

35
Q

The purpose of an inlet separator in a natural gas plant is to remove the:

Select one:

a. Undissolved gases from the hydrocarbons
b. Liquids from the gas
c. Hydrogen sulfide from the gas
d. Entrained solids from the liquids

A

b. Liquids from the gas

36
Q 
Convection type hot oil heaters ae approximately \_\_\_\_\_\_\_\_\_\_\_efficient.
Select one:
a. 25 to 35%
b. 90 to 95%
c. 85 to 95% 
d. 75 to 85%
A

d. 75 to 85%

37
Q

In order to avoid unstable burner operation in the event of high or low fuel gas pressure, hot oil heaters are equipped with:
Select one:
a. An emergency shutdown device
b. A high stack temperature switch
c. High and low fuel gas pressure cut-offs
d. Fuel gas surge vessels

A

c. High and low fuel gas pressure cut-offs

38
Q

The purpose of stabilization in natural gas treatment plants is to:

Select one:

a. Stabilize the gas from the contactor
b. Flash off lighter gases at low pressure, from the liquid hydrocarbons
c. Prevent lighter hydrocarbons from separating from the heavier hydrocarbons
d. Flash off the gases at high pressure from the liquids

A

b. Flash off lighter gases at low pressure, from the liquid hydrocarbons

39
Q 
Usually, \_\_\_\_\_\_\_\_ installed on a hot oil system.
Select one:
a. Four burners are
b. Three pumps are
c. Only one pump is
d. Two pumps are
A

d. Two pumps are

40
Q

The purpose of “cooking” in a pulp mill is to:

Select one:

a. Soften the wood chips
b. Remove the lignin from the wood chips
c. Heat the wood chips
d. Remove the fiber from the wood chips

A

b. Remove the lignin from the wood chips

41
Q

The hydrocarbons in natural gas may include:

Select one:

a. Carbon dioxide
b. Ethane
c. Nitrogen
d. Hydrogen sulfide

A

b. Ethane

42
Q

The high oil temperature shutdown device of an oil-fired heater senses the:
Select one:
a. Oil temperature at the furnace outlet
b. Combustion gases stack temperature
c. Ambient air temperature
d. Fuel gas temperature

A

a. Oil temperature at the furnace outlet

43
Q 
The inner walls and floor of a fired heater furnace are lined with: 
Select one:
a. Fiberglass insulation 
b. Asbestos blocks 
c. Ceramic tile  
d. Refractory
A

d. Refractory

44
Q

The two most common in-situ methods of oil recovery from bituminous sands are

Select one:

a. overburden removal (OR) and cyclic steam stimulation (CSS)
b. mining and steam assisted cyclic stimulation (SACS)
c. mining and steam assisted gravity drainage (SAGD)
d. steam assisted gravity drainage (SAGD) and cyclic steam stimulation (CSS)

A

d. steam assisted gravity drainage (SAGD) and cyclic steam stimulation (CSS)

45
Q 
The inlet of a hot oil pump is located: 
Select one:
a. Above the surge tank 
b. As close as possible to the heater outlet 
c. Inside the surge tank 
d. Below the expansion tank
A

d. Below the expansion tank

46
Q 
Hot oils are used as heat transfer media for systems operating up to: 
Select one:
a. 300°C  
b. 200°C 
c. 400°C  
d. 100°C
A

a. 300°C

47
Q

Barking”, as it occurs in a pulp mill, means:

Select one:

a. To wash the incoming logs
b. To chip the logs
c. The removal of bark from the logs
d. Cutting the logs into short lengths

A

c. The removal of bark from the logs

48
Q 
In hot oil heaters, hot gases moving through the furnace transfer the heat to:
Select one:
a. The superheater
b. The economizer tubes
c. The tubes in the radiant section 
d. The tubes in the conduction section
A

c. The tubes in the radiant section

49
Q 
With regard to hot oil leaving the heater, the operating parameter of particular importance is the oil: 
Select one:
a. Pressure 
b. Velocity 
c. Temperature  
d. Viscosity
A

c. Temperature

50
Q

Heavy oil recovered using SAGD or CSS is properly referred to as

Select one:

a. bottoms
b. bitumen
c. tar
d. crude

A

b. bitumen

51
Q

Hydrogen sulfide and carbon dioxide are removed from natural gas:

Select one:

a. By superheating the gas
b. In the inlet separator
c. In the dehydrator
d. Using amine

A

d. Using amine

52
Q

The type of pump normally used with a hot oil system is a:
Select one:
a. Multistage reciprocating pump
b. Conventional, single stage centrifugal pump
c. Rotary screw pump
d. Sliding vane pump

A

b. Conventional, single stage centrifugal pump

53
Q

In a chemical pulping process, lignin is removed from chipped wood in the:

Select one:

a. Recovery boiler
b. Blow tank
c. Hogger
d. Digester

A

d. Digester

54
Q

The convection tubes of a horizontal direct-fired hot oil heater are found
Select one:
a. in the firebox
b. in the windbox
c. in the flue gas flow, downstream of the furnace
d. embedded in the refractory lining

A

c. in the flue gas flow, downstream of the furnace

55
Q

The two main processes in SAGD plants are

Select one:

a. dewatering and silica removal
b. demulsification and dilution
c. flotation and softening
d. oil dewatering and water de-oiling

A

d. oil dewatering and water de-oiling

56
Q

The raw material used in pulp and paper mills is:

Select one:

a. Steam
b. Chemicals
c. Bark
d. Wood

A

d. Wood

57
Q

In a pulp mill, chipping is done to prepare the logs for:

Select one:

a. Dehydration
b. Cooking
c. Production of oriented strand board
d. Debarking

A

b. Cooking

58
Q 
The \_\_\_\_\_ tubes of a fired hot oil heater have fins on their outer surfaces. 
Select one:
a. Extended type 
b. Fire 
c. Water
d. Radiant
A

a. Extended type

59
Q 
Usually, \_\_\_\_\_\_\_\_ installed on a hot oil system.
Select one:
a. Four burners are
b. Three pumps are
c. Only one pump is
d. Two pumps are
A

d. Two pumps are

60
Q 
A \_\_\_\_\_ system uses a thermal fluid in place of steam or water, to conduct heat from a central source to other vessels and heating coils in a plant. 
Select one:
a. Low temperature heating 
b. Condensing 
c. Closed 
d. Hot oil
A

d. Hot oil

VIU PWR ENG Part B (18 decks)

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