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INST 257 > INST 257 - Quizes > Flashcards

INST 257 - Quizes Flashcards

(58 cards)

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1
Q

According to ISA a process is defined as…

A

an operation that involves a change in energy, state or compositon

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2
Q

The variable that required to be controlled is called…

A

process variable

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3
Q

Pressure, level and temperature are all examples of…

A

process variables

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4
Q

The target value of the process is called…

A

the setpoint

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5
Q

An example of a primary sensing element is

A

a temperature element

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6
Q

A device that converts 4-20 mA to 3-15 psi is called a:

A

converter

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7
Q

We have a 0-100 psi process signal; which is to be represented by a 4-20 mA standardized signal. We would use a controller.:

A

False

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8
Q

The LRV and URV of a process that ranges from 300C to 500C, and represented by a standardized pneumatic tranmsitter would be:

A

3 psi = 300C 15 psi = 500C

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9
Q

What device compares two signals?

A

a controller

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10
Q

The manipulated variable in a home heating system wuld be:

A

the gas flow to the burner

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11
Q

If we bypass the controller in a control loop, we say the process is under:

A

manual control

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12
Q

In which of the following regulations or codes can you find rules for Personal Protective Equipment?

A

OH&S

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13
Q

Can a consumer alter a CSA approved product and maintain the CSA acceptance?

A

Yes, only if CSA approval is re-applied for and granted.

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14
Q

The Association of Sciences and Engineering Technology Professionals of Alberta

A

Works with other Association Professionals to approve membership in it’s organization

Evaluates the qualifications of individuals who voluntarily apply for Certification.

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15
Q

What organziation ensures fariness when filling up your car at a gas station?

A

Measurment Canada ( Industry Canada Weights and measures)

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16
Q

Why should members of a Professional Association conduct themselves with dignity and respect?

A

To maintain a high level of integrity in the work environment

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17
Q

What does the acronym CSA stand for?

A

Canadian Standards Association

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18
Q

The purpose of instrumentation standards, codes, regulations and rules is to:

A

provide a means of conducting a safe, efficient and common work environment in instrumentation

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19
Q

An Act is a ___________ passed by parliament to provide for a safe working environment.

A

law

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20
Q

What does ANSI stand for?

A

American National Standards Institute

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21
Q

What organization regulates the use of a pressure safety valve ( PSV )?

A

Alberta Boiler and Safety Association

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22
Q

Where can the regulations or codes be found which deal with rules for Area Classification of Hazardous locations?

A

CEC

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23
Q

What should I consult to find rules governing how Professional drawings should be layed out?

A

ISO

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24
Q

An act can only be __________by an order of Parliament

25
What organization determines the frame size of an electric motor?
National Electric Manufactures Association ( NEMA )
26
AGA 3 is used for what purpose and what does AGA represent?
To measure gas and liquids across an orifice plate and it stands for the American Gas Association
27
Where would you go to find information on standards for control signals?
ISA
28
Where would you go if you wanted to know about safe working practices on the job site?
Alberta Occupational Health and Safety
29
If you need to refer to a pressure related regulation, you would research:
Alberta Boiler Safety Association
30
A queston came up about the size of wire we could use to connect a motor to a 240VAC service. We would consult:
Canadian Electric Code
31
What section in the CEC covers bonding and grounding?
10
32
What does the following acronym symbolize: I/A
Instrument Air.
33
What is the main difference between Smartplant P&ID and Visio?
Smart plant P&ID is a server, rule based progam; while Visio is a stand alone program.
34
Which of the following drawings show the greatest amount of detail?
Loop drawings
35
The type of bubble or the lines within the bubble, representing a field device, indicates its :
location
36
All instruments used in a loop drawing, have:
an input and output.
37
What does LSHH mean?
Level Switch High High means an alarm is sent and an automatic shutdown is initiated.
38
What type of drawing illustrated the algorithms used in a control systems, rather than the physical components.
Functional diagram
39
What is the purpose of a P&ID?
To describe how piping, processes, equipment and instrumentation are inter-connected
40
Name two important Instrumentation Documents that can be generated using SPI
Specification Sheets and an Instrument Index.
41
Which word describes " a process where certain molecules from a fluid stream will move onto the surface of a solid substance"
Adsorption
42
Which of the following is not a pressure to force converter?
Orifice plate
43
What else needs to be known in order to infer the liquid level in an open tank, beside pressure and density?
local gravitational constant
44
An evaporator...
makes more efficient use of energy if done in stages
45
Proper fuel flow to a burner of a boiler
requires slightly less fuel than theoretically (stoichiometrically) required
46
Reciprocating compressors are designed to move
gas a high discharge pressures
47
A boiler that heats the inside of tubes is called
fire tube boiler
48
What happens to the steam, after it passes through the low pressure stage of a turbine?
It is condensed to water and fed back to the boiler
49
What gas plant process separtes raw feedstcok into liquids and vapors?
inlet separation
50
Vacuum distillation is well suited for separting:
heavy, low vapor pressure components
51
Changing bitumen into synthetic crude oil is called:
upgrading
52
A steam turbine operates on the principle that when:
a heated fluid, under pressure, is allowed to expand it will release energy into the surroundings
53
The super heater:
increases the efficiency of the HP, IP, LP turbine stages
54
When we see an increase in heat loss in a boiler turbine, we would see:
a decrease in efficiency due to unrecoverable heat loss
55
Separtion in a depropanizer is due to:
components have different boiling points
56
Liquids from natural gases can be produced using:
a turboexpander, cryogenic process
57
NGLs are:
components of natural gas that can exist as a liquid at room temperature in a closed vessel under pressure.
58
Condensate is made up of components of:
NGLs

INST 257 (7 decks)

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