First Class Steam License Exam Review Questions And 100% Solved Solutions.
4 views 0 purchase
Course
Stationary Engineer License
Institution
Stationary Engineer License
if the boiler is generating 20,000 lb/hr of steam, it must be supplied with ________ lb/hr of feedwater - Answer 20,000
from the deaerator, oxygen and other noncondensable gases are separated from the feedwater and directed to the atmosphere _________ - Answer through the vent
a(n) ____...
First Class Steam License Exam Review
Questions And 100% Solved Solutions.
if the boiler is generating 20,000 lb/hr of steam, it must be supplied with ________ lb/hr of feedwater -
Answer 20,000
from the deaerator, oxygen and other noncondensable gases are separated from the feedwater and
directed to the atmosphere _________ - Answer through the vent
a(n) ___________ system is a system of measuring instruments and controllers that work together to
control a process - Answer controll
one pound of water is needed to produce ________ of steam - Answer 1lb
in a low-pressure gas system, the ________ valve is an electric valve that cannot be opened until the gas
pilot is lit - Answer manual reset
______ are used for loads that require dry steam, such as turbines - Answer superheaters
in a feedwater system, the ________ valve is located close to the shell of the boiler on the feedwater line
so that the check valve can be repaired without draining (dumping) the boiler - Answer stop
a steaming boiler can have the water in the gauge glass go from half full to empty in a matter of
________ if water is not added to the boiler - Answer minutes
in a fuel oil system, the purpose of duplex strainers is to _________. - Answer permit one strainer to be
cleaned while the other is in service
superheated steam has more _______ than saturated steam at the same pressure. - Answer heat
energy
, the deaerator is located ________. - Answer above the feedwater pumps
a gas pilot line on a high-pressure gas system supplies gas through a _________ valve to the pilot gas
pressure regulator. - Answer shutoff
the purpose of any fuel oil system is to supply fuel oil to the burner at the proper __________ - Answer
temperature and pressure
number ________fuel oil needs to be heated before it is pump so that it can flow - Answer number 6
pulverizing coal allows__________ - Answer for closer contact between the coal and oxygen for
complete combustion
draft is ____________caused by a difference in pressure between two points - Answer the flow of air
or gases of combustion
natural draft is the result of temperature differences between __________ - Answer air and gasses of
combustion
in a high-pressure gas system, the air mixes with the gas in the _________ - Answer burner register
a measuring instrument can use a___________to send a signal to a controller - Answer transmitter
pulverized coal is ground into a fine powder and blown into the combustion chamber where it is burned
in ___________ - Answer suspension
a control system uses a__________to execute a control strategy - Answer control Loop
water weighs approximately__________lb/gal - Answer 8.3 lb/gal
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller TestSolver9. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.99. You're not tied to anything after your purchase.
