1.
How is coal burned in suspension?
2.
Name the combustible constituents of coal and there percent?
3.
A tube 4 inches in diameter 14 foot long what is the heating surface?
4.
What is the required air for the common fuels?
5.
1 lb. of pure carbon burned complete will produce how much co2?
6.
Why do we use soot blowers in coal plants?
7.
What is the horsepower of a duplex pump pumping 330 g.p.m. to a head
of 60 feet?
8.
What does a slide valve do in a duplex pump?
9.
Why do we heat feed water?
10.
What is a Curtis stage ,draw the pressure diagram?
11.
What type of turbine is a terry turbine?
12.
Name two types of fuel analyses and describe one?
13.
Why are there two heat values of a fuel?
14.
Convert 3 inches of draft to p.s.i.
15.
How many b.t.u.’s in a boiler horsepower?
16.
What are the safety valve requirements on a H.R.T. burning oil with
1668 square feet of heating surface?
17.
Can you have a internal pipe on a safety valve?
18.
Perform a hydrostatic test on a boiler?