Deck 6: Equipment Two

Question 1

Label the following shell and tube heat exchanger.

Answer 1

a. tube nozzle inlet
b. channel cover and head
c. pass partition
d. shell nozzle inlet
e. fixed tube sheet
f. tube nozzle outlet
g. transverse baffles
h. tubes
i. shell
j. floating head cover
k. floating tube sheet
l. shell cover
m. shell nozzle outlet

Question 2

Please label the following cooling tower.

Answer 2

a. water distribution system
b. fan
c. louvers
d. pump
e. make-up water
f. cold water basin
g. drift eliminators
h. fill or splashboards
i. Plenum
j. Blowdown
k. Low pressure steam
l. Shell & tube heat exchanger

Question 3

Please label the following furnace.

Answer 3

a. stack
b. damper
c. convection tubes
d. convection section
e. radiant tubes
f. shock bank
g. bridge wall
h. radiant section
i. firebox
j. charge out
k. burners
l. shell
m. refractory
n. insulation
o. header box and gaskets
p. terminal penetrations
q charge
r. O2 detector
s. sootblower
t. fuel
u. air
v. air registers
w. steam

Question 4

Please label the following boiler

Question 5

The basic furnace designs include;

A) cabin, radiant, coil
B) box, water tube, helical
C) spiral, natural, balanced
D) cabin, box, cylindrical

Question 6

The primary purpose(s) of a heat exchanger is;

A) heat or cool a substance
B) transfer heat energy between two fluid streams
C) convert hot vapor to liquid or preheat liquid
D) all the above

Question 7

The primary purpose of a cooling tower is;

A) cool water
B) circulate hot water
C) boil water
D) provide cooling for heat exchangers

Question 8

Select the primary method a cooling tower uses to transfer heat;;

A) convection
B) sensible heat
C) evaporation
D) a & c

Question 9

Fluid flow is characterized as;

A) laminar
B) turbulent
C) parallel, series, counterflow, cross flow
D) all the above

Question 10

The primary methods of heat transfer include;

A) evaporation, sensible
B) conduction, convection, and radiant
C) vaporization, latent, condensation
D) solid, liquid, vapor

Question 11

Heat exchangers can be found in all the following categories except;

A) shell and tube
B) fire tube
C) plate and frame
D) air-cooled

Question 12

Shell and tube heat exchangers can be broken into all the following except;

A) double-pipe and reboilers
B) u-tube and fixed head, single pass
C) pot belly and kettle reboiler
D) floating head, multipass and fixed head, multipass

Question 13

Reboilers have two basic designs;

A) pot belly and kettle
B) thermal and radiant
C) kettle and thermosyphon
D) shell & tube and air cooled

Question 14

Heat energy is transferred from areas of;

A) hot to cold
B) cold to hot
C) conduction to convection
D) cross flow to counterflow

Question 15

The primary difference between a kettle reboiler and other heat exchangers is;

A) a vapor disengaging cavity
B) single-pass operation
C) shell and tube design
D) air-cooling chamber

Question 16

Kettle reboilers have _____ connections;

A) three
B) four
C) five
D) six

Question 17

Kettle reboilers are used to;

A) control liquid level
B) control temperature of column
C) control product purity in bottom of column
D) all the above

Question 18

Sensible heat transfer accounts for ___% in a cooling tower;

A) 10-20%
B) 20-30%
C) 70-80%
D) 80-90%

Question 19

Cooling towers are classified by;

A) How it produces airflow
B) relative humidity and wet-bulb
C) Airflow vs. downward flow of water
D) a & c

Question 20

Steam Generators, commonly called boilers, are used by industrial manufacturers to;

A) drive electric generators
B) drive steam turbines
C) heat water
D) produce steam

Question 21

Furnaces are classified as;

A) direct fired
B) box or A-frame
C) indirect fired
D) a & c

Question 22

List the types of problems a fired heater typically encounters;

Question 23

Furnace mechanical draft comes in four designs; List them!

Question 24

List two processes furnaces support;

Question 25

Heat exchangers can be used in all the following applications except;

A) preheat feed
B) condense overhead vapor
C) maintain energy balance on a column
D) remove impurities from cold water