Chapter 124

Question 0

Concentration of the lithium bromide can be most easily controlled by which of the following means?
A) controlling the volume of water sprayed into the absorber
B) controlling the temperature in the cooling tower
C) controlling the amount of weak lithium bromide pumped into the generator
D) controlling the pressure in the vacuum between the evaporator and the absorber
E) controlling the temperature in the generator

Answer 0

E) controlling the temperature in the generator

Question 1

During seasonal start up, when should the purge pump be started?
A) immediately 
B) 3 hours after startup
C) 24 hours after startup
D) 30 minutes after startup
E) 1 day after startup

Answer 1

D) 30 minutes after startup

Question 2

Explain why crystallization in a lithium bromide absorption refrigeration system is undesirable.
A) it can block piping
B) it can block passages
C) it can restrict flow
D) all of the above

Answer 2

D) all of the above