A passive heat exchange system that relies on convection to move liquid is a(n) _____.
a. ERV
b. HRV
c. runaround loop
d. thermosiphon
Question 2
A heat pipe heat exchanger _____.
a. transfers heat from one end of the exchanger to the other
b. is an active device that needs no electrical energy input
c. only operates if the supply and exhaust airstream temperatures are equal
d. decreases the dehumidification capacity of a system