Problem 3 For the system to the right, why would we want to heat the hot water heater using the HVAC system, rather than more traditional methods (such as burning natural gas)?

Refrigeration and Air Conditioning Technology (MindTap Course List)
8th Edition
ISBN:9781305578296
Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Chapter47: High-pressure, Low-pressure, And Absorption Chilled-water Systems
Section: Chapter Questions
Problem 9RQ: The approach temperature for the evaporator is A. the difference between the suction and head...
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Problem 3
For the system to the right, why would we want to
heat the hot water heater using the HVAC system,
rather than more traditional methods (such as burning
natural gas)?
Home inside
nir temp: 20°C
hot wnter
henter - 10 liters
imax temp: 50'C)
Subrooler
(autside air
temmp: 32°C)
R14a refrigerant
PJ P2
sat. Hquid
Qhot-water
P2=
OF 16 MPa
T2=70°C
P4-P2
Throttle
(adinbatic)
Compressor
ladiabatic)
Fan
PS = P13
Pl=400 Pa
at vapor
air flow
Tair
=-10°C
Transcribed Image Text:Problem 3 For the system to the right, why would we want to heat the hot water heater using the HVAC system, rather than more traditional methods (such as burning natural gas)? Home inside nir temp: 20°C hot wnter henter - 10 liters imax temp: 50'C) Subrooler (autside air temmp: 32°C) R14a refrigerant PJ P2 sat. Hquid Qhot-water P2= OF 16 MPa T2=70°C P4-P2 Throttle (adinbatic) Compressor ladiabatic) Fan PS = P13 Pl=400 Pa at vapor air flow Tair =-10°C
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