Civil Engineering Reference
In-Depth Information
The energy demand
of the residential
building
mCCHP energy production
Combined
heat &
power
Electricity
load
Compression
chiller
Heat
storage
Heating
load
Back-up
heater
Thermally
driven
chiller
Heat
rejection
unit
Cooling
load
Cold
Fig. 18 Electricity-match mode
PV
electricity
The energy demand
of the residential
building
mCCHP energy production
Electricity
switch-
board
Grid Elec-
tricity
Electricity
load
Compression
chiller
Combined
heat &
power
Heat
storage
Heating
load
Thermally
driven
chiller
Heat
rejection
unit
Cooling
load
Cold
storage
Back-up
heater
Fig. 19 Base electrical load matching mode
(d) Base electrical load matching mode, where the total electricity of the residence
is provided by the cogeneration unit and a supplementary system of producing
electric energy, and/or from the grid, which ensures the peak loads (Fig.
19
),
according to the relation:
E
CHP
¼
E
CCHP
E
ad
ð
Þ
E
grid
23
guration, the CHP plant is sized to meet the minimum electricity
demand of the site, based on the historical demand curve. The rest of the power
In this con
Search WWH ::
Custom Search