Buenos Aires, Argentina |
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Energy Savings % Indoor Vs. Window Refrigerator/Freezer |
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A/C is Off |
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Definition of
Columns in the table: |
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B = Average Outdoor
Temperature. If the outdoor temperature is
greater than 70 F, then
they both consume the same amount of electricity unless the A/C is on. If the
A/C is on, then summer
energy savings applies. |
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C = Average Indoor Temperature (set constant at 70 F). |
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D
= Average temperature inside the R/F (set constant at 29 F). |
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Ti = C - D =
Temperature difference between the Indoor R/F's evaporator and condenser. |
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Tw = B - D =
Temperature difference between the Window R/F's evaporator and
condenser. |
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G = Energy Savings % assuming that both R/Fs have the same COP
(efficiency). |
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G
= (Ti - Tw) / Ti
Unlike Column H, it does not include the higher efficiency of window R/F. |
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H = Energy Savings % taking into account the higher COP
(efficiency) of the window R/F. |
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H = 1 - (Tw x Tw)
/ (Ti x Ti) Unlike
column G, it includes the
higher efficiency of window R/F. |
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Fahrenheit |
B |
C |
D |
Ti |
Tw |
G |
H |
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JAN |
76 |
76 |
29 |
47 |
47 |
0% |
0% |
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FEB |
74 |
74 |
29 |
45 |
45 |
0% |
0% |
|
MAR |
72 |
72 |
29 |
43 |
43 |
0% |
0% |
|
APR |
65 |
70 |
29 |
41 |
36 |
12% |
23% |
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MAY |
60 |
70 |
29 |
41 |
31 |
24% |
43% |
|
JUN |
53 |
70 |
29 |
41 |
24 |
41% |
66% |
|
JUL |
52 |
70 |
29 |
41 |
23 |
44% |
69% |
|
AUG |
55 |
70 |
29 |
41 |
26 |
37% |
60% |
|
SEP |
58 |
70 |
29 |
41 |
29 |
29% |
50% |
|
OCT |
63 |
70 |
29 |
41 |
34 |
17% |
31% |
|
NOV |
71 |
71 |
29 |
42 |
42 |
0% |
0% |
|
DEC |
76 |
76 |
29 |
47 |
47 |
0% |
0% |
|
Average Energy Savings % |
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17% |
28% |
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Exact same as above
except in Celsius |
|
Celsius |
B |
C |
D |
Ti |
Tw |
G |
H |
|
JAN |
24 |
24 |
-2 |
26 |
26 |
0% |
0% |
|
FEB |
23 |
23 |
-2 |
25 |
25 |
0% |
0% |
|
MAR |
22 |
22 |
-2 |
24 |
24 |
0% |
0% |
|
APR |
18 |
21 |
-2 |
23 |
20 |
12% |
23% |
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MAY |
16 |
21 |
-2 |
23 |
17 |
24% |
43% |
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JUN |
12 |
21 |
-2 |
23 |
13 |
41% |
66% |
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JUL |
11 |
21 |
-2 |
23 |
13 |
44% |
69% |
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AUG |
13 |
21 |
-2 |
23 |
14 |
37% |
60% |
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SEP |
14 |
21 |
-2 |
23 |
16 |
29% |
50% |
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OCT |
17 |
21 |
-2 |
23 |
19 |
17% |
31% |
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NOV |
22 |
22 |
-2 |
23 |
23 |
0% |
0% |
|
DEC |
24 |
24 |
-2 |
26 |
26 |
0% |
0% |
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Average Energy Savings % |
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17% |
28% |
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Exact same as above
except in Kelvin |
|
Kelvin |
B |
C |
D |
Ti |
Tw |
G |
H |
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JAN |
297 |
297 |
271 |
26 |
26 |
0% |
0% |
|
FEB |
296 |
296 |
271 |
25 |
25 |
0% |
0% |
|
MAR |
295 |
295 |
271 |
24 |
24 |
0% |
0% |
|
APR |
291 |
294 |
271 |
23 |
20 |
12% |
23% |
|
MAY |
289 |
294 |
271 |
23 |
17 |
24% |
43% |
|
JUN |
285 |
294 |
271 |
23 |
13 |
41% |
66% |
|
JUL |
284 |
294 |
271 |
23 |
13 |
44% |
69% |
|
AUG |
286 |
294 |
271 |
23 |
14 |
37% |
60% |
|
SEP |
287 |
294 |
271 |
23 |
16 |
29% |
50% |
|
OCT |
290 |
294 |
271 |
23 |
19 |
17% |
31% |
|
NOV |
295 |
295 |
271 |
23 |
23 |
0% |
0% |
|
DEC |
297 |
297 |
271 |
26 |
26 |
0% |
0% |
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Average Energy Savings % |
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17% |
28% |
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Back |
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Windowrefrigerator.com |
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PATENT PENDING |
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