PV generation in KWH by month |
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Data from |
http://rredc.nrel.gov/solar/codes_algs/PVWATTS/version2/ |
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Assumptions |
San Jose conditions |
22.6 degree tilt |
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Front of house
faces 120 deg, where 180 deg is South. |
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Contractor |
Akeena Solar |
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Contractor |
Sun Power Geothermal |
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Panel
Output (KWH) |
facing 210 |
facing 120 |
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|
Total |
|
Panel Output (KWH) |
facing
210 |
facing
120 |
facing
300 |
Total |
|
Jan |
254 |
339 |
|
|
593 |
|
Jan |
263 |
165 |
95 |
523 |
|
Feb |
311 |
424 |
|
|
735 |
|
Feb |
321 |
206 |
142 |
669 |
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Mar |
406 |
572 |
|
|
978 |
|
Mar |
420 |
279 |
228 |
927 |
|
Apr |
482 |
716 |
|
|
1198 |
|
Apr |
497 |
348 |
310 |
1155 |
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May |
545 |
822 |
|
|
1367 |
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May |
563 |
400 |
390 |
1353 |
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Jun |
563 |
828 |
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|
1391 |
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Jun |
582 |
403 |
422 |
1407 |
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Jul |
592 |
871 |
|
|
1463 |
|
Jul |
612 |
424 |
433 |
1469 |
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Aug |
546 |
785 |
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|
1331 |
|
Aug |
564 |
382 |
369 |
1315 |
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Sept |
477 |
669 |
|
|
1146 |
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Sept |
493 |
325 |
279 |
1097 |
|
Oct |
398 |
544 |
|
|
942 |
|
Oct |
411 |
264 |
190 |
865 |
|
Nov |
284 |
385 |
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|
669 |
|
Nov |
294 |
187 |
106 |
587 |
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Dec |
248 |
318 |
|
|
566 |
|
Dec |
257 |
155 |
82 |
494 |
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Total |
5106 |
7273 |
|
|
12379 |
|
Total |
5277 |
3538 |
3046 |
11861 |
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|
Contractor |
Akeena (Redesign) |
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Contractor |
Akeena (Final Design) |
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|
Panel
Output (KWH) |
facing 210 |
facing 120 |
facing 300 |
facing 30 |
Total |
|
Panel Output (KWH) |
facing
210 |
facing
120 |
facing
300 |
facing 30 |
Total |
Jan |
205 |
139 |
87 |
34 |
465 |
|
Jan |
218 |
93 |
107 |
34 |
452 |
Feb |
250 |
174 |
130 |
58 |
612 |
|
Feb |
267 |
116 |
160 |
58 |
601 |
Mar |
327 |
235 |
208 |
105 |
875 |
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Mar |
349 |
156 |
256 |
105 |
866 |
Apr |
388 |
293 |
282 |
161 |
1124 |
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Apr |
414 |
196 |
348 |
161 |
1119 |
May |
439 |
337 |
356 |
208 |
1340 |
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May |
468 |
225 |
438 |
208 |
1339 |
Jun |
454 |
340 |
385 |
221 |
1400 |
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Jun |
484 |
226 |
474 |
221 |
1405 |
Jul |
477 |
357 |
395 |
225 |
1454 |
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Jul |
509 |
238 |
487 |
225 |
1459 |
Aug |
440 |
322 |
337 |
184 |
1283 |
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Aug |
469 |
215 |
415 |
184 |
1283 |
Sept |
384 |
274 |
254 |
130 |
1042 |
|
Sept |
410 |
183 |
313 |
130 |
1036 |
Oct |
321 |
223 |
173 |
79 |
796 |
|
Oct |
342 |
149 |
214 |
79 |
784 |
Nov |
229 |
158 |
96 |
40 |
523 |
|
Nov |
244 |
105 |
119 |
40 |
508 |
Dec |
200 |
131 |
74 |
26 |
431 |
|
Dec |
213 |
87 |
92 |
26 |
418 |
Total |
4114 |
2983 |
2777 |
1471 |
11345 |
|
Total |
4387 |
1988 |
3423 |
1471 |
11270 |
|
274 |
249 |
|
184 |
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Contractor |
Akeena (Redesign 3) |
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|
Panel
Output (KWH) |
facing 210 |
facing 120 |
facing 300 |
facing 30 |
Total |
|
Jan |
218 |
185 |
53 |
34 |
490 |
|
Feb |
267 |
232 |
80 |
58 |
637 |
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Mar |
349 |
313 |
128 |
105 |
895 |
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Apr |
414 |
391 |
174 |
161 |
1140 |
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May |
468 |
449 |
219 |
208 |
1344 |
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Jun |
484 |
453 |
237 |
221 |
1395 |
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Jul |
509 |
476 |
243 |
225 |
1453 |
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Aug |
469 |
429 |
208 |
184 |
1290 |
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Sept |
410 |
365 |
157 |
130 |
1062 |
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Oct |
342 |
297 |
107 |
79 |
825 |
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Nov |
244 |
210 |
59 |
40 |
553 |
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Dec |
213 |
174 |
46 |
26 |
459 |
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Total |
4387 |
3974 |
1711 |
1471 |
11543 |
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|
Contractor |
Akeena (Redesign 4) |
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|
Panel
Output (KWH) |
facing
210 |
facing
120 |
facing
300 |
facing
30 |
Total |
|
Jan |
218 |
185 |
107 |
|
510 |
|
Feb |
267 |
232 |
160 |
|
659 |
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Mar |
349 |
313 |
256 |
|
918 |
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Apr |
414 |
391 |
348 |
|
1153 |
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May |
468 |
449 |
438 |
|
1355 |
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Jun |
484 |
453 |
474 |
|
1411 |
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Jul |
509 |
476 |
487 |
|
1472 |
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Aug |
469 |
429 |
415 |
|
1313 |
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Sept |
410 |
365 |
313 |
|
1088 |
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Oct |
342 |
297 |
214 |
|
853 |
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Nov |
244 |
210 |
119 |
|
573 |
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Dec |
213 |
174 |
92 |
|
479 |
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Total |
4387 |
3975 |
3423 |
0 |
11784 |
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