Joseph Nowarski
-
Energy
Conservation
Expert
Capital Recovery Factor
To calculate the yearly cost of investment for Energy Conservation Measure,
multiply the total investment by the CRF.
To calculate the Present Value of the yearly saving
through the life time of the Energy Conservation Measure,
divide the yearly saving of energy by CRF.
ROI |
0% |
1% |
2% |
3% |
4% |
5% |
6% |
7% |
8% |
9% |
10% |
years |
|
|
|
|
|
|
|
|
|
|
|
1 |
1.0000 |
1.0100 |
1.0200 |
1.0300 |
1.0400 |
1.0500 |
1.0600 |
1.0700 |
1.0800 |
1.0900 |
1.1000 |
2 |
0.5000 |
0.5075 |
0.5150 |
0.5226 |
0.5302 |
0.5378 |
0.5454 |
0.5531 |
0.5608 |
0.5685 |
0.5762 |
3 |
0.3333 |
0.3400 |
0.3468 |
0.3535 |
0.3603 |
0.3672 |
0.3741 |
0.3811 |
0.3880 |
0.3951 |
0.4021 |
4 |
0.2500 |
0.2563 |
0.2626 |
0.2690 |
0.2755 |
0.2820 |
0.2886 |
0.2952 |
0.3019 |
0.3087 |
0.3155 |
5 |
0.2000 |
0.2060 |
0.2122 |
0.2184 |
0.2246 |
0.2310 |
0.2374 |
0.2439 |
0.2505 |
0.2571 |
0.2638 |
6 |
0.1667 |
0.1725 |
0.1785 |
0.1846 |
0.1908 |
0.1970 |
0.2034 |
0.2098 |
0.2163 |
0.2229 |
0.2296 |
7 |
0.1429 |
0.1486 |
0.1545 |
0.1605 |
0.1666 |
0.1728 |
0.1791 |
0.1856 |
0.1921 |
0.1987 |
0.2054 |
8 |
0.1250 |
0.1307 |
0.1365 |
0.1425 |
0.1485 |
0.1547 |
0.1610 |
0.1675 |
0.1740 |
0.1807 |
0.1874 |
9 |
0.1111 |
0.1167 |
0.1225 |
0.1284 |
0.1345 |
0.1407 |
0.1470 |
0.1535 |
0.1601 |
0.1668 |
0.1736 |
10 |
0.1000 |
0.1056 |
0.1113 |
0.1172 |
0.1233 |
0.1295 |
0.1359 |
0.1424 |
0.1490 |
0.1558 |
0.1627 |
|
|
|
|
|
|
|
|
|
|
|
|
|
0% |
1% |
2% |
3% |
4% |
5% |
6% |
7% |
8% |
9% |
10% |
11 |
0.0909 |
0.0964 |
0.1020 |
0.1077 |
0.1136 |
0.1197 |
0.1258 |
0.1321 |
0.1385 |
0.1450 |
0.1516 |
12 |
0.0833 |
0.0888 |
0.0944 |
0.1002 |
0.1061 |
0.1122 |
0.1184 |
0.1248 |
0.1313 |
0.1379 |
0.1446 |
13 |
0.0769 |
0.0823 |
0.0880 |
0.0938 |
0.0997 |
0.1059 |
0.1122 |
0.1187 |
0.1253 |
0.1320 |
0.1388 |
14 |
0.0714 |
0.0768 |
0.0825 |
0.0883 |
0.0943 |
0.1005 |
0.1069 |
0.1134 |
0.1201 |
0.1270 |
0.1339 |
15 |
0.0667 |
0.0721 |
0.0777 |
0.0836 |
0.0896 |
0.0959 |
0.1023 |
0.1090 |
0.1157 |
0.1227 |
0.1298 |
16 |
0.0625 |
0.0679 |
0.0735 |
0.0794 |
0.0855 |
0.0918 |
0.0984 |
0.1051 |
0.1120 |
0.1190 |
0.1262 |
17 |
0.0588 |
0.0642 |
0.0699 |
0.0758 |
0.0819 |
0.0883 |
0.0949 |
0.1017 |
0.1087 |
0.1158 |
0.1231 |
18 |
0.0556 |
0.0609 |
0.0666 |
0.0726 |
0.0787 |
0.0852 |
0.0918 |
0.0987 |
0.1058 |
0.1131 |
0.1205 |
19 |
0.0526 |
0.0580 |
0.0637 |
0.0697 |
0.0759 |
0.0824 |
0.0891 |
0.0961 |
0.1033 |
0.1106 |
0.1181 |
20 |
0.0500 |
0.0554 |
0.0611 |
0.0671 |
0.0734 |
0.0799 |
0.0867 |
0.0938 |
0.1010 |
0.1085 |
0.1161 |
|
|
|
|
|
|
|
|
|
|
|
|
|
0% |
1% |
2% |
3% |
4% |
5% |
6% |
7% |
8% |
9% |
10% |
21 |
0.0476 |
0.0530 |
0.0586 |
0.0646 |
0.0709 |
0.0774 |
0.0841 |
0.0911 |
0.0983 |
0.1056 |
0.1130 |
22 |
0.0455 |
0.0508 |
0.0565 |
0.0625 |
0.0688 |
0.0754 |
0.0822 |
0.0893 |
0.0965 |
0.1039 |
0.1115 |
23 |
0.0435 |
0.0488 |
0.0545 |
0.0606 |
0.0669 |
0.0736 |
0.0805 |
0.0876 |
0.0950 |
0.1025 |
0.1101 |
24 |
0.0417 |
0.0470 |
0.0528 |
0.0588 |
0.0652 |
0.0719 |
0.0789 |
0.0861 |
0.0936 |
0.1011 |
0.1089 |
25 |
0.0400 |
0.0454 |
0.0511 |
0.0572 |
0.0637 |
0.0705 |
0.0775 |
0.0848 |
0.0923 |
0.1000 |
0.1078 |
26 |
0.0385 |
0.0438 |
0.0496 |
0.0558 |
0.0623 |
0.0691 |
0.0762 |
0.0836 |
0.0912 |
0.0989 |
0.1068 |
27 |
0.0370 |
0.0424 |
0.0482 |
0.0544 |
0.0609 |
0.0678 |
0.0750 |
0.0825 |
0.0901 |
0.0980 |
0.1060 |
28 |
0.0357 |
0.0411 |
0.0469 |
0.0531 |
0.0597 |
0.0667 |
0.0739 |
0.0815 |
0.0892 |
0.0971 |
0.1052 |
29 |
0.0345 |
0.0399 |
0.0457 |
0.0520 |
0.0586 |
0.0656 |
0.0729 |
0.0805 |
0.0884 |
0.0964 |
0.1045 |
30 |
0.0333 |
0.0387 |
0.0446 |
0.0509 |
0.0576 |
0.0646 |
0.0720 |
0.0797 |
0.0876 |
0.0957 |
0.1039 |
|
|
|
|
|
|
|
|
|
|
|
|
|
0% |
1% |
2% |
3% |
4% |
5% |
6% |
7% |
8% |
9% |
10% |
31 |
0.0323 |
0.0376 |
0.0435 |
0.0498 |
0.0565 |
0.0635 |
0.0709 |
0.0785 |
0.0863 |
0.0942 |
0.1023 |
32 |
0.0313 |
0.0366 |
0.0425 |
0.0488 |
0.0556 |
0.0627 |
0.0701 |
0.0778 |
0.0857 |
0.0937 |
0.1018 |
33 |
0.0303 |
0.0357 |
0.0416 |
0.0479 |
0.0547 |
0.0619 |
0.0694 |
0.0771 |
0.0851 |
0.0932 |
0.1013 |
34 |
0.0294 |
0.0348 |
0.0407 |
0.0471 |
0.0540 |
0.0612 |
0.0687 |
0.0765 |
0.0846 |
0.0927 |
0.1009 |
35 |
0.0286 |
0.0340 |
0.0399 |
0.0463 |
0.0532 |
0.0605 |
0.0681 |
0.0760 |
0.0841 |
0.0923 |
0.1006 |
36 |
0.0278 |
0.0332 |
0.0391 |
0.0456 |
0.0526 |
0.0599 |
0.0676 |
0.0755 |
0.0836 |
0.0919 |
0.1002 |
37 |
0.0270 |
0.0324 |
0.0384 |
0.0449 |
0.0519 |
0.0593 |
0.0670 |
0.0750 |
0.0832 |
0.0915 |
0.0999 |
38 |
0.0263 |
0.0317 |
0.0377 |
0.0443 |
0.0513 |
0.0588 |
0.0666 |
0.0746 |
0.0829 |
0.0912 |
0.0997 |
39 |
0.0256 |
0.0311 |
0.0371 |
0.0437 |
0.0507 |
0.0583 |
0.0661 |
0.0742 |
0.0825 |
0.0909 |
0.0994 |
40 |
0.0250 |
0.0304 |
0.0365 |
0.0431 |
0.0502 |
0.0578 |
0.0657 |
0.0738 |
0.0822 |
0.0907 |
0.0992 |
|
|
|
|
|
|
|
|
|
|
|
|
|
0% |
1% |
2% |
3% |
4% |
5% |
6% |
7% |
8% |
9% |
10% |
41 |
0.0244 |
0.0298 |
0.0359 |
0.0425 |
0.0496 |
0.0572 |
0.0650 |
0.0731 |
0.0814 |
0.0897 |
0.0980 |
42 |
0.0238 |
0.0292 |
0.0353 |
0.0420 |
0.0492 |
0.0567 |
0.0647 |
0.0728 |
0.0811 |
0.0895 |
0.0979 |
43 |
0.0233 |
0.0287 |
0.0348 |
0.0415 |
0.0487 |
0.0564 |
0.0643 |
0.0725 |
0.0809 |
0.0893 |
0.0977 |
44 |
0.0227 |
0.0282 |
0.0343 |
0.0410 |
0.0483 |
0.0560 |
0.0640 |
0.0723 |
0.0807 |
0.0891 |
0.0976 |
45 |
0.0222 |
0.0277 |
0.0338 |
0.0406 |
0.0479 |
0.0556 |
0.0637 |
0.0720 |
0.0805 |
0.0890 |
0.0974 |
46 |
0.0217 |
0.0272 |
0.0334 |
0.0402 |
0.0475 |
0.0553 |
0.0634 |
0.0718 |
0.0803 |
0.0888 |
0.0973 |
47 |
0.0213 |
0.0267 |
0.0329 |
0.0398 |
0.0472 |
0.0550 |
0.0632 |
0.0716 |
0.0801 |
0.0887 |
0.0972 |
48 |
0.0208 |
0.0263 |
0.0325 |
0.0394 |
0.0468 |
0.0547 |
0.0629 |
0.0714 |
0.0799 |
0.0885 |
0.0971 |
49 |
0.0204 |
0.0259 |
0.0321 |
0.0390 |
0.0465 |
0.0544 |
0.0627 |
0.0712 |
0.0798 |
0.0884 |
0.0970 |
50 |
0.0200 |
0.0255 |
0.0317 |
0.0387 |
0.0462 |
0.0542 |
0.0625 |
0.0710 |
0.0797 |
0.0883 |
0.0969 |
|
0% |
1% |
2% |
3% |
4% |
5% |
6% |
7% |
8% |
9% |
10% |
To calculate the yearly cost of investment for Energy Conservation Measure,
multiply the total investment by the CRF.
To calculate the Present Value of the yearly saving
through the life time of the Energy Conservation Measure,
divide the yearly saving of energy by CRF.
Joseph Nowarski
-
Energy
Conservation
Expert
ENERGY
CONSERVATION
MAIN MENU
e-mail: nowarski@yahoo.com
created 9 Nov 2001
updated: 27 February 2006
powered by Nowarski Engineering