Research Article
Solar Water Heating as a Potential Source for Inland Norway Energy Mix
Table 3
Annual energy savings and economic attributes.
| Output parameters | Base case-no incentive | Scenario case-20% incentive | Flat plate | Tubular | Flat plate | Tubular |
| Solar fraction (%) | 48 | 62 | 48 | 62 | Energy saving (kWh) | 1614 | 2035 | 1614 | 2035 | Net present value ($) | 512 | 914 | 1164 | 1707 | Payback period (year) | 11.51 | 11 | 9.9 | 9.46 | IRR (%) | 7.26 | 7.85 | 9.31 | 10 |
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