Solar Water Heater Life Cycle Cost Analysis
The study presents a life time cost benefit analysis for a solar system comprising a grid connected photovoltaic unit and a solar water heater operated at toowoomba queensland.
Solar water heater life cycle cost analysis. As specified by the energy independence and security act of 2007 the expected life of a solar water heating system used for life cycle analysis is 40 years which means a facility can look forward to as much as 30 years of free energy. Lecture notes in civil engineering vol 6. Botsaris1 komninos angelakoglou1 georgios gaidajis1 john a. Tsanakas1 1democritus university.
The microsoft excel spreadsheet used to calculate life cycle costs for solar and other methods of water heating contains formulae which cannot calculate unless you use the excel software. 2018 life cycle cost analysis for electrical and solar water heater from a sustainable perspective. Taha h boussabaine h abu tair a. The work represents technical and economic assessment of the technology at local conditions.
The explanation of life cycle cost comparison pdf provides information about the formulae and lists the calculations for people completing the. The cost of solar water heater made in rwanda by tumba college of technology is 900 with 2 77 m 2 and 200 l of tank capacity. Fırat s kinuthia j abu tair a. Present solar kwh price indicate the ability of the system to provide.
A recent study on life cycle cost estimation was carried out for alice springs region of australia suggested that the life cycle cost of electric boosted solar water heating system was 4468 au and for natural gas boosted solar water heating was 6315 au kumar et al 2018b. The latter study examined the life cycle environmental impact of a thermosyphon solar hot water system in comparison with electrical and gas heating in greece. In literature there are numerous studies on the environmental life cycle analysis of thermal systems. In this section we compare the cost of solar water heater made in rwanda and the cost of heating water using electricity.
Life cycle costs and environmental life cycle analysis of solar water heaters in greece pantelis n. This solar water heating system is sufficient per day for a family of four members.