Annualized cost of system |
ACS = Cacap (Components) + Carep (Components) + Camain (Components) + Caope (Labor cost + Insurance cost + Fule cost) |
[28[28] GHORBANI, B., SHIRMOHAMMADI, R., MEHRPOOYA, M., “A novel energy efficient LNG/NGL recovery process using absorption and mixed refrigerant refrigeration cycles–Economic and exergy analyses”, Applied Thermal Engineering, v. 132, pp. 283–295, 2018. doi: http://dx.doi.org/10.1016/j.applthermaleng.2017.12.099. https://doi.org/10.1016/j.applthermaleng...
] |
Annualized capital cost |
|
[29[29] GHORBANI, B., HAMEDI, M.H., AMIDPOUR, M., et al., “Implementing absorption refrigeration cycle in lieu of DMR and C3MR cycles in the integrated NGL, LNG and NRU unit”, International Journal of Refrigeration, v. 77, pp. 20–38, 2017. doi: http://dx.doi.org/10.1016/j.ijrefrig.2017.02.030. https://doi.org/10.1016/j.ijrefrig.2017....
] |
Annualized replacement cost |
|
[29[29] GHORBANI, B., HAMEDI, M.H., AMIDPOUR, M., et al., “Implementing absorption refrigeration cycle in lieu of DMR and C3MR cycles in the integrated NGL, LNG and NRU unit”, International Journal of Refrigeration, v. 77, pp. 20–38, 2017. doi: http://dx.doi.org/10.1016/j.ijrefrig.2017.02.030. https://doi.org/10.1016/j.ijrefrig.2017....
] |
Annualized maintenance cost |
Camain = 0.05 of total capital cost |
[28[28] GHORBANI, B., SHIRMOHAMMADI, R., MEHRPOOYA, M., “A novel energy efficient LNG/NGL recovery process using absorption and mixed refrigerant refrigeration cycles–Economic and exergy analyses”, Applied Thermal Engineering, v. 132, pp. 283–295, 2018. doi: http://dx.doi.org/10.1016/j.applthermaleng.2017.12.099. https://doi.org/10.1016/j.applthermaleng...
] |
Annualized operating cost |
Caope = Labor cost + Insurance cost + Fule cost + Utility Number of labor = 80, Labor cost = 500 US$/month Fuel cost (Electrical energy price) = 0.15 US$/kW . h Fuel cost (Water price) = 0.18 US$/m3 Insurance cost = 0.02 of capital cost |
[29[29] GHORBANI, B., HAMEDI, M.H., AMIDPOUR, M., et al., “Implementing absorption refrigeration cycle in lieu of DMR and C3MR cycles in the integrated NGL, LNG and NRU unit”, International Journal of Refrigeration, v. 77, pp. 20–38, 2017. doi: http://dx.doi.org/10.1016/j.ijrefrig.2017.02.030. https://doi.org/10.1016/j.ijrefrig.2017....
] |
Net present value |
|
[25[25] MANESH, M.H.K., GHALAMI, H., AMIDPOUR, M., et al., “Optimal coupling of site utility steam network with MED-RO desalination through total site analysis and exergoeconomic optimization”, Desalination, v. 316, pp. 42–52, 2013. doi: https://doi.org/10.1016/j.desal.2013.01.022. https://doi.org/10.1016/j.desal.2013.01....
] |
NEW ACS = ACS-I I = Solar power generation cost (US$/year) |
Produced electricity price: 0.15 US$/kW . h |
[23[23] GHORBANI, B., MEHRPOOYA, M., SHIMMOHAMMADI, R., et al., “A comprehensive approach toward utilizing mixed refrigerant and absorption refrigeration systems in an integrated cryogenic refrigeration process”, Journal of Cleaner Production, v. 179, pp. 495–514, 2018. doi: https://doi.org/10.1016/j.jclepro.2018.01.109. https://doi.org/10.1016/j.jclepro.2018.0...
] |
Levelized cost of product total product in one year (crude oil) |
|
[29[29] GHORBANI, B., HAMEDI, M.H., AMIDPOUR, M., et al., “Implementing absorption refrigeration cycle in lieu of DMR and C3MR cycles in the integrated NGL, LNG and NRU unit”, International Journal of Refrigeration, v. 77, pp. 20–38, 2017. doi: http://dx.doi.org/10.1016/j.ijrefrig.2017.02.030. https://doi.org/10.1016/j.ijrefrig.2017....
] |
Prime cost |
|
[23[23] GHORBANI, B., MEHRPOOYA, M., SHIMMOHAMMADI, R., et al., “A comprehensive approach toward utilizing mixed refrigerant and absorption refrigeration systems in an integrated cryogenic refrigeration process”, Journal of Cleaner Production, v. 179, pp. 495–514, 2018. doi: https://doi.org/10.1016/j.jclepro.2018.01.109. https://doi.org/10.1016/j.jclepro.2018.0...
] |
Summary of product cost |
COP = Cost of product SPC = VOP . COP |
[30[30] KARAGIANNIS, I.C., SOLDATOS, P.G., “Water desalination cost literature: review and assessment”, Desalination, v. 223, n. 1–3, pp. 448–456, 2008. doi: http://dx.doi.org/10.1016/j.desal.2007.02.071. https://doi.org/10.1016/j.desal.2007.02....
] |
Annual benefit |
AB = SPC – Caope
|
[23[23] GHORBANI, B., MEHRPOOYA, M., SHIMMOHAMMADI, R., et al., “A comprehensive approach toward utilizing mixed refrigerant and absorption refrigeration systems in an integrated cryogenic refrigeration process”, Journal of Cleaner Production, v. 179, pp. 495–514, 2018. doi: https://doi.org/10.1016/j.jclepro.2018.01.109. https://doi.org/10.1016/j.jclepro.2018.0...
] |
Net annual benefit |
NAB = AB∙(1 – Tax percent),Tax = 0.1(AB) |
[23[23] GHORBANI, B., MEHRPOOYA, M., SHIMMOHAMMADI, R., et al., “A comprehensive approach toward utilizing mixed refrigerant and absorption refrigeration systems in an integrated cryogenic refrigeration process”, Journal of Cleaner Production, v. 179, pp. 495–514, 2018. doi: https://doi.org/10.1016/j.jclepro.2018.01.109. https://doi.org/10.1016/j.jclepro.2018.0...
] |
Period of return |
|
[23[23] GHORBANI, B., MEHRPOOYA, M., SHIMMOHAMMADI, R., et al., “A comprehensive approach toward utilizing mixed refrigerant and absorption refrigeration systems in an integrated cryogenic refrigeration process”, Journal of Cleaner Production, v. 179, pp. 495–514, 2018. doi: https://doi.org/10.1016/j.jclepro.2018.01.109. https://doi.org/10.1016/j.jclepro.2018.0...
] |
Rate of return |
|
[23[23] GHORBANI, B., MEHRPOOYA, M., SHIMMOHAMMADI, R., et al., “A comprehensive approach toward utilizing mixed refrigerant and absorption refrigeration systems in an integrated cryogenic refrigeration process”, Journal of Cleaner Production, v. 179, pp. 495–514, 2018. doi: https://doi.org/10.1016/j.jclepro.2018.01.109. https://doi.org/10.1016/j.jclepro.2018.0...
] |
Additive value |
AV = COP – PC |
[23[23] GHORBANI, B., MEHRPOOYA, M., SHIMMOHAMMADI, R., et al., “A comprehensive approach toward utilizing mixed refrigerant and absorption refrigeration systems in an integrated cryogenic refrigeration process”, Journal of Cleaner Production, v. 179, pp. 495–514, 2018. doi: https://doi.org/10.1016/j.jclepro.2018.01.109. https://doi.org/10.1016/j.jclepro.2018.0...
] |