Figure 1.
Schematic of the system components for the Self-Consumption configuration (a) and the Autonomous configuration (b).
Figure 1.
Schematic of the system components for the Self-Consumption configuration (a) and the Autonomous configuration (b).
Figure 2.
Hourly values of the electricity consumption needed for space cooling in summer (from April to October, the period of the year that determines the sizing of the system) at the Poultry (a) and Rabbit (b) farms. The electricity consumption axis is the same in both figures for comparison.
Figure 2.
Hourly values of the electricity consumption needed for space cooling in summer (from April to October, the period of the year that determines the sizing of the system) at the Poultry (a) and Rabbit (b) farms. The electricity consumption axis is the same in both figures for comparison.
Figure 3.
Profitability Index (€/€) obtained for the Poultry (PO, in red) and Rabbit (RA, in blue) farms, for the Static (St, unstriped) and Tracking (Tr, striped) configurations and for the Self-Consumption (SC, discontinuous border) and Autonomous (AU, continuous border) solutions.
Figure 3.
Profitability Index (€/€) obtained for the Poultry (PO, in red) and Rabbit (RA, in blue) farms, for the Static (St, unstriped) and Tracking (Tr, striped) configurations and for the Self-Consumption (SC, discontinuous border) and Autonomous (AU, continuous border) solutions.
Figure 4.
Internal Rate of Return (%) obtained for the Poultry (PO, in red) and Rabbit (RA, in blue) farms, for the Static (St, unstriped) and Tracking (Tr, striped) configurations and for the Self-Consumption (SC, discontinuous border) and Autonomous (AU, continuous border) solutions.
Figure 4.
Internal Rate of Return (%) obtained for the Poultry (PO, in red) and Rabbit (RA, in blue) farms, for the Static (St, unstriped) and Tracking (Tr, striped) configurations and for the Self-Consumption (SC, discontinuous border) and Autonomous (AU, continuous border) solutions.
Figure 5.
Payback Period (years) obtained for the Poultry (PO, in red) and Rabbit (RA, in blue) farms, for the Static (St, unstriped) and Tracking (Tr, striped) configurations and for the Self-Consumption (SC, discontinuous border) and Autonomous (AU, continuous border) solutions.
Figure 5.
Payback Period (years) obtained for the Poultry (PO, in red) and Rabbit (RA, in blue) farms, for the Static (St, unstriped) and Tracking (Tr, striped) configurations and for the Self-Consumption (SC, discontinuous border) and Autonomous (AU, continuous border) solutions.
Figure 6.
Profitability Index (a), Levelized Cost of Energy (b) and LCOE savings compared to the Only Grid Powered system (c), obtained for an annual variation of electricity prices between −6% and +12%. Results are given for the Poultry (PO) and Rabbit (RA) farms, for the Static (St) and Tracking (Tr) configurations and for the Self-Consumption (SC) and Autonomous (AU) solutions. Discontinuous lines correspond to SC and continuous lines, to AU.
Figure 6.
Profitability Index (a), Levelized Cost of Energy (b) and LCOE savings compared to the Only Grid Powered system (c), obtained for an annual variation of electricity prices between −6% and +12%. Results are given for the Poultry (PO) and Rabbit (RA) farms, for the Static (St) and Tracking (Tr) configurations and for the Self-Consumption (SC) and Autonomous (AU) solutions. Discontinuous lines correspond to SC and continuous lines, to AU.
Figure 7.
Profitability Index (a), Levelized Cost of Energy (b) and LCOE savings compared to the Only Grid Powered system (c), obtained for an internal rate (i) in the 0–10% range. Results are given for the Poultry (PO) and Rabbit (RA) farms, for the Static (St) and Tracking (Tr) configurations and for the Self-Consumption (SC) and Autonomous (AU) solutions. Discontinuous lines correspond to SC and continuous lines, to AU.
Figure 7.
Profitability Index (a), Levelized Cost of Energy (b) and LCOE savings compared to the Only Grid Powered system (c), obtained for an internal rate (i) in the 0–10% range. Results are given for the Poultry (PO) and Rabbit (RA) farms, for the Static (St) and Tracking (Tr) configurations and for the Self-Consumption (SC) and Autonomous (AU) solutions. Discontinuous lines correspond to SC and continuous lines, to AU.
Figure 8.
Levelized Cost of Energy (a) and LCOE savings compared to the Only Grid Powered system (b), obtained for a variation of the PV surplus cost -in the case of SC solutions- or of the diesel cost -in the case of AU solutions- in the ±60% range. The results are given for the Poultry (PO) and Rabbit (RA) farms, for the Static (St) and Tracking (Tr) configurations and for the Self-Consumption (SC) and Autonomous (AU) solutions. Discontinuous lines correspond to SC and continuous lines, to AU.
Figure 8.
Levelized Cost of Energy (a) and LCOE savings compared to the Only Grid Powered system (b), obtained for a variation of the PV surplus cost -in the case of SC solutions- or of the diesel cost -in the case of AU solutions- in the ±60% range. The results are given for the Poultry (PO) and Rabbit (RA) farms, for the Static (St) and Tracking (Tr) configurations and for the Self-Consumption (SC) and Autonomous (AU) solutions. Discontinuous lines correspond to SC and continuous lines, to AU.
Figure 9.
Levelized Cost of Energy (a) and LCOE savings compared to the Only Grid Powered system (b), obtained for a Grid Expansion Cost in the 0–3000 €/kW range. Results are given for the Poultry (PO) and Rabbit (RA) farms, for the Static (St) and Tracking (Tr) configurations and for the Self-Consumption (SC) and Autonomous (AU) solutions. Discontinuous lines correspond to SC and continuous lines, to AU.
Figure 9.
Levelized Cost of Energy (a) and LCOE savings compared to the Only Grid Powered system (b), obtained for a Grid Expansion Cost in the 0–3000 €/kW range. Results are given for the Poultry (PO) and Rabbit (RA) farms, for the Static (St) and Tracking (Tr) configurations and for the Self-Consumption (SC) and Autonomous (AU) solutions. Discontinuous lines correspond to SC and continuous lines, to AU.
Figure 10.
LCOE savings compared to the Only Grid Powered system (a) and Profitability Index (b), obtained for a lifetime of the system in the 15–30 years range. Results are given for the Poultry (PO) and Rabbit (RA) farms, for the Static (St) and Tracking (Tr) configurations and for the Self-Consumption (SC) and Autonomous (AU) solutions. Discontinuous lines correspond to SC and continuous lines, to AU.
Figure 10.
LCOE savings compared to the Only Grid Powered system (a) and Profitability Index (b), obtained for a lifetime of the system in the 15–30 years range. Results are given for the Poultry (PO) and Rabbit (RA) farms, for the Static (St) and Tracking (Tr) configurations and for the Self-Consumption (SC) and Autonomous (AU) solutions. Discontinuous lines correspond to SC and continuous lines, to AU.
Table 1.
Parameters of the static structure used for the SISIFO simulations.
Table 1.
Parameters of the static structure used for the SISIFO simulations.
Parameter | Value |
---|
Generator inclination [°] | 30 |
Generator orientation [°] | 0 |
Separation between structure rows in N-S direction | 1.5 |
Table 2.
Parameters of the North-South horizontal axis tracking structure used for the SISIFO simulations.
Table 2.
Parameters of the North-South horizontal axis tracking structure used for the SISIFO simulations.
Parameter | Value |
---|
Separation between trackers in E-W direction | 3 |
Maximum rotation angle [°] | 45 |
Axis orientation [°] | 0 |
Axis inclination [°] | 0 |
Module inclination [°] | 0 |
Backtracking option | Yes |
Table 3.
PV installed power (kWp) and terrain surface needs (m2), yearly energy yield (kWh/kWp), CO2 savings (kgCO2/kWp), capacity (kWhth/kWp) and volume (m3) of the Thermal Energy Storage (TES) system for the Poultry (PO) and Rabbit (RA) farms, for the Static (St) and Tracking (Tr) configurations and for the Self-Consumption (SC) and Autonomous (AU) solutions. TES are Not Appliable (NA) for the SC solution.
Table 3.
PV installed power (kWp) and terrain surface needs (m2), yearly energy yield (kWh/kWp), CO2 savings (kgCO2/kWp), capacity (kWhth/kWp) and volume (m3) of the Thermal Energy Storage (TES) system for the Poultry (PO) and Rabbit (RA) farms, for the Static (St) and Tracking (Tr) configurations and for the Self-Consumption (SC) and Autonomous (AU) solutions. TES are Not Appliable (NA) for the SC solution.
| | | PV Power (kWp)/Surface (m2) | PV Energy Yield (kWh/kWp) | CO2 Savings (kgCO2/kWp) | TES Capacity (kWhth/kWp)/Volume (m3) |
---|
PO | St | SC | 90/675 | 1530.5 | 351.2 | NA |
AU | 972.4 | 223.2 | 11.6/20.9 |
Tr | SC | 70/1050 | 1951.3 | 447.8 | NA |
AU | 1250.2 | 286.9 | 12.0/16,8 |
RA | St | SC | 250/1875 | 1571.9 | 360.8 | NA |
AU | 1165.6 | 267.5 | 10.3/51.5 |
Tr | SC | 240/3600 | 2006.9 | 460.6 | NA |
AU | 1214.2 | 278.7 | 8.3/39.8 |
Table 4.
Profitability Index (PI), Internal Rate of Return (IRR) and Payback Period (PBP) obtained for the Poultry (PO) and Rabbit (RA) farms, for the Static (St) and Tracking (Tr) configurations and for the Self-Consumption (SC) and Autonomous (AU) solutions.
Table 4.
Profitability Index (PI), Internal Rate of Return (IRR) and Payback Period (PBP) obtained for the Poultry (PO) and Rabbit (RA) farms, for the Static (St) and Tracking (Tr) configurations and for the Self-Consumption (SC) and Autonomous (AU) solutions.
| | | PI (€/€) | IRR (%) | PBP (years) |
---|
PO | St | SC | 2.23 | 8.1 | 10.9 |
AU | 2.79 | 10.2 | 9.6 |
Tr | SC | 2.33 | 8.5 | 10.7 |
AU | 2.91 | 10.7 | 9.3 |
RA | St | SC | 2.50 | 9.5 | 9.8 |
AU | 2.97 | 10.9 | 9.2 |
Tr | SC | 2.28 | 8.2 | 11.0 |
AU | 2.69 | 9.8 | 9.9 |
Table 5.
Levelized Cost of Energy (LCOE) obtained for the Only Grid-Powered system (OGP) and for the Photovoltaic Heat Pump (PV-HP) systems, as well as the corresponding LCOE savings, for the Poultry (PO) and Rabbit (RA) farms, for the Static (St) and Tracking (Tr) configurations and for the Self-Consumption (SC) and Autonomous (AU) solutions.
Table 5.
Levelized Cost of Energy (LCOE) obtained for the Only Grid-Powered system (OGP) and for the Photovoltaic Heat Pump (PV-HP) systems, as well as the corresponding LCOE savings, for the Poultry (PO) and Rabbit (RA) farms, for the Static (St) and Tracking (Tr) configurations and for the Self-Consumption (SC) and Autonomous (AU) solutions.
| | | LCOEOGP (c€/kWh) | LCOEPV-HP (c€/kWh) | LCOE Savings (%) |
---|
PO | St | SC | 17.43 | 5.76 | 67 |
AU | 7.46 | 57 |
Tr | SC | 5.83 | 67 |
AU | 7.31 | 58 |
RA | St | SC | 15.71 | 5.40 | 66 |
AU | 6.68 | 57 |
Tr | SC | 4.74 | 70 |
AU | 6.78 | 57 |