Energy Planning of Renewable Energy Sources in an Italian Context: Energy Forecasting Analysis of Photovoltaic Systems in the Residential Sector

Solar photovoltaic systems will play a key role in the country’s energy mix thanks to their ability to meet increasing energy needs while reducing greenhouse gas emissions. Despite the potential of solar photovoltaic energy, several criticalities remain, such as the intermittent nature and the need...

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Main Authors: Domenico Palladino, Nicolandrea Calabrese
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/16/7/3042
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author Domenico Palladino
Nicolandrea Calabrese
author_facet Domenico Palladino
Nicolandrea Calabrese
author_sort Domenico Palladino
collection DOAJ
description Solar photovoltaic systems will play a key role in the country’s energy mix thanks to their ability to meet increasing energy needs while reducing greenhouse gas emissions. Despite the potential of solar photovoltaic energy, several criticalities remain, such as the intermittent nature and the need for significant land use for its implementation. In this regard, this work aimed at evaluating the photovoltaic potentiality in a national context by 2030 and 2050, considering only installations on the roof surfaces of existing buildings, i.e., without consuming additional land. This study has allowed the answering of three key points: (i) the roof surface could represent a valuable and alternative solution for new installations, since it could amount to around 450 km<sup>2</sup>, (ii) the national target cannot be reached by only using installations on existing buildings, although some regions could get close to the target by 2050, and (iii) long-term energy incentives should be implemented branching out to each national region, considering their photovoltaic potential. Finally, a regional potential index was also defined, capable of evaluating the photovoltaic potential in each region, helping policymakers to adopt the most suitable energy strategies.
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spelling doaj.art-c0476df6b2a344a7a5e43c4ad44f33332023-11-17T16:36:38ZengMDPI AGEnergies1996-10732023-03-01167304210.3390/en16073042Energy Planning of Renewable Energy Sources in an Italian Context: Energy Forecasting Analysis of Photovoltaic Systems in the Residential SectorDomenico Palladino0Nicolandrea Calabrese1DUEE Department, Italian National Agency for New Technologies, Energy and Sustainable Economic Development (ENEA), Via Anguillarese 301, Santa Maria di Galeria, 00123 Rome, ItalyDUEE Department, Italian National Agency for New Technologies, Energy and Sustainable Economic Development (ENEA), Via Anguillarese 301, Santa Maria di Galeria, 00123 Rome, ItalySolar photovoltaic systems will play a key role in the country’s energy mix thanks to their ability to meet increasing energy needs while reducing greenhouse gas emissions. Despite the potential of solar photovoltaic energy, several criticalities remain, such as the intermittent nature and the need for significant land use for its implementation. In this regard, this work aimed at evaluating the photovoltaic potentiality in a national context by 2030 and 2050, considering only installations on the roof surfaces of existing buildings, i.e., without consuming additional land. This study has allowed the answering of three key points: (i) the roof surface could represent a valuable and alternative solution for new installations, since it could amount to around 450 km<sup>2</sup>, (ii) the national target cannot be reached by only using installations on existing buildings, although some regions could get close to the target by 2050, and (iii) long-term energy incentives should be implemented branching out to each national region, considering their photovoltaic potential. Finally, a regional potential index was also defined, capable of evaluating the photovoltaic potential in each region, helping policymakers to adopt the most suitable energy strategies.https://www.mdpi.com/1996-1073/16/7/3042photovoltaic energy systemenergy supply securityenergy planningrenewable energy sourcedomestic energy consumptionphotovoltaic potentiality
spellingShingle Domenico Palladino
Nicolandrea Calabrese
Energy Planning of Renewable Energy Sources in an Italian Context: Energy Forecasting Analysis of Photovoltaic Systems in the Residential Sector
Energies
photovoltaic energy system
energy supply security
energy planning
renewable energy source
domestic energy consumption
photovoltaic potentiality
title Energy Planning of Renewable Energy Sources in an Italian Context: Energy Forecasting Analysis of Photovoltaic Systems in the Residential Sector
title_full Energy Planning of Renewable Energy Sources in an Italian Context: Energy Forecasting Analysis of Photovoltaic Systems in the Residential Sector
title_fullStr Energy Planning of Renewable Energy Sources in an Italian Context: Energy Forecasting Analysis of Photovoltaic Systems in the Residential Sector
title_full_unstemmed Energy Planning of Renewable Energy Sources in an Italian Context: Energy Forecasting Analysis of Photovoltaic Systems in the Residential Sector
title_short Energy Planning of Renewable Energy Sources in an Italian Context: Energy Forecasting Analysis of Photovoltaic Systems in the Residential Sector
title_sort energy planning of renewable energy sources in an italian context energy forecasting analysis of photovoltaic systems in the residential sector
topic photovoltaic energy system
energy supply security
energy planning
renewable energy source
domestic energy consumption
photovoltaic potentiality
url https://www.mdpi.com/1996-1073/16/7/3042
work_keys_str_mv AT domenicopalladino energyplanningofrenewableenergysourcesinanitaliancontextenergyforecastinganalysisofphotovoltaicsystemsintheresidentialsector
AT nicolandreacalabrese energyplanningofrenewableenergysourcesinanitaliancontextenergyforecastinganalysisofphotovoltaicsystemsintheresidentialsector