# Assessment of the Impacts of Climate Change on Power Systems: The Italian Case Study
## Abbreviations \begin{tabular}{l l} \(A\) & Cross-sectional area (m\({}^{2}\)) \\ \(AM\) & Air mass (1) \\ \(AM_{STC}\) & Air mass at STC (1) \\ AR5 & Fifth Assessment report \\ AR6 & Sixth Assessment report \\ BAU & Business As Usual \\ CCS & Carbon capture and storage \\ CEP & Clean Energy Package \\ \(C_{f}\) & Hourly plant capacity factor \\ \(\Delta C_{f}\) & Capacity factor ramp rate \\ C3S & Copernicus Climate Change Service \\ EECM & European Climate Energy Mixes \\ ENTSO-E & European Network of Transmission System Operators for Electricity \\ ENTSO-G & European Network of Transmission System Operators for Gas \\ EVs & Electric vehicles \\ G & Surface downwelling solar radiation (W/m\({}^{2}\)) \\ \(G_{STC}\) & Surface downwelling solar radiation at Standard Test Conditions (W/m\({}^{2}\)) \\ GAM & Generalized additive model \\ GCM & General circulation model \\ GDP & Gross domestic product \\ GHGs & Greenhouse gases \\ GWP & Global warming potential \\ HPs & Heat pumps \\ IAM & Optical losses \\ IPCC & Intergovernmental Panel on Climate Change \\ ISO & International Standards Organization \\ MAF & Mid term adequacy forecast \\ MPP & Maximum power point \\ NT & Italy National Trend Italy \\ OECD & Organization for Economic Co-operation and Development \\ PECD & Pan-European Climate Database \\ \(P_{GT}\) & Power output of the gas turbine at an ambient temperature that differs by \(\Delta T_{a}\) from the condition ISO (W). \\ \(P_{GT,X}\) & Useful power of the gas turbine at ISO conditions (W). \\ PNIEC & Piano Integato Energia e Clima \\ POLES & Prospective outlook for long term energy systems \\ \(P_{R}\) & Performance ratio (1) \\ PV & Photovoltaics \\ PVpot & Photovoltaics power potential \\ \(P_{w}\) & Power in the wind (W) \\ \(P_{usable}\) & Power output of the thermoelectric power plant (W) \\ \(Q\) & Water availability (kg/m\({}^{3}\)) \\ \(Q\) & Amount of cooling water required (m\({}^{3}\)/h) \\ RBM & River basin model \\ RCM & Regional climate model \\ RCP & Representative concentration pathways \\ RES & Renewable energy sources \\ STC & Standard test conditions \\ \(T_{cell}\) & Cell temperature (\({}^{\circ}\)C) \\ \(T_{a}\) & Near-surface temperature (\({}^{\circ}\)C) \\ \(AT_{a}\) & Temperature difference from the ISO condition (\({}^{\circ}\)C) \\ \(T_{db}\) & Dry-bulb air temperature (\({}^{\circ}\)C) \\ \(T_{health}\) & Inlet cooling water temperature below which the system works at maximum capacity \\ factor (\({}^{\circ}\)C) \\ \(T_{outlet\_max}\) & Maxim temperature of the outlet water (\({}^{\circ}\)C) \\ \end{tabular}   
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