Cited by 490Photovoltaic Systems and SustainabilityRenewable Energy and SustainabilityPower Systems and Renewable Energy

Impact of weighted average cost of capital, capital expenditure, and other parameters on future utility‐scale PV levelised cost of electricity

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Vartiainen, Eero, Masson, Gaëtan, Breyer, Christian, Moser, David, Román Medina, Eduardo·2020·Progress in Photovoltaics: Research and Applications

Abstract

Solar photovoltaics (PV) is already the cheapest form of electricity generation in many countries and market segments. Market prices of PV modules and systems have developed so fast that it is difficult to find reliable up to date public data on real PV capital (CAPEX) and operational expenditures (OPEX) on which to base the levelised cost of electricity (LCOE) calculations. This paper projects the future utility‐scale PV LCOE until 2050 in several European countries. It uses the most recent and best available public input data for the PV LCOE calculations and future projections. Utility‐scale PV LCOE in 2019 in Europe with 7% nominal weighted average cost of capital (WACC) ranges from 24 €/MWh in Malaga to 42 €/MWh in Helsinki. This is remarkable since the average electricity day‐ahead market price in Finland was 47 €/MWh and in Spain 57 €/MWh in 2018. This means that PV is already cheaper than average spot market electricity all over Europe. By 2030, PV LCOE will range from 14 €/MWh in Malaga to 24 €/MWh in Helsinki with 7% nominal WACC. This range will be 9 to 15 €/MWh by 2050, making PV clearly the cheapest form of electricity generation everywhere. Sensitivity analysis shows that apart from location, WACC is the most important input parameter in the calculation of PV LCOE. Increasing nominal WACC from 2 to 10% will double the LCOE. Changes in PV CAPEX and OPEX, learning rates, or market volume growth scenarios have a relatively smaller impact on future PV LCOE.

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Research works printed but not linked: 5

  1. -International Technology Roadmap Photovoltaic. Interna- tional Technology Roadmap Photovoltaic (ITRPV) 2018 Results, 10th edition, ITRPV, Frankfurt a.M. www.itrpv.net/publications, March.
  2. Fortum Oyj. Fortum won the right to build 250 MW solar power plant in India. Press release, June 29, 2018.
  3. Enel. Enel launches a one billion euro new green bond in Europe. Press release, 14 January, 2019.
  4. Hoffmann W. The Economic Competitiveness of Renewable Energy, Wiley-Scrivener, Beverly, MA, US, 2014.
  5. Vartiainen E, Masson G, Breyer C, Moser D, Román Medina E. Impact of batteries and electric vehicles on the competitiveness of solar PV. 34th European PV Solar Energy Conference and Exhibition, Brussels, September 24-28, 2018.

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Authors
Vartiainen, E., Masson, G., Breyer, C., Moser, D., & Román Medina, E.
Affiliations
  • Fortum (Finland) (FI)
  • Becquerel Institute Brussels Belgium
  • Lappeenranta-Lahti University of Technology (FI)
  • Eurac Research (IT)
  • Tecnalia Bilbao Spain
Corresponding author
Vartiainen, Eero
Venue
Progress in Photovoltaics: Research and Applications
Publisher
Wiley
Published
2019-08-29
Volume
28
Issue
6
Pages
439-453
ISSN
  • 1062-7995 (ISSN-L)
  • 1099-159X
OpenAlex
W2971325636
Cited by
490
References
31
Citations by year
2026: 67 · 2025: 71 · 2024: 60 · 2023: 79 · 2022: 73 · 2021: 81 · 2020: 50 · 2019: 9
FWCI
22.68
Type
journal article
Language
en
Open access
Locations
  • Progress in Photovoltaics Research and Applications (publishedVersion, cc-by)
  • TECNALIA Publications (Fundación TECNALIA Research & Innovation) (submittedVersion, public-domain)
  • Open Research (University of Surrey) (submittedVersion, cc-by)
Topics
  • Physical Sciences › Environmental Science › Environmental Engineering › Photovoltaic Systems and Sustainability
  • Physical Sciences › Energy › Renewable Energy, Sustainability and the Environment › Renewable Energy and Sustainability
  • Physical Sciences › Energy › Energy Engineering and Power Technology › Power Systems and Renewable Energy
Keywords
photovoltaics, levelized cost of electricity, weighted average cost of capital, capital expenditure, operating costs, utility-scale PV, European electricity market, sensitivity analysis, learning rate

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