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- LNEG-LCOH - Levelised Cost of Hydrogen Calculator: Description and Methodological ReportPublication . Portillo, Juan C. C.; Simoes, SofiaABSTRACT: This document describes the methodology used for the implementation of the LNEG-LCOH tool version 01.2024, the description of the modules, including examples of use and reference values. The purpose of the LNEG-LCOH - Levelised Cost of Hydrogen Calculator (LNEG-LCOH Tool) is to provide a free service for the quick estimation of costs over different components of the hydrogen’s value chain. The tool is envisioned to provide flexibility according to the needs of the users and to provide referential values based on current trends. It is expected the tool will evolve over time to consider more components and to satisfy needs that may arise from users.
- Hydrogen storage in PortugalPublication . Simoes, Sofia; Amorim, Filipa; Portillo, Juan C. C.; Machado, Susana; Carvalho, João; Dias, Ruben Pereira; Sampaio, José; Picado, Ana; Catarino, Justina; Rangel, C. M.; Lopes, Tiago; Gírio, Francisco; Ponce Leao, Maria TeresaABSTRACT: This Policy Brief provides an overview of the technologies and challenges associated with hydrogen storage, a fundamental link in the hydrogen value chain. Portugal reached an electricity share of about 70% from renewable energy sources in 2023 (APREN, 2024). It is an outstanding historical achievement. The electricity share from wind energy was 27.3%, followed by hydropower generation with 24.7%, solar with 12.1%, and biomass with about 6%. The Portuguese energy mix has undoubtedly been diversified, but to achieve the national goal of becoming carbon-neutral, it is necessary to increase the efforts to decarbonise our industries, transport, residential, and agricultural sectors. The revised Energy and Climate National Plan (PNEC) 2030 states that about 3 GW of electrolysers shall be installed by 2030, and this will require renewable energy electricity generation capacity in the order of 8.6 GW from different onshore and offshore sources. Solar and wind energy are the technologies expected to grow the most in the next decade. The increase in such renewable energy power plants implies greater integration challenges due to their variability in time. Therefore, incorporating energy carriers that can absorb the excess energy and supply it back when necessary is paramount to guarantee the flexibility needed to maintain our grids operating smoothly and continuously. This could be achieved through hydrogen (H2) production, storage, distribution, transformation into other compounds, and use in different sectors. However, the hydrogen market is incipient. To develop it, it is necessary to rely on emerging technologies that must be tested and then upscaled, counting on the support and involvement of public and private actors.