open access publication

Article, 2024

Challenges in Power-to-X: A perspective of the configuration and control process for E-methanol production

International Journal of Hydrogen Energy, ISSN 0360-3199, 1879-3487, Volume 76, Pages 315-325, 10.1016/j.ijhydene.2024.05.273

Contributors

Bram, Mads Valentin 0000-0003-4948-9188 (Corresponding author) [1] Liniger, Jesper 0000-0001-8775-3918 [1] Majidabad, Sajjad Shoja 0000-0003-4526-4344 [1] [2] Shabani, Hamid Reza [1] Teles, Mavd Paula [1] Cui, Xiaoti 0000-0001-6514-0280 [1]

Affiliations

  1. [1] Aalborg University
  2. [NORA names: AAU Aalborg University; University; Denmark; Europe, EU; Nordic; OECD];
  3. [2] University of Bonab
  4. [NORA names: Iran; Asia, Middle East]

Abstract

The escalating demand for renewable energy solutions and the imperative for efficient energy storage mechanisms have catalyzed the evolution of Power-to-X (PtX) technologies. Germany has the most PtX projects, accounting for 44% of all projects that have been reported. PtX encompasses a spectrum of processes engineered to convert surplus renewable energy into versatile energy carriers or chemical commodities, such as hydrogen, methane, or synthetic fuels. The Paramount to this domain is to synergistically harness renewable energy sources and hydrogen carriers to curtail waste and bolster sustainability. Central to achieving this synergy is the effective control of PtX processes, ensuring optimal performance, cost efficiency, and seamless integration within existing energy frameworks. This paper delves into the control processes and environmental prerequisites within the PtX landscape, elucidating key challenges, and strategies within this dynamic realm. While providing an initial overview of fundamental PtX process chains, this paper accentuates the critical role of geographical considerations. Subsequently, it conducts a thorough analysis of equipment modeling challenges, addressing performance metrics, operational requisites, and capital investments, particularly focusing on methanol and hydrogen production and storage. Through holistic examination, this paper endeavors to delineate the evolving landscape of PtX control processes and conditions, advancing our understanding of this expanding field.

Keywords

Germany, PTX, Paramount, analysis, capital, capital investment, carriers, chain, challenges, chemical, chemical commodities, commodity, conditions, configuration, considerations, control, control process, cost, cost efficiency, curtail waste, demand, domain, dynamic realm, e-methanol, effective control, efficiency, endeavors, energy, energy carrier, energy framework, energy solutions, energy sources, energy storage mechanism, environmental prerequisites, escalating demand, evolution, evolving landscape, examination, framework, fuel, geographical considerations, holistic examination, hydrogen, hydrogen carrier, hydrogen production, initial overview, integration, investment, landscape, mechanism, methane, methanol, metrics, modeling challenges, operational requisites, optimal performance, performance, performance metrics, perspective, power-to-X, prerequisites, process, processing chain, production, project, realm, renewable energy, renewable energy solutions, renewable energy sources, requisites, seamless integration, solution, source, spectra, spectrum of processes, storage, storage mechanism, strategies, surplus renewable energy, sustainability, synergistically, synergy, synthetic fuels, technology, waste

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