Abadi Mahmoud Makki, Tang Hongyan, Rashidi Mohammad Mehdi
Institute of Fundamental and Frontier Sciences, University of Electronic Science and Technology of China, Chengdu, People's Republic of China.
School of Electronic Science and Engineering, University of Electronic Science and Technology of China, Chengdu, People's Republic of China.
Heliyon. 2024 May 31;10(11):e32157. doi: 10.1016/j.heliyon.2024.e32157. eCollection 2024 Jun 15.
Electric Arc Furnaces (EAFs) play a pivotal part in the steel industry, offering a versatile of producing high-quality steel. This paper conducts an in-depth examination of the EAF, along with exploring mathematical modeling and optimization techniques pertinent to this furnace. Additionally, it delves into the global steel production capacity employing this technology, introduces different processes associated with EAF, scrutinizes the energy balance of EAFs, and provides an overview of numerical and simulation modeling in this context. The core focus of this extensive review is the diverse landscape of EAF simulation methods. It places particular emphasis on understanding the key components and stages of the EAF process, including charging, melting, refining, tapping, and slag removal. The review delves into the wide array of approaches and methodologies employed in EAF modeling, spanning from innovative computational fluid dynamics (CFD) and finite element analysis to the intricacies of mathematical and thermodynamic models. Furthermore, the paper underscores the importance of simulation in predicting and enhancing crucial aspects such as heat transfer, chemical reactions, and fluid dynamics within the EAF. By doing so, it contributes to the optimization of energy efficacy and the ultimate quality of steel produced in these furnaces. In conclusion, this review identifies gaps in existing knowledge and offers valuable recommendations for improving mathematical process models, underscoring the continuous efforts to enhance the efficiency, sustainability, and environmental impact of steel production processes. In conclusion, several techniques aimed at enhancing both production rates and the quality of the melting process in EAF have been put forward.
电弧炉（EAF）在钢铁行业中发挥着关键作用，提供了一种生产高质量钢铁的通用方法。本文对电弧炉进行了深入研究，同时探讨了与此类熔炉相关的数学建模和优化技术。此外，还深入研究了采用该技术的全球钢铁生产能力，介绍了与电弧炉相关的不同工艺，审视了电弧炉的能量平衡，并概述了在此背景下的数值和模拟建模。这一广泛综述的核心重点是电弧炉模拟方法的多样格局。它特别强调理解电弧炉工艺的关键组件和阶段，包括装料、熔化、精炼、出钢和除渣。该综述深入探讨了电弧炉建模中采用的各种方法和技术，从创新的计算流体动力学（CFD）和有限元分析到数学和热力学模型的复杂性。此外，本文强调了模拟在预测和强化电弧炉内诸如传热、化学反应和流体动力学等关键方面的重要性。通过这样做，有助于优化能量效率以及这些熔炉中生产的钢铁的最终质量。总之，本综述指出了现有知识中的差距，并为改进数学过程模型提供了有价值的建议，强调了为提高钢铁生产过程的效率、可持续性和环境影响而持续做出的努力。总之，已经提出了几种旨在提高电弧炉生产率和熔化过程质量的技术。
