Results 71 to 80 of about 539 (181)

Production of green steel from low-grade ores: An end-to-end techno-economic assessment

Cell Reports Sustainability
Summary: Hydrogen ironmaking is the most mature and advanced of the available green steel technologies, but uncertainty exists about its cost effectiveness with anything but the highest ore grades.
Alireza Rahbari, M. Shahabuddin, Shabnam Sabah, Geoffrey Brooks, John Pye   +4 more
doaj   +1 more source

Analysis of EAF Energy Efficiency Characteristics Based on Industrial Data and Energy Balance

Metals
Improving energy efficiency of electric arc furnace (EAF) steelmaking is a key pathway for the iron and steel industry to achieve carbon neutrality. Based on statistical data from 56 industrial EAFs, this study established and validated a comprehensive ...
Hongjin Zhang, Guangsheng Wei, Fuhai Liu, Shenghai Han, Xiaodan Zhong, Jianzhong Wang, Xiaoyun Luo   +6 more
doaj   +1 more source

Wall Oxygen Lance Technology of 100 t Electric Arc Furnace

Teshugang, 2010
With   summarizing   the   technology   materials   about    100   t   EAF   wall   oxygen   lance   of   PRAXAIR, BSE   and MORE, the   characteristics   of   the   equipment   are   analyzed   to   compare   the   main   technical   parameters ...
丁于
doaj  

Numerical Study on Heat Transfer Characteristic of Hot Metal Transportation before EAF Steelmaking Process

Metals
The temperature of hot metal (HM) is crucial for the energy input and smelting in the electric arc furnace (EAF) steelmaking process with HM and scrap as the charge structure.
Weizhen Chen, Hang Hu, Shuai Wang, Feng Chen, Yufeng Guo, Lingzhi Yang   +5 more
doaj   +1 more source

Practice for Steelmaking Process of a 70 t Arc furnace by Using Hot Briquette Iron

Teshugang, 2010
Charged weight for the 70 t arc furnace is 80-81 t including direct reduction iron hot briquette (HBI) 14.6-15.2 t and hot metal 23-27 t, its tapping liquid amount is 77-78 t, electric power consumption 316 ~ 324 kWh/t, oxygen consumption 29.7-33. 0 m3/t
秦军
doaj  

Influence of Tramp Elements on Phase Transformations, Microstructure and Hardness of a 0.3 wt.%C Low-Alloyed Steel

Metals
Decarbonizing the steel industry relies on a transition from carbon-intensive blast furnace technology to scrap-based secondary steelmaking using electric arc furnaces.
Marek Gocnik, Lukas Hatzenbichler, Michael Meindlhumer, Phillip Haslberger, Matthew Galler, Andreas Stark, Claes-Olof A. Olsson, Jozef Keckes, Ronald Schnitzer   +8 more
doaj   +1 more source

Linking Global Integrated Assessment and Hybrid Input-Output Models To Support Steel Decarbonization Policies in Europe. [PDF]

Environ Sci Technol
Ghezzi D, Rinaldi L, Horowitz R, van de Ven DJ, Holtz G, Jülich A, Rocco MV.   +6 more
europepmc   +1 more source

Climate Action Impacts on Steelmaking Emissions of Persistent Organic Pollutants Highlight a Gap Between the Paris Agreement and the Stockholm Convention. [PDF]

Adv Sci (Weinh)
Sun Y, Yang Q, Yun J, Yang Y, Tang J, Liu Q, Zheng M, Liu G.   +7 more
europepmc   +1 more source

Assessing the environmental impact of electric arc furnace slags: comprehensive characterization and leaching analysis. [PDF]

RSC Adv
Heidarinejad Z, Farzadkia M, Mousavi SM.
europepmc   +1 more source

A review of metallurgical processing and value-added utilization strategies for zinc oxide. [PDF]

Sci Prog
Zhang Y, Ma Z, Gu X, Jia S, An X, Niu M, Zha X, He R, Deng R.   +8 more
europepmc   +1 more source