MTW European Type Trapezium Mill
Input size:30-50mm
Capacity: 3-50t/h
LM Vertical Roller Mill
Input size:38-65mm
Capacity: 13-70t/h
Raymond Mill
Input size:20-30mm
Capacity: 0.8-9.5t/h
Sand powder vertical mill
Input size:30-55mm
Capacity: 30-900t/h
LUM series superfine vertical roller grinding mill
Input size:10-20mm
Capacity: 5-18t/h
MW Micro Powder Mill
Input size:≤20mm
Capacity: 0.5-12t/h
LM Vertical Slag Mill
Input size:38-65mm
Capacity: 7-100t/h
LM Vertical Coal Mill
Input size:≤50mm
Capacity: 5-100t/h
TGM Trapezium Mill
Input size:25-40mm
Capacity: 3-36t/h
MB5X Pendulum Roller Grinding Mill
Input size:25-55mm
Capacity: 4-100t/h
Straight-Through Centrifugal Mill
Input size:30-40mm
Capacity: 15-45t/h
New Technical Manual on Converter Steelmaking Process
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Digital twindriven smelting process management method for converter
2024年4月26日 In order to facilitate the process management of the largescale converter steelmaking process, this paper constructs an equipment and running status process 2023年10月16日 In this study, thermodynamic calculations and laboratory experiments were employed to verify that carbon and hydrogen can reduce the total oxygen content in the molten steel melt to below 5 × 10 −6New steelmaking process based on clean 2022年11月9日 In this paper, the research status of converter steelmaking injection technology is reviewed from three aspects: the top blowing injection element, the bottom blowing injection element, and the injection mediumResearch Progress on Injection Technology in 2024年1月1日 The basic idea of converter processes is to convert carbonrich liquid, blast furnace hot metal to lowcarbon steel The converter processes emerged in the mid19th Converter Steelmaking ScienceDirect
End‐Point Prediction of Converter Steelmaking Based on Main Process
2024年6月2日 In this study, utilizing both the transformed key time–series and primary static process data, the influence of various process parameters on the endpoint parameters of 2015年3月19日 One of the optimal control problems in BOF (basic oxygen furnace) steelmaking process is how to set the control variable values and make the dynamic optimal control Optimal Control Problem of Converter Steelmaking Production Process 2014年1月1日 Converter steelmaking is the main step in orebased steel production using blast furnace hot metal and steel scrap as basic raw materials About 70% of steel is nowadays Converter Steelmaking ScienceDirect2013年11月6日 A new model for the simulation of the converter steelmaking process was developed after the detailed study of existing thermodynamic and kinetic models and approaches This model consists of the reaction model and Thermodynamic and Kinetic Model of the
Converter Steelmaking SpringerLink
2024年1月1日 Converter steelmaking is the process in which oxidizing gas is injected into the molten iron in a rotatable and tiltable smelting furnace to remove the impurities and generate 2022年7月1日 Industry 40 provides an opportunity for realizing converter intelligent steelmaking Based on a cyberphysical system (CPS) framework for steelmaking plants, we developed a Industrial cyberphysical system driven intelligent prediction Converter Steelmaking Heikki Jalkanen, Lauri Holappa, in Treatise on Process Metallurgy: Industrial Processes, presently They are aiming at a new technology that could use coal instead of coke as a reducing agent and heat source, and fine concentrate as iron burden instead of agglomerated sinter or pellets Converter process could be Converter Process an overview ScienceDirect Topics2012年1月1日 Based on the analysis of reaction mechanism between CO2 and molten pool elements at the steelmaking temperature, and on the calculation of materials and heat balance during converter steelmaking process with blowing CO2, a new technology which uses CO2‐O2 as top gas and CO2 as bottom gas in a converter was proposed and experimented in a 30 t Research on Top and Bottom Mixed Blowing CO2 in Converter Steelmaking
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New steelmaking process based on clean deoxidation
2024年6月13日 State Key Laboratory of Advanced Metallurgy, University of Science and Technology Beijing, Beijing , China (Received: 16 October 2023; revised: 5 March 2024; accepted: 7 March 2024) Abstract: After the converter steelmaking process, a considerable number of ferroalloys are needed to remove dissolved oxygen from the2023年12月3日 1 Content from this work may be used under the terms of the CreativeCommonsAttribution 30 licence Any further distribution of this work must maintain attribution to the author(s) and the title The Research Process on Converter Steelmaking Process 2021年8月8日 The kinetic investigation of the dephosphorization in the new double slag converter steelmaking process was carried out based on the coupled reactions model combining with a heat balance temperature model for the 220ton industrial experiment This work was supported by the Science and Technology Commission of Shanghai Municipality [grant Kinetic model of dephosphorization in the new double slag converter 2013年12月1日 Converter steelmaking is the main step in orebased steel production using blast furnace hot metal and steel scrap as basic raw materials About 70% of steel is nowadays produced via different Chapter 14 Converter Steelmaking Request PDF
Developing BottomBlowing O2–CaO Control Model for Converter
2024年2月3日 As bottomblowing O 2 –CaO converter steelmaking process enables rapid slag formation, efficient phosphorus removal, and improved steel quality It has significant strategic significance for the greening and highquality development of the iron and steel industry In this study, we collected field actual smelting data, established a mass and energy model, and 2024年6月2日 In this study, utilizing both the transformed key time–series and primary static process data, the influence of various process parameters on the endpoint parameters of converter steelmaking is analyzed Furthermore, it establishes predictive models for the endpoint content of carbon (C) and phosphorus (P), as well as the endpoint temperatureEnd‐Point Prediction of Converter Steelmaking Based on Main Process The converter process was developed in the middle of 19th century by blowing air through pig iron melt for decarburization A Balance between Intensity and Refining AIST Steelmaking Conf Proceedings; p 631636 Brotzmann K Basic Oxygen Steelmaking – A New Technology Emerges? p 41, The Metals Society, London, 1979 Chatterjee A Historical overview on the development of converter steelmaking 2014年1月1日 In this chapter, basic phenomena occurring in the converter and controlling the process are presented and discussed These phenomena comprise chemical reactions in liquid metal, slag, and gas phases and at their interfaces, heat effects, and fluid flow and mass transfer phenomena in different reaction zones as well as in the entire systemOxidation of carbon and Converter Steelmaking ScienceDirect
A New Method to Predict Endpoint Phosphorus Content
2024年11月19日 endpoint phosphorus content in converter steelmaking process has emerged as a key link throughout the entire steelmaking process The prevalent online measurement technology of the endpoint in converter steelmaking is unable to directly measure the phosphorus content Intricate hightemperature physical and chemical alterations accompany the 2017年8月1日 The results show that the surplus heat of converter can meet the need of the limestone calcination, and the new process can reduce the steelmaking process energy loss in the whole steelmaking (PDF) The Research Process on Converter Steelmaking Process 2021年10月15日 The structure and viscosity of the dephosphorization slag in new double slag converter steelmaking process with low basicity slag at the low temperature range of 1573 K–1723 K are studied with Microstructure and Viscosity of 2012年1月1日 Converter blowing limestone powder making slag steelmaking process has the advantages of low carbon and high efficiency, and can realize the resource utilization of CO2 in the metallurgical Research on Top and Bottom Mixed Blowing CO2 in Converter Steelmaking
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Research Progress on Injection Technology in Converter
2022年11月9日 During the converter steelmaking process, gasslagmetal threephase emulsification is realized by injecting gas to complete metallurgical tasks such as slagging, dephosphorization, decarburization, and heating As green and intelligent development of 2024年6月2日 In this article, main process data, notably time–series data such as lance position patterns, are analyzed during converter steelmaking, and methodologies in data processing and transforming are End‐Point Prediction of Converter Steelmaking Based on Main Process 2021年8月21日 In the new double slag converter steelmaking process (NDSP), the desiliconization and dephosphorization are first performed simultaneously at low temperature with low basicity slag After the intermediate deslagging of the dephosphorization slag, the decarburization is performed in the same converterDephosphorization in New Double Slag Converter Steelmaking Process with 2011年9月5日 Based on the analysis of reaction mechanism between CO 2 and molten pool elements at the steelmaking temperature, and on the calculation of materials and heat balance during converter steelmaking process with blowing CO 2, a new technology which uses CO 2O 2 as top gas and CO 2 as bottom gas in a converter was proposed and experimented in a 30 Research on Top and Bottom Mixed Blowing CO2 in Converter Steelmaking
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Development and Prospects of Refining Techniques in Steelmaking Process
The development of refining techniques in the steelmaking process over the last 60 years and the prospects for the future were reviewed In Japan, hot metal pretreatment started in the 1960s with the aim of reducing refining costs and improving quality, and its purposes have now transitioned to meeting new requirements for reduced treatment time, reuse of steelmaking slag and use of 2021年6月25日 gated for new double slag converter steelmaking process (NDSP) using hightemperature laboratorial experiments When the dephosphorization time is 15min, the dephosphorization ratio reaches the highest value of 832% When the dephosphorization times are 3 and 6min, the main phases of dephosphoDephosphorization in New Double Slag Converter Helsinki University of Technology Faculty of Process Engineering and Materials Science Department of Materials Science and Rock Engineering Laboratory of Metallurgy Current status of converter steelmaking Oghbasilasie Haile Holappa Lauri Report TKKVB110(1995) Key words: Steelmaking, converter process, top blowing, bottom blowing,Current status of converter steelmaking OSTIGOV2019年5月9日 The first converter is used to remove a large amount of silicon of hot metal, and the second converter is used to carry out the decarburization and dephosphorization process The new converter Twoconverter steelmaking process for high
Converter practice in China with respect to steelmaking and
2019年3月1日 Currently, many BOF steelworks use the SlagRemaining + DoubleSlag steelmaking process, by which the lime consumption and slag volume are greatly decreased ‘DeP + DeC’ steelmaking process has been applied on large scale as well and good result has been obtained on reducing lime consumption and shortening the taptotap time2024年7月15日 lining3,4) Although the slag splashing technology is adopted to prolong the lifespan of the furnace lining, the volume of the furnace gradually increases, resulting in changes to the dynamic conditions of the molten bath5,6) Effect of Furnace Lining Structure on the Flow Field in the 35t Topblowing Converter Steelmaking ProcessEffect of Furnace Lining Structure on the Flow Field in 2024年8月11日 Converter steelmaking is to blow oxygen into molten pig iron to oxidize impurities such as silicon and manganeseA large amount of heat is released during the oxidation process (1% silicon can increase the temperature of pig iron by 200 degrees Celsius), which can make the furnace reach a sufficiently high temperatureIntroduction to Converter Steelmaking Process LMM GROUP2024年2月28日 The identification of flame status in converter steelmaking is of great significance for steel smelting and molten steel quality It can monitor the converter smelting process, strictly control the smooth progress of the production process, and effectively avoid personal injury However, converter steelmaking is located in a production environment with high ELDenseNet: a novel method for identifying the flame state
Optimal Control Problem of Converter Steelmaking Production Process
2015年3月19日 That proved that the proposed method solves the optimal control problem of converter steelmaking process as well 1 Introduction aiming at enhancing the technology and performance with the existing technical process and production equipment, the operation optimization for ironsteel smelting process is to keep the production process in an 2020年11月9日 In last decade, the utilization of CO2 resources in steelmaking has achieved certain metallurgical effects and the technology is maturing In this review, we summarized the basic reaction theory of CO2, the CO2 conversion, and the change of energyconsumption when CO2 was introduced in converter steelmaking process In the CO2O2 mixed injection (COMI) A review of carbon dioxide disposal technology in the converter 2023年5月9日 2 CONVERTER DESIGN Still today the steelmaking converter is one of the most important equipment for producing high quality steel worldwide From the metallurgical point of view the converter has to provide a certain reaction volume as well as bath depth and surface for the steelmaking process In order to optimize the steelmaking process theDANIELI CONVERTER TECHNOLOGY NEW FULLLINER 2023年12月24日 converter steelmaking process, so that it is helpful to compare and analyze what the optimal dephosphorization temperature range is when the basicity of slag is 18 Its slag with arelativelyEffect of Temperature on Dephosphorization of Hot
Converter Process an overview ScienceDirect Topics
Converter Steelmaking Heikki Jalkanen, Lauri Holappa, in Treatise on Process Metallurgy: Industrial Processes, presently They are aiming at a new technology that could use coal instead of coke as a reducing agent and heat source, and fine concentrate as iron burden instead of agglomerated sinter or pellets Converter process could be 2012年1月1日 Based on the analysis of reaction mechanism between CO2 and molten pool elements at the steelmaking temperature, and on the calculation of materials and heat balance during converter steelmaking process with blowing CO2, a new technology which uses CO2‐O2 as top gas and CO2 as bottom gas in a converter was proposed and experimented in a 30 t Research on Top and Bottom Mixed Blowing CO2 in Converter Steelmaking 2024年6月13日 State Key Laboratory of Advanced Metallurgy, University of Science and Technology Beijing, Beijing , China (Received: 16 October 2023; revised: 5 March 2024; accepted: 7 March 2024) Abstract: After the converter steelmaking process, a considerable number of ferroalloys are needed to remove dissolved oxygen from theNew steelmaking process based on clean deoxidation 2023年12月3日 1 Content from this work may be used under the terms of the CreativeCommonsAttribution 30 licence Any further distribution of this work must maintain attribution to the author(s) and the title The Research Process on Converter Steelmaking Process
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Kinetic model of dephosphorization in the new double slag converter
2021年8月8日 The kinetic investigation of the dephosphorization in the new double slag converter steelmaking process was carried out based on the coupled reactions model combining with a heat balance temperature model for the 220ton industrial experiment This work was supported by the Science and Technology Commission of Shanghai Municipality [grant 2013年12月1日 Converter steelmaking is the main step in orebased steel production using blast furnace hot metal and steel scrap as basic raw materials About 70% of steel is nowadays produced via different Chapter 14 Converter Steelmaking Request PDF2024年2月3日 As bottomblowing O 2 –CaO converter steelmaking process enables rapid slag formation, efficient phosphorus removal, and improved steel quality It has significant strategic significance for the greening and highquality development of the iron and steel industry In this study, we collected field actual smelting data, established a mass and energy model, and Developing BottomBlowing O2–CaO Control Model for Converter 2024年6月2日 In this study, utilizing both the transformed key time–series and primary static process data, the influence of various process parameters on the endpoint parameters of converter steelmaking is analyzed Furthermore, it establishes predictive models for the endpoint content of carbon (C) and phosphorus (P), as well as the endpoint temperatureEnd‐Point Prediction of Converter Steelmaking Based on Main Process
Historical overview on the development of converter steelmaking
The converter process was developed in the middle of 19th century by blowing air through pig iron melt for decarburization A Balance between Intensity and Refining AIST Steelmaking Conf Proceedings; p 631636 Brotzmann K Basic Oxygen Steelmaking – A New Technology Emerges? p 41, The Metals Society, London, 1979 Chatterjee A 2014年1月1日 In this chapter, basic phenomena occurring in the converter and controlling the process are presented and discussed These phenomena comprise chemical reactions in liquid metal, slag, and gas phases and at their interfaces, heat effects, and fluid flow and mass transfer phenomena in different reaction zones as well as in the entire systemOxidation of carbon and Converter Steelmaking ScienceDirect