硅钢资料

采用CVD法制备6.5%Si高硅钢,介绍了具体的制备工艺过程,研究了温度对渗硅速率和试样质量减轻的影响,同时分析了扩散时间对高硅钢中硅分布的影响。结果表明:在CVD反应过程中,反应温度高于1050℃将大大提高渗硅速率,但当温度大于1200℃后,渗硅速率趋于稳定;渗硅后,试样会减轻、减薄,随着温度升高,试样质量减轻的速率逐渐增大,在1200℃左右趋于稳定;扩散时间越长,硅分布越均匀,结合制备效率进行考虑,满足Δw表-中/b≤5的时间为适宜的扩散时间。 6.5%Si high silicon steel was manufactured by using CVD method and the process was introduced,the influence of temperature on the siliconizing rate and quality reducing rate,diffusion time on silicon distribution were investigated.Results as follows: the siliconizing rate will increase quickly when the temperature is higher than 1050 ℃,but the siliconizing rate will become steadily as the temperature up to 1200 ℃;The quality reducing rate will increase with the elevating of temperature and the r... 

磁性能指标是硅钢产品最关键的质量指标之一，但是目前磁性能判定100%依赖于样品的离线实验室检测结果，生产线配置的在线检测仪的测量结果由于精度问题，不宜直接用于成品牌号判级。本文在现有硅钢产品质量管控体系基础上，利用大数据技术对生产数据进行分析与建模，构建不同磁性能指标在线检测模型，并在现有信息系统上完成模型库的集成部署，实现硅钢产品全长、多指标磁性能结果的拟合数据输出，支撑取样优化、精准分切、辅助综合判定等功能应用，进一步优化硅钢产品质量管控体系。 The magnetic performance index of silicon steel products is one of the most critical quality indexes.However,at present,100%determination of magnetic performance depends on the offline laboratory test results of samples,and the measurement results of the online detector configured in the production line cannot be applied in practice due to the accuracy problem.Based on the existing quality control system of silicon steel products,big data technology was used to analyze and model the production d... 

考虑剪应变对微孔洞损伤演化的影响,对GTN损伤模型的损伤演化机制进行修正,建立了适用于不同应力三轴度水平的损伤模型。结合隐式应力更新算法和显式有限元计算,采用VUMAT子程序实现了修正GTN模型在有限元软件ABAQUS中的数值计算。通过模拟纯剪切和剪切-拉伸两组试样的损伤演化和断裂行为,验证了修正GTN模型在不同应力三轴度承载条件下的有效性。运用修正GTN损伤模型模拟含边部缺口的带钢在轧制过程中裂纹的萌生和扩展行为,模拟结果与实验相一致,表明该模型可有效地用于带钢缺陷在轧制过程中扩展行为的分析和预测。模拟和实验结果表明,带钢边部缺口在轧制过程中,缺口前沿和后沿均会萌生裂纹,且后沿裂纹扩展更为明显。 Considering the effect of shear strain of micro-void on damage evolution, a modified GTN model applicable to various stress triaxiality conditions is proposed by modifying the damage evolution mechanism of the GTN damage model. The modified model is implemented in commercial finite element software ABAQUS by combining the implicit stress update method with an explicit finite element solving algorithm and through the user-defined material subroutine VUMAT. The damage evolution and the failure pro... 

本实用新型公开了一种变压器铁芯硅钢片的横剪打磨装置，包括出料平台、传送机构和打磨机构，所述出料平台的出料端设置有打磨机构，且两组所述打磨机构对称设置在硅钢片的上下两侧，两组所述打磨机构之间构成打磨通道，所述传送机构靠近于出料平台的出料端设置在出料平台上，且所述出料平台上的硅钢片通过传送机构依次朝向打磨通道内位移，通过两组对称设置的打磨机构对硅钢片的两侧面进行同时打磨，具有较高的打磨效率。

分析了电感耦合等离子体发射光谱法(ICP-AES)测定硅钢中铌的检测过程,讨论了该检测过程中不确定度的主要来源,建立了该方法的定量的数学模型,并根据这一模型计算出了检测结果的合成标准不确定度和扩展不确定度。 The measurement of niobium content in silicon steel by inductively coupled plasma atomic emission spectrometry(ICP-AES) was analyzed,by which the main factors affecting the uncertainty of the measurement were ascertained and the calculation formula was given.Finally,according to the formula the combined uncertainty and expanded uncertainty were obtained. 

文章以国内某公司硅钢厂连续退火机组1号辐射管加热段为研究对象,分析炉内传热机理,建立并开发了辐射管加热段的传热模型。采用生产实际数据对模型进行了验证,以总燃料消耗量最小为目标,得出该炉段长度方向上燃料的最佳分配机制。所得结论为该公司连续退火机组节能控制提供理论依据。 Taking the radiant tube heating section of No.1 continuous annealing unit in a silicon steel plant of a domestic company as the research object, the heat transfer mechanism in the furnace is analyzed, and the heat transfer model of the radiant tube heating section is established and developed. The model is verified by the actual production data. Aiming at the minimum total fuel consumption, the optimal fuel distribution mechanism in the length direction of the furnace section is obtained. The co... 

{100}织构因具有两个易磁化方向能够明显的提高磁性能,因此如何在表面获得具有{100}织构一直是无取向电工钢研究焦点。本文主要介绍了获得{100}织构的主要工艺方法及其基本原理,并结合实际生产过程对各工艺方法的优缺点进行了分析;一方面,优化无取向电工钢的成分,降低碳、锰元素含量以避免脱碳退火和真空退火,简化生产工艺;另一方面,调节升温速度、降温速度和退火气氛,使{100}晶面的表面能或弹性应变能最低,制备具有{100}织构柱状晶组织的无取向电工钢是今后的发展方向。 Because { 100} texture has two easy magnetization directions,which can significantly improve magnetization properfies,how to develop { 100} texture is a focus for researchers and manufactures. In the paper,main manufacturing processes and basic principle are introdued,and their advantages and disadvantages in practical production are analyzed. On the one hand,the production process can be simplified by optimizing chemical compositions,such as reducing the content of C and Mn,which can avoid deca... 

本实用新型公开了一种硅钢板带生产加工用除油烘干装置，包括壳体，所述壳体的外表面上对称设置有电机，所述电机的输出端固定连接有输送带，所述壳体的顶部设置有机体，所述机体的内部设置有除油机构，所述除油机构的一侧设置油烘干机构，所述壳体的底部设置油收集箱，所述收集箱的内部设置有收集槽。本实用新型，利用除油机构可对成硅钢板带生产后进行一定的除油处理，除油的效果更好更彻底，同时相比以往的方式提高了一定的工作效率，具有一定的实用性，利用烘干机构可进行除油后的成硅钢板带进行烘干处理，防止水渍残留在表面上，影响一定的美观效果，具有一定的实用性。

根据相关的取向电工钢典型专利技术,概述了日本高磁感低铁损取向电工钢低温板坯加热、抑制剂合理调节、关键成分Mn、C、Sn和Sb调节与利用、新型退火剂和绝缘溶液的制备及细化磁畴等生产工艺最新动态和进展情况,并提出了国内企业申请取向电工钢专利时应当借鉴之处。 According to related typical patent technology for grain-oriented electrical steel sheets,the recent trends and progress situation for production process of grain-oriented electrical steel sheets with high magnetic flux density and low core loss in Japan are summarized including low temperature slab heating,suitably regulating inhibitors,adjusting and utilizing key element Mn,C,Sn and Sb,manufacturing for new annealing agent and insulating solutions,and fining magnetic domain,and some suggestion... 

本实用新型公开了一种用于硅钢件的高效激光焊接机，涉及激光焊接机技术领域。本实用新型包括机体、底座和控制柜，底座上表面固定安装有工作平台，机体上表面设置有转动盘，转动盘上表面设置有焊接臂，焊接臂一端设置有连接头，连接头下表面设置有焊接头，焊接头、连接头和焊接臂均与机体电性连接，焊接臂一端设置有转动轴，转动轴一端固定连接有过渡仓，过渡仓一端设置有抽风机，过渡仓另一端设置有出风口，出风口通过过渡仓与抽风机相连通。本实用新型通过在焊接臂一端设置抽风机对着工作平台，将焊接产生的浓烟进行吸收并通过出风口排出避免对人体健康产生影响，通过设置具有防火花和强光功能的防护罩对工作人员的眼睛提供保护作用。

本发明公开了一种硅钢氧化镁废水资源化处理方法及处理系统，硅钢氧化镁废水进入过滤浓缩干化一体化装置经预过滤、过滤、干燥、排泥后得到清液和泥饼；泥饼经烘干后得到烘干泥饼；烘干泥饼溶解于硫酸溶液中，反应后的混合液固液分离得到上层清液和沉淀物，上层清液经中和、蒸发结晶后得到结晶物，沉淀物进行清洗、烘干处理。本发明还设计了实现上述处理方法的处理系统，该系统包括过滤浓缩干化一体化装置、烘干装置、溶解装置以及产水箱；本发明的硅钢氧化镁废水经处理后的清液满足回用要求，可返回机组循环利用，实现废水回用，泥饼经烘干、溶解后可分别作为钛白粉生产原料和土壤改良剂，具有经济环保双重效果，以及良好的社会效益和环境效益。

就冷轧硅钢废水处理生产中面临的主要问题进行分析,从技术角度及运行管理角度提出工艺优化升级改进措施及应对策略;同时从后续深度处理,逐步实现零排放目标的角度进行探讨,为冷轧硅钢废水减量化、出路乃至废水零排放提供一些思路。 The main problems in the wastewater treatment process of cold-rolled silicon steel lines are analyzed and process upgrading measures and optimization strategy are put forward from both technical and management views.At the same time,downstream deep treatment to gradually achieve the target of zero discharge is discussed,to provide some ideas for reduction or even zero discharge of wastewater from cold-rolled silicon steel lines.