硅钢资料

本实用新型公开了一种取向电工钢的多项性能检测装置，涉及取向电工钢技术领域，为解决检测装置在对取向电工钢涂层性能检测时较为繁杂，增加了检测难度，检测的误差增加，且检测装置的性能检测较为单一，检测效果不佳的问题。所述底座的上方设置有安装架和吊梁架，所述安装架上设置有输料辊，输料辊设置有两个，两个所述输料辊之间设置有输送带，所述吊梁架的下方设置有弹性胶带，所述弹性胶带上方的两侧均设置有第三电动伸缩杆，且第三电动伸缩杆的两端分别与吊梁架和弹性胶带通过螺钉连接，所述弹性胶带的一侧设置有检测架，所述检测架上设置有激光灯、第一滤光片、接收器、第二滤光片和聚光片，所述激光灯和第一滤光片设置在弹性胶带的上方。

结合实际生产0.4%Si无取向硅钢，统计了不含Sn和0.025%Sn无取向硅钢的磁性能变化，利用金相显微镜、X射线衍射仪观察分析不同成分下试样的显微组织和微观织构。试验结果表明：Sn元素可以显著降低无取向硅钢的晶粒尺寸，0.025%Sn试样的平均晶粒尺寸比不含Sn减小28.4%;加入Sn元素后抑制了无取向硅钢中不利于磁性能的{111}面织构组分强度，提高了对磁性能有利的{100}面织构组分强度，0.025%Sn与不含Sn相比磁感均值从1.756 T提升至1.768 T,铁损均值从5.476 W/kg降低至5.204 W/kg,明显改善了无取向硅钢磁性能。 In this paper combined with the actual production of 0.4% Si non oriented silicon steel, the magnetic properties of non oriented silicon steel without Sn and 0.025% Sn were counted. The microstructure and microtexture of samples with different compositions were observed and analyzed by metallographic microscope and X-ray diffraction. The results show that: Sn can significantly reduce the grain size of non oriented silicon steel, and the average grain size of 0.025% Sn sample is 28.4% smaller tha... 

为了解决在纹理背景下冷轧硅钢表面缺陷的分割问题,提出了基于局部信息结构张量和活动轮廓模型的硅钢表面缺陷分割方法。将图像的局部信息引入到结构张量中;在结构张量提取的特征空间中,以KL距离作为区域的概率密度相似性度量建立分割图像的活动轮廓模型;采用Split-Bregman数值解法对模型进行求解。运用提出的分割方法对硅钢表面的一些常见缺陷如纵向划伤、横向划伤、异物和孔洞等进行分割实验。实验结果表明,该方法可以准确地分割出硅钢表面缺陷区域,验证了该方法的有效性。 In order to address the segmentation problem for cold rolled silicon steel surface defect based on the texture background,a novel method based on structure tensor and active contour model is proposed.Image local information is introduced to the structure tensor.In the extracted feature space of structure tensor,KL distance is treated as a regional similarity measure of the probability density to establish active contour model for image segmentation.The numerical solution of Split-Bregman is used... 

根据本发明的一个实施例的取向电工钢板，其中存在于电工钢板表面的沟槽以及与沟槽底部相连的再结晶和其他再结晶的平均取向度差为0.5°至10°。

本实用新型公开了一种便于墙面阳角安装的饰面硅钢石膏板，包括第一基材和第二基材，第一基材和第二基材均与墙面贴合，第一基材和第二基材相邻端设有阳角线条，阳角线条与墙面之间设有固定柱，固定柱一端固定连接在墙面内，固定柱通过通孔贯穿第一基材，阳角线条外侧固定连接有固定块，固定块靠近阳角线条的一侧设有插槽，固定柱远离墙面的一端贯穿阳角线条插设在插槽内，固定柱一侧设有限位槽，固定块一侧设有限位机构，限位机构一侧与限位槽相对应，本实用新型对板材的安装和拆卸更加方便，在石膏板材中添加硅钢素后，更加增强石膏板的钢性、表面的硬度及表面的流动性平整度。

本实用新型涉及硅钢片铁芯装配组件技术领域，公开了一种硅钢片铁芯的装配工装，包括装配组件，所述装配组件的内部上方安装有液压伸缩杆，所述液压伸缩杆的底端固定连接有压板，所述压板的表面开设有孔槽，所述装配组件的底端安装有铁芯，且铁芯的顶端贯穿孔槽的内部，所述铁芯的外部套设有硅钢片，所述硅钢片的外壁对称设有限位辊，所述装配组件的内壁对称安装有电动滑台，且电动滑台的内部设有滑块，本实用新型通过在液压伸缩杆的顶端安装有压板，并且压板的表面开设有与铁芯相匹配的孔槽，液压伸缩杆带动压板升降，对硅钢片进行压实，减少硅钢片之间的缝隙，使得硅钢片之间连接的更加紧凑，减少了工作人员的劳动量。

适用范围 本标准规定了特高压变压器用冷轧取向电工钢带的术语和定义、分...

叠片系数是冷轧无取向电工钢的重要质量指标。为了提高叠片系数,必须保证无取向电工钢板形良好以及横向厚差小。针对攀钢冷轧厂4机架HC轧机轧制无取向电工钢的边部减薄问题,以无取向电工钢横向厚差最小作为目标函数,建立了一套针对无取向电工钢边部减薄控制的辊型曲线优化数学模型,开发了无取向电工钢专用辊型曲线,使无取向电工钢横向厚差从25μm降低到10μm以下,取得了良好的控制效果。 The lamination factor is an important quality index of non-oriented silicon steel strip.Considering the lamination factor,the non-oriented silicon steel must have a good shape and a smaller transverse thickness difference.In order to solve the edge thinning of non-oriented silicon steel strip in Panzhihua Steel,a mathematic model for designing the roll shape is built.In the model,the transverse thickness difference of non-oriented silicon steel strip is taken as the objective function.Based on t... 

研究了退火温度对3.1%Si无取向硅钢组织和磁性能的影响规律。结果表明:退火温度从940℃提高至1 000℃,平均晶粒尺寸由98μm增加到145μm,铁损P_1.5/50从2.576 W/kg降低至2.408W/kg。随着退火温度的升高,γ不利织构组分强度逐渐降低,{111}〈112〉织构组分强度降低约16%,磁感B₅₀逐渐升高,磁性能水平提高。 The effects of annealing temperature on microstructure and texture and magnetic properties of 3.1%Si non-oriented silicon steel were investigated in this paper.The results showed that,when the annealing temperature increased from 940℃ to 1 000℃,the average grain size of metallographic structure increased from 98μm to 145μm,the iron loss value P_1.5/50 decreased from2.576 W/kg to 2.408 W/kg.And as the annealing temperature increased,the strength of the unfavorable texture componentγgrad... 

本发明公开了一种硅钢冷连轧轧制过程温度获取方法、装置及电子设备，通过获取硅钢冷连轧生产过程的工业参数数据以及各机架间硅钢的实际温度测试数据，然后基于工业参数数据以及预设初始模型，确定硅钢冷连轧生产过程的温度预测模型，接着基于硅钢轧制前的预热温度以及温度预测模型，得到硅钢冷连轧轧制过程各机架变形区出口与下一机架变形区入口之间的预测温度数据，再将预测温度数据与实际温度测试数据进行对比，并根据对比结果中的温度差异值对相应机架间的乳化液参数进行修正，直至温度差异值小于预设阈值，得到修正后的温度预测模型，能够用于实现硅钢冷连轧轧制过程中，任意采样点硅钢温度的获取。

研究了取向硅钢制备过程中常见的两种冷轧工艺,主要研究了一阶段冷轧与两阶段冷轧+中间退火工艺对初次再结晶组织及织构的影响.结果表明:采用两阶段冷轧+中间退火工艺制备以Cu2S为主抑制剂的取向硅钢,其初次再结晶平均晶粒尺寸为18.1μm,高斯晶粒的体积分数为0.6%,迁移性强的重位点阵晶界(Σ5+Σ9)和高能晶界(20°~45°取向偏差角)所占比例分别为1.8%和50.4%.与一阶段冷轧工艺相比,其初次再结晶晶粒较细,且高斯晶核与特征晶界所占的比例较高,有利于高斯晶粒发生二次再结晶. Two common cold-rolling processes of grain oriented silicon steel and the effects of the single stage cold rolling and tw o-stage cold rolling w ith intermediate annealing processes on the primary recrystallization microstructure and texture w ere investigated. The results revealed that for the grain oriented silicon steel prepared under the tw o-stage cold rolling process w ith intermediate annealing w ith Cu 2 S as the main inhibitor,the average grain size of the primary recrystallization micr... 

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...