硅钢资料

冷轧无取向硅钢（/%:0.003C,2.35Si,0.22Mn,0.011P,0.002S,0.36A1,0.003 0N）经890℃或940℃3 min常化的2.3 mm热轧板冷轧成0.35 mm薄板。研究了常化温度和800⁹20℃3 min退火对该钢高频（400Hz）磁性能和抗拉强度的影响。结果表明,830⁹20℃退火时高频铁损P_10/400值最低,随退火温度增加,晶粒尺寸增大,钢的抗拉强度降低;该钢的最佳热处理工艺为常化温度940℃,退火温度830℃,其抗拉强度R_m、高频铁损P_10/400和磁感应强度J₅₀分别为565 MPa,21.5 W/kg和1.69 T。 The cold-rolled non-oriented silicon steel（/%:0.003C,2.35Si,0.22Mn,0.011P,0.002S,0.36A1,0.003 0N） is cold-rolled to 0.35 mm sheet from 2.3 mm hot-rolled plate normalized at 890 ℃ or 940℃ for 3 min.The effect of normalizing temperature and annealing process at 800 ⁹20 °C for 3 min on high frequency（400 Hz） magnetic properties and tensile strength of the steel has been tested and studied.Results show that with annealing at 830 920 ℃the high frequency iron loss value P_10... 

本发明公开了一种电力变压器硅钢片自动叠片生产设备，包括支撑板和叠片立板，其中一组所述支撑板的表面安装有叠片立板，另一组所述支撑板的顶部安装有检测立板；所述叠片立板的背面安装有连杆，所述连杆的尾端连接有限位环，所述限位环的内部等距贯穿安装有第一电动伸缩杆，所述第一电动伸缩杆的尾端表面套接有橡胶套，所述叠片立板的背面设有滑槽，所述滑槽的底壁安装有缓冲弹簧，所述滑槽的顶壁安装有第二电动伸缩杆，所述第二电动伸缩杆的尾端连接有拦截条，两组所述支撑板的顶部均安装有立块。本发明通过设置有叠片立板、限位环、拦截条以及缓冲弹簧的配合，可简化本叠片设备的整体占地面积，简化叠片加工程序。

本发明公开了一种取向硅钢实验室轧机二次冷轧方法，包括取样→制样→冷轧轧制规程制定→实验轧机二次冷轧。本发明所要解决的技术问题是提供一种取向硅钢实验室轧机二次冷轧方法，本发明提供的方法轧制出来的取向硅钢二次冷轧试样，对于开展后续研究提供了更加可靠的试样和条件。

以马鞍山钢铁集团公司电工钢板形优化控制研究项目为背景,系统地研究了热轧、冷连轧和单机架轧机在电工钢生产过程中的边缘降控制问题。通过现场数据采集、工况数值模拟计算和工业化大生产试验,设计出适用、合理的电工钢板形控制的辊型优化曲线,满足了不同工序、不同机型的板形控制策略要求,解决了电工钢板形质量问题,取得了显著的经济效益。 Based on the project of electric steel strip shape optimization control,problem of edge drop control was systematically studied in production of electric steel of hot-rolling mill,cold-rolling mill and single stand mill.Roll optimization contour was designed out in point and reasonable by collection of work condition data,numerical simulation and test of industrial production.The shape control system can meet with the different working steps and difference mills,and quality problem of electric s... 

对两种硅钢水溶性极厚绝缘涂层进行了不同温度的热老化实验。通过TG-DTA,GDS,FT-IR,SEM和光泽度仪等测试方法对老化的涂层进行分析表征,提出了评估硅钢水溶性极厚绝缘涂层热老化性能的合理温度区间,探讨了涂层热老化行为,并分析了两种涂层热老化性能的差异。结果表明,涂层附着性随着老化时间的延长逐渐下降。FT-IR表征结果显示,热老化过程中,涂料交联形成的化学键未发生断裂,交联剂氨基树脂的三嗪环被破坏是聚合物三维网络结构坍塌的主要原因。 Thermal aging expriments at different temperature were carried out on two types of water-soluble and extra-thick insulation coatings for non-oriented silicon steel,and a series of test methods such as glossmeters,TG-DTA,FT-IR,GDS,SEM were applied in analysis.For evaluating the thermal aging effect of this kind of insulation coating,the proper temperature range was proposed.The difference of aging performance between two coatings was been investigated and the related behaviors were been discussed... 

电动汽车电机在高速旋转时承受离心力和电磁力的作用,在进行电机转子设计时,既要考虑电磁性能,还要考虑机械性能。对电机转子受力情况进行了综述,分析了转子用电工钢疲劳性能参数的重要性,详细阐述了试样抛光、表面处理、试样的对中和安装对测试结果的影响。 The motor of electric vehicle bears big force for high speed rotors,mainly including centrifugal and electromagnetic forces.The magnetic and mechanical aspects of the electrical steel are crucial to machine design.In this paper,the forces applied on the motor were summarized and importance of fatigue properties was analyzed.The influence of specimen polish,surface treatment,alignment and installation on fatigue testing result were represented in detail. 

本发明公开了一种含铝无取向硅钢中残余元素的控制方法。工艺流程包括KR脱硫‑转炉冶炼‑RH处理‑连铸。转炉控制合理的炉料结构，采用多渣吹炼，挡渣出钢。所用废钢中Ti、V、Nb等残余元素的质量分数之和≤0.005％，废钢和铁水的比例为0.2‑0.3。转炉吹炼终点炉渣成分中Ti、V、Nb等残余元素的氧化物含量之和为0.1‑0.5％，出钢后钢包顶渣厚度为50‑60mm；RH脱碳、脱氧、合金化后，净循环时间≤5min。通过本发明的实施，含铝无取向硅钢成品中Ti、V的含量≤0.002％，Nb含量≤0.001％，硅钢的磁性能显著提高。

本发明提供了一种取向硅钢制作的电机凸极转子，包括由取向硅钢一体制作而成的凸极极身、轭部与极靴，整个转子的易磁方向为径向，通过对轭部厚度、相邻凸极根部中心点距离、凸极极身宽度和极靴尺寸等进行特殊结构设计，能够提高电机功率密度与效率，且无二次气隙与额外的工艺需求。

运用电子背散射衍射(EBSD)和X射线衍射(XRD)技术对硅钢热轧板的织构在板厚方向的分布进行了研究,并分析了两种织构测量方法的特点。EBSD技术能直观给出板厚方向的微观织构,XRD能得到钢板的宏观统计织构信息,结合两种技术的分析,能更直观更精确的研究不同织构在板厚方向的分布。 The texture distribution along the thickness of the silicon steel has been investigated by electron backscatter diffraction(EBSD) and X-ray diffraction(XRD) technique.The characteristics of two technique of texture analysis have been investigated.Combined the two techniques,the texture distribution along the thickness of the silicon steel could be realized distinctly and accurately. 

本发明提供了一种取向硅钢的磁畴细化方法，属于高磁感取向硅钢生产技术领域技术领域，包括：采用激光在带钢表面烧蚀出若干沟槽；采用腐蚀液对所述沟槽进行腐蚀，获得刻槽；其中，所述沟槽与带钢宽度方向的夹角为0‑20°；所述沟槽的深度为0.5～20μm，宽度为30～200μm；所述刻槽深度为0.5～30μm、宽度为30～300μm。该方法能够显著的细化磁畴，降低取向硅钢片单位损耗，同时细化磁畴的效果能够承受800℃‑900℃的消除应力退火。本发明还提供了一种取向硅钢的磁畴细化方法在取向硅钢生产中的应用。

以试验室模拟CSP工艺生产的Fe-3Si热轧钢带为研究对象,采用正交试验及方差分析的方法,研究了取向硅钢初次再结晶退火工艺对高温退火后获得锋锐的高斯织构的影响。结果表明:取向硅钢两段式初次再结晶脱碳退火工艺参数加热段保温时间及加热温度是高温退火后获得锋锐高斯织构的主要影响因素,其可信度分别在90%和85%以上;在本试验条件下,通过正交试验获得的最佳退火工艺为:冷硬板经600℃保温3 min和850℃保温6 min。 Fe-3Si hot rolled strip was produced by simulating CSP technology in the laboratory.Orthogonal experiment and analysis of variance were carried out to investigate the influence of primary recrystallization on the sharp Goss texture of the oriented silicon steel.The results show that holding time of the heating section and the heating temperature for a sharp Goss texture of the samples annealed has important implications in this experiment conditions,the two-step decarburization annealing process... 

本实用新型公开了一种取向电工钢生产用控温装置，涉及取向电工钢生产用控温技术领域，为解决现有控温装置中的温度检测装置需要蓄电池对其进行供电，不仅增大了能量消耗，也对环境造成影响的问题，所述输送机构上方并列等距固定安装有三个温度检测机构，且两个温度检测机构之间均设置有一个喷水降温机构，所述输送机构上方两侧固定安装有限位块，且限位块内部并列等距设置有四个电动伸缩器，一侧所述电动伸缩器前端固定安装有温差发电挡板，所述温度检测机构上方设置有接收器，且温度检测机构下方内部并列等距设置有红外线温度检测器。