硅钢资料

本发明提供一种无取向硅钢用涂层溶液及其制备方法和应用，以所述无取向硅钢用涂层溶液的总质量为基础计，所述无取向硅钢用涂层溶液包括如下质量百分含量的原料组分：磷酸盐溶液55％～60％；树脂溶液20％～25％；二乙二醇丁醚2％～4％；改性剂3％～5％；余量为水。由本发明所述无取向硅钢用涂层溶液形成的绝缘涂层厚度均匀，表面光滑，具有优良的绝缘性、耐腐蚀性、附着性，而且硅钢片的冲片性能好、叠片系数高。

本发明公开了一种取向硅钢极薄带的工业连续化生产方法，包括异步轧制、脱脂、热处理、急速冷却、涂绝缘层、烘干烧结、卷带收集各工序；其中，异步轧制中使用异步比为1：1.05～1：1.24；脱脂、热处理、急速冷却、涂绝缘层、烘干烧结、卷带收集工序为连续化生产工艺；热处理工序中，第一步为预热，预热温度为500℃～700℃，预热时间4秒～120秒；第二步为相变热处理，相变热处理温度为820℃～920℃，相变加热时间100秒～600秒；急速冷却工序中，钢带30秒内降温到350℃以下。优点在于：实现工业化连续生产取向硅钢极薄带，有效提高产能，生产的取向硅钢极薄带制备高磁感、低铁损等磁性能。

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... 

本实用新型公开了一种硅钢炉用保护气的循环系统，包括与硅钢炉群排气管相连通的氢气提纯净化单元、与氢气提纯净化单元相连的氮氢配比单元以及与氮氢配比单元相连的用于对氮氢混合气中加入水蒸气的加湿单元；所述加湿单元与硅钢炉群的进气管相连通。本实用新型便于对尾气中的氢气回收再利用，可节省资源。本实用新型适用于硅钢退火炉等设备中，用于实现氢气的循环再利用。

本发明涉及一种混合硅钢定子结构及与其配套的转子结构及永磁电机，属于电机技术领域，包括：定子，由多个第一硅钢片叠压构成；多个线圈绕组，均匀设置在定子的内壁上；第一硅钢片包括：多个连接块与多个连接臂，连接块与连接臂交替排列构成硅钢环片，连接块采用无取向硅钢且与两侧的连接臂通过拼合结构连接，连接臂采用取向硅钢；多个定子齿，呈放射状均匀设置在硅钢环片的内侧，定子齿与连接块也通过拼合结构连接，定子齿采用取向硅钢；本发明通过取向硅钢、无取向硅钢混合组成的定子，能够有效提导磁性能；本发明能够稳定提升定子上的磁性能，增加电机的输出能力，实用性强，值得推广。

实验室模拟薄板坯连铸连轧(TSCR)流程制造高磁感取向硅钢,借助电子背散射衍射(EBSD)技术对不同Sn含量的热轧板织构进行了研究。研究结果表明:不同Sn含量热轧板表层及次表层均为高斯织构、铜型织构及黄铜织构的混合织构,中心层为{100}面织构;Sn含量为0.1%时,热轧板表层及次表层高斯织构组分最多,取向密度最大,成品磁感最高,达到1.875 T。 Texture of grain oriented silicon steel hot rolled by thin slab casting and rolling process(TSCR) in laboratory with different Sn contents was analyzed by electron back-scattered diffraction(EBSD).The results show that the hot rolled slabs with different Sn contents have the same texture,i.e.,Goss,Copper and Brass.Specifically,the texture of core layer is {100};While the hot rolled slab with 0.10% Sn,the surface layer and subsurface layer have a sharpness Goss texture and the finished products h... 

通过实验室25 kg真空感应炉冶炼和锻轧研究了0.26%～0.95%Al含量对0.5 mm 2.2%Si无取向硅钢冷轧板组织、织构和磁性能的影响。试验结果表明,0.26%～0.81%Al含量时,随钢中Al含量的增加,成品退火钢板的晶粒尺寸增加同时铁损减少;当Al含量大于0.81%时,随Al含量增加,钢板的晶粒尺寸减小,同时铁损增加。Al含量对硅钢板磁感的影响没有明显的规律。2.2%Si无取向硅钢的合适Al含量为0.48%～0.81%。 The effect of 0.26%～0.95%Al content on structure,texture and magnetic performance of 0.5 mm cold rolled sheet of 2.2%Si non-oriented silicon steel has been studied by a 25 kg vacuum induction furnace smelting,and forging -rolling in laboratory.Results show that as 0.26%～0.81%Al,with increasing Al content in steel the grain size of annealed finished sheet increases while iron loss of sheet decreases,and as Al content in steel is more than 0.81%,the grain size of sheet decreases while iron loss in... 

本实用新型公开了一种具有自动接料机构的变压器硅钢加工用防刮伤剪床，包括支撑座，所述支撑座的上端固定连接有相互对称的进料机构与出料机构，所述进料机构上设置有调节机构，所述进料机构与出料机构之间设置有切割底座，所述切割底座的两端设置有气缸，所述气缸的内侧设置有切割机构，所述切割机构上设置有卡接机构，所述出料机构的一侧设置有接料机构；本实用新型涉及剪床技术领域。该具有自动接料机构的变压器硅钢加工用防刮伤剪床，切割后的硅钢，通过出料机构输送至承接板上，挡板与侧板能够使得硅钢能够自动叠放整齐，自动叠放整齐相对于人工接料可明显节省时间，提高剪床的运行效率，减少人力成本，提高运行的安全性。

本发明公开了一种硅钢高温加热炉用铬基高氮合金垫块及其制备方法，所述合金垫块含有Cr、Mo、N、La、Ce和Fe，不含有钨；所述合金垫块在高温抗氧化性能和高温抗蠕变性能上，优于现有技术的铬铁合金；本发明可以优化替代现有的硅钢高温加热炉用铬铁合金垫块，满足硅钢在加热炉中的加热需求，大规模工厂化生产，拥有极高的使用价值和广阔的应用市场。

对冷轧无取向硅钢在冶炼过程中各个工序的顶渣进行了检测,分析了顶渣变化原因,并得出结论:硅钢生产宜采用复吹转炉,以降低吹炼终点渣中TFe含量,进而减轻对精炼的压力;使用低S、低Al2O3含量中间包覆盖剂;RH脱氧及合金化顺序采用先加硅铁后加铝;首罐宜经LF提温并降低渣中TFe。 The top-surface slag used for the various production processes in smelting coldrolled non-oriented electrical steel is tested and based on tested results the cause of the top surface slag change is analyzed.So it is concluded that the combined blown converter is more suitable to be used for smelting electrical steel in order to reduce the content of TFe in slag at blow end point and then much better results can be achieved during the period of refining.Secondly the tundish flux contenting low co... 

介绍了硅钢CSP工程辊底式均热炉的技术特性,详细阐述了辊底式均热炉工艺特点。根据硅钢均热要求,通过采取不同烧嘴布置方法和燃烧控制技术,选用耐火纤维模块和绝热材料等相关技术措施,满足了出钢温度要求。 The technical specialty for roller hearth furnace of silicon steel CSP Plant was introduced,and the technology characteristics of the roller hearth furnace were illuminated in detail.According to the reheating require of the silicon steel,different burner arrangement and combustion control methods were applied,and technology measures such as selecting refractory fiber module and insulation material and so on were taken,the temperature requirement of silicon steel was met. 

阐述了电工钢在\"双碳\"中的作用,强调了电工钢的生产工艺技术及在减少碳排放、降低能耗中的作用,对下游能效升级带来明显的节能及降碳成果。同时,分析了2021年电工钢的生产运行情况,介绍了电工钢的未来发展,并针对如何减少碳排放以及生产更多的更低铁损、更高磁感的电工钢谈了几点启示。 The effects of electrical steels on carbon peak and carbon neutralization were expounded,especially on the achievements of obvious energy saving and carbon reduction to the downstream energy efficiency upgrading bringing from the production technology of electrical steels and their effects to reducing carbon emission and energy consumption.Meanwhile the production situation of electrical steels in 2021 was analyzed,and the future development of electrical steels was introduced,and some advices w...