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广泛应用于电子电力行业的取向硅钢材料的磁性能与其晶体取向密切关联,对取向硅钢晶体衍射花样的研究非常重要.采用理论计算的方式研究了取向硅钢的晶体衍射花样特征,并绘制了取向硅钢的高斯织构理论极图、理论单晶透射电子衍射斑点花样和理论电子背散射衍射(Electron backscatter diffraction, EBSD)菊池花样.取向硅钢理论单晶衍射花样不仅可以为以后标定样品实测晶体衍射花样提供一种简单快捷的方法,也可以为样品检测提供一种标准.这种研究方法不仅限于取向硅钢,也被期待应用于其他材料晶体衍射花样研究. The magnetic properties of oriented silicon steels which are widely used in electronic and power industries are closely related to their crystal orientations, so it is very important to study the crystal diffraction patterns of oriented silicon steels. The characteristics of crystal diffraction patterns of oriented silicon steels are studied by means of theoretical calculation. The theoretical pole figures, theoretical single crystal transmitted electron diffraction patterns and theoretical elec... 
2022-03-28 137 5.8

本实用新型公开了一种变压器硅钢片卷吊装件,包括横梁和两个吊钩组件,在横梁两端之间的中部设置有吊挂连接构件;两个吊钩组件呈左右对称设置于横梁,吊钩组件与横梁滑动连接,在吊钩组件与横梁之间设置有第一锁紧机构,横梁通过吊挂连接构件与吊机上的吊索连接,在对不同宽度的硅钢片卷进行吊装时,松开两个第一锁紧机构,调节好其中一个吊钩组件的位置,并锁紧固定好,使得固定好的吊钩组件插入硅钢片卷其中一端内,最后将另外一个吊钩组件插入硅钢片卷另一端内,并锁紧固定,本实用新型通过两个吊钩组件来勾住硅钢片卷的两端,可避免硅钢片卷在起吊过程中损坏卷边,也可满足不同宽度的硅钢片卷的吊装。
2021-04-26 88 6.8

【作者】 卢鹏; ...
2013-03-28 70 5.8

本发明公开了硅钢片铁芯生产线,包括放卷机构、剪切机构、送料机构、叠片机构和下料机构,送料机构包括磁性传送带、送料件和第一定位杆,磁性传送带包括上传送带和下传送带,送料件可沿磁性传送带的正交方向平行伸出,其中,第一送料分台和第二送料分台安装于上传送带的下方并且相背运动,第三送料分台和第四送料分台安装于下传送带的下方并且相背运动,第一定位杆用于定位硅钢片,叠片机构包括叠放台、悬梁和两个六自由度机械手,六自由度机械手吊装于悬梁上,包括有电永磁铁,用于吸取硅钢片,下料机构包括滑板,叠放台放置于滑板上。根据本发明的硅钢片铁芯生产线,可提高设备自动化程度,提高叠片速度,从而提高生产线的生产效率。
2020-12-30 104 6.8

通过后天抑制剂获得法制备了取向硅钢,对渗氮前后和高温退火升温阶段析出物的析出和转化规律进行了研究。研究结果表明,渗氮前脱碳退火态基体中存在少量的粗大AlN颗粒和细小AlN颗粒,渗氮处理后新析出大量的Si3N4析出物,高温退火升温阶段Si3N4将转化为(Al,Si)N,随着温度的继续升高(Al,Si)N颗粒将发生粗化,(Al,Si)N是后天抑制剂获得法制备取向硅钢的主要抑制剂。 Grain-oriented silicon steels were produced by acquired inhibitor method.The rule of precipitate transformation was studied after nitriding treatment and high-temperature finishing annealing.The results show that a small amount of large AlN and fine AlN are found in matrix before nitriding treatment,and a large amount of Si3N4 is precipitated in matrix after nitriding treatment.During the temperature rising period of high-temperature finishing annealing,Si3N4 would transform into(Al,Si)N,and(Al,... 
2011-12-28 109 5.8

本发明提供了一种超低铁损无取向硅钢薄带,以质量百分比计,其成分包括C≤0.005%,Si:3.5~4.0%,Mn:0.1~0.3%,Als≤0.005%,P≤0.05%,S≤0.005%,Cu≤0.08%,N≤0.003%,Sn:0.04~0.08%,其余为Fe及不可避免杂质,所述硅钢薄带中Mn与S的含量比Mn/S≥50,所述硅钢薄带厚度为0.3‑0.4mm。本发明还提供了一种超低铁损无取向硅钢薄带的制备方法。本发明提供的一种超低铁损无取向硅钢薄带,具有高磁感、低铁损等优良性能,且其制备工艺流程短、容易实现、生产效率高、生产成本低、节能降耗明显。
2021-12-14 146 6.8

研究了罩式炉常化工艺对50W350硅钢热轧板组织、夹杂物和性能的影响。研究结果显示,罩式炉常化工艺在温度一定的情况下,随着保温时间延长,硅钢晶粒逐步再结晶并长大,同时析出物也在聚集长大。通过制定合理的罩式炉常化工艺,可以实现硅钢晶粒的再结晶和长大,从而达到连续退火炉常化工艺产品技术要求。 The influence of normalization process with a bell furnace on the structure,inclusions and properties of 50W350electrical steel hot-rolled sheet was studied.The research results showed that:when the steel was normalized at a certain temperature in the bell furnace,the silicon steel grains gradually recrystallized and grew up with the extension of the annealing holding time,and at the same time,the precipitates also gathered and grew up.The recrystallization and growth of the silicon steel grains... 
2022-02-28 159 5.8

【作者】 党其; ...
2013-11-28 75 5.8

结合硅钢退火炉项目中应用PDSOFT软件进行三维配管设计的案例,描述PDSOFT软件的应用过程,总结其使用要点,分析其优缺点,并提出了推广三维设计软件的思路,对今后PDSOFT在相似项目中的推广应用有参考和借鉴价值。 Combining the case of using PDSOFT software to design the three-dimensional piping,the application process of the PDSOFT software is described,the using points are summarized,the advantages and disadvantages are analyzed,and the ideas of promoting the three-dimensional design software are put forward,which have a strong reference value for the promotion and application of PDSOFT in similar projects in the future. 
2014-04-28 79 5.8

本实用新型涉及一种硅钢切边重卷机组,包括依次衔接布置的开卷机、入口穿带装置、入口转向夹送辊、入口剪、切边单元、出口转向夹送辊和卷取单元,所述切边单元包括沿带钢运行方向依次衔接布置的切边夹送辊、入口稳定辊、切边剪和出口稳定辊,所述切边剪的废料出口侧衔接布置有碎边剪,所述碎边剪的废料出口侧配置有切边废料输出装置。本实用新型提供的硅钢切边重卷机组,采用切边剪+碎边剪的组合对带钢进行切边操作,避免了传统的废边卷取方式,能较好地适用于硅钢切边操作。采用切边夹送辊与入口稳定辊和出口稳定辊配合,能显著地提高切边操作时带钢运行稳定性以及保证带钢切边质量,可相应地提高生产效率。
2021-02-22 104 6.8

研究了传统工艺流程生产的2%Si无取向电工钢在不同退火温度下的磁性能。研究结果表明,随着退火温度的升高,显微组织均匀性提高且晶粒尺寸增大;有利织构组分{100}<0vw>、α、η增强,不利织构组分减弱;成品的铁损P1.5/50先下降后略有上升,磁感B50上升平缓;在890℃×2 min的退火工艺条件下,成品电工钢的磁性能最佳,对应的铁损P1.5/50小于3.2 W/kg,磁感B50高于1.74 T。 In this paper,the effect of annealing temperature on magnetic properties of non-oriented electrical steel with 2% silicon was studied.Results show that the uniformity of microstructure and the average grain size increase with the rise of annealing temperature.The texture components of annealing can be improved by enhancing {100} <0vw>,α,η fiber textures and weakening {111} <112> fiber texture.The tendency of core loss P1.5/50 shows that it decreases first and then increases,while the... 
2013-01-28 107 5.8

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