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利用背散射衍射技术(EBSD)和XRD,研究了两段式脱碳退火工艺对取向硅钢纵截面初次再结晶的微区取向、取向差分布、特殊晶界(CSL)及高温退火试样高斯织构。分析了初次再结晶晶界特征对取向硅钢高温退火后宏观织构的影响。结果表明:初次再结晶的纵截面基体中Σ3和Σ5晶界使得高斯晶粒有着较高的迁移率,在高温退火时借助20o~45°的大角度晶界的界面能吞并周围{111}<112>晶粒迅速长大,形成密度水平较高的高斯织构。 Micro area orientation of primary recrystallization,the misorientation distribution,special boundaries under different two-stage decarburization annealing and the Goss texture under high temperature annealing the longitudinal section of grain-oriented silicon steel were detected by electron back scattering diffraction(EBSD) and X-ray diffraction(XRD).The effect of primary recrystallization grain boundary on macrotexture after high temperature annealing was analyzed.The results show that the Σ3 a... 
2023-05-11 302 5.8

本发明公开了叠片装置,以及采用该叠片装置的硅钢片收料设备,包括分料装置和本发明第一方面实施例的叠片装置,分料装置包括有分料件、上分料传送带和下分料传送带,上分料传送带的一端和下分料传送带的一端与分料件连接,分料件用于将硅钢片分别输送至上分料传送带和下分料传送带,本发明第一方面实施例的叠片装置,叠片装置的数量为两个,两个叠片装置上下平行设置,并且分别与上分料传送带和下分料传送带的远离分料件的一端连接。根据本发明的叠片装置,以及采用该叠片装置的硅钢片收料设备,可实现硅钢片的自动叠片,提高生产效率。
2020-12-31 182 6.8

聚焦无取向硅钢产品标准,从电磁性能、表面性能、机械性能以及尺寸公差与边部质量等维度对国际标准IEC、EN、JIS、ASTM以及国标GB进行了分析研究。分析得出,各类标准在电磁性能方面要求基本一致;ASTM标准的机械性能要求有别于其他几个标准。 In this paper,non-oriented silicon steel standards of EN,JIS,GB and ASTM were compared and analyzed. It is showed that,all types of standards in electromagnetic performance requirements are basically the same. Surface properties in ASTM standard are expressed in the most detailed. The mechanical properties requirements of the standards,except for ASTM,are basically the same. 
2014-02-28 211 5.8

对无取向电工钢中的夹杂进行了系统的分析。利用小样电解,采取不同电解液,不同的分离方法对无取向电工钢中稳定和不稳定夹杂物进行了提取、分离和收集。利用扫描电镜(SEM)、X-射线衍射、ICP等对电解分离收集的夹杂物进行了定性和定量分析。 The inclusion analysis of the non-oriented electrical steel has been investigated.By using small sample electrolytic analysis,with different electrolytes and different separation ways,the stable inclusions and unstable inclusions was drew,separated,and collected.With utilizing the methods of SEM,X-ray and ICP,the qualitative and quantitative analysis of inclusions in the non-oriented electrical steel was obtained. 
2023-05-09 260 5.8

本发明涉及一种控制高牌号硅钢退火产生月牙印缺陷的方法,多次调整硅钢退火线入炉及出炉张力参数,使带钢处于预设悬垂量内;本发明避免高速运行下带钢撞在炉辊上,从而产生月牙印缺陷,提高了产品的质量。
2021-07-09 211 6.8

综述了退火温度、时间对无取向电工钢磁性的影响。退火温度主要影响无取向电工钢不同织构的占有率,退火时间主要影响晶粒尺寸的大小,晶粒尺寸的变化对织构的形成也有一定的影响。磁感最高点出现在纤维组织完全消失,(111)面织构组分较弱的组织状态。铁损的降低主要依赖于磁滞损耗的降低,织构的影响不大。 The effects of annealing temperature and time on the non-oriented electrical steel magnetic properties were reviewed.Annealing temperature and time mainly affects the different textures share and the grain sizes of non-oriented electrical steel respectively.Changes of the grain sizes also have a certain effect on textures formation.The highest point of the magnetic induction value in the fibrous tissue completely disappears and{111} plane texture has a lower state of the component content.Iron l... 
2013-10-28 191 5.8

以青海盐湖氯化镁为初级原料,采用喷雾热解法制备原料氧化镁。原料氧化镁通过水化制备氢氧化镁。将氢氧化镁过滤、洗涤、烘干、粉碎、煅烧,制备硅钢级氧化镁。本文重点考察煅烧温度、煅烧时间、料层厚度等因素对氧化镁水化率的影响,采用均匀实验设计和DPS数据处理,确定最优煅烧实验条件为:煅烧温度1250℃,煅烧保温时间4小时,料层厚度0.5cm。在此条件下得到的硅钢级氧化镁完全满足硅钢及氧化镁的行业标准。 The magnesium oxide is prepared by Spray pyrolysis process,which magnesium chloride from Qinghai Salt Lake is used as primary raw material,and hydrated to magnesium hydroxide,then obtained silicon steel magnesia through filtering,washing,drying,crushing and calcinations.In this paper,influences of some factors on magnesia hydration rate are studied,such as calcination temperature,calcination time and material thickness.After average experimental design and DPS data processing,optimal calcination... 
2013-05-28 176 5.8

Fe-6.5%Si高硅钢是一种具有高磁导率、低矫顽力和低铁损等优异软磁性能的合金,但是其室温脆性和低的热加工性能严重影响了其在工业领域的应用。综述了Fe-6.5%Si高硅钢的性能,评述了合金的改性法、特殊轧制法、快速凝固法、沉积扩散法、粉末冶金法等制备工艺。 It is well known that 6.5%Si high silicon steel is one kind of soft magnetic materials with higher re-lative permeability,lower coercive force and iron loss than those of conventional industrial silicon steel.However,their room-temperature embrittleness and poor workability limit their practical applications in the industry.The pre-paration technique such as modification treatment on alloy,special rolling,rapid solidification,CVD and powder me-tallurgy is reviewed. 
2023-05-09 261 5.8

本实用新型公开了一种成品取向硅钢片加工用的卷绕装置,包括机箱和卷绕机,所述机箱的下表面固定安装有底座,所述机箱的一侧表面靠近上方固定安装有控制箱,所述机箱的两侧表面靠近前方固定安装有伸缩机,所述机箱的前端面固定安装有挡板,所述挡板的前端设有卷绕机,所述底座的上表面且位于卷绕机的下方固定安装有定位筒,所述定位筒的内部活动安装有托杆。本实用新型所述的一种成品取向硅钢片加工用的卷绕装置,可以有效的控制卷绕机卷绕取向硅钢片的厚度,从而保证每次卷绕取向硅钢片的厚度都相同,利用伸缩机可以对不同宽度的取向硅钢片进行边缘位置的夹紧,并且可以控制卷绕板与卷绕机之间的间距,从而控制卷绕后取向硅钢片的内径大小。
2021-11-18 220 6.8

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。
2021-10-11 203 6.8

为了更好的解决电力系统防污闪涂料RTV-Ⅰ长期应用暴露出来的问题以及目前RTV-Ⅱ防污闪涂料存在的一些不足,结合具体实际需求,在电力系统外绝缘领域,应用新型防污闪硬质涂层——防污闪纳米硅钢涂层,并对分别喷涂了防污闪纳米硅钢涂层以及RTV涂料的绝缘子进行对比运行情况研究分析。研究结果表明,防污闪纳米硅钢涂层是一种同时具有优异憎水性迁移性能和自洁性能的新型涂层,具有良好的应用前景。 In order to solve the problem exposed of anti-pollution flashover coating RTV-Ⅰwhich has been used long-term in power system,as well as to better solve some shortcomings of the current anti-pollution flashover coating RTV-Ⅱ,in this paper,a new anti-pollution flashover hard coating — anti-pollution flashover nanometer silicon hard coating(NSHC) is applied in the field of power system insulation for the specific practical needs.At the same time insulators which are separately sprayed by the NSHC a... 
2013-05-28 167 5.8

本实用新型涉及硅钢片切条技术领域,尤其涉及一种硅钢片分体式绕卷机构。包括所述切刀在固定座长度方向上设置有四组,四组切刀运动互不干涉,所述机架右侧中部上下两侧设置有支撑座和收卷驱动机构,所述第一收卷轴和第三收卷轴设置在上方的支撑座和收卷驱动机构上,所述第二收卷轴和第四收卷轴设置在下方的支撑座和收卷驱动机构上,硅钢片切条后,分别通过四组收卷轴进行收卷,四组收卷轴工作互不干涉,上下错位独立收卷,并且有独立横切刀控制单卷收卷长度,可根据客户要求将硅钢带分切并收卷成多卷不同重量的大小钢卷,使用效果好;并且采用独立收卷方式,硅钢带收卷的力度比较统一,不会出现收卷松动的现象。
2021-12-31 341 6.8

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