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利用EBSD技术对CGO硅钢热轧、中间退火、脱碳退火及二次再结晶退火组织及织构进行分析,研究了CGO硅钢各阶段加工制备过程中高斯{110}<001>晶粒的形状、尺寸及分布特点,分析了高斯取向晶粒在各工序过程中的遗传继承性特点。结果表明,CGO硅钢热轧板的次表层存在Goss取向晶粒,历经一次冷轧及中间退火后Goss取向晶粒基本消失,一次再结晶之后Goss织构仍不是主要织构,主要织构为{111}<110>和{111}<112>,说明Goss取向晶粒在二次再结晶退火前数量及尺寸上并不占优势,二次再结晶过程中Goss取向晶粒异常长大形成锋锐Goss织构。{111}<110>和{111}<112>织构组分的强度在一次冷轧中不断增加,{111}<112>织构组分的强度在二次冷轧后达到最大而{111}<110>织构组分是在初次再结晶后变强。 Grain shape,size and distribution of { 110} < 001 > Goss grains in CGO steel and the hereditary characteristics of Goss orientated grains during each processing period were investigated,based on the analysis of the microstructure and texture of the CGO silicon steel during hot rolling,intermediate annealing,decarburizing annealing and secondary recrystallization annealing by means of EBSD. The results show that Goss orientated grains exist in the subsurface of the hot rolled plate,and Goss... 
2014-10-28 146 5.8

提出以“云边一体化架构”构建硅钢智慧决策系统,来解决原硅钢制造L1~L5系统架构模式下的数字信息孤岛、业务功能割裂等问题。在此基础上,开发了云边协同的自学习型控制模型及业务决策模型,构建起硅钢“智慧大脑”,形成了以研发、制造、服务等核心业务数字化融合的智能化决策支持新模式,探索出一条钢铁制造业数字化、智能化转型之路。 SIDS(Silicon-steel Intelligent Decision-making System)based on \"cloud-edge integration architecture\" was proposed to solve the problems of data silos and business function fragmentation in the original L1~L5 system architecture.On this basis,the self-learning control model and decision-making model of cloud-edge collaboration were developed,the \"smart brain\" of silicon steel department was constructed,and a new intelligent decision-making support model of digital integration of core businesses s... 
2022-02-28 184 5.8

本实用新型公开了一种形成优质玻璃膜的取向硅钢脱碳退火板,包括主体,所述主体的中部安装有组合架机构,所述组合架机构的前后两端安装有开边架,且组合架机构的底端安装有固定机构,所述主体的中部开设有槽口架,所述组合架机构的中部安装有拼接机构。该形成优质玻璃膜的取向硅钢脱碳退火板设置有拼接机构,便于使用者将内退板与拼接板进行组合使用,通过内退板的四角安装的扣体卡合安装在内槽进行固定锁紧,便于将内退板与拼接板进行组合,加强主体的防护性,便于使用者多次使用和来回使用,由于退火板可反复利用,方便后期形成优质玻璃膜,通过拼接板通过中心凸板与凸槽板进行组合,方便将拼接板的大小进行调节与更换。
2020-12-14 159 6.8

本实用新型提供了一种防止冷轧硅钢卷错位的剪切用输送装置,所述支架安装在放置架一侧,所述支架上设有安装块,所述安装块上设有支撑杆,所述支撑杆上设有气缸一,所述气缸一上设有固定片,所述放置架下设有安装块一,所述安装块一下设有万向轮,所述放置架一侧设有通口一,在使用的时候,可以对于冷轧硅钢卷进行剪切,可以防止在剪切的过程中错位,安装的支撑杆,可以用来放置硅钢卷,里面安装的气缸一可以固定硅钢卷的位置,方便进行旋转,外壳内两侧安装的压板可以通过气缸二压住硅钢片,可以防止其在剪切的过程中错位,安装的刀片可以通过滑轨进行前后移动切割,支架与底座之间没有连接,可以在一卷硅钢卷使用完之后进行更换。
2021-09-28 128 6.8

对RH法(真空循环脱气法)生产的冷轧硅钢的脱硫原理及影响因素进行了分析研究。研究表明:降低顶渣中FeO、MnO的含量,提高钢液温度,增加脱硫剂的加入量并延长其循环时间有利于提高脱硫效率。 The principles of desulfurization and its influence factors of cold rolling silicon steel during RH process have been studied in this paper.The result indicated that reducing contents of FeO and MnO,rising temperature of the liquid steel,increasing quantity of desulfurizer,lengthening cycle time of desulfurzer are benefit for desulfurization. 
2011-06-28 126 5.8

简述了无取向硅钢环保涂层发展背景,分析了硅钢环保涂层的特点及国内、外研究进展,提出了硅钢保涂层下一步的发展方向。 The back ground of environmental protection coating of non-oriented silicon steel was described in this paper.The characteristics and study progress in domestic and foreign of environmental protection coating of non-oriented silicon steel were analysised.The next development direction of environmental protection coating of non-oriented silicon steel was put forward. 
2013-04-28 146 5.8

本实用新型公开了一种取向硅钢绝缘涂层液生产用分散机,包括固定底座,固定底座顶端的一侧固定安装有套筒,套筒的内部滑动设有活塞杆,套筒的内部设有电动液压升降柱,电动液压升降柱的底端固定安装在固定底座顶端的中部,电动液压升降柱的顶端与活塞杆的底端固定连接,活塞杆的顶端固定连接有箱体,箱体底端的一侧固定安装有伺服电机,本实用新型的有益效果是:通过滑块、橡胶块、空心转轴和伺服电机的配合使涂层液搅拌分散的更加均匀,通过固定装置可以将盛有涂层液的桶固定住,防止涂层液桶转动,这样可以使涂层液进行充分搅拌,不需要时刻对其调整固定,这样也可以提升工作效率,提高生产速率,而且操作方便。
2020-12-26 143 6.8

研究了应用电感耦合等离子体质谱法(ICP-MS)测定硅钢中痕量铜和镍的分析方法。采用硝酸分解样品,通过内标校正和基体匹配消除了基体干扰的影响,同时根据测量时存在的质谱干扰情况,选择同位素65Cu和60Ni作为测定元素和通过调节仪器参数使双电荷离子的产率最低,以减少带来的干扰。该方法用于硅钢中痕量铜和镍的测定,所得的结果与ICP-AES法测定结果完全吻合,各元素测定结果的RSD值小于5%,加标回收率为97.3%~100.3%。 A method for the determination trace copper and nickel in silicon steel by inductively coupled plasma mass spectrometry(ICP-MS) was studied.The samples were dissolved in HNO3.The effect of matrix interference was eliminated by internal standard correction and matrix matching.Meanwhile,according to the mass spectral interferences in determination,the isotopes including 65Cu and 60Ni were used as measuring elements.The yield of double-charge ions were minimized by adjusting instrumental parameters... 
2011-05-28 155 5.8

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... 
2023-05-11 224 5.8

对1990~2010年在我国申请的冷轧无取向硅钢涂层的专利数量、专利技术领域分布进行了统计,对典型涂层专利技术进行了分析,探讨了无取向硅钢涂层的发展趋势。统计分析结果表明,目前无取向硅钢涂层典型的专利技术主要有自粘结涂层、无铬含稀土元素涂层、含钼酸盐环保涂层及采用有机-无机纳米杂化材料为主成膜物形成的涂层等。无取向硅钢涂层发展的趋势主要是无铬环保的半无机、半有机型涂层。 The patent quantity of cold-rolled non-oriented silicon steel coating and distribution of technology fields applied in China in 1990-2010 were summarized.The analysis results indicate that typical patent technologies include self-adhesion coating,chromium-free and with rare earth element coating,environment-friendly and with molybdate coating,coatings with organic-inorganic hybrid materials as main forming agent and so on.The main development trends of coatings on silicon steel are among semi-in... 
2011-02-28 155 5.8

本发明公开了一种降低无取向硅钢W800头部窄尺的控制方法,步骤1、筛选板坯长度,并使板坯进入加热炉后头部均朝向轧机方向;步骤2、控制板坯头部温差小于10℃;步骤3、固定粗轧到精轧区间内的轧机机架轧制速度;步骤4、固定相变机架,使板坯的奥氏体‑铁素体相变发生在F2和F3机架中;步骤5、调整精轧机架间的负荷分配,降低F2和F3机架的压下量;步骤6、调整活套张力,降低F2和F3机架的活套单位张力补偿;步骤7、降低模型AGC增益,降低F2和F3机架的AGC补偿的辊缝波动量。本发明通过控制固定相变机架、优化相变机架的负荷分配、AGC补偿系数、活套张力等,使秒流量保持平衡,减少无取向硅钢W800头部窄尺。
2021-12-27 196 6.8

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