Following analysis indicated that current of phase A was bigger than that of the other two phases and low insulation of cable core of phase A was the fault cause of TV lower switch tripping.
介绍了大唐公司王滩发电厂关口电能计量装置王安二线电压互感器二次回路小开关跳闸的过程,经测试查找分析,发现王安二线电压互感器二次回路的A相电流比其他2相高,电压互感器小开关跳闸的原因是使用的二次电缆A相芯线绝缘低,并提出了解决这个问题的方法。
The standard YB/T053-2007 about cored wire;
YB/T053-2007包芯线标准概述
3 350m3 BF hearth,to resolve the hearth accumulation and to improve the technical and economic indices,the orientation furnace maintenance technique with titanium-containing materiel cored wire is developed by developing coupling device,optimizing feeding wire parameters,selecting titanium-containing materiel reasonably and adjusting the BF thermal system etc.
为了强化3号350m3高炉炉缸的修复、解决炉缸易堆积问题,进一步改善技术经济指标,通过开发联接装置、优化喂线参数、合理选择含钛物料及调整高炉热制度等措施,开发了含钛物料包芯线定向护炉技术。
In this paper, deoxidation effect of Si-Al-Ba-Ca complex deoxidizer cored wire for 80t oxygen converter is analysed.
分析了80t氧气转炉应用Si-Al-Ba-Ca包芯线的脱氧效果,比较了用喂Al线和CaSi线时对脱氧、钢质、工艺的影响。
Al-based coating is prepared by arc spraying using Al-based cored wire.
采用铝带制作粉芯线材,电弧喷涂方法制备铝基涂层。
Design and realization of cored-wire unit automation control system;
包芯线机组自动控制系统的设计与实现
Traditional ladle inoculation do not provide stable inoculation effect,new method of inoculation of molten iron with inoculant wire has been introduced,which can be further divided as principally two categories: submerging inoculant wire into pouring stream and feeding inoculant wire into pouring ladle,the former which has the advantage of post inoc.
概括了喂线法孕育的特点、工作条件和适用范围;与炼钢中的钢包喂线法相比,对孕育芯线规格与喂线机的技术性能参数方面存在的问题进行了分析。
A new Technology of feeding wire-like material containing titanium concentrates through tuyere for protection BF hearth has been developed and applied.
开发了一种新的高炉含钛护炉料送入方法,即将含钛护炉料包芯线通过喷煤通道由风口送入炉内,用以定向修补炉缸、炉底。
The technology of feeding wire-like material containing titanium concentrates for protection BF hearth with different lining erosion through tuyere has been practiced.
应用风口喂含钛护炉料包芯线的方法对不同炉役时期的高炉炉缸进行了护炉作业。
The technique of feeding wire-like material which contains titanium through tuyeres has been adopted on No.
在鞍钢1号高炉上,利用风口喂线技术将含钛物料包芯线通过煤枪孔喂入高炉内,取得了很好的护炉效果。