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- Keywords secondary refining;RH degasser;ladle furnace; 二次精炼;RH真空循环脱气;钢包炉;
- Keywords secondary refining;programable logic controller（PLC）;vacuum oxygen decarburization（VOD）; 炉外精炼;可编程序控制器;真空吹氧脱碳（VOD）;
- The common secondary refining techniques adopted with thin slab CC, include in LF, RH, and CAS. 摘要常见的与薄板坯连铸工艺相配合的精炼工艺有LF、RH和CAS。
- In this paper, the PLC controlling system of the VOD secondary refining is discussed, and the controlling mathematic model of VOD refining is given. 本文叙述了VOD精炼炉的PLC控制系统,以及建立和采用的VOD精炼过程控制数学模型。
- The process of secondary refining of brine, operation and regeneration principles of resin tower and attentive problems were introduced. 介绍了盐水二次精制的工艺流程、操作方法以及树脂塔的再生原理和注意问题。
- RH and CAS are the appropriate secondary refining techniques matched with thin slab CC when producing light cold-rolled sheet. 在生产冷轧薄板时，RH与CAS是与薄板坯连铸相匹配的较为合理的炉外精炼工艺。
- The modification shall be performed after refining. After modification, secondary refining can be implemented on demand. 变质处理一般在精炼后进行，变质处理后根据要求还可进行二次精炼。
- The ability of desulphurization using magnesium-based desulphurizing agents in secondary refining is also discussed on the basis of thermodynamic analysis. 理论计算表明，钢水中单独使用金属镁脱硫剂脱硫效果不如在铁水中的脱硫效果；
- Through the porous injector immersed in liquid sted, the argon, nitrogen,or air were injected into thesteel in ladle to finish the secondary refining for steel. 通过浸入钢液的多孔炭质喷头，将氩、氮或空气喷入钢包中进行二次精炼。
- Keywords pipeline steel;cleanliness steel;secondary refining;HIC; 管线钢;洁净钢;炉外精炼;HIC;
- The development of converter steelmaking technology for recent years in China, including hot metal desulphurization, combined blowing on converter and secondary refining is reviewed. 总结了近几年国内铁水脱硫预处理、转炉复合吹炼与炉外精炼等主要炼钢生产工艺技术的进步。
- Keywords Secondary Voltage;Arcing;Electrode; 二次电压;电弧;电极;
- Keywords deoxygenation technique;secondary refining;oxygen content control; 脱氧工艺;炉外精炼;氧含量控制;
- SECONDARY REFINING IN A VACUUM CHAMBER 真空精炼技术
- secondary refining of molten steel 钢液精炼
- Keywords secondary crusher;ore-crushing size;prescreening; 中碎;碎矿粒度;预先筛分;
- Keywords secondary settler;flow pattern;computer;simulation.; 二次沉淀池;流态;计算机;模拟;
- Keywords Secondary settler;Flow pattern;Computer;Numerical method; 二次沉淀池;流态;计算机;数值方法;
- Keywords secondary ammoniation;diammonium phosphate;tube reactor; 二次氨中和;磷酸二铵;管式反应器;
- Keywords secondary fiber;bonding property;hemicellulase;cellulase; 二次纤维;结合性能;半纤维素酶;纤维素酶;
