中间包

用钻屑分析RH碳含量可提高与中间包碳含量的可比性。

Analysis of RH carbon content by drilling bits will decrease the difference of carbon content between RH and tundish .

同时根据连续性方程和动量方程建立描述中间包内流体流动的数学模型，采用FLUENT商业软件进行数值计算。

The mathematical model , describing the flow phenomena in the tundish , was established according as the continuity equation and momentum equation , meanwhile the FLUENT commercial software was used to calculate .

通过模型研究，确定了合理的中间包控流装置为“V”型导流墙和冲击盆组合模式。

The result shows that the appropriate flow control devices are " V " baffle plus impacting basin .

Guo－032结合剂中间包绝热板工业试验情况

Commercial scale tests on Guo 032 bonded insulating plate of tundish

CSP中间包水模实验优化研究

Experimental study on tundish optimization for CSP by hydraulic simulation

CSP中间包夹杂物去除效果的试验研究

Experimental Study on Inclusion Removing Efficiency of CSP Tundish

PIV测试技术在漩流中间包流场研究中的应用

Application of PIV in study of swirling flow tundish

C型挡墙，冲击区体积较小，钢液混合不均匀，钢液在整个中间包内的平均停留时间较短。

The pound region volume of the baffle C type is still too small , so the liquid steel can 't mix sufficiently , and the average residence time in the tundish is short .

RExOy对中间包覆盖剂物化性能的影响

Effect and Mechanism of RE_xO_y on Physical and Chemical Properties of Cover Fluxes

V墙+坝1方案能明显改善中间包内流场，使死区体积减小，活塞流体积增加，温度分布较均匀；

" V type baffles + dams " case 1 can obviously improve the flow field , which makes dead volume decrease , plug volume increase and temperature distribution uniform .

本文利用CFD软件对不同条件下（注入流量、漩流室高度及直径）漩流中间包内的流动状态进行了研究。

In this work , the flow patterns in tundish were studied systemically taking different flowrate , swirling chamber heights and swirling flow diameters into account .

30t板坯连铸中间包结构优化研究

Optimization Study on Configuration of 30 Tons Slab Continuous Casting Tundish

将钢中的硫含量降至0.01%以下时，可减少钢液中CaS的产生，基本消除中间包水口堵塞；

The nozzle clogging was avoided as sulphur content in steel was less than 0.01 % to decrease amount of CaS formed in molten steel ;

VD后到中间包过程钢水吸氮最严重，为12.3×10-6。

Nitrogen is absorbed considerably by liquid steel from after VD to the tundish , which reaches 12.3 × 10 ~ ( - 6 );

以湍流控制器加单坝结构的FTSC中间包为原型，采用气-液-固三相流数值模拟手段，研究了气幕挡墙对不同粒径夹杂物的去除情况。

Gas-liquid-solid three phase flow of the inclusion removing through gas curtain is researched by numerical simulation in the FTSC tundish , whose structure is turbulence inhibitor adding dam .

60t中间包内钢水温度预测模型

Model of Predication for Temperature of Molten Steel in a 60 t Tundish

以某钢厂板坯连铸中间包为原型，利用数学模拟方法，以钢液停留时间分布曲线（RTD曲线）为评判标准，对目前使用的中间包内控流装置进行了优化。

Based on the standard of the residual time distribution curve ( RTD curve ), the flow control devices in the slab tundish were optimized by numerical simulation method .

介绍了宣钢炼钢厂通过对LF钢包精炼炉，连铸机中间包流场、结晶器、二冷配水等重要工序进行技术改造和工艺优化，提高了铸坯质量，为开发生产品种钢提供了保证。

Through the technical innovation and optimization of ladle refining furnace , continuous caster tundish , mould and secondary cooling zone , the steelmaking plant of Xuanhua Steel has improved its quality of continuous casting blank .

熔融石英及ρ-Al2O3对镁质中间包挡渣墙性能影响研究三峡库区V形冲沟内高填方路基、拦渣挡墙的设计与思考

Influence of Vitreous Silica and ρ - Al_2O_3 on the Performance of the Magnesian Slag Trap in Tundish ; Design and Consideration of " V " - shaped Gully with High Filling Roadbed and Debris Retaining Wall in the Three Gorges Reservoir Area

TB-P无碳预熔中空型碱性中间包覆盖剂的开发应用

Development and Application of TB-P Hollow Carbon-free Premelting Basic Tundish Powder

试验炉次经过LF精炼和钙处理后，在钢包和中间包浇注初期钢水中Ca元素含量较高，Ca/Al达到0.15，钢水中的Al2O3应该得到了充分变性。

After experimenting the stoves through the LF refining and Calcium treatment , the Ca element in ladle at primary stage of tundish casting is comparatively high , Ca / Al reached 0.15 , and Al2O3 in molten steel is fully denatured .

应用湍流流动的数学模型研究小方坯连铸机中间包内钢液的流动与混合，该模型包括求解三维湍流的NavierStokes方程和Kε两方程模型。

The model about turbulent was applied to study fluid flow and mixing in continuous casting tundishes , This mathematical model involves solution of the three dimensional turbulent Navier - Stokes equation and K - ε two equation turbulence model .

通过测定中间包内钢液停留时间分布曲线（RTD），计算其平均停留时间及死区、活塞区和混合区占中间包容积的百分比。

The residence time distribution ( RTD ) curve of molten steel in the tundish was measured and the average residence time , and volumetric proportion of dead , plug-like and mixture zones were calculated .

采用能谱对中间包水口内残留钢样表面的粘结物和钢中夹杂物进行分析，发现均存在大量Al2O3，而Ca含量和S含量较低。

An analysis on bonding object on the residual steel sample surface in tundish nozzle and the inclusions in steel is carried out with the help of energy spectrum . The testing discovers that massive Al2O3 exists , the content of Ca and S are comparatively low .

从影响中间包涂料导热系数的因素和涂料中的CaO含量对中间包涂料的性能影响进行分析，研制出具有保温性能的w（CaO）15%的镁钙质中间包涂料。

The effects of heat transfer coefficient and CaO content of the tundish paint on the properties of the tundish paint are analyzed and on the basis of the analysis the w ( CaO ) 15 % MgO-CaO tundish paint with better holding performance is developed .

针对国内某厂60t中间包浇注低碳铝镇静钢的多次试验数据，从理论上建立了浇注过程中中间包钢水氧含量的预测模型。

According to experimental data of continuous casting , low carbon Al-killed steel in 60 t tundish , a quantitative prediction model for oxygen content of steel in tundish is established .

本文以FTSC双效冲击板加单坝结构的中间包为研究对象，应用FLUENT软件计算了中间包内非等温状态下的三维流场，夹杂物运动轨迹及不同尺寸夹杂物的排除率。

In this paper , the three dimensional flow field , the temperature distribution , the trajectory of inclusion and the removal efficiency of different inclusions in the FTSC tundish with double effect pad and dam have been simulated by Fluent software .

针对宝山钢铁（集团）公司60t中间包，通过系统取样，研究了钢水流动控制、覆盖剂、内衬材质及保护浇注对中间包钢水清洁度的影响。

By systematical sampling during operation , the effect of flow control , flux , refractory lining and protective casting on molten steel cleanliness in tundish of Baoshan Iron and Steel Group is discussed in this paper .

对重钢24t中间包控流装置进行水力学模型试验和数值模拟，通过测定停留时间分布（RTD）曲线和夹杂物的排除量，研究了不同尺寸湍流控制器对中间包流体流动特性的影响。

Water modeling experiments and numerical simulation for flow control device of 24 t tundish at Chongqing Steel have been carried out to study influence of turbulence inhibitors with different size on fluid flow behavior by measuring residence time distribution ( RTD ) curves and removal rate of inclusions .

通过对160mm×220mm矩形坯水平连铸中间包水模型试验，研究了中间包液面控制、长水口插入深度、铸坯拉速和中间包结构对钢水流场变化的影响。

The effect of liquid level control in tundish , immersed depth of long nozzle , casting speed and structure of tundish on liquid steel flowing pattern has been investigated by water modelling test of tundish for 160 mm × 220 mm billet horizontal continuous casting .