通过仿真方法优化板坯连铸机二冷制度.pdf

第一部分 通过仿真方法优化板坯连铸机二冷制度 刘和平王志道 连铸技术国家工程研究中心 摘 要：通常制定和优化：二冷制度的数学模型基础足有效导热凝同模型。随着计算机能力 的发展和可得实验数据的测定(铸坯表面温度和铸坯“射钉法”测的坯壳厚度等)，本文探 讨了通过现场测定数据结合耦合求解的凝固模型来优化板坯连铸机二冷制度的思路及其可 行性，其优点是在离线模型求解过程中的准确度提高，无需做人量模型参数的调整和假设， 人大简化模型的维护工作。 关键字：连铸数学模型二冷制度数据测定 of NumericalSimulation OptimizationSprayCoolingby Liu Zhidao HepingWang National CenterofContinuous Engineering＆Research CastingTechnology mathematicalmodelforthe and of ABSTRACT．．Traditionally，the specificationsoptimization incontinuousofsteelisbasedontheeffective model．Withthe swaycooling casting conductivity of andtheincreaseoftheavailablemeasureddatafromthe computercapacities plant development suchasthemeasuredsurface andthe shell this temperaturesolidifyingby“pinshooting”，inpaper the of onthebasis amethodandits for is possibilityoptimizationspraycooling，whichdeveloped Its ofthe solidificationmodelandtheavailablemeasureddata，isdiscussed coupled advantages arethatthe canbe asanoff-linemodel，Themodificationand for accuracyimproved assumption themodel canbereducedandsothemaintenanceforthemodelissimplified． parameters Mathematicalmodel Datameasurement c