关键词：棒材连轧；微张力控制；速度联调；PROFIBUS—DP [gap=1113]Key words：bar continuous rolling；minimum tension control；speed coordinated regulating；PROFIBUS—DP
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To introduce the application of SIMOREG K 6ra24 fully digital DC converter for the wire rod and bar continuous rolling mill production line, describe its configuration, functions and characteristics.
介绍SIMOREG K 6ra24全数字直流调速装置在棒线材连轧生产线上的应用，说明其配置、功能及特点。
The temperature field of the bar in and out the deformation zone during continuous rolling is simulate by finite element method.
采用有限元法分析了棒材连续热轧中变形区及出变形区时轧件横断面温度场。
By simultaneously sampling roll-bar speed and estimating tension by electric current-torque method the forward slip model for continuous shape rolling can be identified on-line.
在正常连轧生产条件下，同时在线采集轧辊与轧件速度并采用电流—力矩法估计机架问张力值，可以在线地识别前滑模型。
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