Acquisition and positioning of parameters during slab continuous casting for slab quality judgement

JIANG Zhong-kuai, , ,SU Zhi-jian, ,HE Ji-cheng

Continuous Casting ›› 2018, Vol. 37 ›› Issue (4) : 64-68.

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Continuous Casting ›› 2018, Vol. 37 ›› Issue (4) : 64-68. DOI: 10.13228/j.boyuan.issn1005-4006.20180061
strand quality

Acquisition and positioning of parameters during slab continuous casting for slab quality judgement

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Abstract

Real-time collection and precise location for parameters of continuous casting slab is the basis of real-time analysis and judgment of continuous casting slab quality. On the basis of the actual production experience, this paper summarizes a new location method for parameters of continuous casting slab. The method, by means of modified casting length, can locate the real-time parameters of continuous casting slab to section of continuous casting slab. It overcomes shortages of the traditional location method for parameters of continuous casting slab. In addition, it saves accurate localization production process parameters of continuous casting slab to information group center around section of continuous casting slab by database technology. Based on this method, the system makes useage of judgement rule in database to diagnose anomalous production process parameters of continuous casting slab. The system also makes useage of many information groups of section of continuous casting slab to establish judgment model of continuous casting slab quality or to judge quality defects of section of continuous casting slab. The accuracy rate of this model has reached 95.4%.

Key words

section of continuous casting slab / process parameter / parameter location / quality judgment

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JIANG Zhong-Kuai, PENG Shi-Heng. Acquisition and positioning of parameters during slab continuous casting for slab quality judgement[J]. Continuous Casting, 2018, 37(4): 64-68 https://doi.org/10.13228/j.boyuan.issn1005-4006.20180061

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