AUTOMATION IN MINING, MINERAL AND METAL PROCESSING 1992

Selected Papers from the 7th IF AC Symposium, Beijing, PRC, 26-28 August 1992

Edited by

GU YAN and CHEN ZHEN-YU Application Committee of Chinese Association of Automation,

Beijing, PRC

Published for the

INTERNATIONAL FEDERATION OF AUTOMATIC CONTROL

by

PERGAMON PRESS

OXFORD . NEW YORK • SEOUL • TOKYO

CONTENTS

PLENARY PAPERS

Recent Developments in the Automation of Mineral Processes 0 . SOMMER, D.G. HUBERT, R.G.D. HENNING, J. SCHUBERT, I.J. BARKER

The Present State and its Future of Sensor Technology in Iron and Steel Industry T. ISHIKAWA, N. KAMADA

Artificial Intelligence Techniques in CIPS (CIMS) for Mining, Mineral and Metal Processing: A Review and Future Direction SU SHI-QUAN, ZHAO LIN-LIANG

13

The Remodernization of Automation in the Iron and Steel Industries in North America T.J. WILLIAMS

23

MINING AND MINERAL A UTOMA TION

Identification of Grinding Systems for Control Design L. TIAN, R. YLINEN, A.J. NIEMI

35

A Computer MIS of an Iron Ore Pit Mine in China ZHU MIN, LIU DINGJUAN, LI MINGJIAN, LI HAICHENG

41

Experience of an Expert System Technology Transfer Project P. KOPONEN, P. URONEN

A Real Time Expert Controller for Industrial Rotary Kilns CHEN MINYOU, ZHOU QUTAN

BLAST FURNACE AUTOMATION

47

53

An Expert System for Abnormal Status Diagnosis and Operation Guide of a Blast Furnace YANG TIANJUN, YANG SHISHAN, ZUO GUANGQING, WEI HUAQIANG, XU JTNWU, ZHOU YUSHENG

59

A Multi-Model Cooperative System for Predicting SI-Conlcnl of Molten Iron on Blast Furnace ZHANG NAIYAO, LIN WEI, CHEN CONGDUAN, WU QIUFENG

65

The EIC Control System and Mathematical Models for a Large Blast Furnace HAN DONGAN, ZHAO ENGUANG, GU XIANGLIN, WU XUEXIAN

71

Automation System Engineering Practice for Tangshan Blast Furnace LIANXIANG ZHU

79

IX

STEEL MAKING AND CONTINUOUS CASTING AUTOMATION

Approaches to Situation Recognition of Continuous Processes by Time Window and ANN Techniques J. HEIDEPRIEM, H. PETERS

A Computer Control System in Steelmaking with Different Control Strategics and Expert Knowledge LI nNGRU, LIU WEI, ZHANG ZHONGJUN

The Development and Study of Automation Technique for Converter with Top-Bottom Blowing JIANG SHENYAN, LI YUSHENG, BA YANBO, PAN DEHUI, ZHAO XINAN, EN YI

Development of Automatic Observation System by Applying Video-rate Image Processing to Steelmaking Process S. NAITO, T. SH1MOKASA, Y. NAKASHIMA, T. YAMAMOTO, С ITOU, K. TOMITA, S.KOMATSU.T.TAn

Model Identification for the Mould Level Control Loop in a Continuous Casting Machine F. KONG, R. DE KEYSER, С MARTIEN, D. VERHASSELT

Automation of Mini-Steel Plant and its Practice Z.W. MA, Y.G. U, L.G. ZHOU, W.G. HUANG

ROLLING A UTOMATION

Advanced Strategies for the Controlled Cooling of Steel P.M. STONE, M.H. LITTLEJOHN

The Revamping of Computer System for WISCO Hot Strip Mill LIU ЛЕ, SHEN ZHONGSHI, HE DEYI, ZHU PEIYUAN, WANG YAFEI, SUN YIKANG, XU HAIHONG

Automation of the Bao Steel Works Hot Strip Mill D. LINDHOFF, XU HAI HONG, WANG WEN RUI, ZHANG JIAN PING

Development of High-accuracy Control System for Hot Strip Mill T. KATO, H. SEKINE, T. KIKUCHI, Y. HAYASI, T. KURAISHI

Tuning of Process Models using Artificial Neural Networks and Alternative Methods D. McFARLANE, A. BOWLES, A. TSOI, R. MACNALLY

Grinder - An Advisory System for Planning of Grinding Operations J. LEVEN

Computer Control System for Treating Process of Ingot Before Blooming WANG JIAO-KUAN, HUANG RONG-SHENG

New Hot Strip Technology - Challenge Towards Automation G.K. UETZ

Optimal Scheduling for Hot Ingots W WAJS

A New Control System for a Reversing Cold Mill T. ISHIBASHI, T. KAWABATA, T. OOI, E. YASUI, T. TANIGUCHI

The Computer System of High Precision Reversible Cold Rolling Mill 181 TONG CHAONAN, ZHANG HONGWEI, WANG nNG, SUN YIKANG

Error Analysis for AGC Model and Research for the New Function of Mill Characteristic Curve 187 WANG ZHENXIANG, LIU nANCHANG, WANG LIPING, ZHAN DEHAO, HOU KEFENG, ZHANG JINZHI

High Performance Digital Rolling Mill Motor Drives 193 K. KAMIYAMA, K. SAITO, N. AZUSAWA, T. SUKEGAWA, H. KOYAMA

MIS AND CIMS IN STEEL INDUSTRY

Present Status and Future Direction of CIM in lapanese Steel Industry 199 M. ГТОН, Y. KUROIWA, T. OGURA, Y. HIUGA

An Existent Example of MIS in Baoshan Iron and Steel Complex (SBS) - Management Information 205 System for Hot Strip Mill of SBS WANG HONG-SHUI, GUAN TIAN-SHENG

Software Quality and Productivity Improvement Techniques for Process Computer Systems 211 at Mizushima Works, Kawasaki Steel Corporation R. OWAKI, H. TORIKOSHI, I. TODA, E. NAGAYAMA, T. IWAMURA

A Decision Support System for the Integrated Production of Manganese Ferro Alloys 219 G.R. MATEUS, A.M.M. ALMEIDA

MEASURING

Application of Machine Vision in Mining and Metallurgical Processes 229 T.B. LANGE

A Study on Thermovision System and Application to Metallurgical Industry 235 MA RUNJIN, WANG FEI, XIA HAORU, WANG nNGZHONG, ZENG FANFENG

Research of Process Multi-channel Atomic Absorption Spectrophotometer 241 PEIZHEN, ZHANG HONGXUN, LU TIEZHUANG

New Type of Trace Thermometer for Determining Temperature and Emissivitics of Oxidized 247 Cold Rolled Steel F.TANAKA, H. OHIRA, K. MARUYAMA, K. NAKANO

Strip Temperature Measurement by Temperature Measuring Roll for Continuous Annealing Line 253 H. SERIU, Y. MASHINO, Y. NAKAJIMA, H. OGAWA

A New On-line Dimension-measuring Technique 257 CHEN BING SHEN, CHEN WEI MING

The Technological Study of Dynamically Detecting Molten Steel Weight 263 D.A. YU, R.G. LIU, X.G. LI, C.Y. ZHANG

Author Index 269

Keyword Index 271