Iron & Steel Technology

Iron & Steel Technology
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May 2009
Vol. 6, No. 5 - Full Table of Contents

Show Guide for AISTech 2009 plus Project and Plant Management/Energy

About the Cover

The AISTech photomontage — depicting the people, technology and products of the steel industry — highlights AISTech 2009 as the premier technology event and largest steel exposition in North America. Image created by Christopher P. Brown, graphic designer, Association for Iron & Steel Technology.


239 Enhancing the Operation of Highly Varying Industrial Loads to Increase Electric Reliability, Quality and Economics
Robert A. Kramer, director, Energy Efficiency and Reliability Center, and professor, Electric and Computer Engineering, Purdue University Calumet, Hammond, Ind. (kramerro@calumet.purdue.edu); Rahmat Shoureshi, dean, Engineering and Computer Science, University of Denver, Denver, Colo.; and Eugene Arnold (pictured), project manager — engineering, ArcelorMittal, East Chicago, Ind. (eugene.arnold@arcelormittal.com)

A new method has been developed to increase electric reliability and quality, as well as industrial productivity and energy utilization. An intelligent predictive control system is employed, based on a feedforward control scheme utilizing fuzzy logic and neural networks.


248 Development of an Energy Conservation Program at Severstal North America Inc.
Thomas Obrecht, Anthony Thomas (left) and Stacy Turcotte (right), Severstal North America Inc., Dearborn, Mich. (tobrecht@severstalna.com, sturcott@severstalna.com, athomas@severstalna.com)

An overall cost reduction strategy often involves reducing energy costs. Rather than hire a third party to manage its energy conservation program, Severstal NA utilized a group of experts to identify potential improvements and prioritize them for implementation.


253 Understanding Industrial Electric Bills
Michael Costarell, Youngstown State University, Youngstown, Ohio (mdcostarell@ysu.edu)

Industrial electricity is a major expense, but the monthly bill does not indicate how close the plant is to the best price available. This paper explains how to assess electrical usage and provides tools to rapidly estimate costs.


260 Energy Savings Through Improved Skid Insulation Materials and Techniques on Steel Reheat Furnace Skid Systems
Dave Toocheck (left), Bloom Engineering Co. Inc., Pittsburgh, Pa. (dtoocheck@bloomeng.com), and William Sipich (right), ArcelorMittal Burns Harbor, Burns Harbor, Ind. (william.sipich@arcelormittal.com)

The installation of fiber modules using a zoning concept for the reheat furnaces at the 80-inch hot strip mill at Burns Harbor has proved to increase mean time before failure, and improve energy efficiency.


267
Modernization and Upgrading of Existing Plants — A Decisive Factor in the Field of Hot Strip Mills
Albert Angerbauer (left), product manager — hot strip mills, and Berta Haring (center), marketing manager — hot strip mills, Siemens VAI Metals Technologies GmbH & Co., Linz, Austria (berta.haring@siemens.com); and Rainer Burger (right), product manager — E&A hot strip mills, Siemens AG, Industrial Solutions,  Metals Technologies, Erlangen, Germany (rainer.burger@siemens.com)

Siemens VAI offers various upgrade solutions for the roughing mill area, finishing mill stands and the coiler section of hot strip mills. Benefits of the solutions include profile and flatness control and camber correction.


 

Coming Next Month....

Material Handling Technologies


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