Steel plate cooling control analog system and method

A cooling control and simulation system technology, applied in general control systems, control/regulation systems, simulators, etc., can solve problems such as difficult to achieve general control technology engineering research, no sensors and controllers, production line debugging risks, etc. , to achieve the effect of automatic optimization setting control, saving production debugging costs, and saving online debugging time

Active Publication Date: 2008-10-01
BAOSHAN IRON & STEEL CO LTD
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  • Abstract
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AI Technical Summary

Benefits of technology

This patented technology describes an improved way of controlling the speed at which heat treatment on rolls of hot metal plates occurs during manufacturing processes. By providing simulations with both the upper part of the machine's control software (C) controlled by CPU(S), base auto programmable logic controller (BPC)) and overall control systems, these techniques help improve efficiency and accuracy while reducing costly manual labor required. Additionally, they allow for more flexible training scenarios where various factors affect how well the coolant controls the rolling mill workpiece being treated. Overall, this innovation improves productivity and reduces risk associated therewith

Problems solved by technology

This patented technical problem addressed in this patents relates to improved methods for efficiently cooling large temperature rolls made from hot metal plating during manufacturing processes while reducing cost savings compared to traditional methodologies such as casting and heat treatment. Additionally, current techniques require expensive equipment like induction coils and specialized tools, making them challenged due to their complexity and potential risk issues related to incorrect settings.

Method used

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  • Steel plate cooling control analog system and method
  • Steel plate cooling control analog system and method
  • Steel plate cooling control analog system and method

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example

[0060] When the thickness of the steel plate is 25.35mm, the width is 3857mm, the length is 21559mm, the outlet temperature of the rolling mill is 793±5°C, the cooling target temperature is 530°C, the cooling rate is 20K / S, the steel type is given, the control amount and electromotive potential set by the process control device The actual flow rate fed back by the controller is as follows:

[0061] header number

[0062]After the PLC receives the set value of the process control device, press the start button, the motor refreshes the speed according to the 500ms cycle (set speed = 12mm / s), the motor drives the belt to rotate, and the steel bar mounted on the belt starts to move. When the head of the simulated steel plate moves to the first photoelectric switch position, the electric potentiometer for analog flow adjustment and electric potentiometer for analog shielding start to move, reaching the position required by the setting of flow rate and edge shielding. When...

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Abstract

The present invention provides a steel cooling control simulation system and method. A process control device is connected with cooling equipment simulation device, the cooling equipment simulation device includes a transmission fixed with steel bar, a cooling course temperature calculating device simulating the temperature measurement and a patrol demonstrator, an electric potentiometer, a photoelectric switch and a position locator for temperature display, the photoelectric switch is provided on the operation path of the steel bar. The course control device completes the optimization setting function to PLC control variable, PLC completes the real-time control function of the cooling simulation course, the cooling equipment simulation device executes the real switch and adjustment action of the simulation cooling line, and achieving the real-time data collection course. The cooling control course system is simulated by the hardware connection of each device and software cooperation, providing a pilot test device of simulation evaluation in order to improving and completing the control system.

Description

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Claims

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Application Information

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Owner BAOSHAN IRON & STEEL CO LTD
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