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Converter smelting parameter monitoring method

A converter smelting and converter technology, applied in the monitoring field of smelting parameters of the converter system equipped with dry dedusting, can solve the problems of judgment and analysis deviation, misleading, parameters can not be well corresponded, etc., to achieve orderly connection and control of production organization smooth effect

Inactive Publication Date: 2017-08-04
ANGANG STEEL CO LTD
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AI Technical Summary

Problems solved by technology

However, since the converter control system and the dry dust removal system belong to two different control systems, when a problem occurs in the smelting process, the process control parameters of the converter and the parameters at the corresponding time of the dry dust removal cannot be well corresponded, resulting in the judgment of the problem and the Analysis introduces bias and even misleads

Method used

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Embodiment Construction

[0017] The converter smelting parameter monitoring method of the present invention utilizes the original secondary computer of the converter, the primary computer of dry dust removal and the primary computer of the converter for data collection, detection, communication, curve drawing and analysis.

[0018] 1. Monitoring data determination:

[0019] The data to be monitored for converter systems equipped with dry dedusting include dry dedusting related parameters and converter smelting related parameters: dry dedusting related parameters include fan speed, water spray volume of evaporative cooler, micro pressure difference at furnace mouth, flue gas volume , evaporative cooler outlet pressure, evaporative cooler inlet temperature, evaporative cooler outlet temperature, gas analyzer CO content, gas analyzer CO 2 Content and gas analyzer O 2 content; parameters related to converter smelting include oxygen supply flow rate, oxygen supply pressure, oxygen lance height, feeding am...

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PUM

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Abstract

The invention provides a method for monitoring parameters of converter smelting, which respectively determines the DB block addresses of dry dust removal and converter smelting related parameters, and establishes data communication between the computer of the second level of the converter, the first level of dry dust removal and the first level of the converter; during the smelting process, reading Get the real-time data of each parameter and save it; draw and save the query and analysis curve of the real-time data of each parameter in chronological order; draw the change curve, broken line and data point according to the characteristics of the real-time data to clearly reflect the corresponding change of each parameter. In the present invention, the main parameters of dry dust removal and converter smelting are detected in real time during converter production, and curves are drawn as needed, so that each important parameter in the same time period can be analyzed in detail in a timely and effective manner, so as to prevent leakage in the smelting process. The problems such as explosion, abnormal lifting of the gun, and smoke from the water jacket of the oxygen gun are tracked and analyzed, so that the control of the converter smelting process is stable and the production organization is connected in an orderly manner.

Description

technical field [0001] The invention belongs to the technical field of steelmaking technology, and in particular relates to a method for monitoring smelting parameters of a converter system equipped with dry dust removal. Background technique [0002] The converter system equipped with dry dedusting will have the problem of explosion venting in different periods of smelting, and some converter systems also have problems such as abnormal lifting of the gun during the process, and smoke from the oxygen gun water jacket. The first-level screen of the converter monitors the smelting process data, and can query the process control parameters of the smelting process. The dry dust removal system also has corresponding real-time data monitoring curves. However, since the converter control system and the dry dedusting system belong to two different control systems, when a problem occurs in the smelting process, the converter process control parameters and the parameters at the corre...

Claims

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Application Information

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IPC IPC(8): C21C5/30
CPCC21C5/30
Inventor 王小善魏元刘鹏飞曹祥舒耀王晗桐朱国强李冰高洪涛曹琳乔冠男宋吉锁
Owner ANGANG STEEL CO LTD
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