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Chongqing Longway Control System Co.,Ltd
Electrical Automation System for No.2 Blast Furnace Project of Hebei Famous Iron and Steel Co., Ltd
The automatic control system of this blast furnace adopts a PLC system mechanism. To provide system stability, Siemens S7-1500 series module PLC is used, which is a PLC main station remote station structure; The selection of PLC shall fully consider its reliability, stability, economy, practicality, progressiveness and expandability, and shall meet the requirements of medium and high control performance and the strict requirements of blast furnace industrial environment. The PLC master station should adopt a modular structure, and all programmable logic controllers (PLCs) should be adapted to work in industrial environments and electrical interference conditions. Redundant schemes are adopted for the feeding furnace top PLC and coal injection PLC under the trough to improve the stability of the system.
Tel：023-62603500
Electrical Automation System for No.2 Blast Furnace Project of Hebei Famous Iron and Steel Co., Ltd
Guigang Steel 2 * 108 ㎡ sintering flue gas desulfurization and denitrification project
Guigang Steel's 2 * 108 ㎡ sintering flue gas desulfurization and denitrification project covers an area of 1400m2. After the sintering head flue gas electrostatic precipitator+limestone wet desulfurization+wet electrostatic precipitator system, new SCR system, GGH heat exchange system, ammonia water storage and supply system, flue gas heating system, online monitoring system, and electrical instrument control system will be built. The project adopts high-quality signal isolators supplied by Chongqing Langwei Instrument Co., Ltd. to provide effective guarantee for the stable operation of the system.
Tel：023-62603500
Guigang Steel 2 * 108 ㎡ sintering flue gas desulfurization and denitrification project
Hebei Ausen Annual Production 3 × 600000 Tons Slag Powder General Contracting Production Line
Hebei Ausen Steel is one of the top 500 manufacturing enterprises in China and an executive director unit of Hebei Metallurgical Association. This project uses blast furnace gas emitted during the ironmaking process of the steel plant as fuel for the hot blast stove. It not only comprehensively utilizes solid waste resources such as slag and fly ash, but also reflects the reuse of waste gas, reduces production costs for the enterprise, and minimizes environmental pollution. System procurement of Siemens control system, paired with our LW8 series signal isolator
Tel：023-62603500
Hebei Ausen Annual Production 3 × 600000 Tons Slag Powder General Contracting Production Line
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