Category: Blast Furnace

The public and auxiliary facilities of blast furnace ironmaking mainly includes storage and transportation of raw materials and fuel facilities, thermal facilities, gas facilities, water supply and drainage facilities and HVAC facilities. At project preliminary design, the storage and transportation facilities for raw materials and fuel are divided five sectors.…

Thermal system in blast furnace project includes blower station, cold air, steam and compressed air devices. The axial flow blower has the advantages of high flow rate, high efficiency, wide operation area, light weight, small size, etc., which can be adapted to the operating requirements of the blast furnace with…

Blast furnace water system mainly divides into soft replenishment water, closed-circuit soft water , purified circulating water, straight water, slag treatment water, and blower station purified circulating water system (steam blower station is equipped with desalinated water supply and regeneration waste liquid drainage system), and in addition, the fire-fighting water,…

Gas system of blast furnace mainly includes gas purification, TRT (blast furnace gas (waste heat) turbine power generator) and blast furnace gas discharge tower, etc. Blast furnace gas purification adopts dry bag dust removal, that features high dedusting efficiency, no water consumption, low energy consumption and high automation. After the…

Electrical system of blast furnace divides into High-voltage (HV) and Low-Voltage (LV) power supply and distribution,electrical transmission and control, process detection and control, basic automation. High-voltage power supply and distribution facilities The high-voltage power distribution of blast furnace is generally 10kV, and the total power supply of upper level is…

Process parameters of blast furnace engineering directly influence the safety of  staff and plant operation. The measurement of process parameters mainly can help monitoring all systems running state well. Process control includes top pressure control, soft water closed circulation system expansion tank pressure control, combustion control of hot blast furnace…

Blast furnace process automation is generally equipped with two levels of automation control system for the blast furnace: Level I is the basic automation system, Level II is the process computer system. The basic automation system consists of electrical transmission and control automation and process detection& control automation system, and its…

The blast furnace feeding system includes coke belt, ore belt, material surface measuring device, and dust removal device. Each belt is equipped with unloading trolley, and the dust removal facilities include air extraction hood, air duct, adjusting gate, sealing belt and so on. The main equipment under the trough includes feeder,…

Blast furnace production generates several byproducts, including slag, blast furnace gas, and dust (also known as gas dust). These byproducts have diverse applications that contribute to both industrial processes and environmental sustainability. Here’s a detailed overview of each byproduct and its uses: 1. Blast Furnace Slag and Its Applications Blast…

Iron ore sintering is a critical process that transforms low-grade ores into high-quality raw materials for blast furnaces, significantly contributing to the efficiency and sustainability of the steel industry. Here’s why this process is essential: 1. Transforming Low-Grade Ore into Valuable Resources Sintering allows the conversion of abundant low-grade ores…