Effect of furnace wall emissivity on surface heat flux of heated stock is analyzed for direct firing furnace and indirect heating furnace.
分析了炉壁黑度对炉膛辐射换热流的影响，分别对火焰直接加热炉和间接加热炉进行了讨论。
The non-oxidizing zone is consisted of entry sealed room, waste gas preheating zone, direct heating zone, and furnace nozzle and flue gas exhausting system.
无氧化段由入口密封室，废气预热区，直接加热区，炉喉，废气排放系统组成。
This paper was studied on iron ore pellets direct reduction in shaft furnace by microwave heating and based on China's abundant coal resources as reducing agent.
本论文以我国储量丰富的煤炭资源为还原剂，进行了铁精矿球团竖炉微波加热直接还原试验研究。
The heating furnace direct fuel compared with hot gas, can save energy economy after above 60%.
相比直接燃油的热加工炉，使用热煤气后可节省能源经济60%以上。
It can abandon heating furnace to realize "green steel" production without contamination in deed and obtain remarkable economic benefit if we realize hot delivery and direct rolling.
但若能实现“热送直轧”则可取消燃耗极大的加热炉，不但真正实现无污染的绿色钢铁生产，还能取得显著的经济效益。
It can abandon heating furnace to realize "green steel" production without contamination in deed and obtain remarkable economic benefit if we realize hot delivery and direct rolling.
但若能实现“热送直轧”则可取消燃耗极大的加热炉，不但真正实现无污染的绿色钢铁生产，还能取得显著的经济效益。
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