1·The high blast temperature technology by top combustion preheating furnace preheating the intensifying combusted air is used for the hot stoves of New no. 2 and no. 3 BFs in Angang.
鞍钢新2号、新3号高炉热风炉应用了顶燃式预热炉来预热助燃空气的高风温技术。
2·Batch and cullet preheating systems: using furnace waste gases.
配料和碎玻璃预热系统：采用窑炉废气热能。
3·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。
4·Preheating unit by using Xiapu gas is introduced, the key point that welding casing can be preheated without getting into furnace has been achieved.
介绍了利用霞普气制作的预热装置，实现了压缩机焊接机壳不需进炉就能预热的关键。
5·A furnace with preheating equipment for water vapor is developed for surface oxidation treatment of hot work dies. This type furnace is successfully used in industry.
针对热作模具钢的表面氧化处理，本文开发了一种带蒸汽预热装置的氧化处理炉，这种炉型现已应用于工业生产。
6·Preheating scrap by flue gases of electric furnace is an energy-saving technology, which has been developed and applied by foreign country for a long time.
电炉烟气预热废钢是一项节能降耗的新技术，国外已开发和使用。
7·The invention has the advantages of high preheating temperature, gas-saving, less heat loss and energy consumption, and the air temperature can be preheated over 80 percent of the furnace temperature.
采用本发明预热温度高，热损失少，节省燃气，能耗少，能够将空气温度预热到炉温的80%以上。
8·By the industrial experiment, the distribution of continuous casting billet preheating temperature is measured, and the economic load range of reheating furnace is established.
在工业生产条件下测量了铸坯加热温度分布，工业试验确定了加热炉经济负荷运行区。
9·The corrected heat transfer coefficient is large in the high-speed heating process due to the local an uneven furnace atmosphere distribution, and is small in the preheating and holding period.
在高速升温段，由于局部炉气分布不均匀，修正换热系数较大；而在预热和保温段，计算所得的修正换热系数较小。