This hot blast stove has following features : the highest temperature of flue gas in general flue reaches 600 ; the air and gas are preheated to 300 ; the hot blast temperature is over 1200 ; the flue gas temperature is below 180 使用该热风炉后所取得的效果是：总烟道内综合排烟温度可达600 ；可将空气、煤气预热到300 ；以单一高炉煤气为燃料时，热风温度可达1200以上；烟气经过空气、煤气换热器后温度低于180 。
Abstract : by using the 3 - d unsteady state heat transfer equation , the heat convection and radiation between the checker and the gas which flows through the checker holes , and the heat conduction among the checker in the chamber of the hot blast stove were studied . the time dependable gas temperature and the temperature distributions within the checker were obtained 文摘:应用三维非稳态热量传输方程，对高炉热风炉在燃烧过程中蓄热室内格子砖与气体之间的对流和辐射传热，以及格子砖内部的导热过程进行了耦合求解.得到了在燃烧期内格子砖及燃烧过程中燃烧废气的温度分布情况及其随时间的变化规律
The company existing 12 modernizations silkworm cocoon receives dries stands ， 28 groups of hot blast circulation dries the cocoon machine . funan silkworm cocoon receives dries the station accounts for 45 chinese acres , 32 purchases window , 6 groups of hot blast circulation dry the cocoon machine . the season receives dries the silkworm cocoon ultra ten thousand buckets , is biggest for the national scale , the equipment is most advanced , manages the standardest modernized silkworm cocoon receives dries stands 公司现有12个现代化蚕茧收烘站，有28组热风循环烘茧机，其中富南蚕茧收烘站占地45亩，有32个收购窗口， 6组热风循环烘茧机，季收烘蚕茧超万担，为全国规模最大、设备最先进、管理最规范的现代化蚕茧收烘站。
In the light of engineering design and experience gainedin trial - production as well as through the process calculation of drying , es - sentials are indicated for the process control in high - analysis compoundfertilizer production in a urea unit , and they are maintenance of appropri - ate amount of fine recycle and proper hot blast temperature at the inlet of the dryer 根据工程设计及试生产中的经验，并通过干燥过程的工艺计算，提出了尿素系列高浓度复混肥生产中的工艺控制要点是保持适当的细返料量及合适的干燥机进口热风温度。
