The computer simulations show that the temperature contribution and preheat efficiency depend not only on the gas temperature and flow, but also on the kind of scrap, charge order and cram height.

• 电子计算机的数学模拟表明:预热器内的废钢温度分布和热效率与排气温度和流量,废钢种类、装料方式和充填高度等因素有关。