Structural grid for reflecting the complicated structures of the hearth and gas burner was made.There existed difference between multiflame and single flame combustions.

• 结果表明,在多个瓦斯燃烧器射流之间存在相互干涉现象,对于有不同数量燃烧器的加热炉,炉膛内流场和温度场以及组分分布均存在差异。