此為課程論文 摘要：本文從紅外輻射的機理出發，探討了紅外輻射的光譜特性、吸收機制與吸收條件，論述了輻射與吸收的匹配的重要性，重點對染整工藝應用過程原理及輻射換熱詳盡地闡述遠紅外加熱要旨，最后結合遠紅外加熱食物等的應用實際，闡明了遠紅外加熱技術的特點，指出了遠紅外加熱技術工業用或民用的龐大市場和廣闊前景。 關鍵字： 遠紅外加熱； 輻射； 原則； 節能； 應用 Far-infrared Heating Technique and Application Abstract: In the paper, we point out that the characteristic of the far-infrared heating technique in terms of the theory of infrared radiation; the principle of far-infrared heating technique is outlined. As a result, the far-infrared heating become more important in the future. Key words: far-infrared heating; radiation； energy conservation； principle；application