摘要：作者：吳梅艷; 歐陽金城; 劉 關鍵詞：暖通空調論文,工位空調,水平射流 【摘要】 實驗研究了水平射流桌面式工位空調的送風特性及其影響因素。研究結果表明,風口高度位置存在吹風風險。要保證人員的熱舒適性,必須合理設計送風參數,選擇合適的風口尺寸和送風距離。對于圓形送風口,保證新風量同時不產生冷吹風感的風口直徑應不小于12cm,送風距離以50～80cm為宜;增大送風百葉的夾角,能在垂直方向有效分散送風,但夾角過大,不利于新風的有效利用。 【Abstract】 The air supply characteristics of a desktop task conditioning system with the horizontal jets and their influencing factors are studied experimentally.The results show that there is a draught risk at the height of air supply opening.In order to ensure the thermal comfort,the air supply parameters should be selected reasonably,as well as the opening size and the distance of air supply.For the round air supply outlet the diameter should not be less than 12cm and the appropriate air supply distance is about 50 to 80 centimeter.The draught risk can be reduced by increasing the angle between the air supply louvres,but the fresh air can not be effectively used when the angle is too large. 【關鍵詞】 工位空調; 水平射流; 吹風感【Key words】 Task air conditioning; Level jet; Draught sensation