What is the main air return method used in 100,000-level dust-free workshops?
① The air return opening is arranged under the single side wall;
② When return air is used in the corridor, evenly arrange the return air outlets in the corridor or set the return air outlets centrally at the end of the corridor.
Air velocity at the air outlet (m / s): 1. Orifice orifices 3 to 5; 2. Side air outlets: ⑴ attached jets 2 to 5; 贴 non-attached jets with the return air 1.5 to 2.5 below the side wall, opposite The lower part of the wall returns to Feng 1.0 to 1.5.
Wind speed of return air outlet (m / s): 1. The return air outlet in the clean room is not greater than 2; 2. The return air outlet in the corridor is not greater than 4.
Dongguan Shengfa Refrigeration and Purification Equipment Engineering Co., Ltd. is a high-tech enterprise specializing in research on clean technology, design of clean engineering, construction of clean workshops, testing of clean workshops and training of clean technicians.