1. Air inlet system of clean workshop should be installed: fresh air filter box, Central purification air conditioning (central purification air conditioning should be divided into three filter sections: primary effect / intermediate effect / high efficiency) with high efficiency air supply outlet at the end. When necessary, there is also a cleaning and pressurizing box.
Two, dust free workshop air return system should be installed: return air outlet, filter primary effector, medium efficiency air return box.
3. Enter the buffer zone before entering the dust-free workshop, install the electronic interlock in the buffer door, and place the clean wardrobe air cleaner in the changing place.
Fourth, people and goods entering the dust-free purification workshop must pass through the air shower, cargo shower, delivery window mainly to transfer small items.
5. Vertical laminar flow workbench, laminar flow hood (ffu), cleaning shed (removable cleaning workbench) and self-cleaning device should be installed locally in the dust-free cleaning workshop with a local level of 10-1000. The cleanliness of the dust-free chamber is measured by laser dust particle counter.
Six, dust-free workshop design observation window to facilitate the visit.
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