Clean Room Hvac Design Calculations

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Clean room hvac design calculations.

2 the hvac system the integrity of the cleanroom environment is created by the pressure differential compared with adjacent areas through heating ventilation and air conditioning system. This is achieved by supplying more air to the room than is extracted from it. Supplying airflow in sufficient volume and cleanliness to support the cleanliness rating of the room. Wei sun president of engsysco covers a variety of topics in the cleanroom hvac design webinar.

The hvac system requirements include. The volume of air in the cleanroom will influence the amount of airflow needed. Cleanrooms and hvac systems design fundament. Calculations should be computed by a cleanroom hvac specialist.

Learning points include standards and classifications p. A lot of aspects are not taken into consideration for the calculation including but not limited to heat gain number of people the use of a fume hood etc. People often forget that the height of the room directly impacts the airflow. The air change rate method of calculation is commonly used in cleanrooms with lower cleanliness requirements usually iso 6 to 9 with the air change rate largely based on the level of particles generated by people and processes.