Hvac systems design fundamentals karachi pakistan february 22 2011 wei sun p e.
Clean room hvac design pdf.
May 1 2019 rev.
Heating ventilation air conditioning hvac.
Clean air flow out to lower pressure areas laminar flow moves particles to the air returns efficiently and quickly suppress contaminates cleaning maintenance daily weekly monthly hvac and filter maintenance materials equipment approved materials and equipment design protocols.
100 outside air delivery to plenum temperature and humidity control of make up air 6 units each sized for 30 000 cfm make up air flow is 5 cfm sf or 25 ach.
Ashrae clean spaces technical committee tc9 11 chairman 07 10 healthcare facilities technical committee tc9 6 member laboratory systems technical committee tc9 10 member iest working group cc012 cleanroom design chairman president.
Clean room design encompasses much more than traditional temperature and humidity control.
The ashrae design guide for cleanrooms offers a practical comprehensive approach to cleanroom theories fundamentals performance control testing and industrial applications.
The cleanroom is positively pressurized to 0 05 in wc with respect to the adjacent areas.
Hvac design clean room make up air ahus.
It offers an approachable technical perspective to designers builders owners and operators of cleanrooms.
Schneider r designing cleanroom hvac systems ashrae journal v 43 no.
November 1 2017.
Iso dis 14644 1 cleanrooms and associated.
Condition the space which must be determined by a qualified hvac engineer.
Ashrae 170 2013 hvac task force endoscope cleaning room endoscope processing room decontamination room endoscope processing room 2 room design decontamination room clean workroom clean workroom.
Once the room acph re quirement is established the volume of air needed can be calculated desired acph 60 x room volume in cubic feet total airflow volume.
40 units each sized for 24 000 cfm.
What differentiates clean room hvac to conventional systems.
Factors to be considered include heat loads from people lighting fan energy process equipment etc.
There is much more into the design of cleanrooms in terms of details of technology of.
