Tek-Tips is the largest IT community on the Internet today!

Members share and learn making Tek-Tips Forums the best source of peer-reviewed technical information on the Internet!

Register Log in
  • Congratulations cowski on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

Search results for query: *

  • Users: Buxi
  • Order by date
  1. Buxi

    Low humidity in clean room

    Hi, ChasBean1 Thanks for fast reply, yes you are right about positions; the humidifier (Nortec–LIVESTEAM has a steam heating jacket) is in the air duct, upstream of the reheat coil and the high limit humidistat is downstream and is (the first humidistat) fully controlled by system and/or...
  2. Buxi

    Low humidity in clean room

    Hi, there The temperature in the duct is 14 deg Celsius (approx. 57 F) as mentioned above. An outdoor AHU unit on the roof uses a gas furnace to pre-heat the air mixture (approx. 40% fresh air and the rest recycled air from inside the clean room) The reheating coils just increase a bit the...
  3. Buxi

    Low humidity in clean room

    Hello, All Please advise in seeking solutions (temporary and long term) for HVAC system renovation. System deficiency: The HVAC system humidifies the air by steam injection before reheating coils that results in present conditions (-13 deg Celsius outside temperature and 50% outside RH) in...
  4. Buxi

    Cooling and dehumidifying coils are freezing

    Hi, ChasBean1 Thank you for the "first aid" you've already sent, I'll try to answer to your specific questions in the way I understood them; 1) Inside the AHU after the two DX refrigerant coils and gas heater follows the discharge section where the temperature is set to 57.2° F, and...
  5. Buxi

    Cooling and dehumidifying coils are freezing

    A HVAC system for conditioning of a clean manufacturing area includes a cooling system for mixed air preparation. This cooling system is used for supplied air dehumidification too. The required humidity that is set up for the manufacturing clean area is more than 35% (lower limit) and due the...

Part and Inventory Search

Back
Top