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2023-12-06 09:38:25 -0500 commented answer How to model a multiple level air treatment ?

thank you very much @keigo

2023-12-05 19:24:43 -0500 asked a question Add DOAS Object in an idf file import from an OpenStudio model causes crash

Add DOAS Object in an idf file import from an OpenStudio model causes crash Hi everybody, I import an .idf file from a

2023-11-28 14:49:42 -0500 marked best answer How to model a multiple level air treatment ?

I'm working on an existing building and I would like to know the best way to model his HVAC systems, more specifically the air distribution systems of the building according to their treatment levels. Level 1 brings outside air into the building via AHU 1 and 2 air handling units. They allow energy recovery from the exhaust air thanks to a thermal wheel coupled to a recovery coil. In addition, these AHUs are equipped with cooling coils to dehumidify and precondition the air during the summer. Level 2 conditions mixed air, i.e. a mixture of outside air and return air. This level includes fan coil units (VC) types 1, 2 and 3. AHU 1 is for VC 1 and 2, while AHU 2 is for VC 3. Both AHUs are 100% outside air. The air is mix in the mecanicals room of each stage of the building. I tried to model these systems on OpenStudio. First I've created 2 air loop with the above described equipments for the outside air. then I put Unit:ventilator as they are the VC 1, 2 and 3. But as I understand EnergyPlus simulated sequentialy the zone equipment to meet the internal gain. Thus I think my model does not represent the reality. Do you have any idea how I can improve my model ? image description

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2023-11-15 12:38:24 -0500 edited question How to model a multiple level air treatment ?

How to model a multiple level air treatment ? I'm working on an existing building and I would like to know the best way

2023-11-15 11:36:45 -0500 received badge  Student (source)
2023-11-15 11:30:50 -0500 asked a question How to model a multiple level air treatment ?

How to model a multiple level air treatment ? I'm working on an existing building and I would like to know the best way