[Bldg-sim] EnergyPlus VRF + DOAS modeling
Lee, Sang Hoon
hi.sanghoon at gmail.com
Tue Jun 4 07:28:17 PDT 2013
The example file (in EnergyPlus 8.0) is indeed what I was looking for.
This has AirLoopHVAC for DOAS and VRF system, which has separate coils
assigned for each system controlling temperature and humidity.
On Mon, Jun 3, 2013 at 4:42 PM, Anderson Letti
<anderson.a.letti at gmail.com>wrote:
> Dear Lee,
> have a look at the example file DOASDXCOIL_wADPBFMethod.idf, version 8.0,
> it may help you!
> Anderson Letti
> 2013/6/3 Lee, Sang Hoon <hi.sanghoon at gmail.com>
>> Hi Bldg-Sim Group,
>> I am working on variable refrigerant flow (VRF) system modeling using
>> EnergyPlus to understand energy savings compared to other conventional
>> For VRF modeling, I utilized the example file
>> "VariableRefrigerantFlow_5Zone.idf". This example uses outdoor air mixer in
>> each VRF indoor unit for the supply air which goes through cooling and
>> heating coil to the zone inlet node.
>> But, a typical VRF system practice uses a separate DOAS system to reduce
>> cooling and heating load in the VRF side only recirculating return air to
>> be conditioned.
>> I am trying to add DOAS in the VRF modeling. The problem is that
>> HVACTemplate:DOAS (in EnergyPlus 7.2 or 8) does not support this.
>> Is there anybody who did VRF system modeling with adding DOAS?
>> Thank you!
>> Sang Hoon Lee, Post-doc
>> Building Technology
>> College of Architecture
>> Georgia Institute of Technology
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