Re: [EnergyPlus_Support] Re: Constant Air Volume with Heat Recovery?

[Fred Buhl <wfbuhl@xxxxxxx>]

Thanks Richard; that's a good one to look at also.

Fred

Richard Raustad wrote:
> Try 5ZoneWaterSystems as an example. You would have a Primary Air Loop 
> for each zone and would control the coils differently. Use the set point 
> managers for single zone cooling (control node is outlet node of chilled 
> water coil) and single zone heating (control node is outlet node of hot 
> water coil) to control the air loop water coils. You will not need the 
> reheat coils shown in this example. You could add heat recovery to the 
> outside air system for each primary air loop.
>
> anarui.oliveira wrote:
>   
>> Thanks.
>> I've been looking at those unitary systems, but do they really allow
>> me to replace the coils? They show up as necessary inputs and as
>> those specific types of coils in the definition of unitary equipments?
>> Ana.
>>
>> --- In EnergyPlus_Support@xxxxxxxxxxxxxxx 
>> <mailto:EnergyPlus_Support%40yahoogroups.com>, Fred Buhl <wfbuhl@...>
>> wrote:
>>     
>>> It sounds sort of like a single zone system - there's examples of
>>> packaged single zone systems
>>> (for instance SmOffPSZ). You'd have to repalce the DX and Gas coils
>>>       
>> with
>>     
>>> chilled and hot water
>>> coils. And add heat recovery.
>>>
>>> Fred Buhl
>>>
>>> anarui.oliveira wrote:
>>>       
>>>> Hello, everyone.
>>>>
>>>> I can't seem to find a model in E+ that corresponds to:
>>>> - a dedicated AHU (with heat recovery) serving only one zone,
>>>> - with constant volumetric air flow (always 100% outside air)
>>>> - using a chilled water loop and a hot water loop for air
>>>>         
>> conditioning
>>     
>>>> - where the zone temperature control is done directly and
>>>>         
>> uniquely by
>>     
>>>> turning the coils on/off at the System level (AHU), rather then
>>>> changing the air flow or doing reheat/recool at zone level.
>>>>
>>>> Can I include Heat Recovery in any HVAC objects, other than the
>>>>         
>> system
>>     
>>>> level AHUs, to solve this issue with a zone level equipment or
>>>>         
>> other
>>     
>>>> simplification?
>>>>
>>>> All ideas are welcome.
>>>> Regards,
>>>> Ana Rui.
>>>>
>>>>
>>>> ------------------------------------
>>>>
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>>>> http://www.energyplus.gov <http://www.energyplus.gov>
>>>>
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>>     
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>>>>         
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>>     
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>>>>
>>>>
>>>>
>>>>
>>>>         
>>  
>>     
>
>   


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