[Equest-users] Wish list - for retrofit analysis

R B slv3sat at gmail.com
Fri Feb 3 08:19:37 PST 2012


Is anyone from RMI on the list? Maybe they can help with getting this on
the developers to-do list for next version since RMI is into deep retrofits
and has some modelling tools for eQuest?

On Thu, Feb 2, 2012 at 3:19 PM, Karen Walkerman <kwalkerman at gmail.com>wrote:

> I was the one gathering the wishlist.  I spent quite a bit of time
> collecting information from various members of this list-serve and the
> BLDG-SIM list-serve and sent it off to whoever I could think of at the
> time, but I haven't heard that it really went anywhere.  I'm happy to
> re-open the document, incorporate the recent requests, and open it for
> public comment (or voting on each item to determine importance/relevance),
> IF somebody will use the information and it will actually go somewhere.  If
> not, I won't waste my time.
>
> --
> Karen
>
> On Thu, Feb 2, 2012 at 3:58 PM, Charles Land <cland at geo-marine.com> wrote:
>
>> I agree. I see this a lot.  There needs to be a MA setpoint (economizing)
>> control that is separated from than the SA setpoint control.
>>
>>
>>
>> *From:* equest-users-bounces at lists.onebuilding.org [mailto:
>> equest-users-bounces at lists.onebuilding.org] *On Behalf Of *
>> atowell at cxegroup.com
>> *Sent:* Thursday, February 02, 2012 12:24 PM
>> *To:* Paul Diglio; R B; eQUEST Users List
>>
>> *Subject:* Re: [Equest-users] Wish list - for retrofit analysis
>>
>>
>>
>> I would like to see a way to input inefficient systems. For example I
>> have a system right now where the placement of the mixed air sensor and the
>> discharge air sensor fight each other and cause the unit to cool air that
>> it will immediately heat up. There doesn’t seem to be a way to model this
>> type of inefficiency.
>>
>>
>>
>> Adam Towell
>>
>> CxE Group, LLC
>>
>> 618-659-9461
>>
>>
>>
>> *From:* equest-users-bounces at lists.onebuilding.org [mailto:
>> equest-users-bounces at lists.onebuilding.org] *On Behalf Of *Paul Diglio
>> *Sent:* Thursday, February 02, 2012 11:15 AM
>> *To:* R B; eQUEST Users List
>> *Subject:* Re: [Equest-users] Wish list - for retrofit analysis
>>
>>
>>
>> Wish List:
>>
>> I would like to be able to attached a boiler or cooling tower to a
>> geo-thermal loop and control either one based on loop temperature setpoint
>> instead of using a schedule.
>>
>>
>>
>> Paul Diglio, CEM, CBCP
>>
>> 87 Fairmont Avenue
>> New Haven, CT 06513
>> 203-415-0082
>>
>>
>>
>> www.pdigliollc.com
>>
>>
>>
>>
>> ------------------------------
>>
>> *From:* R B <slv3sat at gmail.com>
>> *To:* eQUEST Users List <equest-users at lists.onebuilding.org>
>> *Sent:* Thu, February 2, 2012 12:08:21 PM
>> *Subject:* [Equest-users] Wish list - for retrofit analysis
>>
>> Way back, some one was collecting list of items that people want to see
>> incorporated in eQuest. Not sure if it is still happening, but figured I
>> would put it out there if someone is listening.
>>
>>
>>
>> Ease of use -
>>
>>
>>
>> 1. Setup to use pdf file in the wizard for geometry. Sketchup allows
>> this. Most of these old buildings do not have dwg files, one can get only
>> pdf's. This will really save a lot of time, even if the rest of the
>> following does not get implemented.
>>
>> 2. When the wizard creates the inputs, like 0.5 cfm/sqft, or min flow of
>> 0.3, can it be created as a user/wizard default value, so that if one wants
>> to change it in detailed mode, it can be changed by just changing this one
>> value instead of going through all the zones. Same for lighting and plug
>> loads - enter one value that acts as default and can be changed easily.
>>
>> 3. Option for no OA at the zone level in the wizard.
>>
>> 4. The schedules for lighting and plug loads - the minimum is pretty low
>> - 0.05 for lighting, which doesn't happen even in new high performance
>> buildings that I have worked with. Can the default be changed to 15-20%. I
>> know that I can change it in the wizard, but no harm in asking since it
>> saves a step in the multitude of steps. Similarly, for plug loads, the
>> default min should be pretty high - 30-40%.
>>
>> 5. A place to input utility monthly data, so that eQuest can directly
>> calculate the calibration values like CVRMSE etc. This will save the going
>> to excel step.
>>
>> 6. When the HVAC system is parallel or series fan powered box, just keep
>> it for the external zones and make the internal zones with SVAV and no
>> reheat. This is what I have seen in every building that I have modelled so
>> far.
>>
>>
>>
>> On the system side, can we have an option for the OA system without
>> having to go through dummy zone? A system that sends its OA to all the
>> child systems and gets the return from these child systems. This way, the
>> OA system can have energy recovery or heating, cooling etc. It will be
>> like a regular system without the hassle of dummy zones, and the return
>> temperatures will be from the child systems and not that of the dummy zone.
>> This system will be easy to implement since it is not connected with the
>> building load calculation side at all.
>>
>>
>>
>> If folks have faster methods to model/data entry for any of the above, I
>> am all ears.
>>
>>
>>
>> Thanks
>>
>> -Rohini
>>
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>
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