[Equest-users] Redefining windows in DD Wizard

[deepika khowal]

so if I increase the frame area for strip windows to match the frame area
for small windows, will the results be same?

On Mon, Mar 21, 2011 at 1:15 PM, Alex Krickx
<akrickx at seriousmaterials.com>wrote:

> Regarding Nick’s clarification,
>
>
>
> I would expect that different window sizes have different frame-to-window
> areas, so getting the correct size of the window is important (A small
> window would have a greater frame-to-window area than a large window, so
> assuming identical frames – assuming double pane w/ aluminum frames a small
> window would have a worse U-factor than a large window).
>
>
>
> Cheers,
>
> Alex Krickx
>
>
>
> Alex Krickx, LEED AP
>
> Building Energy Specialist
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> *From:* equest-users-bounces at lists.onebuilding.org [mailto:
> equest-users-bounces at lists.onebuilding.org] *On Behalf Of *Nick Caton
> *Sent:* Monday, March 21, 2011 11:18 AM
> *To:* deepika khowal; Walson, Kristy
>
> *Cc:* eQuest
> *Subject:* Re: [Equest-users] Redefining windows in DD Wizard
>
>
>
> Kristy,
>
>
>
> Once you’ve started a custom window layout, I believe there’s no going back
> to defining fenestrations as a WWR in the wizard mode for a given shell.
>
>
>
> That said, I’d speculate that you might be able to look at a pair of dummy
> .pd2 files side by side in notepad, see what lines are added/changed within
> after the custom window layout dialog is engaged, then undo those changes in
> the target .pd2 file…  that might permit using the WWR inputs again.  I’d
> certainly save my work separately before exploring this.
>
>
>
> I’d also point out that with a WWR < 40%, you have no compelling need to
> redefine your fenestration layout for a LEED/90.1 baseline, if that happens
> to be what you’re up to ;).  Much extra discussion in the archives, if
> interested.
>
>
>
> I’d submit a small clarification as well: eQuest does indeed consider
> window dimensions/locations with respect to various shading surfaces – solar
> loads and daylighting control calculations are not done purely on WWR.  This
> does become a non-issue however when doing 90.1 baselines, which are not
> self-shading nor do they have daylighting controls.
>
>
>
> ~Nick
>
>
>
> [image: cid:489575314 at 22072009-0ABB]**
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> *From:* equest-users-bounces at lists.onebuilding.org [mailto:
> equest-users-bounces at lists.onebuilding.org] *On Behalf Of *deepika khowal
> *Sent:* Monday, March 21, 2011 12:30 PM
> *To:* Walson, Kristy
> *Cc:* eQuest
> *Subject:* Re: [Equest-users] Redefining windows in DD Wizard
>
>
>
> I had gone through the same experience.
>
> I couldnt find any location where you can directly change the WWR.
>
> What i did was:
>
> 1. based on wall area and WWR calculate the area of window required to
> achieve that WWR.
>
> then edit the window areas in the DD wizard which can give you
> correct results.
>
> since equest calculates results based on % WWR and not on size of windows
> this approach works well for me.
>
> however, if anyone has a better option, I would love to know that.
>
> Thanks
>
> Regards
>
> Deepika
>
> On Mon, Mar 21, 2011 at 10:12 AM, Walson, Kristy <
> kristy.walson at tlc-eng.com> wrote:
>
> Hi all,
>
>
>
> Does anyone know how to redefine windows in a model as a % window-to-wall
> ratio once I've already create custom window placements in the DD Wizard?  I
> removed the custom windows and defined a percentage in Wizard Screen #6
> (shown below), but my 3D viewer isn't showing these new windows.  Any help
> would be much appreciated.  Thanks!
>
>
>
>
>
> *Kristy M. Walson, PE, LEED AP BD+C*
>
> *Mechanical Engineer / Sustainable Design*
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