[Bldg-sim] 90.1-2010 Baseline lighting power allowance calculation

Cheney chenyu73 at gmail.com
Thu Sep 25 10:48:57 PDT 2014


Yes, it is what I understand for ASHRAE appendix G baseline but not NECB
baseline.

*Best Regards, *
*Cheney*
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On Thu, Sep 25, 2014 at 9:51 AM, Jones, Christopher <cjones at halsall.com>
wrote:

>  I am somewhat confused about calculating the baseline lighting power
> calculation, Space-By-Space method, with respect to lighting controls.
>
>
>
> For example, Table G3.1 states “Lighting shall be modeled having the
> automatic and manual controls in Section 9.4.  For a
> Conference/Meeting/Multipurpose room the LPD is 1.23 W/ft2.  9.4.1.2.(b)
> states that a conference room shall have an occupancy sensor.  Does this
> mean that the LPD is reduced by the factor listed in Table G3.2 is 10% for
> occupancy sensor in buildings greater than 5000 ft2.  So would the LPD for
> the baseline conference room be 1.23 * 0.9 = 1.1?
>
>
>
> Thanks for your assistance!
>
>
>
>
>
> *Christopher Jones**,* P.Eng.
> Tel: 416.644.4226 • Toll Free: 1.888.425.7255 x 527
>
>
>
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