Ja me s J. Wha le n Ce nte r fo r Music I tha c a Co lle g e , I - - PowerPoint PPT Presentation

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Ja me s J. Wha le n Ce nte r fo r Music I tha c a Co lle g e , I - - PowerPoint PPT Presentation

Feb 17, 2023 367 likes •990 views

Ja me s J. Wha le n Ce nte r fo r Music I tha c a Co lle g e , I tha c a , NY Be nja min M Ha g a n L ig hting / E le c tric a l Se nio r T he sis Pre se nta tio n T ue sda y April 13, 2004 fa c ility intro duc tio n tha c a , NY I

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Ja me s J. Wha le n Ce nte r fo r Music

I tha c a Co lle g e , I tha c a , NY

Be nja min M Ha g a n L ig hting / E le c tric a l Se nio r T he sis Pre se nta tio n T ue sda y April 13, 2004

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fa c ility intro duc tio n

I tha c a , NY

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fa c ility intro duc tio n

Wha le n Ce nte r

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fa c ility intro duc tio n

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pre se nta tio n o utline

  • ford hall façade

– lighting design

  • rehearsal room

– system comparison – lighting design – acoustic analysis

  • corridor

– lighting design

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SLIDE 6

pre se nta tio n o utline

  • ford hall façade

– lighting design

  • rehearsal room

– system comparison – lighting design – acoustic analysis

  • corridor

– lighting design

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SLIDE 7

pre se nta tio n o utline

  • ford hall façade

– lighting design

  • rehearsal room

– system comparison – lighting design – acoustic analysis

  • corridor

– lighting design

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SLIDE 8

e xc lusio ns

  • electrical system design
  • recital hall lighting design
  • structural breadth
  • more information at my CPEP

– http://www.arche.psu.edu/thesis/2004/bmh157

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pre se nta tio n o utline

  • ford hall façade

– lighting design

  • rehearsal room

– system comparison – lighting design – acoustic analysis

  • corridor

– lighting design

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SLIDE 10

e xte rio r

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SLIDE 11

e xte rio r

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e xte rio r

a ttra c tio n c o nte xt sta b ility ic o n

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e xte rio r

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e xte rio r

ASHRAE/IESNA 90.1-1999 Compliance

Façade Illumination (9.3.2)

Area Illuminated 9500 sf Allowed Density 0.25 W/sf Allowed Wattage 2375 W Luminaire Count 12 ea Ballast Input Watts 185 W Actual Wattage 2220 W Actual Density 0.23 W/sf % Difference 6.53 % Below 90.1

Canopied Illumination (9.3.2)

Canopy Area 48 sf Allowed Density 3 W/sf Allowed Wattage 144 W Luminaire Count 4 ea Ballast Input Watts 27 W Actual Wattage 108 W Actual Density 2.25 W/sf % Difference 25.00 % Below 90.1

Advertising/Sign Lighting Exempt 9.2.3(c)

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e xte rio r

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e xte rio r

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pre se nta tio n o utline

  • ford hall façade

– lighting design

  • rehearsal room

– system comparison – lighting design – acoustic analysis

  • corridor

– lighting design

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SLIDE 18
  • pe n
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  • pe n
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  • pe n

func tio n de ta il da ylig ht mo o d

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pre se nta tio n o utline

  • ford hall façade

– lighting design

  • rehearsal room

– system comparison – lighting design – acoustic analysis

  • corridor

– lighting design

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SLIDE 22
  • pe n

DE SI GN COMPARI SON lig htshe lf vs. skylig hts

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  • pe n

..….………glazing area…………… ……..available daylight….…. ……..daylight well efficiency…….. SKYLIGHTS 144 975 lux 65% LIGHTSHELF 244 366 lux 47% March 21, Clear Sky, 12:00 PM

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pre se nta tio n o utline

  • ford hall façade

– lighting design

  • rehearsal room

– system comparison – lighting design – acoustic analysis

  • corridor

– lighting design

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SLIDE 25
  • pe n
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  • pe n

% Electric Lighting Output Dimmed Power Density Yearly % Monthly % Weighted Power Density jan+s 0.04 0.06 0.25 0.16129 0.002499 jan+i 0.63 0.46 0.25 0.258065 0.02949 jan-c 0.82 0.59 0.25 0.580645 0.085278 mar+s 0.00 0.04 0.5 0.193548 0.003435 mar+i 0.43 0.32 0.5 0.258065 0.041608 mar-c 0.71 0.52 0.5 0.548387 0.141789 may+s 0.00 0.04 0.25 0.166667 0.001479 may+i 0.50 0.37 0.25 0.3 0.027941 may-c 0.55 0.41 0.25 0.533333 0.054383 Average Dimmed Noon Power Density 0.39 W/sf Non-Dimmed Power Density 0.72 W/sf

+s = clear sky +i = partly cloudy sky

  • c = cloudy sky
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  • pe n

ASHRAE/IESNA 90.1-1999 Compliance

University Classroom (9.3.1.2)

Room Area 2850 sf Allowed Density 1.6 W/sf Allowed Wattage 4560 W Luminaire Count 41 ea Ballast Input Watts 50 W Actual Wattage 2050 W Actual Density 0.72 W/sf % Difference 55.04 % Below 90.1

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  • pe n
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SLIDE 29
  • pe n
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pre se nta tio n o utline

  • ford hall façade

– lighting design

  • rehearsal room

– system comparison – lighting design – acoustic analysis

  • corridor

– lighting design

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  • pe n
  • acoustic sensitivity

– daylight glazing likely avoided for acoustic reasons

  • reverberation time

– 0.8 seconds – Classroom – 1.8 seconds – Concert Hall – 0.5 seconds – Recording Studio

  • existing ‘checkerboard’ pattern in

ceiling tiles of alternating ACP and gypsum

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  • pe n
  • approach

– Sabine equation, only if α<.2 (very live) – Eyring equation;

∑ ∑

= − =

− i i i sab sab

S S S c V T ) * ( ) 1 ln( * * * 2 . 55

1 60

α α α

t coefficien absorption sabine area surface total S sound

  • f

speed c volume room V time ion reverberat T

sab =

= = = = α

60

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  • pe n

No Curtains - Before Skylights No Curtains - With Skylights

125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 2613.363 2822.974 3199.281 3919.984 4213.05 4223.986 2836.407 2935.816 3298.882 4027.907 4313.127 4330.593 ΣS 11518.37 ΣS 12413.67 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 0.226886 0.245084 0.277755 0.340324 0.365768 0.366717 0.228491 0.236499 0.265746 0.324473 0.34745 0.348857 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 1.139833 1.043262 0.901418 0.705066 0.644162 0.642049 1.049158 1.00859 0.881056 0.693816 0.637572 0.634364 α avg. 0.303756 α avg. 0.291919 T60 avg 0.810133 seconds T60 avg 0.81143 seconds ΣSα by Frequency α avg. by Frequency T60 by Frequency ΣSα by Frequency α avg. by Frequency T60 by Frequency

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  • pe n

Curtains Drawn - Before Skylights Curtains Drawn - With Skylights

125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 2728.963 3689.974 4615.381 5798.484 5975.95 5871.286 2952.007 3802.816 4714.982 5906.407 6076.027 5977.893 ΣS 11518.37 ΣS 12413.67 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 0.236923 0.320356 0.400697 0.503412 0.518819 0.509732 0.237803 0.306341 0.379822 0.475799 0.489463 0.481557 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz 1.084753 0.759512 0.572889 0.419022 0.400968 0.411491 1.00224 0.74406 0.569669 0.421376 0.404822 0.414291 α avg. 0.41499 α avg. 0.395131 T60 avg 0.547097 seconds T60 avg 0.55715 seconds ΣSα by Frequency α avg. by Frequency T60 by Frequency ΣSα by Frequency α avg. by Frequency T60 by Frequency

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SLIDE 35
  • pe n
  • even with ceiling tile adjustment, reverberation time

still slightly longer

  • noticeable difference in reverberation time around 0.1

seconds

  • no noticeable difference in acoustic properties of

room if remaining drop ceiling area filled with ACP

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SLIDE 36

pre se nta tio n o utline

  • ford hall façade

– lighting design

  • rehearsal room

– system comparison – lighting design – structural analysis – acoustic analysis

  • corridor

– lighting design

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SLIDE 37

c irc ula tio n

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c irc ula tio n

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c irc ula tio n

duty pa ths a ntic ipa tio n a rc hite c ture

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c irc ula tio n – 3rd flo o r pla n

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c irc ula tio n

ASHRAE/IESNA 90.1-1999 Compliance

University Corridor (9.3.1.2) Performing Arts Center Lobby (9.3.1.2)

Corridor Area 4030 sf Lobby Area 2885 sf Corridor Allowed Density 0.7 W/sf Lobby Allowed Density 1.2 W/sf Total Allowed Wattage 6283 W Luminaire FB 65 ea FB Input Watts 33 W Luminaire FC 45 ea FC Input Watts 33 W Luminaire FD 11 ea FD Input Watts 34 W Luminaire IA 11 ea IA Input Watts 20 W Luminaire HA 4 ea HA Input Watts 94 W Luminaire HB 2 ea HB Input Watts 88 W Total Wattage 4776 W Total Density 0.69 W/sf % Difference 23.99 % Below 90.1

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c irc ula tio n

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c irc ula tio n

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summa ry

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summa ry

  • ford façade presence
  • daylight integration
  • balance
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a ppre c ia tio n

  • Dr. Mistrick
  • Dr. Moeck
  • Roommates Dave & Jackson
  • AE Faculty & Staff
  • Classmates
  • Family
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SLIDE 47

questions?

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fa c ility intro duc tio n

  • 69,000 sf
  • $11.5 million
  • Architect and PM

– HOLT Architects PC, Ithaca, NY

  • General Contractor

– Welliver McGuire, Inc., Elmira, NY

  • Electrical/Mechanical Engineer

– M/E Engineering PC, Rochester, NY

  • Structural Engineer

– Ryan-Biggs Associates, Skaneateles, NY

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e xte rio r

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skyc a lc

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g ra phic s

  • background image taken from the RA website

– http://www.raband.net

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pre se nta tio n o utline

  • ford hall façade

– lighting design

  • rehearsal room

– system comparison – lighting design – structural analysis – acoustic analysis

  • corridor

– lighting design

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  • pe n
  • addition of fabricated skylight units
  • framing between beams
  • new beam spacing
  • new decking spans
  • new girder loading
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  • pe n
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  • pe n
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  • pe n
  • addition of C3x3.5 framing
  • beam size unaffected
  • girder size unaffected
  • critical single 8’ span of deck

– requires 3” 20ga steel roof decking

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c irc ula tio n – 2nd flo o r pla n

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c irc ula tio n

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c irc ula tio n

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  • pe n
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  • pe n