Houston Meltdown Center Ben Tolsky
Houston Meltdown Center Ben Tolsky
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0 Contents 1 Site/Concept 2 Plans/Sections 3 Renderings 4 Systems
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0 Contents 1 Site/Concept 2 Plans/Sections 3 Renderings 4 Systems
Houston, TX
Explorations
1. Span 2 Ice ce Rinks rvatory & Conservatory
2. Use Arches
Precedents
3. Reduce Height
4. Stretch Out Over Rinks
5. Compress Like An Accordion
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0 Contents 1 Site/Concept 2 Plans/Sections 3 Renderings 4 Systems
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0 Contents 1 Site/Concept 2 Plans/Sections 3 Renderings 4 Systems
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0 Contents 1 Site/Concept 2 Plans/Sections 3 Renderings 4 Systems
Houston Meltdown Center 1250 Allen St. Houston, TX 77002 Project Description - Training center and of ces for the Houston Meltdown NHL franchise - Two NHL sized ice rinks - Northern climate conservatory and nursery - Public park with landscaping and roller rink - Restaurant with seating for 120 - Parking for 154 Cars - 117,000 ft² footprint with 64,000 ft² underground garage Skin Features - 3-layer fritted ETFE cushions with nanogel coating - R-Value of 19 accross 98.5% of building’s surface area of 181,870 ft² surface is 98.5% ETFE, 1.2% ETFE brackets, 0.3% Doors - Ability to allow for direct or indirect sunlight into any part of the building Diffused light over ice, Direct light in conservatory - Up to 55% savings in lighting expenses due to use of natural light - In ated with semi-conditioned air in sumer to allow for radiant cooling - In case of re, ETFE shrinks away and becomes a vent, allowing the re and gases to escape the building taking remaining ETFE with it
Open Cushions when overcast, night
Closed Cushions when sunny
Direct Sunlight Indirect Sunlight Fritting
Cooling Strategies - Summer
Cooling/Heating Strategies - Winter
Cooled Spaces Heated Spaces Unconditioned Space CDWR
Hot Water Heaters
CDWR CDWS Ground Loop in River
Condenser
Expansion Device
Winter Only
Water Cooled Chiller
EA
EA
OA
OA
Compresor RA Ice Rinks
Mixing Box
SA Conditioned RA Spaces
Evaporator CHWS CHWR
Summer Only
Air Separator CHWR
Air Vent
Expansion Tank Make Up Water
Backflow Preventer
Mixing Box
SA ETFE Cushions
10
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0 1 2 3
8 6
11 14
4 12
5
7
Basement (Parking Garage)
1’9”
18’6”
HVAC, Plumbing, Electrical goes between structural bays
9
13
First Floor (Ice Rinks/Of ces)
Second Floor (Conservatory/
16
17 15
18
19
0 Fire Exit 1 Dehumidi er Room - 25’ x 22’ 2 Electrical Room - 25’ x 22’ 3 Hot Water Heaters - 25’ x 22’ 4 Mechanical Room - 25’ x 40’ - as speci ed from ice rink manufacturer 5 Zamboni Ice Melt - 25’ x 29’ 6 NHL Of ces 7 NHL Locker Rooms 8 General Ice Skating Rink 9 Hockey Rink 10 Retail/Rental Space 11 Public General Locker Rooms (male, female, family) 12 Zamboni Garage (2 Zambonis) 13 Public Hockey Locker Rooms (5 locker rooms, 3 bathrooms) 14 Exhaust Vents - 2300 ft² available 15 Conservatory - 25130 ft² - soil ground for gray and rain water 16 Classroom 17 Plant Nursery 18 Restaurant - Kitchen 19 9 Restaurant - Dining Lights - Circuit 1 Lights - Circuit 2 Lights - Circuit 3 Design/Cooling Temperatures Design temperature in Houston for Summer is 94° DB, 79° WB So Dew Point is 75° WATER SUPPLY FIXTURE UNITS Therefore ETFE cushions are in ated at 76° to prevent condensation Inside design temperature is 72° Fixture Type FU Qnty Total FU Water closet 10.0 24 240.0 Water closet 5.0 8 40.0 Heat Loss is unimportant, in the winter the building will be mostly Urinal 3/4" 5.0 10 50.0 unconditioned to reduce cooling load needed for creating ice. Design Lavatory 2.0 39 78.0 temperatures for Houston in winter are 32° so with heat gain from Shower head 4.0 88 352.0 people, equipment, and lighting there should be no risk of freezing. Service sink 3.0 1 3.0 Rejected heat from the ice making process should be more than Kitchen sink 4.0 4 16.0 suf cient for heating conditioned spaces. Kitchen sink 2.0 2 4.0 Laundry washer 2.0 5 10.0 Dishwasher 2.0 2 4.0 HEAT GAIN Drinking fountain 0.5 4 2.0 R-Value of 3-layer ETFE cushion assembly with nanogel coating is 19 TOTALS 187 799.0 Building skin surface area of 181,870 ft² is 98.5% ETFE, therefore the rest is negligible DEMAND 180 GPM Building Perimeter is 1565 ft DRAINAGE FIXTURE UNITS Fixture Type Clothes washers, com. Dishwasher, dom. Drinking Fountain Floor drains Kitchen sink, dom. Kitchen sink, com. Lavatory Shower Urinal, 1 gal or less Wash sink Water closet, public TOTALS
DFU 3.0 2.0 0.5 2.0 2.0 2.0 1.0 2.0 2.0 2.0 6.0
Qnty 5 2 4 9 2 4 39 88 10 1 32 196
Total DFU 15 4 2 18 4 8 39 176 20 2 192 480
Building Footprint is 117,000 ft² Building Volume is 5,016,820 ft³ In ltration Rate is .05 ACH or 4180 CFM Ventilation can used recycled air as Conservatory and In ltration will provide enough fresh air for building U-value for Wall/Roof is .0526 Wall/Roof Heat Gain is U * A * T = .0526 * 181870 * 22 = 210.6 MBH Edge Heat Gain is F * L * T = .5 * 1565 * 22 = 17.2 MBH In ltration Heat Gain is 1.08 * CFM * T = 1.08 * 4180 * 22 = 99.3 MBH TOTAL HEAT GAIN FROM ENVELOPE 327.1 MBH People: 150 Skaters, 110 Of ce, 40 Actove Work, 120 Restaurant Patrons, 300 Spectators, 150 Conservatory Visitors = 870 Total Heat Gain from Occupants: 150 * 1.8 + 110 * .45 + 40 * .55 + 120 * .4 + 300 * .33 + 150 * .45 = 556 MBH Equipment: Of ces 11,400 ft² @ .001 MBH/ft²; Restaurant Dining 2345 ft² @ .005 MBH/ft²; Restaurant Kitchen 1005 ft² @ .007 MBH/ft² Heat Gain from Equipment: 11400 * .001 + 2345 * .005 + 1005 *.007 = 19.9 MBH Lighting: Minimized due to natural light thru ETFE cushions. Assume average of .0007 MBH/ft² over 117,000 ft² Heat Gain from Lighting: 117000 * .0007 = 81.9 MBH
Restaurant)
TOTAL HEAT GAIN IN BUILDING Envelope 327.1 MBH People 556.0 MBH Equipment 19.9 MBH Lighting 81.9 MBH TOTAL 984.9 MBH