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REVIEWED BLD2022-0705+Load Analysis-5.27.2022_12.38.28_PM+2898618REVIEWED BY CITY OF EDMONDS T-Mobile Woodway HVAC Load Analysis for Wren Construction E-J1- 16 5oftwqrt E - CHVAC. OMMERCIAL HVACLOAIDS Prepared By: RECEIVED May 27 2022 CITY OF EDMONDS DEVELOPMENT SERVICES DEPARTMENT BLD2022-0705 Mark Smeltzer Performance Mechanical Group Friday, May 27, 2022 Chvac - Full Commercial HVAC Loads Calculation Program Elite Software Development, Inc. Performance Mechanical Group T-Mobile Woodway Kent, WA 98032 Page 2 Room Input Room 1: Block Load 53.1425 s .ft Zone 0 Air Handler number: 1 Room occurrences: 1 Room length: (feet) 7.33 Room width (feet): 7.25 Lighting Watts: 80 Equipment Watts: 6,500 Number of people in room: 1 People profile number: 0 Lighting profile number: 0 Equipment profile number: 0 Ceiling height (feet): 8.66 Heating safety factor (%): 0 Sensible safety factor (%): 0 Latent safety factor (%): 0 Sensible heat per person (Btuh): 250 Latent heat per person (Btuh): 200 Cooling ventilation method: CFM/Pr & Cooling ventilation value: 10.000 CFM/sq.ft 0.120 Cooling infiltration method: AC/Hr Cooling infiltration value: 0.000 Heating ventilation method: CFM/Pr & Heating ventilation value: 10.000 CFM/sq.ft 0.120 Heating infiltration method: AC/Hr Heating infiltration value: 0.000 Winter exhaust air CFM: 0 Summer exhaust air CFM: 0 Minimum supply CFM: 0 Latent Btuh equipment load: 0 Ceil. exposed to plenum (sq.ft): 53 Exposed floor slab perimeter (ft): 0 Both heating and cooling loads are calculated for this room. Part Type U-Factor Cool TD Heat TD Height Width Area 1 1 0.15 10.000 30.000 8.66 7.33 63.5 HA ...\TMO Woodway CHVAC.CH8 Friday, May 27, 2022, 12:20 PM Chvac - Full Commercial HVAC Loads Calculation Program Elite Software Development, Inc. Performance Mechanical Group T-Mobile Woodway Kent, WA 98032 Page 3 Building Envelope Report Envelope Report Using Summer U-Factors Material Gross Glass Net -U- Area x Average Types Area Area Area Factor U-Factor U-Factor Totals 0.0 0.000 0.000 Wall Wall Glass Wall Net Wall Avg Glass Avg Glass Avg Direction Area Area Area U-Factor U-Factor Shd.Coef N 0.0 0.0 0.0 0.000 0.000 0.000 NE 0.0 0.0 0.0 0.000 0.000 0.000 E 0.0 0.0 0.0 0.000 0.000 0.000 SE 0.0 0.0 0.0 0.000 0.000 0.000 S 0.0 0.0 0.0 0.000 0.000 0.000 SW 0.0 0.0 0.0 0.000 0.000 0.000 W 0.0 0.0 0.0 0.000 0.000 0.000 NW 0.0 0.0 0.0 0.000 0.000 0.000 Totals 0.0 0.0 0.0 0.000 0.000 0.000 HA ...\TMO Woodway CHVAC.CH8 Friday, May 27, 2022, 12:20 PM Chvac - Full Commercial HVAC Loads Calculation Program Elite Software Development, Inc. Performance Mechanical Group T-Mobile Woodway Kent, WA 98032 Page 4 Building Summary Loads Building peaks in September at 3pm. Bldg Load Area Sen %Tot Lat Sen Net %Net Descriptions Quan Loss Loss Gain Gain Gain Gain Roof 0 0 0.00 0 0 0 0.00 Wall 0 0 0.00 0 0 0 0.00 Glass 0 0 0.00 0 0 0 0.00 Floor Slab 0 0 0.00 0 0 0 0.00 Skin Loads 0 0.00 0 0 0 0.00 Lighting 80 0 0.00 0 272 272 1.17 Equipment 6,500 0 0.00 0 22,179 22,179 95.79 Pool Latent 0 0 0.00 0 0 0 0.00 People 1 0 0.00 200 250 450 1.94 Partition 63 286 26.26 0 95 95 0.41 Cool. Pret. 0 0 0.00 0 0 0 0.00 Heat. Pret. 0 0 0.00 0 0 0 0.00 Cool. Vent. 16 0 0.00 34 124 158 0.68 Heat. Vent. 16 802 73.74 0 0 0 0.00 Cool.lnfil. 0 0 0.00 0 0 0 0.00 Heat.lnfil. 0 0 0.00 0 0 0 0.00 Draw-Thru Fan 0 0 0.00 0 0 0 0.00 Blow-Thru Fan 0 0 0.00 0 0 0 0.00 Reserve Cap. 0 0 0.00 0 0 0 0.00 Reheat Cap. 0 0 0.00 0 0 0 0.00 Supply Duct 0 0 0.00 0 0 0 0.00 Return Duct 0 0 0.00 0 0 0 0.00 Misc. Supply 0 0 0.00 0 0 0 0.00 Misc. Return 0 0 0.00 0 0 0 0.00 Building Totals 1,088 100.00 234 22,920 23,154 100.00 Building Sen %Tot Lat Sen Net %Net Summary Loss Loss Gain Gain Gain Gain Ventilation 802 73.74 34 124 158 0.68 Infiltration 0 0.00 0 0 0 0.00 Pretreated Air 0 0.00 0 0 0 0.00 Room Loads 286 26.26 200 22,796 22,996 99.32 Plenum Loads 0 0.00 0 0 0 0.00 Fan/Duct/Misc Loads 0 0.00 0 0 0 0.00 Building Totals 1,088 100.00 234 22,920 23,154 100.00 Check Figures Total Building Supply Air (based on a 20' TD): 1,051 CFM Total Building Vent. Air (1.56% of Supply): 16 CFM Total Conditioned Air Space: 53 Sq.ft Supply Air Per Unit Area: 19.7825 CFM/Sq.ft Area Per Cooling Capacity: 27.5 Sq.ft/Ton Cooling Capacity Per Area: 0.0363 Tons/Sq.ft Heating Capacity Per Area: 20.47 Btuh/Sq.ft Total Heating Required With Outside Air: 1,088 Btuh Total Cooling Required With Outside Air: 1.93 Tons HA ...\TMO Woodway CHVAC.CH8 Friday, May 27, 2022, 12:20 PM Chvac - Full Commercial HVAC Loads Calculation Program Elite Software Development, Inc. Performance Mechanical Group T-Mobile Woodway Kent, WA 98032 Page 5 Building Summary Loads (Z) Building peaks in September at 3pm. Bldg Load Area Sen %Tot Lat Sen Net %Net Descriptions Quan Loss Loss Gain Gain Gain Gain Roof 0 0 0.00 0 0 0 0.00 Wall 0 0 0.00 0 0 0 0.00 Glass 0 0 0.00 0 0 0 0.00 Floor Slab 0 0 0.00 0 0 0 0.00 Skin Loads 0 0.00 0 0 0 0.00 Lighting 80 0 0.00 0 272 272 1.17 Equipment 6,500 0 0.00 0 22,179 22,179 95.79 Pool Latent 0 0 0.00 0 0 0 0.00 People 1 0 0.00 200 250 450 1.94 Partition 63 286 26.26 0 95 95 0.41 Cool. Pret. 0 0 0.00 0 0 0 0.00 Heat. Pret. 0 0 0.00 0 0 0 0.00 Cool. Vent. 16 0 0.00 34 124 158 0.68 Heat. Vent. 16 802 73.74 0 0 0 0.00 Cool.lnfil. 0 0 0.00 0 0 0 0.00 Heat.lnfil. 0 0 0.00 0 0 0 0.00 Draw-Thru Fan 0 0 0.00 0 0 0 0.00 Blow-Thru Fan 0 0 0.00 0 0 0 0.00 Reserve Cap. 0 0 0.00 0 0 0 0.00 Reheat Cap. 0 0 0.00 0 0 0 0.00 Supply Duct 0 0 0.00 0 0 0 0.00 Return Duct 0 0 0.00 0 0 0 0.00 Misc. Supply 0 0 0.00 0 0 0 0.00 Misc. Return 0 0 0.00 0 0 0 0.00 Building Totals 1,088 100.00 234 22,920 23,154 100.00 Building Sen %Tot Lat Sen Net %Net Summary Loss Loss Gain Gain Gain Gain Ventilation 802 73.74 34 124 158 0.68 Infiltration 0 0.00 0 0 0 0.00 Pretreated Air 0 0.00 0 0 0 0.00 Room Loads 286 26.26 200 22,796 22,996 99.32 Plenum Loads 0 0.00 0 0 0 0.00 Fan/Duct/Misc Loads 0 0.00 0 0 0 0.00 Building Totals 1,088 100.00 234 22,920 23,154 100.00 Check Figures Total Building Supply Air (based on a 20' TD): 1,051 CFM Total Building Vent. Air (1.56% of Supply): 16 CFM Total Conditioned Air Space: 53 Sq.ft Supply Air Per Unit Area: 19.7825 CFM/Sq.ft Area Per Cooling Capacity: 27.5 Sq.ft/Ton Cooling Capacity Per Area: 0.0363 Tons/Sq.ft Heating Capacity Per Area: 20.47 Btuh/Sq.ft Total Heating Required With Outside Air: 1,088 Btuh Total Cooling Required With Outside Air: 1.93 Tons HA ...\TMO Woodway CHVAC.CH8 Friday, May 27, 2022, 12:20 PM Chvac - Full Commercial HVAC Loads Calculation Program Elite Software Development, Inc. Performance Mechanical Group T-Mobile Woodway Kent, WA 98032 N Page 6 Air Handler #1 - Block Load AHU - Summary Loads Rm Description Area Htg. Loss Sen.Gain Lat.Gain Htg.O.A. Clg.O.A. No Room Peak Time People Htg.CFM Clg.CFM S.Exh Req.CFM Req.CFM Volume CFM/Sgft CFM/Sgft W.Exh Act.CFM Act.CFM 1 Block Load 53 286 22,796 200 10/P, 0.12/ft2 10/P, 0.12/ft2 12am February 1 16 1,051 0 16 16 460 0.31 19.78 0 16 16 Room Peak Totals: Total Rooms: 1 Unique Rooms: 1 53 286 22,796 200 1 16 1,051 0 16 16 460 0.31 19.78 0 16 16 HA ...\TMO Woodway CHVAC.CH8 Friday, May 27, 2022, 12:20 PM Chvac - Full Commercial HVAC Loads Calculation Program Elite Software Development, Inc. Performance Mechanical Group T-Mobile Woodway Kent, WA 98032 Page 7 Air Handler #1 - Block Load AHU - Total Load Summary Air Handler Description: Block Load AHU Constant Volume - Proportion Sensible Heat Ratio: 0.99 --- This system occurs 1 time(s) in the building. --- Air System Peak Time: 3pm in September. Outdoor Conditions: Clg: 84' DB, 67° WB, 73.25 grains, Htg: 24' DB Indoor Conditions: Clg: 77' DB, 50% RH, Htg: 70' DB Because of the diversity in room, plenum and ventilation loads, the room sensible peak time in February at 12am is different from the total system peak time, hence the air system CFM was computed using a room sensible load of 22,796. Summer: Ventilation controls outside air, ----- Winter: Ventilation controls outside air. Room Space sensible loss: 286 Btuh Infiltration sensible loss: 0 Btuh 0 CFM Outside Air sensible loss: 802 Btuh 16 CFM Supply Duct sensible loss: 0 Btuh Return Duct sensible loss: 0 Btuh Return Plenum sensible loss: 0 Btuh Total System sensible loss: 1,088 Btuh Heating Supply Air: 286 / (.986 X 1.08 X 16) = 16 CFM Winter Vent Outside Air (100.0% of supply) = 16 CFM Room space sensible gain: 22,796 Btuh Infiltration sensible gain: 0 Btuh Draw-thru fan sensible gain: 0 Btuh Supply duct sensible gain: 0 Btuh Reserve sensible gain: 0 Btuh Total sensible gain on supply side of coil: 22,796 Btuh Cooling Supply Air: 22,796 / (.986 X 1.1 X 20) = 1,051 CFM Summer Vent Outside Air (1.6% of supply) = 16 CFM Return duct sensible gain: 0 Btuh Return plenum sensible gain: 0 Btuh Outside air sensible gain: 124 Btuh 16 CFM Blow-thru fan sensible gain: 0 Btuh Total sensible gain on return side of coil: 124 Btuh Total sensible gain on air handling system: 22,920 Btuh Room space latent gain: 200 Btuh Infiltration latent gain: 0 Btuh Outside air latent gain: 34 Btuh Total latent gain on air handling system: 234 Btuh Total system sensible and latent gain: 23,154 Btuh Check Figures Total Air Handler Supply Air (based on a 20' TD): 1,051 CFM Total Air Handler Vent. Air (1.56% of Supply): 16 CFM Total Conditioned Air Space: 53 Sq.ft Supply Air Per Unit Area: 19.7825 CFM/Sq.ft Area Per Cooling Capacity: 27.5 Sq.ft/Ton Cooling Capacity Per Area: 0.0363 Tons/Sq.ft Heating Capacity Per Area: 20.47 Btuh/Sq.ft Total Heating Required With Outside Air: 1,088 Btuh Total Cooling Required With Outside Air: 1.93 Tons HA ...\TMO Woodway CHVAC.CH8 Friday, May 27, 2022, 12:20 PM Chvac - Full Commercial HVAC Loads Calculation Program Elite Software Development, Inc. Performance Mechanical Group T-Mobile Woodway Kent, WA 98032 N Page 8 Room Detailed Loads (At Room Peak Times) Load Unit -SC- CLTD U.Fac Sen. Lat. Htg. Htg. Description Quan CFAC SHGF -CLF- Gain Gain Mult. Loss Room 1-Block Load peaks (sensible) in February at 12am, Air Handler 1 (Block Load AHU), Zone 0, 7.3 x 7.3, Construction Type: 1 (Light) Partition-1-1 63.4778 10/30 0.150 95 4.500 286 Lights-Prof=O 80 1.000 272 Equipment-Prof=O 6,500 1.000 22,179 0 People-Prof=O 1.0 1.000 250 200 Sub -total 22,796 200 286 Safety factors: +0% +0% +0% Total w/ safety factors: 22,796 200 286 HA ...\TMO Woodway CHVAC.CH8 Friday, May 27, 2022, 12:20 PM