HomeMy WebLinkAboutFile Documents.287 McSkimming Rd.0044.2018 (12).ARBKAir System Sizing Summary for Whole House
Project Name: 17009 - McSkimming 04/20/2017
Prepared by: Rader Engineering 05:31PM
Air System Information
Air System Name Whole House
Equipment Class UNDEF
Air System Type SZCAV
Number of zones 1
Floor Area 5718.0 ft²
Location Aspen, Colorado
Sizing Calculation Information
Calculation Months Jan to Dec
Sizing Data Calculated
Zone CFM Sizing Peak zone sensible load
Space CFM Sizing Coincident space loads
Central Cooling Coil Sizing Data
Total coil load 8.8 Tons
Total coil load 105.1 MBH
Sensible coil load 102.1 MBH
Coil CFM at Jul 1700 6629 CFM
Max block CFM 6629 CFM
Sum of peak zone CFM 6629 CFM
Sensible heat ratio 0.971
ft²/Ton 652.6
BTU/(hr·ft²)18.4
Water flow @ 10.0 °F rise 21.04 gpm
Load occurs at Jul 1700
OA DB / WB 86.4 / 64.0 °F
Entering DB / WB 76.3 / 61.7 °F
Leaving DB / WB 57.0 / 55.6 °F
Coil ADP 54.9 °F
Bypass Factor 0.100
Resulting RH 48 %
Design supply temp.55.0 °F
Zone T-stat Check 1 of 1 OK
Max zone temperature deviation 0.0 °F
Central Heating Coil Sizing Data
Max coil load 120.4 MBH
Coil CFM at Des Htg 6629 CFM
Max coil CFM 6629 CFM
Water flow @ 20.0 °F drop 12.04 gpm
Load occurs at Des Htg
BTU/(hr·ft²)21.1
Ent. DB / Lvg DB 68.7 / 91.5 °F
Humidifier Sizing Data
Max steam flow at Des Htg 6.22 lb/hr
Airflow Rate 6629 CFM
Air mass flow 22071.34 lb/hr
Moisture gain .00028 lb/lb
Supply Fan Sizing Data
Actual max CFM 6629 CFM
Standard CFM 4905 CFM
Actual max CFM/ft²1.16 CFM/ft²
Fan motor BHP 0.91 BHP
Fan motor kW 0.72 kW
Fan static 0.50 in wg
Outdoor Ventilation Air Data
Design airflow CFM 0 CFM
CFM/ft²0.00 CFM/ft²
CFM/person 0.00 CFM/person
Hourly Analysis Program v5.00 Page 1 of 2
5/1/17
Received
5/02/2017 12:40:38 PM
Zone Sizing Summary for Whole House
Project Name: 17009 - McSkimming 04/20/2017
Prepared by: Rader Engineering 05:31PM
Air System Information
Air System Name Whole House
Equipment Class UNDEF
Air System Type SZCAV
Number of zones 1
Floor Area 5718.0 ft²
Location Aspen, Colorado
Sizing Calculation Information
Calculation Months Jan to Dec
Sizing Data Calculated
Zone CFM Sizing Peak zone sensible load
Space CFM Sizing Coincident space loads
Zone Terminal Sizing Data
Zone Name
Design
Supply
Airflow
(CFM)
Minimum
Supply
Airflow
(CFM)
Zone
CFM/ft²
Reheat
Coil
Load
(MBH)
Reheat
Coil
Water
gpm
@ 20.0 °F
Zone
Htg Unit
Coil
Load
(MBH)
Zone
Htg Unit
Water
gpm
@ 20.0 °F
Mixing
Box Fan
Airflow
(CFM)
Whole House 6629 6629 1.16 0.0 0.00 0.0 0.00 0
Zone Peak Sensible Loads
Zone Zone Zone
Cooling Time of Heating Floor
Sensible Peak Sensible Load Area
Zone Name (MBH)Cooling Load (MBH)(ft²)
Whole House 105.9 Jul 1600 125.8 5718.0
Space Loads and Airflows
Zone Name /
Space Name Mult.
Cooling
Sensible
(MBH)
Time of
Peak
Sensible
Load
Air
Flow
(CFM)
Heating
Load
(MBH)
Floor
Area
(ft²)
Space
CFM/ft²
Whole House
001-Flex 1 6.2 Jul 1600 391 9.7 959.0 0.41
004-Media 1 1.9 Jul 1600 118 2.8 242.0 0.49
005-Bunkroom 1 2.8 Jul 1600 177 5.7 394.0 0.45
006-Bunk Bath 1 1.2 Jul 1600 77 0.8 115.0 0.67
008-Bed 1 1 3.9 Jul 1600 245 6.1 222.0 1.10
009-Spa Bath 1 1.9 Jul 1600 121 1.8 180.0 0.67
010-Laundry 1 2.3 Jul 1600 143 0.7 73.0 1.96
100-Living/Entry 1 12.5 Jul 1600 779 15.8 662.0 1.18
101-Stair Tower 1 2.9 Jul 1600 182 3.5 104.0 1.75
102-Kitchen/Dining 1 19.7 Jul 1600 1231 16.2 676.0 1.82
106-Master Bed 1 11.9 Jul 1600 746 11.9 255.0 2.93
108-Master Bath 1 4.7 Jul 1600 295 5.0 150.0 1.97
110-Powder 1 0.4 Jul 1600 26 0.1 39.0 0.67
111-Study 1 6.2 Jul 1600 390 6.3 157.0 2.49
112-Hall 3 1 2.8 Jul 1600 177 3.0 60.0 2.96
113-Guest Master Bed 1 7.5 Jul 1600 472 8.8 261.0 1.81
114-Guest Master Bath 1 1.9 Jul 1600 119 1.6 118.0 1.01
115-Gear 1 0.9 Jul 1600 56 2.0 120.0 0.47
117-Mudroom 1 1.3 Jul 1600 81 2.3 147.0 0.55
118-Garage 1 4.2 Jul 1600 263 12.5 502.0 0.52
201-Bed 2 1 7.3 Jul 1600 459 8.3 227.0 2.02
202-Bath 2 1 1.2 Jul 1600 78 1.0 55.0 1.41
Hourly Analysis Program v5.00 Page 2 of 2
Received
5/02/2017 12:40:38 PM