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Home My WebLink AboutFile Documents.905 Chatfield Rd.0111.2018 (159).ARBK Air System Sizing Summary for Whole House Project Name: 17085-Silverstein Residence 03/27/2018 Prepared by: RADER ENGINEERING INC. 01:36PM Air System Information Air System Name Whole House Number of zones 1 Equipment Class UNDEF Floor Area 5010.0 ft2 Air System Type SZCAV Location Eagle,Colorado Sizing Calculation Information Calculation Months Jan to Dec Zone CFM Sizing Sum of space airflow rates Sizing Data Calculated Space CFM Sizing Individual peak space loads Central Cooling Coil Sizing Data Total coil load 10.0 Tons Load occurs at Jul 1700 Total coil load 119.8 MBH OA DB/WB 86.4/64.0 °F Sensible coil load 113.8 MBH Entering DB/WB 73.1 /61.0 °F Coil CFM at Jul 1700 8704 CFM Leaving DB/WB 56.8/55.7 °F Max block CFM 8704 CFM Coil ADP 55.0 °F Sum of peak zone CFM 8704 CFM Bypass Factor 0.100 Sensible heat ratio 0.950 Resulting RH 54 CFM/Ton 872.0 Design supply temp. 55.0 °F ft2/Ton 501.9 Zone T-stat Check 1 of 1 OK BTU/(hr•ft2) 23.9 Max zone temperature deviation 0.0 °F Water flow @ 10.0°F rise 23.97 gpm Central Heating Coil Sizing Data Max coil load 114.8 MBH Load occurs at Des Htg Coil CFM at Des Htg 8704 CFM BTU/(hr•ft2) 22.9 Max coil CFM 8704 CFM Ent. DB/Lvg DB 69.5/85.9 °F Water flow @ 20.0°F drop 11.49 gpm Humidifier Sizing Data Max steam flow at Des Htg 5.08 lb/hr Air mass flow 29205.44 lb/hr Airflow Rate 8704 CFM Moisture gain .00017 lb/lb Supply Fan Sizing Data Actual max CFM 8704 CFM Fan motor BHP 1.79 BHP Standard CFM 6490 CFM Fan motor kW 1.42 kW Actual max CFM/ft2 1.74 CFM/ft2 Fan static 0.75 in wg Outdoor Ventilation Air Data Design airflow CFM 0 CFM CFM/person 0.00 CFM/person CFM/ft2 0.00 CFM/ft2 F0D0 LiCl10 � 1 ; c, yA i-v . e:O•f t l 5 • r i :�'4/19/18 0 i •w 50 02 rn: I -o •• •rr-i t1�,/ONA 1. �� RECEIVED 04/26/2018 Hourly Analysis Program 5.11 PASREA2 BUILDING DEPARTMENT Zone Sizing Summary for Whole House Project Name: 17085-Silverstein Residence 03/27/2018 Prepared by: RADER ENGINEERING INC. 01:36PM Air System Information Air System Name Whole House Number of zones mm. 1 Equipment Class _UNDEF Floor Area _5010.0 ft2 Air System Type SZCAV Location Eagle,Colorado Sizing Calculation Information Calculation Months __ Jan to Dec Zone CFM Sizing Sum of space airflow rates Sizing Data .Calculated Space CFM Sizing Individual peak space loads Zone Terminal Sizing Data Reheat Zone Zone Design Minimum Reheat Coil Htg Unit Htg Unit Mixing Supply Supply Coil Water Coil Water Box Fan Airflow Airflow Zone Load gpm Load gpm Airflow Zone Name (CFM) (CFM) CFM/ft2 (MBH) @ 20.0°F (MBH) @ 20.0°F (CFM) Whole House 8704 8704 1.74 0.0 0.00 0.0 0.00 0 Zone Peak Sensible Loads Zone Zone I Zone I Cooling Time of , Heating Floor ISensible Peak Sensible Load Area Zone Name (MBH) Cooling Load (MBH) (ft2) Whole House 114.9 Aug 1600 117.3 5010.0 Space Loads and Airflows Time of Cooling Peak Air Heating Floor Zone Name/ Sensible Sensible Flow Load Area Space Space Name Mult. (MBH) Load (CFM) (MBH) (ft2) CFM/ft2 Whole House 001 Rec Room 1 2.4 Jul 1500 174 3.5 542.0 0.32 002 Laundry 1 1.1 Jul 1500 78 0.5 56.0 1.40 004 Bedroom 1 1 2.8 Jul 1700 202 3.1 235.0 0.86 004-A Bath 1 1 0.6 Jul 1700 41 0.7 51.0 0.81 005 Bedroom 2 1 1.4 Jul 1500 104 1.8 186.0 0.56 005-A Bath 2 1 0.9 Jul 1500 66 0.7 70.0 0.95 006 Bedroom 3 1 1.5 Jul 1500 106 2.0 210.0 0.51 006-A Bath 3 1 0.6 Jul 1500 45 1.1 60.0 0.75 100 Entry 1 27.6 Jul 1600 2014 28.3 539.0 3.74 102 Powder 1 1.6 Sep 1400 114 1.7 38.0 3.01 103 Den 1 5.4 Jul 1500 397 5.8 170.0 2.34 104 Kitchen&Pantry 1 17.2 Sep 1500 1257 11.9 453.0 2.78 105 Dining&Living 1 25.6 Sep 1600 1868 23.9 529.0 3.53 107 Master Bedroom 1 7.3 Jul 1600 536 7.0 313.0 1.71 108 Master Bath 1 2.8 Sep 1600 206 2.3 121.0 1.70 109 Garage 1 4.1 Aug 1600 377 9.1 481.0 0.78 110 Mudroom 1 0.3 Jul 1500 22 0.5 66.0 0.33 111 Master Closet 1 0.4 Jul 1500 26 0.3 90.0 0.28 200 Office 1 3.7 Aug 1600 270 3.8 221.0 1.22 201 Guest Bedroom 1 1 3.5 Aug 1600 253 3.0 204.0 1.24 202 Guest Bath 1 1 1.3 Aug 1600 96 0.8 72.0 1.33 203 Guest Bedroom 2 1 5.0 Aug 1600 362 4.6 242.0 1.50 204 Guest Bath 2 1 1.2 Aug 1300 90 1.1 61.0 1.47 RECEIVED 04/26/2018 Hourly Analysis Program 5.11 468E412 BUILDING DEPARTMENT