05-1438-002Air System Sizing Summary for AHU-5
Frcjact Name: 05-176 PLAZA-57 (SUITE 515) 10/12/2005
Prepared by: FRANYIE ENGINEERS INC. 01:03PM
Air System information
AirSystem Name --------------- ........ .-------- ---- .............. .• AHU-5 Number of zones ----------- ------- ------. --- . --- ----------------------------
Equipment Class -------------------- ---------------_---..... SPLT AHU Floor Area ............ •---------........ ------------...--------..._.2528.0 ft2
Air System Type --------------------------------- - -- ............ SZCAV Location ........................ -------....................... Miami IAP, Florida
Sizing Calculation Information
Zone and Space Sizing Method:
Zone CFM Sum of space airflow rates
Calculation Months ........ ___ ........... ............ ..._.......
....Jan to Dec
.............................
Space CFM...._.................. Individual peak space loads
Sizing Data ............................ .......................................
Calculated
Central Cooling Coil Sizing Data
Total coil load ................. .• - -----
/.. 9.0
Tons
Load occurs at . - _.-- ...........................
Jul 1300
------------
Total coil load _-_-_--------------.... .............�.7
147
MBH
OA DB / W B .......------------------------- --..........
--------.89.7176.7
IF
--------
Sensible coil load ...............--------- ...._.._.......... .....
89.4
MBH
Entering DB / W B ......................... ............... ...........79.3
/ 64.0
IF
Coil CFM at Jul 1300_ .................----.----- ..........__...
3221
CFM
Leaving DB / W B----------- ._..................... ...................
-.53.6 / 52.3
`F
.
Maxblock CFM ----- -- ........_ ... -----
. 3221
CFM
Cgii ADP ------------------------ ........... ..............................
---- 50.8
IF
.....................
Sum of peak zone CFM .--_-----------------------_._....__........
3221
CFM
Bypass Factor-.*, ---- ..... - 1- ........... --- - _ - _..........-
-.... 0.100
Sensibleheat ratio
0.830
Resulting RH----------------------._.......... ------------_-_-__
- ............._ 40
%
...........................................................
W/Ton -_.....- -----...... .._..
281.6
Design supply temp.... ---------- ----------- ---------
--............ ...... 55.0
IF
........................__...-------------_--
STU/(hr-ft2) - . ----- --- . •........---------- ........... ........
42.6
Zone T-stat Check ------------------------------- _...............
---------0 of 1
OK
Water flow @ 10.0 IF rise ................................................
N/A
Wax zone temperature deviation ............. .................
............ 0.0
IF
Central Heating Coil Sizing Data
Max coil load --•...................... - ..............
23.5
MBH
Load occurs at ------- ........ .......
Des Htg
..--
Coil CFM at Des Htg------------------_-- - ................
3221
CFM
BTU/(hr-ft2) ........__--------------- -----------------
..... 9.3
Max coil CFM . ---- --.... -............ ......------ ------ .......--......
3221
CFM
Ent. DB / Lvg DB ............ -._............. .---------------
.. 67.2 / 73.9
IF
Water flow @ 20.0 IF drop ...............................................
N/A
Supply Fan Sizing Data
Actual max CFM -------•--- --------- -----
3221
CFM
Fan motor BHP ................ ......................................
.------- ......... 1.88
BHP
.......
Standard CFM .---........ ...... -- -----------_...._._._..
3220
CFM
Fan motor kW . ........ --------------- ___ ..............
...... .._..._.---.1.40
kW
Actualmax CFMJft2 ...................................... .............1.27
CFM/ft2
Fan static--.......................................................... ...........
- --. 2.00
in wg
Outdoor Ventilation Air Data
Design airflow CFM.. ------------- ------..........................
360
CFM
(CFM/person ................ ............... - ..............--
...__.. 20.00
CFM/person
CFM/ft2------------• ................. .............-•------------_--------.._..
0.14
CFM/ft2
Hourly Analysis Program v.4.2
Pago I of
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