Centro De Computo De UNI-FIM HVAC Load Analysis

C e n t r o D e C o m p u t o D e U N II- F IM IM HVAC Load Analysis for

Facultad De Ingenieria Mecanica Universidad _Nacional De Ingenieria Rimac

Prepared By: IT Ecosystem SAC Refrigeracion Y Aire Acondicionado

sábado, 07 de diciembre de 2013

Chvac - Full Commercial HVAC Loads Calculation Program Elite Software Development College Station, TX 77845

Elite Software Development, Inc. Centro De Computo De UNI-FIM Page 2

General Project Data Inp Inp ut General Project Information Project file name: Project title: Project date: Weather reference city: Client name: Client address: Client city: Company name: Company representative:

CCFIM-UNI - MN374-A.CH8 Centro De Computo De UNI-FIM lunes, 02 de diciembre de 2013 LIMA, PERU Facultad De Ingenieria Mecanica Universidad _Nacional De Ingenieria Rimac Refrigeracion Y Aire Acondicionado IT Ecosystem SAC

Barometric pressure: Altitude: Latitude: Mean daily temperature range: Starting & ending time for HVAC load calculations: Number of unique rooms in this project:

29.876 42 -12 11.5 7am - 10pm 2

in.Hg. feet Degrees D egrees De

Building Default Values Calculations performed: Lighting requirements: Equipment requirements: People sensible load multiplier: People latent load multiplier: Room sensible safety factor: Room latent safety factor: Room heating safety factor: People diversity factor: Lighting profile number: Equipment profile number: People profile number: Building default ceiling height: Building default wall height:

Both heating and cooling loads 1.00 0.50 250 200 10 10 10 90 0 0 1 10.00 8.00

Wa W atts per square foot Watts per square foot Btuh per person Btuh per person % % % %

feet feet fe

Internal Operating Load Profiles (C = 100) 1 2 3 4 5 6 7 8 9 10

hr 1 5 5 5 5 C C C C C C

hr 2 5 5 5 5 C C C C C C

hr 3 5 5 5 5 C C C C C C

hr 4 5 5 5 5 C C C C C C

hr 5 5 5 5 5 C C C C C C

C:\ ...\CCFIM-UNI - MN374-A.CH8

hr 6 5 5 5 5 C C C C C C

hr 7 10 C 75 5 C C C C C C

hr 8 C C C C C C C C C C



hr 11 C C 80 C C C C C C C

hr 12 90 C 80 C C C C C C C

hr 13 90 C 80 C C C C C C C

hr 14 90 C C C C C C C C C




hr 18 70 C 80 C C C C C C C

hr 19 80 C 80 C C C C C C C

hr 20 80 C 80 C C C C C C C

hr 21 80 C 80 C C C C C C C

hr 22 80 C 30 C C C C C C C

hr 23 10 5 5 5 C C C C C C

hr 24 10 5 5 5 C C C C C C

sábado, 07 de diciembre de 2013, 07:38 a.m.



G e n e r al Pr o j e c t D at a I n p u t (c o n t ' d ) Building-Level Design Conditions Design Month

Outdoor Dry Bulb

Outdoor Wet Bulb

Indoor Rel.Hum

Indoor Dry Bulb

Grains Diff

In/Outdoor Correction

86 84 85 58

77 74 76

75% 75% 75%

75 75 75 75

28.11 12.76 23.39

-2 -4 -3

February January March Winter

Master Roofs Roof No.

ASHRAE Roof#

Roof U-Fac

Dark Color

Susp. Ceil

1 3 0.126 Yes Yes Roof #1 Description: 8 inch lightweight concrete, 1/2 inch slag, 3/4 inch felt & membrane, dark color, suspended ceiling. 2 6 0.146 Yes Yes Roof #2 Description: 6" lightweight concrete, 25 lb./sq.ft., dark color with suspended accoustical tile ceiling.

Master Walls Wall No.

ASHRAE Group

Wall U-Fac

Wall Color

1 D 0.281 Wall #1 Description: 4 inch face brick, 1 inch air space, 4 inch tile, dark color 2 G 1.124 Wall #2 Description: Metal wall, no insulation or finish 3 G 0.070 Wall #3 Description: Self-closing double door, metal, heavy construction, light color.

D M L

Master Partitions Partition No.

Partition U-Factor

Cool T-D

Heat T-D

1 0.355 0 0 Partition #1 Description: 8 inch concrete block partition wall, adjoining shipping and receiving area

Master Glass Glass No.

Summer U-Factor

Winter U-Factor

Glass Shd.Coef.

Interior Shading

Interior Shd.Coef

1 0.900 0.910 0.700 2 0.000 Glass #1 Description: 1/4" single-pane window, low e, heat-absorbing pattern, insulated metal frame, no int shading 2 0.470 0.380 0.730 2 0.000 Glass #2 Description: 1/4 inch double pane window,1/2 inch air space, heat abs, e=0.4, 4 ft.h x 6 ft. w, no internal shade

Master Shading Devices Shade No.

Dist Horiz Overh Projects

Dist Beyond Right W.Edge

Dist Beyond Left W.Edge

Dist Overh Above Wind

Dist Right Fin Proj

Dist R-Fin Beyond W.Edge

Ht Of Right Fin

Dist Left Fin Proj

Dist L-Fin Beyond W.Edge

Ht Of Left Fin

1 6.00 2.00 2.00 2.00 0.00 0.00 0.00 0.00 0.00 0.00 Shading Device #1 Description: Aluminum store-front overhang, 6' projection with 2' extra width on both sides of window





A i r H a n d l e r In p u t Air Handler Number 1 Input Data Name: Terminal type: Method for CV Supply fan type: Calculations performed: Excess supply air: Occurrences: People profile number: Lighting profile number: Equipment profile number: Exhaust may not exceed supply air: Leaving heating coil temp (deg.F): Leaving cooling coil temp (deg.F): Cooling coil CFM Misc. Btuh gain - supply side: Misc. Btuh gain - return side: Combined fan & motor efficiency: Static pressure across fan (in.wg.): Summer supply duct temp rise (deg.F): Summer return duct temp rise (deg.F): Winter supply duct temp drop (deg.F): Winter return duct temp drop (deg.F): Chilled water temp difference (deg.F): Hot water temp difference (deg.F): Cooling ventilation: Cooling infiltration: Heating ventilation: Heating infiltration: Pretreated outside air: Pretreated air Summer DB (deg.F): Pretreated air Summer WB (deg.F): Pretreated air Winter DB (deg.F):

Design Month

Tecer Piso Constant Volume Sum of Peaks Draw-thru fan Both heating and cooling loads Reserve 1 1 0 0 No 95.0 55.0 0 0 0 65 0.00 1.000 0.750 2.000 1.000 10.000 20.000 0.7 Direct 0 AC/Hr 10 CFM/Pr 0 AC/Hr none 0 0 0

Outdoor Dry Bulb

Outdoor Wet Bulb

Indoor Rel.Hum

Indoor Dry Bulb

Grains Diff

In/Outdoor Correction

86 84 85 58

77 74 76

75% 75% 75%

75 75 75 75

28.11 12.76 23.39

-2 -4 -3

February January March Winter





R o o m In p u t Room 1: Aula A (391.6 sq.ft) (Zone 1) Air Handler number: 1 Room length: (feet) 22.00 Lighting Watts: 20 Number of people in room: 15 Lighting profile number: 0 Ceiling height (feet): 9.50 Sensible safety factor (%): 10 Sensible heat per person (Btuh): 250 Cooling ventilation method: Direct Cooling infiltration method: AC/Hr Heating ventilation method: CFM/Pr Heating infiltration method: AC/Hr Winter exhaust air CFM: 0 Minimum supply CFM: 0 Ceil. exposed to plenum (sq.ft): 392 Both heating and cooling loads are calculated for this room. Roof 1 Part

1 2

1 17.80 196 1 0 10 10 200 0.700 0.000 10.000 0.000 0 0 0

Type

ASHRAE#

U-Factor

Dark

Length

Width

Area

Susp.Ceil

1

3

0.126

Yes

22.00

17.80

391.6

Yes

Type

U-Factor

Cool TD

Heat TD

Height

Width

Area

1

0.355

0.000

0.000

8.00

22.00

176.0

3 Wall

Room occurrences: Room width (feet): Equipment Watts: People profile number: Equipment profile number: Heating safety factor (%): Latent safety factor (%): Latent heat per person (Btuh): Cooling ventilation value: Cooling infiltration value: Heating ventilation value: Heating infiltration value: Summer exhaust air CFM: Latent Btuh equipment load: Exposed floor slab perimeter (ft):

Type

ASHRAE#

U-Factor

Color

Height

Width

Area

Direction

1 1

D D

0.281 0.281

D D

8.00 8.00

22.00 17.80

176.0 142.4

NW SE

Room 2: Aula B (391.6 sq.ft) (Zone 1) Air Handler number: 1 Room length: (feet) 22.00 Lighting Watts: 17 Number of people in room: 15 Lighting profile number: 0 Ceiling height (feet): 9.50 Sensible safety factor (%): 10 Sensible heat per person (Btuh): 250 Cooling ventilation method: Direct Cooling infiltration method: AC/Hr Heating ventilation method: CFM/Pr Heating infiltration method: AC/Hr Winter exhaust air CFM: 0 Minimum supply CFM: 0 Ceil. exposed to plenum (sq.ft): 392 Both heating and cooling loads are calculated for this room. Roof 1 Wall 1 2 3

Room occurrences: Room width (feet): Equipment Watts: People profile number: Equipment profile number: Heating safety factor (%): Latent safety factor (%): Latent heat per person (Btuh): Cooling ventilation value: Cooling infiltration value: Heating ventilation value: Heating infiltration value: Summer exhaust air CFM: Latent Btuh equipment load: Exposed floor slab perimeter (ft):

1 17.80 196 1 0 10 10 200 0.700 0.000 10.000 0.000 0 0 0

Type

ASHRAE#

U-Factor

Dark

Length

Width

Area

Susp.Ceil

1

3

0.126

Yes

22.00

17.80

391.6

Yes

Type

ASHRAE#

U-Factor

Color

Height

Width

Area

Direction

1 1 1

D D D

0.281 0.281 0.281

D D D

8.00 8.00 8.00

22.00 17.80 22.00

176.0 142.4 176.0

NW SW SE





P l en u m In p u t Plenum Number 1 Input Data Air Handler Number: Plenum active: Percent of light load to rooms: Floor u-factor (Btuh/Sq.ft-°F): Watts of equipment: Summer plenum-room temp. difference (deg.F): Winter plenum-room temp. difference (deg.F):


1 No 100 0.000 0 0 0




Building Summary Loads Building peaks in February at 5pm.

Bldg Load Descriptions

Area Quan

Sen Loss

%Tot Loss

Lat Gain

Sen Gain

Net Gain

%Net Gain

783 813 0 0

1,845 4,271 0 0

14.60 33.80 0.00 0.00

0 0 0 0

6,812 5,288 0 0

6,812 5,288 0 0

20.46 15.88 0.00 0.00

6,116

48.41

0

12,100

12,100

36.34

0 0 0 0 0 0 0 0 5,500 0 0 0 0 0 0 680 340 0 0

0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 43.53 0.00 0.00 0.00 0.00 0.00 0.00 5.38 2.69 0.00 0.00

0 0 0 5,940 0 0 0 14 0 0 0 0 0 0 0 0 0 0 0

139 1,470 0 7,425 0 0 0 8 0 0 0 470 0 823 0 2,803 2,102 0 0

139 1,470 0 13,365 0 0 0 22 0 0 0 470 0 823 0 2,803 2,102 0 0

0.42 4.41 0.00 40.14 0.00 0.00 0.00 0.07 0.00 0.00 0.00 1.41 0.00 2.47 0.00 8.42 6.31 0.00 0.00

12,635

100.00

5,954

27,338

33,293

100.00

Roof Wall Glass Floor Slab Skin Loads Lighting Equipment Pool Latent People Partition Cool. Pret. Heat. Pret. Cool. Vent. Heat. Vent. Cool. Infil. Heat. Infil. Draw-Thru Fan Blow-Thru Fan Reserve Cap. Reheat Cap. Supply Duct Return Duct Misc. Supply Misc. Return

37 392 0 27 176 0 0 1 300 0 0 0 0 0 0 0 0 0 0

Building Totals

Building Summary

Sen Loss

%Tot Loss

Lat Gain

Sen Gain

Net Gain

%Net Gain

Ventilation Infiltration Pretreated Air Room Loads Plenum Loads Fan/Duct/Misc Loads

5,500 0 0 6,116 0 1,019

43.53 0.00 0.00 48.41 0.00 8.07

14 0 0 5,940 0 0

8 0 0 21,956 0 5,375

22 0 0 27,896 0 5,375

0.07 0.00 0.00 83.79 0.00 16.14

12,635

100.00

5,954

27,338

33,293

100.00

Building Totals

Check Figures Total Building Supply Air (based on a 9° TD): Total Building Vent. Air (0.03% of Supply):

2,552 CFM 1 CFM

Total Conditioned Air Space: Supply Air Per Unit Area: Area Per Cooling Capacity: Cooling Capacity Per Area: Heating Capacity Per Area:

783 3.2587 282.3 0.0035 16.13

Total Heating Required With Outside Air: Total Cooling Required With Outside Air:

12,635 Btuh 2.77 Tons


Sq.ft CFM/Sq.ft Sq.ft/Ton Tons/Sq.ft Btuh/Sq.ft




B u i l d i n g S u m m a r y L o a d s ( Z) Building peaks in February at 5pm.

Bldg Load Descriptions

Area Quan

Sen Loss

%Tot Loss

Lat Gain

Sen Gain

Net Gain

%Net Gain

783 813 0 0

1,845 4,271 0 0

14.60 33.80 0.00 0.00

0 0 0 0

6,812 5,288 0 0

6,812 5,288 0 0

20.46 15.88 0.00 0.00

6,116

48.41

0

12,100

12,100

36.34

0 0 0 0 0 0 0 0 5,500 0 0 0 0 0 0 680 340 0 0

0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 43.53 0.00 0.00 0.00 0.00 0.00 0.00 5.38 2.69 0.00 0.00

0 0 0 5,940 0 0 0 14 0 0 0 0 0 0 0 0 0 0 0

139 1,470 0 7,425 0 0 0 8 0 0 0 470 0 823 0 2,803 2,102 0 0

139 1,470 0 13,365 0 0 0 22 0 0 0 470 0 823 0 2,803 2,102 0 0

0.42 4.41 0.00 40.14 0.00 0.00 0.00 0.07 0.00 0.00 0.00 1.41 0.00 2.47 0.00 8.42 6.31 0.00 0.00

12,635

100.00

5,954

27,338

33,293

100.00

Roof Wall Glass Floor Slab Skin Loads Lighting Equipment Pool Latent People Partition Cool. Pret. Heat. Pret. Cool. Vent. Heat. Vent. Cool. Infil. Heat. Infil. Draw-Thru Fan Blow-Thru Fan Reserve Cap. Reheat Cap. Supply Duct Return Duct Misc. Supply Misc. Return

37 392 0 27 176 0 0 1 300 0 0 0 0 0 0 0 0 0 0

Building Totals

Building Summary

Sen Loss

%Tot Loss

Lat Gain

Sen Gain

Net Gain

%Net Gain

Ventilation Infiltration Pretreated Air Room Loads Plenum Loads Fan/Duct/Misc Loads

5,500 0 0 6,116 0 1,019

43.53 0.00 0.00 48.41 0.00 8.07

14 0 0 5,940 0 0

8 0 0 21,956 0 5,375

22 0 0 27,896 0 5,375

0.07 0.00 0.00 83.79 0.00 16.14

12,635

100.00

5,954

27,338

33,293

100.00

Building Totals

Check Figures Total Building Supply Air (based on a 9° TD): Total Building Vent. Air (0.03% of Supply):

2,552 CFM 1 CFM


783 3.2587 282.3 0.0035 16.13


12,635 Btuh 2.77 Tons






A i r H a n d l e r # 1 - T ec e r P i s o - S u m m a r y L o a d s Rm No

Description Room Peak Time

1

Aula A 5pm February

2

Aula B 5pm February

Area People Volume

Htg.Loss Htg.CFM CFM/Sqft

Sen.Gain Clg.CFM CFM/Sqft

Lat.Gain S.Exh W.Exh

Htg.O.A. Req.CFM Act.CFM

Clg.O.A. Req.CFM Act.CFM

392 2,596 10,499 3,300 10/P Direct 15 134 1,220 0 150 0 3,720 0.34 3.12 0 127 0 Runout duct size: 8 in. h x 4in. w, Diffusers: 10, CFM/runout: 122, Velocity: 549.2 ft/min, Pressure drop: 0.111 in.wg./100ft 392 3,521 11,459 3,300 10/P Direct 15 181 1,332 0 150 0 3,720 0.46 3.40 0 173 0 Runout duct size: 8 in. h x 4in. w, Diffusers: 11, CFM/runout: 121, Velocity: 544.9 ft/min, Pressure drop: 0.109 in.wg./100ft Room Peak Totals: 783 6,116 21,958 6,600 Total Rooms: 2 30 315 2,553 0 Unique Rooms: 2 7,440 0.40 3.26 0 Main trunk duct size: 25 in. h x 17in. w, Velocity: 864.8 ft/min, Pressure drop: 0.066 in.wg./100ft


300 300

1 1




A i r H a n d l e r # 1 - Te c e r P i s o - T o t a l L o a d S u m m a r y Air Handler Description: Supply Air Fan: Fan Input: Sensible Heat Ratio:

Tecer Piso Constant Volume - Sum of Peaks Draw-Thru with program estimated horsepower of 0.19 HP 65% motor and fan efficiency with 0 in. water across the fan 0.81 --- This system occurs 1 time(s) in the building. ---

Air System Peak Time: Outdoor Conditions: Indoor Conditions:

5pm in February. Clg: 85° DB, 77° WB, 127.85 grains, Htg: 58° DB Clg: 75° DB, 75% RH, Htg: 75° DB

Summer: Ventilation controls outside air, ----- Winter: Ventilation controls outside air. Room Space sensible loss: Infiltration sensible loss: Outside Air sensible loss: Supply Duct sensible loss: Return Duct sensible loss: Return Plenum sensible loss: Total System sensible loss:

6,116 0 5,500 680 340 0

Btuh Btuh Btuh Btuh Btuh Btuh

12,635 Btuh

Heating Supply Air: 6,796 / (.998 X 1.08 X 20) = Winter Vent Outside Air (95.2% of supply) = Room space sensible gain: 21,133 Infiltration sensible gain: 0 Draw-thru fan sensible gain: 470 Supply duct sensible gain: 2,803 Reserve sensible gain: 823 Total sensible gain on supply side of coil:

315 CFM 300 CFM Btuh Btuh Btuh Btuh Btuh 25,229 Btuh

Cooling Supply Air: 25,229 / (.998 X 1.1 X 9) = Summer Vent Outside Air (0.0% of supply) = Return duct sensible gain: 2,102 Return plenum sensible gain: 0 Outside air sensible gain: 8 Blow-thru fan sensible gain: 0 Total sensible gain on return side of coil: Total sensible gain on air handling system:

0 CFM 300 CFM

2,552 CFM 1 CFM Btuh Btuh Btuh Btuh

1 CFM 2,110 Btuh 27,338 Btuh

Room space latent gain: 5,940 Btuh Infiltration latent gain: 0 Btuh Outside air latent gain: 14 Btuh Total latent gain on air handling system: Total system sensible and latent gain:

5,954 Btuh 33,293 Btuh

Check Figures Total Air Handler Supply Air (based on a 9° TD): Total Air Handler Vent. Air (0.03% of Supply):

2,552 CFM 1 CFM


783 3.2587 282.3 0.0035 16.13


12,635 Btuh 2.77 Tons






A i r H a n d l e r # 1 - T ec e r P i s o - S u m m a r y L o a d s f o r Z o n e s (Z ) Zn No

Description Zone Peak Time

1

Zone 1 5pm February

Area People Volume






783 6,116 21,958 6,600 n/a n/a 30 315 2,553 0 300 1 7,440 0.40 3.26 0 300 1 Runout duct size: 8 in. h x 4in. w, Diffusers: 21, CFM/runout: 122, Velocity: 547.0 ft/min, Pressure drop: 0.110 in.wg./100ft Trunk duct feeding zone: 25 in. h x 17in. w, Velocity: 864.9 ft/min, Pressure drop: 0.067 in.wg./100ft Zone Peak Totals: Total Zones: 1

783 6,116 21,958 6,600 30 315 2,553 0 7,440 0.40 3.26 0 Main trunk duct size: 25 in. h x 17in. w, Velocity: 864.8 ft/min, Pressure drop: 0.066 in.wg./100ft


300 300

1 1




A i r H a n d l e r # 1 - T ec e r P i s o - Su m m a r y L o a d s f o r R o o m s ( Z) Rm No

Description Zone Peak Time

1

Aula A 5pm February

2

Aula B 5pm February

Area People Volume






392 2,596 10,499 3,300 10/P Direct 15 134 1,220 0 150 0 3,720 0.34 3.12 0 127 0 Runout duct size: 8 in. h x 4in. w, Diffusers: 10, CFM/runout: 122, Velocity: 549.2 ft/min, Pressure drop: 0.111 in.wg./100ft 392 3,521 11,459 3,300 10/P Direct 15 181 1,332 0 150 0 3,720 0.46 3.40 0 173 0 Runout duct size: 8 in. h x 4in. w, Diffusers: 11, CFM/runout: 121, Velocity: 544.9 ft/min, Pressure drop: 0.109 in.wg./100ft Room Peak Totals: Total Rooms: 2

783 6,116 21,958 6,600 30 315 2,553 0 7,440 0.40 3.26 0 Main trunk duct size: 25 in. h x 17in. w, Velocity: 864.8 ft/min, Pressure drop: 0.066 in.wg./100ft


300 300

1 1




A i r H a n d l e r # 1 - Te c e r P i s o - T o t a l L o a d S u m m a r y ( Z) Air Handler Description: Supply Air Fan: Fan Input: Sensible Heat Ratio:

Tecer Piso Constant Volume - Sum of Peaks Draw-Thru with program estimated horsepower of 0.19 HP 65% motor and fan efficiency with 0 in. water across the fan 0.81 --- This system occurs 1 time(s) in the building. ---

Air System Peak Time: Outdoor Conditions: Indoor Conditions:

5pm in February. Clg: 85° DB, 77° WB, 127.85 grains, Htg: 58° DB Clg: 75° DB, 75% RH, Htg: 75° DB

Summer: Ventilation controls outside air, ----- Winter: Ventilation controls outside air. Room Space sensible loss: Infiltration sensible loss: Outside Air sensible loss: Supply Duct sensible loss: Return Duct sensible loss: Return Plenum sensible loss: Total System sensible loss:

6,116 0 5,500 680 340 0

Btuh Btuh Btuh Btuh Btuh Btuh

12,635 Btuh

Heating Supply Air: 6,796 / (.998 X 1.08 X 20) = Winter Vent Outside Air (95.2% of supply) = Room space sensible gain: 21,133 Infiltration sensible gain: 0 Draw-thru fan sensible gain: 470 Supply duct sensible gain: 2,803 Reserve sensible gain: 823 Total sensible gain on supply side of coil:

315 CFM 300 CFM Btuh Btuh Btuh Btuh Btuh 25,229 Btuh

Cooling Supply Air: 25,229 / (.998 X 1.1 X 9) = Summer Vent Outside Air (0.0% of supply) = Return duct sensible gain: 2,102 Return plenum sensible gain: 0 Outside air sensible gain: 8 Blow-thru fan sensible gain: 0 Total sensible gain on return side of coil: Total sensible gain on air handling system:

0 CFM 300 CFM

2,552 CFM 1 CFM Btuh Btuh Btuh Btuh

1 CFM 2,110 Btuh 27,338 Btuh

Room space latent gain: 5,940 Btuh Infiltration latent gain: 0 Btuh Outside air latent gain: 14 Btuh Total latent gain on air handling system: Total system sensible and latent gain:

5,954 Btuh 33,293 Btuh

Check Figures Total Air Handler Supply Air (based on a 9° TD): Total Air Handler Vent. Air (0.03% of Supply):

2,552 CFM 1 CFM


783 3.2587 282.3 0.0035 16.13


12,635 Btuh 2.77 Tons






Z o n e D e t ai l e d L o a d s ( A t Z o n e P e ak T i m e s ) Load Description

Unit Quan

-SCCFAC

CLTD SHGF

U.Fac -CLF-

Sen. Gain

Lat. Gain

Htg. Mult.

Htg. Loss

2.142 4.777 4.777 0.000

839 841 680 0

Room 1-Aula A - Air Handler 1 (Tecer Piso), Zone 1 peaks (sensible) in February at 5pm. Roof-1-3-Susp.C-D Wall-1-NW-D-D Wall-2-SE-D-D Partition-3-1 Lights-Prof=0 Equipment-Prof=0 People-Prof=1

392 176 142 176 20 196 15.0

1.00 1 1

62.8 21.3 22.8 0/0

0.126 0.281 0.281 0.355

1.000 1.000 1.000

Sub-total Safety factors: Total w/ safety factors:

3,096 1,051 910 0 69 668 3,750

0 3,000

9,545 +10% --------10,499

3,000 +10% --------3,300

2,360 +10% --------2,596

Room 2-Aula B - Air Handler 1 (Tecer Piso), Zone 1 peaks (sensible) in February at 5pm. Roof-1-3-Susp.C-D Wall-1-NW-D-D Wall-2-SW-D-D Wall-3-SE-D-D Lights-Prof=0 Equipment-Prof=0 People-Prof=1 Sub-total Safety factors: Total w/ safety factors:


392 176 142 176 17 196 15.0

1.00 1 1 1 1.000 1.000 1.000

62.8 21.3 16.8 22.8

0.126 0.281 0.281 0.281

3,096 1,051 670 1,125 57 668 3,750

2.142 4.777 4.777 4.777 0 3,000

10,417 +10% --------11,459

3,000 +10% --------3,300

839 841 680 841

3,201 +10% --------3,521




R o o m D e t ai l e d L o a d s ( A t R o o m P e a k Ti m e s ) Load Description

Unit Quan

-SCCFAC

CLTD SHGF

U.Fac -CLF-

Sen. Gain

Lat. Gain

Htg. Mult.

Htg. Loss

Room 1-Aula A peaks (sensible) in February at 5pm, Air Handler 1 (Tecer Piso), Zone 1, 22.0 x 17.8, Construction Type: 8 (Medium) Roof-1-3-Susp.C-D Wall-1-NW-D-D Wall-2-SE-D-D Partition-3-1 Lights-Prof=0 Equipment-Prof=0 People-Prof=1

392 176 142 176 20 196 15.0

1.00 1 1

62.8 21.3 22.8 0/0

0.126 0.281 0.281 0.355

1.000 1.000 1.000


3,096 1,051 910 0 69 668 3,750

2.142 4.777 4.777 0.000 0 3,000

9,545 +10% --------10,499

3,000 +10% --------3,300

839 841 680 0

2,360 +10% --------2,596

Lighting Cooling Loads Item Name

Quantity

Fluorescent, (1) 18 in., T12 lamp, Mag-Std ballast High Pressure Sodium, (1) 200 W lamp, HID ballast

Special Quantity Allowance Type Factor

Space Fraction

Occurrences

Usage Factor

Load (Btuh)

15

watts

1.27

1

1

1

65

1

watts

1.25

1

1

1

4

Total

69

Room 2-Aula B peaks (sensible) in February at 5pm, Air Handler 1 (Tecer Piso), Zone 1, 22.0 x 17.8, Construction Type: 6 (Light) Roof-1-3-Susp.C-D Wall-1-NW-D-D Wall-2-SW-D-D Wall-3-SE-D-D Lights-Prof=0 Equipment-Prof=0 People-Prof=1

392 176 142 176 17 196 15.0

1.00 1 1 1 1.000 1.000 1.000

62.8 21.3 16.8 22.8

0.126 0.281 0.281 0.281


3,096 1,051 670 1,125 57 668 3,750

2.142 4.777 4.777 4.777 0 3,000

10,417 +10% --------11,459

3,000 +10% --------3,300

839 841 680 841

3,201 +10% --------3,521

Lighting Cooling Loads Item Name

Quantity

Fluorescent, (1) 18 in., T12 lamp, Mag-Std ballast High Pressure Sodium, (1) 100 W lamp, HID ballast C:\ ...\CCFIM-UNI - MN374-A.CH8


Space Fraction

Occurrences

Usage Factor

Load (Btuh)

12

watts

1.27

1

1

1

52

1

watts

1.38

1

1

1

5




R o o m D e t ai l e d L o a d s ( A t R o o m P e ak T i m e s ) (c o n t ' d ) Item Name

Quantity

Total



Space Fraction

Occurrences

Usage Factor

Load (Btuh) 57




A i r S y s t e m # 1 (T ec e r P i s o ) P s y c h r o m e t r i c A n a l y s i s System Load Analysis

Latent

Leaving Coil Condition Draw-Thru Fan Misc Load on Supply Side Supply Air Duct Room Loads Sensible Reserve

Grains

Sensible

Temp

CFM

470 0 2,803 21,133 823

66.000 0.168 0.000 1.000 7.539 0.294

47 0 284 2,138 83

25,229 2,102 0 0 8 0

75.000 0.750 0.000 0.000 0.003 0.000

2,552

27,338

75.753

2,552

94.409 0

0.000

5,940

3.428

Room Condition Return Air Duct Return Air Plenum Misc Load on Return Side Vent Air 1 CFM Blow-Thru Fan

5,940

97.837

0 14

0.000 0.008

Entering Coil Condition

5,954

97.845

General Psychrometric Equations Used In Analysis: PR TSH TLH GTH

=(Barometric pressure of site / Standard ASHRAE pressure of 29.921) = PR x 1.10 x CFM x (DB entering - DB leaving) = PR x 0.68 x CFM x (Grains entering - Grains leaving) = PR x 4.50 x CFM x (Enthalpy entering - Enthalpy leaving)

TSH TLH

= =

0.998 0.998

SUM = GTH = 0.998 Total System Load

x x

x

1.10 0.68

4.50

x x

x

2,552 2,552

2,552

x ( 75.8 x ( 97.8

x ( 33.5

-

-

66.0 94.4

30.5

)= )=

)= =

27,338 5,954 ---------33,292 33,674 33,293

Btuh Btuh Btuh Btuh Btuh

Chilled and Hot Water Flow Rates and Steam Requirement Cooling GPM Heating GPM Steam Req.

= = =

33,674 / ( 12,635 / ( 12,635 /

10.00 x 20.00 x 970

Entering Cooling Coil Conditions Dry bulb temperature: Wet bulb temperature: Relative humidity: Enthalpy:


) )

= = =

6.7 GPM 1.3 GPM 13.0 lb./hr

Entering Heating Coil Conditions 75.75 69.40 73.15 33.48 Btu/lbm

Leaving Cooling Coil Conditions Dry bulb temperature: Wet bulb temperature: Relative humidity: Enthalpy:

500 500

Dry bulb temperature:

58.77

Leaving Heating Coil Conditions 66.00 65.68 98.39 30.55 Btu/lbm


95.00




A i r S y s t e m # 1 (T ec e r P i s o ) Ps y c h r o m e t r i c A n a l y s i s ( Z) System Load Analysis

Latent

Leaving Coil Condition Draw-Thru Fan Misc Load on Supply Side Supply Air Duct Room Loads Sensible Reserve

Grains

Sensible

Temp

CFM

470 0 2,803 21,133 823

66.000 0.168 0.000 1.000 7.539 0.294

47 0 284 2,138 83

25,229 2,102 0 0 8 0

75.000 0.750 0.000 0.000 0.003 0.000

2,552

27,338

75.753

2,552

94.409 0

0.000

5,940

3.428

Room Condition Return Air Duct Return Air Plenum Misc Load on Return Side Vent Air 1 CFM Blow-Thru Fan

5,940

97.837

0 14

0.000 0.008

Entering Coil Condition

5,954

97.845

General Psychrometric Equations Used In Analysis: PR TSH TLH GTH

=(Barometric pressure of site / Standard ASHRAE pressure of 29.921) = PR x 1.10 x CFM x (DB entering - DB leaving) = PR x 0.68 x CFM x (Grains entering - Grains leaving) = PR x 4.50 x CFM x (Enthalpy entering - Enthalpy leaving)

TSH TLH

= =

0.998 0.998

SUM = GTH = 0.998 Total System Load

x x

x

1.10 0.68

4.50

x x

x

2,552 2,552

2,552

x ( 75.8 x ( 97.8

x ( 33.5

-

-

66.0 94.4

30.5

)= )=

)= =

27,338 5,954 ---------33,292 33,674 33,293

Btuh Btuh Btuh Btuh Btuh

Chilled and Hot Water Flow Rates and Steam Requirement Cooling GPM Heating GPM Steam Req.

= = =

33,674 / ( 12,635 / ( 12,635 /

10.00 x 20.00 x 970

Entering Cooling Coil Conditions Dry bulb temperature: Wet bulb temperature: Relative humidity: Enthalpy:


) )

= = =

6.7 GPM 1.3 GPM 13.0 lb./hr

Entering Heating Coil Conditions 75.75 69.40 73.15 33.48 Btu/lbm

Leaving Cooling Coil Conditions Dry bulb temperature: Wet bulb temperature: Relative humidity: Enthalpy:

500 500


58.77

Leaving Heating Coil Conditions 66.00 65.68 98.39 30.55 Btu/lbm


95.00




A i r S y s t e m # 1 (T ec e r P i s o ) P s y c h r o m e t r i c C h a r t RC LC SD DTF RE SM PRE MIX

Room Condition Leaving Coil Condition Supply Duct Temperature Rise Draw Through Fan Sensible Gain Reserve or Reheat Sensible Gain Supply Side Miscellaneous Sensible Gain Pretreated Air Condition Mixed Air Condition


OC EC RD BTF PL MR HRV RML

Outdoor Condition Entering Coil Condition Return Duct Temperature Rise Blow Through Fan Sensible Gain Return Air Plenum Sensible Gain Return Side Miscellaneous Gain Heat Recovery Ventilator Condition Return Miscellaneous Latent Gain




A i r S y s t e m # 1 (T ec e r P i s o ) P s y c h r o m e t r i c C h a r t (Z ) RC LC SD DTF RE SM PRE MIX

Room Condition Leaving Coil Condition Supply Duct Temperature Rise Draw Through Fan Sensible Gain Reserve or Reheat Sensible Gain Supply Side Miscellaneous Sensible Gain Pretreated Air Condition Mixed Air Condition


OC EC RD BTF PL MR HRV RML

Outdoor Condition Entering Coil Condition Return Duct Temperature Rise Blow Through Fan Sensible Gain Return Air Plenum Sensible Gain Return Side Miscellaneous Gain Heat Recovery Ventilator Condition Return Miscellaneous Latent Gain




R o o m # 1 - A u l a A - P i e Ch a r t s Room #1 peaks in February at 5pm

Roof - 24.68%

Room #1 Net Gain 13,799 Btuh

People - 53.81%

Wall - 15.63%

Lighting - 0.55% Equipment - 5.33%

Roof - 35.55%

Room #1 Loss 2,596 Btuh

Wall - 64.45%





R o o m # 2 - A u l a B - P i e Ch a r t s Room #2 peaks in February at 5pm

Roof - 23.08%

Room #2 Net Gain 14,759 Btuh

People - 50.31%

Wall - 21.21%

Lighting - 0.42% Equipment - 4.98%

Roof - 26.21%

Room #2 Loss 3,521 Btuh

Wall - 73.79%



Centro De Computo De UNI-FIM HVAC Load Analysis

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