7/14/2019 Heat Load Calculations.xls
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SUMMER HEAT LOAD
CONDITIONS DB WB %RH
Outside 107.6 90.32 52
Inside 75.2 65.48 60
Difference 32.4 XXX XXX
ParametersTotal Area 231
Height 16
False Ceiling 16
Volume 3598
Fresh Air Requirement ACHPH 1.5 90
Item Sun gain/ Temp diff Factor Area (sqft) To
SOLAR GAIN- GLASS
Glass(E) 12 0.43 148
Glass(W) 164 0.43 148
Glass(S) 12 0.43 94
Glass(N) 14 0.43 94
Glass(NW) 123 0.43
Glass(SW) 100 0.43
SOLAR & TRANS. GAIN-
WALLS & ROOFwall (E) 35.4 0.44 148
wall (W) 29.4 0.44 148
wall (S) 33.4 0.44 94
wall (N) 21.4 0.44 94
Roof sun insulated 52.4 0.11 231
Roof insulated 52.4 0.11
TRANS GAIN EXCEPT
WALLS & ROOFS
All glass 32.4 1.1 485
Ceiling Insulated 27.4 0.17
Floor 27.4 0.17
Partition-wall 27.4 0.4
Partition-glass 27.4 0.43
INFILTRATION & OUTSIDE
AIR BF
outside air 0.12 34.99 90
INTERNAL HEAT
People, Nos. 245 2
Lights, Watt 3.41 322
EQUIP. KW 3410 20
ROOM SENSIBLE HEAT SUB
TOTAL BTU/HR Sensible heat Safety Factor 10%
TOTAL ROOM SENSIBLE
HEAT (RSH) BTU/HR
LATENT HEAT
BF
Outdoor air 0.12 -7.3848 90
People, No.205
2 ROOM LATENT HEAT SUB
TOTAL
Safety Factor 10%
TOTAL ROOM LATENT HEAT
(RLH)
ROOM TOTAL HEAT(RTH) BTU/HR
OUTDOOR AIR HEAT
Sensible 32.4 0.88 90
Latent -10.86 0.88 90
GRAND TOTAL HEAT BTU/HR
Total Tonnage TR
SENSIBLE HEAT FACTOR
Sensible Heat Factor
App. Due Point DEG F
Dehumidified Air Qty CFM
INVERTER ROOM TO BE AIR C
7/14/2019 Heat Load Calculations.xls
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MONSOON HEAT LOAD
CONDITIONS DB WB %RH
Outside 98.6 89.24 70
Inside 75.2 65.48 60
Difference 23.4 XXX XXX
ParametersTotal Area 231
Height 16
False Ceiling 16
Volume 3598
Fresh Air Requirement ACHPH 1.5 90
Item Sun gain/ Temp diff Factor Area (sqft) To
SOLAR GAIN- GLASS
Glass(E) 12 0.43 148
Glass(W) 164 0.43 148
Glass(S) 12 0.43 94
Glass(N) 14 0.43 94
Glass(NW) 123 0.43
Glass(SW) 100 0.43
SOLAR & TRANS. GAIN-
WALLS & ROOF
wall (E) 17.76 0.44 148
wall (W) 11.76 0.44 148
wall (S) 15.76 0.44 94
wall (N) 3.76 0.44 94
Roof sun insulated 34.76 0.11 231
Roof insulated 34.76 0.11
TRANS GAIN EXCEPT
WALLS & ROOFS
All glass 14.76 1.1 485
Ceiling Insulated 9.76 0.17
Floor 9.76 0.17
Partition-wall 9.76 0.4
Partition-glass 9.76 0.43
INFILTRATION & OUTSIDE
AIRBF
outside air 0.12 15.94 90
INTERNAL HEAT
People, Nos. 245 2
Lights, Watt 3.41 322
EQUIP. KW 3410 20
ROOM SENSIBLE HEAT SUB
TOTAL BTU/HR
Sensible heat Safety Factor 10%
TOTAL ROOM SENSIBLE
HEAT (RSH) BTU/HR
LATENT HEAT
BF
Outdoor air 0.12 76.636 90
People, No. 205 2 ROOM LATENT HEAT SUB
TOTAL
Safety Factor 10%
TOTAL ROOM LATENT HEAT
(RLH)
ROOM TOTAL HEAT(RTH) BTU/HR
OUTDOOR AIR HEAT
Sensible 14.76 0.88 90
Latent 112.7 0.88 90
GRAND TOTAL HEAT BTU/HR
Total Tonnage TR
SENSIBLE HEAT FACTOR
Sensible Heat Factor
App. Due Point DEG F
Dehumidified Air Qty CFM
INVERTER ROOM TO BE AIR C
7/14/2019 Heat Load Calculations.xls
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WINTER HEAT LOAD
CONDITIONS DB WB %RH
Outside 89.6 79.16 64
Inside 75.2 65.48 60
Difference 14.4 XXX XXX
ParametersTotal Area 231
Height 16
False Ceiling 16
Volume 3598
Fresh Air Requirement ACHPH 1.5 90
Item Sun gain / Temp diff Factor Area (sqft) To
SOLAR GAIN- GLASS
Glass(E) 0.43 148
Glass(W) 0.43 148
Glass(S) 0.43 94
Glass(N) 0.43 94
Glass(NW) 0.43
Glass(SW) 0.43
SOLAR & TRANS. GAIN-
WALLS & ROOF
wall (E) 14.4 0.44 148
wall (W) 14.4 0.44 148
wall (S) 14.4 0.44 94
wall (N) 14.4 0.44 94
Roof sun insulated 14.4 0.11 231
Roof insulated 14.4 0.11
TRANS GAIN EXCEPT
WALLS & ROOFS
All glass 14.4 1.1 485
Ceiling Insulated 14.4 0.17
Floor 14.4 0.17
Partition-wall 14.4 0.4
Partition-glass 14.4 0.43
INFILTRATION & OUTSIDE
AIRBF
outside air 0.12 15.55 90
INTERNAL HEAT
People, Nos. 245 2
Lights, Watt 3.41 322
EQUIP. KW 3410 20
ROOM SENSIBLE HEAT SUB
TOTAL BTU/HR Sensible heat Safety Factor 10%
TOTAL ROOM SENSIBLE
HEAT (RSH) BTU/HR
LATENT HEAT
BF
Outdoor air 0.12 76.636 90
People, No. 205 2 ROOM LATENT HEAT SUB
TOTAL
Safety Factor 10%
TOTAL ROOM LATENT HEAT
(RLH)
ROOM TOTAL HEAT(RTH) BTU/HR
OUTDOOR AIR HEAT
Sensible 14.76 0.88 90
Latent 112.7 0.88 90
GRAND TOTAL HEAT BTU/HR
Total Tonnage TR
SENSIBLE HEAT FACTOR
Sensible Heat Factor
App. Due Point DEG F
Dehumidified Air Qty CFM
INVERTER ROOM TO BE AIR
7/14/2019 Heat Load Calculations.xls
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SUMMER HEAT LOAD
CONDITIONS DB WB %RH
Outside 118.4 73.04 10.7
Inside 75.2 65.48 60
Difference 43.2 XXX XXX
ParametersTotal Area 231
Height 16
False Ceiling 16
Volume 3598
Fresh Air Requirement ACHPH 1.5 90
Item Sun gain/ Temp diff Factor Area (sqft) To
SOLAR GAIN- GLASS
Glass(E) 12 0.43 148
Glass(W) 164 0.43 148
Glass(S) 12 0.43 94
Glass(N) 14 0.43 94
Glass(NW) 123 0.43
Glass(SW) 100 0.43
SOLAR & TRANS. GAIN-
WALLS & ROOFwall (E) 46.2 0.44 148
wall (W) 40.2 0.44 148
wall (S) 44.2 0.44 94
wall (N) 32.2 0.44 94
Roof sun insulated 63.2 0.11 231
Roof insulated 63.2 0.11
TRANS GAIN EXCEPT
WALLS & ROOFS
All glass 43.2 1.1 485
Ceiling Insulated 38.2 0.17
Floor 38.2 0.17
Partition-wall 38.2 0.4
Partition-glass 38.2 0.43
INFILTRATION & OUTSIDE
AIR BF
outside air 0.12 46.66 90
INTERNAL HEAT
People, Nos. 245 2
Lights, Watt 3.41 322
EQUIP. KW 3410 20
ROOM SENSIBLE HEAT SUB
TOTAL BTU/HR Sensible heat Safety Factor 10%
TOTAL ROOM SENSIBLE
HEAT (RSH) BTU/HR
LATENT HEAT
BF
Outdoor air 0.12 -37.264 90
People, No.205 2
ROOM LATENT HEAT SUB
TOTAL
Safety Factor 10%
TOTAL ROOM LATENT HEAT
(RLH)
ROOM TOTAL HEAT(RTH) BTU/HR
OUTDOOR AIR HEAT
Sensible 43.2 0.88 90
Latent -54.8 0.88 90
GRAND TOTAL HEAT BTU/HR
Total Tonnage TR
SENSIBLE HEAT FACTOR
Sensible Heat Factor
App. Due Point DEG F
Dehumidified Air Qty CFM
INVERTER ROOM TO BE AIR C
7/14/2019 Heat Load Calculations.xls
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MONSOON HEAT LOAD
CONDITIONS DB WB %RH
Outside 98.6 73.94 45
Inside 75.2 65.48 60
Difference 23.4 XXX XXX
ParametersTotal Area 231
Height 16
False Ceiling 16
Volume 3598
Fresh Air Requirement ACHPH 1.5 90
Item Sun gain/ Temp diff Factor Area (sqft) To
SOLAR GAIN- GLASS
Glass(E) 12 0.43 148
Glass(W) 164 0.43 148
Glass(S) 12 0.43 94
Glass(N) 14 0.43 94
Glass(NW) 123 0.43
Glass(SW) 100 0.43
SOLAR & TRANS. GAIN-
WALLS & ROOF
wall (E) 17.76 0.44 148
wall (W) 11.76 0.44 148
wall (S) 15.76 0.44 94
wall (N) 3.76 0.44 94
Roof sun insulated 34.76 0.11 231
Roof insulated 34.76 0.11
TRANS GAIN EXCEPT
WALLS & ROOFS
All glass 14.76 1.1 485
Ceiling Insulated 9.76 0.17
Floor 9.76 0.17
Partition-wall 9.76 0.4
Partition-glass 9.76 0.43
INFILTRATION & OUTSIDE
AIRBF
outside air 0.12 15.94 90
INTERNAL HEAT
People, Nos. 245 2
Lights, Watt 3.41 322
EQUIP. KW 3410 20
ROOM SENSIBLE HEAT SUB
TOTAL BTU/HR
Sensible heat Safety Factor 10%
TOTAL ROOM SENSIBLE
HEAT (RSH) BTU/HR
LATENT HEAT
BF
Outdoor air 0.12 76.636 90
People, No. 205 2 ROOM LATENT HEAT SUB
TOTAL
Safety Factor 10%
TOTAL ROOM LATENT HEAT
(RLH)
ROOM TOTAL HEAT(RTH) BTU/HR
OUTDOOR AIR HEAT
Sensible 14.76 0.88 90
Latent 112.7 0.88 90
GRAND TOTAL HEAT BTU/HR
Total Tonnage TR
SENSIBLE HEAT FACTOR
Sensible Heat Factor
App. Due Point DEG F
Dehumidified Air Qty CFM
INVERTER ROOM TO BE AIR C
7/14/2019 Heat Load Calculations.xls
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WINTER HEAT LOAD
CONDITIONS DB WB %RH
Outside 89.6 68.54 35
Inside 75.2 65.48 60
Difference 14.4 XXX XXX
ParametersTotal Area 231
Height 16
False Ceiling 16
Volume 3598
Fresh Air Requirement ACHPH 1.5 90
Item Sun gain / Temp diff Factor Area (sqft) To
SOLAR GAIN- GLASS
Glass(E) 0.43 148
Glass(W) 0.43 148
Glass(S) 0.43 94
Glass(N) 0.43 94
Glass(NW) 0.43
Glass(SW) 0.43
SOLAR & TRANS. GAIN-
WALLS & ROOF
wall (E) 14.4 0.44 148
wall (W) 14.4 0.44 148
wall (S) 14.4 0.44 94
wall (N) 14.4 0.44 94
Roof sun insulated 14.4 0.11 231
Roof insulated 14.4 0.11
TRANS GAIN EXCEPT
WALLS & ROOFS
All glass 14.4 1.1 485
Ceiling Insulated 14.4 0.17
Floor 14.4 0.17
Partition-wall 14.4 0.4
Partition-glass 14.4 0.43
INFILTRATION & OUTSIDE
AIRBF
outside air 0.12 15.55 90
INTERNAL HEAT
People, Nos. 245 2
Lights, Watt 3.41 322
EQUIP. KW 3410 20
ROOM SENSIBLE HEAT SUB
TOTAL BTU/HR Sensible heat Safety Factor 10%
TOTAL ROOM SENSIBLE
HEAT (RSH) BTU/HR
LATENT HEAT
BF
Outdoor air 0.12 76.636 90
People, No. 205 2 ROOM LATENT HEAT SUB
TOTAL
Safety Factor 10%
TOTAL ROOM LATENT HEAT
(RLH)
ROOM TOTAL HEAT(RTH) BTU/HR
OUTDOOR AIR HEAT
Sensible 14.76 0.88 90
Latent 112.7 0.88 90
GRAND TOTAL HEAT BTU/HR
Total Tonnage TR
SENSIBLE HEAT FACTOR
Sensible Heat Factor
App. Due Point DEG F
Dehumidified Air Qty CFM
INVERTER ROOM TO BE AIR