Air System Sizing Summary for Electrical Substartion Elec.
EqProject Name: Electrical Substation11/15/2015 Prepared by:
DISEPROSA05:43 Hourly Analysis Program v4.90Page 1 of 19Air System
Information Air System Name Electrical Substartion Elec. Eq
Equipment Class PKG ROOF Air System Type SZCAV Number of zones
1Floor Area 538,2mLocation Muscat, OmanSizing Calculation
Information Calculation Months Jan to Dec Sizing Data Calculated
Zone L/s Sizing Sum of space airflow ratesSpace L/s Sizing
Individual peak space loadsCentral Cooling Coil Sizing Data Total
coil load 72,5kW Sensible coil load 68,4kW Coil L/s at Jul 1600
5653L/s Max block L/s 5653L/s Sum of peak zone L/s 5653L/s Sensible
heat ratio 0,943 m/kW 7,4 W/m 134,7 Water flow @ 5,6 K rise N/A
Load occurs at Jul 1600OA DB / WB 49,8 / 30,0CEntering DB / WB 25,5
/ 18,5CLeaving DB / WB 15,4 / 14,8CCoil ADP 14,3CBypass Factor
0,100Resulting RH 52%Design supply temp. 14,4CZone T-stat Check 0
of 1OKMax zone temperature deviation 0,0KCentral Heating Coil
Sizing Data Max coil load 7,0kW Coil L/s at Des Htg 5653L/s Max
coil L/s 5653L/s Water flow @ 11,1 K drop N/A Load occurs at Des
HtgW/m 13,1Ent. DB / Lvg DB 20,8 / 21,9CSupply Fan Sizing Data
Actual max L/s 5653L/s Standard L/s 5643L/s Actual max L/(s-m)
10,50L/(s-m) Fan motor BHP 0,00BHPFan motor kW 0,00kWFan static
0PaOutdoor Ventilation Air Data Design airflow L/s 161L/s L/(s-m)
0,30L/(s-m) L/s/person 0,00L/s/personHourly Analysis Program
v4.90Page 2 of 19Zone Sizing Summary for Electrical Substartion
Elec. EqProject Name: Electrical Substation11/15/2015 Prepared by:
DISEPROSA05:43 Air System Information Air System Name Electrical
Substartion Elec. Eq Equipment Class PKG ROOF Air System Type SZCAV
Number of zones 1Floor Area 538,2mLocation Muscat, OmanSizing
Calculation Information Calculation Months Jan to Dec Sizing Data
Calculated Zone L/s Sizing Sum of space airflow ratesSpace L/s
Sizing Individual peak space loadsZone Sizing Data Maximum
MaximumZone CoolingDesignMinimum HeatingFloor
SensibleAirflowAirflowTime ofLoadAreaZoneZone
Name(kW)(L/s)(L/s)Peak Load(kW)(m)L/(s-m)Zone 164,356535653Jul
21004,2538,210,50Zone Terminal Sizing DataNo Zone Terminal Sizing
Data required for this system.Space Loads and Airflows
CoolingTimeAirHeatingFloor Zone Name / SensibleofFlowLoadAreaSpace
Space NameMult.(kW)Load(L/s)(kW)(m)L/(s-m)Zone 1 6,6 kV SWITCHGEAR
ROOM 19,9Jul 22008720,8137,96,32 HV SWITCHGEAR ROOM 14,6Aug
18004040,668,55,90 LV SWITCHGEAR ROOM 149,8Jul
210043772,8331,813,19Hourly Analysis Program v4.90Page 3 of
19Ventilation Sizing Summary for Electrical Substartion Elec.
EqProject Name: Electrical Substation11/15/2015 Prepared by:
DISEPROSA05:43 1. Summary Ventilation Sizing Method Sum of Space OA
Airflows Design Ventilation Airflow Rate 161L/s2. Space Ventilation
Analysis Table Floor
MaximumRequiredRequiredRequiredRequiredUncorrected
AreaMaximumSupply AirOutdoor AirOutdoor AirOutdoor AirOutdoor
AirOutdoor AirZone Name / Space
NameMult.(m)Occupants(L/s)(L/s/person)(L/(s-m))(L/s)(% of
supply)(L/s)Zone 1 6,6 kV SWITCHGEAR
ROOM1137,90,0871,70,000,300,00,041,4 HV SWITCHGEAR
ROOM168,50,0404,20,000,300,00,020,6 LV SWITCHGEAR
ROOM1331,80,04377,30,000,300,00,099,5Totals (incl. Space
Multipliers) 5653,2 161,5Hourly Analysis Program v4.90Page 4 of
19Air System Design Load Summary for Electrical Substartion Elec.
EqProject Name: Electrical Substation11/15/2015 Prepared by:
DISEPROSA05:43 DESIGN COOLINGDESIGN HEATING COOLING DATA AT Jul
1600HEATING DATA AT DES HTG COOLING OA DB / WB 49,8 C / 30,0
CHEATING OA DB / WB 10,0 C / 5,8 C SensibleLatent
SensibleLatentZONE LOADSDetails(W)(W)Details(W)(W)Window &
Skylight Solar Loads0 m0-0 m--Wall Transmission270 m3361-270
m1348-Roof Transmission538 m5425-538 m2499-Window Transmission0
m0-0 m0-Skylight Transmission0 m0-0 m0-Door Loads19 m803-19
m363-Floor Transmission538 m0-538 m0-Partitions0 m0-0 m0-Ceiling0
m0-0 m0-Overhead Lighting5834 W5834-00-Task Lighting0
W0-00-Electric Equipment48715
W48713-00-People000000Infiltration-00-00Miscellaneous-00-00Safety
Factor0% / 0%000%00>> Total Zone Loads-641350-42100Zone
Conditioning-635360-48590Plenum Wall Load0%0-00-Plenum Roof
Load0%0-00-Plenum Lighting Load0%0-00-Return Fan Load5653 L/s0-5653
L/s0-Ventilation Load161 L/s48614112161 L/s21721Supply Fan Load5653
L/s0-5653 L/s0-Space Fan Coil Fans-0--0-Duct Heat Gain /
Loss0%0-0%0->> Total System Loads-683974112-70311Central
Cooling Coil-683974123-00Central Heating Coil-0--7031->>
Total Conditioning-683974123-70310Key:Positive values are clg
loadsPositive values are htg loads Negative values are htg
loadsNegative values are clg loadsHourly Analysis Program v4.90Page
5 of 19Zone Design Load Summary for Electrical Substartion Elec.
EqProject Name: Electrical Substation11/15/2015 Prepared by:
DISEPROSA05:43 Zone 1DESIGN COOLINGDESIGN HEATING COOLING DATA AT
Jul 2100HEATING DATA AT DES HTG COOLING OA DB / WB 45,2 C / 29,1
CHEATING OA DB / WB 10,0 C / 5,8 C OCCUPIED T-STAT 23,9 COCCUPIED
T-STAT 21,1 C SensibleLatent SensibleLatentZONE
LOADSDetails(W)(W)Details(W)(W)Window & Skylight Solar Loads0
m0-0 m--Wall Transmission270 m3376-270 m1348-Roof Transmission538
m5683-538 m2499-Window Transmission0 m0-0 m0-Skylight Transmission0
m0-0 m0-Door Loads19 m708-19 m363-Floor Transmission538 m0-538
m0-Partitions0 m0-0 m0-Ceiling0 m0-0 m0-Overhead Lighting5834
W5834-00-Task Lighting0 W0-00-Electric Equipment48715
W48713-00-People000000Infiltration-00-00Miscellaneous-00-00Safety
Factor0% / 0%000%00>> Total Zone Loads-643140-42100Hourly
Analysis Program v4.90Page 6 of 19Space Design Load Summary for
Electrical Substartion Elec. EqProject Name: Electrical
Substation11/15/2015 Prepared by: DISEPROSA05:43 TABLE 1.1.A.
COMPONENT LOADS FOR SPACE '' 6,6 kV SWITCHGEAR ROOM '' IN ZONE ''
Zone 1 '' DESIGN COOLINGDESIGN HEATING COOLING DATA AT Jul
2200HEATING DATA AT DES HTG COOLING OA DB / WB 44,4 C / 28,9
CHEATING OA DB / WB 10,0 C / 5,8 C OCCUPIED T-STAT 23,9 COCCUPIED
T-STAT 21,1 C SensibleLatent SensibleLatentSPACE
LOADSDetails(W)(W)Details(W)(W)Window & Skylight Solar Loads0
m0-0 m--Wall Transmission30 m417-30 m149-Roof Transmission138
m1457-138 m640-Window Transmission0 m0-0 m0-Skylight Transmission0
m0-0 m0-Door Loads0 m0-0 m0-Floor Transmission138 m0-138
m0-Partitions0 m0-0 m0-Ceiling0 m0-0 m0-Overhead Lighting1649
W1649-00-Task Lighting0 W0-00-Electric Equipment6399
W6398-00-People000000Infiltration-00-00Miscellaneous-00-00Safety
Factor0% / 0%000%00>> Total Zone Loads-99210-7900TABLE 1.1.B.
ENVELOPE LOADS FOR SPACE '' 6,6 kV SWITCHGEAR ROOM '' IN ZONE ''
Zone 1 '' COOLINGCOOLINGHEATING AreaU-ValueShadeTRANSSOLARTRANS
(m)(W/(m-K))Coeff.(W)(W)(W)E EXPOSURE WALL300,450-417-149H EXPOSURE
ROOF1380,418-1457-640TABLE 1.2.A. COMPONENT LOADS FOR SPACE '' HV
SWITCHGEAR ROOM '' IN ZONE '' Zone 1 '' DESIGN COOLINGDESIGN
HEATING COOLING DATA AT Aug 1800HEATING DATA AT DES HTG COOLING OA
DB / WB 48,3 C / 29,7 CHEATING OA DB / WB 10,0 C / 5,8 C OCCUPIED
T-STAT 23,9 COCCUPIED T-STAT 21,1 C SensibleLatent
SensibleLatentSPACE LOADSDetails(W)(W)Details(W)(W)Window &
Skylight Solar Loads0 m0-0 m--Wall Transmission31 m370-31 m156-Roof
Transmission69 m705-69 m318-Window Transmission0 m0-0 m0-Skylight
Transmission0 m0-0 m0-Door Loads6 m258-6 m121-Floor Transmission69
m0-69 m0-Partitions0 m0-0 m0-Ceiling0 m0-0 m0-Overhead Lighting767
W767-00-Task Lighting0 W0-00-Electric Equipment2500
W2500-00-People000000Infiltration-00-00Miscellaneous-00-00Safety
Factor0% / 0%000%00>> Total Zone Loads-46000-5960TABLE 1.2.B.
ENVELOPE LOADS FOR SPACE '' HV SWITCHGEAR ROOM '' IN ZONE '' Zone 1
'' COOLINGCOOLINGHEATING AreaU-ValueShadeTRANSSOLARTRANS
(m)(W/(m-K))Coeff.(W)(W)(W)S EXPOSURE WALL310,450-370-156
DOOR61,703-258-121H EXPOSURE ROOF690,418-705-318TABLE 1.3.A.
COMPONENT LOADS FOR SPACE '' LV SWITCHGEAR ROOM '' IN ZONE '' Zone
1 '' DESIGN COOLINGDESIGN HEATING COOLING DATA AT Jul 2100HEATING
DATA AT DES HTG COOLING OA DB / WB 45,2 C / 29,1 CHEATING OA DB /
WB 10,0 C / 5,8 C OCCUPIED T-STAT 23,9 COCCUPIED T-STAT 21,1 C
SensibleLatent SensibleLatentSPACE
LOADSDetails(W)(W)Details(W)(W)Window & Skylight Solar Loads0
m0-0 m--Wall Transmission208 m2611-208 m1042-Roof Transmission332
m3504-332 m1541-Window Transmission0 m0-0 m0-Skylight Transmission0
m0-0 m0-Door Loads13 m472-13 m242-Floor Transmission332 m0-332
m0-Partitions0 m0-0 m0-Ceiling0 m0-0 m0-Overhead Lighting3418
W3417-00-Task Lighting0 W0-00-Electric Equipment39816
W39814-00-People000000Infiltration-00-00Miscellaneous-00-00Safety
Factor0% / 0%000%00>> Total Zone Loads-498180-28250TABLE
1.3.B. ENVELOPE LOADS FOR SPACE '' LV SWITCHGEAR ROOM '' IN ZONE ''
Zone 1 '' COOLINGCOOLINGHEATING AreaU-ValueShadeTRANSSOLARTRANS
(m)(W/(m-K))Coeff.(W)(W)(W)N EXPOSURE WALL1300,450-1541-651E
EXPOSURE WALL300,450-412-148W EXPOSURE WALL490,450-658-242
DOOR131,703-472-242H EXPOSURE ROOF3320,418-3504-1541Hourly Analysis
Program v4.90Page 10 of 11System Psychrometrics for Electrical
Substartion Elec. EqProject Name: Electrical Substation11/15/2015
Prepared by: DISEPROSA05:43 July DESIGN COOLING DAY, 1600TABLE 1:
SYSTEM DATA Dry-BulbSpecific SensibleLatent TempHumidityAirflowCO2
LevelHeatHeatComponentLocation(C)(kg/kg)(L/s)(ppm)(W)(W)Ventilation
AirInlet49,80,0188816140048614112Vent - Return
MixingOutlet25,50,010485653736--Central Cooling
CoilOutlet15,40,010235653736683974123Central Heating
CoilOutlet15,40,0102356537360-Supply
FanOutlet15,40,0102356537360-Cold Supply
DuctOutlet15,40,010235653736--Zone
Air-24,80,010235653746635360Return PlenumOutlet24,80,0102356537460-
Air Density x Heat Capacity x Conversion Factor: At sea level =
1,207; At site altitude = 1,205 W/(L/s-K) Air Density x Heat of
Vaporization x Conversion Factor: At sea level = 2947,6; At site
altitude = 2942,3 W/(L/s) Site Altitude = 14,9 mTABLE 2: ZONE DATA
Zone TerminalZone Sensible ZoneZoneZoneCO2HeatingHeating
LoadT-statCondTempAirflowLevelCoilUnitZone
Name(W)Mode(W)(C)(L/s)(ppm)(W)(W)Zone
164135Cooling6353624,8565374600WINTER DESIGN HEATINGTABLE 1: SYSTEM
DATA Dry-BulbSpecific SensibleLatent TempHumidityAirflowCO2
LevelHeatHeatComponentLocation(C)(kg/kg)(L/s)(ppm)(W)(W)Ventilation
AirInlet10,00,00401161400-2172-1Vent - Return
MixingOutlet20,80,004015653736--Central Cooling
CoilOutlet20,80,00401565373600Central Heating
CoilOutlet21,90,0040156537367031-Supply
FanOutlet21,90,0040156537360-Cold Supply
DuctOutlet21,90,004015653736--Zone
Air-21,20,004015653746-48590Return PlenumOutlet21,20,0040156537460-
Air Density x Heat Capacity x Conversion Factor: At sea level =
1,207; At site altitude = 1,205 W/(L/s-K) Air Density x Heat of
Vaporization x Conversion Factor: At sea level = 2947,6; At site
altitude = 2942,3 W/(L/s) Site Altitude = 14,9 mTABLE 2: ZONE DATA
Zone TerminalZone Sensible ZoneZoneZoneCO2HeatingHeating
LoadT-statCondTempAirflowLevelCoilUnitZone
Name(W)Mode(W)(C)(L/s)(ppm)(W)(W)Zone
1-4210Deadband-485921,2565374600Hourly Analysis Program v4.90Page
11 of 12Air System Sizing Summary for Electrical Substation
OfficeProject Name: Electrical Substation11/15/2015 Prepared by:
DISEPROSA05:43 Air System Information Air System Name Electrical
Substation Office Equipment Class SPLT AHU Air System Type VAV
Number of zones 1Floor Area 46,3mLocation Muscat, OmanSizing
Calculation Information Calculation Months Jan to Dec Sizing Data
Calculated Zone L/s Sizing Peak zone sensible loadSpace L/s Sizing
Individual peak space loadsCentral Cooling Coil Sizing Data Total
coil load 5,6kW Sensible coil load 4,8kW Coil L/s at Aug 1700
310L/s Max block L/s at Aug 1800 318L/s Sum of peak zone L/s 318L/s
Sensible heat ratio 0,862 m/kW 8,3 W/m 120,3 Water flow @ 5,6 K
rise N/A Load occurs at Aug 1700OA DB / WB 49,2 / 29,9CEntering DB
/ WB 26,0 / 17,9CLeaving DB / WB 13,1 / 12,4CCoil ADP 11,7CBypass
Factor 0,100Resulting RH 46%Design supply temp. 12,8CZone T-stat
Check 1 of 1OKMax zone temperature deviation 0,0KSupply Fan Sizing
Data Actual max L/s at Aug 1800 318L/s Standard L/s 317L/s Actual
max L/(s-m) 6,87L/(s-m) Fan motor BHP 0,00BHPFan motor kW 0,00kWFan
static 0PaReturn Fan Sizing Data Actual max L/s at Aug 1800 318L/s
Standard L/s 317L/s Actual max L/(s-m) 6,87L/(s-m) Fan motor BHP
0,00BHPFan motor kW 0,00kWFan static 0PaOutdoor Ventilation Air
Data Design airflow L/s 17L/s L/(s-m) 0,37L/(s-m) L/s/person
4,26L/s/personHourly Analysis Program v4.90Page 12 of 13Zone Sizing
Summary for Electrical Substation OfficeProject Name: Electrical
Substation11/15/2015 Prepared by: DISEPROSA05:43 Air System
Information Air System Name Electrical Substation Office Equipment
Class SPLT AHU Air System Type VAV Number of zones 1Floor Area
46,3mLocation Muscat, OmanSizing Calculation Information
Calculation Months Jan to Dec Sizing Data Calculated Zone L/s
Sizing Peak zone sensible loadSpace L/s Sizing Individual peak
space loadsZone Sizing Data Maximum MaximumZone
CoolingDesignMinimum HeatingFloor SensibleAirflowAirflowTime
ofLoadAreaZoneZone Name(kW)(L/s)(L/s)Peak Load(kW)(m)L/(s-m)Zone
14,331817Aug 18000,646,36,87Zone Terminal Sizing Data
ReheatZoneZone ReheatCoilHtgHtgMixing CoilWaterCoilWaterBox Fan
LoadL/sLoadL/sAirflowZone Name(kW)@ 11,1 K(kW)@ 11,1 K(L/s)Zone
10,8-0,0-0Space Loads and Airflows CoolingTimeAirHeatingFloor Zone
Name / SensibleofFlowLoadAreaSpace Space
NameMult.(kW)Load(L/s)(kW)(m)L/(s-m)Zone 1 OFFICE 12,9Aug
18002140,223,49,13 PASSAGE 11,4Aug 18001040,422,94,56Hourly
Analysis Program v4.90Page 13 of 14Ventilation Sizing Summary for
Electrical Substation OfficeProject Name: Electrical
Substation11/15/2015 Prepared by: DISEPROSA05:43 1. Summary
Ventilation Sizing Method Sum of Space OA Airflows Design
Ventilation Airflow Rate 17L/s2. Space Ventilation Analysis Table
Floor MaximumRequiredRequiredRequiredRequiredUncorrected
AreaMaximumSupply AirOutdoor AirOutdoor AirOutdoor AirOutdoor
AirOutdoor AirZone Name / Space
NameMult.(m)Occupants(L/s)(L/s/person)(L/(s-m))(L/s)(% of
supply)(L/s)Zone 1 OFFICE123,44,0213,72,500,300,00,017,0
PASSAGE122,90,0104,40,000,000,00,00,0Totals (incl. Space
Multipliers) 318,1 17,0Hourly Analysis Program v4.90Page 14 of
15Air System Design Load Summary for Electrical Substation
OfficeProject Name: Electrical Substation11/15/2015 Prepared by:
DISEPROSA05:43 DESIGN COOLINGDESIGN HEATING COOLING DATA AT Aug
1700HEATING DATA AT DES HTG COOLING OA DB / WB 49,2 C / 29,9
CHEATING OA DB / WB 10,0 C / 5,8 C SensibleLatent
SensibleLatentZONE LOADSDetails(W)(W)Details(W)(W)Window &
Skylight Solar Loads0 m0-0 m--Wall Transmission52 m667-52 m258-Roof
Transmission46 m470-46 m215-Window Transmission0 m0-0 m0-Skylight
Transmission0 m0-0 m0-Door Loads6 m264-6 m121-Floor Transmission36
m0-36 m0-Partitions0 m0-0 m0-Ceiling0 m0-0 m0-Overhead Lighting568
W489-00-Task Lighting0 W0-00-Electric Equipment1498
W1405-00-People4237240000Infiltration-00-00Miscellaneous-00-00Safety
Factor20% / 20%707480%00>> Total Zone Loads-4239288-5950Zone
Conditioning-4312288-5440Plenum Wall Load0%0-00-Plenum Roof
Load0%0-00-Plenum Lighting Load0%0-00-Return Fan Load310 L/s0-17
L/s0-Ventilation Load17 L/s4894831 L/s120Supply Fan Load310 L/s0-17
L/s0-Space Fan Coil Fans-0--0-Duct Heat Gain / Loss0%0-0%0->>
Total System Loads-4800771-5560Central Cooling
Coil-4800771-00Terminal Reheat Coils-0--556->> Total
Conditioning-4800771-5560Key:Positive values are clg loadsPositive
values are htg loads Negative values are htg loadsNegative values
are clg loadsHourly Analysis Program v4.90Page 15 of 16Zone Design
Load Summary for Electrical Substation OfficeProject Name:
Electrical Substation11/15/2015 Prepared by: DISEPROSA05:43 Zone
1DESIGN COOLINGDESIGN HEATING COOLING DATA AT Aug 1800HEATING DATA
AT DES HTG COOLING OA DB / WB 48,3 C / 29,7 CHEATING OA DB / WB
10,0 C / 5,8 C OCCUPIED T-STAT 23,9 COCCUPIED T-STAT 21,1 C
SensibleLatent SensibleLatentZONE
LOADSDetails(W)(W)Details(W)(W)Window & Skylight Solar Loads0
m0-0 m--Wall Transmission52 m669-52 m258-Roof Transmission46
m476-46 m215-Window Transmission0 m0-0 m0-Skylight Transmission0
m0-0 m0-Door Loads6 m258-6 m121-Floor Transmission36 m0-36
m0-Partitions0 m0-0 m0-Ceiling0 m0-0 m0-Overhead Lighting568
W494-00-Task Lighting0 W0-00-Electric Equipment1498
W1411-00-People4240240000Infiltration-00-00Miscellaneous-00-00Safety
Factor20% / 20%710480%00>> Total Zone
Loads-4259288-5950Hourly Analysis Program v4.90Page 17 of 18Space
Design Load Summary for Electrical Substation OfficeProject Name:
Electrical Substation11/15/2015 Prepared by: DISEPROSA05:43 TABLE
1.1.A. COMPONENT LOADS FOR SPACE '' OFFICE '' IN ZONE '' Zone 1 ''
DESIGN COOLINGDESIGN HEATING COOLING DATA AT Aug 1800HEATING DATA
AT DES HTG COOLING OA DB / WB 48,3 C / 29,7 CHEATING OA DB / WB
10,0 C / 5,8 C OCCUPIED T-STAT 23,9 COCCUPIED T-STAT 21,1 C
SensibleLatent SensibleLatentSPACE
LOADSDetails(W)(W)Details(W)(W)Window & Skylight Solar Loads0
m0-0 m--Wall Transmission13 m158-13 m67-Roof Transmission23 m241-23
m109-Window Transmission0 m0-0 m0-Skylight Transmission0 m0-0
m0-Door Loads0 m0-0 m0-Floor Transmission13 m0-13 m0-Partitions0
m0-0 m0-Ceiling0 m0-0 m0-Overhead Lighting384 W334-00-Task
Lighting0 W0-00-Electric Equipment1498
W1411-00-People4240240000Infiltration-00-00Miscellaneous-00-00Safety
Factor20% / 20%477480%00>> Total Zone Loads-2861288-1760TABLE
1.1.B. ENVELOPE LOADS FOR SPACE '' OFFICE '' IN ZONE '' Zone 1 ''
COOLINGCOOLINGHEATING AreaU-ValueShadeTRANSSOLARTRANS
(m)(W/(m-K))Coeff.(W)(W)(W)S EXPOSURE WALL130,450-158-67H EXPOSURE
ROOF230,418-241-109TABLE 1.2.A. COMPONENT LOADS FOR SPACE ''
PASSAGE '' IN ZONE '' Zone 1 '' DESIGN COOLINGDESIGN HEATING
COOLING DATA AT Aug 1800HEATING DATA AT DES HTG COOLING OA DB / WB
48,3 C / 29,7 CHEATING OA DB / WB 10,0 C / 5,8 C OCCUPIED T-STAT
23,9 COCCUPIED T-STAT 21,1 C SensibleLatent SensibleLatentSPACE
LOADSDetails(W)(W)Details(W)(W)Window & Skylight Solar Loads0
m0-0 m--Wall Transmission38 m511-38 m191-Roof Transmission23
m236-23 m106-Window Transmission0 m0-0 m0-Skylight Transmission0
m0-0 m0-Door Loads6 m258-6 m121-Floor Transmission23 m0-23
m0-Partitions0 m0-0 m0-Ceiling0 m0-0 m0-Overhead Lighting184
W160-00-Task Lighting0 W0-00-Electric Equipment0
W0-00-People000000Infiltration-00-00Miscellaneous-00-00Safety
Factor20% / 20%23300%00>> Total Zone Loads-13970-4190TABLE
1.2.B. ENVELOPE LOADS FOR SPACE '' PASSAGE '' IN ZONE '' Zone 1 ''
COOLINGCOOLINGHEATING AreaU-ValueShadeTRANSSOLARTRANS
(m)(W/(m-K))Coeff.(W)(W)(W)E EXPOSURE WALL310,450-427-156S EXPOSURE
WALL70,450-84-35 DOOR61,703-258-121H EXPOSURE
ROOF230,418-236-106Hourly Analysis Program v4.90Page 18 of 18System
Psychrometrics for Electrical Substation OfficeProject Name:
Electrical Substation11/15/2015 Prepared by: DISEPROSA05:43 August
DESIGN COOLING DAY, 1700TABLE 1: SYSTEM DATA Dry-BulbSpecific
SensibleLatent TempHumidityAirflowCO2
LevelHeatHeatComponentLocation(C)(kg/kg)(L/s)(ppm)(W)(W)Ventilation
AirInlet49,20,0188817400489483Vent - Return
MixingOutlet26,00,009513101396--Central Cooling
CoilOutlet13,10,0086731013964800771Supply
FanOutlet13,10,0086731013960-Cold Supply
DuctOutlet13,10,008673101396--Zone
Air-24,70,0089831014534312288Return
PlenumOutlet24,70,0089831014530-Return
FanOutlet24,70,0089831014530- Air Density x Heat Capacity x
Conversion Factor: At sea level = 1,207; At site altitude = 1,205
W/(L/s-K) Air Density x Heat of Vaporization x Conversion Factor:
At sea level = 2947,6; At site altitude = 2942,3 W/(L/s) Site
Altitude = 14,9 mTABLE 2: ZONE DATA Zone TerminalZone Sensible
ZoneZoneZoneCO2HeatingHeating
LoadT-statCondTempAirflowLevelCoilUnitZone
Name(W)Mode(W)(C)(L/s)(ppm)(W)(W)Zone
14239Cooling431224,7310145300WINTER DESIGN HEATINGTABLE 1: SYSTEM
DATA Dry-BulbSpecific SensibleLatent TempHumidityAirflowCO2
LevelHeatHeatComponentLocation(C)(kg/kg)(L/s)(ppm)(W)(W)Ventilation
AirInlet10,00,004011400-120Vent - Return
MixingOutlet19,90,0040117575--Central Cooling
CoilOutlet19,90,004011757500Supply FanOutlet19,90,00401175750-Cold
Supply DuctOutlet20,00,0040117575--Zone
Air-20,50,0040117585-5440Return
PlenumOutlet20,50,00401175850-Return FanOutlet20,50,00401175850-
Air Density x Heat Capacity x Conversion Factor: At sea level =
1,207; At site altitude = 1,205 W/(L/s-K) Air Density x Heat of
Vaporization x Conversion Factor: At sea level = 2947,6; At site
altitude = 2942,3 W/(L/s) Site Altitude = 14,9 mTABLE 2: ZONE DATA
Zone TerminalZone Sensible ZoneZoneZoneCO2HeatingHeating
LoadT-statCondTempAirflowLevelCoilUnitZone
Name(W)Mode(W)(C)(L/s)(ppm)(W)(W)Zone
1-595Heating-54420,5175855560
