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RE: [EnergyPlus_Support] Cooling Load Calculation





If you are reporting the load (demand) each second and want the GJ per hour then take the average of the 3,600 loads each second, divide by 1000 to get kWh then covert to GJ ( * 0.0036). But that is the load for the zone and does not equate to the energy used to meet the load.

 

 

cid:image003.png@01D09C46.E75BA0D0

Christopher Jones, P.Eng.
Senior Engineer

 

WSP Canada Inc.

2300 Yonge Street, Suite 2300

Toronto, ON M4P 1E4
T +1 416-644-4226

F +1 416-487-9766

C +1 416-697-0056

 

www.wspgroup.com

 

From: EnergyPlus_Support@xxxxxxxxxxxxxxx [mailto:EnergyPlus_Support@xxxxxxxxxxxxxxx]
Sent: Tuesday, June 21, 2016 1:32 AM
To: yahoogroups
Subject: [EnergyPlus_Support] Cooling Load Calculation

 

 

Dear All,

I calculated the following by using ILAS for 1 year.

Report: HVAC Sizing Summary

For: Entire Facility

Zone Cooling

Calculated Design Load [W]

User Design Load [W]

User Design Load per Area [W/m2]

Calculated Design Air Flow [m3/s]

User Design Air Flow [m3/s]

Design Day Name

Date/Time Of Peak

Thermostat Setpoint Temperature at Peak Load [C]

Indoor Temperature at Peak Load [C]

Indoor Humidity Ratio at Peak Load [kgWater/kgAir]

Outdoor Temperature at Peak Load [C]

Outdoor Humidity Ratio at Peak Load [kgWater/kgAir]

PRODUCTION ZONE

39246.61

39246.61

11.68

2.337

2.337

SIZINGPERIOD

7/26 14:00:00

0.00

26.70

0.00770

30.00

0.02274

 

Here, Calculated Design Cooling Load [W]= 39246.61 W .. is this calculation for per second ??? and if I want to convert this to GJ per Hour how can I do this?? Thank you.

 

Best Wishes,

 

Sajal Chowdhury
B.Arch.(BUET), M.Arch.(BUET), M.Eng.(HU,Japan)C.



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Posted by: "Jones, Christopher" <Christopher.r.Jones@xxxxxxxxxxxx>


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