Load Calculation For Warehouse - HVAC-Talk
2009年6月18日 · North wall is 156' same height 6" thick tilt panel with (4) 8'x10' roll up doors no insulation. East wall will be a interior wall 2x4 stud no insulation, same for the South wall. Inside load will be 20 employees, (16) Incandescent lights 150 watts each. The ceiling will be R-19 stick pin insulation. Concrete slab no heat or insulation..
commercial load calculation - HVAC-Talk
2007年9月18日 · I am contracting in iraq we frequently have to condition large warehouses for the military. I never have the time to do proper load calculations and was wondering if anyone had a rule of thumb that might help, I have been using this calculation Lengthx widthx(.25 standard air pressure) to give me the amount of CFM that needs to be conditioned in that area and then …
HVAC load calculation for new metal building - HVAC-Talk
2023年6月19日 · HVAC load calculation for new metal building. Greetings from South Texas! I have just completed erection of a 50'x75'x18'tall metal building with a 3.5" on 12" roof pitch white). There is a partition wall leaving a 50'x50' area to be conditioned. There are two 20'x14' and one 10'x10' insulated sectional doors, no windows.
heating/cooling load calculation - HVAC-Talk
2024年9月12日 · Insulation: R11 in the walls , R25 ( i guess ) in ceiling. I did my own load calculation using past energy consumption and it comes to 3.5 to 4 ton for the whole house. The current system is two zone, each floor served by a 5-ton R22 AC / 110000 btu 80% gas furnace, which are builder installed and way too much oversized.
Heat Load Calculation - HVAC-Talk
2010年9月28日 · a) The process of inspecting things and calculating loads/flows takes time. The more granular the estimate (room-by-room vs a more simple model for example) the longer it takes. I think most homeowners get multiple estimates, which would make free analysis for every estimate a legitimate cost recovery issue.
Load calculation software - HVAC-Talk
2021年6月16日 · Load calculation software. I am new to this forum, I recently made the plunge into my own business after 12 years in the field (the last 6 doing on the side). I am looking for recommendations for the best and most user friendly load calculation software. Any input would be greatly appreciated, thanks! Reply.
Questions Concerning Manual J Load Calculation For A ... - HVAC …
2014年11月19日 · I am attempting to perform a Manual J Load Calculation. on a 1989 Fleetwood Double Wide Home. The home is 27 x 48 = 1296 square feet. The Manual J, 7th Edition Whole House Load Calculation shows average air changes per hour 900-1500 ft...Winter 1.0 AC/HR.....Summer .5 AC/HR. Are these average air changes per hour correct for a …
heat load calculation - HVAC-Talk
2004年7月4日 · Originally posted by hvac3901 alot of details have been left to speculation. the only thing that the addition of clothing could cause would be the initial infiltration and "pull down" if you will, of the clothing. after that any fault of the ac system would be that of tonnage, operation outside of design, system failure, or obstructed air distribution from the warehouse stock. …
Need Help Understanding Load Calculation Disparity - HVAC-Talk
2024年3月26日 · I used load-calc to produce the following calculation for my two story brick colonial: A local contractor produced this heat load report. The load-calc heat load is 45,532 BTUs while the contractor arrived at 120,577, the rating of my existing gas boiler. The load-calc cooling load 35,037 while the contractor calculated it to be 45,626.
Load Calculation Programs - HVAC-Talk
2009年5月12日 · When using load and design software, if you aren't using a company that produces an "approved" Manual J/D and it is just "based", you aren't doing yourself any favors. There are only 4 companies that are ACCA certified. Elite, Wrightsoft, Nitek, Adtek. NOTHING else is approved no matter what they try to tell you.