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Online Manual J load calculator. After about two years I finally got my online Manual J load calculator finished. Its been a fun project so far & I hope someone can get some use out of it besides myself. I also plan to add some data for Canada in the near future. I'd appreciate any ideas or feedback from anyone.
Load 13,386 5,394 Latent Load 678 Total Latent Load 1,378 He a t i n g L o a d S e n s i b l e C o o l i n g L a t e n t C o o l i n g To t a l C o o l i n g L o a d *N o mi n a l To n s 13,386 5,394 1,378 6,072 0.57
load calculator. looking for a load calc program for furnaces and a/c that will atleast have a trial version available to see how well it works and can work on tablets. ive used the taco load before but wont run on my tablet, ive also seen a few in the apps store but don't want to spend 40-50 on an app I don't know will work properly. would ...
The only computerized programs that I would suggest would be either Elite Software or Wrightsoft. These programs have been used by our company Larsen Tech for years doing Manual J and Manual D calculations for heat load calculations and residential duct designs.
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.
It also has a free graphical viewer, a free google sketchup plugin, and 1000s of pages of documentation on the web. It also replaces/enhance DOE2 which has its own interface eQuest, tutorials, 1000s of pages of documentation. It is used worldwide and has a large following in academia which leads to lots of validations.
Currently experts suggest a fresh, filtered air change in 4-5 hours when occupied to purge the indoor pollutants and renew oxygen. Might be 70 cfm for a 2,000 sq.ft. home when occupied. During peak cooling loads, the a/c setup correctly will easily handle and maintain <50%RH.
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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 manufactured home ...
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..