What do turf wars, battle lines, and tug of war have in common? They are all being mentioned by people involved in the creation of two rival commercial HVAC load calculation standards, one from the ...

ATLANTA - The American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) notes that there are multiple heating and cooling load calculation methods to determine system and ...

Based on the 2020 National Electrical Code. Article 220 of the 2020 National Electrical Code (NEC) contains the requirements for calculating demand loads for branch circuits, feeders, and services.

Before you can size the branch circuits for a dwelling, you must calculate the loads. Article 220 allows two distinctly different calculation methods: the standard method in Part III and the optional ...

The Wind Load Shear Wall Calculator is a shear wall design calculator for the iPhone or iPod Touch. It is a tool for engineers, architects, and builders, as well as students to design shear walls to ...

The electrical panel, also known as the service panel, is the control center for all the electrical circuitry in a residence. Today’s panels are bigger than earlier versions. They have to be, because ...