To ensure your Excel-linked calculation sheets remain reliable and accurate across projects, keep these practices in mind:
No database contains every unique architectural fitting. Create a clear protocol in your spreadsheet for overriding or manually inputting custom loss coefficients (e.g., manufacturer-certified proprietary dampers or fire dampers) without breaking the automated ASHRAE link chains. Maximizing Fan Efficiency Through Accurate Data
While the standalone ASHRAE DFDB software offers a graphical user interface to search for fittings, manually copying loss coefficients into a design spreadsheet is tedious. Establishing an Excel link unlocks several engineering advantages: ashrae duct fitting database excel link
: Engineers use the ASHRAE DFDB software to select specific fittings (like elbows, transitions, or tees) and input dimensions and airflow (CFM). The software calculates the specific pressure loss (in Pascals or inches w.g.), which is then manually or semi-automatically transferred into an Excel ESP calculation sheet Report Generation Duct Fitting Database Lite app
Here are some potential features for a tool or database that provides an ASHRAE duct fitting database with an Excel link: ashrae duct fitting database excel link
Instead of looking for a dubious link, you need a strategy to get the official data into a usable Excel format legally and accurately.
Once you have the proper (via purchase), follow these tips: ashrae duct fitting database excel link
: The backend tab holding exported fitting coefficient tables.
Fitting Total Pressure Loss (ΔP)=Co×VpFitting Total Pressure Loss open paren cap delta cap P close paren equals cap C sub o cross cap V sub p
While the official tool is cloud-based, many engineers create Excel-based calculators by extracting data from the database or creating macros to interface with it. 1. Official ASHRAE Database (Cloud/Software)