GUIDES / CORRELATIONS / RELEASES
Heat exchanger simulation help center
Read modeling guidance, correlation definitions, applicability limits, and website release notes. Help pages are isolated from the solver and do not affect your calculation.
Browse documentation
The first release focuses on refrigerant-side single-phase friction factors, with more models to follow.
Refrigerant single-phase friction
Darcy and Fanning definitions, flow regimes, Moody diagram, current implementations, and reference correlations.
Open correlation guide → 02 / CORRELATIONRefrigerant condensation
Available models, literature ranges, Dobson continuous diameter support, and comparison curves.
Open condensation guide → 03 / RELEASESRelease notes
Review major changes to the website, solver service, and documentation by date.
View release notes →