NodHub

Hydraulic pressure drop calculation — with instant report

Upload a simple Excel → get a clean PDF with assumptions and warnings. No setup. Early-stage validation.

Not a certified engineering calculation. For preliminary design & estimation.

1) Upload Excel

Simple pipe list. We parse and validate.

2) Solve

Darcy–Weisbach (friction + local losses) v0.

3) Report

Instant PDF: results, assumptions, warnings.

Demo calculation

Upload your .xlsx and get a PDF report in the browser.

Quick feedback (takes 30 seconds)

This is the most important part. Your answers directly shape the solver.

What do you hate most in hydraulic calculations?
What would make the report more useful?