Andrade Safe — Heat exchanger laboratory / Laboratório de trocadores / Intercambiadores
Educational model: constant cp and U, single phase, steady state; ideal parallel and counterflow only. Not final equipment design.
Open simulador-lmtd-ntu.html locally; choose PT/EN/ES. No external scripts needed.
Run: python modelo-lmtd-ntu.py
CSV: scenarios1–20m², both arrangements, default inputs80/20°C,1.2/1kg/s,cp4180,U850.
Figures: original explanatory diagrams and calculated charts, PT/EN/ES.
Corrections applied: accessible SVG labels retained, finite-input validation, zero-area limit and stable LMTD near equal parallel outlets.
Checked2026-10-12.
