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Excel tool

Plate Heat Exchanger Performance

Is your plate exchanger fouled, or was it never able to do the duty?

Plate exchanger performance from a test, and the clean duty and pressure drop predicted from the plate geometry.

USD 49

FormatExcel workbook (.xlsx), no macros
Versionv1.0
Works inExcel 2010 or later, Windows and Mac
UnitsSI, US and British, mixed freely
IncludesGuide tab with method and references, calculator, print-ready report
Checked againstShah & Sekulić Example 9.3: duty 713 kW vs 712 kW in the book; port pressure drops match.
Free versionTry the online calculator

Single-user licence. Team and site licences: see options. Instant download after payment; you also get updates to this major version.

Plate Heat Exchanger Performance — sample pages

What it does

Test evaluation

Duty, heat balance, LMTD, actual U, fouling resistance and cleanliness from plant readings.

Clean prediction from geometry

Channels per pass, hydraulic diameter and the Martin chevron-plate correlation — or your own correlation.

Clean U and duty

Film coefficients, clean U and clean duty by effectiveness-NTU.

Pressure drop

Channel and port pressure drop compared with the measured values.

Fluid library

About 165 fluids, including glycols, brines and heat transfer oils.

Print-ready report

Inputs, results, findings and charts on A4.

Built for engineers

  • Visible formulas — nothing hidden, so you can check every step.
  • Fully referenced — methods from the standard references, checked against their published worked examples.
  • Safe to share — sheets are protected against accidental edits, with an open password so you can still customise.
  • Built-in input checks — clear warnings for impossible inputs and values outside typical ranges.

For engineering estimates; verify against site data. Code-based methods are aligned with the publicly documented procedure; they are not a licensed reproduction or a certification.