📚 Chemical Engineering Topics

Learn from Practising Engineers

In-depth articles on real process engineering topics — written with 7+ years of industrial plant experience behind every word.

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Equipment Design ⏱ 12 min read
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Triple Effect Evaporator Design — Mass Balance, Steam Economy & BPE

Complete step-by-step TEE design guide — mass balance, boiling point elevation, heat transfer area sizing, vapour-liquid separator, and steam jet ejector. Plant-validated methods.

Fluid Mechanics ⏱ 6 min read
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NPSH Explained — Available vs Required & How to Prevent Cavitation

Understand NPSHa and NPSHr, how to calculate them, and practical steps to prevent cavitation in centrifugal pumps in process plants.

Equipment Design ⏱ 12 min read
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Triple Effect Evaporator Design — Mass Balance, Steam Economy & BPE

Complete walkthrough of TEE design methodology including forward-feed mass balances, boiling point elevation corrections, and steam economy calculations.

Heat Transfer ⏱ 10 min read
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Shell & Tube Heat Exchanger Sizing — LMTD Method with Worked Example

How to size a shell and tube heat exchanger using LMTD correction factor, overall heat transfer coefficient, and fouling resistances.

Mass Transfer ⏱ 9 min read
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Distillation Column Design — McCabe-Thiele Method Step by Step

Number of theoretical stages, reflux ratio, feed tray location, and tray efficiency — all explained with a binary distillation worked example.

Reaction Engg ⏱ 7 min read
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CSTR vs PFR — When to Use Which Reactor & How to Size Them

Comparison of continuous stirred tank and plug flow reactors, Damköhler number, space time, and volume calculations with design equations.

Fluid Mechanics ⏱ 8 min read
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Industrial Pipe Sizing — Velocity, Pressure Drop & Schedule Selection

How to select pipe diameter, schedule, and material for process lines. Covers recommended velocities, Darcy-Weisbach pressure drop, and ANSI B36.10/B36.19 schedules.

Equipment Design ⏱ 10 min read
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Steam Jet Ejector Design — HEI Standards, Air Leakage & SSC

Design of single and multi-stage steam ejectors for vacuum systems. HEI air leakage estimation, steam specific consumption from charts, and motive steam sizing.