Energy Academy
Level 2: System Deep Dives/Waste Heat Recovery
Level 213 lessons · 135 min

Waste Heat Recovery

Find, grade and reuse waste heat — economisers, recuperators, heat exchangers and heat pumps.

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01Heat Recovery Fundamentals

  1. 01Heat Sources & Grades of Waste HeatWhere waste heat comes from (boiler flue, chiller condenser, process), and how to grade it.10 min
  2. 02Heat Recovery Overview & ValueWhy recover waste heat, payback timescales, and business case.9 min
  3. 03Matching Supply to Demand & EconomicsWhen recovery works: sink availability, temperature match, load profiles, payback.10 min
  4. 04Heat Recovery Fundamentals CheckQuiz on heat sources, grading, value, and matching.5 min

02Heat Recovery Technologies

  1. 01Heat Exchangers & EffectivenessPlate, shell-and-tube, brazed-plate types; effectiveness, fouling, approach temperature.11 min
  2. 02Air-to-Air Recovery: ERV & HRVEnthalpy recovery ventilation, heat recovery ventilation, sensible vs latent, applications.10 min
  3. 03Thermal Wheels, Pipes & Flash TanksRotating heat wheels, heat pipes, flash steam recovery from condensate.10 min
  4. 04Heat Recovery Technologies CheckQuiz on exchangers, air-to-air, and thermal recovery devices.5 min

03Applications & Optimization

  1. 01Flue Gas Recovery (Condensing Boilers)Recovering latent heat from flue gas, condensing boilers, and economics.10 min
  2. 02Chiller Condenser Heat RecoveryUsing condenser heat for space heating or domestic hot water.10 min
  3. 03Process & Industrial Heat RecoveryRecovering waste heat from industrial processes, equipment placement, retrofits.10 min
  4. 04Applications & Optimization CheckQuiz on boiler flue, chiller condenser, and process heat recovery.5 min

04Capstone Project

  1. 01Capstone: Waste Heat Recovery DiagnosticsHands-on: diagnose eight waste-heat call-outs — flue economiser, condenser recovery, air-to-air, fouled exchanger, flash steam, timing and temperature mismatches — then calculate, verify and prescribe the fix.30 min