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SECTOR PROFILE 04 OF 04 • ENG. ANDREW OMWENGA

Thermal Desalination & Coastal Utilities

Waste Heat Powered Hybrid MED-AD Seawater Desalination

I conduct thermodynamic feasibility studies and process modeling for hybrid thermal and adsorption seawater desalination systems powered by low-grade industrial waste heat.

Efficiency Gain62% Grid Power Reduction
CO2 Abatement5,000 m³/day Pure Water
Typical PaybackHigh-Yield Utility Integration
Thermal Desalination & Coastal Utilities
Thermal Desalination & Coastal Utilities62% Grid Power Reduction

Waste Heat Powered Hybrid MED-AD Seawater Desalination

COMMON SECTOR BOTTLENECKS

Thermal & Process Inefficiencies

✕High electricity costs and grid dependence of conventional desalination
✕High specific energy consumption in coastal freshwater production
✕Underutilized low-grade waste heat (65–85 °C) from industrial engines and boilers
✕Brine disposal environmental constraints in coastal zones
HOW I INTERVENE

Applied Consulting Interventions

✓Hybrid Multi-Effect Distillation with Adsorption Desalination (MED-AD) modeling (Kwale, Kenya project)
✓Waste heat integration utilizing 70 °C industrial jacket water
✓Specific energy consumption reduction down to 1.82 kWh/m³
✓Aspen Plus electrolyte thermodynamics modeling salt precipitation

Request an Engineering Assessment for Thermal Desalination & Coastal Utilities

My thermodynamic modeling and Pinch optimization interventions adapt to your plant's exact operating envelope, crude assays, and steam infrastructure.