Evaporation Technology
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What Evaporation Technologies Does ENCON Offer?
ENCON's product lineup of built-to-ship evaporators spans five core evaporation technologies, covering waste streams from as small as 200 gallons per week to as large as 4,000 gallons per hour. Each system is designed around a specific combination of energy source, volume, and waste stream chemistry.
Thermal Evaporators
- Capacity: 8 - 650 GPH
- Heat sources: Gas, propane, electric, steam, oil, waste oil, waste heat
- Best for: Facilities requiring flexible fuel options and broad capacity range
- Our most popular product line.
MVR Evaporators (Mechanical Vapor Recompression)
The ENCON MVR Evaporator uses an energy-recycling process that recaptures and reuses steam energy from the evaporation process itself. This dramatically cuts energy consumption, delivering operating costs as low as $0.01 - $0.02 per gallon of water evaporated — an 80% to 90% reduction over other wastewater treatment options.
- Capacity: 275 - 4,000 GPH.
- Operating cost: As low as $0.01 - $0.02 per gallon
- Energy savings: 80% - 90% over other wastewater treatment options.
- Recover clean distilled water for re-use or discharge to drain.
- Best for: High-volume applications where energy cost is a primary concern
VHP Evaporators (Vacuum Heat Pump)
The ENCON VHP Evaporator uses a refrigeration heat pump cycle that transfers heat rather than generating it, making it five times more energy efficient than conventional electric evaporators that use resistive heating elements. Operating under vacuum, it evaporates water at lower temperatures, which also makes it well-suited for heat-sensitive waste streams.
- Energy efficiency: 5x greater than standard electric evaporators
- Capacity: 20 - 110 GPH.
- Operates at reduced temperature under vacuum
- Recover clean distilled water for re-use or discharge to drain.
- Best for: Heat-sensitive streams, facilities seeking energy efficiency with electric power
Drum Evaporators
The ENCON Drum Evaporator is engineered for small volume waste streams and those with very high solids loading. Unlike other evaporator designs, the heating elements never contact the wastewater directly, making it the right solution when high solids concentrations would foul or damage standard equipment.
- Designed to process 200-400 gallons per week.
- Designed for high-solids and viscous waste streams
- Indirect heating prevents fouling and scaling on elements
- Best for: Low volume waste streams and streams with elevated suspended solids
Slurry Dryers
The ENCON Slurry Dryer takes evaporation a step further than evaporators. Slurry dryer technology can concentrate aqueous waste streams beyond saturation, drying both liquid waste and high-solids slurries into a dry, easily disposable solid. It handles a wide range of liquid solutions and sludges, producing a dramatically reduced solid residue that is straightforward to classify and dispose of.
- Handles liquid waste and high-solids sludge
- Output: Dry, solid residue - minimum volume, simplified disposal
- Best for: Facilities targeting Zero Liquid Discharge (ZLD) or Minimal Liquid Discharge (MLD) outcomes
How Do I Choose the Right Evaporation Technology?
The right technology depends on four factors: your waste stream's water content and chemistry, your target throughput volume, your available energy source, and your total cost of ownership goals. ENCON's engineering team can analyze your waste stream for free to recommend the best fit.
Use this as a starting guide:
| If your priority is... | Consider... |
|---|---|
| Lowest operating cost at high volume | MVR Evaporator |
| Simple installation and operation with most heat source options | Thermal Evaporator |
| Energy efficiency with electric heat | VHP Evaporator |
| Small wastewater volume or viscous waste streams | Drum Evaporator |
| Zero Liquid Discharge (ZLD) | Slurry Dryer |
Why Choose ENCON?
- 30+ years of industrial wastewater evaporation expertise
- 3,000+ installations across diverse industries worldwide
- 100% American-made systems, manufactured in Hooksett, NH
- Capacities from 200 gallons/week to 4,000 gallons/hour
- Free waste stream analysis before any commitment
- Ongoing support from an experienced applications & service team