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MVR Evaporator for Salt Production 15-50 kWh/ton Energy Use

Categories MVR Evaporator
Brand Name: Hanpu
Certification: ce,iso
Place of Origin: China
MOQ: 1set
Price: 150000-500000
Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram
Delivery Time: 90days-150days
Packaging Details: Packing in wooden case
Application: salt making
Pressure: Customized
Energy Consumption: Low
Design Pressure: Customized
Welding: Laser welding
Material: Stainless Steel
Machinery Test Report: provided
Plate Material: SS304/316L/Ti
Basket Type: Multiple Effect Falling Film Evaporator
Location: China
Type: Industrial evaporator
Function: compression steam for MVR system
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MVR Evaporator for Salt Production 15-50 kWh/ton Energy Use

Mechanical Vapor Recompression (MVR) System

MVR reuses the evaporator’s secondary vapor as the heat source. A high-efficiency steam compressor raises the vapor’s pressure and temperature, then routes it back to the evaporator for heating. This heat-pump loop recovers latent heat, slashing utility demand—no live (fresh) steam is required once running.

How it works
  1. Pretreatment: Filter seawater or brine and adjust concentration for evaporation.
  2. Evaporation: Low-pressure boiling generates secondary vapor and concentrate.
  3. Mechanical recompression: The secondary vapor is compressed and returned as the heating medium.
  4. Crystallization & separation: Salt crystals form as brine concentrates; recover via filtration or centrifugation.
  5. Drying & packaging: Dry crystals and pack for storage or sale.
Advantages
  • Ultra-low energy use: typically 15–50 kWh per ton of water evaporated (design-dependent).
  • Gentle heating: small ΔT operation reduces product degradation.
  • Compact footprint: ~50% less floor area than traditional multi-effect units.
  • Clean utilities: no live steam consumption; low cooling-water demand; no boiler flue gas plume.
  • Flexible turndown: stable at low load; long service life.
  • Low-temperature capability: evaporation possible below 40 °C—ideal for heat-sensitive products.
Typical electric consumption by evaporator type
EvaporatorElectric use (kWh/ton H₂O evaporated)
Climbing film15–40
Falling film20–45
Forced circulation30–60

Note: Ranges vary with feed composition, fouling tendency, compression ratio, and heat-exchange area.

Applications
  • Vacuum salt & brine concentration
  • Environmental protection / ZLD & wastewater minimization
  • Chemicals
  • Food & ingredients
  • Other thermal-separation duties
Buy MVR Evaporator for Salt Production 15-50 kWh/ton Energy Use at wholesale prices
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