3 m³/day Water Desalination Plant

RO water desalination plants

3 m³/day Water Desalination Plant

Technology used: Reverse osmosis (RO)
Suitable water sources:

Low-salinity wells (up to 2000 ppm)
Municipal mains water

Product water quality:

Drinking-quality water
Suitable for domestic and service uses and light irrigation

3 m³/day Water Desalination Plant

3 m³/day water desalination plant

In many small projects and service facilities, large volumes of water are not necessary, but water quality remains a decisive factor that cannot be compromised. This is where a 3 m³/day water desalination plant comes in as an ideal solution that combines efficiency, simple operation and low cost.

This capacity is suitable for limited uses such as large homes, villas, small farms, clinics, laboratories and service offices, especially when relying on low-salinity wells or municipal mains water. Thanks to reverse osmosis (RO) technology, the 3 m³/day water desalination plant delivers water of consistent quality with economical consumption of energy and chemicals.

About the 3 m³/day water desalination plant

  • Technology used: Reverse osmosis (RO)
  • Suitable water sources:
    • Low-salinity wells (up to 2000 ppm)
    • Municipal mains water
  • Product water quality:
    • Drinking-quality water
    • Suitable for domestic and service uses and light irrigation

Design of the 3 m³/day Water Desalination Plant

Specification Unit Value
Plant model   D-RO-10
Dimensions (L*W*H) cm 300*400*200
Feed water TDS PPM Up to 2000
Product water TDS PPM < 100
Salt rejection rate   99%
Raw water flow rate L/h 900
Product water flow rate L/h 450
RO recovery rate   50%
Raw water temperature ℃ 5~40
Raw water pH value   3.0~10.0
Product water pH value   7.0~8.0
Electrical power KW 3.7
Electrical current type   AC
Voltage V 220
Frequency Hz 50
Plant operating pressure Bar 4

Process Stages of the 3 m³/day Water Desalination Plant

  1. Pretreatment: multimedia filter and cartridge (micron) filter.
  2. Main unit: RO membrane inside an RO pressure vessel (housing) with a high-pressure pump.
  3. Measurement and control: automatic operation and monitoring of the plant’s parts and components.

Components of the 3 m³/day Water Desalination Plant

No. Item Function
1 1 × primary water tank, 500 L Stores the raw water ready for the treatment process
2 1 × Italian stainless steel feed pump Draws raw water and pushes it through the initial treatment stages (chlorine, filters, etc.)
2 1 × Multimedia filter 10*54 inch Removes free chlorine, organic matter, odors and unwanted taste from the water
3 1 × Italian stainless steel high-pressure pump Raises the water pressure to the level required to overcome the osmotic pressure and drive the water through the membranes
4 1 × 4-inch American membrane Removes dissolved salts, heavy metals, chemicals and bacteria from the water
5 1 × 4-inch pressure vessel (housing) Tubes that house the membranes and withstand the high water pressure
6 1 × operation and control panel Controls the operation of the water desalination plant automatically
7 1 × plant support frame The water desalination plant components are mounted on it to assemble them into a compact unit that is easy to transport and install
8 Interconnecting piping between the water desalination plant equipment Conveys water between the stages of the water desalination plant
9 2 × flow meters Measures the water flow rate per second
10 3 × pressure gauges Measures the water pressure in the line it is installed on
11 1 × low-pressure switch Shuts off the pump when the pressure drops below the minimum limit
12 1 × solenoid valve Opens and closes the water flow in the line it is installed on
13 1 × final polyethylene tank, 500 L Stores the product water ready for use
14 1 × Italian stainless steel final product pump Draws the desalinated water from the tank

Applications of the 3 m³/day water desalination plant

Residential Uses

  • Homes and villas
  • Rest houses and chalets
  • Small residential buildings

Service and Medical Uses

  • Clinics and medical centers
  • Small laboratories
  • Schools and nurseries

Limited Agricultural Uses

  • Small farms
  • Greenhouses
  • Irrigation of salt-sensitive plants

Features of the 3 m³/day water desalination plant

  • Compact design suited to limited spaces
  • Simple operation that does not require high technical expertise
  • Low consumption of energy and chemicals
  • Low operating noise
  • Easy maintenance and spare parts availability
  • Consistent water quality that complies with approved standards

Operating Supplies (Consumables)

This capacity is distinguished by low operating costs, and Alpha Company provides the operating supplies free of charge for the first 6 months, including:

  • Cartridge filter elements
  • Disinfection materials (chlorine – powder or solution, depending on the application)

Maintenance and Warranty

  • Comprehensive warranty for two years against manufacturing and material defects
  • Compliance with Alpha’s approved periodic maintenance plans is required
  • The warranty does not cover faults resulting from misuse or negligence
  • Fast technical support and maintenance visits when needed

Site Inspection and Technical Assessment

A preliminary site inspection helps select the optimal design for the desalination plant, and includes:

  • Analyzing a fresh water sample to determine the appropriate treatment
  • Reviewing the power source and available capacity
  • Determining the installation location and the intake and discharge routes
  • Ensuring good ventilation and easy access for maintenance work

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