Salt water is transformed into drinking water.
A reverse osmosis Reverse osmosis is a sub-sector within membrane filtration. It is the process with the highest ... more in the glossary system of type of SW has PVC pipework on the low-pressure side. The high-pressure side of the system has a potable water-compatible, highly corrosion-resistant inner seal due to the high NaCI content. The integrated semi-automatic cleaning system with permeate and/or raw water flushing ensures exceptionally long membrane service lives, as scaling and fouling effects are minimised. The system can be adapted with ease to specific customer requirements. Pipework material, other types of membrane for enhanced salt retention, integration of measuring and control technology and metering technology to visualisation of the entire process with peripheral components via a PLC. Everything can be selected at random. Optional for all systems: They can be fitted with a system for energy recovery from the concentrate flow. The latest generation of what are known as pressure controllers is used.
Features and Benefits
- Integrated energy recovery system based on state-of-the-art pressure controllers
- Efficient operation with low pressure membranes with outputs of up to 50% and high salt retention rates of up to over 99%
- Reduced maintenance and service costs as well as long membrane service lives, thanks to integrated cleaning concepts and flushing options
- Service-friendly construction of systems on a corrosion-resistant powder-coated steel or stainless steel frame
- Simple and safe to operate: Central control of the entire system by microprocessor controller or industrial PLC with touch panel and process visualisation
- Application-optimised design taking into account economic aspects, such as the durability of the membranes, energy efficiency and process automation
- One-stop shop: no interface problems, smooth running with short times between definition of the task to joint commissioning and on-site system supervision with our global subsidiaries
Field of application
The following list is a general representation of basically suitable applications for this product. Please contact your personal representative to discuss the use of the product in your individual application.
- Decentralised, public or private supply of potable water.
Technical Details
- Turnkey systems constructed on a high-quality, double powder-coated steel or stainless steel frame
- Highly efficient low-pressure membranes with maximum output and system retention rates of over 99% integrated in epoxy-glass resin pressure pipes
- Pre-filter 5µm with manometer for determining differential pressure
- Pressure switch to protect the high-pressure pump
- Flow meter to display permeate and concentrate volume
- Semi-automatic cleaning system for chemical module cleaning for long module service lives
- Central PLC of the entire system and peripheral components, adapted to customer requirements
The product range DULCOSMOSE SW was designed for the following values in feed water:
* Different salt content influences the performance data accordingly |
** as O2 |
Salt content max.* | 40.000 mg/l |
pH-range | 3.0…10.0 |
Silt density index max. | 3 |
Free chlorine max. | 0.1 mg/l |
Total Fe, Mn max. | 0.2 mg/l |
Max total hardness | water must be chemically stabilised |
Bacteria count max. | 100 KBE/ml |
Turbidity max. | 0.5 NTU |
COD max.** | 5 mg/l |
Plants with 4" and 8" membranes, salt rejection of the plants 99%
Plant | Permeate capacity at 25 °C water temperature | Number of 4" and 8" membranes | Connected load without energy recovery | Connected load with energy recovery* | Dimensions H x W x D |
---|
| gph | l/h | No. | kW | kW | inch |
---|
* Pressure converter for energy recovery |
** Separate cleaning tank |
PRO 0078SW | 206 | 780 | 6 | 5.5 | - | 70.9 x 137.8 x 39.4 |
PRO 0185SW | 489 | 1,850 | 3 | 11.0 | - | 70.9 x 157.5 x 39.4 |
PRO 0240SW | 634 | 2,400 | 4 | 15.0 | - | 70.9 x 157.5 x 39.4 |
PRO 0300SW | 793 | 3,000 | 5 | 18.5 | 11.2 | 70.9 x 157.5 x 39.4 |
PRO 0360SW | 951 | 3,600 | 6 | 18.5 | 14.7 | 70.9 x 157.5 x 39.4 |
PRO 0490SW | 1,295 | 4,900 | 8 | 30.0 | 20.5 | 70.9 x 196.9 x 47.2 |
PRO 0610SW | 1,612 | 6,100 | 10 | 37.0 | 20.5 | 70.9 x 236.2 x 47.2 |
PRO 0730SW | 1,929 | 7,300 | 12 | 41.0 | 24.0 | 70.9 x 196.9 x 55.1 |
PRO 0920SW | 2,431 | 9,200 | 15 | 75.0 | 27.5 | 70.9 x 236.2 x 59.1 |
PRO 0980SW | 2,589 | 9,800 | 16 | 75.0 | 35.5 | 70.9 x 196.9 x 59.1 |
PRO 1230SW | 3,250 | 12,300 | 20 | 75.0 | 35.5 | 70.9 x 236.2 x 59.1 ** |
PRO 1470SW | 3,884 | 14,700 | 24 | 90.0 | 41.0 | 70.9 x 275.6 x 59.1 ** |
PRO 1840SW | 4,861 | 18,400 | 30 | 110.0 | 56.0 | 70.9 x 275.6 x 59.1 ** |
PRO 2210SW | 5,839 | 22,100 | 36 | 132.0 | 66.0 | 70.9 x 275.6 x 59.1 ** |
PRO 2580SW | 6,816 | 25,800 | 42 | 150.0 | 66.0 | 70.9 x 275.6 x 59.1 ** |
PRO 2900SW | 7,662 | 29,000 | 48 | 180.0 | 90.0 | 70.9 x 275.6 x 59.1 ** |
On request, these systems can also be supplied with other membrane types for greater salt retention and measuring and control technology (conductivity, redox potential, pH measurement) and metering technology (in pre- and post-treatment).
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