Certification: | ISO9001, CE |
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Salt Rejection Rate: | 99.5% |
Application: | Industry |
Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: | |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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What contaminants do drinking water reverse osmosis systems remove from water?
Drinking water reverse osmosis systems can remove up to 99% more dissolved salts (ions), particles, colloids, organics, bacteria and pyrogens from feed water (although RO systems should not be relied on to remove 100% of bacteria and viruses). Reverse osmosis membranes filter contaminants according to their size and charge. Any contaminant with a molecular weight greater than 200 is likely to be rejected by a properly functioning reverse osmosis system (water, by contrast, has a molecular weight of 18). Similarly, the higher the ionic charge of the pollutant, the more likely it is not to pass through the RO membrane. For example, sodium ions have only one charge (univalent) and are not repelled by RO membranes like calcium ions, which have two charges. Again, this is why RO systems do not remove gases such as CO2 very well, as they are not highly ionized (charged) and have very low molecular weight in solution. Because the RO system does not remove gases, the pH of the percolated water may be slightly lower than normal as CO2 is converted to carbonic acid, depending on the level of CO2 in the influent.
Flow chart of Ro Water Treatment System
Source water tank → source water booster pump → multi-media filter → activated carbon filter → cation resin softener → precision filter → primary RO reverse osmosis pure water system → secondary RO reverse osmosis pure water system → water gas mixer →Ozone sterilizer→Stainless steel pure water tank→Automatic filling line
Model |
JFRO-1000L |
Host Size |
1000x600x1600mm (can be customized) |
Power |
2.2KW |
Power Supply |
220V /380V/460V - 50Hz/60Hz,220V 50Hz can be customized |
Operating Pressure |
0.8-1.2MPa |
Recovery Rate |
50% |
Designed Water Inlet |
2000L/h |
Outlet Flow |
1000L/h |
Desalination Rate |
≥99.5% |
RO Frame |
SUS304 |
Membrane Size |
4040 |
Membrane Elements |
DOW /Hydranautics/Troy/ Vontron (Optional) |
Number of Membranes |
4 |
Raw Water Pump |
CNP/NYP/(Optional) |
High Pressure Pump |
CNP/NYP/ (Optional) |
Tank Material |
SS/FRP(Optional) |
Control Valve |
Manual/Automatic |
Control Valve Brand |
FLECK/RUNXIN |
Membrane Housing |
SS/FRP |
Pipe Material |
U-PVC/ Stainless steel (Optional) |
Reverse osmosis water treatment system has poor filtration effect:
There are many reasons for the poor filtering effect, such as: the selection of filter material variety, filling amount is unreasonable, filter cycle backwash scrubbing time control is unreasonable, will lead to high SDI.
Low removal rate of organic matter
1. Improve the pretreatment process and improve the measures of COD reduction in the system
2. Try to replace other non-oxidizing fungicides for COD removal.
3. Replace or regenerate when the COD adsorption of the filter material of activated carbon filter is full.
Manufacturing, installation and commissioning of reverse osmosis water treatment equipment:
Users should monitor the whole process quality and process of manufacturing process equipment according to the design requirements, and grasp the quality assurance of selected materials and components.
In the process of equipment installation, the installation position and physical and chemical indexes of instruments and filling materials (filter media, resin, hollow balls, etc.) are strictly located and inspected.
In the debugging process, the additives and consumables used in the operation process should be tested qualitatively and quantitatively. Special attention should be paid to the compatibility of PAC, PAM, scale inhibitor, etc., and the suitable operating consumables for the system should be selected through tests.
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