Cleaning steps for reverse osmosis membranes
【 Customer Question 】 How to clean a clogged reverse osmosis membrane? 【 Yuanlai Solution 】 Water Supply and process Water Treatment (Separation, Concentration, Classification and Purification) In various industrial production processes, there is often a need to separate, concentrate, classify and purify certain aqueous solutions. The traditional methods used include processes such as sedimentation, filtration, heating, freezing, distillation, extraction and crystallization. These methods exhibit disadvantages such as long processes, high energy consumption, significant material loss, large equipment, low efficiency, and cumbersome operation. The economic benefits that can be achieved by replacing certain traditional technologies with ultrafiltration membrane technology. The reverse osmosis system needs to be cleaned. It is recommended that you clean the RO system when it shows signs of contamination, before it is shut down for a long time, or during regular maintenance as planned.
Details >The raw water pretreatment system for pure water equipment
Pure water equipment, as the name suggests, is a device that produces clean water. With the sharp increase in population, fresh water resources are gradually facing depletion. In this era of water shortage, pure water equipment becomes particularly important. So, what is the raw water pretreatment system of pure water equipment like? Now let me introduce it to you: 1. Raw water Pretreatment system: 1. Raw water pump The function of the raw water pump is to provide raw water pressure for the pretreatment system. If the raw water pressure is sufficient, this equipment does not need to be used. Generally, the raw water pressure is required to be higher than that of ge. 0.3MPa. 2. Raw water tank The function of the raw water tank is simpler: it is used to store raw water. It is just to prevent the raw water from failing to supply the equipment, so it is used as a medium transfer (usually adding a float switch can make the entire system more automated). 3. Quartz sand filtration
Details >Working procedures and performance characteristics of boiler softened water equipment
Working procedure and performance characteristics of boiler softened water equipment: 1. Water supply: Untreated water passes through the resin layer. An exchange reaction occurs. Produce soft water. 2. Backwashing: Water enters from the bottom of the resin layer. "Loose resin" Remove the fine debris. 3. Regeneration with brine: Utilize a higher concentration of brine to flow through the resin. Restore the exhausted resin to the sodium form of usable resin. 4. Rinsing: Follow the water supply process to pass water through the resin to wash away the excess brine and the calcium and magnesium ions exchanged during regeneration. 5. Filling water: Filling water into the salt tank. Dissolve salt For the next regeneration. The performance of the boiler water softening equipment
Details >The principle of water softening equipment and automatic control scheme
The principle of water softening equipment and automatic control scheme: Fully automatic water softening equipment features small size, simple operation, and automatic operation without manual intervention. It has been widely applied in industrial boilers, cooling circulating water, steelmaking, steel rolling, large transformers, and civil hot water boilers, among other fields. The standard working process of fully automatic water softening equipment mainly includes five steps: water softening equipment operation (sometimes called water production, the same below), backwashing, salt absorption (regeneration), slow rinsing (replacement), and fast rinsing. All the processes of different water softening equipment are very similar. However, due to the differences in the actual processes of the water softening equipment or the requirements of control, there may be some additional procedures. Any water softening equipment based on sodium ion exchange is developed on the basis of these five processes (among which, fully automatic softening
Details >Reverse osmosis technology for pure water equipment in water treatment
The pure water equipment mainly adopts reverse osmosis membrane technology. Its working principle is to apply a certain pressure to water, allowing water molecules and ionic mineral elements to pass through the reverse osmosis membrane, while the vast majority of inorganic salts (including heavy metals), organic substances, viruses, etc. dissolved in water cannot pass through the reverse osmosis membrane, thus strictly separating the permeated pure water from the concentrated water that cannot permeate. The pore size of reverse osmosis membranes is only 0.0001 microns, while the diameter of viruses is generally 0.02 to 0.4 microns, and the common diameter is 0.4 to 1 micron. Reverse osmosis (RO) technology is the most energy-efficient and effective membrane separation technology nowadays. The principle is that under the effect of pressure higher than the osmotic pressure of the solution, these substances and water are separated because other substances cannot pass through the semi-permeable membrane. Due to the membrane pores of the reverse osmosis membrane
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Yuan LaiEDIThe ultra-pure water equipment uses electro-deionization technology.EDIElectrodeionization is a water purification method that combines the dual advantages of electrodialysis and ion exchange. It does not require acid-base chemical regeneration and can continuously and stably prepare high-purity ultrapure water. Under the action of a direct current electric field, ion separation in water is completed. At the same time, water is electrolyzed to generate hydrogen ions and hydroxide ions, achieving automatic regeneration of the resin without the need to stop the machine for manual regeneration. The pre-treatment combined with reverse osmosis can prevent oxidized substances from damaging the resin, ensuring stable effluent quality and widely meeting the high-standard water usage requirements of various industries.
The non-negative pressure water supply equipment can be directly connected to the municipal water supply network, making full use of the residual pressure of the original network for superimposed water supply. Fully enclosed operation does not require the construction of a domestic water tank, eliminating secondary pollution. Intelligent variable frequency voltage stabilization, energy-saving, quiet and easy installation, it is the preferred equipment for secondary water supply in high-rise residential buildings and commercial buildings.
Constant pressure water supply equipment is widely used in central air conditioning, floor heating, industrial closed-loop water circulation, and boiler systems. It integrates automatic pressure stabilization, automatic water replenishment, automatic exhaust, pressure relief and buffering functions. It stabilizes the pressure in the pipeline network, eliminates abnormal sounds caused by air blockage, and prevents damage from negative pressure and water shortage in the pipeline. It is an essential supporting equipment for HVAC and circulating water systems.
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