What is Shelco Filter? What are the effects?

September 28, 2022     Posted by :

The Shelco filter can play a protective role in the water treatment system while ensuring that the water quality of the output meets the standard.


What are the common fault solutions of RO plant and what are the solutions?

September 23, 2022     Posted by :

Before using the RO plant, attention should be paid to check whether the appearance of the machine is normal, confirm that the normal items before the water and power supply can be connected, and if the RO plant fails, try to find out the essence of the problem from these failure phenomena, so as to implement countermeasures […]


What is a quartz sand filter systems and what are its functions?

September 6, 2022     Posted by :

A quartz sand filter system (referred to as a sand filter) is, as the name implies, a filter filled with quartz sand.


What conditions need to be met to install large capacity water softener system?

August 18, 2022     Posted by :

Many customers in the use of large capacity water softener systems will not meet the installation conditions and have a series of failure problems.


How to accurately and effectively reduce the operating costs of RO systems?

August 10, 2022     Posted by :

RO systems has high operating cost because of high pressure pump and special scale inhibitor needs to be added. So how can we reduce the operating cost of RO system?


Do you know what are the feed water quality requirements for reverse osmosis equipment?

July 29, 2022     Posted by :

This can be better designed for customers to meet the needs of reverse osmosis equipment, the following we will discuss the requirements of reverse osmosis water purification equipment for raw water quality.


How does the RO system work and what about RO membrane contamination?

July 25, 2022     Posted by :

Filtration is the basis for RO technology to function, and the filtration process should be strictly controlled to avoid impurities from entering the RO system mixed with water to protect the permeate membrane and equipment, improve the water output and reduce the possibility of corrosion.


How much do you know about reverse osmosis equipment?

July 7, 2022     Posted by :

With the widespread use of water purification equipment in the water treatment industry, reverse osmosis membranes are receiving more and more attention.


Why should antiscalant be added in reverse osmosis machine?

June 9, 2022     Posted by :

Antiscalant and dispersants are a series of chemicals used to stop the precipitation of crystalline mineral salts and scale formation.


Water treatment reverse osmosis pressure switch commissioning method

May 7, 2022     Posted by :

Water treatment reverse osmosis plant high / low pressure protection, is to prevent RO high pressure pump idle or in excess of the limit of high / low pressure operation.


RO reverse osmosis water system of the top 10 failures and repair methods

May 6, 2022     Posted by :

RO reverse osmosis water system of the top 10 failures and repair methods


How to avoid water hammer in reverse osmosis equipment operation?

May 5, 2022     Posted by :

A water hammer is a sudden power failure or when the valve is closed too quickly, due to the inertia of the pressure water flow, producing a water shock wave, just like a hammer strike, a so-called water hammer.


5 steps you need to know to install a reverse osmosis membrane

April 20, 2022     Posted by :

5 steps you need to know to install a reverse osmosis membrane. There are two main sources of pollution when new equipment is installed for the first time.


What happened to the boiler water softener failure? How to solve it?

March 22, 2022     Posted by :

Boiler water softener system is a raw water pretreatment device for boilers with long scale, removing calcium and magnesium ions in raw water as well as elements that cause long scale in boilers.


How does the ultrafiltration enhanced backwashing process operate?

March 19, 2022     Posted by :

In addition to the practice of adding chemicals to each backwash water, ultrafiltration enhanced backwashing is also effective in maintaining membrane performance by immersing the membrane filament in a chemical solution for several minutes each day,


What are the proper ways to save a reverse osmosis system after shutdown?

March 17, 2022     Posted by :

When the reverse osmosis system is ready to restart, open the outlet valve, flush the system with low-pressure water until it is clean, and discharge the produced water.


What are the advantages and disadvantages of UV sterilizers?

March 2, 2022     Posted by :

UV disinfection system is recommended for the disinfection of wastewater after treatment, as well as for the disinfection of drinking water. The main advantages of UV disinfection are.


In the use of water softener system before you must know the 5 knowledge points!

January 26, 2022     Posted by :

The hardness of water is mainly composed of cations: calcium (Ca2+ ), magnesium (Mg2+) ions. When the raw water containing hardness ions passes through the resin layer of the exchanger, the calcium and magnesium ions in the water are replaced with sodium ions in the resin, and the resin adsorbs the calcium and magnesium ions while the sodium ions enter the water, so that the water flowing out from the exchanger is the softened water with the hardness ions removed.


How to commission water treatment plant? 11 steps you must know!

January 25, 2022     Posted by :

Reverse osmosis water treatment plant is divided into two parts, part of the pretreatment commissioning, part of the reverse osmosis host commissioning part, pretreatment is mainly positive and negative washing quartz sand, activated carbon, so that fine sand carbon and impurities flushed away.


Installation process of reverse osmosis membrane elements

December 31, 2021     Posted by :

Clean the pressure vessel: Before installing the reverse osmosis membrane element, the internal environment of the pressure vessel needs to be cleaned to prevent dirt or debris from depositing on the outer surface of the membrane element. It is recommended that after immersing a sponge ball in a 50% glycerin solution, use a suitable tool to scrub the inside of the membrane shell back and forth to clean the inner wall of the membrane shell.


Ultrafiltration system operating instructions

December 24, 2021     Posted by :

Hollow fiber ultrafiltration membrane is an important branch of membrane separation technology. It is characterized by separation at room temperature and low pressure. It has the advantages of low energy consumption, high filtration accuracy, large water production, and strong anti-fouling ability.


What do you need to pay attention to about ultra pure water?

December 20, 2021     Posted by :

As the preparation speed and efficiency of ultra-pure water machine is far higher than the traditional pure water preparation standard, it has become one of the necessary equipment for the preparation of pure water in the laboratory, different ultrapure water machines can produce different pure water quality.


How to choose the right reverse osmosis membrane for you?

December 15, 2021     Posted by :

Later it was found that reverse osmosis technology can be water heavy metals, pesticides, bacteria, viruses, impurities, such as a complete separation, this technology is widely used in the water purification field.


What are the advantages and disadvantages of dry and wet reverse osmosis membranes?

December 10, 2021     Posted by :

Conventional aromatic polyamide reverse osmosis composite membranes are produced in much the same way, using polyester nonwoven fabrics as a structural strength base, a layer of highly permeable microporous polysulfone (PSF) was pre-coated on the non-woven fabric as a support layer, and then an ultra-thin separation functional layer, usually a wet one, was formed by interfacial recondensation.


Desalination technology solves water resources problems

November 29, 2021     Posted by :

There are many ways to solve the shortage of water resources, such as building water conservancy facilities, transferring water across river basins, saving water in production and life, recycling water, and desalinating seawater. Compared with other methods, seawater desalination has many advantages.


3 Knowledge about each water purifier that you must know before buying

November 24, 2021     Posted by :

There are many brands in the water purification industry, and the water treatment methods are complicated. Today, from a technical point of view, you are very clear about various water purification technologies, configurations, advantages and disadvantages.


What are the commonly used accessories for reverse osmosis machine?

November 16, 2021     Posted by :

In the selection of pipeline material for reverse osmosis machine, internal and external issues should be considered. The internal is the corrosion of the pipeline by the water quality, and the external is the operating environment. The operating environment of the reverse osmosis machine determines the external corrosion of the pipeline. If the operating environment is good, the surface coating (such as paint or galvanizing, etc.) is generally used.


How to choose UV sterilizer and ozone generator?

November 5, 2021     Posted by :

Compared with other sterilization methods, ultraviolet sterilizers and ozone generators have been more widely used in the water treatment industry in recent years. Ultraviolet rays can destroy bacterial DNA, and ozone can have a strong oxidizing effect. According to different environments, the two have their own advantages in sterilization and disinfection.


How to judge whether the reverse osmosis membrane needs to be cleaned and replaced?

November 1, 2021     Posted by :

Under normal circumstances, Rreverse Osmosis Membrane elements can be used for about 2 to 3 years. If you want to extend the service life, you can clean the reverse osmosis membrane elements, which are usually divided into two methods: physical flushing and chemical flushing. When the physical flushing can no longer restore the performance of the reverse osmosis membrane, chemical cleaning should be performed.


4 knowledge points you must know before buying PP filter cartridge

October 26, 2021     Posted by :

PP filter element, also known as melt-blown PP filter element, is a tubular filter element made of non-toxic and odorless polypropylene particles through heating, melting, spinning, traction, and forming; if the raw material is mainly polypropylene, it can be called PP melt-blown pp