2022-03-07
How to debug the water treatment equipment? Operation steps!
The reverse osmosis water treatment equipment is divided into two parts. One part is the pretreatment commissioning and the other part is the commissioning of the reverse osmosis host. The pretreatment is mainly the positive and negative washing of quartz sand and activated carbon to wash away the f...
2022-03-05
Summary of laboratory wastewater treatment methods!
With the rapid development of economy and society, environmental pollution has become a problem restricting social and economic development, which seriously threatens people's living environment and health. With the continuous increase of the number of laboratories, the number of wastewater also...
2022-03-04
The correct storage method after reverse osmosis shutdown is recommended to collect!
Shenzhen Hongjie Water Technology Co., Ltd. produces pure water equipment, ultra pure water equipment and reverse osmosis system engineering installation and commissioning
1、 Module preservation
Store the components in a cool and dry warehouse, or store them after packing. The minimum temperature ...
2022-03-03
Comparison of treatment of landfill leachate by MBR membrane with liner combined with coiled NF and RO combined process and two-stage DTRO
In the process of stacking and landfill, due to biochemical degradation such as compaction and fermentation, and the seepage of precipitation, a kind of high concentration organic wastewater is produced, which is called leachate. The water quality of landfill leachate is complex and contains a varie...
2022-02-28
How is the water quality classified
Installation and commissioning of pure water equipment, reverse osmosis equipment and water treatment equipment in Shenzhen Hongjie water production Co., Ltd
What is the relationship between water quality grade and sewage treatment standard? When negotiating sewage treatment projects, customers oft...
2022-02-25
You may not know the knowledge of softened water equipment!
Installation and commissioning of Shenzhen Hongjie water production pure water equipment, ultra pure water equipment, softened water equipment and other water treatment system projects
The hardness of water is mainly composed of cations: calcium (Ca2 +) and magnesium (Mg2 +) ions. When the raw wate...
2022-02-23
Precautions for membrane module application of reverse osmosis equipment
The osmotic pressure of reverse osmosis equipment is a function of the concentration of salt or organic matter in the water. The higher the salt content, the higher the osmotic pressure will increase. When the inlet pressure remains unchanged, the net pressure will decrease and the water yield will ...
2022-02-22
Basic knowledge of water treatment 170 Hongjie water affairs
There are 200 basic knowledge of water treatment, which will help you better write, study and work, and better understand the water treatment industry
one point zero zero one × Type 7 resin is (strong acid cation exchange resin).
2. Regular blowdown of boiler is mainly to discharge (water ...
2022-02-21
Cause and operation analysis of nanofiltration membrane fouling
Shenzhen Hongjie Water Technology Co., Ltd. produces pure water equipment, ultra pure water equipment and reverse osmosis pure water engineering installation and commissioning
Pollution analysis of nanofiltration membrane in operation
Microbial contamination
Microorganisms include bacteria, algae...
2022-02-20
Ten minutes to get the difference and use of cationic, anionic and non-ionic PAM!
Polyacrylamide (PAM) is a linear water-soluble polymer. It is the most commonly used water treatment agent in our sewage treatment. There is no one! In our practical application, PAM is divided into three types: cationic, anionic and non-ionic. How to choose these three types of PAM should start fro...
2022-02-20
Introduction of Runxin valve in water purification treatment
Runxin control valve is the first multi-functional control valve for fully automatic water treatment system with independent intellectual property rights in China. Relying on the principle of face seal, multiple valves are closely integrated on one valve body in a plane circumferential arrangement. ...
2022-02-18
The largest single water plant built at one time in Asia has been started!
Major projects in Dongguan started in the first quarter of 2022
It is a practical action to implement the objectives of economic development
It is a powerful guarantee for the steady growth of fixed asset investment in the first quarter
It is also an important measure to accelerate high-quality d...