2023-12-16
[Hongjie Water] In water treatment, UV sterilizer PK ozone generator
【Hongjie Water】 In water treatment, UV sterilizer PK ozone generator
For other sterilization and disinfection 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, while ozone ca...
2023-12-15
[Hongjie Water Service] Debugging method for reverse osmosis pressure switch in water treatment
【Hongjie Water Service】 Debugging method for reverse osmosis pressure switch in water treatment
The high/low pressure protection of water treatment reverse osmosis equipment is to prevent the RO high-pressure pump from idling or working beyond the limit of high/low pressure. High voltage switch is ...
2023-12-14
On the Application of UPVC Pipeline in Water Treatment
On the Application of UPVC Pipeline in Water Treatment
PVC is polymerized from vinyl chloride monomer (VCM). PVC material is non-toxic, anti-aging, acid and alkali resistant, so it is very suitable for use in chemical pipelines. A mixture composed of PVC raw materials and a certain amount of solid...
2023-12-12
The relationship between hardness and alkalinity of water quality in Hongjie Water Service
The relationship between hardness and alkalinity of water quality in Hongjie Water Service
The hardness of natural water mainly refers to metal ions such as Ca2+and Mg2+, while the alkalinity of water mainly refers to the alkalinity of bicarbonate HCO3-. The main ions present in water include Ca2+...
2023-12-11
[Hongjie Water Service] Selection of feed pump form for sludge dewatering machine
【Hongjie Water Service】 Selection of feed pump form for sludge dewatering machine
The flow rate of a single feed pump should not only be calculated based on sludge volume, dewatering time, and number of units, but also consider matching with the processing capacity and cycle of the dewatering mach...
2023-12-09
What is a sedimentation tank? What is the principle of a sedimentation tank?
What is a sedimentation tank? What is the principle of a sedimentation tank?
1、 What is a sedimentation tank?
A sedimentation tank is a treatment structure that uses gravity sedimentation to remove suspended particles with a higher density than water from water. It is one of the most widely used ...
2023-12-08
Why is MBR membrane prone to scaling? How to handle it?
Why is MBR membrane prone to scaling? How to handle it?
Why is it so easy to scale on MBR membranes that they have to be removed and washed every month, and online backwashing is useless?
MBR has been widely and maturely applied in wastewater treatment, as it replaces the secondary sedimentation ...
2023-12-07
25 common problems and solutions of reverse osmosis membrane treatment technology in sewage treatment
25 common problems and solutions of reverse osmosis membrane treatment technology in sewage treatment
In general, when the standardized flux decreases by 10-15%, or the desalination rate of the system decreases by 10-15%, or the operating pressure and inter section pressure difference increase by ...
2023-12-06
[Hongjie Water Service] Iron and manganese removal filter
【Hongjie Water Service】 Iron and manganese removal filter
1、 Introduction to Iron and Manganese Removal Equipment
Iron and manganese exist almost simultaneously in underground (well) water. When the iron content in the water is high, the water has a fishy smell, which affects the taste of the wat...
2023-12-05
The application of nanofiltration membranes in the water treatment industry
The application of nanofiltration membranes in the water treatment industry
The development and application of nanofiltration (NF) membranes were approximately 20 years later than those of reverse osmosis membranes. In the 1970s, J.E. Cadote began studying the NS-300 membrane, marking the beginnin...
2023-12-04
The difference between pure water and ultrapure water! It's clear at a glance
The difference between pure water and ultrapure water! It's clear at a glance
Before understanding their differences, first understand what they are:
Pure water, also known as pure water, refers to water that meets the standards for drinking water. It is the source water that is treated by i...
2023-12-02
[Hongjie Water Service] Reverse osmosis membrane lifespan and identification of pollution types
【Hongjie Water Service】 Reverse osmosis membrane lifespan and identification of pollution types
1、 The lifespan of reverse osmosis membranes
During the use of equipment, in addition to normal performance degradation, the degradation of equipment performance caused by pollution is more severe. Th...
