2024-12-21
[ Hongjie Water ] Why can't high-lift water pumps be used in low-lift applications?
【 Hongjie Water 】 Why can't high-lift water pumps be used in low-lift applications?
The reasonable selection of water treatment equipment is the knowledge that every designer needs to master. As the core equipment for transportation and lifting, pumps are everywhere in water treatment projects....
2024-12-20
[ Hongjie Water ] What are the ions that can pass through the RO reverse osmosis membrane ?
【 Hongjie Water 】 What are the ions that can pass through the RO reverse osmosis membrane ?
1. Basic principles of RO reverse osmosis membrane
1.1 Selective permeability of semipermeable membranes
As a semi-permeable membrane, the selective permeability of RO reverse osmosis membrane is mainly re...
2024-12-18
[ Hongjie Water ] Working principle and function of metering pump damper
Metering pump is a device used to deliver precise flow, which is widely used in industrial fields and laboratories. The damper is one of the important components, which plays a key role in the working process of the pump. Below I will introduce the function and principle of the damper in detail.
2024-12-17
[ Hongjie Water ] The process of seawater desalination by reverse osmosis
Desalination refers to the technology and process of obtaining fresh water from seawater. There are many types of desalination technologies, including distillation, membrane (reverse osmosis, electrodialysis membrane evaporation, etc.), ion exchange, etc., but only distillation and reverse osmosis a...
2024-12-17
[ Hongjie Water ] Advantages and disadvantages of ultrafiltration and activated carbon devices in the preparation of ultrapure water
Ultrapure water is water from which all conductive ions, colloids, organic matter, etc. have been removed, and its water resistivity is greater than 18 MΩ·cm (25°C). Ultrapure water systems generally use pretreatment technology, reverse osmosis technology, electric desalination technology, and post ...
2024-12-17
[ Hongjie Water ] What is reverse osmosis equipment? What processes use it?
【 Hongjie Water 】 What is reverse osmosis equipment? What processes use it?
Reverse osmosis devices are an indispensable part of contemporary sewage treatment technology and are widely used in various fields, including industrial water solutions and domestic water purification. So what exactly is a ...
2024-11-05
[ Hongjie Water ] What is the reason for the reduced water output rate of pure water equipment ?
Pure water equipment is the water treatment equipment we commonly use. People who are familiar with it know that after using the pure water equipment for a period of time, the water output rate will decrease. What should we do in this situation? Let’s talk about this topic below.
2024-05-24
[ Hongjie Water ] What are the characteristics of iron and manganese removal equipment? What is the filter material?
【 Hongjie Water 】 What are the characteristics of iron and manganese removal equipment? What is the filter material?
As we all know, trace elements such as iron and manganese are indispensable to the human body. However, if you drink water with excessive iron and manganese index, it will not only t...