【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...

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...

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...

【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...

Why is it easy to cause water hammer if a "check valve" is not installed at the pump outlet? First, let's take a look at the consequences of not installing a check valve on the water pump: The sudden changes in the water flow inside the pump outlet pipeline, such as opening, closing, and sto...

【Hongjie Water Service】 The installation and commissioning process of the two-stage RO reverse osmosis equipment is standardized and very practical! With the continuous development of science and technology, the manufacturing level of two-stage RO reverse osmosis equipment is also constantly impro...

What is DT-RO water treatment process The DT-RO membrane does not require any form of pre-treatment, and can directly treat the leachate to meet the discharge standards required by the owner. For the treatment of urban household waste leachate, if it is to meet the national first level emission ...

Analysis on scaling phenomenon of reverse osmosis membrane in Hongjie Water Service 1. Fouling analysis 1.1 Treatment of raw water To avoid clogging the reverse osmosis device, the raw water should be pre-treated to eliminate suspended solids in the water and reduce its turbidity; In addition,...

Is the check valve installed in front of or behind the outlet valve? Today we will discuss the installation position of the check valve. So how to determine the installation position of the check valve? What is the difference between installing a check valve in front of a pump and installing a che...

Why do we need to choose softened water for boiler makeup water? Why does boiler makeup water need softened water? This is because the alkaline salts such as calcium and magnesium present in the boiler feed water will combine with the bicarbonate ions in the water to form insoluble precipitates su...

【Hongjie Water】 Tell me about your misunderstandings about scale over the years Scale, scientific name "calcium carbonate/magnesium carbonate". It originates from the water of rivers and lakes in nature, and whenever water containing calcium or magnesium ions is boiled, scale is formed. The main c...

【Hongjie Water Service】 Reverse Osmosis Membrane Treatment and Application There are currently four methods for producing pure water, namely distillation, electrodialysis, ion exchange, and reverse osmosis. And reverse osmosis is the most advanced, efficient, and energy-saving technology for produ...