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Beijing Qinrunze Environmental Protection Technology Co., Ltd. News

Ultrafiltration Pretreatment Technology

超滤预处理技术作为水处理领域的重大创新，因其独特的过滤性能和高效处理能力而受到业界的广泛关注。该技术的核心在于超滤膜的设计和应用，使水中的微小颗粒、胶体、细菌等杂质得以精细过滤，从而显著改善水质。在实际应用中，超滤预处理技术表现出突出的性能优势。有效去除水中悬浮物、胶体、大分子有机物，降低浊度，为后续处理工艺奠定坚实基础。此外，超滤膜的高通量特性大大提高了处理效率，降低了运营成本，并提高了经济效益。此外，超滤预处理工艺技术还表现出高度的灵活性。它可以根据不同的水质和处理要求调节过滤精度和通量，以满足各种应用场景。无论是饮用水处理、工业水处理，还是污水处理，超滤预处理工艺技术都能体现出其独特...

December 24, 2025
Comprehensive Summary of Soft Water Treatment and Soft Water Treatment Equipment Knowledge

In daily life, we often observe that the inner walls of kettles develop scale after prolonged use. Why does this happen? The reason is that the water we use contains various inorganic salts, such as calcium and magnesium salts. These salts are invisible to the naked eye in water at room temperature, ...

December 19, 2025
Wastewater Treatment Equipment for Southeast Asian Markets – Technical Specifications Optimized for Regional Needs & Environmental Standards

Optimized for Regional Needs & Environmental Standards Southeast Asia’s rapid urbanization and industrial growth have intensified wastewater management challenges, from high organic loads in tropical climates to fluctuating influent quality in coastal and inland regions. Our wastewater treatment ...

December 16, 2025
What exactly is the inorganic carbon source in wastewater treatment? Don’t underestimate its role

Colleagues in the water treatment field and newcomers to the industry, today we're going to chat about something that might seem insignificant in the wastewater treatment system but plays a crucial role—**inorganic carbon sources**. When people hear the term "carbon source," their first thought is ...

December 12, 2025
The working principle of water purification equipment is surprisingly simple! One article takes you to master the secrets of water treatment!

How does water purification equipment work? After reading this article, you will understand! Do you know what's in the water you drink every day? In addition to water, there are many other substances, some of which are beneficial, such as minerals and trace elements, while others are harmful, such ...

December 11, 2025
Innovative Wastewater Treatment Solutions for Overseas Markets Introduction

Wastewater management is a global challenge, with over 80% of domestic and industrial wastewater discharged untreated into ecosystems, threatening public health and environmental sustainability (UN Water, 2023). Overseas markets, particularly in emerging economies and remote regions, demand ...

December 10, 2025
Industrial Wastewater Treatment Equipment: Technology, Applications, and Sustainability

Industrial wastewater treatment equipment encompasses a range of specialized systems designed to purify wastewater generated by manufacturing, chemical processing, food production, and other industrial activities. These technologies address the unique challenges of industrial effluents, which often ...

November 27, 2025
【Practical Guide】How to Cultivate a Short-Cut Nitrification System

Short-cut nitrification, as one of the core processes for efficient nitrogen removal in wastewater treatment, operates on the principle of selectively enriching ammonia-oxidizing bacteria (AOB) while inhibiting the activity of nitrite-oxidizing bacteria (NOB) through controlled environmental ...

November 24, 2025
DTRO Reverse Osmosis Wastewater Treatment Equipment: A Comprehensive Overview

1. IntroductionDouble-pass Tubular Reverse Osmosis (DTRO) is an advanced membrane separation technology designed for high-efficiency wastewater treatment, particularly for challenging feedwaters with high salinity, organic content, or suspended solids. Unlike conventional RO systems, DTRO features a ...

November 21, 2025
```[Insight] Autotrophic Microorganisms in Activated Sludge```

In the aeration tank of a wastewater treatment plant lies a bustling "microscopic food city." Here, there are no Michelin-starred chefs, no food delivery couriers, and even ready-made "boxed meals" are scarce. The autotrophic microorganisms in the activated sludge are the most unconventional "diners...

November 18, 2025
Two-Stage DTRO Process: An Efficient Solution for Landfill Leachate Treatment

Landfill leachate, a highly complex wastewater generated from municipal solid waste landfills, poses significant challenges due to its high concentrations of organic pollutants (BOD₅, COD), heavy metals, and ammonia nitrogen, coupled with unstable water quality and quantity. In response to these ...

November 17, 2025
Reverse Osmosis Scale Inhibitor and Circulating Water Scale Inhibitor

1. The circulating water scale inhibitor is a composite product made from organic phosphonates, multicomponent copolymers, and corrosion inhibitors, featuring excellent chemical stability and thermal stability with low hydrolysis tendency. This product exhibits outstanding corrosion inhibition, ...

November 14, 2025
Let's Talk About the Tornado Air Flotation Aerators: Their Principles and Structures Aren't That Complex After All

If you have stayed in a sewage plant or some place that treats industrial wastewater, you are likely to have seen a vortex concave air flotation aerator. This thing may seem unremarkable, but it is a skilled hand in separating impurities in sewage treatment. Many people get confused when they hear ...

November 11, 2025
Is a sedimentation tank really necessary for the hydrolysis and acidification tank? A detailed guide to clarify the intricacies

For those in the wastewater treatment field, there's a common question many have pondered: Should a sedimentation tank be installed after the hydrolysis and acidification tank? Some argue it's redundant and simply a waste of money, while others insist it's necessary—without it, the subsequent ...

November 7, 2025
【Practical Guide】How to Control ORP in Biochemical Systems?

For friends who work in water treatment or biochemical reactions, when it comes to ORP (oxidation-reduction potential), they may feel overwhelmed - this thing is invisible and intangible, with values jumping back and forth. Sometimes, even though the indicators seem to be correct, when ORP collapses...

November 5, 2025
Title: Advanced Membrane Technologies for Water Purification: RO, MBR, UF, and NF Systems

AbstractMembrane-based separation processes have revolutionized water treatment by offering efficient, modular, and eco-friendly solutions for desalination, wastewater reuse, and drinking water production. This article reviews four key membrane technologies—Reverse Osmosis (RO), Membrane Bioreactor ...

November 4, 2025

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