vr

News Get a Quote

Home -

Beijing Qinrunze Environmental Protection Technology Co., Ltd. News

Dealing with Floating Sludge in Oxygen Deficiency Pools: How to Resolve the Issue

In the complex system of wastewater treatment, the anoxic tank plays a crucial role in nitrogen removal, serving as a key component of the biological treatment process. However, many wastewater treatment plants encounter the issue of floating sludge in the anoxic tank during operation. These ...

February 9, 2026
Qinrunze Environmental: 20 Years of Excellence in Advanced Wastewater Solutions

For two decades, Qinrunze Environmental has stood at the forefront of China’s environmental technology sector, delivering integrated, high-efficiency solutions for the world’s most challenging water treatment problems. With over 600 successful projects across the globe, the company specializes in ...

February 6, 2026
DTRO Technology: Advanced Solution for High-Strength Wastewater Treatment

In an era of escalating water scarcity and tightening environmental regulations, treating complex industrial effluents and landfill leachate demands more than conventional methods. Disc Tube Reverse Osmosis (DTRO) has emerged as a robust, engineered solution—specifically designed to conquer ...

February 5, 2026
How does wastewater treatment break down pollutants step by step

The degradation of pollutants in sewage treatment is a process of graded removal and progressive purification, with the core steps divided into four stages: pretreatment, primary treatment, secondary treatment, and tertiary treatment, each targeting different types of pollutants Preprocessing The ...

February 5, 2026
Recovery Methods for Activated Sludge Failure Under High-Load Impact

In the daily operation of a wastewater treatment plant, the activated sludge system is quite a "delicate" component. Even a slight overload of wastewater can easily cause it to malfunction or fail, and in severe cases, it may stop working altogether. Today, we’ll discuss how to revive an activated ...

January 27, 2026
Sewage Treatment Equipment: Two-Stage DTRO System for Landfill Leachate

Our company specializes in advanced wastewater treatment solutions tailored for the global market, with a core focus on the two-stage DTRO (Disc Tube Reverse Osmosis) process designed specifically for landfill leachate. This system represents the forefront of high-concentration wastewater treatment ...

January 26, 2026
Design and Principles of the Air Sparging Unit: The "Lazy Man's Tool" in the Water Treatment Industry

As we all know in water treatment, there are always some mixed liquids and sludge that need to be transported in aeration tanks and sedimentation tanks. If we rely solely on pumps, it will not only consume electricity but also be prone to blockage. At this point, the air lift device comes in handy - ...

January 22, 2026
Title: A Study on Foreign Sewage Treatment Equipment

### Title: A Study on Foreign Sewage Treatment Equipment #### Abstract With the acceleration of global industrialization and urbanization, water pollution has become an increasingly severe environmental problem, seriously threatening human health and sustainable development. Against this background, ...

January 16, 2026
The Impact of Silicone on Activated Sludge: The "Hidden Killers" You Must Guard Against

Colleagues in the field of dry wastewater treatment are likely to have come into contact with wastewater containing organic silicon to some extent - whether it is from chemical parks or discharged from daily chemical and textile factories. Although this may seem insignificant, it has a significant ...

January 15, 2026
Research on the Transformation Mechanism and Influencing Factors of Organic Nitrogen to Ammonia Nitrogen

In the nitrogen cycle of wastewater treatment systems and natural aquatic environments, the conversion of organic nitrogen to ammonia nitrogen is one of the core processes. This process, known as ammonification, serves as a fundamental step in nitrogen transformation, directly influencing the ...

January 8, 2026
How to handle sludge bulking? A seasoned expert guides you step by step

R1: "Foam" must be translated as foam. The original text: When it comes to dry sewage treatment, who hasn’t battled with sludge bulking? The secondary sedimentation tank, which was functioning perfectly, suddenly becomes difficult to separate sludge from water. The supernatant turns turbid, sludge ...

January 6, 2026
New technology for high salt wastewater treatment - vibrating membrane technology

Due to its high separation efficiency, energy saving, high efficiency, and no secondary pollution, membranes are particularly important in today's energy supply shortage, increasing resource scarcity, and deteriorating ecological environment. However, the problem of membrane flux attenuation caused ...

July 23, 2024
How to draw a process flowchart? Please refer!

Chemical process diagram is a graphic representation of the chemical production process, and the drawing of chemical process diagram must comply with the "Unified Regulations on Content and Depth of Chemical Process Design and Construction Drawings" (HG 20519) standard. The article pushed by the ...

July 17, 2024
Domestic sewage treatment plan

1、 Overview of Processing Facilities The main pollutants in most domestic sewage are pathogenic microorganisms and toxic and harmful physical and chemical pollutants. Various water treatment technologies and equipment can be used to remove various physical, chemical, and biological pollutants from ...

July 18, 2024
Qinrunze Environmental Protection participates in the Bangkok Exhibition in Thailand

Qinrunze Environmental Protection participates in the Bangkok Exhibition in Thailand Queen Siriki Convention and Exhibition Center QSNCC, booth number L33, exhibition duration: 3 days. The exhibition site has a large number of consulting clients, which is very popular. Welcome all bosses to inquire ...

July 4, 2024
Difficulties and priorities in the treatment of kitchen waste leachate!

Kitchen waste accounts for a significant proportion of our household waste, but it also has dual characteristics of harmfulness and resource coexistence. Therefore, two opinions have emerged: one is to thoroughly clean up kitchen waste to avoid environmental harm, and the other is to start from its ...

April 20, 2024

1 2 4 5 Last Total 24 Pages