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Beijing Qinrunze Environmental Protection Technology Co., Ltd. News

The operation of sewage treatment plants is all dry matter!

Family members, today we are going to talk about the key points of operating sewage treatment plants. They are all practical knowledge that can be gained from them, whether you are a novice or an experienced worker in this industry for many years! Let's talk about water quality management first, it...

May 21, 2025
How to deal with high dissolved oxygen in the aerobic tank just after adding mud?

Family, we're in big trouble! Just finished adding mud, but the amount of water entering slowly drops, causing the dissolved oxygen in the aerobic tank to skyrocket to the "explosive" level. What's going on? Don't panic, let's analyze and solve it step by step. I have gathered all the practical ...

May 17, 2025
How to restore the system when the effluent ammonia nitrogen exceeds the standard?

Our friends who are engaged in environmental protection and sewage treatment must have encountered this kind of frustrating thing - sudden excessive ammonia nitrogen! The concentration of ammonia nitrogen in the incoming water skyrocketed like riding a roller coaster, and the effluent data directly ...

May 16, 2025
What are the inspections conducted on sewage treatment plants?

Entering a sewage treatment plant is like stepping into a huge "urban intestinal hospital", where every inch and every piece of equipment is quietly busy purifying sewage. And the inspector, who is the "general practitioner" in this hospital, shuttles between the pipeline jungle and the machine ...

May 14, 2025
What is the loss of activated sludge? I'll teach you step by step!

Recently, many friends have encountered the problem of activated sludge loss while working in sewage treatment plants, which is a headache to deal with. Activated sludge is like the 'capable worker' of a sewage treatment plant, without it, the sewage cannot be treated completely. Today we will break ...

May 13, 2025
What is the reason why activated sludge does not sink?

Family, today let's talk about a long-standing problem in the sewage treatment industry - activated sludge does not sink! When this situation occurs, the staff of the sewage treatment plant will really feel overwhelmed, like cooking and burning a pot, and they must quickly find out the cause and ...

May 12, 2025
Inventory of domestic super large sewage treatment plants

Family, today let's talk about the super large sewage treatment plants in China. They are the "invisible heroes" of the city, silently guarding our water environment! Let's first talk about the Shanghai Zhuyuan Sewage Treatment Plant, which can be called a "giant" in terms of scale! The processing ...

May 10, 2025
What are the things about the pH value changes in the aeration tank

We all know that the aeration tank is crucial in sewage treatment, and pH value is an important indicator of the operation status of the aeration tank. If there is a problem, the treatment effect of the aeration tank will be greatly reduced. Today, let's talk about the factors that affect the pH ...

May 9, 2025
Several sedimentation tanks in sewage treatment plants

well! Today, let's talk about the "old buddy" in the sewage treatment industry - sedimentation tanks! This thing may seem ordinary, but it plays a super important role in the sewage treatment process! The suspended impurities and sludge in the sewage are all handled by sedimentation tanks. There are ...

May 8, 2025
Let's talk about the certificates in the sewage treatment plant!

Family, today let's talk about the certificates and corresponding positions that must be obtained in the sewage treatment plant. Friends who want to enter this industry or are already in it should listen very well! Let's talk about the certificate of sewage treatment worker first. This certificate ...

May 7, 2025
Advantages of Oxidation Ditch Process in Wastewater Treatment

Family, today let's talk about the amazing oxidation ditch process in sewage treatment! Why is it said to be powerful? Let's chat one by one. Good treatment effect and guaranteed water quality The oxidation ditch process has a great removal effect on various pollutants in sewage, such as chemical ...

April 30, 2025
Salary and Future Development of Domestic Environmental Protection Companies

Family, today let's talk about the current salary and benefits of domestic environmental protection companies, and also imagine what the salary situation of environmental protection companies may be in the next 10 years. Let's talk about the current salary level first, it's really not optimistic. ...

April 29, 2025
【 Dry goods 】 Low sludge load, floating sludge in the secondary sedimentation tank? How to deal with it?

Brothers and sisters, let's talk about the long-standing problem of WWTP today - low sludge load leads to floating sludge in the secondary sedimentation tank! This scene gives everyone a headache: layers of sludge flocs float on the surface of the secondary sedimentation tank, which not only fails ...

April 25, 2025
【 Dry goods 】 Discuss the dosing method of activated sludge inoculation

When starting the activated sludge system in a sewage treatment plant, the first step is often to inoculate the sludge. But you know what? Different types of sludge require specific methods of addition! Today we will break and crush it, and talk about the methods of adding activated sludge during ...

April 24, 2025
The Matters of Sewage Treatment Plants: The Way of Government Supervision and Communication

Let's first talk about what the government units mainly supervise for sewage treatment plants. This is related to the water environment around us, and we cannot be careless at all. The main supervision content of government units on sewage treatment plants Water quality monitoring and compliance ...

April 22, 2025
【 Dry Goods 】 Talking about Sludge Inoculation in Sewage Treatment Plants

Hand in hand teaching you how to handle sewage plant sludge inoculation! The detailed steps have arrived hello everyone! Today, let's talk about the inoculation of sludge from sewage plants! Sludge inoculation is like giving a "blood transfusion" to a sewage treatment plant, whether it is well ...

April 19, 2025

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