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Beijing Qinrunze Environmental Protection Technology Co., Ltd. News

Membrane Technology: Fundamentals, Applications, Challenges, and Trends

In an era where environmental challenges are becoming increasingly pressing, reverse osmosis (RO) membrane technology has emerged as a powerful tool in the fight for a cleaner and more sustainable planet. This innovative technology plays a crucial role in various environmental protection application...

August 2, 2025
What are the contents of sewage treatment project debugging?

When it comes to debugging this sewage treatment project, it's not as simple as we imagine to connect an electricity and start a machine. The work is meticulous, just like running in a new car. It needs to be adjusted bit by bit until all equipment and processes are smooth and can turn dirty water ...

August 1, 2025
The influence of suspended solids on the formation of dissolved water in dissolved air flotation gas tanks

Today, let's talk about a topic that is quite professional but closely related to practical operation - the influence of suspended solids on the formation of dissolved air water in dissolved air flotation. Some people may get confused when they hear words like "suspended solids" and "dissolved air ...

July 31, 2025
How to calculate the cost of sewage treatment projects?

When it comes to cost accounting for sewage treatment projects, it is not as easy as simply calculating how many pipes were bought or how many workers were hired. Don't just focus on treating sewage, there are many ways here. You have to be careful from start to finish, otherwise it's easy to waste ...

July 30, 2025
What are the classifications of dissolved air flotation?

When it comes to dissolved air flotation, some friends may sound a bit unfamiliar, but in fact, this thing is widely used in fields such as sewage treatment and industrial purification. Simply put, it dissolves a large amount of gas in water and suddenly releases it, producing a pile of small ...

July 29, 2025
What are the contents of debugging sewage treatment projects?

When it comes to debugging this sewage treatment project, it's not as simple as we imagine to connect an electricity and start a machine. The work is meticulous, just like running in a new car. It needs to be adjusted bit by bit until all equipment and processes are smooth and can turn dirty water ...

July 28, 2025
What is the reason for high pressure in the dissolved air flotation tank?

When it comes to dissolved air flotation, friends who are familiar with dry wastewater treatment or industrial wastewater treatment may be more familiar with it. Simply put, it means "plugging" many small bubbles into the water, allowing these bubbles to float to the surface with the dirty things in ...

July 25, 2025
The principle and influencing factors of anaerobic ammonification!

When it comes to the seemingly mysterious technologies in sewage treatment, anaerobic ammonification is definitely one of them. Think about it, generally we think that to deal with ammonia nitrogen, either we need to aerate it vigorously to turn it into nitrate (aerobic nitrification), or we need to ...

July 24, 2025
What are the prospects for entering society in the field of environmental protection?

Family, what can those who study environmental protection in college do when they enter society after graduation? There are actually quite a few ways out! Let's talk about government departments and public institutions first. Departments such as the Ecology and Environment Bureau, Natural Resources ...

July 22, 2025
The Imperative of Environmental Protection

In an era marked by rapid technological advancements and industrial growth, environmental protection has emerged as one of the most pressing global challenges of our time. The delicate balance of our planet's ecosystems is under threat from a multitude of factors, including pollution, deforestation, ...

July 21, 2025
【 Dry Goods 】 Discuss the Applicable Scenarios of MBR Membrane Process

When it comes to MBR membrane technology, it is truly a "versatile" in the wastewater treatment industry. Whether it is domestic sewage or various types of wastewater discharged from factories, it can handle them with precision. Today, let's break it apart and talk about which wastewater treatment ...

July 19, 2025
How to deal with high sulfide content in the influent of sewage treatment plants?

Oh, when it comes to the issue of high sulfur content in incoming water, many friends who work in sewage treatment may have had a headache. If this thing exceeds the standard, there will be a lot of trouble. Not to mention the difficulty of handling it, the smell is enough to be unbearable - the ...

July 18, 2025
What are the reasons for the formation of bubbles in the measuring cylinder when making sedimentation ratios?

When it comes to the issue of bubbles appearing in the measuring cylinder during sedimentation ratio in aerobic tanks, many friends who work in sewage treatment have probably encountered it. Originally waiting quietly for the separation of mud and water, small bubbles suddenly popped up from the ...

July 17, 2025
Is the temperature of the incoming water high? How to cool down?

Speaking of wastewater cooling, many people may not pay much attention to it, but it is a crucial task in factories. Think about it, a lot of wastewater discharged during the production process has a high temperature. Directly discharging it not only wastes energy, but may also affect the environmen...

July 15, 2025
Why Two-Stage DTRO is the污水处理界的Rockstar?

(A hilariously technical deep dive into the sell points of Two-Stage DTRO wastewater treatment equipment) If you’re tired of wastewater treatment systems that act like grumpy teenagers—always complaining about pollution, taking up too much space, and demanding constant attention—it’s time to meet ...

July 14, 2025
What are the reasons for the sludge floating up in the SV30 measuring cylinder?

Hey, when it comes to the sludge in the measuring cylinder suddenly floating upwards as a whole, this is not uncommon, especially in the laboratory or during small-scale experiments, it can happen suddenly. You said this good sludge, which was originally quite peaceful and settled at the bottom, why ...

July 12, 2025

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