The permanent magnetic pump realizes the stable delivery of fluid through magnetic field conversion, and has the advantages of simple structure, stable and reliable, energy-saving and high efficiency, and low noise. In many fields, such as industry, agriculture and life, permanent magnetic pumps play an important role. At the same time, with the continuous advancement of technology, the performance and application range of permanent magnetic pumps are also expanding.

the single-stage double-suction split volute centrifugal pump achieves continuous liquid delivery through the high-speed rotation of the impeller and the action of centrifugal force. Its working principle is simple and efficient, and it is widely used in water treatment, water supply and drainage systems and other projects.

The self-priming centrifugal pump generates negative pressure through the rotation of the impeller, sucks in liquid and air, and then uses centrifugal force to separate the liquid from the air in the mixture, ultimately achieving continuous liquid delivery. This pump has the advantages of strong self-priming ability, simple structure, and stable operation, and is widely used in industrial and civil fields.

the stainless steel sewage pump drives the impeller to rotate through the motor to generate centrifugal force, and uses the pressure difference to drive the sewage flow, thereby realizing the transportation and discharge of sewage.

There are many types of sealing materials for drainage pumps, each with its own advantages and disadvantages. When selecting, it is necessary to comprehensively consider the working environment of the pump and the properties of the liquid to ensure the reliability and durability of the seal. At the same time, regular maintenance and care of the seals is also the key to ensuring the long-term and stable operation of the drainage pump.

With the acceleration of urbanization, sewage treatment has become an indispensable part of urban management. As an important part of the sewage treatment system, the working principle of the stainless steel sewage lift is directly related to the efficiency and effect of sewage treatment. This article aims to deeply explore the working principle of the stainless steel sewage lift, in order to provide a reference for the optimization of sewage treatment technology.

The operating principle of the diesel engine fire pump mainly relies on the power drive of the diesel engine and the liquid delivery function of the fire pump. Through the coordinated work of the two, the purpose of quickly and effectively providing fire-fighting water sources in emergency situations such as fires is achieved.

In the fire protection system, fire pumps and sprinkler pumps are two important pieces of equipment. They have significant differences in functions, application scenarios, and working principles. This article aims to provide an in-depth look at the differences between these two types of pumps in order to better understand their role in fire protection systems.

As an important part of the fire protection system, the control and starting methods of fire pumps are directly related to the efficiency and effect of fire rescue. With the advancement of science and technology and the continuous development of fire protection technology, the control and starting methods of fire pumps are becoming more diversified and intelligent. This article aims to explore the control and starting methods of fire pumps in order to provide a reference for the optimization of fire protection systems.

As an important equipment for industrial fluid transportation, the selection of centrifugal pumps is directly related to production efficiency and operating costs. The correct selection of centrifugal pumps can not only ensure the stable operation of the production process, but also effectively reduce energy consumption and maintenance costs. Therefore, this article will discuss how to correctly select a suitable centrifugal pump from the aspects of the working principle, selection principle, parameter calculation and practical application of centrifugal pumps.