The maintenance method of stainless steel multistage centrifugal pump is essential to maintain its efficient and stable operation. Through effective maintenance methods, the stable operation of stainless steel multistage centrifugal pump can be ensured and its service life can be extended.

The structural design of the stainless steel multistage centrifugal pump is reasonable and compact, and the various components work together to ensure the efficient and stable operation of the pump. At the same time, its structure also provides convenience for the maintenance and maintenance of the pump.

The flow range of centrifugal pumps is usually large, and the flow adjustment methods are flexible and diverse, which is suitable for large flow and high head occasions; while the flow range of positive displacement pumps is relatively small, and the flow stability is better, which is suitable for small flow and occasions that require precise flow control.

This paper aims to explore the method of determining the geometric dimensions of the centrifugal pump impeller. By analyzing the working principle and design parameters of the centrifugal pump, combined with experimental data and theoretical calculations, a method for determining the geometric dimensions of the impeller based on similarity conversion method and performance optimization is proposed.

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.

As an indispensable fluid conveying equipment in industrial production, centrifugal pumps’ stable operation is crucial to ensuring production continuity. As a key component of a centrifugal pump, the performance of the mechanical seal directly affects the operating efficiency and safety of the pump. However, there are some common misunderstandings during the maintenance of centrifugal pump mechanical seals.

Chemical centrifugal pumps refer to centrifugal pumps used in the chemical industry. Compared with other types of pumps, chemical centrifugal pumps have the advantages of simple structure, not easy to wear, smooth operation, low noise, uniform water output, convenient adjustment, and high efficiency. Therefore, chemical centrifugal pumps Centrifugal pumps are widely used.

The factors affecting centrifugal pump cavitation are issues that must be considered in the design and use of centrifugal pumps. However, due to different research focuses, and most of them are research on a certain parameter that affects centrifugal pump cavitation, the research results are relatively scattered. , and some of the views are contradictory. This article analyzes the impact of material characteristics of flow-passing parts on cavitation in centrifugal pumps.

The factors affecting centrifugal pump cavitation are issues that must be considered in the design and use of centrifugal pumps. In recent years, a lot of research has been carried out at home and abroad. However, due to different focuses of research, and most of them are conducted on a certain parameter that affects centrifugal pump cavitation, the research results are scattered and some of the opinions are contradictory. This article analyzes the impact on cavitation from the perspective of fluid physical properties.

The vertical multi-stage centrifugal pump is a non-self-priming vertical multi-stage centrifugal pump designed and manufactured by absorbing advanced domestic and foreign technologies. It uses a standard vertical motor and a quick-install mechanical seal, which is very convenient to replace. A slight carelessness during the installation of a vertical multi-stage centrifugal pump will lead to improper installation and affect the performance of the pump in the future.