The selection of centrifugal pumps for pickling wastewater requires comprehensive consideration of multiple factors, including the nature of the wastewater, flow rate, head, corrosion resistance of the pump, convenience of operation and maintenance, etc.

centrifugal pumps are important means to ensure efficient and stable operation of the pump. By in-depth research on the dynamic characteristics of the pump and the use of advanced control technology, the performance and reliability of the pump can be significantly improved to meet the use requirements under various complex working conditions.

The operation monitoring and diagnosis technology of centrifugal pumps involves multiple aspects, and requires the comprehensive use of multiple means and methods. Through effective monitoring and timely diagnosis, the safe, stable and efficient operation of the centrifugal pump can be ensured.

Energy saving and operating cost control of centrifugal pumps need to start from multiple aspects, including the use of advanced energy-saving technologies, optimizing operation management, and reducing fixed and variable costs. Through the implementation of these measures, the operating efficiency of centrifugal pumps can be significantly improved, operating costs can be reduced, and greater economic benefits can be created for enterprises.

The material of stainless steel centrifugal pump is generally 304 stainless steel, and stainless steel is usually the abbreviation of stainless acid-resistant steel. After long-term use, stainless steel centrifugal pump needs to be cleaned and maintained when the pump is stopped.

Stainless steel centrifugal pumps are widely used in many industrial fields due to their excellent corrosion resistance. However, different media have different corrosiveness, so how to optimize the material and surface treatment of stainless steel centrifugal pumps for specific corrosive media to extend their service life is a problem worthy of attention.

the light vertical multi-stage centrifugal pump has many advantages such as compact structure, excellent material, stable operation, and function, so it has been widely used in chemical, petroleum, pharmaceutical, metallurgy, water treatment, and industrial water supply.

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.

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.