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    2025-06-18

    Sharing Development Opportunities, Zoomlion Pump Makes Appearance at China-Africa Economic and Trade Expo

    The year 2025 marks the 25th anniversary of the Forum on China-Africa Cooperation (FOCAC) and is also the inaugural year for implementing the outcomes of the 2024 FOCAC Beijing Summit. This year commemorates the 25th anniversary of FOCAC, under whose guidance China-Africa relations have achieved leapfrog development. China has established strategic partnerships with all 53 African countries with diplomatic ties, trade volume between China and Africa has increased nearly 30 times, and Chinese investment in Africa has grown nearly 100 times, bringing tangible benefits to the peoples of China and Africa.

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    Diesel Engine Pump: Efficient and Reliable Solution for Industrial and Agricultural Applications

    Diesel engine pump is a versatile and robust solution designed for a wide range of fluid transfer applications, including irrigation, water supply, fuel transfer, and industrial processes

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    2026-01

    Understanding Wholesale Horizontal Multistage Pumps: A Guide for Professionals

    Horizontal multistage pumps are a specific category of centrifugal pumps that are known for their efficiency and versatility in transporting fluids. These pumps are characterized by multiple impellers mounted in a horizontal configuration, which allow them to handle high-pressure applications effectively. The term "multistage" indicates that the pump contains multiple impellers, which work togethe

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    2026-01

    Causes of Air Ingress Faults in Multi-stage Centrifugal Pumps and Preventive Measures

    As a core piece of equipment in fields such as hydraulic conveyance, power plant water supply and drainage, and chemical fluid transfer, multistage centrifugal pumps are prone to air intake during operation. If this phenomenon occurs frequently, it not only leads to a decline in pump head and efficiency—potentially reducing efficiency by more than 30%—but can also trigger a cascade of secondary failures, including cavitation and impeller damage. In severe cases, it may even cause the equipment to shut down completely. Therefore, accurately identifying the root causes of air intake and implementing scientific preventive measures are crucial for ensuring the stable and efficient operation of multistage centrifugal pump units. In this article, Changsha Zhonglian Pump Industry, a manufacturer of centrifugal pumps, will share the causes of air intake failures in multistage centrifugal pumps along with practical prevention and mitigation strategies, providing valuable reference for user organizations’ operations and maintenance teams.

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    2026-01

    Multistage Pumps Explained: The OEM Advantage for Industrial Applications

    Multistage Pumps Explained: The OEM Advantage for Industrial Applications Table of Contents 1. Introduction to Multistage Pumps 2. What Are Multistage Pumps? 3. Working Principle of Multistage Pumps 4. Key Advantages of Multistage Pumps 4.1 Energy Efficiency 4.2 Improved Pressure Output 4.3 Space-Saving Designs 5. The OEM A

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    23

    2026-01

    Causes of Leakage in High-Flow, High-Head Multistage Pumps and Prevention Methods

    Leakage faults in multistage pumps not only lead to waste of media and increased energy consumption, but in severe cases can even cause equipment shutdowns and safety incidents. Therefore, accurately identifying the root cause of leaks and implementing targeted preventive measures are crucial for ensuring the long-term reliable operation of pump units. In this article, technical engineers from Changsha Zhonglian Pump Industry, a manufacturer of multistage pumps, will share the causes of leakage in high-flow, high-head multistage pumps as well as preventive measures, for reference by user organizations.

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    22

    2026-01

    Analysis of the Multi-Stage Centrifugal Pump Monitoring and Protection System: Core Components, Operating Principles, and Industrial Value

    As a critical core component in fields such as industrial fluid conveyance, municipal water supply, and hydraulic engineering, multi-stage centrifugal pumps directly determine the safety and economic efficiency of production processes through their continuous and stable operation. The intelligent protection system—comprising monitoring and protective accessories—employs a closed-loop logic featuring “sensor data acquisition, control system analysis, decision-making, and actuator precision response” to achieve real-time monitoring and control of pump units and conveying systems. This system not only reduces equipment failure rates by more than 40% and extends service life but also optimizes system operational efficiency and lowers long-term maintenance costs, serving as an essential technological support for ensuring the continuity of industrial production. In this article, Changsha Zhonglian Pump Industry, a manufacturer of centrifugal pumps, will share insights into the core components, operating principles, and industrial value of multi-stage centrifugal pump monitoring and protection systems.

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    2026-01

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