Changsha Zoomlian Pump Co., Ltd. 长沙中联泵业股份有限公司

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

    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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    What should be done about the high power consumption of mine-use self-balancing multistage pumps? It may be caused by the following reasons:

    What should be done about the high power consumption of mine-use self-balancing multistage pumps? It may be caused by the following reasons:

    The mine-use self-balancing multistage pump is a specialized pump type developed for applications such as underground water inflow management in mining and tunneling projects, and its wear-resistant and durable characteristics should be fully reflected in the design parameter matching. However, during actual operation, these pumps may encounter the issue of high power consumption. What should be done when this problem arises? Below, Changsha Zhonglian Pump Industry, a manufacturer of self-balancing multistage pumps, provides a technical analysis of the causes of high power consumption in mine-use self-balancing multistage pumps and corresponding countermeasures, for reference by user organizations.

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    13

    2026-04

    Technical Causes of Water-Draw Interruption in Multistage Pumps and Preventive Measures

    Technical Causes of Water-Draw Interruption in Multistage Pumps and Preventive Measures

    Interruption of water suction during the operation of multistage pumps is a highly productivity-disrupting fault. Based on the experience of technical engineers at Changsha Zhonglian Pump Industry, a leading manufacturer of multistage pumps, this fault must be investigated from multiple dimensions to identify the underlying technical causes. The following section provides an analysis of common technical root causes and corresponding solutions:

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    10

    2026-04

    Technical Analysis and Solutions for Flange Damage in High-Pressure Multistage Pumps

    Technical Analysis and Solutions for Flange Damage in High-Pressure Multistage Pumps

    Changsha Zoomlion Pump Industry’s high-pressure multistage pumps are widely used in industrial applications due to their energy-saving performance and reliable operation; however, flange damage can compromise system reliability. In the following article, Changsha Zoomlion Pump Industry, a leading manufacturer of multistage pumps, will analyze the root causes of flange damage in high-pressure multistage pumps from a technical perspective and propose corresponding solutions for reference by multistage pump users.

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    09

    2026-04

    Solutions and Preventive Measures for Water Leakage from the Pump Cover of High-Head Multistage Pumps

    Solutions and Preventive Measures for Water Leakage from the Pump Cover of High-Head Multistage Pumps

    To address this common industry challenge, Changsha Zhonglian Pump Industry, a leading manufacturer of multistage pumps, has leveraged decades of field-service experience to conduct root-cause analysis and develop a comprehensive solution—including both corrective measures and preventive strategies—for addressing water leakage from the pump cover in high-head multistage pumps, thereby helping users fundamentally eliminate this issue.

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    07

    2026-04

    Causes of Misalignment in Couplings for High-Head Multistage Pumps and Corresponding Solutions

    Causes of Misalignment in Couplings for High-Head Multistage Pumps and Corresponding Solutions

    During operation, the coupling in high-head multistage pumps serves to transmit power between the motor shaft and the pump shaft, and its coaxial alignment directly affects pump efficiency and equipment safety. In practical applications, misalignment of the coupling is a common failure mode, necessitating a multidimensional analysis of its root causes and the development of appropriate remedial measures. In this article, Changsha Zhonglian Pump Industry, a manufacturer of multistage pumps, presents the causes of coupling misalignment in high-head multistage pumps along with corresponding solutions, for reference by end-user organizations.

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    06

    2026-04

    Cooling Solutions for Mining Multistage Centrifugal Pumps: A Comprehensive Overview of Approaches Ranging from Surface Spraying to Structural Optimization

    Cooling Solutions for Mining Multistage Centrifugal Pumps: A Comprehensive Overview of Approaches Ranging from Surface Spraying to Structural Optimization

    Changsha Zoomlion Pump Industry’s wear-resistant, mining-grade multistage centrifugal pumps are widely used in the mining industry and in tunnel dewatering applications. However, their high head, high efficiency, and complex design can easily lead to overheating. In light of this, Changsha Zoomlion Pump Industry, a leading manufacturer of centrifugal pumps, will leverage the specific characteristics of the equipment and the requirements of operating conditions to provide professional cooling solutions for mining-grade multistage centrifugal pumps, for reference by user organizations.

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    01

    2026-04

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