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    A power plant in Xinjiang has purchased a self-balancing boiler feed pump, model DG85-80*9P, from Zhonglian Pump Industry.

    Recently, Zhonglian Pump Industry reached a cooperation agreement with a power plant in Xinjiang to supply it with DG85-80*9P self-balancing boiler feedwater pumps for its boiler feedwater system. The equipment has now completed production, transportation, and on-site installation and commissioning, and has officially been put into stable operation. The boiler upgrade project at this power plant requires the pumps to be suitable for high-temperature and high-pressure operating conditions. The core requirement is continuous and stable delivery of deaerated water, with a medium temperature not exceeding 105℃, an inlet pressure no greater than 0.6 MPa, and the ability to meet the specified performance parameters of a rated head of 720 meters and a flow rate of 85 m³/h. Given that the lowest winter temperature in Xinjiang can drop as low as -20℃, the equipment must also demonstrate reliable starting performance under low-temperature conditions and comply with the GB/T12145-2016 standards for steam quality in thermal power generating units.


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    Project Introduction

    Recently, Zhonglian Pump Industry We have reached a cooperation agreement with a power plant in Xinjiang to provide it with a boiler feedwater system. DG85-80*9P Type Self-balancing boiler feed pump The equipment has completed production, transportation, and on-site installation and commissioning, and has now been officially put into stable operation.

     

     Boiler feedwater pump

     

     

    The boiler upgrade project for this power plant needs to be adapted to high-temperature and high-pressure operating conditions. The core requirement is the continuous and stable delivery of deaerated water, with a medium temperature ≤ 105 ℃, inlet pressure ≤ 0.6MPa and must meet 720m Rated head, 85m ³ /h Flow transport requirements. Considering that the Xinjiang region needs to adapt to low temperatures in winter, the equipment must also feature reliable starting performance under low-temperature conditions and comply with... GB/T12145-2016 Water and Steam Quality Standards for Thermal Power Generating Units.

    During the project coordination phase, after the customer consulted via the Zhonglian Pump Industry official website, the technical team immediately went to the site to conduct operational condition surveys and parameter calculations. In response to the project’s requirements for high head, continuous operation, and low-temperature compatibility, we recommended: DG85-80*9P Self-balancing boiler feedwater pump of this model. This model adopts... 9 The stage impeller design features a self-balancing axial force structure achieved through forward and reverse impeller arrangements, eliminating the need for conventional balance discs and thereby reducing the risk of operational wear. It is equipped with sliding bearings and a dilute-oil lubrication system, making it suitable for... -20 Celsius ~105 The medium temperature range is in ℃, and the materials of the flow-through components meet the corrosion-resistant requirements for transporting deaerated water.

    After multiple rounds of parameter verification and communication on the operational plan, both parties confirmed that the equipment fully meets the project requirements and smoothly signed the procurement contract. Currently, all operational indicators of this batch of pumps have reached the power plant’s design standards, effectively ensuring the stability and continuity of the boiler feedwater system.

    Zhonglian Pump Industry DG The series of self-balancing boiler feedwater pumps are widely used in industries such as power generation and chemical processing. They offer customized selection options tailored to various operating conditions, making them suitable for a wide range of medium- and low-pressure boiler feedwater applications.

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