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How to troubleshoot increased pressure drop in a plate heat exchanger?

Direct Conclusion

Plate heat exchanger channels are narrow; scaling and debris can easily cause pressure drop increases. Check cleaning records to diagnose.

Judgment Criteria

  1. 01

    Backflush and inspect the filter to remove particulates.

  2. 02

    Disassemble plate pack to inspect plate fouling and gasket condition; record scale thickness.

Responsibility and Timeliness

Reviewer: Enterprise Technical Team

Content updated: 2025-06

Publisher: Shandong Zhengyi International Trade Co., Ltd.

Contact: 13305317997

Content is compiled based on product technical documentation and field experience. Actual operating conditions are subject to site confirmation and contractual agreements.

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