Ammonia escape sampling device and method

By designing the pipeline switching device and the rotatable pipeline adjustment plate, the automatic cleaning of the sampling pipeline is achieved, solving the problem of the lack of flushing function of the sampling pipeline of the absorption bottle, improving the accuracy and efficiency of the sampling data, and reducing the work burden of on-site personnel.

CN114112552BActive Publication Date: 2025-08-12XIAN THERMAL POWER RES INST CO LTD
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Patent Information

Application Number
CN202111340429.1
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2021-11-12
Publication Date
2025-08-12
Estimated Expiration
2041-11-12

AI Technical Summary

Technical Problem

In the prior art, the sampling pipeline of the absorber bottle lacks a flushing function, resulting in inaccurate sampling data, affecting the accuracy of the sampling results, and manual cleaning causes waste of manpower and reduces the efficiency of the sampling equipment.

Method used

An ammonia escape sampling device is designed, including a pipeline switching device and a rotatable pipeline adjustment plate. The sampling and cleaning states are switched through sliding switching, and automatic cleaning is used to reduce manual intervention.

Benefits of technology

It improves the accuracy of sampling data, reduces the working intensity of on-site personnel, improves sampling efficiency, ensures the smoothness and sealing of pipelines, and extends the service life of the device.

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Abstract

The present invention relates to the field of boiler testing in the thermal power industry, and specifically to an ammonia escape sampling device and method. The device of the present invention includes a cylindrical pipeline switching device; the input end of the pipeline switching device is connected to a first sampling pipeline, and the output end of the pipeline switching device is provided with a second sampling pipeline and a cleaning water pipe in parallel; the first sampling pipeline, the second sampling pipeline and the cleaning water pipe are all sealed and connected to the pipeline switching device; a rotatable pipeline adjustment disk is axially sleeved inside the switching device, and a vertical pipeline and a U-shaped pipeline are fixedly provided inside the pipeline adjustment disk, and the air outlet of the vertical pipeline and the two ports of the U-shaped pipeline are equidistant from each other; the two ports of the U-shaped pipeline and the second sampling pipeline and the cleaning water pipe arranged in parallel are equidistant. The present invention has a reasonable design and a simple structure, and can reduce the workload of on-site test personnel.
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Citation Information

Patent Citations

  • Ammonia escape sampling gun for coal-fired flue gas

    CN214150044U

  • Ammonia escape sampling device

    CN216449263U

  • Hot water heating system

    KR1020130094125A