双文丘里管风量测量装置在电站锅炉上的应用

通过对常用风量测量装置特性的分析比较，阐述双文丘里风量测量装置在电站锅炉上的应用优势。在试验研究的基础上，对双文丘里管的结构进行优化设计，使其在测量的稳定笥和性上都有了很大提高；并根据现场经验，对风量测量装置的测量方式进行改进，使其对测量气流的适应性有了明显提高。经在电厂推广应用，效果良好。

Application of Double Venturi Tube Type Air Flow Measuring Device on Utility Boilers

Through the analysis and comparison of air flow measuring devices often used, this article sets forth the advantages of double-venturi tube type air flow measuring device in the application on utility boilers. On the basis of testing and research, the structure of double-venturi tube was optimized and designed, thus the stability and accuracy of measurement were greatly improved. And,based upon the on-site experiences, the measurement mode of air flow measuring devices was improved, so the adaptability to the measured air flow was obviously raised. The popularization and application of double-venturi tube in power plants proves the positive results.