CAJ | 학술논문

以华能嘉祥电厂330 MW机组为例，根据火电厂的工艺流程分析选取辅助变量以及利用LSSVM建立炉膛温度软测量模型等问题，与上海新华、山东鲁能DCS充分结合，建立炉温软测量系统。现场实测数据表明，该系统在不增加装置设备投资成本的前提下，运用该软监测效果良好，不仅避免了在测温元件损坏时对生产的影响，还为屏式过热器入口温度的预测及受热面的安全性提供了条件，为后续的燃烧优化工作奠定基础。
이화능가상전엄330 MW궤조위례，근거화전엄적공예류정분석선취보조변량이급이용LSSVM건립로당온도연측량모형등문제，여상해신화、산동로능DCS충분결합，건립로온연측량계통。현장실측수거표명，해계통재불증가장치설비투자성본적전제하，운용해연감측효과량호，불부피면료재측온원건손배시대생산적영향，환위병식과열기입구온도적예측급수열면적안전성제공료조건，위후속적연소우화공작전정기출。
Taking 330 MW unit in Huaneng Jiaxiang power plant as an example , according to the problem of choosing auxiliary variables and the establishment of furnace temperature soft measurement model by using LSSVM analysis process of thermal power plant , fully integrated with Shanghai Xinhua , Shandong Luneng DCS , establish the furnace temperature softmeasurement system .The measured data of the field operation shows that , the system without increasing the cost of investment of equipment , the use of the soft monitoring effect is good , not only completely overcome the adverse influence on production in the temperature measurement element is damaged , also for the prediction of platen superheater inlet tem-perature and the safety of the heating surface provides basis and lay the foundation for subsequent com -bustion optimization work .