某型F级燃气轮机智能燃烧调整系统研究及应用

Research and Application of Intelligent Combustion Tuning System for F⁃Class Gas Turbines

燃气轮机的燃烧稳定性是影响其运行安全和稳定的重要因素之一。由于燃烧稳定性受到多种因素影响,因此传统上需要工程师定期进行燃烧调整工作。对于某型F级燃气轮机,燃烧调整的主要参数包括值班气流量和透平排气温度。介绍了一种智能燃烧调整系统,其能够实时采集分析燃烧室嗡鸣和加速度数据,提取稳定性特征指标,并自动选择优化策略,向燃气轮机控制系统发送调节燃烧参数的指令,从而实现自动燃烧调整。该系统在某电厂的应用验证了其功能可以达到预期效果。研究成果可以为同类燃气轮机的智能燃烧调整系统改造提供参考。

The combustion stability of gas turbine is one of the important factors affecting the operation safety and stability of units.Because the combustion stability is affected by various factors,engineers are usually required to conduct combustion tuning work regularly.For a model of F⁃class gas turbine,the parameters for combustion tuning mainly include pilot gas flow rate and turbine exhaust temperature.An intelligent combustion tuning system is presented,which can collect and analyze real⁃time combustion chamber humming and acceleration data,extract stability characteristic index and automatically select optimization control strategies.Accordingly,command will be sent to the gas turbine control system to adjust combustion parameters,so the automatic combustion tuning can be realized.The application in a power plant has verified the satisfying function effect of this system.The research findings can provide reference for the modification of intelligent combustion tuning systems in the same type of gas turbines.