A comprehensive review is given of the flame detection techniques employed for modern coal-fired utility boilers, pinpointing some problems involved in their applications.

• 对现代燃煤电站锅炉火焰检测技术进行了综述，指出现有火检应用中存在的一些问题，如火检探头视角小，装置静态整定值与实际运行的动态值不相符等。