论文部分内容阅读
调速器是水力发电厂的重要设备 ,其主要作用是能自动调节水轮发电机组的转速 ,使其保持在额定转速允许偏差内运转 ,以满足电网对频率质量的要求 ;能使水轮发电机组自动或手动快速启动 ,整步并网增减负荷 ,正常停机或紧急停机 .PL C步进电机式调速器是我国目前较先进的调速器 .通过实践证明它具有运行稳定可靠 ,反应速度快等特点 ,是机械和电液调速器的发展方向
Governor is an important hydropower plant equipment, its main role is to automatically adjust the speed of the hydro-generator set to keep within the allowable deviation of the rated speed to meet the power grid on the frequency of quality requirements; The automatic or manual quick start of the unit, the entire step of the grid increase and decrease the load, normal shutdown or emergency shutdown.PL C stepper motor speed governor is the more advanced governor in our country.Through practice has proved that it has a stable and reliable operation, the reaction Fast speed and other characteristics, is the development direction of mechanical and electro-hydraulic governor