GFD563A101 ABB AC800PEC励磁装置控制单元

GFD563A101 励磁装置控制单元是励磁装置的核心部件，它负责控制励磁装置的逻辑运算和信号处理。励磁装置控制单元通常由测量单元、同步单元、放大单元、调差单元、稳定单元、限制单元及一些辅助单元构成。

1. GFD563A101 测量单元：测量单元负责检测发电机和励磁装置的各项参数，如发电机机端电压、发电机机端电流、母线电压等。
2. GFD563A101 同步单元：同步单元负责在发电机启动和并网过程中，实现发电机和电网的同步。
3. GFD563A101 放大单元：放大单元负责对测量单元和同步单元等输入的信号进行放大和整形，以便驱动后续的执行部件。
4. GFD563A101 调差单元：调差单元用于调节发电机端电压与母线电压的差值，以保证发电机输出的稳定。
5. GFD563A101 稳定单元：稳定单元是为了改善电力系统的稳定而引进的单元，励磁系统稳定单元用于改善励磁系统的稳定性。
6. GFD563A101 限制单元：限制单元是为了使发电机不致在过励磁或欠励磁的条件下运行而设置的。
7. GFD563A101 辅助单元：辅助单元包括一些其他的辅助功能，如故障诊断、数据记录等。

GFD563A101 这些控制单元通过相互配合，实现对发电机励磁电流的自动控制，以保证电力系统的稳定运行。

GFD563A101 3BHE046836R0101

The GFD563A101 excitation device control unit is the core component of the excitation device, which is responsible for controlling the logic operation and signal processing of the excitation device. The control unit of excitation device is usually composed of measuring unit, synchronizing unit, amplifying unit, adjusting unit, stabilizing unit, limiting unit and some auxiliary units.

GFD563A101 Measuring unit: The measuring unit is responsible for detecting various parameters of the generator and excitation device, such as generator terminal voltage, generator terminal current, bus voltage, etc.
GFD563A101 Synchronization unit: The synchronization unit is responsible for the synchronization of the generator and the grid during the generator start-up and grid-connection process.
GFD563A101 Amplification unit: The amplification unit is responsible for amplifying and shaping the input signals of the measurement unit and synchronization unit in order to drive the subsequent executive parts.
GFD563A101 Difference control unit: The difference control unit is used to adjust the difference between the generator terminal voltage and the bus voltage to ensure the stability of the generator output.
GFD563A101 Stability unit: The stability unit is a unit introduced to improve the stability of the power system, and the excitation system stability unit is used to improve the stability of the excitation system.
GFD563A101 Limiting unit: The limiting unit is designed to prevent the generator from operating under overexcited or underexcited conditions.
GFD563A101 Auxiliary Unit: Auxiliary unit includes some other auxiliary functions, such as fault diagnosis, data logging, etc.

GFD563A101 These control units cooperate with each other to achieve automatic control of the generator excitation current to ensure the stable operation of the power system.