| 摘要 |
An automatic regulator for synchronous motor excitation comprises a synchronous motor, an excitation winding, three voltage Hall devices and three Hall current devices, an analog-to-digital converter, a voltage setting unit, a represented voltage vector calculation unit, a represented current vector calculation unit, a memory unit, a detection unit, a power ratio changing detection unit, a stator current change detection unit, a calculation unit for control action, a digital-to-analog converter, a force capacitor, a control circuit, a thyristor rectifying unit, a thyristor switching unit, a rotor position sensor and a load angle detection unit. |
