电气设备短路对舰艇电站暂态稳定性的影响

Influence of electrical equipment short circuit on transient stability of naval ship power station

对舰艇电站在电气设备短路下的暂态稳定性分析,实现舰艇电站电气设备的短路故障分析和诊断,构建舰艇电站电气设备平面线圈磁场分布下的等效电路模型。采取磁共振模式进行电气设备短路下的输出功率与效率的计算,通过对舰艇电站系统输出效率的差异性特征分析,实现对电气设备短路条件下的舰艇电站暂态稳定性测试和分析,通过测试电站输出的电压增益、电流增益、功率因数、效率等参量实现对舰艇电站的带载能力评估。测试结果表明,对舰艇电站暂态稳定性进行测试,通过所提方法进行稳定性调节和电机优化设计控制,能使得电压增益稳定和输出功率稳定在较高的水平,电机效率和负载较高,提高了舰艇电站电气设备系统的稳定性。

The transient stability of the naval ship power station in the case of electrical equipment short circuit is analyzedto realize the short circuit fault analysis and diagnosis of electrical equipments of naval ship power station.The equivalent circuitmodel of electrical equipments in naval ship power station under the planar coil magnetic field distribution was constructed.Themagnetic resonance mode is used to calculate the output power and efficiency of electrical equipments in the case of short cir-cuit.The difference characteristics of the system output efficiency of the naval ship power station is analyzed to test and analyzethe transient stability of the naval ship power station in the case of electrical equipment short circuit.The loading capacity of thenaval ship power station is evaluated by means of test of the voltage gain,current gain,power gain,efficiency and other parame-ters output by the power station.The transient stability of the naval ship power station was tested.The test results show that themethod makes the voltage gain,output power,motor efficiency and load stabilized in the high level by adjusting the stabilityand performing the motor optimization design and control to improve the stability of the electrical equipments of naval ship powerstation.