Phase advance capability modeling method of synchronous generator based on forward propagation NN (Neural Network)
A technology of synchronous generators and neural networks, applied in biological neural network models, neural learning methods, electrical digital data processing, etc., can solve the problems of poor generalization ability and low precision
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Embodiment 1
[0019] Embodiment 1: Modeling example of generator phase advance capability based on BP neural network
[0020] 1. Carry out the phase advance operation test of the generator, and obtain training samples and generalization test samples
[0021] According to the rated active power P of the generator N , for 50% P N \75%P N \100%P N Under typical working conditions, within the limit of the maximum allowable phase-advancing reactive power under the corresponding active working conditions calculated based on the limit of the power angle between the generator excitation potential and the main transformer high-voltage side voltage of 70 degrees, different phase-advancing depths are carried out Generator phase advance test to obtain typical test data that can fully reflect the generator phase advance characteristics, and use it as a training sample and a generalization test sample. For example, see attached table 1 for field test data of a 600MW generator in advanced phase operat...
Embodiment 2
[0026] Example 2: Modeling of Generator Phase Advance Capability Based on Radial Basis Neural Network
[0027] 1. Carry out the running test of the generator to obtain training samples and generalization test samples
[0028] According to the rated active power P of the generator N , for 50% P N \75%P N \100%P N Under typical working conditions, within the limit of the maximum allowable phase-advancing reactive power under the corresponding active working conditions calculated based on the limit of the power angle between the generator excitation potential and the main transformer high-voltage side voltage of 70 degrees, different phase-advancing depths are carried out Generator phase advance test to obtain typical test data that can fully reflect the generator phase advance characteristics, and use it as a training sample and a generalization test sample. For example, see attached table 1 for field test data of a 600MW generator in advanced phase operation.
[0029] 2. E...
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