由此导出变压器年运行费率、最低年运行费率、变压器最佳负载率以及变压器经济运行区宽和变压器损耗比的关系。
Then, relationships between the quantities mentioned above, the interval of economic operation and the loss factor of transformers are derived and discussed.
该系统控制策略以九区图为基础，并且在容易引起频繁动作的边界上采用人工神经网络预测变压器分接头调节和电容器投切后的电压无功，以决定采用何种控制方式。
The control strategy is based on nine-zone diagram and combined with artificial neural network, which makes a decision about the change of transformer taps and capacitor switching.
第一级是在住宅区的局域范围内，实现区内同一变压器下各住户三表数据到集中器的数据集中。
The first step of transmitted system is in the small range of user's building, which can complete collecting data from all meters in the same transformer.
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