But the normal method of cell failure prediction which depend on the battery capacity test and cell voltage is not ideal method.
通常采用的电池容量试验和通过监测电池电压预测单体电池故障的方法不是理想的方法。
Two engineering design projects, practical operation and the calculation method of transformer capacity and start voltage were introduced.
文中介绍了两个工程设计、运行的应用实例，以及变压器容量及起动电压水平的计算方法。
To lift the voltage level of distribution network is an effective method to enlarge the power supply capacity of the urban network.
提高配电网电压等级是提升城市电网供电能力的有效途径。
However, due to the lack of accumulator of big capacity to absorb energy, this method produces high bumping voltage, which is harmful for system.
然而，在没有大容量蓄电池吸收能量的情况下，再生制动将产生很高的泵升电压，给系统工作带来不利。
This paper analyzes the require of distribution transformer short impedance in national standard and puts forward a method to test the capacity of transformer with steady impedance voltage.
根据新实施标准对隔爆型干式变压器性能参数进行调整，对其变压器的短路阻抗进行了理论分析和计算，并给出了矿用隔爆型干式变压器的短路阻抗值。
This paper analyzes the require of distribution transformer short impedance in national standard and puts forward a method to test the capacity of transformer with steady impedance voltage.
根据新实施标准对隔爆型干式变压器性能参数进行调整，对其变压器的短路阻抗进行了理论分析和计算，并给出了矿用隔爆型干式变压器的短路阻抗值。
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