... polyphase shunt commutator motor 多相并励换向器式电动机 polyphase source 多相电源 polyphase symmetrical system 多相对称系统 ...
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该文在单相电源的基础上建立了多相电源的小信号模型，并利用控制理论推导了系统的传输函数。
The small signal model of the multiphase converter and the transfer function were based on the model of a single channel with a design example showing how to obtain a stable current sharing loop.
应用所研制的双丝脉冲mag高速焊多相位数字化协同控制电源装备进行了大量的双丝高速焊工艺试验。
Finally, the technologic experiment of twin-wire welding was done with the equipment of twin-wire pulsed MAG high speed welding power supply and its multi-phase digital synchronic control system.
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