电气化铁道 关键词： 直流操作电源；不停电电源；弱电系统；整合电源 [gap=330]Keyword： DC operating power source; UPS; low voltage system; power source integration
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The paper presents performance and features of the intelligent dc operating power source, and explains its reliability and superiority in practical use.
本文介绍了智能型直流操作电源的性能和特点，阐述了在实际应用中的可靠性和优越性。
To describe the operating principle and control, this paper focuses on an example: a Z-source inverter for dc-ac power conversion needed in fuel cell applications.
以应用于燃料电池逆变功率变换的阻抗源逆变器为例，分析了其工作原理和控制方法。
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