AC&DC supply system 交直流混和供电
In the paper, an electrical power system of base station is introduced in detail, including AC power supply system, DC power supply system and earthing system.
文中介绍了通信基站的电源系统,包括交流供电系统、直流供电系统和接地系统,论述了等电位在基站建设中的重要性。
As backup power supply of the DC system, the residual capacity of battery effected safe operation of DC system directly when ac power failure occurs.
蓄电池作为直流系统交流停电时的后备电源,其剩余容量直接影响了直流系统的安全运行。
In the first chapter, studying the structure and running performance include the DC traction power supply and ac power supply system.
本篇论文第一章研究了城市铁路供电系统(包括直流牵引供电系统和交流供电系统)的构成和运行方式。
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