ac input造句

• Power : 5v dc 220v ac input convert 5v dc
  供电配220v交流输入5v直流输出变换器5vdc
• Ac input module , controller
  控制器交流输入模板
• Controller ac input module
  控制器交流输入模板
• Ac input frequency
  交流输入频率
• Ac input voltage
  交流输入电压
• Ac input voltage
  Ac输入电压
• A dead - line operation option permits using the batteries located in the control for operation of the recloser if ac input power is lost
  失压线路方案在不能提供操作电源的情况下,控制器的内置的电池进行操作。
• The system consists of the ac input stage , single phase pfc , main inverter , output low - pass filter , auxiliary power supply , etc . the power supply extremely has an important position in the electronics equipments
  电源在电子设备中有着极为重要的地位，对变频电源的研究具有重要的理论意义和工程实用价值。
• The other way is to use a single - stage power processor to correct power factor and regulate voltage simultaneously . however , the technology has only been applied in low power of single - phase ac input and has no use in high power of three - phase . so , the three - phase high power supply as the main emi equipment is becoming one of the hot points in international research
  目前，这仅在输入电源为单相的变换器中实现，而且不是软开关，仍存在emi ；对于污染问题更严重的输入电源为三相三线的较大功率的变换器，则未见报道，同时，三相大功率的电磁污染治理问题也成为国际研究的热点之一。
• According to recording data of higher level monitor and control system when main motor drive system for four - high medium plate mill is operated , and relation between armature voltage of dc electromotor and ac input voltage of inverter , trip cause of dc fast automatic switch was analyzed in detail , and specific countermeasure and measures are given
  根据中板四辊轧机主电机传动系统运行时的上级监控系统记录数据，以及直流电机电枢电压与变流器交流侧输人电压的关系，详尽地分析了直流快速自动开关跳闸故障原因，并提出具体的对策及措施。
• Being the import unit of the distribution automation system , the transformer terminal unit namely ttu , samples ac input ( such as voltage , current and so on ) and state ( for example : switch state ) and executes remote control command ( open operation or close operation ) , ttu supervise the action of transformer , so it guarantee the security of das ( distribution automation system ) this paper is mainly based on the study of transformer terminal unit based on msp430f449 scm , the work of this paper includes : first , introduces the design of the hardware system and the software system of ttu , the core mathematical principle , and then , discusses the implementation of the communication protocol : iec870 - 5 - 101 and i2 c in detail
  配变监测终端ttu ( transformerterminalunit )是配电自动化系统中的重要部分，在系统中完成采集模拟量(电压、电流等)和状态量(如开关状态) ，以及执行遥控(开、合操作)操作等功能，实现对配电变压器的实时监测，保障配电系统的可靠运行。本文主要研究了基于msp430f449单片机的配电监测终端的实现，较详细地介绍了系统的硬件设计、软件设计、核心算法，介绍了通讯规约iec870 - 5 - 101和i ~ 2c的实现。
• Being the core unit of the distribution automation system , the feeder terminal unit , namely ftu . samples ac input ( such as voltage , current and so on ) and state ( for example : switch state ) and executes remote control command ( break or close ) . this paper is mainly based on the study of feeder terminal unit based on dsp
  馈线自动化终端装置( feederterminalunit )是馈线自动化系统中的核心部分，在系统中完成采集模拟量(电压、电流等)和状态量(如开关状态) ，以及执行遥控(开、合操作)操作等功能。