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  • na.【电子】frequency conversion
  • 网络VVVF; inverter; variable frequency

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英-汉网络释义

变频

na.

1.【电子】frequency conversion

例句：
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The doffer is driven by an inverter and a synchronous toothed belt which permits stepless variations of the speed.
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Induction motor variable frequency drive system has already been used in a wide variety of industry applications.
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The permanent-magnetism frequency-conversion momental motor used for a lathe is in the drawing.
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Be familiar with PLC, VFD and instrument control system, held at least two years maintenance experience in the field.
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This paper firstly introduced the structure of the wind turbine and its converter, and analyzed causes of converters' faults.
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Most bats produce a complicated sequence of calls, combining constant frequencies and frequency modulation components.
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Growth over the next few years is expected to be led by inverter-based systems and solar powered air conditioners.
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Familiar with at least one kind of PLC programming(Siemens); full working experience on transformer, motor onsite maintenance.
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the double Inverter control located the long, do not need to adjust the periphery, a step in the right position, time-saving in film.
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A back-to-back experimental result is given for a 4-channel system, based on which, a down conversion process for heterodyne can be reduced.
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Due to the mass application of the converter, the paper use the method of control the converter to set the oil pumps'number of stroke.
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Frequency conversion stepless can adjust the moving speed, adapted to the cleaning rhythms of the different needs of a variety of parts.
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DDC method based on FPGA is put up in this paper, which is realized with a high speed and a high performance.
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The result of the experiment shows that the refrigeration system adopting frequency conversion technology can save energy about 6%.
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Adjustable-rate frequency netband of transmission, suitable for the cleaning rhythms of the different needs of a variety of workpieces.
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When frequency is up to the base frequency, the amplitude of voltage vector is restricted constant.
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