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变频

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

变频

英-汉网络释义

变频

VVVF

压变频（VVVF）电梯技术，并成为国内首家推出VVVF系列电梯企业。在此基础上，不间断动态引进和转化世界领先的最新技 …

inverter

此机搭载变频(inverter)马达, 所以基本上算省电兼安静(和 Sharp 一样).弱风下几乎听不到运转声, 中等模式在五尺以外可接受, 十 …

frequency conversion

专业英语词汇（信号与系统） - 豆丁网 ... 解调（ demodulation）变频（ frequency conversion）尺度变换特性（ scaling） ...

variable frequency

航海及海运专业术... ... variable frequency oscillator 变频振荡器 variable frequency 变频 variable frequency 变频可变频率 ...

VFD

风机变频（VFD）是对排风机进行总排风量控制，通风柜变风量系统（VAV）属于现场控制。排风机的变频系统与通风柜的变 …

VRV

空调新风系统:户式变频(VRV)中央空调配新风系统车库配置:智能车库进出管理系统及电子巡更系统其他配置:户式照明双孔及节 …

Frequency

电动自行小车输送系统_电气类栏目_jdzj.com ... 双速 Double speed 变频 Frequency 吊点距离(m) DZ-50 ...

dc

Usage... ... 1 0.00% dc 可以装火花消除器 1 0.00% dc 变频 1 0.00% dc 电压传送距离 ...

例句：

The doffer is driven by an inverter and a synchronous toothed belt which permits stepless variations of the speed .

道夫采用变频电机，同步齿形带传动，实现无级调速。

Induction motor variable frequency drive system has already been used in a wide variety of industry applications .

异步电动机变频调速系统已经广泛应用于工业生产之中。

The permanent-magnetism frequency-conversion momental motor used for a lathe is in the drawing .

图中为车床用永磁变频力矩电机。

Be familiar with PLC , VFD and instrument control system, held at least two years maintenance experience in the field.

熟悉 PLC ，变频器，自控仪表，有 2 年以上相关维护工作经验。

This paper firstly introduced the structure of the wind turbine and its converter , and analyzed causes of converters' faults .

首先介绍了风力机及其变频器系统的结构，分析了变频器的故障机理。

Most bats produce a complicated sequence of calls, combining constant frequencies and frequency modulation components.

恒定频率和变频组合 .产生一个复杂的叫声序列。

Growth over the next few years is expected to be led by inverter-based systems and solar powered air conditioners .

今后几年的空调增长将主要基于变频系统以及太阳能空调系统。

On base of that the author introduced in detail the field installation method and the connection requirements as sell as the precautions .

在此基础上，详细介绍了变频器的现场安装方式和现场接线要求的注意事项。

Familiar with at least one kind of PLC programming(Siemens); full working experience on transformer , motor onsite maintenance.

精通一种以上 PLC 编程及设计，有变频器、电机等丰富的现场工作经验者优先；

the double Inverter control located the long , do not need to adjust the periphery, a step in the right position, time-saving in film .

双变频器控制，袋长即设即切，无需调节空走，一步到位，省时省膜。

The good preference, low price and high reliability of the general inverter can be indicated by experiments and practice .

试验和实际表明，该变频器性能好、价格低、可靠性较高。

The discontinuous transmission belt adopts frequency conversion control as per different length of the paperboard.

间断式皮带输送采用变频控制，根据纸张长短可调整间断输送长短；

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.

针对 4 通道接收，我们给出了背靠背实验方案，并且基于此方法，省去了外差系统所需的下变频过程。

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 .

由于目前许多井上已经配备了变频器，本文采用通过控制变频器的方法来调节抽油机的冲程次数。

Frequency conversion stepless can adjust the moving speed , adapted to the cleaning rhythms of the different needs of a variety of parts.

变频无级可调运行速度，适应多种工件不同需求的清洗节拍。

DDC method based on FPGA is put up in this paper, which is realized with a high speed and a high performance .

提出了一种数字下变频的 FPGA 实现方案，实现了高速、高性能的数字下变频。

The result of the experiment shows that the refrigeration system adopting frequency conversion technology can save energy about 6%.

实验结果表明，在实验工况下，变频制冷系统与定频系统相比能节省 6%左右的能耗。

The role of the super capacitor based energy saving system in variable frequency speed regulation system had been analyzed by PSIM software .

采用 PSIM 仿真软件分析超级电容器储能的节能系统在变频调速系统中的作用。

Adjustable-rate frequency netband of transmission , suitable for the cleaning rhythms of the different needs of a variety of workpieces.

速度变频可调式输送网带，适应多种工件不同需求的清洗节拍。

When frequency is up to the base frequency , the amplitude of voltage vector is restricted constant.

但当频率上升到基频后，定子电压受到变频器最大输出电压的限制而不能进一步提高。

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