frequency conversion

[ˈfri:kwənsi kənˈvə:ʃən]
  • 释义

    频率转换;

数据更新时间:2026-04-18 13:49:41
1、

Frequency conversion control of master pump motor.

主泵马达变频控制.

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3、

The uses of thermosetting resin have problems of low toughness, short corona resistant time, lower breakdown strength filed on adhesive and impregnating varnish aspect. This restricted its use on high voltage electromotor and frequency conversion system.

目前热固性树脂在绝缘粘合剂和浸渍漆方面的应用存在着韧性低、耐电晕时间短、击穿场强低等问题,这就限制了其在高压电动机及变频调速系统绝缘中的广泛应用。

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4、

Besides adopting AC frequency conversion for speed adjustment PID control, reduce the power consume.

另外采用变频调速的PID控制, 节省了电能.

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5、

Note: frequency conversion, adjustable temperature and pressure, automatic rolling moment.

注: 变频调速, 温度可调,压力可调, 力矩自动收卷.

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6、

Special driving system, adjusting by frequency conversion.

专用驱动系统, 变频调速.

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7、

Aimed at the problems that sucker rods of the ground drive screw pump break and collars thread off frequently, the frequency conversion timing equipment of screw pump wells and the automatic control system are developed.

针对地面驱动螺杆泵抽油杆断、脱频繁,单井提液调参难以控制等问题,开发了螺杆泵井的变频调速装置及自动控制系统。

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8、

Main electromotor adopt import frequency conversion tecnical.

主电机采用进口变频技术.

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9、

Analysis of Three-Phase Induction Motor to Frequency Conversion of Motor Control

对控制频率调速的三相鼠笼式异步电动机的分析

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10、

Main motor adopts frequency conversion control and stays stable working.

主电机采用变频控制、工作稳定.

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11、

The main pump uses frequency conversion control.

主泵采用变频控制.

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12、

Control of Speed With Frequency Conversion for Crowned Taper Roller Superfinisher

圆锥滚子凸度超精研机的变频调速控制

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13、

Research for Frequency Conversion Control in Air Supply System of Hydrogen Power

氢能发电机空气供给系统变频控制技术初探

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14、

This aircraft also has the frequency conversion function, causes to roll rubs the rotation to adjust willfully according to the craft.

④本机还具有变频功能,使滚揉转数根据工艺任意调整。

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15、

Adopts full frequency conversion speed adjustment, operate and maintain conveniently, stably performance.

全变频器无级调速,设计科学合理,操作维护方便, 性能稳定.

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16、

The Application of Frequency Conversion Regulating Technology for Mine Axial Flow Fan

变频调速技术在矿井轴流式通风机的应用

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17、

The frequency conversion technology with high-voltage offered advanced technology for energy conservation.

高压变频技术的发展为节能提供了先进技术.

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18、

Failure Mechanism of Motor Bearings in the Frequency Conversion Driving System

变频电机轴承失效机理分析

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19、

Extruder and hual off adopt AC frequency conversion technology.

挤出机、牵引机等采用交流变频控制技术,调整方便.

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20、

By peak value sampling the information of baseband signal can be obtained from an AM signal directly. By frequency conversion sampling the carrier wave's frequency of a PSK signal can be cut down.

对AM信号进行峰值采样可以直接获得基带信号的信息,对PSK信号进行变频采样可以降低其载波频率。

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21、

Frequency conversion is an effective energy-saving approach for a pump system.

变频调节是泵系统节能的一种有效手段.

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22、

Last end, frequency conversion conditioning enters our country.

上个世纪末, 变频空调进入我国.

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23、

It adopts speed adjusted system through frequency conversion, which can realize non-pole speed adjustment.

采用变频调速系统, 可实现不停机无级调速.

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24、

Tape-sticking speed is adjusted by frequency conversion.

贴胶速度,可实现变频调速.

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25、

The Application of Technology of Frequency Conversion for Speed Control in Retarder Online Testing Car

变频调速技术在减速顶在线检测车上的应用

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26、

Particularly introduces the measure theory of frequency and phasic dispersion, A/ D conversion, and gives the system ′ s power supply, then discusses several data transmission methods: RS 485, CAN, and GPRS communication.

详细介绍了频率、相位差的测量原理和A/D转换,以及系统所需电源的电路设计。并且讨论了几种数据传输的方式:RS485通信、CAN通信及GPRS通信。

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27、

Use frequency conversion to adjust speed , with large speed range.

采用变频调速,调速范围大.

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28、

PLC control system, frequency conversion adjusting speed, high degree automatization.

PLC控制系统, 变频调速, 自动化程度高.

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29、

The gear pump adopts frequency conversion which accurate control adhesive capacity output.

独立泵转速由交流马达(变频调速)数字显示精确控制胶量输出.

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30、

Control Logic Optimization of Condensate Pump Frequency Conversion Transformation

600MW机组凝结水泵变频改造的控制逻辑优化

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