1)AC interference交流干扰
1.Discusses the separation of AC interference and DC potential,etc,during installation and commissioning of DCS systems,and the application of signal spacers to solve this kind of problems.探讨了集散控制系统DCS安装调试过程中出现的交流干扰、直流电位等现象的隔离问题以及信号隔离器在解决这方面问题的应用情况。
2)AC influence交流干扰
1.Parts of the pipeline are crossing or paralleling respectively with many AC distribution power lines,and the pipeline may be damaged by strong current,and the AC influence voltage is more than 30 V in some part of the pipeline.忠武输气管道部分管段存在着高速公路及铁路的施工工地,其用电设备的接地系统对管道产生了严重的交流、直流干扰;该管道在部分地段还分别与多条强电线路交叉或平行,使管道有受强电冲击的危险,并在一些管段造成高于30 V的交流干扰。
3)AC interference交流电干扰
1.AC interference of various amplitudes was intentionally introduced during the standard current efficiency measurements for AZ41 magnesium sacrificial anode in a saturated calcium sulphate-magnesium hydroxide solution, to simulated the long-term environment around magnesium anodes installed in the backfill.在模拟填包料环境的硫酸钙-氢氧化镁饱和溶液中,在AZ41镁合金牺牲阳极直流放电的同时引入交流电干扰。
英文短句/例句
1.Applicability of-850 mV(CSE) Cathodic Protection Potential Criterion under AC Interference Condition交流电干扰下-850mV(CSE)阴极保护电位准则的适用性研究
2.electrical or acoustic activity that can disturb communication.影响信息交流的电或声音的干扰。
3.A Brief Description of the Cross-Interference Problem in Electronic Ballast for Two-Fluorescent Tubes Lamp;浅论双灯电子镇流器的交叉干扰问题
4.Interference of AC and Distributive Capacitance and Ways of Resisting Interference in Elevator System交流电、分布电容对电梯系统的干扰以及抗干扰的措施
5.Limits of radio interference from AC high voltage overhead power transmission linesGB15707-1995高压交流架空送电线无线电干扰限值
6.Limits and Design Control of Radio Interference for 1000 kV AC Transmission Lines1000kV交流输电线路无线电干扰限值与设计控制
7.Analysis of arc interference and control strategy for double wire AC-DC SAW交直流双丝埋弧焊电弧干扰分析及控制策略
8.Radio Interference Due to Corona Discharge on UHV AC Transmission Lines特高压交流输电线路电晕放电产生的无线电干扰
9.TIME DOMAIN MODEL AND SIMULATION ANALYSIS OF THE CONDUCTED EMI FOR ALTERNATOR-RECTIFIER SYSTEMS交流发电机整流系统传导电磁干扰的时域模型与仿真分析
10.Study on Stray Current Affection from AC Electrified Railway to Buried Pipelines交流电气化铁路杂散电流对埋地管道干扰规律研究
11.It is common for the direct current circuit to be interfered by alternating current voltage.直流回路受到交流电压干扰,是控制回路中容易产生的现象。
12.A crossed line, ie interruption of a telephone call because of a wrong connection交扰线路（电话因岔线而产生的干扰）
13.Specification for calculation of interference effects of AC highvoltage overhead power transmission lines on non-directional beacons高压交流架空送电线无线电干扰对中波导航影响的计算规程
14.Specification for calculation of noise disturbance effects of AC electrification railways on telecommunication lines交流电气化铁道对电信线路杂音干扰影响的计算规程
15.The measurement method of radiated radio interference from contact system of AC electrified railwaysGB/T15709-1995交流电气化铁道接触网无线电辐射干扰测量方法
16.Study on Interference Mechanism of Mixed Traffic Flow at Signalized Intersections;信号交叉口混合交通流干扰机理研究
17.Code for design of interference from A.C electrified railway to wired broadcast line交流电气化铁路对有线广播线路干扰防护设计规范
18.Wired Television System's Exchange Sonic Disturbance Phenomenon Origin and Countermeasure有线电视系统的交流声干扰现象的成因及其对策
相关短句/例句
AC influence交流干扰
1.Parts of the pipeline are crossing or paralleling respectively with many AC distribution power lines,and the pipeline may be damaged by strong current,and the AC influence voltage is more than 30 V in some part of the pipeline.忠武输气管道部分管段存在着高速公路及铁路的施工工地,其用电设备的接地系统对管道产生了严重的交流、直流干扰;该管道在部分地段还分别与多条强电线路交叉或平行,使管道有受强电冲击的危险,并在一些管段造成高于30 V的交流干扰。
3)AC interference交流电干扰
1.AC interference of various amplitudes was intentionally introduced during the standard current efficiency measurements for AZ41 magnesium sacrificial anode in a saturated calcium sulphate-magnesium hydroxide solution, to simulated the long-term environment around magnesium anodes installed in the backfill.在模拟填包料环境的硫酸钙-氢氧化镁饱和溶液中,在AZ41镁合金牺牲阳极直流放电的同时引入交流电干扰。
4)50Hz exchange noise50Hz交流干扰
5)hum interference交流声干扰
6)50Hz interference50Hz交流电干扰
1.Objective A biopotential amplifier with elimination 50Hz interference effectively is proposed.目的介绍一种生物电放大器可以有效抑制50Hz交流电干扰对微弱电生理信号检测的影响。
延伸阅读
交流交流alternating current,AC 1 100{llJ交流(alternating eurrent，AC)量值和方向随时间作周期性变化，且一周期内平均值为零的电流。交流这两个字义常和其他名词一起构成复合词，例如交流电压，交流电路等。交流瞬时值i的数学表达式为i~g(t)，其中，时间函数g(t)有如下两个性质 (l)g(t)=g(t+nT)式中T为瞬时值重复变动的最小时间间隔，称为周期，单位为秒(s)，，为整数。周期的倒数f一粤为单 ，一一~一’‘一~~。产，”j~~~JT~一位时间内波形重复的次数，称为频率，单位为赫兹，简称赫(Hz)。 (2)J:g(·)d一。，即一周期内、(‘)的平均值为零。 波形是正弦形的交流，称为正弦交流，是最常见的交流。 动力用电一般都采用交流电源。中国和欧洲国家工业用电的标准频率一般定为50Hz，称工频。美国和北美国家则采用60 Hz作为惯用的工频。科技和工程上遇到的交流，其频率可由10一‘Hz到1012 Hz。 电力系统中通常用同步交流发电机作交流电源，它是根据电磁感应定律制成的。发电机将热能、水能、核能、风能等不同形式的能量转换为电能。交流输电的一个突出优点是可以用变压器方便地改变交流电压的大小。这样，就可以用适中的电压发电，再用高电压进行高效率的长距离输电，然后用合适的低电压配电和用电。直流输电不能用变压器来改变电压，仅少数长距离电力线路采用直流输电。这时，发电机发出交流电，经变压器升压后，用整流器将交流电能变为直流电_矛仁扁j云舫亩枯资告轰衣是忌田名苗万岁哭姻宝与擂由台p水哭，亦浦压能电能，再用变压器降压。 交流除了能高效率传输电能外，交流异步电动机在结构上也比直流电动机简单，在工业中得到了广泛的应用。在信息传输方面也广泛地用到交流，例如载波通信用的载波电路就是利用了交流。
