基波电能表,fundamental electric energy meter
1)fundamental electric energy meter基波电能表
2)carrier electrical energy meter载波电能表
3)harmonic energy meter谐波电能表
1.To meet the urgent demand of electric power industry for harmonic energy measurement,a three-phase multi-functionalharmonic energy meter structure composed of AD73360L+ADSP-BF533+M30624FGPFP was presented.针对电力行业谐波电能计量的迫切需求,提出了AD73360L+ADSP-BF533+M30624FGPFP的三相多功能谐波电能表构成方案,简述了电能表的工作原理,详细介绍了6路同步采样ADC的数据采集电路和以ADSP-BF533为核心的数据处理电路设计,论述了为改善FFT频谱泄漏、旁瓣效应采用的基于Hanning窗双峰插值FFT的谐波电能计量方法,探讨了谐波电能计量的比差、角差校正方法。
4)Three-phase multi-functional harmonic power meter三相多功能谐波电能表
5)Power Meter电能表
1.Design ofPower Meter Intelligent Reading System based on LonWorks;基于LonWorks的电能表智能抄表系统设计
2.Motorola SCM and its application in power meter;Motorola单片机及其在电能表中应用
英文短句/例句
1.Design of Electronic Multi-Function Meter Software Calibration System电子式多功能电能表软件校表系统的设计
2.Study on the Effect of Harmonic on the Electrical Energy Measurement of Watt-hour Meters;电力谐波对电能表电能计量的影响研究
3.Design of Multifunction Watt-Meter and Research of the Arithmetic of Power Measurement;多功能电能表的研制和电能计量算法的研究
4.The Development of Single-phase IC Card Electrical Energy Instrument Made up of Electronic Elements for Multi-level Electrical Prices;电子式单相复费率IC卡电能表的研制
5.Analysis and complementary Calcucation of Coulomb in 3-phase-3 wire Active Power Meter三相三线有功电能表电量分析与补算
6.The Research and Application of Single-phase Prevent Electricity from Theft Watt-hour Meter’s Principle单相电能表防窃电原理的研究及应用
7.Impact of Magnetic Field on Electronic Energy Meter and Preventive Measures浅谈恒定磁场对电子式电能表的影响
8.The Research and Implementation on the Multi-function Energy Meter and Remote Meter Reading System多功能电能表及其远程抄表系统的研究与实现
9.Verification of Inner Data of Multi-function Watt-hour Meter through RS-485 Interface通过多功能电能表RS-485接口对表内数据的验证
10.AC watt /energy Multimeters with 0.01 %F. S. Accruacy0.01级多功能交流功率/电能表
11.Design of Multi-Function Power Meter Based on PL3201;基于PL3201的多功能电能表设计
12.Research of Three-phase Multi-function Watt-Hour Meter Based on MC68HC908LJ12;基于MC68HC908LJ12的三相多功能电能表的研究
13.Design of Three Phase Multi-function Energy Meter Based on 71M6513;基于71M6513的三相多功能电能表设计
14.Design of the Single-phase Inteligent Multi-tarif Watt-hour Meter;单相智能复费率电能表的设计与开发
15.The Design of Bidirectional and Multi-functional Electric Meter With ADE7758基于ADE7758的双向多功能电能表的设计
16.Three-phase multifunctional electric power meter based on microchip μPD78F0525基于单片机μPD78F0525的三相多功能电能表
17.A design of multi-function network electric power meter based on AD73360基于AD73360的多功能网络电能表设计
18.Design of the advanced watt-hour meter based on ADE7757基于ADE7757的高性能电能表的设计
相关短句/例句
carrier electrical energy meter载波电能表
3)harmonic energy meter谐波电能表
1.To meet the urgent demand of electric power industry for harmonic energy measurement,a three-phase multi-functionalharmonic energy meter structure composed of AD73360L+ADSP-BF533+M30624FGPFP was presented.针对电力行业谐波电能计量的迫切需求,提出了AD73360L+ADSP-BF533+M30624FGPFP的三相多功能谐波电能表构成方案,简述了电能表的工作原理,详细介绍了6路同步采样ADC的数据采集电路和以ADSP-BF533为核心的数据处理电路设计,论述了为改善FFT频谱泄漏、旁瓣效应采用的基于Hanning窗双峰插值FFT的谐波电能计量方法,探讨了谐波电能计量的比差、角差校正方法。
4)Three-phase multi-functional harmonic power meter三相多功能谐波电能表
5)Power Meter电能表
1.Design ofPower Meter Intelligent Reading System based on LonWorks;基于LonWorks的电能表智能抄表系统设计
2.Motorola SCM and its application in power meter;Motorola单片机及其在电能表中应用
6)watt-hour meter电能表
1.Immunity test of electrostatic discharge for electronic Watt-hour meter and ESD protection;电子式电能表静电放电试验及防护措施
2.Design of single phase multi-function Watt-hour meter with IC ADE7753;基于ADE7753的单相多功能电能表设计
3.Design for multi-rate Watt-hour meter with communication interface using IC card,RS485 and IR.;基于三种通信接口并存的多费率电能表的设计
延伸阅读
标准电能表标准电能表standard kWhmeter;rotating standard框图所示。每一个方框都可由几种不同的原理和线路来实现。_」_1_」 图1空三月丽而几指针式标准电能表外形图功率一电压转换级 孩率换级分栩计教级 图2电子式标准电能表方框图输入级采用分压法或互感器法,将线路电压和负荷电流分别转换为成比例的低电压后,输送至下一级。功率一电压转换级采用乘法器将输人的两个参量转换为其乘积值(即功率),再把功率转换为与之成正比的电压后,送至下一级。乘法器有多种,常用的有时分割乘法器等。电压一频率转换级采用积分方式,把输人电压转操为与之成正比的频率后,再送至下一级。电压一频率转换的原理及线路有多种,如恒流反馈式电压一频率转换等。分频计数级采用分频器降低输人的脉冲频率以便于计数,如ZH:、ZkH:、6kH:等。计数器可采用数字计数器或机械式计数器。分频后设有单独的输出端钮,供自动校验用。电子式标准电能表的准确级别为0.1及0.05级。在额定条件下,当电流为标定值的80%~120%,。os华=一、eos甲=0.5(滞后)及eos沪=0.5(超前)时,相对误差均小于准确级指数百分数。当线路电压改变额定值的士10%,频率改变额定值的士5%时,误差改变均小于准确级指数百分数的30环。当环境温度改变10℃,误差改变小于准确级指数百分数。b一oozhLJn dlonnengbioo标准电能表(standard kwhmeter;rotatingstandard)校验普通电能表用的准确级别较高的电能表。它分为感应系标准电能表及电子式标准电能表两种。感应系标准电能表工作原理与普通电能表相同,在结构上制成携带式的。它的计数机构为三位指针式(也有脉冲数显式的),指示圆盘转数从。.01转至100转(见图1)。起动和停止机构有两种形式:一种是在圆盘连续转动的情况下,利用电磁铁将计数机构与圆盘间的传动装置分离或连接,同时对计数机构制动;另一种是切断或接通电压线圈的电压,使圆盘停止或起动。计数机构设有复零装置,能使计数指示全部复零。标准电能表可制成多规格的,如电压为lloV及22oV;电流为IA、SA及10A等;有单相、三相三线及三相四线标准电能表。感应系标准电能表的准确级别为0.5级及0.2级。在电流为标定值的20%~12。%,cos沪~1及电流为标定值的50%一120%,cos沪一o.5(滞后)时,相对误差小于准确级指数百分数。环境温度改变10’C,频率改变额定值的士5%,电压改变额定值的士10%时,误差改变小于准确级指数百分数。自热特性在标准电能表使用上很重要,要求预热时间短,一般为30min。电子式标准电能表其准确度较高,可能将取代感应系标准电能表。电子式标准电能表有多种原理和结构,但综合起来可由四个基本环节组成,如图2的方