电子质量
電子質量
전자질량
ELECTRONICS QUALITY
2013年
12期
11-14
,共4页
马茜%曹媛莉%马晓伟%王立志%曹茂永
馬茜%曹媛莉%馬曉偉%王立誌%曹茂永
마천%조원리%마효위%왕립지%조무영
电能质量%LabVIEW%三相不平衡%电压偏差%谐波分析
電能質量%LabVIEW%三相不平衡%電壓偏差%諧波分析
전능질량%LabVIEW%삼상불평형%전압편차%해파분석
Power quality%LabVIEW%Three-phase unbalance%Voltage deviation%Harmonic analysis
针对传统的电能质量分析仪以硬件为核心,功能单一、成本高、数据处理慢等问题,该文采用软硬件相结合,借助于数据采集卡以LabVIEW软件为开发平台研发了风电场电能质量监测系统,通过数据采集卡采集风电场的三相交流信号,并对电压偏差、频率偏差、谐波、三相不平衡、电压波动等指标进行监测并分析给出风电场运行状态和风电场对电网的影响。系统实现了长期自动运行,实时测量分析、存储数据的功能,开发周期短,具有良好的可视化人机交互界面,便于修改系统的功能和规模,为用户提供了高度的灵活性和易用性。
針對傳統的電能質量分析儀以硬件為覈心,功能單一、成本高、數據處理慢等問題,該文採用軟硬件相結閤,藉助于數據採集卡以LabVIEW軟件為開髮平檯研髮瞭風電場電能質量鑑測繫統,通過數據採集卡採集風電場的三相交流信號,併對電壓偏差、頻率偏差、諧波、三相不平衡、電壓波動等指標進行鑑測併分析給齣風電場運行狀態和風電場對電網的影響。繫統實現瞭長期自動運行,實時測量分析、存儲數據的功能,開髮週期短,具有良好的可視化人機交互界麵,便于脩改繫統的功能和規模,為用戶提供瞭高度的靈活性和易用性。
침대전통적전능질량분석의이경건위핵심,공능단일、성본고、수거처리만등문제,해문채용연경건상결합,차조우수거채집잡이LabVIEW연건위개발평태연발료풍전장전능질량감측계통,통과수거채집잡채집풍전장적삼상교류신호,병대전압편차、빈솔편차、해파、삼상불평형、전압파동등지표진행감측병분석급출풍전장운행상태화풍전장대전망적영향。계통실현료장기자동운행,실시측량분석、존저수거적공능,개발주기단,구유량호적가시화인궤교호계면,편우수개계통적공능화규모,위용호제공료고도적령활성화역용성。
In view of the problems of traditional power quality analyzer of taking hardware as the core,single function,high cost,slow data processing and so on,this paper combines software with hardware,with the aid of data acquisition card and developes wind power quality monitoring system based on the LabVIEW soft-ware development platform.The system col ects three-phase ac signal of wind farms through the data ac-quisition card,monitors voltage deviation,frequency deviation,harmonic,three-phase unbalance,voltage fluctuation and other indicators,and analyzes the impact of wind farm and wind farm running state to power grid.System has achieved the functions of the long-term run automatical y,real time measurement and anal-ysis and storing data,the system has short development cycle and the good visual man-machine interface, which is easy to modify the system function and scale,and provides users high degree of flexibility and ease of use.