移动电源与车辆
移動電源與車輛
이동전원여차량
MOVABLE POWER STATION & VEHICLE
2013年
3期
12-16
,共5页
移动电源%数据采集与处理%谐波分析%动态测试%故障检测
移動電源%數據採集與處理%諧波分析%動態測試%故障檢測
이동전원%수거채집여처리%해파분석%동태측시%고장검측
mobile power system%data acquisition and processing%harmonic analysis%dynamic test%fault detection
针对目前移动电源控制技术发展的现状，提出了一种集自动控制、试验测试和故障检测三位一体的移动电源系统智能监控设备，该设备通过工控机＋数据采集卡＋变送器＋数字量输入输出模块实现。三相电压电流信号、油温和油压等经变送器，转换为数据采集卡能接收的电压信号，经数据采集卡转换为数字量，由工控机对信号进行分析处理，完成三相电压、三相电流、柴油机转速、缸体温度、机油温度、机油压力等的显示；同时完成电压总谐波含量、电压和频率的波动率、电压和频率的稳态调整率的分析。可以实现机组的启动、怠速/额速切换、停机、供电、断电等控制，当机组电压异常、频率异常、超速、油压低、油温高、缸温高、皮带断等情况出现时，由工控机通过数据采集卡及输出模块输出报警信号。该平台稳定性好、系统集成度高，易于维护、维修。
針對目前移動電源控製技術髮展的現狀，提齣瞭一種集自動控製、試驗測試和故障檢測三位一體的移動電源繫統智能鑑控設備，該設備通過工控機＋數據採集卡＋變送器＋數字量輸入輸齣模塊實現。三相電壓電流信號、油溫和油壓等經變送器，轉換為數據採集卡能接收的電壓信號，經數據採集卡轉換為數字量，由工控機對信號進行分析處理，完成三相電壓、三相電流、柴油機轉速、缸體溫度、機油溫度、機油壓力等的顯示；同時完成電壓總諧波含量、電壓和頻率的波動率、電壓和頻率的穩態調整率的分析。可以實現機組的啟動、怠速/額速切換、停機、供電、斷電等控製，噹機組電壓異常、頻率異常、超速、油壓低、油溫高、缸溫高、皮帶斷等情況齣現時，由工控機通過數據採集卡及輸齣模塊輸齣報警信號。該平檯穩定性好、繫統集成度高，易于維護、維脩。
침대목전이동전원공제기술발전적현상，제출료일충집자동공제、시험측시화고장검측삼위일체적이동전원계통지능감공설비，해설비통과공공궤＋수거채집잡＋변송기＋수자량수입수출모괴실현。삼상전압전류신호、유온화유압등경변송기，전환위수거채집잡능접수적전압신호，경수거채집잡전환위수자량，유공공궤대신호진행분석처리，완성삼상전압、삼상전류、시유궤전속、항체온도、궤유온도、궤유압력등적현시；동시완성전압총해파함량、전압화빈솔적파동솔、전압화빈솔적은태조정솔적분석。가이실현궤조적계동、태속/액속절환、정궤、공전、단전등공제，당궤조전압이상、빈솔이상、초속、유압저、유온고、항온고、피대단등정황출현시，유공공궤통과수거채집잡급수출모괴수출보경신호。해평태은정성호、계통집성도고，역우유호、유수。
According to the current development status of mobile power control technology , a set of mobile power system intelligent monitoring device with automatic control , pilot testing and fault detection functions is de-signed.The device is composed of IPC , data acquisition card , transmitter, digital input and output modules . Three-phase voltage , three-phase current , oil temperature and oil pressure signals are converted by the transmitter to voltage signals which can be received and converted to digital signals by the data acquisition card .Then the dig-ital signals are analyzed by the IPC to complete the parameters display of three-phase voltage, three-phase current, diesel engine speed , cylinder temperature , oil temperature , oil pressure etc .Meanwhile the IPC can analysis the steady-state voltage total harmonic content , voltage and frequency fluctuation rate , voltage and frequency adjust-ment rate .The device can completed the functions of unit's start、idling /rated speed switching、shutdown、power on and off control .When the unit appears states of abnormal voltage , abnormal frequency , over speed , low oil pres-sure, high oil temperature , high cylinder temperature or belt off situation , the IPC sends out an alarm signal through data acquisition card and output modules .The device has advantages of good stability , high system integra-tion and easy maintenance .
