APView400電能質(zhì)量在線監(jiān)測裝置采用了高性能多核平臺和嵌入式操作系統(tǒng),遵照IEC61000-4-30《測試和測量技術(shù)-電能質(zhì)量測量方法》中規(guī)定的各電能質(zhì)量指標(biāo)的測量方法進行測量,集諧波分析、波形采樣、電壓暫降/暫升/中斷、閃變監(jiān)測、電壓不平衡度監(jiān)測、事件記錄、測量控制等功能為一體。裝置在電能質(zhì)量指標(biāo)參數(shù)測量方法的標(biāo)準(zhǔn)化和指標(biāo)參數(shù)的測量精度以及時鐘同步、事件告警功能等,能夠滿足35kV及以下供電系統(tǒng)電能質(zhì)量監(jiān)測的要求,廣泛適用于化工、鋼鐵、冶金、醫(yī)院、數(shù)據(jù)中心、交通建筑等行業(yè)的電能質(zhì)量監(jiān)測。
APView400--安科瑞電能質(zhì)量監(jiān)測裝置可用于光伏發(fā)電系統(tǒng)
APView400--安科瑞電能質(zhì)量監(jiān)測裝置可用于光伏發(fā)電系統(tǒng)
裝置采用基于Xilinx SoC構(gòu)架的雙ARM內(nèi)核處理器,ARM1運行嵌入式Linux、TCP/IP協(xié)議、Http協(xié)議、Web服務(wù)器、電能質(zhì)量數(shù)據(jù)的存儲、統(tǒng)計、分析,ARM2用來數(shù)據(jù)采樣、電能質(zhì)量數(shù)據(jù)計算。裝置每周波采樣高達1024點,具備高測量精度能準(zhǔn)確記錄故障波形。采用32GB工業(yè)級大容量SD卡,可以長期存儲事件記錄與故障波形等數(shù)據(jù)。具備友好的人機界面,800*480像素點陣彩色大尺寸液晶可就地查看實時波形與故障波形,方便用戶故障分析。
表1.1 功能對照表
Table 1.1 Functions
穩(wěn)態(tài)數(shù)據(jù) Steady state | 電壓、電流有效值 RMS voltage and current | √ | ||
頻率顯示 Frequency | √ | |||
基波相角及矢量圖 Fundamental phase angle and vector diagram | √ | |||
實時電壓電流波形顯示 Real-time voltage and current waveform | √ | |||
有功、無功、視在功率、功率因數(shù) P、Q、S、PF | √ | |||
正向有功、反向有功、正向無功、反向無功電能 Ep+、Ep-、Eq+、Eq- | √ | |||
電壓、電流序分量 Voltage and Current sequence components | √ | |||
電流、電壓不平衡度 Current and voltage unbalance | √ | |||
電壓偏差 Voltage deviation | √ | |||
頻率偏差 Frequency deviation | √ | |||
諧波 Harmonics (2-63次) (2nd -63rd)
| 電壓、電流諧波有效值 Harmonic voltage/current RMS | √ | ||
電壓、電流諧波含有率 Harmonic voltage/current ratio | √ | |||
電壓、電流諧波總畸變(THD) Total harmonic distortion(THD) of voltage/current | √ | |||
電流總需求畸變(TDD) Total demand distortion(TDD) of current | √ | |||
電壓、電流諧波相角 Harmonic voltage/current phase angle | √ | |||
峰值因子 Crest factor | √ | |||
K因子 K-factor | √ | |||
奇次諧波畸變率 Odd harmonic distortion | √ | |||
偶次諧波畸變率 Even harmonic distortion | √ | |||
各次諧波電能 Harmonic energy | √ | |||
各次諧波功率 Harmonic power | √ | |||
間諧波 Interharmonics (0.5-62.5次) (0.5th to 62.5th) | 電壓、電流間諧波有效值 Interharmonic voltage/current RMS | √ | ||
電壓、電流間諧波含有率 Interharmonic voltage/current ratio | √ | |||
高頻次諧波 Higher harmonics | 2.5kHz~8.9kHz | √ | ||
電壓閃變(短閃變、長閃變) Voltage flicker (short-term flicker & long-term flicker) | √ | |||
電壓波動 Voltage fluctuation | √ | |||
快速電壓變化 Rapid voltage change | √ | |||
直流分量 DC volume | √ | |||
暫態(tài)數(shù)據(jù) Temporary state | 電壓中斷 Voltage interruption | √ | ||
電壓暫降 Voltage dip | √ | |||
電壓暫升 Voltage swell | √ | |||
沖擊電流 Inrush current | √ | |||
瞬態(tài)數(shù)據(jù) Transient state | 電壓瞬態(tài) Transient voltage | √ | ||
電流瞬態(tài) Transient current | √ | |||
事件記錄 Event recorder | 暫態(tài)事件 Temporary event | 暫態(tài)事件越限觸發(fā) Trigger the threshold of temporary events | √ | |
穩(wěn)態(tài)事件 Steady event | 穩(wěn)態(tài)事件越限觸發(fā) Trigger the threshold of steady events | √ | ||
工作日志 Log | 記錄裝置操作日志、運行狀況 Record the daily operation and running conditions | √ | ||
故障錄波 Waveform recorder | 事件觸發(fā)錄波 Event-triggered recording | 故障波形前后周期可設(shè)置 Settable fault wave period | √ | |
手動觸發(fā)錄波 Manual recording | 錄波采樣點數(shù)可設(shè)置 Settable recording sampling point | √ | ||
定時觸發(fā)錄波 Timed recording | 錄波采樣點數(shù)可設(shè)置 Settable recording sampling point | √ | ||
上位機觸發(fā)錄波 Host-triggered recording | 錄波采樣點數(shù)可設(shè)置(IEC61850協(xié)議支持) Settable recording sampling point (supported by IEC61850 protocol) | √ | ||
通訊 Communication | IEC61850 | ■ | ||
Modbus-RTU | √ | |||
Modbus-TCP | √ | |||
WebServer | √ | |||
對時 Timing | GPS對時(IRIG-B) GPS timing(IRIG-B) | √ | ||
SNTP | √ | |||
手動對時 Manual timing | √ | |||
硬件資源 Hardware resources | AI | 8 | 模擬量輸入 Analog input | √ |
DO | 5 | 開關(guān)量輸出可配置 Settable digital output | √ | |
DI | 5 | 為無源接點,需要外接電源 Digital input(passive contacts requiring an external power) | √ | |
USB | 1 | 用于維護 Maintenance | √ | |
RS485 | 2 | 用于Modbus通訊和B碼對時 Modbus、IRIG-B | √ | |
Ethernet port | 2 | 用于通訊和升級維護 Communication and update | √ |