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APView400电能质量在线监测装置采用了高性能多核平台和嵌入式操作系统，遵照IEC61000-4-30《测试和测量技术-电能质量测量方法》中规定的各电能质量指标的测量方法进行测量，集谐波分析、波形采样、电压暂降/暂升/中断、闪变监测、电压不平衡度监测、事件记录、测量控制等功能为一体。装置在电能质量指标参数测量方法的标准化和指标参数的测量精度以及时钟同步、事件告警功能等，能够满足35kV及以下供电系统电能质量监测的要求，广泛适用于化工、钢铁、冶金、医院、数据中心、交通建筑等行业的电能质量监测。
光伏并网柜A类电能质量在线监测装置
光伏并网柜A类电能质量在线监测装置
装置采用基于Xilinx SoC构架的双ARM内核处理器，ARM1运行嵌入式Linux、TCP/IP协议、Http协议、Web服务器、电能质量数据的存储、统计、分析，ARM2用来数据采样、电能质量数据计算。装置每周波采样高达1024点，具备高测量精度能准确记录故障波形。采用32GB工业级大容量SD卡，可以长期存储事件记录与故障波形等数据。具备友好的人机界面，800*480像素点阵彩色大尺寸液晶可就地查看实时波形与故障波形，方便用户故障分析。
表1.1 功能对照表Table 1.1 Functions
| 稳态数据 Steady state | 电压、电流有效值 RMS voltage and current | √ | ||
| 频率显示 Frequency | √ | |||
| 基波相角及矢量图 Fundamental phase angle and vector diagram | √ | |||
| 实时电压电流波形显示 Real-time voltage and current waveform | √ | |||
| 有功、无功、视在功率、功率因数 P、Q、S、PF | √ | |||
| 正向有功、反向有功、正向无功、反向无功电能 Ep+、Ep-、Eq+、Eq- | √ | |||
| 电压、电流序分量 Voltage and Current sequence components | √ | |||
| 电流、电压不平衡度 Current and voltage unbalance | √ | |||
| 电压偏差 Voltage deviation | √ | |||
| 频率偏差 Frequency deviation | √ | |||
| 谐波 Harmonics (2-63次) (2nd -63rd)
| 电压、电流谐波有效值 Harmonic voltage/current RMS | √ | ||
| 电压、电流谐波含有率 Harmonic voltage/current ratio | √ | |||
| 电压、电流谐波总畸变(THD) Total harmonic distortion(THD) of voltage/current | √ | |||
| 电流总需求畸变(TDD) Total demand distortion(TDD) of current | √ | |||
| 电压、电流谐波相角 Harmonic voltage/current phase angle | √ | |||
| 峰值因子 Crest factor | √ | |||
| K因子 K-factor | √ | |||
| 奇次谐波畸变率 Odd harmonic distortion | √ | |||
| 偶次谐波畸变率 Even harmonic distortion | √ | |||
| 各次谐波电能 Harmonic energy | √ | |||
| 各次谐波功率 Harmonic power | √ | |||
| 间谐波 Interharmonics (0.5-62.5次) (0.5th to 62.5th) | 电压、电流间谐波有效值 Interharmonic voltage/current RMS | √ | ||
| 电压、电流间谐波含有率 Interharmonic voltage/current ratio | √ | |||
| 高频次谐波 Higher harmonics | 2.5kHz～8.9kHz | √ | ||
| 电压闪变(短闪变、长闪变) Voltage flicker (short-term flicker & long-term flicker) | √ | |||
| 电压波动 Voltage fluctuation | √ | |||
| 快速电压变化 Rapid voltage change | √ | |||
| 直流分量 DC volume | √ | |||
| 暂态数据 Temporary state | 电压中断 Voltage interruption | √ | ||
| 电压暂降 Voltage dip | √ | |||
| 电压暂升 Voltage swell | √ | |||
| 冲击电流 Inrush current | √ | |||
| 瞬态数据 Transient state | 电压瞬态 Transient voltage | √ | ||
| 电流瞬态 Transient current | √ | |||
| 事件记录 Event recorder | 暂态事件 Temporary event | 暂态事件越限触发 Trigger the threshold of temporary events | √ | |
| 稳态事件 Steady event | 稳态事件越限触发 Trigger the threshold of steady events | √ | ||
| 工作日志 Log | 记录装置操作日志、运行状况 Record the daily operation and running conditions | √ | ||
| 故障录波 Waveform recorder | 事件触发录波 Event-triggered recording | 故障波形前后周期可设置 Settable fault wave period | √ | |
| 手动触发录波 Manual recording | 录波采样点数可设置 Settable recording sampling point | √ | ||
| 定时触发录波 Timed recording | 录波采样点数可设置 Settable recording sampling point | √ | ||
| 上位机触发录波 Host-triggered recording | 录波采样点数可设置（IEC61850协议支持） Settable recording sampling point (supported by IEC61850 protocol) | √ | ||
| 通讯 Communication | IEC61850 | ■ | ||
| Modbus-RTU | √ | |||
| Modbus-TCP | √ | |||
| WebServer | √ | |||
| 对时 Timing | GPS对时(IRIG-B) GPS timing(IRIG-B) | √ | ||
| SNTP | √ | |||
| 手动对时 Manual timing | √ | |||
| 硬件资源 Hardware resources | AI | 8 | 模拟量输入 Analog input | √ |
| DO | 5 | 开关量输出可配置 Settable digital output | √ | |
| DI | 5 | 为无源接点，需要外接电源 Digital input(passive contacts requiring an external power) | √ | |
| USB | 1 | 用于维护 Maintenance | √ | |
| RS485 | 2 | 用于Modbus通讯和B码对时 Modbus、IRIG-B | √ | |
| Ethernet port | 2 | 用于通讯和升级维护 Communication and update | √ | |
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