區域調度控制系統 末端資訊單元 遙測控制與資料收集 磁碟陣列 工業級個人電腦 多餘裕度 可靠度 Area dispatch control system ADCS Rermote terminal unit RTU Supervisory control and data acquisition SCADA Redundant arrays of inexpensive drives RAID Industrial personal computer IPC Redundancy Reliability