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背景 Welsh供水公司从七十年代初以来便使用遥测系统。这些遥测系统,有的已结束其使用期限,有的虽然仍能维持工作,但表明已到了必需加以替换的极限。早期的系统仅与传来的警报和至当地控制场所的某些测量值有关,今天,要求则宽广得多:遥测系统被指望要给其原有的任务增加能为各式各样的目的而收集、处理和分配数据的方便。Welsh供水公司的数据管理是其综合的业务信息系统(IBIS)的一个特色,这个系统对被视为一个不可缺少的组
Background Welsh Water has been using telemetry since the early 1970s. Some of these telemetry systems have ended their useful life, some of which, while still able to sustain their work, show the limits that have to be replaced. Early systems were only related to incoming alarms and some measurements to local control sites. Today’s requirements are much broader: Telemetry systems are expected to add to their legacy tasks for a wide variety of purposes Convenience to collect, process and distribute data. Welsh Water’s data management is a feature of its Integrated Business Information System (IBIS), which is viewed as an indispensable group