供电可靠性

• The management of the distribution equipment maintenance are an important part of the distribution automation system . the management system plays an important role in enhancing the management level , automation level and supplying level of power bureau
  配电设备检修管理系统是配电自动化系统的重要组成部分，对于提高供电企业生产管理水平、自动化水平以及提高供电可靠性具有重要意义。
• On the one hand , the customers hope for higher reliability with less money to reduce their outage costs ; on the other hand , it is difficult for the supply department to enhance the power supply ' s reliability because of the limit of money and technology
  一方面用户希望在经济的前提下得到可靠度高的供电，以降低其停电损失；而另一方面，供电部门在提高供电可靠性上受着资金和技术的限制。
• Consequently , it is necessary to analyze the abnormal state and find out the insulation hidden trouble of distribution networks . besides , faults should be detected rapidly and effectively in order to guarantee the security , stabilization and reliability
  因此，有必要对配电网中的异常运行状态进行分析，找出隐患；此外，当发生故障后要能快速有效地检出，保障系统安全、稳定运行和供电可靠性。
• This paper is aimed at the subject of how to use the limited fund in rural network reconstruction to solve the questions , such as high loss , structural support unreasonable arrangement , low reliability , poor quality , and high price in rural power network
  如何利用农村电网改造的有限资金解决好阜新农村电网电能损耗高，网架结构不合理，供电可靠性低，电能质量差和农村电价高的问题，是本论文研究的方向。
• Distribution fault detection , islation and restoration system is an important part in the distribution management system ( dms ) now . with the growing need of the reliability of power system , electricity utilities pay more attention to the fault detection , isolation and restoration
  配电网故障处理包括故障定位、隔离和恢复是配网管理系统的重要功能之一；在对供电可靠性要求更高的情况下，配电网故障处理系统已经为配电部门所迫切需要。
• At the same time with the development and deepening of the management of electric power company , the operation of electric power law and the promises system of electric service , the reliability of electric supply plays a more and more important part in the processing and management of power system
  同时，随着电力企业管理工作的发展和深化及《电力法》的实施和电力服务承诺制的开展，供电可靠性在生产管理工作中所占的位置也越来越重要。
• The application of custom power is quite promising in distributed systems . it becomes one of the research emphases in recent years . its objective is to reconstruct distribution system into real time controlled and flexible one , which has no flickers , no asymmetry , and no harmonics
  其目的是通过系统的方法，将配电系统改造成无电压波动、无不对称以及无谐波的实时控制的柔性化配电网，以满足电力负荷对供电质量和供电可靠性日益提高的需求。
• The majority of work is reported as follows : 1 . study on fault diagnosis for distribution network based on rough set theory the quick and precise fault diagnosis is the key problem to enhance the reliability of power supply and is one of the most important problems in distribution automation
  基于粗糙集理论的配电网故障诊断研究配电网一旦发生事故，如何快速、准确地对故障发生区位进行诊断并有效地隔离，是提高供电可靠性的关键问题，也是实现配电自动化的重要研究课题之一。
• The distribution network automated system ( das ) is a management information system , including computer software and hardware technology , the computer network technology , the automatic control technology , the data communication technology and electrical power system technology , and it is utilized to acquire the data from power distribution network , monitor operation , position breakdown fast , isolate the failure , restore the power supply and administrate need , what ’ s more , it reduces the time of power cut effectively , improve the reliability and quality of power supply
  配电自动化系统( das )是集计算机软硬件技术、计算机网络技术、自动控制技术、数据通信技术及电力系统相关技术于一体的信息管理系统,为配电网络的数据采集、运行监视、快速故障定位、故障隔离、供电恢复以及需求侧管理等提供了有力的技术手段,能够有效地缩短事故停电时间、提高供电可靠性、改善供电质量。
• With the system total investment return rate as the objective function during the planning period , the power distribution network frame is completed via tidal current computation and competition ranking and in considering network construction cost , operation cost , power distribution network connectivity , power supply reliability , voltage limitation and constraint conditions of network losses
  以规划期内系统总投资收益率为目标函数，考虑网络建设费用、运行费用、配电网络连通性、供电可靠性、电压限制和网络损耗的约束条件，通过潮流计算和竞争排序，完成配电网架规划。