Location using one - terminal data for double phase - to - earth fault on non - direct ground neutral system 非直接接地系統(tǒng)兩相接地故障的單端測距
The communication radio station terminal data transmission software design for emergency treatment 處置突發(fā)事件通信電臺終端數(shù)據(jù)傳輸軟件設(shè)計(jì)
In order to satisfy some requirement , the device can locate the fault using single - terminal data 同時(shí)為了滿足某些需要,測距裝置也提供單端測距功能。
Aiming at the effects of distributed capacitance on accurate fault location , a new method based on the distributed parameter model , where the two - terminal data of the transmission lines are utilized , is proposed 摘要基于線路的分布參數(shù)模型,并且利用線路兩端工頻電氣量和相模變換,提出了在模域中進(jìn)行故障測距的算法。
This article introduces the development of sports lottery and the research of the terminal data security in sports lottery . with the investigation of all kinds of possible questions at sports lottery marketing terminal , a solution is put forward on the relative method in abroad . and some research methods about hardware , software and management are put up 本課題通過分析在體育彩票發(fā)行系統(tǒng)中存在的數(shù)據(jù)安全性問題,特別對銷售終端容易出現(xiàn)的各類安全性問題進(jìn)行了較為詳細(xì)的調(diào)研,參照國外彩票及福利彩票中解決數(shù)據(jù)安全性的方法,提出了體育彩票銷售終端數(shù)據(jù)安全性問題解決方案,并著重從銷售終端硬件、軟件、管理方法及災(zāi)難保障等方面提出了一些相應(yīng)的研究手段和解決方法。