Application of serial port communication in the two - compututer redundancy system 串口通信在雙機(jī)冗余系統(tǒng)中的應(yīng)用
Gps synchronous clock redundancy system and the application in power system 同步時(shí)間冗余系統(tǒng)及其在電力系統(tǒng)中的應(yīng)用
Reliability and security analysis of 3 - module redundancy system with one maintainable unit 可維修三模冗余結(jié)構(gòu)系統(tǒng)的可靠度與安全度分析
This system adopts dynamic redundancy structure , using software to switch hardware redundancy system waiting and in function 該系統(tǒng)采用動(dòng)態(tài)冗余結(jié)構(gòu),通過(guò)軟件方法實(shí)現(xiàn)硬件冗余系統(tǒng)待命狀態(tài)與投入運(yùn)行狀態(tài)的自動(dòng)切換。
We investigated the architectures of three typical computer fault - tolerant systems such as triple modular admixture redundancy system , buildup dual computer comparing system and dual computer comparing system with hot standby , and descript them with the markov model . the reliability and safety model of these fault - tolerant systems are acquired through theoretical analyzing and calculating . with analyzing , we defined the systems " task interval available time section in reason , compared their reliability and safety and evaluated their reliabilities 具體針對(duì)三模混合冗余、增強(qiáng)型雙機(jī)比較及帶熱備份的雙機(jī)比較三種典型體系結(jié)構(gòu)的計(jì)算機(jī)容錯(cuò)系統(tǒng)進(jìn)行了研究,統(tǒng)一用馬爾可夫模型進(jìn)行描述,通過(guò)理論分析和計(jì)算,獲得各體系結(jié)構(gòu)容錯(cuò)系統(tǒng)的可靠度與安全度的數(shù)學(xué)模型;通過(guò)分析,合理定義了系統(tǒng)的任務(wù)工作期區(qū)間,并在此區(qū)間上比較分析了各體系結(jié)構(gòu)容錯(cuò)系統(tǒng)的可靠度與安全度情況,從而對(duì)各系統(tǒng)的可靠性指標(biāo)進(jìn)行了評(píng)價(jià);根據(jù)上述三種系統(tǒng)的數(shù)學(xué)模型,在考慮系統(tǒng)故障覆蓋率與維修率兩個(gè)參數(shù)對(duì)系統(tǒng)可靠度與安全度影響的情況下,用matlab語(yǔ)言編制了計(jì)算機(jī)仿真程序。
Then , based on real - time operation system ertos and architecture put forward above , a dual fault - tolerant system is realized . furthermore , this thesis discusses the theoretical foundation , model structure , composing form and evaluation in detail , investigates the architectures of three computer fault - tolerant systems , such as triple modular admixture redundancy system , 此外,論文對(duì)計(jì)算機(jī)容錯(cuò)系統(tǒng)的理論基礎(chǔ)、模型結(jié)構(gòu)、組成方法以及評(píng)價(jià)過(guò)程作了詳細(xì)的論述,并具體針對(duì)三?;旌先哂?、帶熱備份的雙機(jī)系統(tǒng)和本文設(shè)計(jì)的雙機(jī)容錯(cuò)系統(tǒng),用馬爾可夫模型進(jìn)行描述和可靠度仿真。