time to failure

The Lower Confidence Limit of Mean Time to Failure for Two Parameter Weibull Distribution

两参数Weibull分布平均寿命的置信下限

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Abstract In this paper, availability models are developed for emergency standby equipment with general distribution of time to failure and time to repair.

建立了应急备用装置在常见的工作模式下的可用度模型，并建立了：（a）当备用装置处于储备待命状态、不进行检测试验模式下的维修策略；

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Analyzes failure and cause of affecting power supply reliability for customers, puts forward the methods and measures of reducing power to be cut time and promoting power supply reliability for customers.

对当前影响用户供电可靠性的常见故障和原因进行分析，提出减少用户停电时间及提高用户供电可靠性的途径和措施。

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Reliability and Mean Time to Failure Analysis of Fuzzy Random Unrepairable Systems

模糊随机不可修系统的可靠度和平均寿命分析

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The proposed method that discussed in details can be used in dependent failure analysis, reliability analysis and analysis of the mean time to failure of exponential distributed units.

可用于寿命服从指数分布产品的相关失效分析、可靠度分析和平均寿命分析，不需要采用耗费机时的蒙特卡罗数字仿真方法。

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Your failure to delivery the goods within the stipulated time has greatly inconvenienced us.

你方未能在规定的期限内交货给我方带来了极大的不便.

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ADALine based model to solve Black's equation is proposed and the Back Propagation ( BP) models is adopted to predict median time to failure of the failure distribution.

本文用ADALine模型来解Black方程并用背传模型预测了中值失效时间。

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NTTF mean time to failure;

平均可工作之时间；

provided by jukuu

With this method, the paper evaluates the rate of failure λ, mean time to failure θ and reliability function R ( t) of the electronic parts.

运用这种方法对电子器件的失效率，λ平均无故障工作时间θ和可靠度R（t）进行了点估计和区间估计。

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Physical base and analysis method of time to failure model have been studied systematically, the related formula of prediction have been deduced and the application of this model in or out China has been analyzed.

系统研究了时间破裂模型的物理基础、分析方法、推导相关的预测公式，并分析了其在国内外的应用等。

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According to the reliability theory about the mean time to failure and the system reliability evaluation, the reliability of the high capacity storage battery arrays with different connection schemes was evaluated.

依据可靠性理论中系统平均无故障时间及系统可靠度评估的相关内容，对大容量蓄电池组的不同组合方式进行了可靠性评估。

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Mean time to failure

故障停用平均间隔时间

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In this paper, we consider both the mathematical expectation and variance for the time to failure of some systems and design a system with ideal reliability.

本文研究系统寿命的均值和方差，并设计出较为理想的可靠性系统。

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The reliability lab ship fuel oil donkey boiler controlled by relay control system is evaluated using counting method, and mean time to failure ( MTTF) of the control circuit is educed.

对采用继电器控制系统进行控制的某实验室船舶燃油辅助锅炉，采用计数法进行可靠性评估，得出控制电路的平均无故障时间。

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This provides an availability figure based on mean time to failure information in days, and mean time to recover information in hours.

它提供了一个基于数天内的平均失效时间信息和数小时内的失效恢复信息的可用性特性。

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Although sometimes hard to withstand the failure of time and suffering.

虽然,拼搏有时要经受一次次的失败和痛苦.

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Reliability indicator includes Mean Time To First Failure ( MTTFF) and Mean Time Between Failure ( MTBF);

可靠性指标包括平均首次故障里程MTTFF和平均故障间隔里程MTBF；

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An Evaluation Method about the Mean Time to Failure of Electrical Products

一种关于电工产品平均寿命的评估方法

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In addition, the U-shaped interface, which minimizes electron crowding and localized heating effects, increases the mean time to failure by electromigration. Consistent, repeatable blanket film property and good parametric electrical test results have proven the production worthiness of this process.

此外，使电子阻塞和局部加热效应最小化的U型界面，提高了电子迁移失效的平均时间，一致的、可重复的覆盖膜特性和良好的电参量测试结果已经证实了这种工艺的生产价值。

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At present, there is only numerical analysis method through iteration to get the bond failure load, but it's time consuming.

目前只有通过数值法反复试算，但计算工作量较大。

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Mean time to failure is the average continuously operational period& i.e.the average period between the end of one failure and the beginning of the next.

平均失效到达时间是连续运行期间的平均值&也就是说，在结束一个失效和开始另外一个之间的平均周期。

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They come to value positivity in themselves and others, and don't have time to entertain failure long.

他们很看重自己及他人的乐观精神，不会把时间耗在失败上。

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Simulation results confirm that the average access delay of FDPA is reduced, and the mean time to failure is increased, comparing to the random placement strategy and the CRUSH method.

实验结果表明，与典型的随机放置算法和CRUSH相比，FDPA的平均访问时间更低，平均无故障时间更长。

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It has been shown that temperature with different direction can significantly affect electromigration median time to failure, and the reversed temperature gradient can greatly increase the lifetime of metallization to resist electromigration.

温度梯度的不同取向对电迁徙平均失效时间存在较大影响，逆向温度梯度可极大地提高金属化的抗电迁徙寿命。

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Finally some important reliability measurement including the distribution function of the time to failure, software reliability, mean time between failures, expected number of failures detected and expected number of defects removed are concluded by applying this model.

最后应用上述模型得到了失效间隔时间分布函数、可靠度、平均失效间隔时间、预测失效发生数和错误清除数等重要的可靠性指标。

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Auger energy analysis showed an enrichment of chromium in passive film which enhances the passivity and prolongs the time to failure of the chromium steel.

俄歇能谱分析发现铬在膜中富集，增加钢的钝化能力，提高了破裂寿命。

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If you have mean time to failure and mean time to recovery information, enter that and the spreadsheet will calculate the availability for you in the "Calculated availability contributions" lines.

如果有平均失效到达时间和平均恢复时间信息，输入到表格中将计算出“计算出的可用性贡献”行。

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As compared with the traditional network survivability schemes, our scheme improves the efficiency of the network resources and decreases the mean time to failure. Our method solves the contradiction between the network survivability and the efficiency of the network resources.

与传统的网络可生存方案相比，此方案既提高了网络资源的利用率，又降低了故障恢复时间，较好的解决了网络的可生存性与资源利用率的矛盾。

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These cheap methods of self-recovery in the article are new approach to high availability and reliability, extend the time to failure and shorten mean time to repair.

实验结果表明，本文所提到的软件自恢复策略是一种具有高可行性和可靠性的方法，这种方法延长了软件的失效时间并且缩短了软件的修复时间。

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With the comparison of the result calculated by the maximum entropy method and the MTTF ( mean time to failure) method respectively, the maximum entropy method was proved to be more precise.

通过最大熵方法和故障平均间隔（MTTF，Mean Time To Failure）方法的结果比较，证明最大熵方法更具准确性。

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