It had troubled her mind occasionally, till her companions had said that it was a fault which time would cure. 这个特点曾经偶尔在她心里引起烦恼,后来她的同伴告诉她说,随着时光的流逝,这个缺点就会得到纠正。
When fault recognition timer has exceeded the fault recognition time, the fault will be regarded as final fault. 当故障确认定时器超过了设定的故障确认时间,则将故障视为最终故障。
By sending wireless calling alarm, the captain and surveyor can receive the alarm at any place in the train so that they can get rid of the fault in time. 保证列车长或检车人员在车上任何位置都能收到报警信息,及时排除故障。
With respect to the fault time accuracy of power system, the current researches focus on fault location algorithm based on sampled data. 针对电力采集数据故障时刻的精度问题,目前的研究多数关注于基于采集数据的故障时刻提取算法。
When the system reports fault, the timing of fault recognition time will be initiated, and the fault is regarded as quasi-fault. 当系统报告故障时,将开始故障确认时间的计时,并将故障视为准故障。
The proposed method is proved through the experiment and simulation, and it can provide an effective way to improve the fault time accuracy of power sampling system. 实验与仿真结果验证了文中所提出的方法,为提高电力采集系统故障时刻的精度提供了一种有效的途径。
Long mean fault isolation time ( MFIT) and being incapable of quickly automatic building of FI decision-making tree are the disadvantages of existing methods. 大型复杂系统的故障隔离是系统维修的重要环节,现有的故障隔离算法存在平均故障隔离时间(MFIT)长,不能快速自动生成决策树等缺点。
Probabilistic Insecurity Index Considering the Effect of Fault Cleaning Time; Study of Power System CCT Based on Trajectory Sensitivity Analysis 故障切除时间对电力系统概率不安全指标的影响基于轨迹灵敏度分析的电网临界切除时间的研究
The total fault time with this type of ball mill is less than a week every year. Missed free throws, relying too much on jump shots and abysmal defense have plagued the team all season. 这种类型的球磨机每年的故障时间不到一星期。罚球不进、过分依赖跳投以及糟糕的防守整个赛季也都折磨着球队。
Study of the Extraction at Fault Time with Wavelet Transform in Power System 利用小波变换提取电力系统故障时刻的研究
In primary reliabilty mode, we come up with system reliabilty parameters ( system reliabilty, system invalidation rate and the first average fault time of the system) and range of it. 在基本可靠性模型中,考虑到可靠性模型中单元之间的相关性,给出了煤气洗涤机可靠性模型的系统可靠性参数(系统可靠度、系统失效率和系统平均首次达到故障时间)及其上下界限。
After improvements, the fault time of the rotary distributor is reduced from 166 hours per year to 0 and service time is enhanced from 2 years to 6 years above. 改进后旋转布料器故障时间由原来的每年166h减为0,使用时间由2年提高到6年以上。
The proposed method shortens fault locating time. 该方法可缩短故障定位时间。
Using a recursive algorithm of DFT, this thesis can locate fault time exactly, thus solved a tickler which had existed many years. 本文采用了DFT递推算法,能准确确定故障时刻,解决了存在多年的难题。
After exploring the basic theory of wavelet alternation, the paper goes on to study how to use it to fix fault time quickly and precisely among fault signals in power systems. In addition, the paper explores fault identification methods and analyses the harmonic in power systems. 文本在探讨了小波变换的基本原理之后,就如何应用小波理论从电力系统故障暂态信号中较快速、精确地提取故障时刻及进行故障识别的方法展开研究,并对电力系统的谐波进行了分析。
Wavelet analysis of the extraction at fault time in power system 电力系统故障时刻提取的小波分析
Fault sensitive feature is abstracted from high and low frequency of fault residual signal, by which sensor fault time, fault reason, fault degree can be diagnosed. 通过残差信号的故障高低频特性,提取故障敏感特征,实现了传感器故障时间、故障原因、故障程度的诊断。
In this paper, a new method based on the real annual production and fault time for evaluating operation of wind power plant is presented. 提出了一种基于实际年发电量和故障停运时间来评价风电场实际运行情况的新方法。
However, the basin is located in the mountain northern Guangdong Province, there are much difference in terrain and physiognomy, which increase the maintenance cost and fault time on system, the system reliability is decreased much. 但因流域处于粤北山区、地形地貌差异巨大,中继站及个别遥测站现场的运行维护条件恶劣,增加了系统的维修费用和故障时间,降低了系统的可靠性。
Ltd. It reduces the fault stopping time, enhances the production efficiency and ensures the safety production. 应用结果表明:大大降低了故障停机时间,提高了生产效率,为烧结机生产的安全顺利运行提供了有力的保障。
The simulation results prove that the principle is insensitive to fault type, fault time, transition resistance and fault location. 仿真结果表明,该原理不受故障类型、故障时刻、故障过渡电阻、故障位置的影响。
A large number of simulation showed the basic criterion is not affected by the different fault type, fault location, fault time and the transition resistance, verified the correctness of the protection algorithm. 通过大量的仿真证明了本判据基本不受故障类型、故障位置、故障时刻以及过渡电阻的影响,验证了该保护算法的正确性。
Study on the voltage drop under three phase fault in different fault locations and fault time. 研究三相故障下,不同故障地点和故障时刻下的电压跌落。
The first part is not dependent on the use of a software fault time record of static forecasting methods. 第一个部分使用了不依赖于软件故障时间记录的静态预测方法。
Local modulus maxima of high frequency detail coefficients are calculated to locate the fault time. 计算细节系数的模极大值进行故障时间定位。
Several key issues have been deeply analyzed in this paper that are data follow access mechanism, the measurement method of phase error, compensation algorithm and phase accuracy at fault time. 文中对系统中的数据流跟随访问机制、相位误差测量方法、补偿机制以及故障时刻相位精度等问题进行深入分析,该研究对电力系统的实时数据分析与离线数据应用具有重要价值。
This arithmetic calculates only two critical power injections under different fault cleaning time and one corresponding Dynamic Security Region. 该简化算法只需计算两个不同故障切除时间对应的临界注入功率和其中一个故障切除时间对应的动态安全域。
In addition, Through the drawing of the region structure. It can be found that the formation of reverse fault time is from north to south, from west to east. 此外,通过对研究区内构造图的绘制、研究,可发现反转断层的生成时间是从北向南、从西向东逐渐发展的。
This method can be applied to software and other equipment at a higher risk of testing, data difficult to record, it is difficult to determine fault time the reliability of the software forecast. 此方法适用于装备软件等现场测试危险性较高,数据难于记录,故障时间难以确定的软件的可靠性预测。
Fault detection is about detecting whether the node is fault, fault time locating is about registering the fault time based on signal singular points analysis. 其中故障检测是判断节点是否发生故障,而故障时间定位则是根据信号奇异点分析确定故障发生时间。