In recent years, protection relaying based on fault component is used widely.
近年来,基于故障分量的保护得到了广泛的应用。
A new directional element based on the fault component positive sequence reactance (FCPSR) is presented.
提出了基于故障分量正序电抗的方向元件。
An Ultra High Speed Relay based on the energy function of the fault component is discussed in this paper.
本文论述了基于故障分量能量函数的超高速方向保护原理。
The fault component principle is widely used in power system protective relaying since it has lots of advantages.
突变量理论广泛应用于电力系统微机保护。
The fusion belief function assignment is gotten by using D-S rule and fuzzy logic theory, and fault component is found.
再利用D - S联合规则结合模糊逻辑理论,得到融合后的信度函数分配,从而确定故障元件。
The core of this method is to find the mapping relations between fault component and load-shedding buses or the system.
该方法核心是找到故障元件与削减负荷节点和系统的映射关系。
This paper introduces principles of relay protection based on the fault component and applies these to the fault location.
本文将基于故障分量的继电保护原理用于单相接地故障定位。
The concept of a new- style and high- precision fault component, synthetic negative sequence vector SNSV is proposed in the paper.
文中提出一种新型的、高精度的故障分量——综合负序矢量的概念 ,并给出综合三相负序分量的实时算法。
A novel fault phase selector by fault component of compensation voltage based on traveling wave is presented for high-speed protection.
针对传统电流突变量和电压突变量选相元件不能同时满足强弱电源系统侧保护要求的缺点,提出一种新的突变量选相原理。
But now there are some different opinions about its differential protection based on fault component. So this paper gives some discussions on it.
为此以发变组差动保护为例对故障分量差动保护在WYB 0 1型保护中的应用进行分析,以求引起更多的关注和讨论。
Compared with traditional differential protection based on all components, differential protection based on the fault component has its advantage.
通过与传统差动保护的比较,说明采用故障分量作为制动量的差动保护所具备的优越性。
The fault phase selector discussed is based on the result that the fault component of sound phases is zero when a single-phase-to-ground fault occurs.
文中所探讨的相电流突变量选相元件,是利用单相接地故障时,两健全相相间电流突变量为零这一特征来得到的。
The transformation of the instantaneous value symmetry component applied, the positive sequence space vector of fault component of the voltage and current can be derived.
应用瞬时值对称分量变换,可提取电压、电流故障分量的正序空间向量。
Based on the method of six sequence fault component, this paper analyses the performance of zero sequence directional relay on double circuit line on the same pole (DLSP).
文中用六序分量法分析了同杆双回线上零序功率方向继电器的性能。
The scheme includes the transverse differential protection, the directional relay action on negative sequence power of fault component and the incomplete differential protection.
该方案包括了横差保护、故障分量负序功率方向保护和不完全纵差保护的综合应用。
The setting schemes of the resistance coefficient and the least trip differential current for the current differential protection based on sampled values using fault component are discussed.
论文根据上述分析设计了基于故障分量采样值差动保护、故障分量相量差动保护、常规电流差动保护和零序电流差动保护自适应的保护方案。
To grasp fault component, mechanism, character and development trend in time and give the decision of maintenance and replacement as fast as possible and decrease the time of stopping machines.
迅速掌握机械设备主要故障的部位、模式、机理、性质及发展趋势,使企业可以尽快做出维修与更新决策,减少停机时间。
The waveforms of the current fault component of two phases are symmetrical according to an analysis of wrong-phase-coupling. This characteristic can be quickly extracted by correlation analysis.
基于对异相短路的分析,发现两相电流故障分量波形呈现反向对称性,可利用相关分析法快速提取此特征。
Although fault component current phase selector has excellent performance for single transmission lines, it may select unwanted phase for cross-country faults in double-circuit lines on a same tower.
相电流差突变量选相元件在单回线故障中具有良好的选相性能,但在同杆双回线跨线故障中可能误选相。
With a system like this, however, you can examine the log files and use other debugging options to attempt to recreate the inputs to the component that caused the fault.
然而,对于这样的系统,您可以检查日志文件并使用其他调试方式来尝试重新创建造成错误的组件输入。
The business process also has a snippet component, which you can use to raise a fault and to demonstrate a global transaction rollback.
业务流程也有一个代码段组件,您可以用它来引发一个故障并演示一个全局事务回滚。
This is caught by the Fault Handler within the request forwarder component.
该故障由请求转发器组件内的FaultHandler截获。
Eclipse-based tooling Automatic fault recovery - if a resource fails, the failed component is automatically re-provisioned onto other servers
自动故障恢复 ——如果一个资源失效
The article discusses problem of solving the soft fault diagnosis by artificial intelligence according to the invariable general characterization of the component in the circuit.
深入探讨并初步解决了根据元件软故障的统一特性,采用人工智能方法实现软故障的模式识别诊断的问题。
The principal component analysis (PCA) approach for sensor fault detection, identification and reconstruction in HVAC system is presented.
提出了空调系统传感器故障检测、故障识别、故障重构的主成分分析方法。
This thesis presents principal component analysis (PCA) approach for sensor fault detection, identification and reconstruction in HVAC system.
本文提出了用主成分分析法(PCA)进行空调系统传感器故障检测与诊断的基本思想。
Leakage of gas water heater is a common fault, the use of water heater, if you do not pay attention to cleaning and maintenance or component aging will appear water heater leakage.
燃气热水器漏水是常见的故障,热水器使用过程中,若不注意清洗保养或元件老化都会出现热水器漏水情况。
The method uses wavelet transform and principle component analysis to preprocess fault signal, afterward training and testing wavelet neural network with the preprocessed fault characteristic data.
该方法首先利用小波变换和主成分分析对故障信号进行预处理,然后用处理后的故障特征数据对小波神经网络进行训练和测试。
The fault is diagnosed by extracting the fault feature component from the frequency spectrum of the modulated signal.
通过对调制信号作谱分析,以其频谱中是否存在某种故障的特征频率分量来诊断有无该种故障。
Importance analysis is a significant component of fault tree quantitative analysis and an important concept in reliability engineering.
重要度分析是故障树定量分析中的重要组成部分,是可靠性工程中的一个重要概念。
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