通过使用文本分析器操作符和一个Apacheuima兼容的注释器,您将了解如何创建一个用户定义的文本分析任务并将其集成到数据转换流中。
Using the text analyzer operator and an Apache UIMA compatible annotator, you will see how to create and integrate a user-defined text analysis task into the data transformation flows.
InfoSphere WarehouseDesignStudio是基于Eclipse的工具平台,用于为数据挖掘和文本分析设计工作负载规则、数据转换流和分析流。
InfoSphere Warehouse design Studio is the Eclipse-based tooling platform used to design workload rules, data transformation flows, and analytical flows for data mining and text analytics.
该模型考虑了换流器开关电路的动态特性,适用于高频动态特性分析。
The model considers the dynamics of converter switch circuit and can be applied in the analysis for high frequency dynamic characteristics.
分析了切换流形上其滑动模态区的存在性。
The existence of the sliding model is analyzed along the sliding surface.
计算了换流变压器阀侧绕组在极性反转试验电压下端部电场的分布情况,并对计算结果进行了分析。
The end electrical field distribution under polarity reverse test voltage of valve winding in converter transformer is calculated. The results are analyzed.
本文分析了整流器在不同换流重叠角时的桥臂反压波形及谐波分量。
The waveform of the reverse voltage across the bridge arms and the harmonic contents are analysed.
斩波器中主晶闸管反压时间的准确分析与计算是设计换流电感值与换流电容值的重要依据。
Accurate analysis and calculation of reverse-bias interval for main thyristor are the important basis to design the commutation capacitance and inductance.
通过理论和实验两方面相结合的方法,分析了断路器系统的开断特性和换流特性。
The interruption and commutating current characteristics are analyzed by ways of combining theory and experiment.
利用三脉动换流器模型对三峡-广东直流输电系统直流侧谐波进行了计算,并对三脉动换流器模型进行了分析。
The three pulse converter model is analyzed, and using this model the harmonics at the DC side of three GorgesGuangdong DC power transmission system is calculated.
结合直流工程的供电范围和受端电网的网络规划,对株洲换流站接入系统方案进行综合分析,并对与接入系统方案有关的问题进行分析。
Based on the power supply area of the project and the planning of receiving end power grid, the system design schemes of Zhuzhou converter station and relevant problems are comprehensively analyzed.
并且分析了它们在换流过程中的规律,为电路的开关选择和电流换流回路参数的确定提供依据。
And the law of the commutating current of the breaker is presented with analysis, it will be used for selecting the breaker and confirming the commutating circuit parameters.
通过对其换流过程的分析,提出了采用谐振开关控制,箝位开关控制的电流滞环控制的调制方式的策略。
By analyzing the process of the inversion, the control strategy of resonant switch and clamped switch modulation with current hysteresis control is discussed.
分析了主要参量与换流时间的关系,在此基础上,描述换流后的关断过程,阐明IGCT的换流机理。
Relationship between the main parameters and commutation time is analyzed, based on which, switch-off process after the commutation is described and IGCT commutation mechanism is illustrated.
在简要介绍直流接地过流保护原理的基础上,分析了换流变阀侧接地故障的故障特征以及换流阀换相过程对故障电流的影响。
By employing the DC earthed protection theory, this paper analyzes the characteristics of the converter transformer earth fault and the influence of converter commutation.
采用特征值分析法研究交直流电力系统中HVDC换流器控制对次同步振荡(SSO)模态阻尼的影响。
The influence of HVDC converter controls on the mode damping of sub-synchronous oscillations (SSO) in a AC/DC power system is investigated in this paper by using eigenvalue analytical method.
通过一个有解析解的双层有损同轴绝缘结构模型,验证了方法的有效性。最后,分析了一个换流变压器阀侧绕组典型绝缘结构的极性反转电场变化过程。
The proposed method was verified by a simple model, which has analytical solutions, and used to analyze the pr process of a typical oil-paper insulation structure of converter transformer.
对矩阵变换器的空间矢量调制法以及半自然两步换流技术进行了分析及阐述,同时研制了一套矩阵变换器样机。
Detailed analysis and description on space vector modulation and two-step commutation were given, and a prototype matrix converter was built.
并对系统功能、数据交换流程作了进一步的研究,最后通过系统用例分析,明确了系统管理及数据传输的过程。
And system functions, data exchange process further, the final system through the use-case analysis, a clear system management and data transmission.
简要分析了新型换流变压器谐波屏蔽原理。
Then, the principle of shielding harmonic current in the transformer is briefly analyzed.
通过对江陵换流站交流滤波器开关跳闸故障原因的分析,发现GIS组合电器存在的重大隐患,提出了初步解决办法。
Through the cause analysis on the trip fault of AC filter breaker of Jiangling Converter Station, the hidden risk in GIS equipment was discovered. The tentative resolving measure was raised.
分析了该换流器的拓扑结构和工作原理,并使用PSCAD/EMTDC软件对其进行了仿真验证,为将来的实机制造提供了参考。
The principle and control strategy of the proposed converter are described. Its operational feasibility is also verified by digital simulation using the PSCAD/EMTDC package.
本文分析了超级电容器储能系统的运行原理,并将超级电容器储能系统的电路结构分为换流器,双向直流变直流变换器和双电层电容器组三个部分。
This paper analyzes the operating principle of super capacitor system, and divides into three parts of inverter, bi-directional dc-dc converter and Electric Double Layer Capacitors.
详细比较了两种常用谐振电路拓扑的优缺点,着重分析了两种电路换流过程。
Then, the advantages and disadvantages of the two common topologies (series resonance and parallel resonance) are compared, and their switching processes are also analyzed.
在此基础上,对该换流站阀厅结构体系在不同峰值、不同场地和不同方向地震波作用下,分别进行了动力时程分析。
On this basis, dynamic time history analysis was carried out in different peaks, different areas and different directions of seismic waves for this inverter station valve hall.
文章主要对柔性直流输电换流器的换流阀进行可靠性建模与分析。
The reliability model and analysis method of the converter valves in VSC-HVDC system is mainly concerned.
文章主要对柔性直流输电换流器的换流阀进行可靠性建模与分析。
The reliability model and analysis method of the converter valves in VSC-HVDC system is mainly concerned.
应用推荐