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负荷频率
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  load frequency
     Design and Application of Expert Controller on the Load Frequency Control
     基于CPS考核标准的专家控制器的设计及其在负荷频率控制中应用
短句来源
     INTELLIGENT ADAPTIVE PID CONTROL FOR TWO AREA LOAD FREQUENCY
     两区域负荷频率的智能自适应PID控制
短句来源
     Load frequency control identification using wavelet neural networks in power system
     电力系统负荷频率控制LFC的小波神经网络辨识
短句来源
     Decentralised Sliding Mode Load Frequency Control Based on Ackermann′s Formula
     基于Ackermann公式的分散滑模负荷频率控制
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     PI SLIDING MODE LOAD FREQUENCY CONTROL OF MULTI-AREA POWER SYSTEMS
     多区域互联电力系统的PI滑模负荷频率控制
短句来源
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  load-frequency
     INTELLIGENT ADAPTIVE PID CONTROL FOR TWO-AREA LOAD-FREQUENCY
     两区域负荷频率的智能自适应PID控制
短句来源
     Load-frequency control based on wavelet neural network and PID control
     小波神经网络与PID相结合的负荷频率控制
短句来源
     Identification of Decentralized Equivalent Model of Interconnected Power System for Load-frequency Control
     互联电力系统负荷频率控制分散等值模型的辨识
短句来源
     Optimum Design of Fuzzy Load-Frequency Controllers for Interconnected Power Systems
     互联电力系统模糊负荷频率控制器的优化设计
短句来源
     DECENTRALIZED VARIABLE STRUCTURE LOAD-FREQUENCY CONTROL OF INTERCONNECTED SYSTEMS
     互联系统分散的变结构负荷频率控制
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  “负荷频率”译为未确定词的双语例句
     (2)Based on rigorous theoretical proof, the analytical expressions of reliability indices such as LOLP, LOLF and EDNS, with respect to component reliability parameters are firstly presented in this paper, and then the physical meanings of the coefficients K1~K4 and D1D2 are stated in detail.
     (2) 在严格的理论证明和数学推导的基础上,首次导出了失负荷概率LOLP、失负荷频率LOLF和电力不足期望EDNS对元件可靠性参数的解析表达式,并详细阐述了解析表达式中的系数K_1~K_4和D_1、D_2的物理意义。
短句来源
     The analytical expressions of reliability indices such as LOLP, LOLF and EDNS, with respect to component reliability parameters, are firstly presented in this paper, and then the actual physical meanings of the coefficients K1~K4 and D1,D2 in these analytical formulas are detailed.
     该文导出了失负荷概率LOLP、失负荷频率LOLF和电力不足期望EDNS对元件可靠性参数的解析表达式,详细阐述了解析表达式中的系数K1~K4和D1、D2的实际物理意义。
短句来源
     The wavelet neural network frequency controller of electric power system
     电力系统小波神经网络负荷频率控制器的研究
短句来源
     The main purpose of modeling is to reflect the actual process of ALFC and main factors that influence the frequency quality of power system in the process.
     建模的主要目标是:反映自动负荷频率控制的实际过程,以及在这一过程中影响系统频率质量的主要因素。
短句来源
     (4) Reliability indexes of system and load point are analyzed,such as LOLP(loss of load probability),FLOL(frequency of loss of load),DLOL(Duration of loss of load),LOLE(loss of load expectation),EDNS(expected demand not supplied) and EENS(expected energy not supplied).
     ④对全网及各负荷点的可靠性指标如系统失负荷概率LOLP、失负荷频率FLOL、失负荷持续时间DLOL、失负荷期望LOLE、电力不足期望EDNS、供电量不足期望EENS等进行了计算分析。
短句来源
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  load frequency
Lowering the cyclic load frequency was also found to reduce the fatigue life of the bonded joints.
      
The results show that the obtained strain rate increase with the increase of load frequency.
      
The deflected shapes and the variations of the peak displacements with the velocity and the load frequency were compared with the models and they showed similar characteristics.
      
Decentralized robust adaptive-output feedback controller for power system load frequency control
      
In this paper, a new model reference-decentralized robust adaptive-output feedback controller is proposed for the load frequency control (LFC) of large-scale power systems with unknown parameters.
      
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  load-frequency
In this paper, a new model reference decentralized adaptive output feedback controller is proposed for load-frequency control (LFC) of large-scale power systems with unknown parameters.
      
Methods of load-frequency control for generating units of small and micro hydropower plants
      
Automatic load-frequency control of the united power system of Siberia
      
The results of this analysis were summarized graphically in the form of load-frequency capabilities that represent the onset of excessive fatigue wear for each plastic material.
      
The application of the proposed decentralized control scheme is illustrated using a 19th order model for load-frequency control of a two-area interconnected power system.
      
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The principle and practice of automatic frequency control by joint tracking of steam and water power plant and with accelerated regulation of hydraulic turbine for a power system with fairly large proportion of hydro-power capacity when facing a serious impact load are discussed. The devices used and test results are also described.

本文论述了水电比重较大的电力系统在承受大冲击负荷时,采用水电加速以及水、火电联合跟踪冲击负荷频率自动控制的原理和方法,并介绍了其装置和试验成果.

In this paper a new type power load frequency controller is introduced with,application of identification,estimation and ivariance principle,to the first place,an identification method is used to build the power demand disturbance model.Then the principles of hierarchical estimation and feed forward compensation are applied to derive the power system state estimation and load frequency control equations.Results of simulation on a simple 2 units system and a more complicated 5 units system are illustrated in...

In this paper a new type power load frequency controller is introduced with,application of identification,estimation and ivariance principle,to the first place,an identification method is used to build the power demand disturbance model.Then the principles of hierarchical estimation and feed forward compensation are applied to derive the power system state estimation and load frequency control equations.Results of simulation on a simple 2 units system and a more complicated 5 units system are illustrated in the last part of the paper.

本文应用系统辨识、状态估计和不变性原理得出一种新的负荷频率控制器。首先,采用辨识方法建立电力系统负荷扰动模型。然后,应用分层估计和前馈补偿原理导出电力系统状态估计和负荷频率控制方程。最后,列出一个简单的两机系统和一个较复杂的五机系统的模拟试验结果。

In this paper the power system load frequency Control is examined from the viewpointof stochastical control theory. Identification method is first used to build models of power demanddisturbances. Next, hierarchical estimators are constructed to estimate and predict the disturbances.Finally the load frequency controller is derived on the basis of invariance principle. Simulation ofa simple system consisting of only one steam unit and one hydro unit has demonstrated much betterperformance of the proposed controller...

In this paper the power system load frequency Control is examined from the viewpointof stochastical control theory. Identification method is first used to build models of power demanddisturbances. Next, hierarchical estimators are constructed to estimate and predict the disturbances.Finally the load frequency controller is derived on the basis of invariance principle. Simulation ofa simple system consisting of only one steam unit and one hydro unit has demonstrated much betterperformance of the proposed controller than the conventional integral one under various types ofdisturbance conditions.

本文从随机控制理论角度研究电力系统的负荷频率控制问题。首先,应用辨识方法建立负荷扰动模型。其次,按分层估计原理构造各级状态估计器。最后,应用不变性原理导出负荷频率控制律。对于包含一台汽轮发电机组和一台水轮发电机组的简单系统所进行的模拟表明,按上述原理设计的负荷频率控制器比目前采用的积分式反馈控制器更易于适应各种负荷扰动,控制性能更好。

 
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