• Along with the continual enlargement of power grid interconnection scale in China, the impact of load model on calculation results of system simulation cannot be neglected.

    随着我国电网互联规模的不断扩大,负荷模型对系统仿真计算结果的影响已不容忽视。

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  • With the constant expansion and more complex structure of power grid, people gradually realized the importance of electric load model in power system analysis, operation and control.

    随着电网规模的不断扩大,电网结构越来越复杂,人们逐渐认识到了电力负荷模型在电力系统分析、运行与控制中的重要性。

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  • It is significant in design of traction power supply systems and evaluation of relative power quality problems to build a proper electric load model for the electric multiple units (EMU).

    动车组电气负荷建模对牵引供电系统的设计以及电能质量相关问题的评估具有重要意义。

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  • The method to establish much more accurate and reasonable live load model in the future is explored.

    并对今后建立更为精确合理的施工活载模型作了探讨。

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  • The coefficient is fitted from calculating the sediment diffusion coefficient by suspended load model.

    通过悬沙模型反求泥沙扩散系数的方法来拟合系数。

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  • Finally, the load model established in this paper is edited into PSASP through the user-defined module.

    最后,将基于聚类分析建立的负荷模型通过用户自定义模块编辑到PSASP中。

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  • The early simple load model can not meet the need of stability computation of present interconnected network.

    早期的简单负荷模型已经不能满足当前互联电网稳定计算的需要。

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  • The temperature variation may change the composition of load, resulting in the change of load model parameters.

    气温变化会引起电力负荷构成的变化,从而会导致负荷模型参数发生改变。

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  • Considering the joint effects from wind and wave, a simple load model of offshore wind turbine system was built.

    考虑风、浪的联合作用,建立了近海风力机组的系统载荷模型。

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  • The possible unstable mode is influenced by load model, load location, network structure and system operation manner.

    系统可能的失稳模式受负荷模型、负荷位置、网络结构、运行方式等因素的影响。

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  • This paper introduces a new method to acquire a FEM load model by back analyzing the measured displacements of tunnel.

    介绍了一种以荷载模型为求解对象的位移反分析法。

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  • The research result gives a reference for selecting parameters of induction motor load model in power system simulation.

    研究结果对电动机负荷模型参数选择提供参考。

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  • Stationary binomial process is applied to establish practical load model and resistance model for axial compressed member.

    运用静态随机过程模拟,建立了实用的轴心受压构件荷载模型和抗力模型。

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  • Harmonic load model is established by transforming the harmonic currents from two-phase at LV side to three-phase at HV side.

    将谐波电流从低压侧的两相转换到高压侧的三相,建立谐波负荷模型。

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  • This paper indicates that the hot stress method could be effective and safe for ship to adopt new wave load model and erosion model.

    文中指出,采用新的波浪设计载荷和腐蚀增量模型,热点应力法可以有效评估边舱折角点的疲劳强度,保证结构在寿命期内的安全。

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  • On the base of data from GIS and survey of study area on the spot, non-point source pollution load model of study area was constructed.

    根据研究区域GIS数据信息及实地踏勘信息,借鉴国内外相关研究的模型模拟参数,在对研究区域进行概化的基础上,建立研究区域的非点源污染负荷模型。

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  • The classification of load models based on identified parameter space is researched, which is an important issue in practical load model.

    在参数辨识的基础上,研究了基于辨识参数空间的负荷模型分类,这也是负荷模型实用化中一个重要的、必须要解决的问题。

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  • By use of more precise exponential load model, the effect of on-load tap-changing transformer(OLTC)on optimal power flow(OPF)is analyzed.

    采用指数负荷模型研究了有载调压变压器对系统最优潮流的影响。

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  • The results of two practical examples prove its validity and accuracy when applied it in parameter identification of composite load model.

    实际算例的结果证实了该算法对综合负荷模型参数辨识的有效性和准确性。

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  • The proposed LBP load model is incorporated in a transient stability program to show that the computational time is significantly reduced.

    LBP负荷模型可以接入到暂态程序中,从而大大减少计算时间。

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  • The work which is conducted in this paper can provide a prerequisite to establish the load model for foreign soft-body objects impacting on blades.

    本文的工作为建立软体外物撞击叶栅时的载荷模型提供了前提条件。

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  • As for large disturbances, this dissertation used SVM and information of power fault recording and monitoring system (PFRMS) to establish load model.

    对于大扰动事件,提出了利用电力故障录波系统信息(PFRMS)和SVM的负荷建模。

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  • In order to build the load model database of Northeast power network, it should select the representative load nodes to install the load measurement units.

    为了建立东北电网负荷模型参数库,须选择有代表性的负荷节点布设负荷特性测量装置。

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  • In this paper, the identified parameter is used as feature vector of the load model cluster analysis; HCM and FCM are used as the classification algorithm.

    本文选用辨识参数作为模型聚类分析的特征向量,分别用HCM算法和FCM算法进行了分类研究。

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  • The simplified identification strategy for parameters of composite load model constituted by ZIP load model in parallel with asynchronous motor is researched.

    研究了ZIP负荷模型与感应电动机相并联的综合负荷模型参数的简化辨识策略。

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  • Incorporating the power load modelling for Northeastern District, the selection of load model, the method of parameter estimation and field tests, etc. are expounded.

    结合东北地区负荷建模工作,在负荷模型的选择、参数估计方法以及现场试验等几方面进行了阐述。

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  • Utilizing the recorded fault data to replay the transient process, the dynamic load model could be verified by the comparison between measured curves and simulation ones.

    利用故障录波信息重演负荷特性的暂态过程,通过实测曲线和负荷模型仿真曲线的比较,进行负荷动特性模型的校验。

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  • A system simulation study was done for full digital welding inverter, and a method of connecting dynamic arc load model to the system with controlled source was presented.

    从整体上对数字控制逆变焊机系统进行了仿真研究,提出用受控源的方法实现了动态电弧负载模型与系统的连接。

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  • The transient Angle stability margin and critical clearing time are computed by FASTEST under different proportion of dynamic electric load model using in Henan Power Grid.

    以河南电网为例,采用暂态安全定量分析软件FASTEST计算了不同动态负荷模型比例时的暂态功角稳定裕度和临界切除时间。

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  • ANFIS (Adaptive Neural Fuzzy Inference System) is first presented to obtain the global load model for describing the nonlinear characteristics of the electric load in the paper.

    首次提出了采用自适应神经模糊推理系统(ANFIS)建立全局负荷模型,描述电力负荷的非线性、变结构特性。

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