根据该模式，本文建立了电力系统运行方式优化模型。
A linear programming model for optimizing the operation scheme of the electric system is formulated.
发电厂厂用电系统及发变组是电力系统运行的重要基础。
Station service electrical system and generator-transformer block is of importance to the operation of power system.
提出的方法已应用于三峡电力系统运行规划的大量计算中。
This method has been put into use in the middle and long term operation planning of the Three Gorges Power System.
缺乏历史故障统计数据是电力系统运行风险评估中的突出难题。
Absence of statistical components' failure data is a great challenge for power system operation risk assessment.
中性点运行方式关系到电力系统运行的安全性、经济性和可靠性。
The running mode of neutral point of distribution network influences on security, economy and reliability of power system.
实验证明，该系统运行良好、精度高，能满足电力系统运行的需要。
It was shown that the system can work well with high precision and meet the requirements for electric power system to run safely and economically.
发电机机端是否应该装设断路器是电力系统运行部门特别关注的问题。
Whether the generator circuit breaker is to be installed at generator's outlet is a particular problem to which the operation department of power system should pay great attention.
机组组合是改善传统电力系统运行经济性和电力市场出清的重要手段。
Unit commitment is an important means to improve operational economic efficiency in traditional power systems and a critical market clearing tool of electricity market.
系统无功分布的合理与否直接影响电力系统运行的安全稳定性和经济性。
Power system reactive distributing influence on the system security stability and economy directly.
电力系统运行中，时常经受各种自然和人为的干扰，故障的发生难以避免。
The power system often suffers natural and artificial disturbances during operation, so malfunction is inevitab.
这在一定程度上制止了电力设施被盗的现象，缓解了电力系统运行的压力。
This, to a certain extent, stops the theft of electricity facilities, easing the power system operating pressure.
然而在电力市场环境下，电力系统运行的经济性与安全性的矛盾更加突出。
In the new electricity market environments, the conflict between transmission systems security and economical operation is more and more severe.
准确地辨识同步电机参数，是研究分析电力系统运行和控制系统设计的前提。
It is the precondition for investigating power system running and controlling system design to determine the electromagnetic parameters of synchronous electric machine exactly.
电力系统频率是电能质量的重要指标之一，也是电力系统运行最重要的参数之一。
Electric power system frequency is an important indicator of power quality and is one of the most important parameters of power system operation.
电网中的高次谐波对电网有污染，抑制高次谐波是电力系统运行中的重要研究课题。
High frequency harmonic in electric power network can pollute the network, control high frequency harmonic is an important research problem in electrical system function.
针对电力系统运行方式复杂、时变的特点，提出了智能化暂态稳定评估与控制模型。
For the complex, time-varying characteristics of power system, a smart model for transient stability assessment and control is proposed.
负荷是电力系统运行和规划的依据，精确的预测可提高系统运行的可靠性和经济性。
Load is the foundation of the power system operation and planning. The precise load forecasting can improve the reliability and economy of the power system operation.
电力系统运行的基本任务是维持系统频率为计划值，且保证频率偏移不超过允许值。
The basic task of power system operation is to maintain frequency to its scheduled value and guarantee frequency error is in a limited range.
据对全国电力系统运行中的事故类型统计分析，断路器引起的非计划停运次数最多。
According to the statistical analysis of the accidental types in the operation of electric power system, the time of unplanned outage of electric power system caused by the circuit breaker is most.
因此，电力市场环境下的旋转备用方案的制定需要兼顾电力系统运行的可靠性和经济性。
Therefore, the layout of spinning reserve scheme in the environment of electricity market should pay attention to both the reliability and the economy in power system operation.
电力变压器运行状态评估是指导变压器状态检修及提高电力系统运行可靠性的重要手段。
Condition assessment of power transformers is an important approach to providing decision-making for condition maintenance and improving the operation reliability of power systems.
在电力系统运行中，由于设备的检修和运行方式的改变，必须经常进行系统的倒闸操作。
In the running process of power system, it needs do many switching operations for devices examined and the running way changed.
随着电力机械及相关设备应用范围的急剧增大，电能质量成为电力系统运行中的关键问题。
With the scope of electrical machines and equipments' application sharply increases, the power quality becomes the key issue of the electric operation system.
电网仿真系统可用作电力系统的调度培训和安全分析，以及用于电力系统运行方式的研究。
Power network simulating system can be used in the dispatching training, safe analysis of the power network and the study of the operating mode for power system.
随着电力市场的不断深入，系统的有功优化调度在电力系统运行中占有越来越重要的地位。
With the in depth going of the electricity market the short term generation scheduling has become more and more important.
可疑故障元件库和故障元件连接图的应用使得该模型能够快速适应电力系统运行方式的变化。
In application of possible fault components set and fault components connection diagram, the model can quickly adapt to variations of power system operating modes.
励磁系统是同步发电机的重要配套装备，良好的励磁系统对改善电力系统运行有着重要的意义。
The excitation system is one of the most important auxiliary devices of synchronous generator, and the good excitation system is important to power system operation.
根据连续函数空间范数的定义，提出了电力系统运行状态与故障后稳定平衡状态之间距离的概念。
Based on the definition of norms in continuous function Spaces, a concept of distance between the operation state and the post-fault stable equilibrium state is suggested.
根据连续函数空间范数的定义，提出了电力系统运行状态与故障后稳定平衡状态之间距离的概念。
Based on the definition of norms in continuous function Spaces, a concept of distance between the operation state and the post-fault stable equilibrium state is suggested.
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