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- The performances and characteristics of hydraulic turbine governing system are significant on the security of power system and the quality of electric power. 水轮机调速器与水轮发电机组共同组成了水轮机调节系统。
- WAMS (Wide Area Measurement System) is developed to meet the requirements of synchronization in time and wide area in space, and it is a very important tool for improving the security of power systems. 广域测量系统WAMS(Wide Area Measurement System)主要源自电力系统时间上同步和空间上广域的要求，它对于提高电网安全稳定运行的水平具有十分重要的意义。 针对目前广域测量系统的研究现状，本文主要从事了以下三个方面的工作：
- The thesis is based on the actual demand of power system. 本论文选题来自于电力系统的实际需求。
- New active defensive technique and its application in information network security of power system 主动防御新技术及其在电力信息网络安全中的应用
- The flashover of contaminated insulators in HV and UHV system threatens the security of power transmission severely. 应用不同算法提取了高压绝缘子闪络过程中泄漏电流的分形特征。
- Thus, the optimization problem of transient voltage security of a large power system can be decoupled into those of areas. 按控制区分别调整无功注入量,将大系统暂态电压的预防控制问题转化为各分区的对应问题,以改善整个系统的暂态电压安全。
- The tactful pricing of generation companies will be harmful to the security and economical operation of power system. 该文以机制设计理论为基础,设计了一种考虑电力合约的激励性机制。
- Oil-filled Cable (OFC) is a key equipment of power system. 高压充油电缆是电力系统的关键设备之一。
- Regional stability control is an efficient method to keep the security and stability of power system. 区域稳定控制是确保现代电力系统安全稳定运行的重要手段。
- To make full use of the WAMS/PMU in the security monitoring, protection and control of power system, PDSR in phase angle voltage space was studied. 为充分发挥含PMU的广域量测系统(WAMS/PMU)在电力系统安全预警、保护与控制中的作用，研究了节点相角-电压空间上保证暂态稳定的动态安全域的边界性质。
- The management mode can guarantee security and stability of power system efficiently, but its economy is rigescent and unoptimizable. 这种管理模式能够较高效地保障系统的安全稳定性，然而对系统经济性的追求具有僵化和非最优的不足。
- What I need now is the security of a happy home. 我现在需要的是一个幸福家庭所给予的安全感。
- Transmission congestion is a popular phenomenon of power system operation. 输电阻塞是电力系统运行中的常见问题.
- With the implement of interregional interconnection and the progress of power industry reform, power system security is playing an increasingly important part. 随着我国跨大区域联网的逐渐形成和电力体制改革的深化进行，电力系统的安全性变得越来越重要。
- The security of the country had been imperilled. 国家安全处於危险之中。
- This paper introduced the main components and features of power system analysis software package(PSASP) Dynamic Security Assessment &Early Warning System of Power System (PDSA). 介绍了电力系统在线动态安全评估和预警系统(PDSA)的主要组成和功能。
- The media have a lot of power today. 现在大众传播媒介有很大的力量。
- To optimize the operation of power system,it is necessary to establish security constrained economic dispatch(SCED) and introduce locational marginal pricing(LMP)method. 为了实现电力市场的优化运营,关键是要建立安全约束经济调度与节点边际定价机制。
- But then in our absorption with total victory, we spurned the notion that the security of the postwar would might depend on some sort of equilibrium of power. 但是后来，我们又被完全的胜利冲昏了头脑，抛弃了关于战后世界的安全也许要靠某种均势的想法。
