检测系统

The measurement system error model analysis is introduced into power system real time network state analysis as an important part for the first time, which can improve on the state estimation quality and provide the capability to monitor the operation of the measurement system; 2. The theory and algorithm of the on-line estimation and update of measurement noise variance based on the relation between the residual variance and noise variance. The statistic properties of the sample variance are discussed and the relation between the estimation precision and sample size under given confidence level is derived; 3. The theory and algorithm of detection and identification of measurement bias are presented, which is based on the relation between residual mean and noise mean. The statistic properties of sample mean are discussed and the relation between estimation precision and sample size is derived; 4. The Givens orthogonal transformation algorithm is selected to be the essential algorithm of state estimation, the fast orthogonal transformation algorithm with damp factor and the algorithm which can handle the zero injection measurements efficiently are presented; 5. The quantity analysis theory of bad data detectivity and identifibility are presented, which describes the relation between the elements in matrix W〓 and bad data amplitude and can provide the theory base for measurement system design and valuation.

一、首次将量测系统误差模型分析做为一个环节引入电力系统实时网络状态分析中，为EMS系统增加了实时监视系统运行、修正量测系统误差模型的新功能，进一步发挥了实时网络状态分析应用软件的潜力；二、首次提出了应用样本方差在线估计与修正量测系统误差方差的基本理论，讨论了样本方差的统计性质和概率分布，推导出了样本容量、估计精度和置信度之间的关系，给出了在线估计与修正量测系统误差方差的算法；三、首次提出了应用样本均值在线检测与辨识量测偏差的基本理论，讨论了样本均值的统计性质，推导了样本容量、估计精度和置信度之间的基本关系，给出了在线检测与辨识量测偏差的算法；四、在状态估计算法设计中，以Givens变换算法做为基本算法，提出了快速正交变换阻尼因子法和可以有效地处理零注入量测的混合法，并对实时应用中的一些问题进行了讨论；五、提出了不良数据可检测性与可辨识性的定量分析理论，揭示了描述量测系统配置、网络结构与参数的残差灵敏度矩阵中的元素与不良数据的幅值在可检测、可辨识能力上的定量关系，为量测系统配置设计与评价提供了理论基础；六、综合国内外最新研究成果，采用自适应自回归预测技术和稀疏矢量技术，构造了较完善的不良数据检测与辨识算法。

A kind of non-contacted on-line detection system for screw s based on machine vision technology was introduced.

介绍了一种基于机器视觉技术的非接触式螺钉在线检测系统。

With the increasing of network speeds and traffic, the pattern matching techniques may become a performance bottleneck.

随着网络速度的快速增长，模式匹配技术必将成为入侵检测系统性能的瓶颈。

The Company has established a complete production line and testing systems.

本公司建立了一套完善的生产线和检测系统。

This experiment can provide principle and experimental data for establishment of HCAg magnetic immunoassay system.

可见，用该方法制备的玻璃载体可为进一步建立新的HCAg磁性免疫检测系统提供理论和实验依据。

Statistical theory is introduced in this paper and the control chart is provided to help technicians analyze techniques.

文中还介绍了统计测量的理论，检测系统可给出过程统计控制图以帮助工艺人员进行工艺分析。

The factory has advanced production facility and perfect quality control system, strong technical and human resources, as well as the unique "natural terracotta" resources, specializing in produce terracotta curtain wall, barros and tile with Sunlsland brand.

工厂拥有先进的生产设备和完善的质量检测系统，雄厚的技术和人力资源，以及得天独厚的&天然陶土&资源优势，专业生产太阳岛品牌的陶板，陶土墙面砖以及陶土瓦。是国内首家开发陶土板成功的现代化企业。

Tests show that based on the UHF detection system has good effects of on-site detection

试验表明该基于UHF的检测系统具有较好的现场测量效果

And the UHF method on-line monitoring system of PD in GIS is developed based on this theory.

并根据此原理研制出超高频法GIS局部放电在线检测系统。

Trollope naturally couldn't say more about the details of the new detection system.

Trollope不愿对新的检测系统作更多透漏。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。