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- A design of power fault recorder based on the embedded systems was introduced. 介绍了一种基于嵌入式系统的电力故障录波器的设计方案。
- The application of ISP technique in locomotive transient fault recorder using W78E516 MCU and ispLSI PLD is introduced. 介绍了机车瞬间故障记录系统中 ,利用W78E516单片机和Lattice公司ispLSI可编程逻辑器件如何实现在系统可编程功能 (ISP)。
- This paper focuses on using UML (Unified Modeling Language) to establish the model of fault recorder device and how to realize the UML model on embedded system. 本文在分析电力系统故障录波装置和嵌入式系统的基础上，引入面向对象建模思想，运用统一建模语言(UML)，建立电力系统录波装置的UML模型；
- The paper formulates the status of recorder device for microcomputers in Karamay oilfield and construction condition of the fault recorder network in Xinjiang and China. 本文主要阐述了克拉玛依油田电网微机录波装置的现状,及疆内、国内微机故障录波网的建设情况,针对克拉玛依电网的实际情况提出建设性意见及方案。
- As the key of analysing the fault and the running condition of power system,how to share and put out the information of fault recorder are very important. 作为分析事故以及研究电网运行状况的关键性数据,故障录波信息数据的共享和对外发布显得尤为重要。
- In power system, the quantity of the data recorded by digital fault recorder (DFR) over the period of disturbance incident is very large. 在电力系统中，录波装置记录故障前到系统恢复正常运行状态全过程系统的电气参数，数据量非常大。
- With the development of the technology of computer, network andcommunication, it provides advantage for develop a new kind of MicroComputer Fault Recorder with high capability, and at the same time, itputs forward a higher request to Fault Recorder. 计算机、网络、和通信技术的不断发展,为研制新一代高性能微机型故障录波装置提供了有利条件,同时电力系统对故障录波器也提出了更高的要求。
- A design of data acquisition system based on PCI bus is presented to overcome the existing shortage of fault recorder for generator-transformer unit,such as few channels,low sampling rate and so on. 目前国内故障录波采集系统设计主要有模块化和集中化两种方案,介绍了这两种设计的主要特点及应用场合,并比较了两者的优缺点。
- Test results show that the modified embedded zerotree coding method is effective for power system malfunction data compression, and that the embedded property is very helpful for improving fault record performance. 仿真实验表明，改进后的嵌入式零树编码方法对电力系统故障数据压缩十分有效，并且其嵌入式的特性提高了故障录波器的性能。
- With the network of Fault Recorded Data accomplished, the management and analysis of FRD are very necessary. 随着故障录波信息联网的完成，对录波数据的管理和录波数据的分析显得非常必要。
- On the basis of the introduction of commutation failure principle,analysis of commutation failure in Three Gorges-Guangdong HVDC system Echeng station is made according to the transient fault record. 在简要介绍换相失败基本原理的基础上,根据现场的暂态故障录波图,对三广直流鹅城换流站发生换相失败的原因进行了详细分析。
- The current application situation of China-made digital fault recorders for generator-transformer units is presented. 主要分析国产发电机变压器组故障录波器应用现状。
- Moreover, several testers have been produced and used in spot fields and the fault records sh... 现场运行记录表明装置选线准确,能适用于各种复杂故障。
- The development of electric power system requires higher speed and precision of fault recorders. 电力系统的发展对故障录波装置的精度、处理速度提出了更高的要求。
- We needed someone to fix the tape recorder. 我们需要有人来修理录音机。
- He bought a new cassette recorder. 他买了一台新的盒式录音机。
- At this point your logic is at fault. 在这一点上你的推理是错误的。
- Burnett,R.O.Absolute Time Synchronism between Power System Fault Recorders and Sequence of Events Recorders PTTI 1986:527. 傅鸿志;朱祖仪.;关于电网时间统一系统的探讨
- He was enthusing about his new pocket cassette recorder. 他对自己的新袖珍录音机爱不释手。
