介绍了一种基于TMS320 LF 2407的光(电)缆线路定位仪的设计方法,并给出了详尽的功能原理和硬件组成。
In this paper, a design method of orienting apparatus of optic (electrical) cable based on TMS320LF2407 is presented and its exhaustive principle function and hardware is introduced.
作者基于传输线的节点导纳方程考虑了故障时串补装置的状态,提出了一种适用于串补线路的故障定位算法。
On the basis of nodal admittance equation and the state of compensating device while fault occurs, a fault location algorithm suited to series compensation transmission lines is proposed.
内置的合金线路将在x,y,z轴上定位输入笔的位置。
The built-in alloy wires localize a stylus on the x, y, and z axis points.
因此输电线路的单相接地故障点定位应是电力系统故障检测的一个重点。
And the single phase grounding fault location for transmission line should be the emphases in power system fault detection.
高压输电线路故障的准确定位具有非常重要的意义和工程实用价值。
The precise location of high-voltage transmission line fault is of great significance and practical engineering value.
该系统有效地解决了通信调度部门所面临的线路管理维护被动、测试手段单一和故障定位精度差等问题。
This system effectively solves some problems met by dispatching department such as passive line managing and maintenance, test measure singularity, low precision of fault location, etc.
提出了一种电力系统超高压输电线路故障定位的新方法。
This paper presents a new method for finding the trouble location of EHV transmission lines.
接着应用电流注入法对故障线路进行定位。
Then the fault location of line is completed by using current injection method.
在此主要介绍了GPS-RTK技术在输电线路的断面测量以及杆塔定位测量中的应用。
This paper mainly introduced the application of GPS-RTK technology in cross section surveying and pole and tower positioning in transmission line measurement.
因此,小电流接地系统线路故障的快速自动定位对于提高供电可靠性、减少停电损失具有重要的意义。
Therefore, locating fault position fastly and automatically is significant to improve the power supply reliability and reduce the outage loss.
介绍了河南电网雷电定位系统中正在开发的输电线路雷击跳闸自动分析系统。
The automatic analyzing system of lightning tripping, being developed for lightning strike location system of Henan Power Grid is presented.
提出了同杆并架双回输电线路跨线故障定位的新算法。
A novel numerical algorithm of fault location estimation for two parallel lines on the same tower is presented in this paper.
正确认识汉中旅游资源的特色和优势,是客源市场定位的基础,也是合理进行线路布局和实现旅游资源优化配置的关键。
A better understanding of the features and the superiority is the base for marketing visitors, and the key to a reasonable layout of the touring lines and a rational use of the resources.
线路复测为线路杆塔的定位、线路的方向性、直线性等提供依据,是输电线路施工的重要环节。
Line repetition measurement is on important link in transmission line construction, which directs the localization of poles and towers, directionality and linearity of lines.
在没有控制点的情况下,利用rtk技术提供的在任意点上地方化功能和线放样功能进行线路终勘定位。
In the case of no control point, we can use localization function and line stake function of RTK technique in transmission line final location survey.
另外,同机SPECT和CT或符合线路PET和CT的图像融合,为核医学的功能图像提供了解剖学定位。
In addition, the image fusion of SPECT and ct or coincidence PET and ct in one modality provides anatomic localization for the functional image of nuclear medicine.
输电线路故障定位一直是电力系统急需解决的难题。
Transmission line fault location is an important problem in electric power systems.
采用STD总线和模块式结构,以时序鉴别法选线技术,准确定位故障线路,并发出语音报警、灯光及数字显示。
The paper adopts STD bus and modular structure and uses sequence identification wire selection technique to correctly locate the fault lines and indicate with language alarm, light and digitals.
提出了一种新的故障定位的精确算法。它是利用输电线路双端电气量进行故障测距的。
This paper proposes a new fault location algorithm based on the data acquired from both end of the faulted line.
介绍了支线公交在城市公交系统中的定位,提出一种基于区域交通模型的支线公交线路设计方法。
The paper introduces the orientation of feeder bus in urban bus system, and proposes a methodology for feeder bus route design based on regional traffic model.
配电线路单相接地故障的检测和定位是一个难题,要在线路上定位故障点更是困难。
Detecting and locating the single phase grounding fault of power distribution system is difficult, to locate fault in the circuitry is more difficult.
介绍了电力系统线路故障点判断常用的保护动作分析、故障录波器分析和雷电定位系统三种方法。
This paper describes . and compares three popularly used trouble locating methods of power lines, i. e. , protection action analysis, fault recorder analysis and lightning location system.
轨道线路测量和有轨车辆的定位常采用GPS定位技术。
The surveying of the orbit line and the positioning of the orbital vehicle often utilize GPS positioning technique.
介绍了肇庆电力工业局雷电定位系统的功能及1998 年的运行情况, 举例说明了该系统可快速探查线路故障点。
The function of the lightning location system of Zhaoqing Power Bureau and its operation in 1998 are described.
电弧故障是高压输电线路的多发故障,目前众多故障定位算法大多数把故障过渡电阻视为线性定常电阻。
Arcing fault often happens on HV transmission line. Its transient resistance is usually assumed as a linear constant resistance in most of the locating algorithms.
利用GPS实现人员、设施定位,巡检轨迹采集以及缺失路网采集,为线路抢修、巡检是否到位监督和巡检路径规划提供数据;
The integrated system uses GPS to position staff and equipment, collect the patrolling route and deletion road network, and to provide data for emergent repairing, inspecting and route planning.
高压输电线路故障的准确定位,能够缩短故障修复时间,提高供电可靠性,减少停电损失。
By accurate fault location, we can cut down time to repair lines, bring up power supply reliability and reduce lost.
高压输电线路故障的准确定位,能够缩短故障修复时间,提高供电可靠性,减少停电损失。
By accurate fault location, we can cut down time to repair lines, bring up power supply reliability and reduce lost.
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