A design scheme of multi-rate energy meter based on the broadband carrier of power lines and its automatic relay routing algorithm are proposed.
提出了基于电力线宽带载波的复费率电能表设计方案及自动中继路由算法。
According to the characteristics of low voltage power line, the automatic relay routing algorithm with relay constraints is employed in user data receiving.
同时依据低压电力线的特点，采用具有中继约束条件的自动中继路由算法实现用户电量的抄收。
Limited circumstances permanent fault, automatic re-closing devices on the move after the opening relay action Zaitao to identify reasons, be excluded from the power supply.
少数情况属永久性故障，自动重合闸装置动作后靠继电保护动作再跳开，查明原因，予以排除在送电。
Relay-board is used to the automatic shift of surroundings.
继电器板卡用于旋放外部工作环境的自动切换；
The PLC is applicated in the steel tube galvanization process replace of traditional relay logic control to realize the automatic operation and fault treatment.
介绍采用PLC替代传统的继电器逻辑控制对钢管热镀锌的生产实现自动运行及故障处理。
The working principle and operating method of a newly developed automatic verification tester for SF6 density relay was introduced.
介绍了最新研制的一种SF6密度继电器自动校验仪的工作原理及使用方法。
This paper introduced the method of the automatic measurement of DL (DY) - 20c series current (voltage) electromagnetic relay movement time and vibration time controlled by computer.
介绍了一种由微机控制的对DL、DY-20c系列电流、电压电磁继电器动作时间及抖动时间自动检测的方法。
The automatic test system which can measure action time and release time of the relay is designed.
设计了测量继电器动作时间与释放时间的自动测试系统。
It introduced a multifunction relay electrical characteristic tester with fast speed, high accuracy, high reliability. It can satisfy the requirements of large automatic production.
介绍了多功能的继电器电性能测试仪，它具有适用广、速度快、准确性高、运行可靠等优点，能满足大规模自动化生产的要求。
A type of new relay protection test software is developed to facilitate the automatic test of the traction substation relay equipment.
为了实现牵引变电所继电保护的自动测试，设计了一种新的继电保护测试软件。
Substitutes S7-200 series of PLC for relay control logic, realizes the automatic control for batching.
使用S7-200系列可编程序控制器（PLC）代替原来的继电器控制逻辑，实现了配料的自动控制。
An automatic calibrating system is successfully developed to check the performance indexes of specific relay protection testing equipment.
研制了一种用于检定某型号继电保护测试设备性能指标是否满足设计要求的自动检定系统。
Electronic no-grade timing, automatic constant high temperature, constant energy relay control and it is stabilization and reliable, long life and less noise.
电子无级变迅自动高温，固能继电器控制，稳定可靠、寿命长、低噪音。
By making reasonable commissioning script, several tests can be completed at the same time, and protective relay automatic commissioning is realized.
在此基础上合理制定测试脚本，使得测试系统对于多个测试任务可以一次完成，真正实现继电保护自动化测试。
The paper designs an automatic alarm with the time delay function which composed by the microwave launcher, 555 timers, the voltage comparator and the relay.
设计了一个由微波发射器、555定时器、电压比较器和继电器组成的具有延时功能的自动报警器。
This paper introduces the application of micro-controller in automatic tester for general relay. Hardware design about NC power and dada storing is described in detail.
本文介绍了单片机在继电器自动测试仪中的应用。文中详细论述了硬件的设计：数控电源改造、稳合电压检测、数据存储等。
This paper introduces the application of micro-controller in automatic tester for general relay.
本文介绍了单片机在继电器自动测试仪中的应用。
The temperature control relay switch device arranged in a circuit ensures that the warming mattress realizes the aim of automatic constant temperature control.
电路中设置的温控继电器开关装置，使取暖床垫达到了自动恒温控制目的。
The smoke detection probe controls a relay provided at the driving cap position; the relay controls the power supply of each branch circuit and an electromagnetism automatic valve of the automobile.
烟感探头控制装在驾驶室处的继电器，继电器控制汽车的各支路电源和电磁自动阀门。
The hydraulic machines are equipped with two electric control systems-relay and PLC, and three operation modes-mechanic, manual and semi-automatic.
本系列液压机具有继电器控制PLC控制俩种电气控制系统，有调整、手动及半自动三种操作方式。
Taking the CW6140-general machine tools as an example, the analysis and design methods of reconstructing the relay control into automatic control system by PLC were introduced.
以常用的CW6140型普通机床为例，介绍利用P LC把继电控制改造为自动控制的分析与设计方法。
NALC type automatic gas relay test bed, using the latest embedded system control technology, integrated user's actual needs and introduced a new generation of gas relay test detection system.
NALC型气体继电器检测台，采用最新的嵌入式系统控制技术，综合用户的实际需求而推出的新一代气体继电器试验检测系统。
Firstly, the L-PLC automatic meter reading system is introduced, and the network topology of this system is analyzed. Then we make a brief description of relay technology which applies to this system.
本文首先对低压电力线载波抄表系统进行了介绍，分析了其系统结构和网络拓扑结构，并对其应用的中继技术做了简要的说明。
Firstly, the L-PLC automatic meter reading system is introduced, and the network topology of this system is analyzed. Then we make a brief description of relay technology which applies to this system.
本文首先对低压电力线载波抄表系统进行了介绍，分析了其系统结构和网络拓扑结构，并对其应用的中继技术做了简要的说明。
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