By means of novel manage control chip of power over ethernet,the system design strategy of standard power over ethernet(PoE) constructed by power sourcing equipment(PSE) and power device(PD) was proposed based on IEEE 802.
3af协议下,利用新型以太网供电电能控制管理芯片,给出了含供电设备(PSE)和受电设备(PD)的标准以太网供电(PoE)系统设计方案,并分析了以太网供电原理和工作过程。
Preventing measure of electric error operation for power supply equipment;
供电设备电气误操作的防止及应对措施
In modern power supply equipments, lots of incidents were caused by the ignoring of the difference of ground connection and zero connection.
现在供电设备中,很多事故都是由于不注意区分接地和接零导致的。
Along with the development of science and technology, manufacturing and operating technologies of power supply equipment are improved continuously, and the maintenance of equipment and its experiences are also increasing very much.
随着科学技术的发展,供电设备研究制造和运行检测技术不断得到提高,设备的维护和修试经验也日益丰富,设备状态检修已经成为电力行业急需研究和解决的重要课题。
Research on necessary of reactive compensation for power equipment;
浅谈无功补偿对供电设备的必要性
According to the basic rule and steps of condition-based maintenance,and taking account of the characteristic of Guangzhou metro power equipment,this article discusses how to realize the maintenance step by step for Guangzhou metro power equipment.
结合广州地铁供电设备的特点 ,试图从设备状态检修管理的基本原则和供电设备实施状态修的基本步骤 ,说明广州地铁供电设备的检修方式如何从计划修过渡至状态修的思路。
The POE technology also known as the power supply equipment(PSE) provides power as well as data over an Ethernet cables to the power device(PD).
以太网供电(POE)技术是一项新兴的具有广阔发展和实用前景的技术,该技术允许供电设备(PSE)通过一根以太网电缆在传送数据信号的同时向网络受电设备(PD)提供一定功率的直流电。
feasibility study of technical innovation plans of power generating or supply equipment
发电、供电设备技术改造的可行性研究
Brief Analysis of the Electric Power Equipment Management Based on Major Interruption of Service in Moscow
从莫斯科大停电浅析发供电设备管理
Design of the Railway Power Supply Equipment State Management Information System
铁路供电设备状态管理信息系统设计
Application of HOLLiAS PLC in Explosion-proof Electrical Apparatus for Coal Mine
和利时PLC在井下供电设备中的应用
The hospital has an additional electricity supply standing by in case of a power failure.
医生另有一套供电设备以防万一停电时使用。
Design and Application of Periodical Inspection Information Management System for Power Supply Equipment
供电设备周检信息管理系统的设计与应用
equipment on yes-break supply
有紧急电源供电的设备
mains-operated electronic apparatus
电网电源供电的电子设备
turn on the light, television, central heating
打开电灯、 电视机、 集中供热设备
equipment on no-break supply
靠不中断电源供电的设备
electric(al) service
电气设备维护和保养，供电
Present equipment requires a high level of quality service without interruption.
现在的设备要求供电不中断的高水平供电质量。
The Application of Supply Chain Management Theory in Power Equipment Market;
供应链管理理论在电力设备供应市场中的应用
"Capabilities and management of the power supply logical device.
"电源提供逻辑设备的功能和管理。
equipment in a building that provides electricity and light.
提供电力和灯光的建筑物中的设备。
On Evaluation Indices for Power Equipment Acquisition Bidding in Power Firms
供电公司设备采购招标评价体系研究
hot-water supply, gas and water mains, heating, ventilating, electrical, glazing, painting, specialist work.
热水供水;煤气及供水的干管;供暖设备;通风设备;电气设备;安装玻璃;油漆工程;专业工程
Current, electromotive force, or power supplied to an electric circuit, network, or device.
电流，电能，电力供给电路、网络或设备的电流、电动力量或电力