自动切换,automatic switching
1)automatic switching自动切换
1.A digital control circuit for realizing PFM and PWM and their automatic switching;一种可实现PFM和PWM及其自动切换的数字控制电路
2.Application and realization of automatic switching optical fiber protection system;自动切换光路保护方案的应用与实现
3.The development orientation and technical features of the automatic switching technology of power are presented, and the structure, principle and application plan of intelligent automatic switching device of power are described.介绍了电源自动切换技术发展方向、技术特点、智能型电源自动切换装置结构、原理及应用方案。
英文短句/例句

1.diesel oil and heavy oil automatic selecting test柴油-重油自动切换试验
2.Auto shift to tweezers or soldering iron function.自动切换电热镊子及烙铁双功能。
3.Automatic switchover between Chinese and English input method in DELPHI;在DELPHI中实现中英文输入法自动切换
4.Design of Automation Switch of Pumps to the Control of Frequency Variable System by PLC;变频恒压控制中PLC自动切换程序设计
5.Prediction Method for Crude Oil's Water Contend Based on Automatic Range Switching量程自动切换的原油含水率预测方法
6.Research on Automatic handoff Technology of SCTP Primary PathSCTP主路径自动切换技术的研究
7.Design of Intelligent Dual-sources Automatic Transfer Switches Controller智能型双电源自动切换控制器的设计
8.Application of Non-destructive Automatic Switching Technique for PCM 2Mbit/s ChannelPCM 2Mbit/s通道无损自动切换技术的应用
9.Based on dual-power MCU intelligent automatic switching controller基于双MCU的电源智能自动切换控制器
10.The Analysis and Design of PWM/PFM Automatic Switching DC-DC Converter;PWM/PFM自动切换降压DC-DC转换器的分析与设计
11.Research of Motor s Y-△ Automatic Changeover Between Light and Heavy Load;三相异步电动机轻重负载Y-△自动切换研究
12.The low voltage distributor and exchanger between two supply lines will be supplied by buyer.由买方提供低压配电柜,并做两路自动切换设置。
13.Your current security settings do not allow automatically switching to fullscreen mode.当前的安全设置不允许自动切换到全屏模式。
14.Research on Automatic Switching of Hybrid FSO/RF System Based on Atmospheric Channel;基于大气信道的混合FSO/RF系统自动切换的研究
15.Design and Realization of Automatic Audio Switcher Based on ARM;基于ARM的音频自动切换仪的设计与实现
16.A Devise on a New Type of Automatically-shifting Peak-value Measure System;一种新型的自动切换量程峰值检测系统的设计
17.The Automatic Switching Between the Main Spindle and C Axis of the Vertical Turning and Milling MC立式车铣加工中心主轴与C轴的自动切换控制
18.The application of electricity automatic switching in the stand-alone photovoltaic system市电自动切换在独立光伏系统中的应用
相关短句/例句

automatic switch自动切换
1.Research on automatic switch conditions for hybird FSO/RF system;混合FSO/RF系统自动切换条件的研究
2.The PLC Application of Medium Wave Antenna Automatic Switch System of Radio & TV Transmitting Station;PLC在广电中波天线开关自动切换系统中的应用
3.Double-power supply automatic switch system requires high reliability and real-time.双电源供电系统的自动切换是一个实时性和可靠性要求很高的控制系统。
3)automatic switchover自动切换
1.Problem on automatic switchover of power supply of seed splitting tank stirring device was resolved by use of Siemens S7-200 PLC.主要阐述了应用西门子S7-200PLC可编程控制器解决种分槽搅拌装置电源自动切换的问题,从方案选择、硬件配置、软件编程等角度对电源自动切换的解决方案进行了论述。
2.This paper advances the conception of a multipath automatic switchover fault-tolerant system,analyzes and computes the reliability and mean time between failures (MTBF)of the system,so that a two-path automatic switchover fault-tolerant system is implement-ed.本文提出了多路自动切换容错系统的一般概念,并对容错系统的可靠性及平均无故障时间进行了分析、计算,实现了二路自动切换容错系统。
3.Regarding to the input method switch question caused by the coexistence of Chinese and English data item commonly in Chinese application system,the paper put forward a new clue and method to realize the automatic switchover between Chinese and English input method by using the Windows API function,by a brief demonstration,it displayed the implementation in the practical application system.针对中文应用系统中普遍存在的因中英文数据项并存引发的输入法切换问题,提出了在Delphi中通过调用Windows API函数实现中英文输入法自动切换的思路和解决方案,并通过一个简化的示例展示了在实际应用系统中的实现途径。
4)auto-switching自动切换
1.This paper describes the driving design of double net switching for Intel 82559 10/100M adaptive net card in VxWorks operating system,firstly illustrates the concrete collocation method to support multiple net adaptors in VxWorks,then gives a design method to make Intel 82559 and 82559ER double net adaptors being spare parts for each other and auto-switching on the SBS PC104 hardware platform.首先说明在VxWorks中支持多网络适配器的具体配置方法,然后提出了一种在SBS PC104硬件平台上实现Intel82559和82559ER双网络适配器互为备份、自动切换的设计方法。
5)automatic transfer自动切换
1.Innovation ofJ7/ACautomatic transfer control system for winding head;J7/AC卷绕头自动切换控制系统的改进
6)automatic on-off change-over自动切换
1.Fault analysis and lines improvement of the automatic on-off change-over of pump sets for UMS无人机舱泵组频繁自动切换的故障分析及线路改进
延伸阅读

备用电源自动切换装置备用电源自动切换装置automatic transfer to stand-by supply be(yongd旧nyt一anz一dongq旧hoon zhuongzhl备用电派自动切换装t(automati。transferto stand一by supply)当工作电源消失或当工作电压降低过多时.能将备用电源断路器快速合闸向负载恢复供电的自动切换装置。 自动切换的一次系统常用的设自动切换装置的一次系统接线有以下两种:①两个电源(两台变压器或两条线路)互为备用。正常运行时,两个电源分别工作,电源之间设有经常断开的自动切换断路器,当其中一个电源故障时,另一个电源通过切换断路器迅速投人而恢复运行。这种自动切换方式通常称为暗备用。两个电源需具有充分的容量,以便在故障情况下由同一个电源向两个负荷供电。②利用一个备用电源作多个工作电源的备用.当一个工作电源故障退出运行时,备用电源自动投人,这种方式通常称为明备用。 自动切换装里功能切换装置的接线具有以下基本功能:①当工作电源消失时,快速起动自动切换装里,投人备用电源;②当工作电源母线电压降低,由接在母线上的低电压继电器动作,进行切换;③备用电源自动投人装置只能动作一次;④工作电源母线故障时,备用电源不允许投人。 火力发电厂备用电源自动切换接线,常用的有慢速切换和快速切换两种方式。 慢速切换为工作电源断路器断开后,经延时,当电动机残压下降到电动机允许的安全电压后才实现自动切换。当工作电源侧断路器跳闸时,联动受电侧断路器跳闸,以起动备用电源自动投人装置。同时,在工作母线上装设单独的低电压起动装置,当工作电源电压降到安全值,即20%~30%额定电压以下,而备用电源母线上保持一定电压值时,使备用电源断路器合闸。慢速切换时间一般为0.5一1·5s。 快速切换装置主要用于300 MW及以上容量的发电机,这种切换方式对电动机的冲击及对机组热力系统的正常运行影响较小,切换过程平衡。实现快速切换的条件是工作和备用电源断路器必须快速动作,要求合闸及跳闸时间为0.06~0.085。