针对湘钢二炼钢厂一次除尘风机的现状,自行设计了风机断耦及延时保护程序。
In the view of present situation of dust exhausting fan in the No. 2 steelmaking plant of Xianggang, the programs of resistant breaking and delayed protection of fan were designed by self.
对断路器延时保护特性的校验方法进行研究,提出一种断路器在线智能测试校验新方法。
In this paper the test technique of protecting time-delay of circuit breaker is discussed and a new online test method is proposed.
检查电器箱接线及紧固情况,调整延时继电器及过载保护器,接通电路,试验电机转向,选择合适规格的保险丝。
Check the electrical box wiring and tighten the situation, adjust delay relays and overload protector, connect circuits, test motor steering, select the appropriate specifications of the fuse.
汇流排联络断路器保护:长延时过流、瞬时过流保护。
Protection of bus-tie circuit breakers: long time delay overcurrent and instantaneous overcurrent.
本文提出一种新型的用于IGBT驱动、保护及信号分配延时的电路方案。
A new circuit scheme of drive, protect, signal distribution and delay for IGBT is proposed.
数据采集卡采集程控电源的输出以实现对程控电源的闭环控制,采集发电机控制器和汇流条功率控制器的保护信号以计算延时时间。
Data acquisition card collects data about the power output to realize a close-loop control, and protection signal of the two controllers to compute the delay time.
利用单片机技术可以实现漏电动作保护的延时,保持特性改变方便。
By using MCU, the operated time is easy to delay and the protective characteristic is easy to change.
文中介绍了采取延时失压保护装置,提高设备可靠性运行的具体方法。
The specific methods of using time-delay device for voltage-loss protection to improve running reliability of equipment are introduced.
电动机过载保护通常采用继电器,而配电线路过载保护多采用断路器的长延时过电流脱扣器来完成。
Protection against motor over - load usually adopt thermal relay, but protection against line over - load usually adopt long delay over- current release of circuit- breaker.
产品稳定性强:设有自动延时停机装配和突然停电手动保护铁氟龙带,增长皮带寿命。
The productstability is strong: automatic delay stop assembly and blackout manualprotection belt, increase the service life of the belt.
延时停气功能,有效地保护割炬。
本文对光纤差动保护的关键技术——光纤传输的延时和同步技术进行了阐述。
Delay time and synchronous technology which are the key technology of optical differential protection are introduced.
高频保护传统分析方法仅考虑高频信号在通道中的延时效应,没有分析电气量的行波延时效应。
The classic analysis of high-frequency (HF) protection only takes account of the channel delay effect of HF signal, neglects the delay effect of electric traveling wave.
文中对开、关机的过渡过程进行了分析,还介绍了有关欠压保护、硬件开机延时及其它保护电路的设计。
The paper analyses the transition process from start to shut of the system, and deals with the under-voltage protection, hardware start delay and the design of some other protection circuits.
温度保护、开机延时及温控无级调速风扇风冷散热。
Temperature protection, turning-on delay and CTV fan with air cooling radiator.
通过对高压器件的防击穿保护,并增加适当的延时电路,大幅度提高了驱动电路的工作稳定性。
The circuit 's working stability is improved greatly through anti-breakdown protection and adding appropriate time-delay circuit.
给出了长延时和瞬动二段保护的算法流程。
Flow diagrams of algorithm for inverse time current protection and instantaneous over current protection were given as well.
在低压供电系统内采用延时动作的漏电保护开关和分级保护技术,是解决上述问题的唯一途径。
It is the only way to solve above problems that the earth leakage circuit breaker of time lag action and the distribution protection are adopted in low voltage supply system.
鉴此,通过提高保护装置的出口延时和提高收发信机的抗干扰能力,使问题得以解决。
By lengthening the tripping time of the relay and enhancing the anti-interference capability of the R-T unit, the problem is solved successfully.
给出了长延时和瞬动二段保护的算法流程。
Flow diagrams of algorithm for inverse time current protection and instantaneous over current protection were give…
该保护电路不会导通。因此这种利用晶体管延时的保护电路完全可以作为CMOS集成电路电源和地之间的ESD保护电路。
So the given ESD protection circuit using transistor delay can be well applied to VDD-to-VSS ESD protection in CMOS IC.
该保护电路不会导通。因此这种利用晶体管延时的保护电路完全可以作为CMOS集成电路电源和地之间的ESD保护电路。
So the given ESD protection circuit using transistor delay can be well applied to VDD-to-VSS ESD protection in CMOS IC.
应用推荐