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In this paper, to development tendency of electrical source of alternating stable voltage, working principle of switch mutual complementary alternating regulator are proposed and analyzed .

本文针对国内交流稳压电源的发展趋势,提出并分析了开关互补式交流稳压器的工作原理。

For example: a 12V AC power supply has an alternating voltage (which will make an alternating current flow).

AV 的电源提供一个交流电压(将产生一个交流电流流动)。

A switching mode power supply with an active load detection function which supplies AC power input to a primary coil of a transforming element, then to a secondary coil of the transforming element, and then rectifies and outputs the AC power is provided.

要約 本发明提供了一种具有有源负载检测功能的切换模式电源,用于向变压元件的初级线圈、然后向所述变压元件的次级线圈提供交流功率输入,然后整流和输出所述交流功率。

according to the users′ actually demand for uninterruptible power supply for loads,the internal structure of digital generator is analysed and the reason for its uninterruptible function can′t be achieved.a design of the uninterrupted power supply system which transformed from the digital generator is proposed.the system uses the inverter of generators,ac through inverter for loads,at the same time,charges the battery as ac is normal.inverter the battery dc converters to ac for load,meanwhile,starting generator,when power failure.the system applies uninterruptible power for load,whether the ac is normal or abnormal,and design voltage and frequency stabilization,output zero-interrupted,battery charging and discharging management.without requiring purchase an uninterruptible power supply separately,this design can avoid duplication of investment and wasting of resources.

快速安全提高汽轮发电机转子检修质量。。。摘要:针对用户对负载供电不间断的实际需求,分析了数码发电机的内部结构及其不能实现供电的不间断性能的原因,提出一种由数码发电机改造组成的交流不间断供电系统的设计方法。该设计利用发电机内部的逆变器,在市电正常时,由市电经过逆变器给负载供电,同时给蓄电池充电;在市电断电时,一边启动发电机,一边由蓄电池的直流电通过逆变器转换成交流电供负载使用,实现无论市电正常还是异常,系统对负载提供不间断电源。设计对市电进行稳压、稳频、输出零切换、蓄电池的充放电管理等新功能。此设计无需单独购买不间断电源,避免重复投资和资源浪费。

Volatile voltage, an exchange of purification or UPS, a single AC voltage stabilizer can be

扰特大、或是电压动荡不定,有条件的用户配交流净化电源或UPS,无条件的用户配一台交流稳压器)。

The frequency conversion control of washing machine is pass power source voltage communication -- dc -- communication, or communicate -- the electromotor that washing machine brings to bear on again after dc inversion if not have

洗衣机的变频控制是将电源电压经过交流——直流——交流,或交流——直流逆变后再施加到洗衣机的电动机如无

In addition the plant size, it will be for security incidents and exchange uninterruptible power supply into a design.

另外本电厂规模很大,所以对将事故保安电源和交流不停电电源纳入到了设计中。

The measuring systems are successfully used in the electromagnetic pulse measurement generated by impulse voltage discharge and switch operation in 500kV substations. Full waveforms of transient electric field, transient magnetic field, transient voltage of high frequency relay channels and low voltage alternative current power during switch operation period have been obtained, and the fast transient pulses in high frequency relay channels and AC power have been caught.

将该套测量系统成功地应用于500kV变电站开关操作产生的电磁脉冲的研究中,得到了开关刀闸操作时暂态电场、磁场、高频通道、交流电压等的完整波形,发现低压交直流电源系统和高频保护通道中存在非常严重的脉冲群干扰,初步解释了变电站二次电源模块经常损坏和高频保护经常误动的原因,提出了加强保护和研究的建议,进一步验证了测量系统的先进性。

DC motor complex large-scale three-phase power transformer deep-trough three-phase asynchronous motor DC motor DC motor single-phase squirrel-cage induction motor.Three-phase commutator motors, single-phase motor power sub-phase squirrel-cage three-phase asynchronous electric double mine explosion-proof motor with squirrel-cage three-phase asynchronous motor rotor cup AC servo motor drives three-phase asynchronous motor principle of rotating magnetic field Generation and transmission of three-phase induction motor winding three-phase stepper motor 165mm Three-phase three-phase synchronous motor stepping motor JFB power generator rotor rectifier type AC synchronous motor DC servo motor three-phase current rotating magnetic field of teaching instrument Wound Three-phase alternator motor 160 rats of three-phase permanent magnet generator cage induction motor Synchro Motor medium-sized three-phase power transformer

直流复励电动机大型三相电力变压器三相异步深槽式电动机直流电动机直流电机单相异步鼠笼式电动机三相整流子电动机单相电动机电源分相器三相异步双槽鼠笼电机矿用防爆电动机三相异步鼠笼式电动机杯形转子交流伺服电动机三相异步电动机调速原理旋转磁场的产生与变速三相绕线式异步电动机 165mm三相步进电机三相同步电动机 JFB型硅整流发电机转子供电交流同步电机直流伺服电动机三相电流旋转磁场示教仪绕线式电动机三相交流发电机 160型永磁发电机三相鼠笼异步电动机自整角电机中型三相电力变压器

The company has more than 10 years 'experience of A.C.

乐清市三鼎电气科技有限公司是一家专业从事各类交直流稳压电源,UPS不间断电源,逆变电源,充电机及相关行业产品的开发、生产、销售、服务的私营企业,有10多年的交流稳压器实际生产经验,技术力量雄厚,设备先进,严格按照ISO9001-2000进行全面质量管理。

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推荐网络例句

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严,以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆,把帆卷起,系住。

Therefore, positively advances the interest rate marketability reform is one of current our country finance reform important tasks.

因此,积极推进利率市场化改革是当前我国金融改革的重要任务之一。