包括有6个按钮的遥控，ETL列出了交流电能绳子插座入任一个标准出口。
Includes a remote control with a 6 'cord. ETL Listed AC Power cord plugs into any standard outlet.
电信号被用电子的方法放大，即利用输入放大器的交流电能将信号的功率放大。
The electrical signal is amplified electronically, with an increase in signal power occurring at the expense of the input AC power to the amplifier.
有源逆变器可以将直流电能转变为交流电能反馈给电网，从而实现电能的回收再利用。
Active inverter can convent DC into ac and send it back to the power network, so that reclaim the electricity energy.
分析了造成大功率硅整流交流电能计量装置计量误差大的原因，介绍了具体的改造内容。
It was analyzed why the tolerance of the measurement unit of alternating current for high-power silicon rectification being large. Some concrete improvement measures on it was given.
本文介绍了0.01或0.02级交流电能表检定装置误差计算器的设计原理，并分析了其测量误差及其改善方法。
This paper introduces the design of error calculator in electrical energy meters testing equipment of 0.01 or 0.02 classes, and analyses the count error and its improvement methods.
为能向220VAC的电器提供电能，需要将太阳能发电系统所发出的直流电能转换成交流电能，因此需要使用DC-AC逆变器。
To be able to provide 220VAC electrical power, solar power generation system needs to be issued by the exchange of DC can be converted into electrical energy, so need to use the DC-AC inverter.
变压器：属于静止电机，可改变交流电能的电压，变压器：属于静止电机，可改变交流电能的电压，甚至也可改变相数、频率及相位。甚至也可改变相数、频率及相位。
Transformer: It belongs to static EM, It can be used to change the Voltage, the Current, the phase No., the frequency and the phase of the Electrical power.
当你为你的吐司炉——或者电视、吸尘器——插好插头、打开电源时，电能便以交流电的形式为这些家用电器供电。
PLUG in your toaster—or your television or your vacuum cleaner—and the electricity that surges through it is an alternating current.
在世界的一些地方，骑自行车的人已经通过叫自行车发电机的装置产生了多年的安全电能。当自行车车轮转动的时候一个装在上面的发电机就会产生交流电。
In some parts of the world, cyclists have been powering safety lights for years with devices called bicycle dynamos, which use a generator to create alternating current with every turn of the wheels.
比起交流输电和本地发电，轻型高压直流输电系统不仅具有成本优势，它也对提高交流电网电能质量提供了新的途径。
Compared to the ac Transmission and local power generation, HVDC light system is not only cost advantages, it also exchanges to enhance ac power quality for a new approach.
传统网络设备的供电都需要本地交流电源来提供电能，不但增加了网络基础建设的成本，而且网络设备还可能受到电网掉电的影响。
The power supply for traditional network equipment all need local AC power source, which increases the cost of network base construction and may affect the network equipment once the power is cut off.
户用型光伏发电系统是通过光伏电池将太阳能转化为电能，一部分电通过逆变器将直流电变为与交流电，给交流负载（包括电视机，电冰箱等）工作；
The independent photolatic power generation transforms solar energy into electric through the solar panels. One part was transformed to the AC load, such as television, refrigerator and so on.
飞机发动机转速是变化的，因此由飞机发电机发出的电能是变频交流电。
The speed of aeroplane engine is variational, so the electricity energy that the aeroplane generator gives off is variational frequency communion electric current.
交流电机是一种机电能量转换的重要装置。
The AC motor is an important mechanism of energy converting between mechanical and electrical.
此前没有进行该项目建设是因为交流电缆在进行如此远距离传输的时候会损失大量的电能。
That it has not yet been built is because AC power lines would lose too much power over such large distances.
近年来，多电平逆变器在高压大容量电能变换及交流电机调速中得到广泛应用。
Recent years, multilevel inverter has been applied widely in the large-capacity electrical energy transformation of high-voltage and ac speed adjustable system.
它能够使用普通同步发电机发出恒频恒功率交流电，电能质量更好，所使用的变换器功率低于发电机功率。
It can make a synchronous machine to generate an ac power with constant frequency and constant power, the power quality is better and the power of matching convertor is lower than the generator.
由于永磁直驱风力发电系统所发出的电能为电压和频率的交流电，为得到恒压恒频的电能，本文进行了逆变控制系统的软硬件设计。
To get constant voltage and constant frequency energy that users need, the software and hardware of the inverter control system is designed.
无功功率是交流电力系统设计和运行中的一个重要因素，为了减少电能损失，需要在电力用户端与电力系统的变电所内合理配置一定的无功补偿装置。
Workless power is an important factor in designing and running of alternating current system. A compensation device is needed in substation and the end users to save electricity.
无交流电压传感器并网逆变器的直接功率控制方法，属于电能变换领域。
The invention provides a method for controlling direct power of a grid-connected inverter without any non-AC voltage sensor and belongs to the field of electric energy transformation.
直流光伏系统所产生的电能也可转换为交流电连接到电网系统。
The DC electrical energy generated by photovoltaic systems may also be converted to AC and connected to a utility grid system.
我国发电能耗大部分消耗于大功率高压交流电动机；
Most of China's energy is consumed by high power and high-voltage AC motors;
用途APPLICATIONDD862单相电度表系感应式单相交流有功电度表，用于计量额定频率为50hz，单相交流电网中有功电能的消耗。
DD862 single phase watt-hour meter is an induction meter which is applicable to measure the rated frequency of 50 Hz, and power loss of single-phase intercourse grid.
用途APPLICATIONDD862单相电度表系感应式单相交流有功电度表，用于计量额定频率为50hz，单相交流电网中有功电能的消耗。
DD862 single phase watt-hour meter is an induction meter which is applicable to measure the rated frequency of 50 Hz, and power loss of single-phase intercourse grid.
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