在评估ups时，考虑大多数厂商给出的UPS在满载情况可提供的峰值额定效率。
When evaluating a UPS, consider that most vendors give the peak efficiency rating it can deliver at full load.
大量统计数据表明，电机即使在额定状态下运行，效率也与铭牌标出的额定效率不一致。
The large quantity statistics data express, the efficiency of motor is not accordant with the data that are marked in the data plate.
负载阻抗匹配的目的是为了使感应加热电源能够输出额定功率、提高效率。
Load matching is intended to make induction heating power to the rated output power, and improve efficiency.
发动机具有较高的效率比涡轮机的同时，额定功率。
An engine with a higher efficiency than turbines of the same power rating.
励磁输入和效率励磁输入和效率事实上，HS y额定负载运行时励磁损耗相当大，与PMSY相比效率下降。
The fact is that when HSY is operated at rated load, magnetic loss is rather high, and efficiency drops compared to PMSY.
当电机运行于30%额定负载时，可提高效率9%左右。
When motor carries 30% rated load, the system efficiency may raise about9%.
传统的可调整线性电源在输出电压低时，电源的大部分额定功率耗费在电源内部，变换效率很低，而且体积庞大笨重。
At low output voltage, the majority of the rated power of traditional adjustable linear power supply is wasted in the internal power supply and the conversion efficiency is low with huge volume.
若考虑伺服放大器效率及电源功率等因素，伺服放大器电源电压应取额定输出电流所对应的伺服放大器输出电压的3倍左右为宜。
If the efficiency of servo amplifier is considered, it is practicable that the power supply voltage is about 3 times as large as the servo amplifier output voltage corresponding to rated current.
指出在额定工况下，直燃机一次能效率要高于风冷热泵。
It is stated that the primary energy efficiency of DFAC is higher than ASHP under the rating condition.
在低于额定负载时，电机的运行效率较低；
The efficiency is quite low when the motor is running under the rated load.
任何一台潜水电泵的铭牌上所规定的流量和扬程是这台潜水电泵使用的额定工况，一般也是使用效率较高的最佳点。
Submersible pump any of the provisions of the nameplate on the flow and head submersible pump is rated for use condition, the general is also more efficient use of the best point.
永磁体分散性对空载电流、空载功率因数、负载功率因数和过载能力影响较大，而对额定运行时的效率、电流影响不大。
In addition, the dispersibility has great effects on the noload current and power factor while the effect on rated efficiency and rated current is little.
另外，本文还就异步电机在非额定状态下运行时，输出功率的计算公式及如何实现效率优化等问题进行了讨论。
Moreover, this text discuss the calculation formula of the output power when motor is working at unrated circulation and how to realize excellent efficiency.
异步电动机运行在额定工作状态效率较高，轻载运行时效率就会明显下降。
Efficiency of induction motor at rated operation state is higher and is obviously reduced at light-load operation.
测定结果表明，这种燃烧器在额定负荷下的热效率比目前常用的燃烧器提高30—50%。
Test results have indicated that under rated load, the heat efficiency of the new burner is 30 ~ 50% higher than that of the ordinary ones.
在额定输入电压，最大负载和额定负载条件下，电源的效率大于65%。
The power supply efficiency shall be greater than65% under rated input voltage. It will be measured at the typical load and maximum load.
IT设备可能以最低效率的额定电压工作。
It equipment could be operating at its least efficient voltage rating.
直流开关电源整流模块效率与输出电流存在直接相关性，目前电源正常工作时模块输出电流远低于额定电流，处于低效率区间。
Efficiency of rectifier module has relationship with its output current. Power supply works in low efficiency condition because output current below rated current far away.
直流开关电源整流模块效率与输出电流存在直接相关性，目前电源正常工作时模块输出电流远低于额定电流，处于低效率区间。
Efficiency of rectifier module has relationship with its output current. Power supply works in low efficiency condition because output current below rated current far away.
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