To improve the compressor performance should be done by improving the motor efficiency and red...
应从提高电机效率，减少机壳内热交换来提高机器的性能。
The four-shaded pole asynchronous motor stator of the invention can improve motor efficiency and motor torque.
本发明能够提高电机效率和电机扭矩。
IEEE standard is the most stringent standards are recognized around the world to measure motor efficiency criteria.
IEEE标准是目前最严格的标准，被全世界公认为衡量电机效率的评判标准。
But the step motor efficiency is low, the ability is not big, load drag pulse equivalent cannot too big, speed range is not big.
但步进电机的效率低，拖动负载的能力不大，脉冲当量不能太大，调速范围不大。
Increasing core length properly can raise motor efficiency and power factor, but it will reduce locked-rotor torque ratio and breakdown torque ratio.
适当增加铁心长度可以有效提高电机效率和功率因数，但会导致启动转矩倍数和最大转矩倍数减小。
This of those includes description to the variations of the pump efficiency, motor efficiency and variable frequency drive (VFD) efficiency at the reduced load conditions.
这其中包括了对部分负荷下泵效率、电机效率和变频器效率变化的说明。
Other tasks under the contract include improvement of electric motor efficiency, integration of solar cells into aircraft wings, and the exploration of hydrogen storage technologies.
合同框架下的其他任务包括，改善电力马达效率、在机翼上集成太阳能电池并探索氢存储技术。
Comfortable and convenient operation, assembly thermal overload protection device and multi-file electronic speed constant power switch ensure high motor efficiency and durability.
操作舒适方便，装配过载过热保护装置，多档电子调速恒功开关，保证马达的高效率和耐用性。
In use, with the flow, changes in lift, submersible pump motor efficiency and a corresponding change in power, the use of submersible pump of the economy and have a certain impact on reliability.
使用中，随着流量、扬程发生变化，潜水电泵的效率和电动机功率也相应发生变化，对潜水电泵使用的经济性和可靠性有一定的影响。
Conversely, when H0 large to a certain extent, the decline in motor efficiency and speed efficiency of the system itself, using energy-saving VVVF may not even increase instead of wasting energy.
反之，当H 0大到一定程度时，受电机效率下降和调速系统本身效率的影响，采用变频调速可能不节能甚至反而增加能源浪费。
As there isn't much change room for head and motor efficiency, we have to take measures to increase pump efficiency and brine salinity to decrease the electricity consumption for brine extraction.
而扬程和电机的效率均无多大变化空间，要使采卤电耗较低可从提高泵的效率和卤水的含盐量方面来想办法。
A system of measurement and analysis is developed to improve the accuracy and efficiency of measurement and to control the dynamic performance of gyro motor.
为了提高陀螺电机动态性能的测试精度和测试效率，进而控制该性能，开发了一套测试、分析系统。
This paper mainly deals with the relation between energy efficiency and parameters of rare earth permanent magnet synchronous motor (REPMSM)operating under periodical load.
本文着重论述了在周期性负载下，稀土永磁同步电动机效率与参数之间的相关性。
High power density and high efficiency of motor.
电动机功率密度大、效率高。
High efficiency and high power factor are characteristic of rare earth and permanent magnetism and synchronous motor. lt is a energy saving product.
稀土永磁同步电动机具有效率高、功率因数高的特点，是一种高效节能产品。
This paper introduces how to measure output of the inverter by simulating quantity of it, and the method for calculating the efficiency of variable-frequency motor.
本文介绍了如何通过变频器的模拟量输出来测量变频器的输出功率，进而计算出变频电动机效率的方法。
Energy Saving: High efficiency synchronic motor, its consumption energy is only 60% of normal traction machine. It can save a big amount of running cost.
节能：高效率的同步电机，其消耗的能量仅为传统曳引机的60%左右，每年可节省可观的使用成本。
High efficiency DC brushless motor, micro chip processor control, tooth synchronous belt drive, smooth operation, noise.
高效直流无刷马达，微芯片处理器控制，齿行同步皮带传动，运行平稳，噪音极底。
Efficiency of induction motor at rated operation state is higher and is obviously reduced at light-load operation.
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。
The results show that available power and power input of water pump continuously decline with motor frequency reducing, and pump efficiency also decrease at the same time.
结果水泵有效功率和输入功率均随着电机频率的下降而不断降低，同时水泵效率也随着频率下降而降低。
This is probably the largest single efficiency loss experienced by a motor with a significant fraction of particles in the exhaust.
这可能是最大的单一效率损失所经历的马达一个重要部分粒子在排气。
How to effectively use the motor to drag electric equipment for improving work efficiency is presented.
并提出如何有效地利用电动机来拖动用电设备，提高工作效率。
In this system, Traction force can be gained through the motor voltage, current, efficiency and velocity of train.
在系统设计中，机车牵引力通过牵引电动机电压、电流、效率以及机车速度进行计算。
Because of the low viscosity of emulsion, valve type orifice was used in emulsion motor and the volumetric efficiency was ensued.
针对乳化液黏度低的特点，将所设计的乳化液马达采用了阀式配流，从而保证了较高的容积效率。
But the emphases of the design for an inverter-driven induction motor are the efficiency, power factor, elevated temperature in the variable speed range, and dynamic response.
而变频调速电机的设计重点是在调速范围内的效率、功率因数、温升，以及动态响应性能等。
When motor carries 30% rated load, the system efficiency may raise about9%.
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%.
当电机运行于30%额定负载时，可提高效率9%左右。
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