1.
The features of the new method are simple main circuit, without big transformer and inductor, high power factor and low harmonics, easy to start and by pass operation.
主电路简单,无大变压器及电抗器,运行功率因数高,谐波小,起动和旁路容易。
2.
Features: single phase, capacitor driven asynchronous motors, small startup current, high efficiency and power factor, stable operation, etc.
特点:该机为单相电容运转异步电动机,具有启动电流小,效率和功率因数高,运行稳定等优点。
3.
The power factor (pf) is the ratio of average power to apparent power.
功率因数是有功功率与视在功率之比。
4.
Power Factor Compensation to the Motor for Pumping Units
对采油电机进行功率因数补偿的研究
5.
Power Factor Power factor is the cosine of the angle between the actie power( kW) and apparent power( kA) in a circuit.
功率因数功率因数是电路中有功功率(W)视在功率(A)间夹角的余弦值。
6.
Wind Turbine Power Performance Based on the Operation Data
基于运行数据的风力发电机组功率特性分析
7.
Controlling Power Factor of Electric Power System by Utilizing 89c51 Chip;
用89C51对电力系统的功率因数进行实时控制
8.
maximum permissible stable operation power
最大容许稳定运行功率
9.
normal continuous sea-service rating
正常持续海上运行功率
10.
Modeling and Operation Characteristic Investigation for a Multi-functional Flexible Power Conditioner;
多功能柔性功率调节器的数学模型和运行特性研究
11.
In this paper, the measures of raising power factor for motor and transformer are introduced and the problem of compensation of power factor is analysed.
介绍了提高电动机和变压器功率因数的具体措施,并对功率因数补偿问题进行了分析。
12.
Automatic compensation load reactive power, enhancing the load power factor.
自动补偿负荷无功功率,提高负荷功率因数。
13.
Power Factor and Wattless Power Compensation;
浅析功率因数及无功功率补偿之间的关系
14.
Power Factor Power factor is the cosine of the angle between the active power( kW) and apparent power( kVA) in a circuit.
功率因数功率因数是电路中有功功率(W)视在功率(VA)间夹角的余弦值。
15.
The thoughts of according to power factor adjusting electric charging with expenses in middle and small scale pump station in China Northwest area
对西北地区中、小型泵站功率因数调整电费执行难的思考
16.
Using the means of testing at site, calculating the load factor, power factor, and finding the economical work character.
通过现场测试,进行经济负载率的计算,确定负载率,功率因数,找出电动机的工作特性。
17.
synchronous capacitor[for power factor improvement, of an output exceeding 37.5w]
同步电容器[用于提高功率因数,功率超过37.5w]
18.
the second is to analyse the meaning of raising power factor and the third is to explain brie fly the method of measuring and raising the power factor.
二是分析提高功率因数的意义; 三是简单阐述功率因数的测定及提高功率因数的方法。