| 1. | Application of transformer connections in three - phase distribution systems
三相配电系统变压器连接申请 |
| 2. | Guide for the application of transformer connections in three - phase distribution systems
三相配电系统变压器连接应用指南 |
| 3. | The core mass of single - phase and three - phase distribution transformers with wound core is analyzed and calculated . the examples are given
摘要对单相、三相卷铁心配电变压器的铁心质量进行了分析和计算，并给出了实例。 |
| 4. | Secondly , measuring arrangement in three - phase distribution systems , decomposing jacobian matrix algorithms and how to choose pseudo - measurement weight are discussed
其次，对三相系统的量测设置，分解雅可比三相状态估计算法和伪量测权值的选取进行了阐述。 |
| 5. | Transformers - underground - type three - phase distribution transformers , 2500 kva and smaller : high voltage 34 500 grd y 19 920 volts and below ; low voltage , 480 volts and below - requirements
变压器.不大于2500kva的地下型三相配电变压器:高压不大于34500y接地19920伏低压不大于480伏.要求 |
| 6. | By an iterative procedure , this method is able to recover the continuous phase distribution of all steps with same height . 2 . it introduces a fast iterative pairwise registration method
本文首次提出了一种只需要一次测量即可完成高度和横向坐标校准的方法，该方法在保证精度的同时提高了校准过程的自动化程度。 |
| 7. | Standard requirements for pad - mounted , compartmental - type , self - cooled , three - phase distribution transformers , 2500 kva and smaller : high - voltage , 34 500 grdy 19 920 volts and below ; low voltage , 480 volts and below
底座安装的隔室型自冷式三相配电变压器2500 kva及更小:高压34500 grdy 19920伏及以下低压480伏及以下的要求标准 |
| 8. | 24940grdv 14400v 240 120v , 167kva transformers - underground - type , self - cooled , single - phase distribution transformers with separable , insulated , high - voltage connectors ; high voltage 24 940 grdy 14 400 v and below and low voltage 240 120 v , 167 kva and smaller
变压器.带可分离绝缘高压连接器的地下型自冷式单相配电变压器.高压 |
| 9. | Due to the existence of error of amplitude distribution and phase distribution in power dividers , the side lobe of azimuth pattern for this planar waveguide array is influenced , thus , the power dividers should be optimized
由于该功分器存在着幅度和相位误差,这些误差对阵列的方位面方向图的副瓣电平影响比较大,需要进行优化设计。 |
| 10. | The serpentine feed is the core of a frequency scanning antenna feed system , which produce proper amplitude and phase distribution for the antenna arrays . most of all , it make the beam scanning over a large angle range by means of changing operating frequency
它为天线阵提供要求的幅度、相位分布，更为重要的是当频率发生少许变化时使线源的等相位面产生显著的倾斜，完成波束在空间扫描。 |
