b phase

The F/B duplex phases steel JB800 has determined by the Y-slit crack test,its weld thermal cycle has recorded by computer temperature collection system.

采用斜Y坡口对接裂纹试验对F/B复相钢板JB800进行了抗冷裂试验,对不同预测止裂温度的碳当量公式进行了对比。

Analysis and handling of generator stator B-phase grounding faults

发电机定子B相接地故障分析及处理

The Site Welding Technology Between ZG-310 and Q 235 B

ZG 310-570与Q 235 B之间的工地焊接工艺

My address is care of B. F.----"

我的b>地址b>是b-F……

The discussion of line-to-neutral voltage regularity and judgment of grounded phase when isolated neutral system is nonmetal grounded

中性点不接地系统单相接地时接地相的判断

Six-phase winding, double star connection, ungrounded or grounded.

六相绕组，双星形连接，接地或不接地。

Three-phase winding, four-wire connection, ungrounded or grounded.

三相绕组, 四线连接, 接地或不接地。

Two-phase winding, three-wire connection, ungrounded or grounded.

两相绕组, 三线连接, 接地或不接地。

Two-phase winding, four-wire connection, ungrounded or grounded.

两相绕组, 四线连接, 接地或不接地。

Three-phase winding, zigzag connection, ungrounded or grounded.

三相绕组, 之字连接, 接地或不接地。

Coordination of Grounding Protections for 6.3kV Auxiliary Power System in Shajiao B Power Station

沙角B电厂6.3kV厂用电系统接地保护的配合

Combining C/S and B/S for the Information System of Land Use Planning;

B／S与C／S相结合的土地利用规划信息系统

The receiver is hooked up through a bettery to wires B and C.

接收装置通过b>电池b>接在导线b和C上。

Study on Single Phase Ground Fault Detection in Neutral Resonant Grounded Distribution Networks;

谐振接地系统单相接地故障选线研究

The Analysis & Handing of Single-Phase Ground Fault in the System with Non-Effectively Earthed Neutral

小电流接地系统单相接地故障及处理

The monitoring of small current grounding single-phase power supply system

小电流接地供电系统单相接地的监测

Dispersion waveform of travelling wave propagation of three-phase short-circuit and three-phase to earth short-circuit

三相相间短路和三相接地短路行波图

Six-phase winding, double star connection. Ungrounded or grounded can be specified.

六相绕组，双星形连接。可指定不接地或接地。

Three-phase winding, four-wire connection. Ungrounded or grounded can be specified.

三相绕组, 四线连接。可指定不接地或接地。