发明名称 |
DETECTING PHASEEROTATION FOR THREEEPHASED AC VOLTAGE |
摘要 |
PURPOSE:To detect a phase-rotation of the three-phase AC voltage with a gate trigger pulse, of the switching element made without a relation to the phaserotation, distributed to each gate considering the phase-rotation. |
申请公布号 |
JPS5340848(A) |
申请公布日期 |
1978.04.13 |
申请号 |
JP19760116393 |
申请日期 |
1976.09.27 |
申请人 |
MATSUSHITA ELECTRIC IND CO LTD |
发明人 |
TAMAI SEIICHIROU |
分类号 |
G01R29/18;H02H3/26;H02H3/34 |
主分类号 |
G01R29/18 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|