| 摘要 |
The control device for group resource of switching devices comprises three current sensors, four comparator units, fifteenth AND elements, three electronic switches, two NOT elements, the first pulse generator, five pulse generators, a decoder, a pulse shaper, a zero setting unit, a signal delay element, six OR elements, a flip-flop, three commutation unit sensors, three univibrators and a differentiating element. There is the fourth univibrator, the second pulse generator, the sixth pulse counter, a register and a digital comparator device. |
