| 摘要 |
PROBLEM TO BE SOLVED: To provide a steam turbine controller capable of opening and closing a steam valve quickly and transmitting a command signal accurately and securely. SOLUTION: This steam turbine controller is provided with a mechanical-hydraulic control mechanism part for switching a mechanical signal to a pressure oil signal when controlling opening and closing of the steam valve 1. This steam turbine controller is provided with a control system 2 for start operation for supplying pressure oil to the steam valve 1 and a control system 3 for load operation and is provided with a switching device 4 for switching these two control systems freely. COPYRIGHT: (C)2006,JPO&NCIPI
|
