| 摘要 |
<p>PROBLEM TO BE SOLVED: To design, alter or monitor a system which totally manages and control unmanned operation by many working machines from an arbitrary place by using an arbitrary network. SOLUTION: A working machine 10 is provided with a PLC 20 and an NT server device 50 and in a control room 100 for controlling the working machine 10, a NT server device 120 and a remote controller 150 are installed. The NT server device 50, NT server device 120, and remote controller 150 are connected by a radio LAN, through which various data are sent and received to carry out unmanned operation. A main database 110 on the NT server device 120 is stored with operating information and monitoring information of the working machine 10 and accessed from client devices 200 and 210 through the Internet and used to update an operation plan and monitor an operation state.</p> |
