| 摘要 |
<p>PURPOSE:To enhance the rate of operation of a three-dimensional warehouse by providing such an arrangement where a host computer delivers an instruction for changing the destination of a crane on operation, to a controller which therefore judges whether a change under the instruction can be made or not, and delivers a reply concerning the result of the judgement to the host computer while performing a process of the change. CONSTITUTION:In the case of the interference between two cranes, a host computer 1 delivers an instruction for changing the destination of one of the cranes, to a controller 2 which therefore judges whether the destination of the one of the cranes can be changed or not, and delivers a reply concerning the result of the judgement, the host computer 1. If it is possible to change the destination, the controllers performs a process of the change in the destination of the one of the cranes. With this arrangement, it is possible to aim at enhancing the rate of operation of the line.</p> |
