question

Tanya W avatar image
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Tanya W asked Tanya W commented

2 Operators loading the same conveyor independently

Hello All,

I am sure this is easy but can't seem to get it to work. I am trying to do this in the 3D, I have Source 1 that is feeding Processor 2 than being dropped in Queue 1. I than need Operator 1 and 2 to both pick up boxes independently and load them into Processor 1. They can do this at the same time and not take turns. I can't seem to get Operator 1 and 2 work at the same time. I attached a simple model.

FlexSim 19.2.0
two operators loading the same conveyor in parrallel
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1 Answer

Jeff Nordgren avatar image
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Jeff Nordgren answered Tanya W commented

@Tanya W,

By default, a Processor object processes one flowitem at a time. That means that only one flowitem can be brought to the Processor at a time. It won't "request" another flowitem until the current one has been processed and has exited the Processor. So the Dispatcher will dispatch the first operator available, based on connection order to the Dispatcher, when the Processor needs another flowitem. That would be the first available operator based on the connection order made from the Dispatcher to each operator. So if the Operator that is connected to the Dispatcher first is available (which in your model is always the case) then it will use that Operator.

To get the Processor to use both Operators to load the Processor simultaneously, you need to increase the number of flowitems that the Processor can handle as the Maximum Content of the Processor. In your model (attached) I increased the Maximum Content of Processor1 to 10 ( 2 would probably work but I chose 10). I also removed the conveyor in front of Processor1. The Conveyor has the same "problem" with not accepting multiple flowitems at the same time. So if the Conveyor stayed in front of the Processor, it would still only be able to receive one flowitem at a time thus using only one Operator.

Take a look at the attached model and see if something like this would work for you. Please let us know if there are any problems you might have.

Thanks.

two-operators-work-parrell-on-the-same-task-jn1.fsm


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Tanya W avatar image Tanya W commented ·

Thank you so much this worked like a charm :)

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