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Ankith T avatar image
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Ankith T asked Jason Lightfoot commented

How to block opposite traffic while a specific vehicle is traveling on AGV Path

In My model a Big forklift (Transporter) is traveling on the aisles where other vehicles (TaskExecuter) such as tuggers or Electric pallet jacks use. when ever this forklift in on the aisles it should occupy whole aisle so that what ever coming in opposite direction should stop or do not enter the aisle until forklift exits that aisle. But what ever vehicles going in the same direction of Forklift can do there operations as usual.


Please refer to attached images regarding more clarity about the question. Here i would like to know the logic how to stop opposite flow traffic when Big Forklift is on that specific aisles.


1678979297537.png


1678979332545.png

FlexSim 21.0.10
agvnetworkblocking
1678979297537.png (93.6 KiB)
1678979332545.png (88.3 KiB)
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Joerg Vogel avatar image Joerg Vogel commented ·
@Ankith T, one way direction path or omnidirectional path system? Unfortunately the picture resolution is not large enough to be certain about this.
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Ankith T avatar image Ankith T Joerg Vogel commented ·
each agv path represents one way direction path
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Jason Lightfoot avatar image
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Jason Lightfoot answered Jason Lightfoot commented

You show where the TEs should stop, but not where the Transporter should stop if the TEs have already occupied part of the circuit - by identifying both I think you may see how many shared resources you need and how you might manage the stop/continue logic using a process flow.

(It looks like the outer loop is anticlockwise travel, with the inner loop being clockwise)

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Ankith T avatar image Ankith T commented ·

Transporter should stop at the previous aisle before it enters the other aisle. i have pasted a picture to show where transporter should stop and direction of aisles here.


1678984194324.png

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Jason Lightfoot avatar image Jason Lightfoot ♦ Ankith T commented ·

Thanks - that's as I suspected. So you could create a resource for each non-passing section such as a control area and give it attributes representing the state (clockwise or counter clockwise - east/west - north/south). If a control area you need is allocated to a different transport type and in the wrong state then you have to stop. When you acquire the section set it to the state you need so that any other travellers can travel in the same direction.

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Ankith T avatar image Ankith T Jason Lightfoot ♦ commented ·

when a forklift travel right side, i want to stop the traffic which is flowing left side, both use different AGV path, how would you like me to setup the control area? Do i have to put single control area for both or should i put control area for the opposite traffic aisle?

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