Page 7 - ExtendSim User Guide
P. 7

Sorting items using the Queue Equation block......................................................................145 How the block works..................................................................................................................... 145 Variables ........................................................................................................................................ 146 Ranking rules................................................................................................................................. 147 Least dynamic slack ...................................................................................................................... 147 Minimizing setup........................................................................................................................... 148 Maximizing service levels............................................................................................................. 149 Combined rules ............................................................................................................................. 150
Matching items using the Queue Matching block .................................................................150 Queue Matching model ................................................................................................................. 151 Other models that use the Queue Matching block ........................................................................ 151
Advanced queue topics ..........................................................................................................151 Viewing and manipulating queue contents.................................................................................... 151 Initializing a queue ........................................................................................................................ 152
Animating queue contents......................................................................................................153
Routing ..................................................................................................................... 155 Commonly used blocks..........................................................................................................156 Blocks that route items .................................................................................................................. 156
Blocks that affect the flow of items............................................................................................... 156 Items from several sources.....................................................................................................157 Select Item In dialog ..................................................................................................................... 158
Merging several item flows into one stream ................................................................................. 159 Balancing multiple input lines....................................................................................................... 159 Throw Item and Catch Item blocks for merging item streams...................................................... 160
Items going to several paths...................................................................................................161 Select Item Out dialog................................................................................................................... 162 Implicit routing.............................................................................................................................. 164 Simple routing ............................................................................................................................... 164 Scrap generation ............................................................................................................................ 166 Sequential ordering ....................................................................................................................... 166 Explicit ordering............................................................................................................................ 167 Routing decisions based on Item properties.................................................................................. 168 Conditional routing ....................................................................................................................... 170 Machines that can only process certain types of items ................................................................. 174
Processing................................................................................................................. 177 Commonly used blocks..........................................................................................................178 Systems and processes .................................................................................................................. 178 Processing in series ................................................................................................................179 Processing in parallel .............................................................................................................180
Parallel processing using one block .............................................................................................. 180
Simple parallel connections .......................................................................................................... 180 Setting the processing time ....................................................................................................181 Processing time for an Activity ..................................................................................................... 181
Processing time for other activity blocks ...................................................................................... 182 Fixed processing time.................................................................................................................... 182 Scheduled processing time ............................................................................................................ 182 Random processing time ............................................................................................................... 183 Custom processing time ................................................................................................................ 184 Implied processing time ................................................................................................................ 185 Cumulative processing time: time sharing .................................................................................... 185 Adding setup time ......................................................................................................................... 186
Bringing an activity on-line ...................................................................................................187 Scheduling activities ..................................................................................................................... 187


































































































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