Doling out blended activity of autos and trucks: how to handle awry cooperations.


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change over the trucks into PCE (or PCU) identical numbers by utilizing a transformation ... run a multi-class task with impediments on the truck sub-system; ...
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Slide 1

Michael Florian, Shuguang He INRO Solutions Assigning blended movement of autos and trucks: how to handle deviated collaborations Ontario EMME/2 Users\' Group Meeting Toronto, April 2005]

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] Multi-class task : autos and trucks the typical routine of appointing blended activity of autos and trucks is: utilize the same volume/delay capacities; change over the trucks into PCE (or PCU) proportional numbers by utilizing a transformation element; run a multi-class task with constraints on the truck sub-arrange; the certain suspicion is that the communication amongst autos and trucks is symmetric; that is, the change component is steady paying little respect to movement conditions, grade, and so on…

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] Multi-class task : autos and trucks - the truth the genuine postponement relies on upon an assortment of elements, for example, the blend of activity (% trucks), normal pace, grade, and so forth… the volume delay capacities must rely on upon the blend of trucks and autos and other such elements like the incline of the connection the cost capacities are prone to be nonlinear, non-smooth and uneven then, it is important to build up a specific task strategy that can deal with such capacities

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] Volume/delay capacities and PCE VDF (volume delay capacity). Every class has its own particular travel time contingent upon connection volume and free speed on the connection PCE (traveler auto counterparts). Truck volume is changed over to auto volume. Blend of Traffic (clog element) rate of every class of movement on the connection slant and length of the connection by every class

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] Application SCAG district New large scale utilizing emme/2 multi-class task with 0 emphasis (most brief way) BPR capacity: It utilizes a gaze upward table to upgrade PCE\'s and deferrals at each cycle Step size utilizing a variation of the Method of Successive Averages

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] The SCAG Highway Network

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] The SCAG Highway Network system Zone: 3325 3217 ;SCAG area zone and facades 108 ;zones changed over from parking garages Regular hubs: 26290 Directional connections: 108897

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] Six classes of interest 1 . Traveler autos of one individual 2. Passenger auto of two man 3. Passenger auto of three man + 4. Light-substantial obligation trucks, 8500 to 14,000 GVW 5. Medium-substantial obligation trucks, 14,000 to 30,000 GVW 6. Heavy-overwhelming obligation trucks, more than 30,000 GVW

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] Trip Tables for the Highway Assignment Total excursions: drive alone: 5319853; auto pool 2: 1625165; auto pool 3+: 430209 light overwhelming obligation trucks: 85040 medium substantial obligation trucks: 62804 - substantial overwhelming obligation trucks: 38333

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] A postponement study was done (Meyer and Mohades) The aftereffects of this study are introduced in the following slides; They comprise of the calculation of PCE counterparts of various trucks relying upon movement blend, length of connection and level.

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] Heavy Duty Truck PCE Values ( extent, length, grade) Heavy Duty Truck PCE Values ( extent, length, grade)

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] Adjustment components

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] PCE Factors (LH Truck Percent) PCE variables PCE elements Truck percent 0 - 5 Truck percent 5 - 10 PCE elements LEGEND LINKL - join length GRADEP - grade percent Truck percent >10

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] PCE elements PCE elements Truck percent 0 - 5 Truck percent 5 - 10 PCE elements LEGEND LINKL - join length GRADEP - grade percent PCE Factors (MH Truck Percent) Truck percent >10

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] PCE Factors (HH Truck Percent) PCE elements PCE elements Truck percent 0 - 5 Truck percent 5 - 10 PCE elements LEGEND LINKL - join length GRADEP - grade percent Truck percent >10

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] PCE Factors (LH Truck Percent grade) PCE elements PCE elements percent grade 0 - 2 percent grade 3 - 4 LEGEND LINKL - join length TRUCKP - truck percent PCE elements PCE elements percent grade > 6 percent grade 5 - 6

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] PCE Factors (MH Truck Percent grade) PCE elements PCE elements percent grade 0 - 2 percent grade 3 - 4 LEGEND LINKL - join length TRUCKP - truck percent PCE elements PCE elements percent grade 5 - 6 percent grade > 6

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] PCE Factors (LH Truck Percent) PCE elements PCE elements Truck percent 0 - 5 Truck percent 5 - 10 PCE elements LEGEND LINKL - join length GRADEP - grade percent Truck percent >10

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] PCE elements PCE elements Truck percent 0 - 5 Truck percent 5 - 10 PCE elements LEGEND LINKL - join length GRADEP - grade percent PCE Factors (MH Truck Percent) Truck percent >10

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] PCE Factors (HH Truck Percent) PCE elements PCE elements Truck percent 0 - 5 Truck percent 5 - 10 PCE elements LEGEND LINKL - join length GRADEP - grade percent Truck percent >10

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] PCE elements PCE elements percent grade 0 - 2 percent grade 3 - 4 LEGEND LINKL - join length TRUCKP - truck percent PCE elements PCE elements percent grade 5 - 6 percent grade > 6 PCE Factors (HH Truck Percent grade)

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] Congestion PCE conformity Factors PCE modify elements PCE change figures Light substantial obligation truck Medium overwhelming obligation truck PCE alter elements LEGEND v/c - volume/limit truck percent Heavy overwhelming obligation truck

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] Solution Algorithm Step 0: Initialization. Begin with AON task in view of free stream times; Step 1: Compute rate of connection stream, v/c proportion and connection stream in PCE( turn upward table); Step 2: Update travel times; Step 3: Compute new most brief ways and AON assignments; Step 4: Compute progressive normal and overhaul streams; Step 5: If joining test not fulfilled Go to step 1 ; Otherwise STOP.

Slide 24

Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] Measures of Convergence Relative distinction between volume at emphasis l and progressive normal volume at cycle l : Relative hole rgap l between the stream figured in view of the aggregate travel cost on most brief ways issue system and the last stream weighted by the present travel time:

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005]

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] Assignment Results AM truck volume by class

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] Conclusions One can perform significantly more refined multi-class assignments than the standard EMME/2 multi-class task; The computational times contrast positively and the standard EMME/2 multi-class task

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005]

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] Regular slide discretionary explained title [Outline 1] heading [Outline 2] shot [Outline 3] sub projectile [Outline 4] heading [Outline 2] slug [Outline 3] sub slug [Outline 4]

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] Full page object

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Text-picture discretionary expounded title [Outline 1] heading [Outline 2] shot [Outline 3] sub shot [Outline 4] heading [Outline 2] projectile [Outline 3] sub slug [Outline 4] Ontario EMME/2 Users\' Group Meeting Toronto, April 2005]

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Image-content Ontario EMME/2 Users\' Group Meeting Toronto, April 2005]

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Ontario EMME/2 Users\' Group Meeting Toronto, April 2005] Full page object

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