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13/11/18 2

Bijzondere Realisaties Intelligente Koppelingen

Special Green RealizationsIntelligent links

13/11/18 3

0 m /0 yd 112 m / 122 yd

Sensor loops (or wireless) detection lay-out – motorized vehicles

Request for green

Request for green

Request for green

Request for green

Req. for green

40 km/h (24 mph) turning traffic

50 km/h (31 mph)

60 km/h (37 mph)

70 km/h (43 mph)

80 km/h (49 mph)

4

sensorloop

TLC

sensorloop

Virtual sensorloopVirtual sensorloop

TLC with KAR antenne

Up to 400 meters from TLC

Short Distance Radio (KAR) - PT & emergency services

Sensorloop detection (VECOM/VETAG) - PT & emergency services

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Bike detection dense urban area (4-6 m/s)

Bike detection outside urban area (5-7 m/s)

Bike detection outside urban area (5-11 m/s)

Request for green

Request for green

Request for green

Sensor loop or wireless detection - bikes (and moped)

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Priority level

P1 bus

P2 Peloton of cars / bikes

P3 lorry

P No priorityExisting

detection loops

Additional detection loops

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Priority levels

1. Extension of green light in anticipation of the platoon2. priority green in anticipation of the platoon3. Brake off the green light at other directions and

priority green in anticipation of the platoon

Give other directions green light first, in anticipation of the platoon

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Evaluation:

• Chance of stopping in mainstream - 10 - 40%• Total of waiting time mainstream max – 50 %• Total traffic delay network max - 25%• Duration of traffic jam is shorter• Outside the rush hours: no priority interventions • Helps on meeting your multimodal network goals

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0

5

10

15

20

25

30

35

Alle autorichtingen Hoofdrichtingen Zijrichtingen

Voertuigverliesuren VRI 128Uren

Zonder BRIK Met BRIK

0

10

20

30

40

50

60

70

80

Alle autorichtingen Hoofdrichtingen Zijrichtingen

Voertuigverliesuren VRI 168Uren

Zonder BRIK Met BRIK

All directions mainstream secundairy stream

- 24 hrs

- 23 hrs

- 1 hrs

BRIKNo BRIK

BRIKNo BRIK

All directions mainstream secundairy stream

Waiting hours

Waiting hours

- 14 hrs

+ 1 hrs

- 15 hrs

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passage Intendedspeed of policecar

Measuredcalibratedspeed of policecar

Measuredspeed by TLC loops

difference

1 60 km/h 62 km/h 63 km/h +1 km/h

2 80 km/h 82 km/h 84 km/h +2 km/h

3 100 km/h 101 km/h 101 km/h 0

4 120 km/h 117 km/h 118 km/h +1 km/h

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What are theeffects on

othermodes?

yes

no Single mode BRIK

Network BRIK

Significant mainstream?

yesno

No BRIK

yesno

No BRIK

Mainstream strait ahead

or to theright?

yes

Are thereindeed anygroups of

traffic?

Any othertrafficlight

systems around?

No BRIK

no

Waiting hoursMorning rush Evening rush 24 h

VRI21 -23% -15% -24%VRI28 -2% -25% -10%VRI30 -20% -31% -21%VRI54 -39% -41% -44%VRI64 6% -8% -6%VRI68 -29% -35% -31%VRI120 -11% -4% -5%VRI169 -3% -17% -4%

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Province of Utrecht34

Breda5

Leiden5

Alkmaar2

Province of North Brabant 4

Den Bosch3

Weert4

Almelo2

Enschede4+

• Standard link betweentrafficlights

• Standard link in new intelligent trafficlights(iVRI)

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Transition from measuring platoons to forming platoons and piloting them through a network.

No cablesbetweentrafficlight installations