JP2001101582A - Vehicle traffic system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily execute operations attended with the disconnection and connection of vehicles relating to vehicle operations on an exclusive road in a shot time and to more flexibly cope with future transportation demand increase while utilizing the merits of a traffic system over both of the exclusive road and a general road. SOLUTION: This vehicle traffic system is provided with the exclusive road R1 where the platoon 2 of vehicles 1 can travel and an operation control part for operating the vehicles 1 in an operation pattern corresponding to a transportation demand along a route constituted of the exclusive road R1 and the general road passing through a town. The exclusive road R1 is provided with a main line 11 provided with the incoming lane 11a and outgoing lane 11b of the vehicles 1 and stops arranged at terminals and intermediate prescribed positions on the main line 11. The stop is provided with plural loop parts 14 extended in a loop shape from one of the incoming lane 11a and the outgoing lane 11b by changing the traveling direction and connected to the other. The respective loop parts 14 are arranged side by side in one of areas facing each other across the railroad RL in front of a train station ST.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle traffic system, and more particularly to a vehicle for driving a vehicle along a route composed of both a dedicated road on which the vehicle can travel in a plateau and a general road passing through an urban area. Regarding transportation systems.

[0002]

2. Description of the Related Art In recent years, traffic congestion between a city center and its suburbs has been alleviated to reduce traffic demand between buses and a new transportation system (for example, 3,000 to 10,000 people per hour).
(Approximately 00 persons) and can be converted to a new transportation system as the traffic volume increases in the future. A traffic system that employs a dual-mode guideway bus that can travel without transferring passengers has attracted attention ("Overview of Guideway Bus Shidanmi Line") SUBWAY 1995.1 Subway Association of Japan No. 91 P25 To P32).

In this transportation system, a guideway bus is constituted by a vehicle in which a mechanical guide device and a stabilizing device for giving straightness are attached to a steering system of a normal route bus, and the guide device is provided on a dedicated track. While the vehicle is steered mechanically along the guide rails provided on the traveling path by guidance, it is possible to travel as a normal bus on ordinary roads by mechanically separating the link between the guide device and the steering wheel operation. . A guideway bus capable of switching the traveling mode of this type is disclosed in, for example, Japanese Patent Laid-Open No. 7-815.
No. 52 discloses this.

[0004]

However, in the case of the transportation system using the above-mentioned guideway bus, since the connection operation of bus vehicles is not permitted on general roads in principle, the vehicle is operated by a single vehicle. Even in orbit, the vehicle is usually driven by a single vehicle, and may not be able to respond to future increases in transportation demand. Therefore, although connected operation within the track section is expected as this solution, even in this case, assuming that a single vehicle is driven on a general road, the operation involved in disconnecting and connecting vehicles requires a lot of time and labor. Is assumed.

[0005] The present invention is based on such a conventional technology, and utilizes the advantages of a transportation system that allows vehicles to operate on both dedicated roads and general roads without passengers changing. It is another object of the present invention to provide a vehicle transportation system that can easily and quickly perform an operation for disconnecting or connecting vehicles on a dedicated road, and that can flexibly cope with a future increase in transportation demand.

[0006]

In order to achieve the above object, the present inventor has a system in which a plurality of vehicles are arranged in a platoon while maintaining a constant inter-vehicle distance in a non-contact manner, and automatically run as a so-called "platon". Was applied, and various examinations were made on the configuration of a dedicated road suitable for this platoon run and its operating means.

For example, Japanese Patent Application Laid-Open No. 8-314541 and Japanese Patent Application Laid-Open No.
-261194.

Among them, Japanese Patent Application Laid-Open No. 8-314541 discloses a method for improving the utilization efficiency when a large number of vehicles automatically travel along an automatic traveling lane. The vehicle detects a displacement from a magnetic nail provided on a road surface, calculates a corrected steering control amount, controls the own vehicle with the calculated control amount, and transmits the control amount data to a subsequent vehicle, and the subsequent vehicle The own vehicle does not detect the displacement amount with respect to the magnetic nail, but performs steering control based on the control amount data from the leading vehicle, and the succeeding vehicle further transmits the control amount data to the next succeeding vehicle, and the subsequent succeeding vehicle A vehicle traveling guidance system that performs similar steering control has been proposed.

In Japanese Patent Application Laid-Open No. 10-261194, a plurality of vehicles traveling on a road form a vehicle group for the purpose of smoothly performing platooning by vehicle group formation.
A vehicle group formation that calculates the size of the vehicle group and restricts the group formation vehicles such that the calculated size is within a predetermined limit value by transmitting control information between the vehicles in the group. A device has been proposed.

[0010] A vehicle capable of such a platoon run can be operated by a plurality of trains on a dedicated road.
It is possible to respond more flexibly to the adjustment of rolling stock, etc., and it is possible to expect operation according to transportation demand.

The vehicle traffic system according to the following claims has been completed based on such knowledge.

That is, the vehicle traffic system according to the first aspect of the present invention provides a dedicated road on which a vehicle can travel in a plateau.
Operating means for operating the vehicle in an operation pattern according to the transportation demand along a route composed of the exclusive road and a general road passing through the city area, wherein the exclusive road includes an up lane and a down lane of the vehicle. With a main line having a lane, a terminal on the main line and a stop arranged at a predetermined position in the middle,
The stop has a plurality of loop portions extending in a loop shape from one of the up lane and the down lane while changing its traveling direction and connected to the other of the up lane and the down lane. And

Here, the vehicle has, for example, a vehicle control device, a vehicle security device, a road-to-vehicle communication device, a vehicle-to-vehicle communication device, a magnetic sensor for lane detection, and the like mounted in a body body on which a predetermined number of passengers are carried. A magnetic sensor detects the magnetic field from the lane detection magnetic nail embedded in the dedicated road, and a predetermined road-to-vehicle communication device communicates with the ground via a communication / road sensor (communication loop coil) embedded in the dedicated road. The communication between the road and the vehicle is performed, and another vehicle-to-vehicle communication is performed by the vehicle-to-vehicle communication device, so that travel control such as platoon, speed control, and the like can be performed.

According to a second aspect of the present invention, in the first aspect of the present invention, the plurality of loop portions are arranged side by side at terminals of the main line in different traveling directions.

According to a third aspect of the present invention, in the second aspect of the present invention, the plurality of loop portions are arranged side by side in one of opposing regions in front of a railway station with the line interposed therebetween. I do.

[0016]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing an embodiment of a vehicle traffic system according to the present invention. Vehicles in this traffic system include, for example, a vehicle control device, a vehicle security device, a roadside-to-vehicle communication device, a vehicle-to-vehicle communication device, a lane detection magnetic sensor, and the like mounted in a vehicle body that carries a predetermined number of passengers. The magnetic field from the lane detection magnetic nail of the operation control unit embedded in the road surface (dedicated road) is detected, and the road-to-vehicle communication device communicates with the operation control unit embedded in the dedicated road. By performing road-to-vehicle communication with the vehicle, and performing other vehicle-to-vehicle communication with the vehicle-to-vehicle communication device, it is possible to perform travel control such as platoon, speed control, and the like.

The vehicle traffic system shown in FIG. 1 has a dedicated road R1 on which the above-mentioned vehicles 1... 1 can travel in the form of a platoon 2 and a general road R passing through an urban area in addition to the dedicated road R1.
And an operation control unit (operating means of the present invention) 20 for operating the vehicles 1... 1 in an operation pattern according to the transportation demand along the route 10 including the vehicle 2.

The exclusive road R1 is an up lane 11 of the vehicles 1 ... 1.
a and a main lane 11 composed of a down lane 11b. At a predetermined position on the main line 11 where a train station or the like can be contacted, for example, a plurality of stops where drivers and passengers can get on and off, that is, terminals 12 for terminals with relatively high transportation demand.
a, an intermediate stop 12b also having a relatively large demand for transportation,
An intermediate stop 12c with relatively little transportation demand and a terminal 12d with relatively little transportation demand are arranged. Stops 12a and 12b with relatively large transportation demands are provided at dedicated entrances that can be connected to the general road R2 passing through the city area, and stops 12c and 12d with relatively small transportation demands are provided at dedicated roads that are not connected to the general road R2. I have.

Among them, the bus stop 12 with relatively large transportation demand
a and 12b are provided with a main line 1
There is provided a waiting platform 13 for waiting a vehicle to be merged with 1 or receiving a vehicle to be diverted from the main line 11 in order to separate the vehicle from the platoon 2.

As shown in FIG. 2, the waiting platform 13 extends in a loop from one of the ascending lane 11a and the descending lane 11b of the main lane 11 while changing its traveling direction. 2 (in the example in FIG. 2, the up lane 11 a is connected to the down lane 11 b
(Indicated by reference numeral 15 in the figure are for a driver and a passenger installed at a predetermined position such as in front of a railway station on a plurality of loop portions 14... 14). A plurality of landings 15... 15 are shown).

A plurality of loop sections 14 are arranged at different positions in the traveling direction at the terminal of the main line 11, and a plurality of general roads R2 passing therefrom through a plurality of city areas (in the example of FIG. 2, two city areas). It can be connected to. As another example, as shown in FIG. 3, for example, a plurality of regions (for example, an east exit side and a west exit side (or a north exit side and a south exit side)) sandwiching the line RL in front of the railway station ST are provided. A configuration in which the loop portions 14 are provided side by side is also possible. As a result, it is possible to more simply construct a route shape that can be designed and changed according to the shape of the railway station, as well as the transportation demand.

The operation control unit 20 is connected to the standby home 1 described above.
3 controls the operation of vehicles on all routes on the dedicated road R1 and the general road R2 on the premise of the existence of the vehicle 3, and functionally operates the vehicle 1 along the dedicated road R1 in an operation pattern according to the transportation demand. Exclusive road operation method and general road R2
A city area operation method for operating the vehicle 1 in an operation pattern according to the transportation demand along the upper direction is set to be executable.

FIG. 4 shows an example of setting an operation pattern by the operation control unit 20.

First, a setting example of the exclusive road operation method will be described. In this case, for the sake of convenience, the conditions corresponding to the transportation demand are assumed to be peak hours, normal times (standard), and early morning / night (off times).

1) During peak hours, regular operation (for example, 5
Minute interval: It runs on a dedicated road so it can be operated on Diamond Street. On average, four Platone runs (for example, inter-vehicle distance: 15m), up to five Platone runs, the driver gets on the first car, Unmanned driving, vehicles from the city area will have their time adjusted at the waiting platform at the dedicated road stop (the same applies to vehicles from the dedicated road). 2) During normal times (standard), regular operation (for example, 5 minutes to 15 minutes)
Minutes), one or two platoon runs,
Others are the same as at the peak. 3) In the early morning and at night (when off), regular operation (for example, 1
(5 to 30 minute intervals), single operation, direct operation without waiting from the city center to the dedicated road, and if the demand is extremely small, demand operation is also possible by single operation of manned operation.

Next, an example of setting the city area operating method will be described. Also in this case, the same transport demand conditions as described above, that is, peak hours, normal times (standard), and early morning / night (off times) are assumed.

1) At peak times, fixed-time operation within time (the scheduled operation is not possible, so the target number of operations is described in the stop timetable) and one-man operation. 2) In normal times (standard), regular operation (for example, 5 minutes to 10 minutes)
Minute interval: The road is vacant, so it is possible to operate on Diamond Street), and it will be a one-man operation. 3) In the early morning and at night (when off), regular operation (for example, 15
(Minutes to 30 minutes interval), demand operation is possible if necessary, but if demand is extremely small, one or two demand operations can be performed during the regular 30 minute operation. For demand operation, from the viewpoint of securing drivers, general roads are, for example, AH
It is not usually performed until it is changed to Sa and unmanned driving becomes possible. Here, AHS-a refers to ITS (Intel
ligent Transport Systems)
AHS (Automated)
Cruise-Assist Highway Sys
tem) refers to the automatic driving system.

Therefore, according to this embodiment, in a traffic system in which vehicles can be operated on both a dedicated road and a general road without a change of passengers, a dedicated road capable of running in a plateau is employed. The dedicated road is composed of a main line and a stop, and the stop is composed of a plurality of loops.Thus, while taking advantage of the transportation system that covers both the exclusive road and the general road, it is not necessary to separate vehicles with respect to vehicle operation on the dedicated road. Perform the operation associated with the connection easily and in a short time,
It is possible to provide a vehicle traffic system that can flexibly respond to a future increase in transportation demand.

[0029]

As described above, according to the present invention, in a traffic system in which vehicles can be operated on both a dedicated road and a general road without passengers changing, especially a dedicated road capable of running in platoon. This dedicated road was composed of a main line and a stop, and a waiting platform was set up at this stop.Thus, while taking advantage of the transportation system that spans both the dedicated road and the general road, the use of vehicles on the dedicated road was It is possible to provide a vehicle transportation system that can easily and quickly perform an operation associated with disconnection and connection, and that can flexibly respond to an increase in future transportation demand.

[Brief description of the drawings]

FIG. 1 is a conceptual diagram showing an embodiment of a vehicle traffic system according to the present invention.

FIG. 2 is a conceptual diagram illustrating a main part of a loop unit.

FIG. 3 is a conceptual diagram showing a main part of a loop portion arranged in front of a railway station.

[Explanation of symbols]

 R1 Dedicated Road R2 General Road 10 Route 11 Main Line 12a-12d Stop 13 Standby Platform 14 Loop 15 Boarding Platform 20 Operation Control ST Train Station RL Track

Claims (3)

[Claims] 1. An operation means for operating a vehicle in an operation pattern according to a transportation demand along a route composed of a dedicated road on which the vehicle can run in a platoon, and a general road passing through the dedicated road and an urban area. The dedicated road includes a main line having an up lane and a down lane of the vehicle, and a terminal located on the main line and a stop located at a predetermined intermediate position, and the stop includes the up lane and the down lane. A vehicle traffic system comprising a plurality of loop portions extending in a loop from one of lanes while changing its traveling direction and connected to the other of the up lane and the down lane. 2. The vehicle traffic system according to claim 1, wherein the plurality of loop sections are arranged side by side at terminals on the main line in different traveling directions. 3. The vehicle traffic system according to claim 2, wherein the plurality of loop portions are arranged in parallel in one of areas facing each other with the track in front of a railway station.