CN108682143A - A kind of variable bus platform system and its selection method of nearly signal lamp intersection - Google Patents

A kind of variable bus platform system and its selection method of nearly signal lamp intersection Download PDF

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Publication number
CN108682143A
CN108682143A CN201810386705.XA CN201810386705A CN108682143A CN 108682143 A CN108682143 A CN 108682143A CN 201810386705 A CN201810386705 A CN 201810386705A CN 108682143 A CN108682143 A CN 108682143A
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public transit
transit vehicle
vehicle
platform
intersection
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CN108682143B (en
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肖梅
吴爽
张雷
王仲豪
边浩毅
颜建强
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Changan University
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Changan University
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    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/20—Monitoring the location of vehicles belonging to a group, e.g. fleet of vehicles, countable or determined number of vehicles
    • G08G1/202—Dispatching vehicles on the basis of a location, e.g. taxi dispatching
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
    • G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
    • G08G1/096766—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission
    • G08G1/096775—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission where the origin of the information is a central station
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/123—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams
    • G08G1/133—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams within the vehicle ; Indicators inside the vehicles or at stops

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Atmospheric Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Traffic Control Systems (AREA)

Abstract

The purpose of the present invention is to provide the variable bus platform systems and its selection method of a kind of nearly signal lamp intersection, including control centre, data acquisition unit, display unit and variable bus platform, wherein, location information of the data acquisition unit for acquiring public transit vehicle in real time, and the location information of the public transit vehicle is transferred to control centre, control centre handles collected data, obtains the variable bus platform to be stopped of the public transit vehicle, and the result is transferred to display unit；Technology is laid using variable bus platform, by acquiring road operation data in real time, the arrival time of public transit vehicle is predicted, according to the delay state of vehicle, suitable platform is selected to stop；Compared with conventional method (green light extends and red light is early disconnected etc.), this variable bus platform system can reduce public transit vehicle and be delayed in the waiting of signal lamp intersection, while reduce to the greatest extent on the influence of the traffic delay of public vehicles；This method has many advantages, such as simple, economic, strong operability.

Description

A kind of variable bus platform system and its selection method of nearly signal lamp intersection
Technical field
The invention belongs to the variable bus platform system of urban construction field more particularly to a kind of nearly signal lamp intersection and its Selection method.
Background technology
With the increase of urban population density, the rapid growth of vehicle (especially private car) ownership so that city The transport need in city steeply rises, while the growth rate of traffic infrastructure much can not meet growing traffic and need It asks, the traffic problems such as urban transportation operational efficiency is low, traffic congestion is serious, traffic accident is occurred frequently is caused to take place frequently.According to height in 2017 The report display of moral urban transportation, urban congestion be delayed index (city dweller's average primary trip real travel time with from By the ratio of stream mode lower hourage) more than 2, which means that in traffic congestion, Public Traveling need to spend non-congestion It the time of 2 times or more under state, can just reach the destination, city totality congestion present situation makes people worried.Urban public tranlport system Big with carrying capacity, safe, low power consumption and other advantages per capita, it has also become solve urban congestion, alleviate environmental pollution, improve and hand over The traffic problems such as logical safety it is strong by way of.Service and the management level for improving public transport are to improve passenger satisfaction and public transport suction The important measure of gravitation is the advantageous guarantee for greatly developing public transportation system.Practical investigation is carried out to the trip of passenger, is shown Show：Traveler particularly pays close attention to the punctuality of public transport operation, it has also become improves the main bottleneck of bus trip passenger satisfaction Problem.As it can be seen that improve public transit vehicle operation punctuality have become promoted public transport service quality great influence because Element.
In the process of running, traffic delay mostlys come from public transit vehicle：Signal lamp waiting delay, stand between operation prolong Accidentally, the delay delay etc. of platform, the signal lamp to reduce public transit vehicle wait delay, and the method used at present mainly has green light to prolong Long and red light is early the methods of disconnected, these methods be easy to cause the traffic delay of non-bus.
Invention content
The purpose of the present invention is to provide the variable bus platform system and its selection method of a kind of nearly signal lamp intersection, solutions It has determined current early the methods of disconnected using green light extension and red light, the signal lamp to reduce public transit vehicle, which waits, to be delayed, and these sides There is the traffic delay for be easy to causeing non-bus in method, in consideration of it, the present invention proposes a kind of nearly signal lamp intersection Variable bus platform system, the systematic difference, the waiting that can reduce public transit vehicle in signal lamp intersection is delayed, while as possible Reducing influences the traffic delay of public vehicles.
In order to achieve the above object, the technical solution adopted by the present invention is：
A kind of variable bus platform system of nearly signal lamp intersection provided by the invention, including control centre, data acquisition Unit, display unit and variable bus platform, wherein location information of the data acquisition unit for acquiring public transit vehicle in real time, And the location information of the public transit vehicle is transferred to control centre, control centre handles collected data, is somebody's turn to do The variable bus platform to be stopped of public transit vehicle, and the result is transferred to display unit.
Preferably, variable bus platform includes upstream station taiwan area and downstream stations taiwan area, wherein upstream station taiwan area taiwan area is wrapped Include electronic stop plate, wherein the electronic stop sign information of upstream station taiwan area is consistent with the electronic stop sign information of downstream stations taiwan area.
Preferably, data acquisition unit includes the vehicle GPS position sensor being arranged on public transit vehicle and vehicular speeds Sensor, is respectively used to acquire the position data of the public transit vehicle and speed information, and by collected data transmission to control Center.
Preferably, display unit includes platform display and Vehicular display device, and platform display is arranged in variable bus station Platform, Vehicular display device are arranged on public transit vehicle, wherein Vehicular display device is for reminding driver's vehicle that should stop Platform；Platform display is for reminding the platform to be stopped of passenger's vehicle of waiting.
A kind of selection method of the variable bus platform based on the nearly signal lamp intersection described in claim 1-4, including with Lower step：
Step S1 prestores intersection information to control centre, and the intersection information includes：Intersection position, signal Lamp period length, Effective Green Time duration, green light phase start-up time, the neighboring station position of variable platform, vehicle timetable, intersection Upstream station taiwan area position and downstream stations taiwan area position；
Step S2 acquires the real-time running data of public transit vehicle by data acquisition unit；
Step S3, based on the intersection information that step S1 is prestored, the traveling side of the public transit vehicle in conjunction with obtained by step S2 To and real-time running data, whether the public transit vehicle is judged close to variable bus platform, if being transferred to step S4 if；Otherwise, It is transferred to step S2；
Step S4, control centre are arrived at a station according to the location information and speed information of collected public transit vehicle using vehicle Prediction algorithm, it is contemplated that the public transit vehicle arrives at upstream station moment T respectivelyu(hh:mm:Ss), downstream station moment Td(hh:mm: Ss T) and at the time of intersectionI(hh:mm:ss)；
Step S5, it is assumed that the signal control parameter of the intersection to prestore is：The long C of signal lamp cycle, Effective Green Time duration G and Green light phase start-up time T0(hh:mm:Ss), if information update number is n, n initial values are 0：
Wherein, if n=0, it is transferred to step S6；
If n>0 andThen passenger has time enough to walk between the station of upstream and downstream at this time, is transferred to step S6；
If n>0 andThen it is transferred to step 11；
Wherein, Tc(hh:mm:Ss) it is current public transport arrival time；D (m) is the length of pedestrian's walking channel, pedestrian's walking Channel refers to the channel that passenger moves between upstream station taiwan area and downstream stations taiwan area；vp(m/s) it is the average speed of pedestrian's walking Degree；
Step S6 calculates the waiting duration t that public transit vehicle stops upstream station taiwan area according to formula (1) and formula (2) respectivelyuWith stop The waiting duration t in platform area downstreamd：
Wherein, [] is the operator that rems；tpStop duration for public transit vehicle at upstream station；
Step S7 calculates the traffic delay t that vehicle arrives at variable bus platform by formula (3)y,
If ty>0, then show public transit vehicle performance in operation, is transferred to step S8；Otherwise, vehicle is run on time, is transferred to step S9：
ty=min { (Tu-Te),(Td-Te)} (3)
Wherein, teAt the time of variable platform area being arrived at for public transit vehicle in running schedule；
Step S8, if tu>td, then public transit vehicle rest in downstream station area；Otherwise, public transit vehicle rests in upstream station Area；
Step S9, if | tu+ty|≥|td+ty|, then public transit vehicle rests in downstream station area；Otherwise, public transit vehicle is stopped In upstream station area；
Step 10, the stop information of vehicle is preserved, and information update number adds 1, i.e. n=n+1；
Step 11, the vehicle parking information preserved in issuing steps 10.
Compared with prior art, the beneficial effects of the invention are as follows：
A kind of variable bus platform system of nearly signal lamp intersection provided by the invention lays skill using variable bus platform Art predicts the arrival time of public transit vehicle, according to the delay state of vehicle, selection is closed by acquiring road operation data in real time Suitable platform parking；Compared with conventional method (green light extends and red light is early disconnected etc.), this variable bus platform system can be reduced Public transit vehicle is delayed in the waiting of signal lamp intersection, while reducing to the greatest extent on the influence of the traffic delay of public vehicles；This method has There is the advantages that simple, economic, strong operability.
The present invention also provides a kind of nearly signal lamp intersection variable bus platform selection method, greatly develop city public affairs Traffic is main means the problems such as solving urban traffic blocking altogether, and public transit vehicle traffic delay mostlys come from：Signal lamp Waiting delay, stand between performance in operation, platform delay be delayed etc.；Signal lamp to reduce public transit vehicle waits delay, this hair It is bright to set technology using the dual station tablecloth, by acquiring road operation data in real time, the arrival time of public transit vehicle is predicted, according to vehicle Delay state, select suitable platform to stop；Compared with conventional method (green light extends and red light is early disconnected etc.), this variable public affairs It hands over platform systems that can reduce public transit vehicle in the waiting of signal lamp intersection to be delayed, while reducing to the greatest extent and the traffic of public vehicles is prolonged Accidentally influence；This method has many advantages, such as simple, economic, strong operability.
Description of the drawings
Fig. 1 is variable bus platform system schematic of the present invention；
Variable public transport (straight trip) platform systems layout diagram of the nearly signal lamp intersections of Fig. 2.
Variable public transport (left-hand rotation) platform systems layout diagram of the nearly signal lamp intersections of Fig. 3.
Specific implementation mode
The present invention is described in further detail with reference to the accompanying drawings and examples.
As shown in Figure 1-Figure 3, the variable bus platform system of a kind of nearly signal lamp intersection provided by the invention, including control Center, data acquisition unit, display unit and variable bus platform, wherein data acquisition unit for acquiring bus in real time Location information, and the location information of the public transit vehicle is transferred to control centre, control centre to collected data into Row processing, obtains the variable bus platform to be stopped of the public transit vehicle, and the result is transferred to display unit.
Wherein, variable bus platform includes upstream station taiwan area 1 and downstream stations taiwan area 2, wherein upstream station taiwan area 1 is arranged in The upstream of intersection, downstream stations taiwan area 2 are arranged in the downstream of intersection, meanwhile, upstream station taiwan area 1 and downstream stations taiwan area 2 are wrapped Include electronic stop plate and platform display, wherein the electronic stop plate of the electronic stop sign information and downstream stations taiwan area 2 of upstream station taiwan area 1 Information is consistent.
Data acquisition unit includes the vehicle GPS position sensor being arranged on public transit vehicle and vehicular speeds sensor, It is respectively used to acquire the position data of the public transit vehicle and speed information, and by collected data transmission to control centre.
Control centre includes industrial computer, wherein industrial computer handles the data received, finally obtains The public transit vehicle rests in upstream station taiwan area or downstream stations taiwan area, and final acquired results are transferred to display unit.
Display unit includes platform display and the Vehicular display device that is arranged on public transit vehicle, wherein Vehicular display device Platform for reminding driver's vehicle that should stop；Platform display is for reminding the passenger vehicle of waiting to be stopped In upstream station taiwan area or downstream stations taiwan area.
A kind of selection method of the variable bus platform of nearly signal lamp intersection, specifically comprises the following steps：
Step S1, prestore intersection information：
Intersection information is pre-stored in control centre, the intersection information includes：Intersection position, signal lamp cycle Length, Effective Green Time duration, green light phase start-up time, the neighboring station position of variable platform, vehicle timetable, intersection upstream station Taiwan area position and downstream stations taiwan area position.
Step S2 obtains the real-time running data of public transit vehicle：
The location information and speed information of public transit vehicle are acquired by vehicle GPS position sensor, and by collected number According to being transferred to industrial computer；
Whether step S3 judges vehicle close to variable bus platform：
Sentenced in conjunction with the travel direction and real time position data of public transit vehicle based on the intersection information that control centre prestores Whether the public transit vehicle break close to variable bus platform, step S4 is transferred to if close；Otherwise, it is transferred to step S2；
Step S4, it is contemplated that public transit vehicle arrival time：
Control centre is arrived at a station pre- measuring and calculating using vehicle according to the location information and speed information of collected public transit vehicle Method, it is contemplated that the public transit vehicle arrives at upstream station moment T respectivelyu(hh:mm:Ss), downstream station moment Td(hh:mm:Ss it) and hands over T at the time of prongI(hh:mm:ss)。
Step S5 judges whether the stop station platform information for updating or announcing vehicle：
It is assumed that the signal control parameter of the intersection to prestore is：The long C of signal lamp cycle, Effective Green Time duration G and green light phase Position start-up time T0(hh:mm:Ss), if information update number is n, n initial values are 0：
Wherein, if n=0, it is transferred to step S6；
If n ＞ 0 andThen passenger has time enough to walk between the station of upstream and downstream at this time, is transferred to step Rapid S6；
If n ＞ 0 andThen it is transferred to step S11；
Wherein, Tc(hh:mm:Ss) it is current public transport arrival time；D (m) is the length of pedestrian's walking channel, pedestrian's walking Channel refers to the channel that passenger moves between upstream station taiwan area and downstream stations taiwan area；vp(m/s) it is the average speed of pedestrian's walking Degree.
Step S6 calculates the waiting duration t that public transit vehicle stops upstream station taiwan area according to formula (1) and formula (2) respectivelyuWith stop The waiting duration t in platform area downstreamd：
Wherein, [] is the operator that rems；tpStop duration for public transit vehicle at upstream station, digs according to big data Pick, tpValue is 20-65s.
Step S7, it is contemplated that vehicle arrives at the traffic delay t that can be changed bus platformy：
If ty>0, then show public transit vehicle performance in operation, is transferred to step S8；Otherwise, vehicle is run on time, is transferred to step S9；Wherein, the traffic delay t that vehicle arrives at variable bus platform is calculated by formula (3)y：
ty=min { (Tu-Te),(Td-Te)} (3)
Wherein, teAt the time of variable platform area being arrived at for public transit vehicle in running schedule.
Step S8, selection station area few when waiting stops：
If tu>td, then public transit vehicle rest in downstream station area；Otherwise, public transit vehicle rests in upstream station area.
Step S9 selects to stop closest to the station of timetable：
If | tu+ty|≥|td+ty|, then public transit vehicle rests in downstream station area；Otherwise, public transit vehicle rests in upstream Station area.
Step S10 preserves the stop information of vehicle, and information update number adds 1, i.e. n=n+1.The stop information of vehicle Including：It is expected that arrival time Tu(or Td) and the platform area information etc. stopped.
Step S11, the vehicle parking information preserved in issuing steps 10：In a manner of wireless communication, pass through mobile unit Vehicle parking information is issued to vehicle driver, while vehicle parking letter is issued to trip passenger by station platform information display board Breath.

Claims (5)

1. a kind of variable bus platform system of nearly signal lamp intersection, it is characterised in that：It is single including control centre, data acquisition Member, display unit and variable bus platform, wherein location information of the data acquisition unit for acquiring public transit vehicle in real time, and The location information of the public transit vehicle is transferred to control centre, control centre handles collected data, obtains the public affairs The variable bus platform to be stopped of vehicle is handed over, and the result is transferred to display unit.
2. a kind of variable bus platform system of nearly signal lamp intersection according to claim 1, it is characterised in that：Variable public affairs Hand over platform include upstream station taiwan area (1) and downstream stations taiwan area (2), wherein upstream station taiwan area (1) be arranged in intersection upstream, Downstream stations taiwan area (2) is arranged in the downstream of intersection, meanwhile, upstream station taiwan area (1) and downstream stations taiwan area (2) they include electronic station Board, wherein the electronic stop sign information of upstream station taiwan area (1) is consistent with the electronic stop sign information of downstream stations taiwan area (2).
3. a kind of variable bus platform system of nearly signal lamp intersection according to claim 1, it is characterised in that：Data are adopted It includes the vehicle GPS position sensor being arranged on public transit vehicle and vehicular speeds sensor to collect unit, and being respectively used to acquisition should The position data and speed information of public transit vehicle, and by collected data transmission to control centre.
4. a kind of variable bus platform system of nearly signal lamp intersection according to claim 1, it is characterised in that：Display is single Member includes platform display and Vehicular display device, and platform display is arranged in variable bus platform, and Vehicular display device is arranged in public affairs It hands on vehicle, wherein Vehicular display device is for reminding the platform that driver's vehicle should be stopped；Platform display is for carrying The awake platform to be stopped of passenger's vehicle of waiting.
5. a kind of selection method of the variable bus platform based on the nearly signal lamp intersection of claim 1-4 any one of them, It is characterized in that, includes the following steps：
Step S1 prestores intersection information to control centre, and the intersection information includes：Intersection position, signal lamp week Phase length, Effective Green Time duration, green light phase start-up time, the neighboring station position of variable platform, vehicle timetable, intersection upstream Platform zone position and downstream stations taiwan area position；
Step S2 acquires the real-time running data of public transit vehicle by data acquisition unit；
Step S3, based on the intersection information that step S1 is prestored, the travel direction of the public transit vehicle in conjunction with obtained by step S2 and Real-time running data judges that whether close to variable bus platform, step S4 is transferred to if close for the public transit vehicle；Otherwise, it is transferred to Step S2；
Step S4, control centre are arrived at a station prediction using vehicle according to the location information and speed information of collected public transit vehicle Algorithm, it is contemplated that the public transit vehicle arrives at upstream station moment T respectivelyu(hh:mm:Ss), downstream station moment Td(hh:mm:Ss) and T at the time of intersectionI(hh:mm:ss)；
Step S5, it is assumed that the signal control parameter of the intersection to prestore is：The long C of signal lamp cycle, Effective Green Time duration G and green light Phase start-up time T0(hh:mm:Ss), if information update number is n, n initial values are 0：
Wherein, if n=0, it is transferred to step S6；
If n ＞ 0 andThen passenger has time enough to walk between the station of upstream and downstream at this time, is transferred to step S6；
If n ＞ 0 andThen it is transferred to step S11；
Wherein, Tc(hh:mm:Ss) it is current public transport arrival time；D (m) is the length of pedestrian's walking channel, pedestrian's walking channel It refer to the channel that passenger moves between upstream station taiwan area and downstream stations taiwan area；vp(m/s) it is the average speed of pedestrian's walking；
Step S6 calculates the waiting duration t that public transit vehicle stops upstream station taiwan area according to formula (1) and formula (2) respectivelyuUnder stop Swim the waiting duration t in platform aread：
Wherein, [] is the operator that rems；tpStop duration for public transit vehicle at upstream station；
Step S7 calculates the traffic delay t that vehicle arrives at variable bus platform by formula (3)y：
ty=min { (Tu-Te),(Td-Te)} (3)
Wherein, teAt the time of variable platform area being arrived at for public transit vehicle in running schedule；
If ty>0, then show public transit vehicle performance in operation, is transferred to step S8；Otherwise, vehicle is run on time, is transferred to step S9；
Step S8, if tu>td, then public transit vehicle rest in downstream station area；Otherwise, public transit vehicle rests in upstream station area；
Step S9, if | tu+ty|≥|td+ty|, then public transit vehicle rests in downstream station area；Otherwise, public transit vehicle rests in Tourist bus station area；
Step 10, the stop information of vehicle is preserved, and information update number adds 1, i.e. n=n+1；
Step 11, the vehicle parking information preserved in issuing steps 10.
CN201810386705.XA 2018-04-25 2018-04-25 Variable bus stop system near signal lamp intersection and selection method thereof Expired - Fee Related CN108682143B (en)

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