CN106157618A - A kind of urban public transportation lane planning cloth network method - Google Patents

A kind of urban public transportation lane planning cloth network method Download PDF

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CN106157618A
CN106157618A CN201610537486.1A CN201610537486A CN106157618A CN 106157618 A CN106157618 A CN 106157618A CN 201610537486 A CN201610537486 A CN 201610537486A CN 106157618 A CN106157618 A CN 106157618A
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public transportation
transportation lane
road
urban
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CN106157618B (en
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冯树民
孙祥龙
赵琥
胡宝雨
王宪凯
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Harbin Institute of Technology
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Harbin Institute of Technology
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    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/01Detecting movement of traffic to be counted or controlled
    • G08G1/0104Measuring and analyzing of parameters relative to traffic conditions
    • G08G1/0125Traffic data processing

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Abstract

A kind of urban public transportation lane planning cloth network method, belongs to urban public transport field.The present invention is to solve that existing public transportation lane service level is low, the problem affecting bus trip ratio.Determine the city bus volume of the flow of passengers and public transport operation speed, set up urban public transportation lane requirements set, set up public transportation lane supply set, according to being provided with the change of Impedance Function of Urban Streets after initial public transportation lane, urban transportation OD amount Urban traffic demand prediction obtained is redistributed, it is calculated the OD volume of traffic and redistributes the ridership and this section passenger's average travel time that in rear road network, each section unit interval transports, set up bus lane network and connect section set, section in set R is planned to public transportation lane, then public transportation lane through one-tenth net.The inventive method considers public transportation lane terminus can become the factor of bottleneck road, thus improves bus and transport the ability of passenger, increases the captivation of public transport, improves urban traffic blocking.

Description

A kind of urban public transportation lane planning cloth network method
Technical field
The invention belongs to urban public transport field, a kind of urban public transportation lane plans the method arranged net.
Background technology
Along with increasing of China's car quantity, urban highway traffic is crowded increasingly severe, and traffic congestion brings one The traffic problems of series, road traffic accident takes place frequently, increasing environmental pollution.First developing urban public transport is to solve road, city The effective means that road is congested in traffic, bus right of way has preferentially fully demonstrated the theory first developing public transport, and public transport is special The setting in road makes bus enjoy road occupation priority.Therefore, public transportation lane shows for solving Current traffic problem effect Write.China's many big cities are all provided with public transportation lane, practice have shown that, arrange public transportation lane and can be greatly improved public transport and go out Row ratio, but according to current public transportation lane, condition is set, in each city, public transportation lane arranges and is all separately provided, and one As be arranged on mixed running and compare and block up and the bigger section of share of public transportation, mutually disperse between public transportation lane, Not connecting, be formed without public transportation lane network, bus cannot enjoy preferential right of way, in public affairs after sailing out of public transportation lane Hand over special lane and mixed running road junction due on road the number of track-lines of private car wheeled there occurs change, often occur Traffic congestion, bus is low in these bottleneck road travel speeds so that bus whole process average speed reduces, public transportation lane The effect improving bus running speed is inconspicuous.Public transportation lane service level is low, affects bus trip ratio.
Summary of the invention
The present invention is to solve that existing public transportation lane service level is low, the problem affecting bus trip ratio, Jin Erti A kind of urban public transportation lane has been supplied to plan cloth network method.
The present invention solves that above-mentioned technical problem adopts the technical scheme that:
A kind of urban public transportation lane planning cloth network method, it realizes process and is:
Step one: determine the city bus volume of the flow of passengers and public transport operation speed.Predict the outcome according to Urban traffic demand, by city It is online that city's traffic passenger flow OD amount is assigned to urban road, according to urban public transport trip proportion, calculates every road in city On bus passenger flow amount, according to public bus network length and public transport operation time, calculate bus running speed.
Step 2: set up urban public transportation lane requirements set L.According to urban public transportation lane installation warrants, determine city City arranges the volume of traffic necessary to public transportation lane and bus running velocity conditions.Public according to the urban road that step one obtains Hand over the volume of the flow of passengers and bus running speed, bus passenger flow amount and public transport operation speed are met public transportation lane condition is set Road, is counted public transportation lane requirements set L.
Step 3: set up public transportation lane supply set M.Each bar road in city is screened one by one, filters out Roads more than unidirectional 3 tracks and 3 tracks, counts set M.
Step 4: set of computations L and the common factor N of set M, the road in set N is the road that can arrange public transportation lane, Obtain initial public transportation lane.
Step 5: according to being provided with the change of Impedance Function of Urban Streets after initial public transportation lane, urban transportation is needed The urban transportation OD amount asking prediction to obtain is redistributed, and is calculated the OD volume of traffic when redistributing each section unit in rear road network Between transport ridership Q1With this section passenger average travel time T1.And the transport of each section is taken advantage of after calculating and setting public transportation lane Visitor efficiency index E1=T1/Q1
Step 6: set up bus lane network and connect section set R.In city road network, retrieval can be by initial public transport The through connection section into the net of special lane, is counted set R.
Step 7: the section in set R is planned to public transportation lane, then public transportation lane through one-tenth net, according to setting The change of the Impedance Function of road after the through road network of public transportation lane, the urban transportation OD amount that Urban traffic demand prediction is obtained Redistribute, be calculated and redistribute the ridership Q that in rear road network, each section unit interval transports2Average with this section passenger Travel time T2
Step 8: after calculating public transportation lane through one-tenth net, passenger efficiency index E is transported in each section2=T2/Q2
Step 9: compare each section in set R one by one and transport passenger efficiency index E before and after public transportation lane is set1And E2Greatly Little, for after public transportation lane is set transport passenger's efficiency index be unsatisfactory for public transportation lane arrange condition section revert to Mixed running section.Until each section is the most complete in set R, the public transportation lane network planning in this city has been arranged net.
Step 2 is set up public transportation lane requirements set L method particularly includes:
1) predict according to urban transportation historical data and Urban traffic demand, calculate bus fortune on all roads in this city Line speed
With road bus flow.
2) each bar road in city is screened one by one, take 40 people by each bus and calculate, filter out section Unidirectional
Average bus passenger flow volume reach 6000 person-times/peak hour, the unidirectional average bus flow of section more than 50/ H or high
The peak hour section unidirectional bus flow section more than 150/h.
3) set up set L, the road filtered out is added in set L.
Section passenger average travel time T in step 51Computational methods be:
T 1 = Σ i = 1 n t i q i Σ i = 1 n q i
Wherein tiTake the time used by i-th kind of mode of transportation;
qiTake the ridership of i-th kind of mode of transportation;
This road section traffic volume mode kind number of n.
The method setting up bus lane network connection section set R in step 6 is:
1). select the broken end node in initial public transportation lane, the broken end node i in initial public transportation lane is compiled Number (i=1,2 ..., m).
2). start from node i=1 to check.
3). the section crossing node i is numbered Lij(j=1,2 ..., q).
4). from the beginning of j=1.
5). judge section LijWhether intersect at another node with initial public transportation lane, if so, select LijFor link road Section, is counted set R, if it is not, perform next step.
6). to section LijThe section intersected is numbered Lijk(k=1,2 ..., p).
7). from the beginning of k=1.
8). judge section LijkWhether intersect at a node with initial public transportation lane, if so, select LijAnd LijkFor connecting Section, counts set R.If it is not, perform next step.
9). judging whether k=p sets up, if setting up, performing next step, if it is not, k=k+1, return step 8).
10). judging whether j=n sets up, if setting up, performing next step, if it is not, j=j+1, return step 5).
11). judging whether i=m sets up, if setting up, terminating, if it is not, i=i+1, return step 3).
The method that section in set R is planned in step 7 public transportation lane is:
1) if. this through section belongs to set M, owing to the section in set M is all the section in 3 or more than 3 tracks, Then have ready conditions and open up single track to serve public transit vehicle in this section, and remaining track can meet other vehicle pass-through bars Part, selects a wherein track to be set to public transportation lane.
2) if. this through section be not belonging to gather M, it is judged that its number of track-lines, for unidirectional 2 tracks, if it is special to arrange public transport Road, other vehicles cannot be overtaken other vehicles, but if < 500m, then can arrange public transportation lane to this road section length, and other vehicles are on this road Section does not allows to overtake other vehicles, and is equivalent to unidirectional 1 lane segment.For unidirectional 1 track, arranging Bus road, other vehicles are forbidden leading to OK.
Step 9 transports passenger's efficiency index according to road before and after each section arranges public transportation lane in set R public affairs are set The method of friendship special lane is:
1) road before and after each section alternative plans public transportation lane in set R is transported passenger efficiency index E1 And E2
2) for 3 and the road of more than 3, if road transports passenger efficiency index E2<0.8E1, then this section is retained For connecting section, otherwise cancelling the public transportation lane in this section, retaining this section is mixed running road.
3) for the section in unidirectional 2 tracks, if road transports passenger efficiency index E2<0.9E1, then this section is retained For connecting section, otherwise cancelling the public transportation lane in this section, retaining this section is mixed running road.
4) for the section in unidirectional 1 track, if road transports passenger efficiency index E2<E1, then this section is retained for even Connecing section, otherwise cancel the public transportation lane in this section, retaining this section is mixed running road.
The invention has the beneficial effects as follows:
The present invention proposes can be connected by public transportation lane at some and is also provided with public transportation lane on section into the net and makes It forms through road network, the i.e. present invention and makes public transportation lane through one-tenth net.Traditional public transportation lane planing method is only according to road Travel permit part and public transport amount conditional plan public transportation lane, the public transportation lane of formation is the most all the most independent, public transport The terminus of special lane often becomes bottleneck road, causes traffic jam, affects the overall operation speed of bus.The present invention The public transportation lane network plan method proposed considers public transportation lane terminus can become the factor of bottleneck road, proposes even Connecing public transportation lane terminus, planning forms the method for public transportation lane network, and public transportation lane will improve public affairs after forming network Hand over the speed of service of car, thus improve bus and transport the ability of passenger, increase the captivation of public transport, improve urban transportation Block up.
Accompanying drawing explanation
Fig. 1 is the principle schematic of the present invention, and Fig. 1 is the flow chart of the present invention, and Fig. 2 is that the present invention searches for public transportation lane Connecting the particular flow sheet in section, the initial public transportation lane in Tu3Wei Mou city planning schematic diagram, Tu4Wei Mou city public transportation lane adds Entering to connect the schematic diagram behind section, Tu5Wei Mou city public transportation lane plans result figure of arranging net.
Detailed description of the invention
Below in conjunction with Figure of description and embodiment, the present invention is described in further detail.Described in present embodiment one Planting urban public transportation lane and plan the method arranged net, described method specifically performs according to following steps:
First 1 as it is shown in figure 1, predict the outcome according to Urban traffic demand, and urban transportation passenger flow OD amount is assigned to city On road network.Further according to urban public transport trip proportion, public bus network length and public transport operation time, calculate in city every Bus passenger flow amount on road and the speed of service of bus.
2, according to urban public transportation lane installation warrants, determine that city arranges the volume of traffic necessary to public transportation lane and public affairs Hand over car speed of service condition.According to the urban road bus passenger flow amount obtained in step 1 and bus running speed, for public transport The volume of the flow of passengers and public transport operation speed meet the road arranging public transportation lane condition, are counted public transportation lane requirements set L.
Whether this step meets according to bus passenger flow amount and public transport operation speed public transportation lane condition foundation public affairs are set Hand over special lane requirements set L method particularly includes:
1). predict according to urban transportation historical data and Urban traffic demand, calculate bus on all roads in this city The speed of service and road bus flow.
2). bar road each in city is screened one by one, takes 40 people by each bus and calculate, filter out section single 6000 person-times/peak hour, the unidirectional average bus flow of section is reached more than 50/h or peak to average bus passenger flow amount Hour section unidirectional bus flow section more than 150/h.
3). set up set L, the road filtered out is added in set L.
3, public transportation lane supply set M is set up.Each bar road in city is screened one by one, filters out unidirectional 3 Road more than track and 3 tracks, counts set M.
4, set of computations L and the common factor N of set M, the road in set N is the road that can arrange public transportation lane, obtains Initial public transportation lane.
5, the change of Impedance Function of Urban Streets after basis is provided with initial public transportation lane, predicts Urban traffic demand The urban transportation OD amount obtained is redistributed, and is calculated the OD volume of traffic and redistributes each section unit interval transport in rear road network Ridership Q1With this section passenger average travel time T1.And passenger's efficiency is transported in each section after calculating and setting public transportation lane Index E1=T1/Q1
Section passenger average travel time T in this step1Computational methods be:
T 1 = &Sigma; i = 1 n t i q i &Sigma; i = 1 n q i
Wherein tiTake the time used by i-th kind of mode of transportation;
qiTake the ridership of i-th kind of mode of transportation;
This road section traffic volume mode kind number of n.
6, set up bus lane network and connect section set R.In city road network, retrieval can be by special for initial public transport Through connection section into the net, road, is counted set R.Method particularly includes:
1). select the broken end node in initial public transportation lane, the broken end node i in initial public transportation lane is compiled Number (i=1,2 ..., m).
2). start from node i=1 to check.
3). the section crossing node i is numbered Lij(j=1,2 ..., q).
4). from the beginning of j=1.
5). judge section LijWhether intersect at another node with initial public transportation lane, if so, select LijFor link road Section, is counted set R, if it is not, perform next step.
6). to section LijThe section intersected is numbered Lijk(k=1,2 ..., p).
7). from the beginning of k=1.
8). judge section LijkWhether intersect at a node with initial public transportation lane, if so, select LijAnd LijkFor connecting Section, counts set R.If it is not, perform next step.
9). judging whether k=p sets up, if setting up, performing next step, if it is not, k=k+1, repeat step 8).
10). judging whether j=n sets up, if setting up, performing next step, if it is not, j=j+1, repeat step 5) 9).
11). judging whether i=m sets up, if setting up, terminating, if it is not, i=i+1, repeat step 3) 10).
7, the section in set R is planned to public transportation lane, then public transportation lane through one-tenth net, special according to arranging public transport With the change of the Impedance Function of road after the through road network in road, urban transportation OD amount Urban traffic demand prediction obtained is divided again Join, be calculated and redistribute the ridership Q that in rear road network, each section unit interval transports2During with this section passenger's average travel Between T2
In this step, need to judge according to road conditions before the section in set R is planned to public transportation lane, tool The method of body is:
1) if. this through section belongs to set M, owing to the section in set M is all the section in 3 or more than 3 tracks, Then have ready conditions and open up single track to serve public transit vehicle in this section, and remaining track can meet other vehicle pass-through bars Part, selects a wherein track to be set to public transportation lane.
2) if. this through section be not belonging to gather M, it is judged that its number of track-lines, for unidirectional 2 tracks, if it is special to arrange public transport Road, other vehicles cannot be overtaken other vehicles, but if < 500m, then can arrange public transportation lane to this road section length, and other vehicles are on this road Section does not allows to overtake other vehicles, and is equivalent to unidirectional 1 lane segment.For unidirectional 1 track, arranging Bus road, other vehicles are forbidden leading to OK.
8, after calculating public transportation lane through one-tenth net, passenger efficiency index E is transported in each section2=T2/Q2
9, compare each section in set R one by one and transport passenger efficiency index E before and after public transportation lane is set1And E2Size is right After public transportation lane is set transport passenger's efficiency index be unsatisfactory for public transportation lane arrange condition section revert to mixing Running section.Until each section is the most complete in set R, the public transportation lane network planning in this city has been arranged net.
This step carries out judging this road according to the change arranging section before and after public transportation lane and transporting passenger's efficiency index Section is the need of reverting to mixed running road method particularly includes:
1). the road before and after each section alternative plans public transportation lane in set R is transported passenger's efficiency index E1And E2
2). for 3 and the road of more than 3, if road transports passenger efficiency index E2<0.8E1, then this road is retained Section, for connecting section, otherwise cancels the public transportation lane in this section, and retaining this section is mixed running road.
3). for the section in unidirectional 2 tracks, if road transports passenger efficiency index E2<0.9E1, then this section is retained For connecting section, otherwise cancelling the public transportation lane in this section, retaining this section is mixed running road.
4). for the section in unidirectional 1 track, if road transports passenger efficiency index E2<E1, then retaining this section is Connecting section, otherwise cancel the public transportation lane in this section, retaining this section is mixed running road.
Embodiment
Choose certain city to analyze as an example, in order to verify and to evaluate the inventive method.The whole city is existing public bus network 141 Bar, total line length 2854km.This city's bus passenger flow amount is the highest, according to whole city's resident trip traffic study, wherein The road section peak hour volume of the flow of passengers of more than 40% is more than 6000 people.Road conditions is good, most transit corridor car Number of channels is all more than unidirectional 3 tracks.
City existing road situation according to this city and bus trip OD amount, choose peak hour bus passenger flow amount in city Road composition set L more than 6000 person-times, chooses the number of track-lines road composition set M more than or equal to 3, set of computations L With the common factor N of set M, it is initial public transportation lane by the roading in set N, obtains initial public transportation lane such as Fig. 3 institute Showing, separate between each bar public transportation lane in figure, the terminus at every public transportation lane all can form bottleneck road, makes Becoming traffic congestion, bus travel speed is low, and it is low, in order to eliminate public transport operation bottleneck that bus travels omnidistance average operating time Section, plans through one-tenth net by initial public transportation lane.After arranging public transportation lane, Impedance Function of Urban Streets there occurs change, According to the change of Road damping function now, urban transportation OD amount Urban traffic demand prediction obtained is redistributed, meter Calculation obtains the OD volume of traffic and redistributes the ridership Q that in rear road network, each section unit interval transports1Average out with this section passenger Row time T1.And passenger's efficiency index is transported in each section after calculating and setting public transportation lane.
Select public transportation lane to connect through section on the basis of initial public transportation lane, selection is obtained Section be set to public transportation lane, obtain public transportation lane programme as shown in Figure 4.
On the public transportation lane now obtained, each section transport passenger's efficiency index changes, according to transporting passenger's efficiency The change of index, detection public transportation lane connection section is the need of reverting to mixed running section one by one, obtains public transport special The final planned road network in road, end product is as shown in Figure 5.

Claims (6)

1. a urban public transportation lane planning cloth network method, is characterized in that: the process that realizes of described method is:
Step one: determine the city bus volume of the flow of passengers and public transport operation speed: predict the outcome according to Urban traffic demand, hands over city It is online that logical passenger flow OD amount is assigned to urban road, according to urban public transport trip proportion, in calculating city on every road Bus passenger flow amount, according to public bus network length and public transport operation time, calculates bus running speed;
Step 2: set up urban public transportation lane requirements set L: according to urban public transportation lane installation warrants, determine that city sets Put the volume of traffic necessary to public transportation lane and bus running velocity conditions;The urban road public transport visitor obtained according to step one Flow and bus running speed, meet the road arranging public transportation lane condition for bus passenger flow amount and public transport operation speed Road, is counted public transportation lane requirements set L;
Step 3: set up public transportation lane supply set M: each bar road in city is screened one by one, filters out unidirectional 3 Road more than track and 3 tracks, counts set M;
Step 4: set of computations L and the common factor N of set M, the road in set N is the road that can arrange public transportation lane, obtains Initial public transportation lane;
Step 5: according to being provided with the change of Impedance Function of Urban Streets after initial public transportation lane, Urban traffic demand is pre- The urban transportation OD amount recorded is redistributed, and is calculated the OD volume of traffic and redistributes each section unit interval fortune in rear road network The ridership Q sent1With this section passenger average travel time T1;And passenger's effect is transported in each section after calculating and setting public transportation lane Rate index E1=T1/Q1
Step 6: set up bus lane network and connect section set R: retrieval can be by special for initial public transport in city road network Through connection section into the net, road, is counted set R;
Step 7: the section in set R is planned to public transportation lane, then public transportation lane through one-tenth net, according to arranging public transport The change of the Impedance Function of road after the through road network of special lane, measures urban transportation OD that Urban traffic demand prediction obtains again Distribution, is calculated and redistributes the ridership Q that in rear road network, each section unit interval transports2With this section passenger's average travel Time T2
Step 8: after calculating public transportation lane through one-tenth net, passenger efficiency index E is transported in each section2=T2/Q2
Step 9: compare each section in set R one by one and transport passenger efficiency index E before and after public transportation lane is set1And E2Size, For after public transportation lane is set transport passenger's efficiency index be unsatisfactory for public transportation lane arrange condition section revert to mix Close running section;Until each section is the most complete in set R, the public transportation lane network planning in this city has been arranged net.
A kind of urban public transportation lane planning cloth network method the most according to claim 1, it is characterised in that build in step 2 Vertical public transportation lane requirements set L method particularly includes:
1) predict according to urban transportation historical data and Urban traffic demand, calculate bus running speed on all roads in this city Degree and road bus flow;
2) each bar road in city is screened one by one, take 40 people by each bus and calculate, filter out section unidirectional Average bus passenger flow volume reaches 6000 person-times/peak hour, the unidirectional average bus flow of section more than 50/h or peak Hour section unidirectional bus flow section more than 150/h;
3) set up set L, the road filtered out is added in set L.
A kind of urban public transportation lane planning cloth network method the most according to claim 1 and 2, it is characterised in that in step 5 Section passenger average travel time T1Computational methods be:
T 1 = &Sigma; i = 1 n t i q i &Sigma; i = 1 n q i
Wherein tiTake the time used by i-th kind of mode of transportation;
qiTake the ridership of i-th kind of mode of transportation;
This road section traffic volume mode kind number of n.
A kind of urban public transportation lane planning cloth network method the most according to claim 3, it is characterised in that build in step 6 Vertical bus lane network connects the method for section set R:
1). select the broken end node in initial public transportation lane, the broken end node i in initial public transportation lane is numbered (i =1,2 ..., m);
2). start from node i=1 to check;
3). the section crossing node i is numbered Lij, j=1,2 ..., q;
4). from the beginning of j=1;
5). judge section LijWhether intersect at another node with initial public transportation lane, if so, select LijFor connecting section, will It counts set R, if it is not, perform next step;
6). to section LijThe section intersected is numbered Lijk, k=1,2 ..., p;
7). from the beginning of k=1;
8). judge section LijkWhether intersect at a node with initial public transportation lane, if so, select LijAnd LijkFor link road Section, counts set R;If it is not, perform next step;
9). judging whether k=p sets up, if setting up, performing next step, if it is not, k=k+1, return step 8);
10). judging whether j=n sets up, if setting up, performing next step, if it is not, j=j+1, return step 5);
11). judging whether i=m sets up, if setting up, terminating, if it is not, i=i+1, return step 3).
5. plan cloth network method according to a kind of urban public transportation lane described in claim 1 or 4, it is characterised in that in step 7 By the method that the section in set R is planned to public transportation lane it is:
1) if. this through section belongs to set M, owing to the section in set M is all the section in 3 or more than 3 tracks, then should Having ready conditions and open up single track to serve public transit vehicle in section, remaining track can meet other vehicle pass-through conditions, A wherein track is selected to be set to public transportation lane;
2) if. this through section be not belonging to gather M, it is judged that its number of track-lines, for unidirectional 2 tracks, if arranging public transportation lane, its If he cannot overtake other vehicles by vehicle, but this road section length < 500m, then can arrange public transportation lane, and other vehicles are in this section not Allow to overtake other vehicles, be equivalent to unidirectional 1 lane segment;For unidirectional 1 track, arranging Bus road, no through traffic for other vehicles.
A kind of urban public transportation lane planning cloth network method the most according to claim 5, it is characterised in that root in step 9 Arranging the method for public transportation lane according to road transport passenger's efficiency index before and after each section arranges public transportation lane in set R is:
1) road before and after each section alternative plans public transportation lane in set R is transported passenger efficiency index E1And E2
2) for 3 and the road of more than 3, if road transports passenger efficiency index E2< 0.8E1, then retaining this section is Connecting section, otherwise cancel the public transportation lane in this section, retaining this section is mixed running road;
3) for the section in unidirectional 2 tracks, if road transports passenger efficiency index E2< 0.9E1, then this section is retained for even Connecing section, otherwise cancel the public transportation lane in this section, retaining this section is mixed running road;
4) for the section in unidirectional 1 track, if road transports passenger efficiency index E2< E1, then this section is retained for connecting Section, otherwise cancels the public transportation lane in this section, and retaining this section is mixed running road.
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CN107657377A (en) * 2017-09-26 2018-02-02 大连理工大学 A kind of public transportation lane policy evaluation method returned based on breakpoint
CN108681788A (en) * 2018-04-27 2018-10-19 东南大学 A kind of city discrete network design problem method based on active safety
CN109345040A (en) * 2018-11-14 2019-02-15 阿里巴巴集团控股有限公司 The determination method and device of public transport through street
CN111161536A (en) * 2019-12-25 2020-05-15 南京行者易智能交通科技有限公司 Time interval and road section selection method, device and system for bus lane
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