CN102622876A - Method for optimal design and dynamic operation management of special gates of passenger cars and trucks at harbor entrances and harbor exits - Google Patents
Method for optimal design and dynamic operation management of special gates of passenger cars and trucks at harbor entrances and harbor exits Download PDFInfo
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Abstract
The invention belongs to the field of design and management of traffic safety. To reduce and eliminate mutual influences between passenger car flows and truck flows and improve traffic efficiency and safety, aiming at the mixed gate for passenger cars and trucks, the invention provides a method for optimal design and dynamic operation management of special gates of dynamic passenger cars and trucks. According to the technical scheme adopted by the invention, the method for the optimal design and dynamic operation management of the special gates of the passenger cars and the trucks at harbor entrances and harbor exits comprises the following steps of: (1) optimally setting the gates based on the number of upstream lanes; (2) determining a closing threshold value of the special gates of the passenger cars and trucks and the specific positions of the special gates by using a traffic simulation method; (3) according to the abovementioned threshold value and aiming at the gates with better stability in traffic volume as well as the proportion of the passenger cars to the trucks and remarkable characteristics of daily variation or hourly variation, adopting a static management method based on historical data or adopting a dynamic management method. The method for the optimal design and dynamic operation management of the special gates of the passenger cars and the trucks at the harbor entrances and harbor exits is mainly applied to the design and management of traffic safety.
Description
Technical field
The invention belongs to traffic safety design and management domain, specifically, relate to passenger-cargo special-purpose sluice gate optimal design in harbor district gateway and dynamic operation management method.
Background technology
Along with China's sustainable development of economy, harbour scale and cargo handling capacity constantly enlarge, and the freight traffic amount that accesses to the ports also increases day by day.Sluice gate is the throat of harbor district inland transport traffic, and the quality of sluice gate traffic circulation situation directly affects the operational efficiency of harbor district gateway traffic, and then influences the shipping time of whole harbour goods.Owing to reasons such as the difference of vehicle performance and overload, compared car the start-up time of truck (being that vehicle reaches the time that normal speed is gone and spent from stationary state) general long 510 seconds.The car that difference on this start-up time often causes coming the truck back loses seriously start-up time, thereby forms " the startup bottleneck " of sluice gate traffic flow.Therefore, under certain condition, sluice gate adopts the design of passenger-cargo mixed row and the decline that mode of management can be brought the sluice gate traffic efficiency.
Based on this consideration, China part harbour adopts the form of special-purpose sluice gate of truck or the special-purpose sluice gate of car to separate passenger-cargo vehicle at present, improves the traffic efficiency of sluice gate.Yet the optimal design of passenger-cargo special-purpose sluice gate and management method lack, and often lean on the sluice gate in the rightmost side or the leftmost side to be set to special-purpose sluice gate in practice simply, and do not consider the rule that the different car types in the sluice gate upper reaches arrive.For example, the PORT OF TIANJIN sluice gate of part sluice gate in the leftmost side is provided with the container truck designated lane, forbids that car is current.Container truck has the characteristics of acceleration difference and vehicle body long (about 16 meters), and with respect to car, changing Lane is difficulty relatively.If be arranged on the leftmost side to the special-purpose sluice gate of container; Tend to cause container truck to need conversion could arrive the target sluice gate in the track many times from the right-hand lane or the middle lane at the sluice gate upper reaches get into; The driving behavior meeting of this changing Lane forms a large amount of interweaving at the sluice gate upper reaches, produces huge traffic safety hidden danger.
Summary of the invention
The present invention is intended to solve the deficiency that overcomes prior art; The present invention is considering the otherness of passenger-cargo vehicle in the startup and the dissipation behavior of harbor district gateway; In order to reduce and to eliminate influencing each other between passenger-cargo wagon flow; Improve traffic efficiency and safety, to passenger-cargo mixed capable sluice gate, a kind of dynamic passenger-cargo special-purpose sluice gate optimal design and the dynamic operation management method of proposition.The technical scheme that the present invention adopts is that passenger-cargo special-purpose sluice gate optimal design in harbor district gateway and dynamic operation management method comprise the steps:
1) the sluice gate optimization based on track, upper reaches quantity is provided with: respectively to the situation in the sluice gate upper reaches 3,4 and 5 tracks, adopt the form of outermost track while broadening to design sluice gate;
2) adopt the method for traffic simulation to confirm to launch the pass threshold values of passenger-cargo special-purpose sluice gate and the particular location of special-purpose sluice gate: based on track, upper reaches quantity; Consider that different flow becomes combination condition with traffic group; With these combination condition input Traffic Flow Simulation Models and safety analysis software; Estimate the traffic efficiency and safety performance of the various sluice gate plans of establishment, finally confirm to launch passenger-cargo special use
Minimum, the big threshold values Q of the magnitude of traffic flow of sluice gate
Min, Q
MaxAnd minimum, the big threshold values P of lorry ratio
Min, P
MaxAccording to aforementioned threshold values; More stable to the volume of traffic and passenger-cargo carriage ratio; Diurnal variation or the time variation characteristic significant sluice gate, adopt static management method, or adopt dynamic management approach: the volume of traffic and traffic composition in each track, the sluice gate upper reaches that obtains through real-time detection based on historical data; Judge whether the pairing sluice gate in track, the upper reaches reaches the threshold values that adopts passenger-cargo separation, as not reaching the mode that threshold values then continues to keep passenger-cargo mixed row; If reach threshold values, then launch the special-purpose sluice gate form of passenger vehicle or lorry.
The dynamic management approach step further is refined as:
A) track flow Q of last one-period
mForm lorry accounting P with traffic
mDetection: lay the twin coil detecting device at the sluice gate upper reaches; Change of frequency, loop length and vehicle according to two coil oscillatory circuits are estimated the vehicle commander and the speed of a motor vehicle through the duration of coil; Thereby, finally obtain the flow value of each track in cycle length to differentiating through vehicle
Form the lorry accounting with traffic
Computing formula is following:
v＝L/(t
2-t
1) (1)
L
v＝v*T
1-L
1 (2)
V is the speed of a motor vehicle in the formula, L
vBe the vehicle commander, L is a spacing distance between two coils, t
1, t
2Be respectively vehicle and get into moment of first and second coil, T
1Be the time of vehicle through some coils (for example first coil), L
1Length for first coil;
B) according to the magnitude of traffic flow and the lorry ratio in each track of last one-period; Calculate x in the magnitude of traffic flow
and lorry ratio
formula in adjacent two tracks, y is the adjacent vehicle Taoist monastic name;
C) according to
formed in the upper reaches, adjacent two track of the last one-period volume of traffic
and traffic to following one-period sluice gate carry out dynamic management: if last one-period
and
do not reach threshold value, then this downstream, adjacent two track sluice gate adopts passenger-cargo mixed row following one-period; If last one-period
and
goes to threshold values; Then this downstream, adjacent two track sluice gate is provided with independently the special-purpose sluice gate of passenger-cargo carriage respectively following one-period; And, lorry and passenger vehicle are taken their own roads through the LED equipment demonstration sluice gate function above variable sluice gate road, roadside, sluice gate upper reaches caution sign and the sluice gate.
According to
formed in the upper reaches, adjacent two track of the last one-period volume of traffic
and traffic to following one-period sluice gate carry out dynamic management and be specially:
and
of last one-period all reach threshold values; 1, No. 3 sluice gates will be provided with the independently special-purpose sluice gate of lorry following one-period; No. 2 sluice gate is provided with independently Bus Special sluice gate; And, lorry and passenger vehicle are taken their own roads through the LED equipment demonstration sluice gate function above variable sluice gate road, roadside, sluice gate upper reaches caution sign and the sluice gate;
In each cycle, repeat above step.
Technical characterstic of the present invention and effect:
The method of raising TDI type cmos image sensor dynamic range involved in the present invention has made full use of the working method of TDI, introduces complicated control circuit, only dot structure has been done the differentiation processing, realizes simple.
Description of drawings
1) Fig. 1 is the concrete sluice gate design form synoptic diagram under the 3 track situation of the sluice gate upper reaches.
2) Fig. 2 is the concrete sluice gate design form synoptic diagram under the 4 track situation of the sluice gate upper reaches.
3) Fig. 3 is the concrete sluice gate design form synoptic diagram under the 5 track situation of the sluice gate upper reaches.
4) Fig. 4 dynamically arranges passenger-cargo special-purpose sluice gate process flow diagram for 4 tracks, the sluice gate upper reaches.
5) Fig. 5 is the upper reaches vehicle detection synoptic diagram based on twin coil.
Embodiment
Passenger-cargo special-purpose sluice gate optimal design in harbor district gateway and dynamic operation administrative skill just are being based on such background; Introduce the theory of urban road changeable driveway; Form historical data and detect data in real time according to sluice gate upper reaches vehicle flowrate and traffic; To improve that traffic efficiency ensures traffic safety simultaneously is target, and the arrangement form of harbor district sluice gate is optimized design and dynamic management.
The present invention is launching under the situation of passenger-cargo special-purpose sluice gate, follows lane change behavior that as far as possible reduces large car and the principle of opening the unitrain sluice gate nearby.The present invention specifically comprises the content of following three aspects:
3) the sluice gate optimization based on track, upper reaches quantity is provided with: respectively to the situation in the sluice gate upper reaches 3,4 and 5 tracks, confirm the alternate location of quantity, arrangement form and passenger-cargo special-purpose sluice gate of sluice gate.The form of while broadening designed sluice gate about the present invention advised adopting, and with the number of times of kerb lane changing Lane in reducing, improved traffic safety.Concrete sluice gate design form under three kinds of situation is like Fig. 1,2, shown in 3.Like Fig. 1; Generally each sluice gate all adopts the mode of passenger-cargo operation; After the magnitude of traffic flow and lorry ratio reach threshold values, then reinstate the sluice gate arrangement form shown in Fig. 1, form according to the flow and the vehicle in each track, the upper reaches; 2nd, No. 4 sluice gates can be reinstated or reinstate separately simultaneously, adopt two kinds of forms of passenger-cargo mixed row or Bus Special; 1st, 3, No. 5 sluice gates can simultaneously or be reinstated separately, adopt the special-purpose two kinds of forms of passenger-cargo mixed row or lorry.
Like Fig. 2; Generally each sluice gate all adopts the mode of passenger-cargo operation; After the magnitude of traffic flow and lorry ratio reach threshold values, then reinstate the sluice gate arrangement form shown in Fig. 2, form according to the flow and the vehicle in each track, the upper reaches; 2nd, No. 5 sluice gates can be reinstated or reinstate separately simultaneously, adopt two kinds of forms of passenger-cargo mixed row or Bus Special; 1st, 3,4, No. 6 sluice gates can simultaneously or be reinstated separately, adopt the special-purpose two kinds of forms of passenger-cargo mixed row or lorry.Like Fig. 3; Generally each sluice gate all adopts the mode of passenger-cargo operation; After the magnitude of traffic flow and lorry ratio reach threshold values, then reinstate the sluice gate arrangement form shown in Fig. 3, form according to the flow and the vehicle in each track, the upper reaches; 1st, 3,5, No. 7 sluice gates can be reinstated or reinstate separately simultaneously, adopt two kinds of forms of passenger-cargo mixed row or Bus Special; 2nd, 4, No. 6 sluice gates can simultaneously or be reinstated separately, adopt the special-purpose two kinds of forms of passenger-cargo mixed row or lorry.
4) to above three kinds of common situation; Adopt the method for traffic simulation to confirm to launch the pass threshold values of passenger-cargo special-purpose sluice gate and the particular location of special-purpose sluice gate: based on track, upper reaches quantity; Consider that different flow becomes combination condition with traffic group; With these combination condition input Traffic Flow Simulation Models and safety analysis software, estimate the traffic efficiency and safety performance of the various sluice gate plans of establishment, finally confirm to launch the magnitude of traffic flow threshold values (Q of passenger-cargo special-purpose sluice gate
Min, Q
Max) and lorry ratio threshold values (P
Min, P
Max);
According to crucial threshold values, more stable to the volume of traffic and passenger-cargo carriage ratio, diurnal variation or the time variation characteristic significant sluice gate, adopt static management method based on historical data; This static management method can be set the function of each sluice gate of the characteristic moon, day and period in advance according to historical traffic flow variation characteristic, is similar to regularly segmentation traffic signal control method for a long time.To the volume of traffic and passenger-cargo ratio day, the significant sluice gate of time varying characteristic; The volume of traffic in each track, the sluice gate upper reaches that obtains through real-time detection and traffic are formed; According to certain algorithm and control flow; Before each control cycle (advising 5 minutes) is opened, judge whether the pairing sluice gate in track, the upper reaches reaches the threshold values that adopts passenger-cargo separation, as not reaching the mode that threshold values then continues to keep passenger-cargo mixed row; If reach threshold values, then launch the special-purpose sluice gate form of passenger vehicle or lorry.In the process of conversion sluice gate attribute, can also whether go on the sluice gate of regulation through video or artificial cognition lorry and passenger vehicle, the measure that regulates the traffic rigidly guarantees the current safety of variable sluice gate.
The practical implementation step based on the kinetic controlling equation method of measured data of the present invention exploitation is following:
D) track flow Q of last one-period
mForm lorry accounting P with traffic
mDetection: lay the twin coil detecting device at the sluice gate upper reaches; Change of frequency, loop length and vehicle according to two coil oscillatory circuits are estimated the vehicle commander and the speed of a motor vehicle through the duration of coil; Thereby, finally obtain the flow value of each track in cycle length to differentiating through vehicle
The lorry accounting is formed in the sun traffic
The computing method of vehicle commander and the speed of a motor vehicle that detect data based on twin coil are as shown in Figure 5, and computing formula is following:
V=L/ (t
2-t
1) formula (1)
L
v=v*T
1-L
1Formula (2)
V is the speed of a motor vehicle in the formula, L
vBe the vehicle commander, L is a spacing distance between two coils, t
1, t
2Be respectively vehicle and get into moment of first and second coil, T
1Be the time of vehicle through some coils (for example first coil), L
1Length for first coil.
E), calculate the magnitude of traffic flow
and the lorry ratio
in adjacent two tracks according to the magnitude of traffic flow and the lorry ratio in each track of last one-period
F) according to
formed in the upper reaches, adjacent two track of the last one-period volume of traffic
and traffic to following one-period sluice gate carry out dynamic management: if last one-period
and
do not reach threshold value, then this downstream, adjacent two track sluice gate adopts passenger-cargo mixed row following one-period; If last one-period
and
reaches threshold values; Then this downstream, adjacent two track sluice gate is according to Fig. 1 following one-period; The independently special-purpose sluice gate of passenger-cargo carriage is set respectively shown in 2 and 3; And, lorry and passenger vehicle are taken their own roads through the LED equipment demonstration sluice gate function above variable sluice gate road, roadside, sluice gate upper reaches caution sign and the sluice gate.
In each cycle, repeat above step.
More than be the general control flow that the present invention proposes, embody the thinking and the main contents of passenger-cargo special-purpose sluice gate dynamic management approach.Confirm and the control flow of concrete crucial threshold values need be looked sluice gate upper reaches track quantity and sluice gate form being set and decide, and these contents will partly describe in detail in embodiment.
Elaborate in the face of embodiments of the invention down: present embodiment provided detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment being to implement under the prerequisite with technical scheme of the present invention.
The inventive method is used for the sluice gate of gateway, harbour, city, somewhere, and this track, upper reaches, harbour is 4 tracks, and it is 6 sluice gates that the gateway is widened, and in traffic simulation software, carries out modeling.The sluice gate upper reaches volume of traffic is set to 1000veh/h, 1200veh/h and 1500veh/h respectively, and vehicle is formed the lorry accounting respectively since 20%, and the amplitude by 10% is incremented to 80%, and the evaluating data that emulation obtains is as shown in table 1.
Table 1 is launched the delay and safe simulation result contrast before and after passenger-cargo special-purpose sluice gate
Wherein, flow reaches 1500veh/h in the gateway, and a large amount of congestion situations appear in model, so in table 1, throw aside this series data; Getting magnitude of traffic flow threshold value is 1000 to 1400veh/h, and 2 Bus Special sluice gates are set, under the situation of 4 special-purpose sluice gates of lorry; During the truck large percentage, the sluice gate traffic efficiency is higher, and wherein ratio is that about 60% delays are minimum; When the lorry ratio reaches 50%, the delay value with passenger-cargo mix under the current situation approaching, less than 40% o'clock; The sluice gate traffic efficiency sharply descends, and delay value extremely speed rises, much smaller than sluice gate traffic efficiency under passenger-cargo mixed market shape; And in the lorry ratio greater than 70% o'clock, because of the lorry that accounts for the overwhelming majority all crowds at the special-purpose sluice gates of 4 lorries, its delay also will increase.Simultaneously; When the lorry ratio is 60% left and right sides; Passenger-cargo special-purpose sluice gate section traffic conflict number is set is 12 times among the 1000veh/h and be less than 13 times of passenger-cargo mixed row; It is 22 53 times far fewer than passenger-cargo mixed row that passenger-cargo special-purpose sluice gate section traffic conflict number is set among the 1200veh/h, has realized the optimization significantly of safety evaluation.
Comprehensive above analysis can obtain: expand under the facility condition of 6 sluice gates the magnitude of traffic flow threshold value (Q of the special-purpose sluice gate of passenger-cargo carriage in 4 tracks, the upper reaches
Min, Q
Max) be that (1000veh/h, 1400veh/h), lorry accounting (P is formed in traffic
Min, P
Max) be (50%, 70%).At this moment, passenger-cargo special-purpose sluice gate method optimum is set.
After obtaining above information, in traffic simulation software, dynamically to control according to the flow implementation shown in the control of dynamic lorry entrance driveway, step is following:
1) upper reaches of last one-period 4 tracks flow Q
mForm lorry accounting P with traffic
mDetection: lay the twin coil detecting device at the sluice gate upper reaches; Change of frequency, loop length and vehicle according to two coil oscillatory circuits are estimated the vehicle commander and the speed of a motor vehicle through the duration of coil; Thereby, finally obtain the flow value of each track in cycle length to differentiating through vehicle
Form the lorry accounting with traffic
2), calculate the magnitude of traffic flow
and the lorry ratio
in adjacent two tracks according to the magnitude of traffic flow and the lorry ratio in each track of last one-period
3) according to
formed in the upper reaches, adjacent two track of the last one-period volume of traffic
and traffic to following one-period sluice gate carry out dynamic management: if one of last one-period
and
or all do not reach threshold value, then this downstream, adjacent two track sluice gate adopts passenger-cargo mixed row following one-period; Reached threshold values if last one-period
and
is even, then:
The even threshold values that reaches of
of last one-period and
; As shown in Figure 2; 1, No. 3 sluice gates will be provided with the independently special-purpose sluice gate of lorry following one-period; No. 2 sluice gate is provided with independently Bus Special sluice gate; And, lorry and passenger vehicle are taken their own roads through the LED equipment demonstration sluice gate function above variable sluice gate road, roadside, sluice gate upper reaches caution sign and the sluice gate;
1. go up
and
even threshold values that reaches of one-period; 3, No. 4 sluice gates will be provided with the independently special-purpose sluice gate of lorry following one-period; 2, No. 5 sluice gates are provided with independently Bus Special sluice gate; And, lorry and passenger vehicle are taken their own roads through the LED equipment demonstration sluice gate function above variable sluice gate road, roadside, sluice gate upper reaches caution sign and the sluice gate;
2. go up
and
even threshold values that reaches of one-period; 4, No. 6 sluice gates will be provided with the independently special-purpose sluice gate of lorry following one-period; No. 5 sluice gate is provided with independently Bus Special sluice gate; And, lorry and passenger vehicle are taken their own roads through the LED equipment demonstration sluice gate function above variable sluice gate road, roadside, sluice gate upper reaches caution sign and the sluice gate;
4), repeat above step in each cycle.
Obtain data such as following table 2 at last, the comparative evaluation result of implementation result.The vehicle flowrate 1200veh/h at the upper reaches, gateway, the lorry ratio is 60% o'clock, incurs loss through delay from the 28.8s of passenger-cargo mixed row to be reduced to 27.9s, has improved 3.23%, efficient has lifting slightly; The traffic conflict frequency is reduced to 22 times from 53 times, has reduced 58.5%, and security is greatly improved, so think under this conceptual design, the traffic efficiency of sluice gate and security obtain balanced lifting.
Table 3 is implemented the special-purpose sluice gate of dynamic harbor district and is optimized evaluation table
| The traffic conflict number | Incur loss through delay (s) | |
| Passenger-cargo mixed row | 53 | 28.8 |
| Passenger-cargo special-purpose sluice gate is set | 22 | 27.9 |
| Improve effect | 58.5％ | 3.23％ |
Claims (3)
1. passenger-cargo special-purpose sluice gate optimal design in harbor district gateway and dynamic operation management method is characterized in that, comprise the steps:
1) the sluice gate optimization based on track, upper reaches quantity is provided with: respectively to the situation in the sluice gate upper reaches 3,4 and 5 tracks, adopt the form of outermost track while broadening to design sluice gate;
2) adopt the method for traffic simulation to confirm to launch the pass threshold values of passenger-cargo special-purpose sluice gate and the particular location of special-purpose sluice gate: based on track, upper reaches quantity; Consider that different flow becomes combination condition with traffic group; With these combination condition input Traffic Flow Simulation Models and safety analysis software; Estimate the traffic efficiency and safety performance of the various sluice gate plans of establishment, finally confirm to launch minimum, the big threshold values Q of the magnitude of traffic flow of passenger-cargo special-purpose sluice gate
Min, Q
MaxAnd minimum, the big threshold values P of lorry ratio
Min, P
Max
According to aforementioned threshold values, more stable to the volume of traffic and passenger-cargo carriage ratio, diurnal variation or the time variation characteristic significant sluice gate, adopt static management method based on historical data; Or employing dynamic management approach: the volume of traffic in each track, the sluice gate upper reaches that obtains through real-time detection and traffic are formed; Judge whether the pairing sluice gate in track, the upper reaches reaches the threshold values that adopts passenger-cargo separation, as not reaching the mode that threshold values then continues to keep passenger-cargo mixed row; If reach threshold values, then launch the special-purpose sluice gate form of passenger vehicle or lorry.
2. the method for claim 1 is characterized in that, the dynamic management approach step further is refined as:
A) track flow Q of last one-period
mForm lorry accounting P with traffic
mDetection: lay the twin coil detecting device at the sluice gate upper reaches; Change of frequency, loop length and vehicle according to two coil oscillatory circuits are estimated the vehicle commander and the speed of a motor vehicle through the duration of coil; Thereby, finally obtain the flow value of each track in cycle length to differentiating through vehicle
Form the lorry accounting with traffic
Computing formula is following:
v＝L/(t
2-t
1) (1)
L
v＝v*T
1-L
1 (2)
V is the speed of a motor vehicle in the formula, L
vBe the vehicle commander, L is a spacing distance between two coils, t
1, t
2Be respectively vehicle and get into moment of first and second coil, T
1Be the time of vehicle through some coils (for example first coil), L
1Length for first coil;
B) according to the magnitude of traffic flow and the lorry ratio in each track of last one-period; Calculate x in the magnitude of traffic flow
and lorry ratio
formula in adjacent two tracks, y is the adjacent vehicle Taoist monastic name;
C) according to
formed in the upper reaches, adjacent two track of the last one-period volume of traffic
and traffic to following one-period sluice gate carry out dynamic management: if last one-period
and
do not reach threshold value, then this downstream, adjacent two track sluice gate adopts passenger-cargo mixed row following one-period; If last one-period
and
reaches threshold values; Then this downstream, adjacent two track sluice gate is provided with independently the special-purpose sluice gate of passenger-cargo carriage respectively following one-period; And, lorry and passenger vehicle are taken their own roads through the LED equipment demonstration sluice gate function above variable sluice gate road, roadside, sluice gate upper reaches caution sign and the sluice gate.
3. method as claimed in claim 2; It is characterized in that, according to
formed in the upper reaches, adjacent two track of the last one-period volume of traffic
and traffic to following one-period sluice gate carry out dynamic management and be specially:
The even threshold values that reaches of
of last one-period and
; 1, No. 3 sluice gates will be provided with the independently special-purpose sluice gate of lorry following one-period; No. 2 sluice gate is provided with independently Bus Special sluice gate; And, lorry and passenger vehicle are taken their own roads through the LED equipment demonstration sluice gate function above variable sluice gate road, roadside, sluice gate upper reaches caution sign and the sluice gate;
The even threshold values that reaches of
of last one-period and
; 3, No. 4 sluice gates will be provided with the independently special-purpose sluice gate of lorry following one-period; 2, No. 5 sluice gates are provided with independently Bus Special sluice gate; And, lorry and passenger vehicle are taken their own roads through the LED equipment demonstration sluice gate function above variable sluice gate road, roadside, sluice gate upper reaches caution sign and the sluice gate;
The even threshold values that reaches of
of last one-period and
; 4, No. 6 sluice gates will be provided with the independently special-purpose sluice gate of lorry following one-period; No. 5 sluice gate is provided with independently Bus Special sluice gate; And, lorry and passenger vehicle are taken their own roads through the LED equipment demonstration sluice gate function above variable sluice gate road, roadside, sluice gate upper reaches caution sign and the sluice gate;
In each cycle, repeat above step.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103235861A (en) * | 2013-05-10 | 2013-08-07 | 天津市市政工程设计研究院 | Anticipation and evaluation method for implementation of passenger and cargo separating road |
| CN103437255A (en) * | 2013-08-30 | 2013-12-11 | 武汉理工大学 | Design method of T-shaped intersection of arterial highway in mountain area for traffic safety |
| CN108596539A (en) * | 2018-04-17 | 2018-09-28 | 武汉理工大学 | A kind of passenger-cargo roll-on-roll-off ship intelligent stowage method |
| CN112102630A (en) * | 2020-09-22 | 2020-12-18 | 北京主线科技有限公司 | Method and device for managing and controlling passing of container truck |
| CN116543550A (en) * | 2023-03-27 | 2023-08-04 | 东南大学 | Method for setting directional special lanes of gathering and distributing freight channels based on OD data |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003081440A (en) * | 2001-09-10 | 2003-03-19 | Ishikawajima Harima Heavy Ind Co Ltd | Container unloading reservation method and reservation device in container terminal |
| KR20090011107A (en) * | 2007-07-25 | 2009-02-02 | 주식회사 빅텍 | Apparatus and method for discriminating entry lane of vehicle using RFID |
| CN101458788A (en) * | 2008-12-19 | 2009-06-17 | 天津市市政工程设计研究院 | Container terminal physical distribution emulation optimizing system |
-
2012
- 2012-03-30 CN CN2012100943425A patent/CN102622876B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003081440A (en) * | 2001-09-10 | 2003-03-19 | Ishikawajima Harima Heavy Ind Co Ltd | Container unloading reservation method and reservation device in container terminal |
| KR20090011107A (en) * | 2007-07-25 | 2009-02-02 | 주식회사 빅텍 | Apparatus and method for discriminating entry lane of vehicle using RFID |
| CN101458788A (en) * | 2008-12-19 | 2009-06-17 | 天津市市政工程设计研究院 | Container terminal physical distribution emulation optimizing system |
Non-Patent Citations (3)
| Title |
|---|
| 刘加友: "基于WITNESS的集装箱码头闸口仿真分析", 《中国水运》 * |
| 白子建，段绪斌，李明剑: "道路客货分离交通功能实现技术研究", 《第十三届中国科协年会第19分会场-公路在综合交通运输体系中的地位和作用研讨会论文集》 * |
| 郑东学: "天津港集装箱码头闸口通过能力研究", 《中国优秀硕士学位论文全文数据库》 * |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103235861A (en) * | 2013-05-10 | 2013-08-07 | 天津市市政工程设计研究院 | Anticipation and evaluation method for implementation of passenger and cargo separating road |
| CN103235861B (en) * | 2013-05-10 | 2016-01-20 | 天津市市政工程设计研究院 | Passenger-cargo separation road implements anticipation and evaluation method |
| CN103437255A (en) * | 2013-08-30 | 2013-12-11 | 武汉理工大学 | Design method of T-shaped intersection of arterial highway in mountain area for traffic safety |
| CN103437255B (en) * | 2013-08-30 | 2015-09-02 | 武汉理工大学 | A kind of mountain area arterial highway " T "-intersection Design of Traffic Safety method |
| CN108596539A (en) * | 2018-04-17 | 2018-09-28 | 武汉理工大学 | A kind of passenger-cargo roll-on-roll-off ship intelligent stowage method |
| CN112102630A (en) * | 2020-09-22 | 2020-12-18 | 北京主线科技有限公司 | Method and device for managing and controlling passing of container truck |
| CN112102630B (en) * | 2020-09-22 | 2021-11-12 | 北京主线科技有限公司 | Method and device for managing and controlling passing of container truck |
| CN116543550A (en) * | 2023-03-27 | 2023-08-04 | 东南大学 | Method for setting directional special lanes of gathering and distributing freight channels based on OD data |
| CN116543550B (en) * | 2023-03-27 | 2025-07-15 | 东南大学 | Method for setting directional special lanes of gathering and distributing freight channels based on OD data |
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