CN106781562A - The whistle control system and method for a kind of bicycle road opposing traffic workshop intersection - Google Patents
The whistle control system and method for a kind of bicycle road opposing traffic workshop intersection Download PDFInfo
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- CN106781562A CN106781562A CN201611202142.1A CN201611202142A CN106781562A CN 106781562 A CN106781562 A CN 106781562A CN 201611202142 A CN201611202142 A CN 201611202142A CN 106781562 A CN106781562 A CN 106781562A
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- G08G1/00—Traffic control systems for road vehicles
- G08G1/07—Controlling traffic signals
- G08G1/087—Override of traffic control, e.g. by signal transmitted by an emergency vehicle
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Abstract
The invention belongs to intersection traffic signal control field, more particularly to a kind of bicycle road opposing traffic workshop intersection whistle control system and method.The whistle control system is made up of vehicle detecting system, vehicle pass-through signal designation system, right of way signal control device, the transparent fast rolling door of workshop passage and safety and traffic safety facilities system；The control method is based on the design parameter that the whistle control system determines intersection first, secondly the traffic stream characteristics of bicycle road and workshop internal channel are determined, then the setting of intersection traffic safety devices system is carried out, vehicle pass-through signal designation system is set afterwards and vehicle detecting system is laid, intersection control strategy and timing scheme is finally determined.The present invention proposes a kind of practical, the feasible whistle control system and method that intersect intersection with logistics corridor in workshop towards the bicycle road opposing traffic for passing through workshop, solves the control problem of such intersection.
Description
Technical field
The invention belongs to intersection traffic signal control field, and in particular to a kind of bicycle road opposing traffic workshop intersection
Whistle control system and method.
Background technology
Existing integrative design intersection system and method can control all kinds of intersections that two-way road is crossed to form, unidirectional
The intersection that the intersection and one-way road that road is crossed to form with two-way road are crossed to form with one-way road, is unsuitable for
Pass through once being only capable of by single direction wagon flow, but needing to replace the logistic car in the bicycle road and workshop of opposing traffic for workshop
The intersection that opposing traffic passage is formed.Although this uncurrent intersection is not advocated in workshop is planned, due to workshop
Land used and environmental constraints and the historical reasons of workshop planning, some plant areas this intersection in also existing.
Existing Chinese patent literature CN203038471U bicycle road opposing traffic traffic signal light control devices and
CN103985259B cell bicycle roads vehicle discrepancy warning system has all pertained only to bicycle road opposing traffic channel controller, not
It is related to intersection control system, can not solves to intersect with logistics corridor in workshop towards the bicycle road opposing traffic for passing through workshop
The signal control of intersection, above-mentioned patent document is also not directed to specific control method；Because the bicycle road for passing through workshop is double
To the current particularity for intersecting intersection wagon flow organizing with logistics corridor in workshop, a kind of practical, feasible control is still lacked at present
System and method.Existing use manual site commander wagon flow needs several administrative staff to coordinate, causes crossing management cost
It is high, the problems such as the efficiency of management is low, crossing passes through not smooth.
The content of the invention
In view of the shortcomings of the prior art, the invention provides a kind of signal control of bicycle road opposing traffic workshop intersection
System and method.
In order to solve the above-mentioned technical problem, the present invention is adopted the following technical scheme that and reached：
A kind of whistle control system of bicycle road opposing traffic workshop intersection, it is characterised in that including vehicle detecting system, car
Right of way signal indicates system, right of way signal control device, the transparent fast rolling door of workshop passage, safety and traffic safety facilities system.
The vehicle detecting system is made up of conventional vehicles detecting system and preferential material vehicle detecting system.Conventional vehicles
Detecting system comprising wagon detector, 4 groups of vehicles using channel request coil and 2 groups of import video detection integrated cameras, 2 groups
The current angle detecting coil of passage, 2 groups of enabling request detection coils, 2 groups of passages use detection of end coil and 2 groups of outlet videos
Detection integrated camera；Detection coil and video detection integrated camera connection wagon detector, wagon detector are examined with vehicle
Examining system is connected.Preferential material vehicle detecting system includes detection main frame, 2 groups of RFID antennas, 2 groups of rfid interrogators, vehicle-mounted
RFID.The RFID antenna and rfid interrogator be integrating device and electrically connected with detection main frame, the wagon detector and inspection
Main frame is surveyed to be electrically connected with the vehicle detecting system in signal control device.
Signal lamp and 4 groups of LED text prompt screens that the vehicle pass-through signal designation system is made up of 4 groups of reddish yellow green light disks
Composition.
The right of way signal control device is a road traffic signal controller, it is characterised in that the built-in present invention is carried
The control strategy for going out, the described vehicle detecting system of its input connection, the described vehicle pass-through signal of its output end connection refers to
Show system.
The transparent fast rolling door of workshop passage, it is used for solution and passes through shop material flowing and keep workshop inner height cleaning
Production environment contradiction, be that a kind of shortening passes through workshop vehicles while passing time and safe and reliable cut-off mode.It is opened
Entered by doorway and ask trigger winding to control, and linked with corresponding vehicle pass-through signal indicating device.
The safety and traffic safety facilities system is kept straight on instruction graticule, road center security isolation post, deceleration ridge, ground by ground
No parking, and netted graticule is constituted, and it is used for clear and definite vehicle right of way.
A kind of bicycle road opposing traffic workshop intersection signal control method, it is characterised in that based on a kind of bicycle
Road opposing traffic workshop integrative design intersection system, is carried out in accordance with the following steps.
Step A:The design parameter of intersection is determined first；
Here intersection design parameter includes：Bicycle road both sides entrances canalization segment length Le and Lw, bicycle road two ends length Let
And Lwt, bicycle road length LL in workshop；The acquisition methods of these parameters, including it is following two：
1）Field investigation is measured, and obtains intersection design parameter.Such as Fig. 2, it is canalized using stadia surveying bicycle road both sides entrance
Segment length Le and Lw, bicycle road two ends length LetAnd Lwt, bicycle road length LL in workshop；
2）Collect and consult intersection design drawing, the design parameter of direct access intersection.
Step B:Secondly the traffic stream characteristics of bicycle road and workshop internal channel are determined；
Here traffic stream characteristics include five parameters：The magnitude of traffic flow Qi in each current direction, unit：veh/h；Each current direction
Logistic car ratio Pi, unit：%；Totally 4 wagon flows are flowed to for F1, F2, F3, F4 in current direction corresponding diagram 2.Workshop internal channel passes through
Direction logistic car time headway Hi, unit s；The current direction logistic car space headway Di, unit m of workshop internal channel；Current direction
Two flow directions of F1, F3 in corresponding diagram 2.The average speed V of wagon flow in bicycle roadaveragei, unit m/s.The acquisition side of these parameters
Method, including it is following two：
1）Site traffic is investigated, and obtains the current direction traffic stream characteristics data for calculating bicycle road and workshop internal channel.This side
Method is directed to and upgrades to signalized crossing using artificial command and management intersection, and investigation peak period intersection is each logical
The logistic car number that vehicle fleet that line direction passes through, each current direction pass through, the data obtained using investigation calculate the intersection
The magnitude of traffic flow Qi, each current direction logistic car ratio Pi in each current direction；The current direction logistic car car of investigation workshop internal channel
Away from Hi and space headway Di during head；The mean transit time of current vehicle, the data meter obtained using investigation in investigation bicycle road
Calculate the average speed V of wagon flow in bicycle roadaveragei；
2）Analysis prediction, directly determines the traffic stream characteristics of bicycle road and workshop internal channel.This method is directed to newly-built intersection
Message number is controlled, and intersection traffic demand has been taken into full account in the planning and designing stage, draws the friendship in each current direction in the intersection
Through-current capacity Qi, each current direction logistic car ratio Pi, workshop internal channel pass through direction logistic car time headway Hi and space headway
Di, the average speed V of wagon flow in bicycle roadaveragei。
Step C:Then intersection traffic safety devices system is set；
A kind of basic guarantee of bicycle road opposing traffic workshop integrative design intersection system operation is crossing safety facility system
System, such as Fig. 2, intersection has tetra- entrance driveway of AP1, AP2, AP3, AP4, and each entrance driveway has entered according to the current demand of wagon flow
Go canalization treatment, have tetra- wagon flows flow directions of F1, F2, F3, F4.One of the invention is characterised by being canalized in bicycle road
Design, bicycle road is often held and is set to ask area and Chu Che areas into car, to be entered and set road center between car request area and Chu Che areas
Insulated column, applies and draws ground straight trip direction instruction graticule.Set up netted graticule of putting that no parking separately in bicycle road either inside, into car
Between deceleration ridge is set before the transparent fast rolling door of two wing passages.
Step D:Vehicle pass-through signal designation system is set；
According to wagon flow F1, F2, the distribution of driver's viewpoint of F3, F4 and wagon flow average speed, specification is set with reference to universal signal lamp,
Four groups of signal lamps by it is upper it is red, it is middle it is yellow, under green three arrow lamp panels constitute, using vertical installation, such as Fig. 2.One of the invention
Bicycle road two ends are mainly characterized by enter car request area's setting signal lamp and set text prompt screen, signal lamp and word screen simultaneously
Linkage.The right of way in the current direction of the further clear and definite bicycle road of text prompt screen synchronization display words information, it is to avoid because bicycle road is handed over
Surprisingly taken for workshop internal channel when using and cause channel blockage.
Step E:Lay vehicle detecting system；
In order to realize the signal control strategy, intersection is set by conventional vehicles detecting system and preferential logistics vehicles detection system
The vehicle detecting system of system composition, such as Fig. 2.Conventional vehicles detecting system is included：Wagon detector B2；In intersection AP1, AP3
Import sets ground vehicle test line circle NN, SS, for detecting whether wagon flow F1, F3 has vehicle pass-through demand.In intersection AP2
Import sets ground vehicle test line circle E1, ed, ED and imported vehicle video detection integrated camera D6, is exported in AP2 and set
Ground coil W2 and outlet automobile video frequency detection integrated camera D5.Whether the coil E1 is used for detecting AP2 import wagon flows F2
There is vehicle pass-through to ask, gather magnitude of traffic flow Q2, time headway H2, the space headway space D 2 of wagon flow F2.Described coil ED, ed
For bilateral transparent fast rolling door in workshop opens request coil, when vehicle is transparent by bilateral when first taking coil ED, taking coil ed afterwards
Fast rolling door is opened.The coil W2 is that passage uses end coil.The imported vehicle video detection integrated camera D6 and go out
Mouth automobile video frequency detection integrated camera D5 is used to gather car image and car plate number.It is configured in intersection AP4 imports
Face vehicle detection coil W1, wd, WD and imported vehicle video detection integrated camera D3, planar coil W1 is configured in AP4 outlets
With outlet automobile video frequency detection integrated camera D1.The coil W1 is used to detect whether import AP4 has vehicle pass-through to ask, adopt
Magnitude of traffic flow Q4, time headway H4, the space headway space D 4 of collection wagon flow F4.Described coil WD, wd are transparent fast workshop bilateral
Rolling door opens request coil, when vehicle is opened by bilateral transparent fast rolling door when first taking coil WD, taking coil wd afterwards.The line
Circle E2 is that passage uses end coil.The imported vehicle video detection integrated camera D3 and outlet automobile video frequency detection one
Video camera D1 is used to gather car image and car plate number.By contrasting video camera D6 license plate number number is gathered with D1, D3 and D5
According to whether unanimously judging whether bicycle road has vehicle current, it is ensured that sailed after the vehicles traverse workshop vestibule that bicycle road is sailed into
Go out.After vehicle detecting system judges bicycle road vehicle using terminating, and door itself detecting system detection vehicle passes through completely
Then door falls closing
Preferential logistics vehicles detecting system includes the RFID antenna and rfid interrogator integrating device D7 for being arranged at AP2 imports, if
RFID detection host B 2, RFID antenna and the rfid interrogator integration module D2 of AP4 imports are placed in, and are arranged on logistic car
Vehicle-mounted rfid card.The preferential logistics vehicles detecting system is used to detect that bicycle road AP2 imports, AP4 imports need preferential leading to
Capable logistics vehicles, and override requests are transmitted into the vehicle detecting system to right of way signal control device.
Step F:Determine intersection control strategy and basic timing.
1）Vehicle pass-through priority level determines
The present invention takes into full account the uniformity that shop logistics vehicle pass-through is pulled with Workshop Production, smooth based on logistic car flowing to be
The crucial requirement of production procedure serialization, it is determined that the current logistics wagon flow of workshop internal channel AP1, AP3 import has highest level
Right-of-way；Have second level preferential using the logistics vehicles that bicycle road AP2, AP4 entrance driveway passes through for passing through workshop
Right-of-way, second level is preferentially using mode of priority when asking；Use what the import of bicycle road AP2, AP4 was passed through for passing through workshop
Other vehicles have lowest level right-of-way.
2）Intersection signal phase phase sequence determines
Based on the vehicle pass-through priority level and intersection traffic condition, the current logistic car of workshop internal channel AP1, AP3 import
Stream F1, F3 are first phase ST1, pass through workshop bicycle road AP2, AP4 import wagon flow F2, F4 split-phase position and set, and meeting alternately makes
Opposing traffic is realized with bicycle road, using logistic car ratio is big in F2, F4 wagon flow, priority requirement is high direction as second phase
ST2, logistic car ratio is small, priority requirement takes second place used as third phase ST3.Such as Fig. 3（It is assumed herein that F2 logistic cars ratio it is big,
Priority requirement is high）.
3）The determination of signal control strategy
Based on the intersection signal phase phase sequence scheme, the present invention proposes a kind of bicycle road opposing traffic workshop intersection
Signal control strategy, gives Phase-switching method and the phase mode of priority, and Phase-switching and preferential flow are as shown in Figure 4.
Step1：Crossing is brought into operation first phase ST1, and vestibule passage AP1, AP3 import wagon flow F1, F3 is passed through in workshop,
After the current minimum green time of wagon flow F1, F3, if detecting passage AP2 import wagon flows F2 carrys out car, phase ST1 terminates to perform
Step2, whether sense channel AP4 imports wagon flow F4 carrys out car again otherwise to skip phase ST2, if detecting AP4 import wagon flows F4
Carry out car, then perform Step3, otherwise skip phase ST3 and perform Step1.
Step2：Crossing brings into operation second phase ST2, passes through workshop bicycle road passage AP2 import wagon flows F2 and passes through, car
The minimum green time G of stream F2 operationsmin（2）Afterwards, detecting in follow-up wagon flow F2 has materials vehicle override requests, then often measure once
Preferentially, phase ST2 Green extensions unit green extension X seconds, if in wagon flow F2 maximum green times Gmax（2）It is interior
It is not consecutively detected override requests or green time reaches wagon flow F2 maximum green times Gmax（2）Then terminate phase ST2, then
Whether sense channel AP4 import wagon flows F4 carrys out car, and Step3 is performed if detecting AP4 import F4 wagon flows and carrying out car, otherwise skips
Phase ST3 is returned and is performed Step1.
Step3：Crossing brings into operation third phase ST3, passes through workshop bicycle road passage AP4 import wagon flows F4 and passes through, car
The minimum green time G of stream F4 operationsmin（4）Afterwards, phase ST3 is terminated if detecting wagon flow F1, F3 and carrying out car and returns to execution
Step1；If being not detected by wagon flow F1, F3 carrys out car, detecting in passage AP4 import wagon flows F4 has material vehicle override requests,
Then often measure a second priority, phase ST3 Green extensions unit green extension X seconds, if in wagon flow F4 maximum green lights
Time Gmax（4）Override requests are not consecutively detected inside or green time reaches wagon flow F4 maximum green times Gmax（4）Then terminate
Phase ST3 performs Step1.
Preferably, the determination method of the minimum green time is as follows：
Wherein：It is wagon flow Fi minimum green times；Wagon flow Fi start-up lost times, general value is 5s,
It is adjustable to discover and seize；It is the average space headways of wagon flow Fi；It is wagon flow Fi average speeds；N is a Distribution logistics
Vehicle number or average queuing vehicle number.
Preferably, the determination method of wagon flow Fi green lights bicycle green extension X is：
,
Wherein,It is the time headway of wagon flow Fi；For bicycle road import AP2, AP4 are canalized segment length；
It is wagon flow Fi average speeds；The one-lane time is sailed into by the way that section is canalized from being detected for vehicleIt is weight coefficient.
Preferably, the maximum green time determines that method is as follows：
,
Wherein：It is wagon flow Fi maximum green times；For phase ST2 empties complete red time；It is phase
ST3 empties complete red time；It it is yellow time, by 3 seconds values；Le, Lw are that bicycle road both sides entrance is canalized segment length；It is bicycle road two ends length；LL is bicycle road length in workshop；The peak signal cycle.
4）The peak signal cycleDetermination
Based on Fig. 4 signal control strategies, although do not need the cycle time constraints of classical signal control, but due to AP1 in workshop,
AP3 imports wagon flow F1, F3 is current substantially with beat by the logistics vehicles of intersection, in order to ensure priority layer highest
Phase ST1 meets logistics vehicles right-of-way and dispenses beat with production logistics car（Unit：Minute）It is consistent, it is based on
The signal control strategy, when the phase ST2 or phase of bicycle road wagon flow are passed through in the operation of integrative design intersection phase phase sequence scheme
Position ST3 and phase ST2 and phase ST3 when, it is necessary to pass through the peak signal cycle ensure workshop in AP1, AP3 import wagon flow F1,
F3 passes through crossing by dispatching beat needed for daily production.The peak signal cycle（）According to dispatching
BeatIt is determined that：
（1）
（2）
（3）
（4）
Wherein,It is phase ST1 minimum green times；Logistics vehicles dispatching interval, unit：Minute；Respectively phase ST2, phase ST3 maximum green time；When complete red for phase ST2 is emptied
Between；For phase ST3 empties complete red time；It it is yellow time, by 3 seconds values；Le, Lw are canalized for bicycle road both sides entrance
Segment length；It is bicycle road two ends length；LL is bicycle road length in workshop；
Based on the signal control strategy, when integrative design intersection phase phase sequence scheme does not run the phase for passing through bicycle road wagon flow
During the ST2 and phase ST3 of position, often given a green light equivalent to phase ST1, the peak signal cycle of determination is not used。
Beneficial effects of the present invention：
1）Compared with conventional cross message number is controlled, a kind of signal of bicycle road opposing traffic workshop intersection proposed by the present invention
Control system and method, can solve the signal control problem of this special intersection；
2）The present invention solves the logistic car priority acccess control under bicycle road opposing traffic control strategy, has ensured manufacture process
Continuity；
3）The present invention is provided with transparent fast rolling door, the keying of door and, the solution synchronous with signal control for passing through workshop passage both sides
Pass through the Quick material flowing in workshop and the contradiction for keeping workshop inner height clean manufacturing environment.
Brief description of the drawings：
Fig. 1 is intersection schematic diagram of the present invention and whistle control system composition；
Fig. 2 is integrative design intersection design parameter schematic diagram of the present invention；
Fig. 3 is signal phase phase sequence scheme schematic diagram of the present invention；
Fig. 4 is that signal control strategy of the present invention realizes flow chart；
Fig. 5 is the overall flow figure of the inventive method；
Wherein：B1. right of way signal control device；B2. wagon detector；B3.RFID detects main frame；D1, D3, D4, D6. integration
Video camera；D2, D5.RFID read write line and RFID antenna integrating device；Vehicle-mounted rfid card；S1, S3, S5, S7. signal
Lamp；S2, S4, S6, S8.LED text prompt screen；The transparent fast rolling door of M1, M2. workshop passage；TS1. ground straight trip instruction graticule；
TS2. road center security isolation post；TS3. deceleration ridge；TS4. no parking on ground netted graticule；NN、SS、E1、E2、ED、ed、
W1, W2, WD, wd. vehicle detection coil.
Specific embodiment：
The present invention is illustrated further below in conjunction with the accompanying drawings.A kind of signal control of bicycle road opposing traffic workshop intersection
System and method is included a kind of whistle control system of bicycle road opposing traffic workshop intersection and is controlled based on the signal
The control method of system.
A kind of whistle control system of bicycle road opposing traffic workshop intersection, it is characterised in that comprising vehicle detection system
System, vehicle pass-through signal designation system, right of way signal control device, the transparent fast rolling door of workshop passage, safety and traffic safety facilities system.
With reference to Fig. 1.
The vehicle detecting system is included by wagon detector（B2）, detection coil（NN、SS、E1、E2、ED、ed、W1、
W2、WD、wd）The conventional vehicles detecting system of composition and main frame is detected by RFID（B3）, rfid interrogator and RFID antenna it is integrated
Device（D2、D5）, vehicle-mounted RFID () composition preferential logistics vehicles detecting system.The wagon detector（B2）With inspection
Test coil（NN、SS、E1、E2、ED、ed、W1、W2、WD、wd）Electrical connection, the RFID detects main frame (B3) and rfid interrogator
With RFID antenna integrating device（D2、D5）Electrical connection, the wagon detector（B2）Main frame (B3) is detected with RFID and be located at logical
Row signal control device（B1）Interior vehicle detecting system electrical connection, the vehicle detecting system is connected to right of way signal control dress
Put（B1）Input.
The vehicle pass-through signal designation system is by being electrically connected to right of way signal control device（B1）The signal lamp of output end
(S1, S3, S5, S7) and LED text prompt screens（S2、S4、S6、S8）Composition.
The right of way signal control device（B1）It is a road traffic signal controller, it is characterised in that built-in this hair
The control strategy of bright proposition, the described vehicle detecting system of its input connection, the described vehicle pass-through letter of its output end connection
Number indicate system.
The transparent fast rolling door of workshop passage（M1、M2）, for the production environment for keeping being cleaned in workshop, it is opened by door
Mouth is entered and asks detection trigger coil（ED、ed、WD、wd）Control, and with corresponding right of way signal lamp（S3、S7）Linkage, realizes out
Open；When described vehicle detecting system is current without car to the bicycle road for passing through workshop according to the Data Detection of collection, door falls
Close.
Described safety and traffic safety facilities system includes ground straight trip instruction graticule（TS1）, road center security isolation post
（TS2）, deceleration ridge（TS3）, no parking on ground netted graticule（TS4）.
A kind of signal control method of bicycle road opposing traffic workshop intersection, it is characterised in that based on above-mentioned signal control
System processed（Fig. 1）, signal control strategy implementing procedure the step of be given according to Fig. 5, shown in Fig. 4 carry out the control of intersection wagon flow
System.The present invention is illustrated by embodiment of Yantai Workshop intersection, and intersection design diagram is as shown in Figure 2.
Step is as follows.
Step A:The design parameter of intersection is determined first；Specifically include the intersection：Bicycle road both sides entrance canalization section
Length Le and Lw, bicycle road two ends length, bicycle road length LL in workshop；In the present embodiment, surveyed using scene
Design parameter in spirogram 2, Le=Lw=8 meters, Let=Lwt=6 meters, LL=12 meters.
Step B:Secondly the traffic stream characteristics of bicycle road and workshop internal channel are determined；Specifically include the intersection：It is each current
The magnitude of traffic flow Qi in direction, unit：veh/h；Each current direction logistic car ratio Pi, unit：%；In current direction corresponding diagram 2
Totally 4 wagon flows are flowed to for F1, F2, F3, F4.The current direction logistic car time headway Hi, unit s of workshop internal channel；Workshop internal channel
Current direction logistic car space headway Di, unit m；Two flow directions of F1, F3 in current direction corresponding diagram 2.Wagon flow in bicycle road
Average speed, unit m/s；In the present embodiment, intersection traffic properties of flow data below is obtained by investigation：
| Current direction | F1 | F2 | F3 | F4 |
| Flow Q, veh/h | 24 | 15 | 24 | 12 |
| Logistic car ratio P, % | 100% | 20% | 100% | 16% |
| Time headway H, s | 3.5 | 3 | 2.8 | 3 |
| Space headway D, m | 12 | 15 | 10 | 15 |
| Average speed Vaverage, m/s | 3.4 | 5 | 3.6 | 5 |
Step C:Then intersection traffic safety devices system is set；Such as Fig. 2, in the present embodiment, intersection traffic safety
Facility system includes ground straight trip instruction graticule（TS1）, road center security isolation post（TS2）, deceleration ridge（TS3）, ground prohibit
Only stop netted graticule（TS4）.
Step D:Vehicle pass-through signal designation system is set.Such as Fig. 2, in the present embodiment, intersection vehicles right of way signal refers to
Show system by being electrically connected to right of way signal control device（B1）Four groups of signal lamps (S1, S3, S5, S7) of output end, four sides LED texts
Word prompting screen（S2、S4、S6、S8）Composition.
Step E:Lay vehicle detecting system；
In order to realize signal control strategy described in step F, such as Fig. 2, intersection is set by conventional vehicles detecting system and preferential thing
The vehicle detecting system of stream vehicle detecting system composition；
Conventional vehicles detecting system is included：Wagon detector B2；In intersection AP1, AP3 import, ground vehicle test line circle is set
NN, SS, for detecting whether wagon flow F1, F3 has vehicle pass-through demand；In intersection AP2 imports, ground vehicle test line circle is set
E1, ed, ED and imported vehicle video detection integrated camera D6, planar coil W2 and outlet automobile video frequency are configured in AP2 outlets
Detection integrated camera D5；The coil E1 is used to detect whether AP2 import wagon flows F2 has vehicle pass-through to ask, collection wagon flow F2
Magnitude of traffic flow Q2, time headway H2, space headway space D 2.Described coil ED, ed are that bilateral transparent fast rolling door in workshop is opened
Request coil, when vehicle is opened by bilateral transparent fast rolling door when first taking coil ED, rear occupancy coil ed；The coil W2 is logical
Road uses end coil；The imported vehicle video detection integrated camera D6 and outlet automobile video frequency detection integrated camera D5
For gathering car image and car plate number；Ground vehicle test line circle W1, wd, WD is set in intersection AP4 imports and is entered
Mouth automobile video frequency detection integrated camera D3, is configured to planar coil W1 and outlet automobile video frequency detects that one is imaged in AP4 outlets
Machine D1.The coil W1 is used to detect whether import AP4 wagon flows F4 has vehicle pass-through to ask, the magnitude of traffic flow of collection wagon flow F4
Q4, time headway H4, space headway space D 4；Described coil WD, wd are that bilateral transparent fast rolling door in workshop opens request coil, when
Vehicle is opened by bilateral transparent fast rolling door when first taking coil WD, rear occupancy coil wd；The coil E2 is passage using terminating
Coil；The imported vehicle video detection integrated camera D3 and outlet automobile video frequency detection integrated camera D1 are used to gather
Car image and car plate number；Gather whether license plate number data are consistent to judge list by contrasting video camera D6 and D1, D3 and D5
Whether track has vehicle current, it is ensured that rolled away from after the vehicles traverse workshop vestibule that bicycle road is sailed into.When vehicle detecting system is sentenced
Using terminating, and after door itself detecting system detection vehicle passes through completely, then door falls closing to order track vehicle；
Preferential logistics vehicles detecting system includes the RFID antenna and rfid interrogator integration module D7 for being arranged at AP2 imports, if
RFID detection host B 2, RFID antenna and the rfid interrogator integration module D2 of AP4 imports are placed in, and are arranged on logistic car
Vehicle-mounted rfid card.During the preferential logistics vehicles detecting system is used to detect bicycle road AP2 imports, AP4 import wagon flows F2, F4
The logistics vehicles of priority pass are needed, and override requests are transmitted into the vehicle detecting system to right of way signal control device.
Step F:Determine intersection control strategy and basic timing.
1）Vehicle pass-through priority level determines
Such as Fig. 2, in the present embodiment, AP1, AP2 entrance driveway wagon flow F1, F3 have highest level right-of-way, AP2 entrance driveway cars
The current vehicles of stream F2 are 15veh/h, logistic car ratio 20% is above AP3 entrance driveway wagon flow F4, wagon flow F2 for second level is preferential
Right-of-way, it is preferential when vehicle-mounted RFID is asked using detecting.Wagon flow F4 lowest levels are preferential.
2）Intersection signal phase phase sequence determines
Such as Fig. 3, in the present embodiment, current logistics wagon flow F1, F3 of intersection workshop internal channel AP1, AP3 import arranges synchronous straight trip
Time right of way, is first phase ST1；The current wagon flow F2 of AP2 imports is first passed through using bicycle road, is second phase ST2；AP4 enters
The current wagon flow F4 of mouth arranges to be third phase ST3.
3）The determination of signal control strategy
In the present embodiment, intersection signal control device（B1）The built-in control implementing procedure of Fig. 4, specific control is real
Apply scheme as follows.
Step1：After whistle control system starts, the first phase that brings into operation ST1, signal lamp S1, S5 give a green light, LED texts
Word prompting screen S2, S6 shown and please pass through, and wagon flow F1, F3 is passed through crossing.The minimum green time of phase ST1 operations, in the present embodiment,For：
.；Run after 29s if car
Detecting system detects wagon flow F2 by AP2 entrance driveway surface car detection coils E1 has car to take coil E1, then signal lamp
S1, S5 green light turn amber light（Y=3 seconds）After send out a warning, LED text prompt screens S2, S6 show and please wait that phase ST1 terminates, perform
Step2；If vehicle detecting system detects wagon flow F2 and takes coil without car by AP2 entrance driveway surface car detection coils E1
E1, then skip phase ST2, when vehicle detecting system detects that wagon flow F4 has car by AP4 entrance driveway surface car detection coils W1
Shi Zhihang Step3, otherwise skip phase ST3 perform Step1.
Step2：Crossing brings into operation second phase ST2, and signal lamp S7 gives a green light, LED text prompt screens S8 shows and please lead to
Capable, transparent fast rolling door M1, M2 are in the state that can be opened, and wagon flow F2 is westwards travelled using bicycle road, video camera D6 at import
Collecting vehicle stream picture and car plate data, after vehicle first takes coil ED, rear occupancy coil ed in wagon flow, transparent fast rolling door M1, M2
Opening is rolled, wagon flow F2 passes through workshop, exit video camera D1 collecting vehicles stream picture and car plate data, exit ramp coil E2 records
By car number.The minimum green time of wagon flow F2 operations, in the present embodiment,For：
17s；
After end of run, it is provided with preferential material vehicle detecting system D5 detects the follow-up wagon flows of F2 vehicle-mounted
The prior-vehicle of RFID is reached, then often detect 1 time by phase ST2 Green extensions unit green extension X seconds, this reality
In applying example,1.5 If
In wagon flow F2 maximum green timesD5 is not consecutively detected and is provided with vehicle-mounted RFID after interior unit green light extends X seconds
Prior-vehicle request or green time reach wagon flow F2 maximum green time durations, then signal lamp S7 green lights turn are yellow
Lamp（Y=3 seconds）After send out a warning, LED text prompt screens S8 shows and please wait, and terminates phase ST2.In the present embodiment, first really=,=, through investigation point
AnalysisIt is 2 minutes,, then calculate maximum green time
For：
；After phase ST2 terminates, if AP4 entrance driveway cars
Detection coil W1 detects wagon flow F4 to be carried out car and then performs Step3, is otherwise returned and is performed Step1.
Step3：Crossing brings into operation third phase ST3, and signal lamp S3 gives a green light, LED text prompt screens S4 shows and please lead to
Capable, transparent fast rolling door M1, M2 are in the state that can be opened, and wagon flow F4 is travelled eastwards using bicycle road, video camera D3 at import
Collecting vehicle stream picture and car plate data, after vehicle first takes coil WD, rear occupancy coil wd in wagon flow, transparent fast rolling door M1, M2
Opening is rolled, wagon flow F4 passes through workshop, exit video camera D4 collecting vehicles stream picture and car plate data, exit ramp coil W2 records
By car number.The minimum green time of wagon flow F4 operations, in the present embodiment,For：
,17s；
After end of run, if AP1 entrance driveway vehicle detection coil NN or AP3 entrance driveway vehicle coils SS is detected
Wagon flow F1, F3 carrys out car and then terminates phase ST3 return execution Step1；If being not detected by wagon flow F1, F3 carrys out car, continue to detect car
Override requests in stream F4, are provided with the preferential car of vehicle-mounted RFID in preferential logistics vehicles detection D2 detects the follow-up wagon flows of F4
Reach, then 1 time is often detected by phase ST3 Green extensions unit green extension X seconds, in the present embodiment,1.5If in car
Stream F4 maximum green timesD2 is not consecutively detected the preferential car for being provided with vehicle-mounted RFID after interior unit green light extends X seconds
Request or green time have reached wagon flow F4 maximum green time durations, then signal lamp S3 green lights turn amber light（Y=3
Second）After send out a warning, LED text prompt screens S4 is shown after please waiting, terminate phase ST3, return perform Step1.In the present embodiment, first
It is determined that=,=,
Through investigation and analysisIt is 2 minutes, then calculate maximum green timeFor：
。
The above-mentioned description to example is only general case explanation, can be managed for the ease of the those skilled in the art
Solution and the application present invention.It should be pointed out that for those skilled in the art, not departing from the principle of the invention
Under the premise of, some improvements and modifications can also be made, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (4)
1. by vehicle detecting system, vehicle pass-through signal refers to a kind of whistle control system of bicycle road opposing traffic workshop intersection
Show system, right of way signal control device, the transparent fast rolling door of workshop passage and safety and traffic safety facilities system are constituted.
2. the control system according to claims 1, it is characterised in that the vehicle detecting system is included by vehicle detection
Device（B2）, detection coil（E1、E2、ED、ed、W1、W2、WD、wd）The conventional vehicles detecting system of composition, main frame is detected by RFID
(B3), rfid interrogator and RFID antenna integrating device（D2、D5）, vehicle-mounted rfid card (R1-n) composition preferential material vehicle inspection
Examining system；The wagon detector（B2）With detection coil（E1、E2、ED、ed、W1、W2、WD、wd）Electrical connection, the RFID inspections
Main frame (B3) is surveyed with rfid interrogator and RFID antenna integrating device（D2、D5）Electrical connection, the wagon detector（B2）With
RFID detects main frame (B3) and is located at right of way signal control device（B1）Interior vehicle detecting system electrical connection；The vehicle pass-through
Signal designation system is by being electrically connected to right of way signal control device（B1）The signal lamp (S1, S3, S5, S7) of output end, LED words
Prompting screen（S2、S4、S6、S8）Composition；The right of way signal control device（B1）It is a road traffic signal controller, it is special
Levy the control strategy proposed by the present invention that has been built-in, the described vehicle detecting system of its input connection, the connection of its output end
Described vehicle pass-through signal designation system；The transparent fast rolling door of workshop passage（M1、M2）, for keeping what is cleaned in workshop
Production environment, it is opened to be entered by doorway and asks detection trigger coil（ED、ed、WD、wd）Control, and with corresponding right of way signal lamp
（S3、S7）Linkage, realizes opening；When described vehicle detecting system is according to the Data Detection for gathering to the bicycle road for passing through workshop
When being passed through without car, door falls closing；
Described safety and traffic safety facilities system includes ground straight trip instruction graticule（TS1）, road center security isolation post（TS2）、
Deceleration ridge（TS3）, no parking on ground netted graticule（TS4）.
3. a kind of bicycle road opposing traffic workshop intersection signal control method, it is characterised in that based on a kind of bicycle road
The whistle control system of opposing traffic workshop intersection, is carried out in accordance with the following steps：
Step A:The design parameter of intersection is determined first；
Step B:Secondly the traffic stream characteristics of bicycle road and workshop internal channel are determined；
Step C:Then intersection traffic safety devices system is set；
Step D:Vehicle pass-through signal designation system is set；
Step E:Lay vehicle detecting system;
Step F:Determine intersection control strategy and basic timing.
4. control method according to claim 3, it is characterised in that the control strategy described in step F gives phase
Changing method and the phase mode of priority, Phase-switching and the preferential flow of phase are：
Step1：Crossing is brought into operation first phase ST1, and vestibule passage AP1, AP3 import wagon flow F1, F3 is passed through in workshop, wagon flow
After the current minimum green time of F1, F3, if detecting passage AP2 import wagon flows F2 carrys out car, phase ST1 terminates to perform
Step2, whether sense channel AP4 imports wagon flow F4 carrys out car again otherwise to skip phase ST2, if detecting AP4 import wagon flows F4
Carry out car, then perform Step3, otherwise skip phase ST3 and return to execution Step1；
Step2：Crossing brings into operation second phase ST2, passes through workshop bicycle road passage AP2 import wagon flows F2 and passes through, wagon flow F2
After the minimum green time of operation, detecting in follow-up wagon flow F2 has materials vehicle override requests, then often measure a second priority, phase
ST2 Green extensions unit green extension X seconds, if be not consecutively detected in wagon flow F2 maximum green times preferential
Request or green time reach wagon flow F2 maximum green times and then terminate phase ST2, and then sense channel AP4 imports wagon flow F4 is
It is no come car, perform Step3 if detecting AP4 import F4 wagon flows and carrying out car, otherwise skip phase ST3 return perform Step1；
Step3：Crossing brings into operation third phase ST3, passes through workshop bicycle road passage AP4 import wagon flows F4 and passes through, wagon flow F4
After the minimum green time of operation, phase ST3 is terminated if detecting wagon flow F1, F3 and carrying out car and returns to execution Step1；If do not examined
Measure wagon flow F1, F3 and carry out car, detecting in passage AP4 import wagon flows F4 there are material vehicle override requests, then often measure a suboptimum
First, phase ST3 Green extensions unit green extension X seconds, if the not continuous inspection in wagon flow F4 maximum green times
Measure override requests or green time reaches wagon flow F4 maximum green times and then terminates phase ST3 execution Step1.
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