CN106600988A - Full-induction type comprehensive vehicle waiting control method - Google Patents
Full-induction type comprehensive vehicle waiting control method Download PDFInfo
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- CN106600988A CN106600988A CN201710088112.0A CN201710088112A CN106600988A CN 106600988 A CN106600988 A CN 106600988A CN 201710088112 A CN201710088112 A CN 201710088112A CN 106600988 A CN106600988 A CN 106600988A
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- G—PHYSICS
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- G08G1/00—Traffic control systems for road vehicles
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- G—PHYSICS
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- G08G1/00—Traffic control systems for road vehicles
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Abstract
Provided is a full-induction type comprehensive vehicle waiting control method, which is targeted for a cross intersection, entrance lanes and exit lands of which cannot be expanded, and is characterized by carrying out traffic operation organization by utilizing 2 main signal phases, 4 pre-signal phases and 2 pedestrian phases, establishing two kinds of alternative phase display orders, summarizing 6 green light time distribution principles, arranging a near-end detector and a far-end detector for each lane in the upstream of a main signal stop line in each entrance direction, collecting time headway data in real time, managing green light time of the pre-signal phases according to judgment results of five traffic incidents and managing green light time of the main signal phases according to the judgment results of the five traffic incidents. The method can help drivers understand instructions of traffic control facilities correctly, makes full use of pass space resources of a comprehensive vehicle waiting area, and gives a quick response to dynamic changes of pass demands of motor vehicles, thereby facilitating eliminating traffic accident hidden troubles and improving pass efficiency of the intersection.
Description
Technical field
The invention belongs to technical field of control over intelligent traffic, is related to a kind of Full Traffic-Actuated and comprehensively treats row control method.
Background technology
Inside signalized crossing, left-hand rotation motor vehicles and other road users in any import direction form substantial amounts of
Traffic conflict point.For the left-hand rotation automobile traffic amount of high load capacity in tackling, the import to signalized crossing is usually required that
Road and exit ramp do broadening process, arrange special import track, realize upstream section and entrance driveway, entrance driveway and exit ramp
The matching of transport services ability, the phase place DISPLAY ORDER turned left using protection safely managed traffic conflict, efficiently services logical
Row demand.
The land for roads of completed region of the city is nervous, some signalized crossings cannot broadening entrance driveway and exit ramp, be
Alleviate the traffic congestion phenomenon of automobile traffic demand peak period, the way for often taking limiting vehicle to turn left is forced
Left-hand rotation motor vehicles carry out detouring over long distances, not only cause inconvenience to driver, it is also possible to which induction causes the space-time of traffic congestion
Transfer effect.
In recent years, the appearance of row control method is comprehensively treated, the decussation mouth not possess broadening condition provides one
Plant the new approaches of high load capacity left-hand rotation automobile traffic amount in reply.
At present the synthesis of input practical application treats that row control crossing has 5 typical technology features：
(1) apply in each import direction and draw two groups of motor vehicles stop lines, away from crossing pre-signal stop line is referred to as, lean on
The referred to as main signal stop line of inbreeding prong, the region between them forms comprehensive Dai Hang areas；
(2) lane function division of normalization is carried out in the certain distance of pre-signal stop line upstream, arranges special
Track, straight trip dedicated Lanes, the straight right side share track etc.；
(3) lane function division of mobilism is carried out in synthesis Dai Hang areas so that all tracks can be turned left with time-shared service
Motor vehicles and straight trip and right turning vehicle；
(4) pre-signal lamp and main signal light, automobile traffic demand peak period, pre-signal are installed for each import direction
Lamp and main signal light are using fixed timing parameter, and commander's motor vehicles are stopped by stop line or after stop line so that comprehensive to treat
Savings, alternative passing left-hand rotation motor vehicles and straight trip and right turning vehicle when row is distinguished；
(5) automobile traffic demand off-peak period, pre-signal lamp is disabled, the track of normalization is carried out in comprehensive Dai Hang areas
Function is divided, and using main signal light convention traffic control is implemented.
At present the synthesis of input practical application treats that row control crossing faces 3 important technology difficult problems：
(1) comprehensive control to be gone enables the period, and driver is difficult the instruction of correct understanding traffic control device, if not by
The floor manager of people's police on duty, the driving behavior for easily occurring mistake regularly destroys the association of pre-signal lamp and main signal light
, there is certain hidden peril of accident in same working mechanism；
(2) comprehensive control to be gone enables the period, and fixed signal timing cannot effectively dissolve changeless comprehensive Dai Hang areas
Contradiction between length and the autos only demand of dynamic change, if not, by the floor manager of people's police on duty, easy Jing is normal
Property ground occur passage space and time resource waste or deficiency phenomenon, reduce intersection efficiency；
(3) comprehensive control to be gone enables the period, and fixed signal timing cannot be according to the traffic circulation shape in comprehensive Dai Hang areas
The green light end time of condition dynamic adjustment pre-signal lamp and downstream main signal light is poor, if not by the floor manager of people's police on duty,
Easily occur synthesis Dai Hang areas regularly and empty the vehicle not long phenomenon of thorough or vehicle clean up time, there is certain friendship
Logical accident potential, reduces intersection efficiency.
The content of the invention
Towards cannot broadening entrance driveway and exit ramp decussation mouth, with simplify and specification traffic control device choosing
With with mounting means, make full use of comprehensive Dai Hang areas passage space resource, timely respond to autos only demand dynamic become
Basic object is turned to, proposes that a kind of Full Traffic-Actuated comprehensively treats row control method.
Manage in terms of 5 from implementation condition, traffic control device, traffic circulation tissue, traffic data detection, green time
Narration technical scheme.
First, implementation condition
(1) synthesis in each import direction treats that row section length is not less than 50m；
(2) the import track sum in each import direction is identical；
(3) the exit lane sum of each Way out is identical；
(4) the left-hand rotation motor vehicles conventional operation track in relative import direction is non-intersect.
2nd, traffic control device
Full Traffic-Actuated comprehensively treat row control crossing select traffic control device include main signal light, pre-signal lamp, can
Become the road traffic marking of Information sign, auxiliary sign and routine.
To the original position to exit ramp, installed using cantilevered, for every track after main signal stop line 1 is provided
Group main signal light, every group of main signal light is made up of vertically disposed 5 graphic elements, is respectively from top to bottom red circular, Huang
Color is circular, green circle, yellow arrows, green arrow.Graphic element is used according to the lane function after main signal stop line, it is left
Change trains or buses to use red circular, yellow arrows, green arrow, Through Lane, straight trip or left turn lane, straight trip or right-turn lane to make
It is circular, green circular with red circular, yellow.
At pre-signal stop line 5～10m of downstream, installed using cantilevered, be every track after pre-signal stop line
1 group of pre-signal lamp is provided, the pre-signal lamp of fast lane is made up of vertically disposed 4 graphic elements, is respectively from top to bottom
Red arrow, blinking yellow illumination circle, yellow arrows, green arrow；The pre-signal lamp in other tracks is by vertically disposed 3 figures
Unit is constituted, and is respectively from top to bottom red circular, yellow/blinking yellow illumination circle, green circle.Enable and comprehensively treat row control
When, using graphic element according to the lane function after pre-signal stop line, left turn lane uses red arrow, yellow arrows, green
Color arrow, Through Lane, straight trip or right-turn lane are circular, green circular using red circular, yellow.Enable convention traffic control
When, all tracks are only circular using blinking yellow illumination.
1st class changeable-message sign is installed at main signal stop line 1～5m of upstream, it is above variable by 1 group
Symbol word marking and 1 group of underlying changeable driveway travel direction mark are constituted.The display content of variable characters mark includes comprehensive
Close control to be gone enable in, convention traffic control enables.The display content of the changeable driveway travel direction mark of fast lane
Arrow, straight trip are oriented to including the guiding arrow that turns left, straight trip or the guiding arrow that turns left；The changeable driveway travel direction mark of kerb lane
The display content of will includes turning left to be oriented to arrow, straight trip or turning right being oriented to arrow；The changeable driveway travel direction mark of middle lane
The display content of will includes that turning left to be oriented to arrow, straight trip is oriented to arrow.
At pre-signal stop line 5～10m of downstream and at 40～50m of upstream, the 2nd class variable information mark is respectively mounted
Will, it is made up of 1 group of variable characters mark above and 1 group of underlying changeable driveway travel direction mark.It is variable
The display content of symbol word marking include comprehensive control to be gone enable in, during convention traffic control enables.The variable car of fast lane
The display content of road travel direction mark includes turning left to be oriented to arrow, straight trip or turns left to be oriented to arrow；The variable car of kerb lane
Road travel direction mark shows straight trip or turns right and is oriented to arrow；The changeable driveway travel direction mark of middle lane shows that straight trip is led
To arrow.
The auxiliary sign of " no through traffic during when red " is installed on pre-signal lamp stand.
40m is applied and is drawn No striding lane line in the same direction apart from interior after main signal stop line.After pre-signal stop line
40m is applied and is drawn No striding lane line in the same direction apart from interior.No striding track point in the same direction from pre-signal stop line to downstream
Boundary line starting point, applies to draw may span across lane line in the same direction.Autonomic signals stop line is forbidden to pre-signal stop line upstream 40m
Apply and draw any guiding arrow.
3rd, traffic circulation tissue
Full Traffic-Actuated comprehensively treats that the phase place numbering of row control crossing is as follows：
Main signal phase place K1, to control north and south import main signal stop line after motor vehicles；
Main signal phase place K2, to control thing import main signal stop line after motor vehicles；
Pre-signal phase place K11, to control north and south import pre-signal stop line after left-hand rotation motor vehicles；
Pre-signal phase place K12, to control north and south import pre-signal stop line after straight trip and right turning vehicle；
Pre-signal phase place K21, to control thing import pre-signal stop line after left-hand rotation motor vehicles；
Pre-signal phase place K22, to control thing import pre-signal stop line after straight trip and right turning vehicle；
Pedestrian phases P1, to the pedestrian for controlling south and north flanks crossing；
Pedestrian phases P2, to the pedestrian for controlling thing both sides crossing.
Using above-mentioned phase place, Full Traffic-Actuated comprehensively treats that row control crossing can adopt 2 kinds of phase place DISPLAY ORDERs：
(1) north and south turn left preposition, thing turn left it is preposition；
(2) north and south preposition, thing straight trip of turning left is preposition.
North and south left-hand rotation is preposition, thing turns left, and preposition phase place DISPLAY ORDER has following 8 kinds substantially current states, state 1
Perform successively, move in circles to state 8：
State 1：Phase place K1, K11, K21 show green light；
State 2：Phase place K1, K21 shows green light；
State 3：Phase place K2, K21, K12 show green light；
State 4：Phase place K2, K12 shows green light；
State 5：Phase place K1, P2, K12, K22 show green light；
State 6：Phase place K1, P2, K22 show green light；
State 7：Phase place K2, P1, K22, K11 show green light；
State 8：Phase place K2, P1, K11 show green light.
North and south left-hand rotation is preposition, thing is kept straight on, and preposition phase place DISPLAY ORDER has following 8 kinds substantially current states, state 1
Perform successively, move in circles to state 8：
State 1：Phase place K1, K11, K22 show green light；
State 2：Phase place K1, K22 shows green light；
State 3：Phase place K2, P1, K22, K12 show green light；
State 4：Phase place K2, P1, K12 show green light；
State 5：Phase place K1, P2, K12, K21 show green light；
State 6：Phase place K1, P2, K21 show green light；
State 7：Phase place K2, K21, K11 show green light；
State 8：Phase place K2, K11 shows green light.
Full Traffic-Actuated comprehensively treats that the green time distribution of row control crossing follows following 6 principles：
In (1) 1 signal period, each main signal phase place can show No. 2 green lights (1 service left-hand rotation motor vehicles, 1 time
Service straight trip and right turning vehicle), each pre-signal phase place and pedestrian phases only show No. 1 green light；
(2) in order to maximally utilise comprehensive Dai Hang areas savings motor vehicles, when the earliest green light of pre-signal phase place opens bright
The red light for carving the main signal phase place equal to the phase place downstream opens the bright moment；
(3) if continuously sailing comprehensive Dai Hang areas into without vehicle, the earliest green light finish time of pre-signal phase place is equal to the phase place
The red light finish time of the main signal phase place in downstream；
(4) if there is vehicle continuously to sail comprehensive Dai Hang areas into, the finish time of green light at the latest of pre-signal phase place is equal to the phase place
The maximum green time of the main signal phase place in downstream deducts comprehensive Dai Hang areas and empties time needed for vehicle；
(5) at the end of the green light of next green light main signal phase place opens green light of the bright moment equal to current green light main signal phase place
Carve the copper sulfate basic with next green light main signal phase place plus current green light main signal phase place；
(6) green time of pedestrian phases services the minimum green time of straight trip and right turning vehicle according to concurrent master phase
And the copper sulfate basic of correlation determines.
4th, traffic data detection
It is that " near-end detector " is laid in every track at main signal stop line upstream 40m.Each near-end detector is from institute
In minimum green time finish time to the green light finish time of the main signal phase place in import direction, Real-time Collection time headway number
According to.
It is that " remote sensor " is laid in every track at pre-signal stop line 1～3m of downstream.Each remote sensor is certainly
The red light finish time of the main signal phase place in place import direction to green light finish time, Real-time Collection time headway data.
5th, green time management
(1) pre-signal phase place
For the green time management of current green light pre-signal phase place produces the traffic events [TE for affectingpre(no.)] wrap
Include：
TEpre(1)：The main signal phase place in current green light pre-signal phase place downstream is in red light finish time or is showing
Green light；
TEpre(2)：The green time of the main signal phase place in current green light pre-signal phase place downstream reaches maximum green time
Deduct remote sensor and confirm that synthesis Dai Hang areas empty the time headway threshold value of vehicle；
TEpre(3)：Current green light pre-signal phase place continuously sails comprehensive Dai Hang areas into without vehicle, i.e. the affiliated track of the phase place is pre-
The time headway of the remote sensor collection in signal stop line downstream successively confirms that vehicle continuously passes through more than such detector to be needed
The time headway threshold value asked；
TEpre(4)：The green time of the main signal phase place in current green light pre-signal phase place downstream reaches minimum green time；
TEpre(5)：The main signal phase place in current green light pre-signal phase place downstream without the continuous close main signal stop line of vehicle,
The time headway of most near-end detectors collection in each the import direction i.e. belonging to the phase place is successively more than such detection
Device confirm vehicle continuously pass through demand time headway threshold value.
When following condition is met for the moment, current green light pre-signal phase place cuts off immediately green light, TEpre(no.)=1 represent
Traffic events TEpre(no.) occurred or occurred, TEpre(no.) traffic events TE=0 is representedpre(no.) not yet occur：
Condition 1：[TEpre(1)=1] ＆ [TEpre(3)=1]；
Condition 2：[TEpre(1)=1] ＆ [TEpre(4)=1] ＆ [TEpre(5)=1]；
Condition 3：TEpre(2)=1.
(2) main signal phase place
For the green time management of current green light main signal phase place produces the traffic events [TE for affectingmain(no.)] wrap
Include：
TEmain(1)：The green time of current green light main signal phase place reaches minimum green time；
TEmain(2)：The green time of current green light main signal phase place reaches maximum green time；
TEmain(3)：All pre-signal phase places of current green light main signal phase place upstream show amber light or red light；
TEmain(4)：Current green light main signal phase place is without belonging to vehicle continuous close main signal stop line, the i.e. phase place
The time headway of most near-end detectors collection in each import direction successively confirms that vehicle is continuous more than such detector
The time headway threshold value of current demand；
TEmain(5)：The comprehensive Dai Hang areas in each the import direction belonging to current green light main signal phase place have emptied vehicle,
It is true that the time headway of all remote sensors collection in each the import direction i.e. belonging to the phase place is simultaneously greater than such detector
Recognize comprehensive Dai Hang areas empty the time headway threshold value of vehicle, all near-end detectors collection time headway be simultaneously greater than such inspection
Survey device and confirm that synthesis Dai Hang areas empty the time headway threshold value of vehicle.
When following condition is met for the moment, current green light main signal phase place cuts off immediately green light, TEmain(no.)=1 represent
Traffic events TEmain(no.) occurred or occurred, TEmain(no.) traffic events TE=0 is representedmain(no.) not yet send out
It is raw：
Condition 1：[TEmain(1)=1] ＆ [TE (3)main=1] ＆ [TEmain(4)=1] ＆ [TEmain(5)=1]；
Condition 2：[TEmain(2)=1] ＆ [TEmain(5)=1].
(3) pedestrian phases
If the green time of current green light pedestrian phases reaches services straight trip with right turning vehicle according to concurrent master phase
The green time that the copper sulfate basic of minimum green time and correlation is calculated, current green light pedestrian phases cut off immediately green
Lamp.
Description of the drawings
Fig. 1 is the traffic control device figure that Full Traffic-Actuated comprehensively treats row control crossing.
Fig. 2 is the phase bit number figure that Full Traffic-Actuated comprehensively treats row control crossing.
Fig. 3 is the phase place DISPLAY ORDER figure that Full Traffic-Actuated comprehensively treats row control crossing.
Specific embodiment
As a example by be all the decussation mouth that the two road in two-way 6 track are intersected, Full Traffic-Actuated synthesis is introduced
Treat the embodiment of row control method.
The selection of traffic control device and mounting means, are shown in Fig. 1.1st class changeable-message sign has 2 kinds of dispaly states,
2nd class changeable-message sign has 4 kinds of dispaly states, the phase place DISPLAY ORDER implemented after being enabled according to convention traffic control, holds
Row state 3a or state 3b.
Phase place numbering, is shown in Fig. 2.K1 is the downstream master phase of K11, K12 and concurrent with P2, under K2 K21, K22
Trip master phase and concurrent with P1.
Two kinds of phase place DISPLAY ORDERs, are shown in Fig. 3., phase place DISPLAY ORDER that thing left-hand rotation preposition preposition for north and south left-hand rotation, if
Phase place K11 continuously sails comprehensive Dai Hang areas into without vehicle, can be with skip state 1；If phase place K21 is continuously sailed into without vehicle and comprehensively waits to go
Area, can be with skip state 3；If phase place K12 continuously sails comprehensive Dai Hang areas into without vehicle, can be with skip state 5；If phase place K22 without
Vehicle continuously sails comprehensive Dai Hang areas into, can be with skip state 7.Phase place preposition for north and south left-hand rotation, that thing straight trip is preposition shows
Sequentially, if phase place K11 continuously sails comprehensive Dai Hang areas into without vehicle, can be with skip state 1；If phase place K22 is continuously sailed into without vehicle
Comprehensive Dai Hang areas, can be with skip state 3；If phase place K12 continuously sails comprehensive Dai Hang areas into without vehicle, can be with skip state 5；If phase
Position K21 continuously sails comprehensive Dai Hang areas into without vehicle, can be with skip state 7.
Near-end detector confirm vehicle continuously pass through demand time headway threshold value take 3s.
Remote sensor confirm vehicle continuously pass through demand time headway threshold value take 2s.
Near-end detector confirms that synthesis Dai Hang areas empty the time headway threshold value of vehicle and take 3s.
Remote sensor confirms that synthesis Dai Hang areas empty the time headway threshold value of vehicle and treat row section length and car equal to comprehensive
The ratio of road restricted speed simultaneously rounds up.
Traffic events TEpre(5) the most near-end detectors in refer to 3 near-end detectors in each import direction
In any 2.
Traffic events TEmain(4) the most near-end detectors in refer to 3 near-end detectors in each import direction
In any 2.
Claims (1)
1. a kind of Full Traffic-Actuated comprehensively treats row control method, including implementation condition, traffic control device, traffic circulation tissue, friendship
Logical Data Detection, green time manage five aspects, it is characterised in that：
First, implementation condition
(1) synthesis in each import direction treats that row section length is not less than 50m；
(2) the import track sum in each import direction is identical；
(3) the exit lane sum of each Way out is identical；
(4) the left-hand rotation motor vehicles conventional operation track in relative import direction is non-intersect；
2nd, traffic control device
Full Traffic-Actuated comprehensively treats that the traffic control device that row control crossing is selected includes main signal light, pre-signal lamp, variable letter
The road traffic marking of breath mark, auxiliary sign and routine；
To the original position to exit ramp, installed using cantilevered, for every track after main signal stop line 1 group of master is provided
Signal lighties, every group of main signal light is made up of vertically disposed 5 graphic elements, is respectively from top to bottom red circular, yellow circle
Shape, green circle, yellow arrows, green arrow；Graphic element, left-hand rotation car are used according to the lane function after main signal stop line
Road uses red circular, yellow arrows, green arrow, Through Lane, straight trip or left turn lane, straight trip or right-turn lane to use red
Color is circular, yellow is circular, green is circular；
At pre-signal stop line 5～10m of downstream, installed using cantilevered, for every track after pre-signal stop line 1 is provided
Group pre-signal lamp, the pre-signal lamp of fast lane is made up of vertically disposed 4 graphic elements, is respectively from top to bottom red arrow
Head, blinking yellow illumination circle, yellow arrows, green arrow；The pre-signal lamp in other tracks is by vertically disposed 3 graphic element structures
Into being respectively from top to bottom that red circular, yellow/blinking yellow illumination be circular, green is circular；Enable comprehensive when row control, according to
Lane function after pre-signal stop line uses graphic element, left turn lane to use red arrow, yellow arrows, green arrow,
Through Lane, straight trip or right-turn lane are circular, green circular using red circular, yellow；When enabling convention traffic control, own
Track is only circular using blinking yellow illumination；
1st class changeable-message sign is installed at main signal stop line 1～5m of upstream, it is by 1 group of variable characters above
Mark and 1 group of underlying changeable driveway travel direction mark are constituted；The display content of variable characters mark includes comprehensive treating
During row control is enabled, convention traffic control enables；The display content of the changeable driveway travel direction mark of fast lane includes
Turn left to be oriented to arrow, straight trip to be oriented to arrow, straight trip or turn left to be oriented to arrow；The changeable driveway travel direction mark of kerb lane
Display content includes turning left to be oriented to arrow, straight trip or turning right being oriented to arrow；The changeable driveway travel direction mark of middle lane
Display content includes that turning left to be oriented to arrow, straight trip is oriented to arrow；
At pre-signal stop line 5～10m of downstream and at 40～50m of upstream, the 2nd class changeable-message sign is respectively mounted, it
It is made up of 1 group of variable characters mark above and 1 group of underlying changeable driveway travel direction mark；Variable characters mark
The display content of will include comprehensive control to be gone enable in, during convention traffic control enables；The changeable driveway traveling of fast lane
The display content of Directional Sign includes turning left to be oriented to arrow, straight trip or turns left to be oriented to arrow；The changeable driveway traveling of kerb lane
Directional Sign shows straight trip or turns right and is oriented to arrow；The changeable driveway travel direction mark of middle lane shows that straight trip is oriented to arrow
Head；
The auxiliary sign of " no through traffic during when red " is installed on pre-signal lamp stand；
40m is applied and is drawn No striding lane line in the same direction apart from interior after main signal stop line；The 40m after pre-signal stop line
Apart from interior, apply and draw No striding lane line in the same direction；No striding track boundary in the same direction from pre-signal stop line to downstream
Line starting point, applies to draw may span across lane line in the same direction；Autonomic signals stop line is forbidden applying to pre-signal stop line upstream 40m
Draw any guiding arrow；
3rd, traffic circulation tissue
Full Traffic-Actuated comprehensively treats that the phase place numbering of row control crossing is as follows：
Main signal phase place K1, to control north and south import main signal stop line after motor vehicles；
Main signal phase place K2, to control thing import main signal stop line after motor vehicles；
Pre-signal phase place K11, to control north and south import pre-signal stop line after left-hand rotation motor vehicles；
Pre-signal phase place K12, to control north and south import pre-signal stop line after straight trip and right turning vehicle；
Pre-signal phase place K21, to control thing import pre-signal stop line after left-hand rotation motor vehicles；
Pre-signal phase place K22, to control thing import pre-signal stop line after straight trip and right turning vehicle；
Pedestrian phases P1, to the pedestrian for controlling south and north flanks crossing；
Pedestrian phases P2, to the pedestrian for controlling thing both sides crossing；
Using above-mentioned phase place, Full Traffic-Actuated comprehensively treats that row control crossing can adopt 2 kinds of phase place DISPLAY ORDERs：
(1) north and south turn left preposition, thing turn left it is preposition；
(2) north and south preposition, thing straight trip of turning left is preposition；
North and south left-hand rotation is preposition, thing turns left, and preposition phase place DISPLAY ORDER has following 8 kinds substantially current states, and state 1 is to shape
State 8 performs successively, moves in circles：
State 1：Phase place K1, K11, K21 show green light；
State 2：Phase place K1, K21 shows green light；
State 3：Phase place K2, K21, K12 show green light；
State 4：Phase place K2, K12 shows green light；
State 5：Phase place K1, P2, K12, K22 show green light；
State 6：Phase place K1, P2, K22 show green light；
State 7：Phase place K2, P1, K22, K11 show green light；
State 8：Phase place K2, P1, K11 show green light；
North and south left-hand rotation is preposition, thing is kept straight on, and preposition phase place DISPLAY ORDER has following 8 kinds substantially current states, and state 1 is to shape
State 8 performs successively, moves in circles：
State 1：Phase place K1, K11, K22 show green light；
State 2：Phase place K1, K22 shows green light；
State 3：Phase place K2, P1, K22, K12 show green light；
State 4：Phase place K2, P1, K12 show green light；
State 5：Phase place K1, P2, K12, K21 show green light；
State 6：Phase place K1, P2, K21 show green light；
State 7：Phase place K2, K21, K11 show green light；
State 8：Phase place K2, K11 shows green light；
Full Traffic-Actuated comprehensively treats that the green time distribution of row control crossing follows following 6 principles：
In (1) 1 signal period, each main signal phase place can show No. 2 green lights (1 service left-hand rotation motor vehicles, 1 service
Straight trip and right turning vehicle), each pre-signal phase place and pedestrian phases only show No. 1 green light；
(2) in order to maximally utilise comprehensive Dai Hang areas savings motor vehicles, the earliest green light of pre-signal phase place opens bright moment etc.
The bright moment is opened in the red light of the main signal phase place in the phase place downstream；
(3) if continuously sailing comprehensive Dai Hang areas into without vehicle, the earliest green light finish time of pre-signal phase place is equal to the phase place downstream
Main signal phase place red light finish time；
(4) if there is vehicle continuously to sail comprehensive Dai Hang areas into, the finish time of green light at the latest of pre-signal phase place is equal to the phase place downstream
The maximum green time of main signal phase place deduct comprehensive Dai Hang areas and empty time needed for vehicle；
(5) green light of next green light main signal phase place opens the bright moment and adds equal to green light finish time of current green light main signal phase place
Go up the copper sulfate basic of current green light main signal phase place and next green light main signal phase place；
(6) green time of pedestrian phases according to concurrent master phase service straight trip and right turning vehicle minimum green time and
Related copper sulfate basic determines；
4th, traffic data detection
It is that " near-end detector " is laid in every track at main signal stop line upstream 40m；Each near-end detector from be located into
Minimum green time finish time to the green light finish time of the main signal phase place in mouth direction, Real-time Collection time headway data；
It is that " remote sensor " is laid in every track at pre-signal stop line 1～3m of downstream；Each remote sensor is from place
The red light finish time of the main signal phase place in import direction to green light finish time, Real-time Collection time headway data；
5th, green time management
(1) pre-signal phase place
For the green time management of current green light pre-signal phase place produces the traffic events [TE for affectingpre(no.)] include：
TEpre(1)：The main signal phase place in current green light pre-signal phase place downstream is in red light finish time or is showing green light；
TEpre(2)：The green time of the main signal phase place in current green light pre-signal phase place downstream reaches maximum green time and deducts
Remote sensor confirms that synthesis Dai Hang areas empty the time headway threshold value of vehicle；
TEpre(3)：Current green light pre-signal phase place continuously sails the affiliated track pre-signal of comprehensive Dai Hang areas, the i.e. phase place into without vehicle
The time headway of the remote sensor collection in stop line downstream successively confirms that vehicle continuously passes through demand more than such detector
Time headway threshold value；
TEpre(4)：The green time of the main signal phase place in current green light pre-signal phase place downstream reaches minimum green time；
TEpre(5)：That is, the main signal phase place in current green light pre-signal phase place downstream should without the continuous close main signal stop line of vehicle
The time headway of most near-end detectors collection in each the import direction belonging to phase place is successively true more than such detector
Recognize vehicle continuously pass through demand time headway threshold value；
When following condition is met for the moment, current green light pre-signal phase place cuts off immediately green light, TEpre(no.) traffic=1 is represented
Event TEpre(no.) occurred or occurred, TEpre(no.) traffic events TE=0 is representedpre(no.) not yet occur：
Condition 1：[TEpre(1)=1] ＆ [TEpre(3)=1]；
Condition 2：[TEpre(1)=1] ＆ [TEpre(4)=1] ＆ [TEpre(5)=1]；
Condition 3：TEpre(2)=1；
(2) main signal phase place
For the green time management of current green light main signal phase place produces the traffic events [TE for affectingmain(no.)] include：
TEmain(1)：The green time of current green light main signal phase place reaches minimum green time；
TEmain(2)：The green time of current green light main signal phase place reaches maximum green time；
TEmain(3)：All pre-signal phase places of current green light main signal phase place upstream show amber light or red light；
TEmain(4)：Current green light main signal phase place is entered without each belonging to vehicle continuous close main signal stop line, the i.e. phase place
The time headway of most near-end detectors collection in mouth direction successively confirms that vehicle is continuously current more than such detector to be needed
The time headway threshold value asked；
TEmain(5)：The comprehensive Dai Hang areas in each the import direction belonging to current green light main signal phase place have emptied vehicle, i.e. the phase
The time headway of all remote sensors collection in each the import direction belonging to position is simultaneously greater than such detector and confirms comprehensively
Dai Hang areas empty the time headway threshold value of vehicle, to be simultaneously greater than such detector true for the time headway of all near-end detectors collection
Recognize the time headway threshold value that comprehensive Dai Hang areas empty vehicle；
When following condition is met for the moment, current green light main signal phase place cuts off immediately green light, TEmain(no.) traffic=1 is represented
Event TEmain(no.) occurred or occurred, TEmain(no.) traffic events TE=0 is representedmain(no.) not yet occur：
Condition 1：[TEmain(1)=1] ＆ [TE (3)main=1] ＆ [TEmain(4)=1] ＆ [TEmain(5)=1]；
Condition 2：[TEmain(2)=1] ＆ [TEmain(5)=1]；
(3) pedestrian phases
If the green time of current green light pedestrian phases reaches the minimum that straight trip and right turning vehicle are serviced according to concurrent master phase
The green time that the copper sulfate basic of green time and correlation is calculated, current green light pedestrian phases cut off immediately green light.
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| CN111785038A (en) * | 2020-06-11 | 2020-10-16 | 大连理工大学 | Single-point full-induction type signal timing method based on green light extended request area utilization rate |
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| CN111815969B (en) * | 2020-06-18 | 2022-03-15 | 广东振业优控科技股份有限公司 | Method for setting free turning area based on symmetric phase unbalanced traffic flow intersection |
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| CN113409595A (en) * | 2021-08-02 | 2021-09-17 | 西南交通大学 | Intersection signal control method adopting intermittent lane |
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