CN103426315B - Be applicable to the caducous traffic control method of getting up early and the system of flat peak or offpeak period - Google Patents
Be applicable to the caducous traffic control method of getting up early and the system of flat peak or offpeak period Download PDFInfo
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- CN103426315B CN103426315B CN201310301900.5A CN201310301900A CN103426315B CN 103426315 B CN103426315 B CN 103426315B CN 201310301900 A CN201310301900 A CN 201310301900A CN 103426315 B CN103426315 B CN 103426315B
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Abstract
A kind of caducous traffic control method of getting up early and system being applicable to flat peak or offpeak period of the present invention, by first lighting craspedodrome green light first schedule time t1, light craspedodrome green light and turning green light second schedule time t2 again, finally craspedodrome green light extinguishing turning green light is lit the 3rd schedule time t3 simultaneously; In the first schedule time t1, ensure that through vehicles first passes through, the situation that compacting of turning during green light while of avoiding turning simultaneously and keeping straight on is kept straight on occurs; At the second schedule time t2, craspedodrome and turning vehicle are advanced simultaneously, and utilize safe distance between vehicles to intert current, the vehicle that flat peak or offpeak period are sailed into passes through intersection as early as possible; In the 3rd schedule time t3, make the turning vehicle being parked in turning area to be transferred have a safety to sail out of the guard time of cleaning the street at road junction, facilitate the vehicle pass-through in other directions follow-up.The present invention makes full use of and can intert critical gap theory, namely improves each side's vehicle quickly through crossing, ensure that driving efficiency and the traffic safety of flat peak or offpeak period.
Description
Technical field
Traffic control method of the present invention, the specifically a kind of caducous traffic control method of getting up early and system being applicable to flat peak or offpeak period.
Background technology
Rational traffic organization method is the important component part of intelligent transportation system (ITS), it is by flat peak or all directions wagon flow change in offpeak period intersection is frequent, spacing comparatively greatly premised on.At Ping Feng, offpeak period, the vehicle flowrate of intersection is very unstable, and according to phase place, the loss of clearance green light is large respectively, and crossing traffic efficiency reduces.If let pass to organize vehicle according to two phase place (lamp all over the screen) the clearance method generally adopted at present, then current order is relatively chaotic, so-called two phase place release manner adopts craspedodrome and left-hand bend green light (certainly, for the country that implementation is kept to the left, then that craspedodrome and right-hand bend green light light simultaneously) light simultaneously, make through vehicles and left-hand bend vehicle pass through intersection simultaneously, so both added the conflict point of craspedodrome and left turning vehicle, crossing is easily caused again to drive a vehicle disorder, after green light terminates, cannot ensure that left turning vehicle effectively passes through crossing, simultaneously because left-hand bend vehicle is shorter than through vehicles path by the driving path at crossing, frequent appearance left-hand bend vehicle compacting through vehicles (main vehicle direct of travel) normal pass, in effective right of way, vehicle cannot normal through crossing, crossing traffic efficiency reduces.
In present specification, turning green light refers to left-hand bend green light in the country kept to the right, and refers to right-hand bend green light in the country kept to the left.
Summary of the invention
For this reason, to be solved by this invention is the technical matters that the existing crossing traffic efficiency brought according to phase place clearance green light and two phase place release manner is low, provides a kind of caducous traffic control method of the getting up early being applicable to flat peak or offpeak period and the system that effectively can improve crossing traffic efficiency.
For solving the problems of the technologies described above, the technical solution used in the present invention is as follows:
A kind of caducous traffic control method of getting up early being applicable to flat peak or offpeak period is provided, comprises the steps:
Detect and judge whether intersection is in the pre-treatment step of flat peak or offpeak period, and proceeding to step S1 when judging that described intersection is in flat peak or offpeak period;
S1: control currently to treat that the first schedule time t1 lighted by the craspedodrome green light on through lane and this current craspedodrome green light treated on the subtend track of through lane;
S2: in this prior after the first schedule time t1 lighted by the craspedodrome green light on through lane and this current craspedodrome green light on the subtend track of through lane, controls this and currently treats that the craspedodrome green light on through lane and left-hand rotation green light and this are current and treat that the second schedule time t2 lighted by craspedodrome green light on the subtend track of through lane and left-hand rotation green light simultaneously;
S3: in this prior after the second schedule time t2 lighted by the craspedodrome green light on through lane and left-hand rotation green light and this current craspedodrome green light on the subtend track of through lane and left-hand rotation green light simultaneously, control this current treat the craspedodrome green light on through lane and this currently treat that craspedodrome green light on the subtend track of through lane extinguishes, this is current treats that the left-hand rotation green light on through lane and this current left-hand rotation green light treated on the subtend track of through lane continue to light the 3rd schedule time t3;
Wherein, described first schedule time t1 is equal to, or greater than first the car waited on each Through Lane and sails out of safely the time needed with opposite left turning vehicle conflict point; Described second schedule time t2 is greater than zero, and described first schedule time t1 and described second schedule time t2 sum are equal to, or greater than the time of pedestrains safety by needing waited for and keeping straight on; Described 3rd schedule time t3 is for being greater than zero.
First schedule time t1 described in described step S1 is the time that all described wait vehicles calculated according to the wait vehicle fleet size on the Through Lane detected in real time sail out of needs; The all left turning vehicles being in described left-hand rotation Dai Hang district that the quantity that 3rd schedule time t3 described in described step S3 is in the turning vehicle in left-hand rotation Dai Hang district when being and extinguishing according to the described craspedodrome green light detected in real time calculates sail out of the time of needs.
5S≤t1≤12S and 5S≤t3≤12S.
In step S1, S2 and S3, comprise the step controlling right-hand rotation green light and light again after the 4th schedule time t4 lighted by craspedodrome green light always all simultaneously, wherein, the 4th schedule time t4 waits for that the bicycle of keeping straight on sails out of the time of the region needs that right turning vehicle passes through.
Meanwhile, additionally provide a kind of caducous traffic control system of getting up early being applicable to flat peak or offpeak period, comprising:
Pretreatment module, for detecting and judging whether intersection is in flat peak or offpeak period, and judging that described intersection controls the first control module and starts working when being in flat peak or offpeak period;
Described first control module, for controlling currently to treat that the first schedule time t1 lighted by the craspedodrome green light on through lane and this current craspedodrome green light treated on the subtend track of through lane;
Second control module, for in this prior after the first schedule time t1 lighted by the craspedodrome green light on through lane and this current craspedodrome green light on the subtend track of through lane, control this and currently treat that the craspedodrome green light on through lane and left-hand rotation green light and this are current and treat that the second schedule time t2 lighted by craspedodrome green light on the subtend track of through lane and left-hand rotation green light simultaneously;
3rd control module, for in this prior after the second schedule time t2 lighted by the craspedodrome green light on through lane and left-hand rotation green light and this current craspedodrome green light on the subtend track of through lane and left-hand rotation green light simultaneously, control this current treat the craspedodrome green light on through lane and this currently treat that craspedodrome green light on the subtend track of through lane extinguishes, this is current treats that the left-hand rotation green light on through lane and this current left-hand rotation green light treated on the subtend track of through lane continue to light the 3rd schedule time t3;
Wherein, described first schedule time t1 is equal to, or greater than first the car waited on each Through Lane and sails out of safely the time needed with opposite left turning vehicle conflict point; Described second schedule time t2 is greater than zero, and described first schedule time t1 and described second schedule time t2 sum are equal to, or greater than the time of pedestrains safety by needing waited for and keeping straight on; Described 3rd schedule time t3 is for being greater than zero.
Described first schedule time t1 in described first control module is the time that all described wait vehicles calculated according to the wait vehicle fleet size on the Through Lane detected in real time sail out of needs; The all turning vehicles being in described turning Dai Hang district that the quantity that 3rd schedule time t3 described in described step S3 is in the turning vehicle in turning Dai Hang district when being and extinguishing according to the described craspedodrome green light detected in real time calculates sail out of the time of needs.
5S≤t1≤12S and 5S≤t3≤12S.
Technique scheme of the present invention has the following advantages compared to existing technology:
The caducous traffic control method of getting up early and the system being applicable to flat peak or offpeak period of the present invention, by first lighting craspedodrome green light first schedule time t1, and then light craspedodrome green light and turning green light (left-hand rotation green light or right-hand rotation green light) the second schedule time t2 simultaneously, finally craspedodrome green light extinguishing turning green light is lit the 3rd schedule time t3; First, in the first schedule time t1, ensure that through vehicles first passes through, the situation that compacting of turning during green light while of avoiding turning simultaneously and keeping straight on is kept straight on occurs; Then, at the second schedule time t2, keep straight on and turning vehicle advance simultaneously, utilize safe distance between vehicles intert pass through, the vehicle that flat peak or offpeak period are sailed into as early as possible by intersection, without the need to very long wait; Finally, in the 3rd schedule time t3, make the turning vehicle being parked in turning area to be transferred have a safety to sail out of the guard time of cleaning the street at road junction, facilitate the vehicle pass-through in other directions follow-up.The present invention makes full use of and can intert critical gap theory, namely improves each side's vehicle quickly through crossing, improves road efficiency, at utmost evaded again vehicle collision point, ensure that driving efficiency and the traffic safety of flat peak or offpeak period.
Described first schedule time t1 is wait vehicle fleet size by detecting in real time on described Through Lane and then calculates the time that all described wait vehicles sail out of needs; Described 3rd schedule time t3 is in the turning vehicle in turning Dai Hang district quantity when being by detecting described craspedodrome green light in real time and extinguishing calculates the time that all turning vehicles being in described turning Dai Hang district sail out of needs.Control is more become more meticulous, wait vehicle on each track of real-time detection also calculates the first corresponding schedule time t1 and the 3rd schedule time t3, vehicle is dropped to minimum by conflict during crossing, make of the present invention be applicable to flat peak or offpeak period the caducous traffic control method of getting up early and system more targeted, traffic efficiency is higher.
For the wait vehicle on flat peak or offpeak period Through Lane and turning roadway, select 5S≤t1≤12S or 5S≤t3≤12S, give to wait for through vehicles and turning vehicle sufficient time of departure, the concrete time is determined by the size at crossing, crossing is larger, it is longer that the through vehicles waited for sails out of the time needed with opposite left turning vehicle conflict point, otherwise the time then needed is shorter; Keep straight on and turn fully to intert in the t2 time simultaneously ensureing to account for control cycle major part period and carry out, guarantee crossing traffic efficiency, avoids subsequent vehicle to cross and waits as long for.
Accompanying drawing explanation
In order to make content of the present invention be more likely to be clearly understood, below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
Fig. 1 is the caducous traffic control method process flow diagram of the getting up early being applicable to flat peak or offpeak period of one embodiment of the invention;
Fig. 2 is the signal lamp clearance precedence diagram in the caducous traffic control method of the getting up early being applicable to flat peak or offpeak period of one embodiment of the invention;
Fig. 3 is that thing shown in Fig. 2 is kept straight on, turning right to let pass controls schematic diagram;
Fig. 4 is the craspedodrome of thing shown in Fig. 2, left-hand rotation, right-hand rotation clearance control schematic diagram;
Fig. 5 is that thing shown in Fig. 2 turns left, turns right; Turn right to let pass and control schematic diagram in north and south;
Fig. 6 is that keep straight in north and south shown in Fig. 2, turning right to let pass controls schematic diagram;
Fig. 7 is the craspedodrome of north and south shown in Fig. 2, left-hand rotation, right-hand rotation clearance control schematic diagram;
Fig. 8 turns left, turns right in north and south shown in Fig. 2; Thing is turned right to let pass and is controlled schematic diagram;
Fig. 9 is the caducous traffic control system structured flowchart of the getting up early being applicable to flat peak or offpeak period of one embodiment of the invention.
Embodiment
Shown in Figure 1, for a kind of caducous traffic control method of getting up early being applicable to flat peak or offpeak period of one embodiment of the invention, so-called getting up early is caducous, for be through vehicles green light relative to left turning vehicle green light light with the fall time comparatively speaking, specifically, craspedodrome green light is more Zao than left-hand rotation green light to be lighted, and the craspedodrome green light extinguishing more Zao than left-hand rotation green light when extinguishing; Comprise the steps:
S1: control craspedodrome green light and light the first schedule time t1; Now, the straightgoing vehicle waited at crossing passes through smoothly, and meanwhile, turning vehicle drives to turning Dai Hang district.
S2: after the first schedule time t1 lighted by craspedodrome green light, controls craspedodrome green light and the second schedule time t2 lighted by turning green light simultaneously; Now, stop-light is equivalent to be in traditional lamp state all over the screen, and the straightgoing vehicle of arrival and the turning vehicle waited in turning Dai Hang district are inserted through.
S3: after the second schedule time t2 lighted by craspedodrome green light and turning green light simultaneously, control craspedodrome green light and extinguish, turning green light continues to light the 3rd schedule time t3; Now, through vehicles wait for, turning vehicle quickly through.
Wherein, described first schedule time t1 is equal to, or greater than first the car waited on each Through Lane and sails out of safely the time needed with opposite left turning vehicle conflict point; Described second schedule time t2 is greater than zero, and described first schedule time t1 and described second schedule time t2 sum are equal to, or greater than the time of pedestrains safety by needing waited for and keeping straight on; Described 3rd schedule time t3 is for being greater than zero.
Preferably, the first schedule time t1 described in the described step S1 in the present embodiment is the time of sailing out of needs according to all described wait vehicle on described Through Lane, and crossing is larger, and described first schedule time t1 is larger; 3rd schedule time t3 described in described step S3 is the time of sailing out of needs according to all turning vehicles being in turning Dai Hang district during described craspedodrome green light extinguishing; Described second schedule time t2 preset according to the current cycle.Wherein, for carrying out the country kept to the right, described finger waiting zone; For carrying out the country kept to the left, described turning Dai Hang district refers to right-hand bend Dai Hang district.
Certainly, as other embodiments, control for simplifying, improve control efficiency, described first schedule time t1, described second schedule time t2 and described 3rd schedule time t3 can preset, as long as the first schedule time t1, described second schedule time t2 and described 3rd schedule time t3 are greater than zero all can realize object of the present invention.Take into full account the magnitude of traffic flow feature of flat peak or offpeak period, and common crossing size, usually, 5S≤t1≤12S and 5S≤t3≤12S.
As other a kind of caducous traffic control method of getting up early being applicable to flat peak or offpeak period of embodiment of the present invention, on the basis of the traffic control method of above-described embodiment, in described step S1, S2 and S3, comprise the step that the right-hand rotation green light that controls non-turn green light or left-hand rotation green light are lighted after the 4th schedule time t4 lighted by craspedodrome green light always again all simultaneously, wherein, the 4th schedule time t4 waits for that the bicycle of keeping straight on sails out of the time of the region needs that right turning vehicle passes through.Give the time current separately of bicycle and pedestrian's safety of keeping straight on like this, avoid the bicycle of craspedodrome and the conflict of right turning vehicle; Turn improve traffic efficiency.Certainly, the prerequisite of this step is provided with left-hand rotation or right-hand rotation pilot lamp, for the intersection not arranging corresponding pilot lamp, is equal to right-hand rotation green light or left-hand rotation green light is lighted always.Wherein, for carrying out the country kept to the right, in described step S1, S2 and S3, controlling described right-hand rotation green light simultaneously and lighting again after the 4th schedule time t4 lighted by craspedodrome green light always, or right-hand rotation pilot lamp is not set; For carrying out the country kept to the left, in described step S1, S2 and S3, controlling described left-hand rotation green light simultaneously and lighting again after the 4th schedule time t4 lighted by craspedodrome green light always, or left-hand rotation pilot lamp is not set.
As other a kind of caducous traffic control method of getting up early being applicable to flat peak or offpeak period of embodiment of the present invention, on the basis of the traffic control method of above-described embodiment, also comprised before described step S1 and detect and judge whether intersection is in the pre-treatment step of flat peak or offpeak period, and proceed to step S1 when judging that described intersection is in flat peak or offpeak period.As a kind of embodiment, by being arranged on ground induction coil on track to obtain wait vehicle, and then judge whether to be in flat peak or ebb according to the criterion prestored, in a such as red light, the vehicle fleet size of period wait is less than two, or the ebb prestored or time period corresponding to flat peak arrive, then judge that this intersection is in offpeak period.
Below be specifically described:
Shown in Figure 2, be the road cross signal lamp clearance precedence diagram of the caducous traffic control method of the getting up early being applicable to flat peak or offpeak period of one embodiment of the invention.Orientation shown in figure is above represent north, represents south down, leftly represents west, rightly represents east.
Fig. 3 thing is kept straight on, right-hand rotation clearance schematic diagram.The lamp phase control module output of thing, North and South direction is set: by the green light terminal 36 of lamp group 8 of keeping straight in east orientation lamp phase control module 68, the green light terminal 39 of right-hand rotation lamp group 9, the red light terminal 31 of left-hand rotation lamp group 7; The green light terminal 18 of western lamp group 2 of keeping straight in lamp phase control module 66, the green light terminal 21 of right-hand rotation lamp group 3, the red light terminal 13 of left-hand rotation lamp group 1 are placed in UNICOM's state, simultaneously by the red light terminal 43 of lamp group 11 of keeping straight in south orientation lamp phase control module 69, the red light terminal 46 of right-hand rotation lamp group 12, the red light terminal 40 of left-hand rotation lamp group 10; The red light terminal 22 of the red light terminal 25 of lamp group 5 of keeping straight in north orientation lamp phase control module 67, the red light terminal 28 of right-hand rotation lamp group 6, left-hand rotation lamp group 4 is placed in UNICOM's state.Realize thing to keep straight on 2 and 8, turned right for 3 and 9 green light 5-8 seconds, guarantee east-west direction main wagon flow Through Lane vehicle 50 and 53, right-turn lane 51 and 54 vehicle pass through crossing smoothly, thing left turn lane 49 and 52 vehicle, at area to be transferred 61 and 62 stop-for-waiting, can avoid left turn lane 49 and 52 vehicle to disturb Through Lane 50 and 53 vehicle pass-through like this.
The craspedodrome of Fig. 4 thing, left-hand rotation, right-hand rotation clearance schematic diagram.The lamp phase control module output of thing, North and South direction is set: by the green light terminal 36 of lamp group 8 of keeping straight in east orientation lamp phase control module 68, the green light terminal 39 of right-hand rotation lamp group 9, the green light terminal 33 of left-hand rotation lamp group 7; The green light terminal 18 of western lamp group 2 of keeping straight in lamp phase control module 66, the green light terminal 21 of right-hand rotation lamp group 3, the green light terminal 15 of left-hand rotation lamp group 1 are placed in UNICOM's state, simultaneously by the red light terminal 43 of lamp group 11 of keeping straight in south orientation lamp phase control module 69, the red light terminal 46 of right-hand rotation lamp group 12, the red light terminal 40 of left-hand rotation lamp group 10; The red light terminal 22 of the red light terminal 25 of lamp group 5 of keeping straight in north orientation lamp phase control module 67, the red light terminal 28 of right-hand rotation lamp group 6, left-hand rotation lamp group 4 is placed in UNICOM's state.Realize that thing keeps straight on 2 and 8, after 3 and 9 green light 5-8 seconds of turning right, thing left-hand rotation green light 1 and 7 lights, Through Lane 50 and 53 and left turn lane 49 and 52 vehicle can intersect quickly through crossing having in safe spacing situation according to vehicle, improve crossing traffic efficiency, decrease green light loss, after 18-25 second lighted by 2 and 8 green lights of keeping straight on, craspedodrome green light 2 and 8 cuts out in advance, is a left turn lane 49 and 52 vehicle reserved clearance time.
Fig. 5 thing turns left, right-hand rotation; North and south right-hand rotation clearance schematic diagram.The lamp phase control module output of thing, North and South direction is set: by the red light terminal 34 of lamp group 8 of keeping straight in east orientation lamp phase control module 68, the green light terminal 39 of right-hand rotation lamp group 9, the green light terminal 33 of left-hand rotation lamp group 7; The red light terminal 16 of western lamp group 2 of keeping straight in lamp phase control module 66, the green light terminal 21 of right-hand rotation lamp group 3, the green light terminal 15 of left-hand rotation lamp group 1 are placed in UNICOM's state, simultaneously by the red light terminal 43 of lamp group 11 of keeping straight in south orientation lamp phase control module 69, the green light terminal 48 of right-hand rotation lamp group 12, the red light terminal 40 of left-hand rotation lamp group 10; The red light terminal 22 of the red light terminal 25 of lamp group 5 of keeping straight in north orientation lamp phase control module 67, the green light terminal 30 of right-hand rotation lamp group 6, left-hand rotation lamp group 4 is placed in UNICOM's state.Realize thing left-hand rotation green light 1 and 7 and turn right 3 and 9 green light independent bright 5-8 second, ensureing that thing left turn lane 49 and 52 vehicle in crossing has the right of way that turns left separately, intersection vehicle is emptied, carry out path resource guarantee for next phase place is current smoothly.
Keep straight in Fig. 6 north and south, right-hand rotation clearance schematic diagram.The lamp phase control module output of thing, North and South direction is set: by the green light terminal 45 of lamp group 11 of keeping straight in south orientation lamp phase control module 69, the green light terminal 48 of right-hand rotation lamp group 12, the red light terminal 40 of left-hand rotation lamp group 10; The red light terminal 22 of the green light terminal 27 of lamp group 5 of keeping straight in north orientation lamp phase control module 67, the green light terminal 30 of right-hand rotation lamp group 6, left-hand rotation lamp group 4 is placed in UNICOM's state, simultaneously by the red light terminal 34 of lamp group 8 of keeping straight in east orientation lamp phase control module 68, the red light terminal 37 of right-hand rotation lamp group 9, the red light terminal 31 of left-hand rotation lamp group 7; The red light terminal 16 of western lamp group 2 of keeping straight in lamp phase control module 66, the red light terminal 19 of right-hand rotation lamp group 3, the red light terminal 13 of left-hand rotation lamp group 1 are placed in UNICOM's state.Realize north and south to keep straight on 5 and 11, turned right for 6 and 12 green light 5-8 seconds, guarantee North and South direction main wagon flow Through Lane vehicle 56 and 59, right-turn lane 57 and 60 vehicle pass through crossing smoothly, north and south left turn lane 55 and 58 vehicle, at area to be transferred 63 and 64 stop-for-waiting, can avoid left turn lane 55 and 58 vehicle to disturb Through Lane 56 and 59 vehicle pass-through like this.
The craspedodrome of Fig. 7 north and south, left-hand rotation, right-hand rotation clearance schematic diagram.The lamp phase control module output of thing, North and South direction is set: by the green light terminal 45 of lamp group 11 of keeping straight in south orientation lamp phase control module 69, the green light terminal 48 of right-hand rotation lamp group 12, the green light terminal 42 of left-hand rotation lamp group 10; The green light terminal 24 of the green light terminal 27 of lamp group 5 of keeping straight in north orientation lamp phase control module 67, the green light terminal 30 of right-hand rotation lamp group 6, left-hand rotation lamp group 4 is placed in UNICOM's state, simultaneously by the red light terminal 34 of lamp group 8 of keeping straight in east orientation lamp phase control module 68, the red light terminal 37 of right-hand rotation lamp group 9, the red light terminal 31 of left-hand rotation lamp group 7; The red light terminal 16 of western lamp group 2 of keeping straight in lamp phase control module 66, the red light terminal 19 of right-hand rotation lamp group 3, the red light terminal 13 of left-hand rotation lamp group 1 are placed in UNICOM's state.Realize that north and south keeps straight on 5 and 11, after 6 and 12 green light 5-8 seconds of turning right, north and south left-hand rotation green light 4 and 10 lights, Through Lane 56 and 59 and left turn lane 55 and 58 vehicle can intersect quickly through crossing having in safe spacing situation according to vehicle, improve crossing traffic efficiency, decrease green light loss, after 18-25 second lighted by 5 and 11 green lights of keeping straight on, craspedodrome green light 5 and 11 cuts out in advance, is a left turn lane 55 and 58 vehicle reserved clearance time.
Turn left in Fig. 8 north and south, right-hand rotation; Thing right-hand rotation clearance schematic diagram.The lamp phase control module output of thing, North and South direction is set: by the red light terminal 43 of lamp group 11 of keeping straight in south orientation lamp phase control module 69, the green light terminal 48 of right-hand rotation lamp group 12, the green light terminal 42 of left-hand rotation lamp group 10; The green light terminal 24 of the red light terminal 25 of lamp group 5 of keeping straight in north orientation lamp phase control module 67, the green light terminal 30 of right-hand rotation lamp group 6, left-hand rotation lamp group 4 is placed in UNICOM's state, simultaneously by the red light terminal 34 of lamp group 8 of keeping straight in east orientation lamp phase control module 68, the green light terminal 39 of right-hand rotation lamp group 9, the red light terminal 31 of left-hand rotation lamp group 7; The red light terminal 16 of western lamp group 2 of keeping straight in lamp phase control module 66, the green light terminal 21 of right-hand rotation lamp group 3, the red light terminal 13 of left-hand rotation lamp group 1 are placed in UNICOM's state.Realize north and south left-hand rotation green light 4 and 10 and turn right 6 and 12 green light independent bright 5-8 second, ensureing that north and south left turn lane 55 and 58 vehicle in crossing has the right of way that turns left separately, intersection vehicle is emptied, carry out path resource guarantee for next phase place is current smoothly.
Shown in Figure 9, be a kind of caducous traffic control system of getting up early being applicable to flat peak or offpeak period of one embodiment of the invention, comprise:
First control module, lights the first schedule time t1 for controlling craspedodrome green light;
Second control module, after lighting the first schedule time t1 at craspedodrome green light, the second schedule time t2 lighted by control craspedodrome green light and turning green light simultaneously;
3rd control module, for after the second schedule time t2 lighted by craspedodrome green light and turning green light simultaneously, control craspedodrome green light and extinguish, turning green light continues to light the 3rd schedule time t3;
Wherein, described first schedule time t1 is equal to, or greater than first the car waited on each Through Lane and sails out of safely the time needed with opposite left turning vehicle conflict point; Described second schedule time t2 is greater than zero, and described first schedule time t1 and described second schedule time t2 sum are equal to, or greater than the time of pedestrains safety by needing waited for and keeping straight on; Described 3rd schedule time t3 is for being greater than zero.
Preferably, described first schedule time in described first control module is the time of sailing out of needs according to all described wait vehicle on described Through Lane; Described 3rd schedule time t3 in described 3rd control module is in the turning vehicle in turning Dai Hang district quantity when being by detecting described craspedodrome green light and extinguishing calculates the time that all turning vehicles being in described turning Dai Hang district sail out of needs.
Certainly, as other embodiments, simplify and control, improve control efficiency, described first schedule time t1, described second schedule time t2 and described 3rd schedule time t3 can preset, as long as the first schedule time t1, described second schedule time t2 and described 3rd schedule time t3 are greater than zero all can realize object of the present invention.Take into full account magnitude of traffic flow feature and the intersection size of flat peak or offpeak period, usually, 5S≤t1≤12S and 5S≤t3≤12S.
As other a kind of caducous traffic control system of getting up early being applicable to flat peak or offpeak period of embodiment of the present invention, on the basis of above-mentioned traffic control system, also comprise the 4th control module, for lighting again after described first control module, described second control module and described 3rd control module work the 4th schedule time t4 always, wherein, 4th schedule time t4 waits for that the bicycle of keeping straight on sails out of the time of the region needs that right turning vehicle passes through, avoid the conflict of right turning vehicle of craspedodrome bicycle, ensure craspedodrome bicycle safety.
As other a kind of caducous traffic control system of getting up early being applicable to flat peak or offpeak period of embodiment of the present invention, on the basis of the traffic control system of above-described embodiment, also comprise pretreatment module, for detecting and judging whether intersection is in flat peak or offpeak period, and judging that described intersection controls described first control module and starts working when being in flat peak or offpeak period.
The caducous traffic control method of getting up early and the system being applicable to flat peak or offpeak period of the present invention, by first lighting craspedodrome green light first schedule time t1, and then light craspedodrome green light and turning green light (left-hand rotation green light or right-hand rotation green light) the second schedule time t2 simultaneously, finally craspedodrome green light extinguishing turning green light is lit the 3rd schedule time t3; First, in the first schedule time t1, ensure that through vehicles first passes through, the situation that compacting of turning during green light while of avoiding turning simultaneously and keeping straight on is kept straight on occurs; Then, at the second schedule time t2, keep straight on and turning vehicle advance simultaneously, utilize safe distance between vehicles intert pass through, the vehicle that flat peak or offpeak period are sailed into as early as possible by intersection, without the need to very long wait; Finally, in the 3rd schedule time t3, make the turning vehicle being parked in turning area to be transferred have a safety to sail out of the guard time of cleaning the street at road junction, facilitate the vehicle pass-through in other directions follow-up.The present invention makes full use of and can intert critical gap theory, namely improves each side's vehicle quickly through crossing, improves road efficiency, at utmost evaded again vehicle collision point, ensure that driving efficiency and the traffic safety of flat peak or offpeak period.Through field survey, after employing control method of the present invention and system, how each signal period of each main intersection is just can by 6-8 car, and flow per hour can increase by more than 500.
Described first schedule time t1 is wait vehicle fleet size by detecting in real time on described Through Lane and then calculates the time that all described wait vehicles sail out of needs; Described 3rd schedule time t3 is in the turning vehicle in turning Dai Hang district quantity when being by detecting described craspedodrome green light in real time and extinguishing calculates the time that all turning vehicles being in described turning Dai Hang district sail out of needs.Control is more become more meticulous, wait vehicle on each track of real-time detection also calculates the first corresponding schedule time t1 and the 3rd schedule time t3, vehicle is dropped to minimum by conflict during crossing, make of the present invention be applicable to flat peak or offpeak period the caducous traffic control method of getting up early and system more targeted, traffic efficiency is higher.
For the wait vehicle on flat peak or offpeak period Through Lane and turning roadway, select 5S≤t1≤8S or 5S≤t3≤8S, give to wait for through vehicles and turning vehicle sufficient time of departure, keep straight on and turn fully to intert in the t2 time simultaneously ensureing to account for control cycle major part period and carry out, ensure crossing traffic efficiency, avoid subsequent vehicle to cross and wait as long for.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And thus the apparent change of extending out or variation be still among the protection domain of the invention.
Claims (2)
1. be applicable to the caducous traffic control method of getting up early of flat peak or offpeak period, it is characterized in that, comprise the steps:
Detect and judge whether intersection is in the pre-treatment step of flat peak or offpeak period, and proceeding to step S1 when judging that described intersection is in flat peak or offpeak period;
S1: control currently to treat that the first schedule time t1 lighted by the craspedodrome green light on through lane and this current craspedodrome green light treated on the subtend track of through lane;
S2: in this prior after the first schedule time t1 lighted by the craspedodrome green light on through lane and this current craspedodrome green light on the subtend track of through lane, controls this and currently treats that the craspedodrome green light on through lane and left-hand rotation green light and this are current and treat that the second schedule time t2 lighted by craspedodrome green light on the subtend track of through lane and left-hand rotation green light simultaneously;
S3: in this prior after the second schedule time t2 lighted by the craspedodrome green light on through lane and left-hand rotation green light and this current craspedodrome green light on the subtend track of through lane and left-hand rotation green light simultaneously, control this current treat the craspedodrome green light on through lane and this currently treat that craspedodrome green light on the subtend track of through lane extinguishes, this is current treats that the left-hand rotation green light on through lane and this current left-hand rotation green light treated on the subtend track of through lane continue to light the 3rd schedule time t3;
Wherein, described first schedule time t1 is equal to, or greater than first the car waited on each Through Lane and sails out of safely the time needed with opposite left turning vehicle conflict point; Described second schedule time t2 is greater than zero, and described first schedule time t1 and described second schedule time t2 sum are equal to, or greater than the time of pedestrains safety by needing waited for and keeping straight on; Described 3rd schedule time t3 for being greater than zero,
First schedule time t1 described in described step S1 is the time that all described wait vehicles calculated according to the wait vehicle fleet size on the Through Lane detected in real time sail out of needs; The all left turning vehicles being in described left-hand rotation Dai Hang district that the quantity that 3rd schedule time t3 described in described step S3 is in the turning vehicle in left-hand rotation Dai Hang district when being and extinguishing according to the described craspedodrome green light detected in real time calculates sail out of the time of needs, 5S≤t1≤12S and 5S≤t3≤12S
In step S1, S2 and S3, comprise the step controlling right-hand rotation green light and light again after the 4th schedule time t4 lighted by craspedodrome green light always all simultaneously, wherein, the 4th schedule time t4 waits for that the bicycle of keeping straight on sails out of the time of the region needs that right turning vehicle passes through.
2. be applicable to the caducous traffic control system of getting up early of flat peak or offpeak period, it is characterized in that, comprising:
Pretreatment module, for detecting and judging whether intersection is in flat peak or offpeak period, and judging that described intersection controls the first control module and starts working when being in flat peak or offpeak period;
Described first control module, for controlling currently to treat that the first schedule time t1 lighted by the craspedodrome green light on through lane and this current craspedodrome green light treated on the subtend track of through lane;
Second control module, for in this prior after the first schedule time t1 lighted by the craspedodrome green light on through lane and this current craspedodrome green light on the subtend track of through lane, control this and currently treat that the craspedodrome green light on through lane and left-hand rotation green light and this are current and treat that the second schedule time t2 lighted by craspedodrome green light on the subtend track of through lane and left-hand rotation green light simultaneously;
3rd control module, for in this prior after the second schedule time t2 lighted by the craspedodrome green light on through lane and left-hand rotation green light and this current craspedodrome green light on the subtend track of through lane and left-hand rotation green light simultaneously, control this current treat the craspedodrome green light on through lane and this currently treat that craspedodrome green light on the subtend track of through lane extinguishes, this is current treats that the left-hand rotation green light on through lane and this current left-hand rotation green light treated on the subtend track of through lane continue to light the 3rd schedule time t3;
Wherein, described first schedule time t1 is equal to, or greater than first the car waited on each Through Lane and sails out of safely the time needed with opposite left turning vehicle conflict point; Described second schedule time t2 is greater than zero, and described first schedule time t1 and described second schedule time t2 sum are equal to, or greater than the time of pedestrains safety by needing waited for and keeping straight on; Described 3rd schedule time t3 for being greater than zero,
Described first schedule time t1 in described first control module is the time that all described wait vehicles calculated according to the wait vehicle fleet size on the Through Lane detected in real time sail out of needs; The all turning vehicles being in described left-hand rotation Dai Hang district that the quantity that 3rd schedule time t3 described in described step S3 is in the turning vehicle in left-hand rotation Dai Hang district when being and extinguishing according to the described craspedodrome green light detected in real time calculates sail out of the time of needs, and 5S≤t1≤12S and 5S≤t3≤12S
In described first, second, third control module, all also light again after the 4th schedule time t4 lighted by craspedodrome green light for controlling right-hand rotation green light always, wherein, the 4th schedule time t4 waits for that the bicycle of keeping straight on sails out of the time of the region needs that right turning vehicle passes through.
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108389406B (en) * | 2018-04-26 | 2020-12-04 | 苏州城方信息技术有限公司 | Automatic division method for signal control time interval |
| CN109285370A (en) * | 2018-10-12 | 2019-01-29 | 深圳市海业创兴科技有限公司 | A kind of block chain intelligent Web traffic light system |
| CN110033626A (en) * | 2019-04-16 | 2019-07-19 | 合肥学院 | A kind of light bar control method and light bar, road left turn waiting zone |
| CN110706476A (en) * | 2019-08-30 | 2020-01-17 | 安锐 | Peak-balancing self-adaptive traffic control method and device |
| CN115311879B (en) * | 2022-08-01 | 2023-11-14 | 初速度(深圳)科技有限公司 | Vehicle control method, device, equipment, medium and vehicle |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1841440A (en) * | 2005-04-01 | 2006-10-04 | 中国科学院自动化研究所 | Traffic crossing signal control method |
| CN101042805A (en) * | 2007-03-09 | 2007-09-26 | 吉林大学 | Control method for single crossing mixed traffic signal |
| CN101763734A (en) * | 2010-01-21 | 2010-06-30 | 上海交通大学 | Traffic signal light intelligent control system and control method thereof |
| JP5037237B2 (en) * | 2007-06-21 | 2012-09-26 | 株式会社京三製作所 | Traffic signal control device and outflow traffic flow prediction method |
-
2013
- 2013-07-18 CN CN201310301900.5A patent/CN103426315B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1841440A (en) * | 2005-04-01 | 2006-10-04 | 中国科学院自动化研究所 | Traffic crossing signal control method |
| CN101042805A (en) * | 2007-03-09 | 2007-09-26 | 吉林大学 | Control method for single crossing mixed traffic signal |
| JP5037237B2 (en) * | 2007-06-21 | 2012-09-26 | 株式会社京三製作所 | Traffic signal control device and outflow traffic flow prediction method |
| CN101763734A (en) * | 2010-01-21 | 2010-06-30 | 上海交通大学 | Traffic signal light intelligent control system and control method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 信号相位的"迟启早断"措施在交叉口交通分析中的运用;卫东;《道路交通》;20111031(第10期);第5-10页 * |
| 直右混行信号控制交叉口自行车提前相位研究;过雁鸣 等;《2008第四届中国智能交通年会论文集》;20081231;第179-185页 * |
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