CN108171966A - Sensor-based pedestrian crossing traffic Signalized control device and control method - Google Patents
Sensor-based pedestrian crossing traffic Signalized control device and control method Download PDFInfo
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- CN108171966A CN108171966A CN201711476514.4A CN201711476514A CN108171966A CN 108171966 A CN108171966 A CN 108171966A CN 201711476514 A CN201711476514 A CN 201711476514A CN 108171966 A CN108171966 A CN 108171966A
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/005—Traffic control systems for road vehicles including pedestrian guidance indicator
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/07—Controlling traffic signals
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Abstract
The present invention proposes a kind of sensor-based pedestrian crossing traffic Signalized control device and control method, belongs to technical field of traffic signal control.Sensor-based pedestrian crossing traffic Signalized control device includes detection module, data processing module, control module, signal controlling machine and traffic lights, wherein：The detection module is used to detect the quantity of pedestrian and pedestrian's street crossing walking speed data of road both ends waiting；The data that the data processing module is used to be detected according to detection module determine green light lighting time and green light scintillation time；Green light lighting time and green light scintillation time that the signal controlling machine is determined according to data processing module control the illuminating state and duration of green light.The present invention monitors number and the stand-by period into detection zone using microwave detector, passes through the monitoring efficiency of superhigh precision, in real time quickly and accurately counting and timing.
Description
Technical field
The present invention relates to technical field of traffic signal control, particularly a kind of sensor-based pedestrian crossing traffic signal
Lamp control device and control method.
Background technology
Many section crossings are dispersed on urban road, these section crossings generally use timing signal
Control, push button signal control or without the one of which in any three kinds of control modes of control measure.The control of timing signal is only
Partial period and part way are adapted to, in face of traffic environment with rapid changepl. never-ending changes and improvements and complicated, trip requirements can not be met.Portion
Region-by-region is there is provided the control of push button signal, and this control method protects pedestrian's street crossing safe to a certain extent, but not
It can fundamentally solve the problems, such as pedestrian's street crossing, after notably the signal control of setting push button occur in some areas, traffic is instead
The phenomenon that being not equal to before.In the section crossing of signal control, if signal setting is improper, it will cause section Vehicle flow
Operation is not smooth, increases motor vehicle performance in operation, aggravates city noise pollution and atmosphere pollution simultaneously, can also influence to cross the street traffic reality
The street crossing of body, such as crossing the street time deficiency causes street crossing traffic entity that cannot complete street crossing behavior within a signal period, crosses the street
Delay increases or traffic entity waits for street crossing overlong time that part traffic entity is caused to be passed through by force, reduces crossing the street in security
Property.
Invention content
The present invention proposes a kind of sensor-based pedestrian crossing traffic Signalized control device.
Realize that technical solution of the invention is：A kind of sensor-based pedestrian crossing traffic Signalized control dress
It puts, which is characterized in that including detection module, data processing module, control module, signal controlling machine and traffic lights,
In：
The detection module is used to detect the quantity of pedestrian and pedestrian's street crossing walking speed data of road both ends waiting；
The data that the data processing module is used to be detected according to detection module determine that green light lighting time and green light dodge
The bright time；
The green light lighting time and green light scintillation time that the signal controlling machine is determined according to data processing module control
The illuminating state and duration of green light.
Preferably, the detection module is microwave remote sensor, video detector or infrared detector.
Preferably, the detection module is placed at the pedestrian's waiting of zebra stripes both ends, the setting of the face zebra stripes other end.
Preferably, green light lighting time is：
Wherein, B represents pedestrian's street crossing length, and D represents crossing width, and V represents pedestrian's street crossing walking speed, Qm=
max(QIt is left, QIt is right) represent to wait for the maximum quantity of pedestrian.
Preferably, green light scintillation time is：
Wherein, B represents pedestrian's street crossing length, and V represents pedestrian's street crossing walking speed.
Preferably, data transfer is carried out by bluetooth or Wifi between detection module and data processing module.
The invention also provides a kind of sensor-based pedestrian crossing traffic Signalized control method, the specific steps are：
Step 1, when car lane signal lamp is green light, and pedestrian crosswalk signal lamp is red light, obtain crossing both ends
The quantity of the pedestrian of waiting；
Step 2, the lighting time according to needed for the quantity of the pedestrian of waiting determines green light judge that lighting time is needed for green light
No is more than the threshold value of setting, if being less than threshold value, is given a green light after crossing red light according to the threshold point of setting, if
More than the threshold value of setting, then crossing green light is lighted according to lighting time needed for green light after crossing red light；
Step 3 lights last 2~4s detections pedestrian crossing speed in crossing green light, determines green light scintillation time；
The determining green light scintillation time of step 4, basis, controls crossing green light shimmery picture should after green light is lighted
Time；
Step 5, crossing green light flicker after, control pedestrian crosswalk signal lamp be red light, car lane signal lamp
For green light.
Compared with prior art, the present invention its remarkable advantage is：(1) present invention uses advanced microwave detector and video
Detector effectively overcomes the defects of traditional induction coil, piezoelectric transducer equally accurate are insufficient, error is big.(2) present invention profit
Number and the stand-by period into detection zone are monitored with microwave detector, it is accurate in real time by the monitoring efficiency of superhigh precision
Quickly counting and timing.(3) knowledge such as comprehensive utilization intelligent transportation of the invention, control, communication have high-precision, real-time, height
The features such as effect.
Further detailed description is done to the present invention below in conjunction with the accompanying drawings.
Description of the drawings
Fig. 1 is a kind of integral frame figure of sensor-based pedestrian's street crossing induction controller of the present invention.
Fig. 2 is a kind of sensor-based pedestrian's street crossing induction control method flow chart of the present invention.
Fig. 3 is the floor plan of the embodiment of the present invention 1.
Specific embodiment
A kind of sensor-based pedestrian crossing traffic Signalized control device, including detection module, data processing module,
Control module, signal controlling machine and traffic lights, wherein：
The detection module is used to detect the quantity of pedestrian and pedestrian's street crossing walking speed data of road both ends waiting；
The data that the data processing module is used to be detected according to detection module determine that green light lighting time and green light dodge
The bright time；
The green light lighting time and green light scintillation time that the signal controlling machine is determined according to data processing module control
The illuminating state and duration of green light.
In further embodiment, the detection module is microwave remote sensor, video detector or infrared detector.
In further embodiment, the detection module is placed at the pedestrian's waiting of zebra stripes both ends, and face zebra stripes are another
End setting.
In further embodiment, green light lighting time is：
Wherein, B represents pedestrian's street crossing length, and D represents crossing width, and V represents pedestrian's street crossing walking speed, Qm=
max(QIt is left, QIt is right) represent to wait for the maximum quantity of pedestrian.
In further embodiment, green light scintillation time is：
Wherein, B represents pedestrian's street crossing length, and V represents pedestrian's street crossing walking speed.
In further embodiment, data biography is carried out by bluetooth or Wifi between detection module and data processing module
It passs.
A kind of sensor-based pedestrian crossing traffic Signalized control method, the specific steps are：
Step 1, when car lane signal lamp is green light, and pedestrian crosswalk signal lamp is red light, obtain crossing both ends
The quantity of the pedestrian of waiting；
Step 2, the lighting time according to needed for the quantity of the pedestrian of waiting determines green light judge that lighting time is needed for green light
No is more than the threshold value of setting, if being less than threshold value, is given a green light after crossing red light according to the threshold point of setting, if
More than the threshold value of setting, then crossing green light is lighted according to lighting time needed for green light after crossing red light,
In, the formula for determining lighting time needed for green light is：
Wherein, B represents pedestrian's street crossing length, and D represents crossing width, when T represents the maximum waiting of each batch pedestrian
Between, V represents pedestrian's street crossing walking speed, Qm=max (QIt is left, QIt is right) represent to wait for the maximum quantity of pedestrian.
Step 3 lights last 2~4s detections pedestrian crossing speed in crossing green light, determines green light scintillation time, really
The formula for determining green light scintillation time is：
Wherein, B represents pedestrian's street crossing length, and V represents pedestrian's street crossing walking speed.
The determining green light scintillation time of step 4, basis, controls crossing green light shimmery picture should after green light is lighted
Time；
Step 5, crossing green light flicker after, control pedestrian crosswalk signal lamp be red light, car lane signal lamp
For green light.
With reference to embodiment, the invention will be further described.
Embodiment 1
With reference to shown in Fig. 3, two infrared detectors are placed at the pedestrian's waiting of zebra stripes both ends respectively, face zebra stripes are another
One end is set, and the first infrared detector 5 is used to detect pedestrian's quantity of the opposite other end of zebra stripes and pedestrian's street crossing walking
Speed, the second infrared detector 6 are used to detect pedestrian's quantity of the opposite other end of zebra stripes and pedestrian's street crossing walking speed.
Two infrared detectors transmit the pedestrian's quantity detected and pedestrian's street crossing walking speed data by Wifi
To data processing module 8, data processing module 8 lighting time and judges green according to needed for the quantity of the pedestrian of waiting determines green light
Whether lighting time needed for lamp is more than the threshold value set, if being less than threshold value, it is determined that green light lighting time is the threshold value of setting
Time, if the threshold value more than setting, it is determined that green light lighting time is lighting time needed for green light.Signal controlling machine 9 is in people's row
The green light lighting time determined after lateral road red light according to data processing module 8 lights crossing green light.In crossing
Green light lights last 2~4s, and infrared detector continues to detect pedestrian crossing speed, determines green light scintillation time and pass the time
Signal controlling machine 9 is passed, between signal controlling machine 9 controls crossing green light shimmery picture seasonable after green light is lighted.This reality
It applies data processing module in example and selects microcontroller, concrete model is Arduino MEGA2560R3；
Wherein, the formula of lighting time according to needed for the quantity of the pedestrian of waiting determines green light of data processing module 8 is：
In formula, B represents pedestrian's street crossing length, and D represents crossing width, when T represents the maximum waiting of each batch pedestrian
Between, V represents pedestrian's street crossing walking speed, Qm=max (QIt is left, QIt is right) represent to wait for the maximum quantity of pedestrian.
The formula for determining green light scintillation time is：
Wherein, B represents pedestrian's street crossing length, and V represents pedestrian's street crossing walking speed.
Claims (9)
1. a kind of sensor-based pedestrian crossing traffic Signalized control device, which is characterized in that including detection module, data
Processing module, control module, signal controlling machine and traffic lights, wherein：
The detection module is used to detect the quantity of pedestrian and pedestrian's street crossing walking speed data of road both ends waiting；
When the data that the data processing module is used to be detected according to detection module determine that green light lighting time and green light flicker
Between；
The green light lighting time and green light scintillation time that the signal controlling machine is determined according to data processing module control green light
Illuminating state and duration.
2. sensor-based pedestrian crossing traffic Signalized control device according to claim 1, which is characterized in that institute
Detection module is stated as microwave remote sensor, video detector or infrared detector.
3. sensor-based pedestrian crossing traffic Signalized control device according to claim 1, which is characterized in that institute
It states detection module to be placed at the pedestrian's waiting of zebra stripes both ends, the setting of the face zebra stripes other end.
4. sensor-based pedestrian crossing traffic Signalized control device according to claim 1, which is characterized in that green
Lamp lighting time is：
Wherein, B represents pedestrian's street crossing length, and D represents crossing width, and V represents pedestrian's street crossing walking speed, Qm=max (QIt is left,
QIt is right) represent to wait for the maximum quantity of pedestrian.
5. sensor-based pedestrian crossing traffic Signalized control device according to claim 1, which is characterized in that green
Lamp scintillation time is：
Wherein, B represents pedestrian's street crossing length, and V represents pedestrian's street crossing walking speed.
6. sensor-based pedestrian crossing traffic Signalized control device according to claim 1, which is characterized in that inspection
It surveys between module and data processing module and data transfer is carried out by bluetooth or Wifi.
7. a kind of control method based on pedestrian crossing traffic Signalized control device described in claim 1, which is characterized in that
The specific steps are：
Step 1, when car lane signal lamp is green light, and pedestrian crosswalk signal lamp is red light, obtain crossing both ends and wait for
Pedestrian quantity；
Step 2, the lighting time according to needed for the quantity of the pedestrian of waiting determines green light, judge whether lighting time needed for green light surpasses
The threshold value of setting is crossed, if being less than threshold value, is given a green light after crossing red light according to the threshold point of setting, if being more than
The threshold value of setting then lights crossing green light after crossing red light according to lighting time needed for green light；
Step 3 lights last 2~4s detections pedestrian crossing speed in crossing green light, determines green light scintillation time；
The determining green light scintillation time of step 4, basis, controls crossing green light shimmery picture seasonable after green light is lighted
Between；
After step 5, the flicker of crossing green light, control pedestrian crosswalk signal lamp is red light, and car lane signal lamp is green
Lamp.
8. the control method of pedestrian crossing traffic signal lamp according to claim 7, which is characterized in that basis in step 2
The quantity of the pedestrian of waiting determines that the formula of lighting time needed for green light is：
Wherein, B represents pedestrian's street crossing length, and D represents crossing width, and T represents the maximum latency of each batch pedestrian, V
Represent pedestrian's street crossing walking speed, Qm=max (QIt is left, QIt is right) represent to wait for the maximum quantity of pedestrian.
9. the control method of pedestrian crossing traffic signal lamp according to claim 7, which is characterized in that determined in step 3
The formula of green light scintillation time is：
Wherein, B represents pedestrian's street crossing length, and V represents pedestrian's street crossing walking speed.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109118790A (en) * | 2018-09-29 | 2019-01-01 | 东南大学 | A kind of variable pedestrian's street crossing signal setting method towards race of bowing |
| CN109377769A (en) * | 2018-10-24 | 2019-02-22 | 东北林业大学 | A kind of walker signal lamp timing system control method based on infrared thermal imaging technique |
| CN109598951A (en) * | 2019-01-03 | 2019-04-09 | 京东方科技集团股份有限公司 | A kind of control system and control method of traffic lights |
| CN109686080A (en) * | 2019-01-18 | 2019-04-26 | 黄传明 | A kind of signal control method and control system of pedestrian detection |
| CN109887311A (en) * | 2019-01-17 | 2019-06-14 | 武汉全华光电科技股份有限公司 | A kind of system and application method intelligently adjusting traffic-control device according to number |
| CN110910631A (en) * | 2019-12-02 | 2020-03-24 | 上海宝康电子控制工程有限公司 | Pedestrian crossing control system and pedestrian crossing control method based on multi-source triggering |
| CN113299063A (en) * | 2021-05-07 | 2021-08-24 | 徐州工程学院 | Pedestrian crossing state monitoring system and monitoring method |
| CN114283592A (en) * | 2021-12-28 | 2022-04-05 | 南京矽典微***有限公司 | Traffic signal lamp control method based on millimeter wave radar and application |
| CN114639252A (en) * | 2022-02-23 | 2022-06-17 | 东南大学 | Signal lamp timing setting method for signal control pedestrian crossing |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109118790A (en) * | 2018-09-29 | 2019-01-01 | 东南大学 | A kind of variable pedestrian's street crossing signal setting method towards race of bowing |
| CN109377769A (en) * | 2018-10-24 | 2019-02-22 | 东北林业大学 | A kind of walker signal lamp timing system control method based on infrared thermal imaging technique |
| CN109377769B (en) * | 2018-10-24 | 2022-03-15 | 东北林业大学 | Pedestrian signal lamp timing system control method based on infrared thermal imaging technology |
| CN109598951A (en) * | 2019-01-03 | 2019-04-09 | 京东方科技集团股份有限公司 | A kind of control system and control method of traffic lights |
| CN109887311A (en) * | 2019-01-17 | 2019-06-14 | 武汉全华光电科技股份有限公司 | A kind of system and application method intelligently adjusting traffic-control device according to number |
| CN109686080A (en) * | 2019-01-18 | 2019-04-26 | 黄传明 | A kind of signal control method and control system of pedestrian detection |
| CN110910631A (en) * | 2019-12-02 | 2020-03-24 | 上海宝康电子控制工程有限公司 | Pedestrian crossing control system and pedestrian crossing control method based on multi-source triggering |
| CN113299063A (en) * | 2021-05-07 | 2021-08-24 | 徐州工程学院 | Pedestrian crossing state monitoring system and monitoring method |
| CN114283592A (en) * | 2021-12-28 | 2022-04-05 | 南京矽典微***有限公司 | Traffic signal lamp control method based on millimeter wave radar and application |
| CN114639252A (en) * | 2022-02-23 | 2022-06-17 | 东南大学 | Signal lamp timing setting method for signal control pedestrian crossing |
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Application publication date: 20180615 |
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