CN104299428A - Efficient -communication intelligent traffic signal control system - Google Patents
Efficient -communication intelligent traffic signal control system Download PDFInfo
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- CN104299428A CN104299428A CN201410537012.8A CN201410537012A CN104299428A CN 104299428 A CN104299428 A CN 104299428A CN 201410537012 A CN201410537012 A CN 201410537012A CN 104299428 A CN104299428 A CN 104299428A
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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 invention relates to an efficient-communication intelligent traffic signal control system. Compared with the prior art, the efficient-communication intelligent traffic signal control system overcomes the defects that traffic signal control systems are low in communication speed and poor in stability. The efficient-communication intelligent traffic signal control system comprises a light set monitoring module and an intelligent management module. An Ethernet transformer A of the intelligent management module is connected to an intelligent traffic local area network through an Ethernet A. A CAN transceiver B of the light set monitoring module is connected with a CAN transceiver A of the intelligent management module through a CAN bus. A CAN bus interface of a light set management unit A and a CAN bus interface of a light set management unit B are each connected with the intelligent management module through the CAN bus. A cabinet monitoring unit, a vehicle detecting unit A and a vehicle detecting unit B are connected to an Ethernet B, and the Ethernet B is connected with an Ethernet transformer B of the intelligent management module. The efficient-communication intelligent traffic signal control system improves transmission rate and improves the intellectualization level and the reliability level.
Description
Technical field
The present invention relates to technical field of intelligent traffic, specifically a kind of efficient communication intelligent traffic signal control system.
Background technology
Traffic signal control system is according to given Signalized control sequence requirement and real-time traffic stream information, and analysis meter calculates rational traffic signal control scheme, and controls the operation of road traffic signal lamp, is the core control devices of road traffic system.Along with the fast development of China's road traffic system, the electromagnetic interference (EMI) that the application of more electrical equipments produces is also more complicated, require that traffic signal control system transmits, the data volume of process is also increasing, adaptability and the time accuracy requirement of control program are also more and more higher.Simultaneously due to the importance of traffic signalization, need the various faults judging signal lamp and teleseme self more reliably, and rational adjust operation scheme.
Current traffic signal control system inside adopts the serial communication modes such as RS485, RS232 more, and its antijamming capability is more weak, stability is not enough; Traffic rate is lower, be difficult to the information transmitting larger data amount, is also difficult to the judgement process adapting to complicated traffic signals.How to develop a kind ofly the traffic signal control system of high efficiency of transmission can become the technical matters being badly in need of solving.
Summary of the invention
The object of the invention is to solve that traffic signal control system communication speed in prior art is low, the defect of poor stability, providing a kind of efficient communication intelligent traffic signal control system to solve the problems referred to above.
To achieve these goals, technical scheme of the present invention is as follows:
A kind of efficient communication intelligent traffic signal control system, comprise management and control center, backstage, management and control center, backstage is connected into intelligent transportation LAN (Local Area Network), also comprise lamp group monitoring module and Intelligent management module, the Ethernet transformer A of Intelligent management module is connected into intelligent transportation LAN (Local Area Network) by Ethernet A, the CAN transceiver B of lamp group monitoring module is connected with the CAN transceiver A of Intelligent management module by CAN, lamp fabric anomaly unit A is connected with Intelligent management module respectively by CAN with the CAN interface of lamp fabric anomaly unit B, Rack Monitoring Unit, vehicle detection unit A and vehicle detection unit B are connected into Ethernet B, Ethernet B is connected with the Ethernet transformer B of Intelligent management module.
Described Intelligent management module comprises master cpu, Ethernet transformer A is connected with master cpu by ethernet PHY controller A, Ethernet transformer B is connected with master cpu by ethernet PHY controller B, CAN transceiver A is connected with master cpu by CAN buffer circuit A, and power-switching circuit A is connected with master cpu respectively with storer.
Described lamp group monitoring module comprises CPU module, and CAN transceiver B is connected with CPU module by CAN buffer circuit B, and amber light control circuit is connected with CPU module by IO expanded circuit, and power-switching circuit B is connected with CPU module.
The model of described master cpu is Cotex-A8.
The model of described CPU module is STM32.
beneficial effect
A kind of efficient communication intelligent traffic signal control system of the present invention, compared with prior art improve system transfer rate, improve the intellectuality of road traffic signal control system, reliability level, solve the high efficiency of transmission problem of intelligent traffic signal control system and the dual pipe control techniques of Signalized control.By CAN communication and the ethernet communication framework of more high efficient and reliable, realize effective transmission of traffic signal control system big data quantity information, to realize Signalized control and information of vehicles mutual in time; By lamp group monitoring module to the real-time monitoring of system and control realization to the dual reliable control of signal lamp, guarantee when signal lamp and control system thereof break down Adjusted Option and run and independent yellow sudden strain of a muscle controls.
accompanying drawing explanation
Fig. 1 is that circuit of the present invention connects block diagram;
Fig. 2 is that the circuit of Intelligent management module in the present invention connects block diagram;
Fig. 3 is that the circuit of lamp group monitoring module in the present invention connects block diagram;
Wherein, 1-Rack Monitoring Unit, 2-lamp group monitoring module, 3-Intelligent management module, 4-lamp fabric anomaly unit A, 5-lamp fabric anomaly unit B, 6-vehicle detection unit A, 7-vehicle detection unit B, management and control center, 8-backstage, 9-Ethernet B, 10-CAN bus, 11-intelligent transportation LAN (Local Area Network), 12-Ethernet A, 21-CPU module, 22-CAN buffer circuit B, 23-CAN transceiver B, 24-amber light control circuit, 25-IO expanded circuit, 26-power-switching circuit B, 31-master cpu, 32-CAN buffer circuit A, 33-CAN transceiver A, 34-Ethernet transformer A, 35-ethernet PHY controller A, 36-ethernet PHY controller B, 37-Ethernet transformer B, 38-storer, 39-power-switching circuit A.
Embodiment
For making to have a better understanding and awareness architectural feature of the present invention and effect of reaching, coordinating detailed description in order to preferred embodiment and accompanying drawing, being described as follows:
As shown in Figure 1, a kind of efficient communication intelligent traffic signal control system of the present invention, comprise management and control center, backstage 8, the responsible real-time remote monitoring to crossing traffic signal control system in management and control center, backstage 8 and management, can be independent Regional Control Center, also can be the system of multiple management platform composition.Management and control center, backstage 8 is connected into intelligent transportation LAN (Local Area Network) 11, carries out transport information management and control by intelligent transportation LAN (Local Area Network) 11.
Also comprise lamp group monitoring module 2 and Intelligent management module 3, Intelligent management module 3 is higher management and the information transmission center of whistle control system, the information of vehicle flowrate received and signal demand for control is responsible for carry out analytical calculation, with real-time optimization signal timing plan; Lamp group monitoring module 2 is the classify management core component of intelligent traffic control system, be responsible for when Intelligent management module 3 lost efficacy, management is issued to teleseme lamp group basic configuration scheme, ensure the basic operation of teleseme, there is some roads amber light control circuit inside, when can realize breaking down in signal lamp, lamp fabric anomaly unit, system communication etc., independently yellow sudden strain of a muscle is carried out to signal lamp and controls.When without other parts, lamp group monitoring module 2 also independently can realize effectively controlling the basic of signal lamp group with multiple lamp fabric anomaly unit.
As shown in Figure 2, Intelligent management module 3 comprises master cpu 31, and master cpu 31 can select the Cotex-A8 processor of dominant frequency 1GHz.Ethernet transformer A34 is connected with master cpu 31 by ethernet PHY controller A35, and Ethernet transformer B37 is connected with master cpu 31 by ethernet PHY controller B36.Ethernet PHY controller A35 and Ethernet transformer B37 is for realizing Network Isolation between each Ethernet, filtering process.Master cpu 31 possesses 2 road Ethernet interfaces, is realized the conversion of master cpu 31 and Ethernet information by ethernet PHY controller.CAN transceiver A33 is connected with master cpu 31 by CAN buffer circuit A32, master cpu 31 possesses 1 road CAN interface, effectively can realize the electrical isolation with external module by CAN buffer circuit A32, and then by CAN transceiver A33, realize the mutual of CAN signal and external unit.Power-switching circuit A39 is connected with master cpu 31 respectively with storer 38, power-switching circuit A39 is that each parts in Intelligent management module 3 are powered, and storer 38 is for carrying out the interim or longer-term storage of the information such as picture of system schema, traffic flow, candid photograph.
As shown in Figure 3, lamp group monitoring module 2 comprises CPU module 21, and CPU module 21 self can store signal operating scheme for subsequent use, so that executive system control if desired, CPU module 21 can adopt 32 ARM microprocessor chip STM32.CAN transceiver B23 is connected with CPU module 21 by CAN buffer circuit B22, CPU module 21 possesses 1 road CAN interface, effectively can realize the electrical isolation with external module by CAN buffer circuit B22, and then by CAN transceiver B23, realize the mutual of CAN signal and external unit.CPU module 21 simultaneously also can the operation of autonomous control system amber light, independent yellow sudden strain of a muscle of signal lamp can be made to run when system malfunctions, and due to amber light quantity more, I/O port quantity and the current driving ability of self of CPU module 21 are limited, effective control that CPU module 21 need realize amber light through IO expanded circuit 25, amber light control circuit 24 is connected with CPU module 21 by IO expanded circuit 25, realizes the expansion of amber light controlling functions.Power-switching circuit B26 is connected with CPU module 21, powers to each parts of lamp group monitoring module 2.
As shown in Figure 1, the Ethernet transformer A34 of Intelligent management module 3 is connected into intelligent transportation LAN (Local Area Network) 11 by Ethernet A12, Intelligent management module 3 carries out intelligent interaction by Ethernet A12 and management and control center, backstage 8, for the relevant operation information of up-delivering signal control system, and receive remote control commands.The CAN transceiver B23 of lamp group monitoring module 2 is connected by the CAN transceiver A33 of CAN 10 with Intelligent management module 3, and lamp fabric anomaly unit A4 is connected with Intelligent management module 3 respectively by CAN 10 with the CAN interface of lamp fabric anomaly unit B 5.Because the traffic rate of CAN 10 is higher, Intelligent management module 3 can issue various control program more timely, improves and controls promptness.CAN 10, without the need to the feature of time sharing transmissions, can allow lamp fabric anomaly unit A4 and lamp fabric anomaly unit B 5 transmit the various failure messages self detected in time, improves the real-time of whistle control system to fault analysis and adjustment.Simultaneously lamp group monitoring module 2 can controlling bus state obtain signal lamp failure state in real time, runs in order to control system Adjusted Option if desired, or performs and independently yellowly dodge control.
Rack Monitoring Unit 1, vehicle detection unit A6 and vehicle detection unit B 7 is widely used Road traffic devices in prior art, is connected into Ethernet B9 respectively, and Ethernet B9 is connected with the Ethernet transformer B37 of Intelligent management module 3.Intelligent management module 3, by Ethernet B9, to be connected with vehicle detection unit B 7 with Rack Monitoring Unit 1, vehicle detection unit A6 and to communicate.By Ethernet B9, Intelligent management module 3 can the large batch of information of vehicle flowrate of Real-time Obtaining, and adjusting and optimizing signal timing plan more timely accordingly, the system monitoring picture captured of Rack Monitoring Unit 1 also by Intelligent management module 3 real-time Transmission to management and control center, backstage 8.
Rack Monitoring Unit 1 is by the mode of video capture, Real-time Obtaining the on off state of pilot signal machine system, even signal cabinet door is opened, Rack Monitoring Unit is triggered and works on power, and capture rack scene outdoors, then the photo captured is passed through the transfer real-time Transmission of Intelligent management module 3 to management and control center, backstage 8.Rack Monitoring Unit 1 also after cabinet door is opened and powered on, can carry out real-time grasp shoot according to the order at management and control center, backstage 8 and finds a view.
Vehicle detection unit A6 and vehicle detection unit B 7 are responsible for the information of vehicle flowrate in the monitoring each track of road in real time, and are transferred to Intelligent management module 3 by Ethernet B9.Vehicle detection unit A6 and vehicle detection unit B 7 can be 1 core transmission module, and also can be the multiple vehicle detection unit according to detection design distributions such as crossings, vehicle detection mode can be the various vehicle detection apparatus such as earth magnetism, microwave, video.
In actual use, the present invention adopts the system architecture of the CAN of more high efficient and reliable and ethernet communication mode and dual master control, achieves the raising of whistle control system intelligent level and the enhancing of operational reliability.With Intelligent management module 3 for core, between each parts by three tunnels independently communication bus be interconnected.The data message of Rack Monitoring Unit 1, vehicle detection unit A6 and vehicle detection unit B 7 carries out communication by Ethernet B9 and Intelligent management module 3, Intelligent management module 3 controls lamp fabric anomaly unit A4 and lamp fabric anomaly unit B 5 in real time according to the control of setting and the data message of feedback, and concrete control method can select multiple intellectual traffic control scheme of the prior art.The data message of lamp group monitoring module 2, lamp fabric anomaly unit A4 and lamp fabric anomaly unit B 5 carries out communication by CAN 10 and Intelligent management module 3, when Intelligent management module 3 fault, lamp group monitoring module 2 replaces Intelligent management module 3 couples of lamp fabric anomaly unit A4 and lamp fabric anomaly unit B 5 to carry out signal control or yellow sudden strain of a muscle processes.Intelligent management module 3 carries out communication by Ethernet A12 and management and control center, backstage 8, and management and control center, backstage 8 can obtain the service condition of road traffic signal situation, rack monitoring situation, vehicle detection unit more timely.
More than show and describe ultimate principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; the just principle of the present invention described in above-described embodiment and instructions; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in claimed scope of the present invention.The protection domain of application claims is defined by appending claims and equivalent thereof.
Claims (5)
1. an efficient communication intelligent traffic signal control system, comprise management and control center, backstage (8), management and control center, backstage (8) is connected into intelligent transportation LAN (Local Area Network) (11), it is characterized in that: also comprise lamp group monitoring module (2) and Intelligent management module (3), the Ethernet transformer A(34 of Intelligent management module (3)) by Ethernet A(12) be connected into intelligent transportation LAN (Local Area Network) (11), the CAN transceiver B(23 of lamp group monitoring module (2)) by the CAN transceiver A(33 of CAN (10) with Intelligent management module (3)) be connected, lamp fabric anomaly unit A(4) be connected with Intelligent management module (3) respectively by CAN (10) with the CAN interface of lamp fabric anomaly unit B (5), Rack Monitoring Unit (1), vehicle detection unit A(6) and vehicle detection unit B (7) be connected into Ethernet B(9), Ethernet B(9) with the Ethernet transformer B(37 of Intelligent management module (3)) be connected.
2. a kind of efficient communication intelligent traffic signal control system according to claim 1, it is characterized in that: described Intelligent management module (3) comprises master cpu (31), Ethernet transformer A(34) by ethernet PHY controller A(35) be connected with master cpu (31), Ethernet transformer B(37) by ethernet PHY controller B(36) be connected with master cpu (31), CAN transceiver A(33) by CAN buffer circuit A(32) be connected with master cpu (31), power-switching circuit A(39) be connected with master cpu (31) respectively with storer (38).
3. a kind of efficient communication intelligent traffic signal control system according to claim 1, it is characterized in that: described lamp group monitoring module (2) comprises CPU module (21), CAN transceiver B(23) by CAN buffer circuit B(22) be connected with CPU module (21), amber light control circuit (24) is connected with CPU module (21) by IO expanded circuit (25), power-switching circuit B(26) be connected with CPU module (21).
4. a kind of efficient communication intelligent traffic signal control system according to claim 2, is characterized in that: the model of described master cpu (31) is Cotex-A8.
5. a kind of efficient communication intelligent traffic signal control system according to claim 3, is characterized in that: the model of described CPU module (21) is STM32.
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| CN201410537012.8A CN104299428A (en) | 2014-10-13 | 2014-10-13 | Efficient -communication intelligent traffic signal control system |
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| CN201410537012.8A CN104299428A (en) | 2014-10-13 | 2014-10-13 | Efficient -communication intelligent traffic signal control system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105575137A (en) * | 2015-12-31 | 2016-05-11 | 长安大学 | Signaling control system based on CAN bus |
| CN105679034A (en) * | 2016-03-27 | 2016-06-15 | 无锡智谷锐拓技术服务有限公司 | Passenger flow statistics control cabinet |
| CN106910335A (en) * | 2015-12-23 | 2017-06-30 | 上海宝康电子控制工程有限公司 | It is applied to environment measuring and the tape deck of intelligent traffic control system |
| CN109147357A (en) * | 2018-10-24 | 2019-01-04 | 深圳市交通科学技术研究所 | A kind of master-slave mode sectional management intelligent transportation lamp management system |
| CN111583676A (en) * | 2020-05-15 | 2020-08-25 | 浙江工业大学 | Lamp control board circuit of intelligent traffic signal controller |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101222400A (en) * | 2008-02-01 | 2008-07-16 | 北京交通大学 | Road traffic information acquisition sensor network node device and data transmission method thereof |
| CN101290715A (en) * | 2008-05-27 | 2008-10-22 | 深圳职业技术学院 | Distributed traffic signal control system |
| CN201159943Y (en) * | 2007-12-19 | 2008-12-03 | 中国科学院自动化研究所 | Road traffic signal controller |
| CN103794067A (en) * | 2013-12-14 | 2014-05-14 | 北京冶联科技有限公司 | Intelligent traffic signal lamp device and control method thereof |
| CN103996307A (en) * | 2014-05-11 | 2014-08-20 | 彭守斌 | Method for automatically monitoring operation of traffic signal lamps by crossing different signal controllers |
-
2014
- 2014-10-13 CN CN201410537012.8A patent/CN104299428A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201159943Y (en) * | 2007-12-19 | 2008-12-03 | 中国科学院自动化研究所 | Road traffic signal controller |
| CN101222400A (en) * | 2008-02-01 | 2008-07-16 | 北京交通大学 | Road traffic information acquisition sensor network node device and data transmission method thereof |
| CN101290715A (en) * | 2008-05-27 | 2008-10-22 | 深圳职业技术学院 | Distributed traffic signal control system |
| CN103794067A (en) * | 2013-12-14 | 2014-05-14 | 北京冶联科技有限公司 | Intelligent traffic signal lamp device and control method thereof |
| CN103996307A (en) * | 2014-05-11 | 2014-08-20 | 彭守斌 | Method for automatically monitoring operation of traffic signal lamps by crossing different signal controllers |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106910335A (en) * | 2015-12-23 | 2017-06-30 | 上海宝康电子控制工程有限公司 | It is applied to environment measuring and the tape deck of intelligent traffic control system |
| CN105575137A (en) * | 2015-12-31 | 2016-05-11 | 长安大学 | Signaling control system based on CAN bus |
| CN105679034A (en) * | 2016-03-27 | 2016-06-15 | 无锡智谷锐拓技术服务有限公司 | Passenger flow statistics control cabinet |
| CN109147357A (en) * | 2018-10-24 | 2019-01-04 | 深圳市交通科学技术研究所 | A kind of master-slave mode sectional management intelligent transportation lamp management system |
| CN111583676A (en) * | 2020-05-15 | 2020-08-25 | 浙江工业大学 | Lamp control board circuit of intelligent traffic signal controller |
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Application publication date: 20150121 |