CN201681294U - Tunnel lamplight control system based on CAN bus - Google Patents
Tunnel lamplight control system based on CAN bus Download PDFInfo
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- CN201681294U CN201681294U CN2010201561373U CN201020156137U CN201681294U CN 201681294 U CN201681294 U CN 201681294U CN 2010201561373 U CN2010201561373 U CN 2010201561373U CN 201020156137 U CN201020156137 U CN 201020156137U CN 201681294 U CN201681294 U CN 201681294U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The utility model relates to a lamplight control system used for tunnels of remote and border areas and based on a CAN bus. Field buses served as relative mature industrial control networks have been applied to various fields by developers. The tunnel lamplight control system consists of a bottom-layer lamplight controller and a remote transmission network, and is characterized in that a control center is communicated with field equipment through a GSM/GPRS wireless network, in the tunnel lamplight control system, a plurality of control nodes consisting of microprocessors are connected to form a bus network through the CAN bus, the control center transmits commands through the GSM/GPRS wireless network, and a main station monitors field network nodes at real time through messages according to the commands. The CAN bus has fine communication capacity, high communication speed and strong fault-tolerant capability, and therefore, the tunnel lamplight control system has excellent reliability and realizes real-time, intelligent and remote monitoring capacities required in traffic applications.
Description
Technical field
The utility model relates to the Fieldbus Control field, is specifically related to a kind of Tunnel Lamp Optimizing Control System.
Background technology
Along with the development of communication, for convenient people's trip, the expressway construction project grows with each passing day, and tunnel or tunnel all are highway important component parts.Since the sixties, the external advanced tunnel control system that just begins one's study in succession, western developed countries such as Europe, the U.S., Japan have successively been developed the corresponding tunnel control system, development along with computer technology, image processing techniques, mechanics of communication, control technology, bussing technique has been broken through original technical bottleneck, makes the shared possibility that becomes of control system high speed information in tunnel.
At home, along with country strengthens the paces and the dynamics, particularly development of the West Regions of highway construction, the proportion of high-grade highways such as mountain area in highway construction is increasing.The illumination to the tunnel has only been considered in the design of closing control system when headlight, and does not consider traffic behavior, let alone power saving.
Current, China's Tunnel Design is not according to concrete condition, adopts the method for function design.It is hub-and-spoke configuration that present tunnel adopted more, between each tunnel local controller to traffic parameter, environmental parameter, outfield facility situation is sampled and is uploaded to the tunnel monitoring chamber, be uploaded to Central Control Room again, must carry out exchanges data, accept the control command of Central Control Room by the computing machine of Central Control Room, local facility is controlled, influenced transfer rate.
Be subjected to the restriction in line layout loop, it is very limited that the tunnel realizes that illumination is controlled automatically.The manually-operated management is adopted in the illumination in tunnel mostly, normally normal bright lamp, and in certain areas, almost do not have the car process of passing through tunnel night, and Tunnel Lamp can not be closed automatically.Therefore, the tunnel illumination system of present this traditional design and use exists a large amount of waste of energy problems.Moreover, because human factor also can influence the normal operation of traffic system.
The own characteristic of backcountry vcehicular tunnel is each tunnel stochastic distribution, and the tunnel is many, and scale is big, and it is wide to distribute.If adopt centralized control, wayward, difficult in maintenance, all set up the control center at a scene in each tunnel face, expense height not only, nor reality.And the tunnel is the key object of highway construction as an important component part of highway.Because its geographic position, meagrely-populated mountain area is normally built in the tunnel in, therefore when incident takes place, and the staff scene that can't arrive in the very nick of time.
At above shortcoming, set up one and meet backwoodsman tunnel control system and be necessary fully.
Summary of the invention
In order to address the above problem, the utility model provides a kind of Based Intelligent Control that realizes light, can carry out real-time monitoring to having or not vehicle, and each node failure is carried out Intelligent treatment, realizes interconnected Tunnel Lamp Optimizing Control System in real time with remote server.
For achieving the above object, the technical solution adopted in the utility model is to adopt a kind of Tunnel Lamp Optimizing Control System based on the CAN bus, comprises main website, remote server, lighting control node, vehicle detection node; Described remote server is connected by the GSM/GPRS wireless network signal with main website; Described main website, lighting control node, vehicle detection node are connected on the same CAN bus;
Described lighting control node detects, the duty of control multichannel light, and by the CAN bus information is passed to main website;
Described vehicle detection node collection vehicle information is handled the back and is passed to main website by the CAN bus;
Vision signal is also handled in the collection of described main website, by communicating by letter of GSM/GPRS wireless network and remote server, total system is carried out parameter configuration, carries out analyzing and processing and storage for the signal that receives;
Described remote server receives from main website by the GSM/GPRS wireless network and passes the data of coming, and judges the duty of system, the disposal system fault.
Further, described main website comprises the first microprocessor module of carrying out main control function, gather the video acquisition module of vision signal, carry out the GPRS sending module of GSM/GPRS communication, system is carried out the outside load module of parameter configuration, provide the power module of safety power supply, a CAN communication module that is connected with the CAN bus and communicates by letter; Video acquisition module, GPRS sending module, outside load module, power module, a CAN communication module all are connected with the first microprocessor module.
Further, described outside load module is adopted as the touch-screen load module.
Further, a described CAN communication module is a CAN protocol processes chip with SJA 1000, and as the interface between SJA 1000 and the physical bus, the middle photoelectricity that adopts is isolated with TJA1050.
Further, described lighting control node comprises second microprocessor module of master control light duty, control module is opened in the illumination of control headlamp switch state, the brightness of illumination control module of control lamplight brightness state, be used for the 2nd CAN communication module that is connected and communicates by letter with the CAN bus, be used to provide the power module of safety power supply; Described illumination unlatching control module, brightness of illumination control module, the 2nd CAN communication module, power module all are connected with second microprocessor module.
Further described the 2nd CAN communication module is a CAN protocol processes chip with SJA 1000, and as the interface between SJA 1000 and the physical bus, the middle photoelectricity that adopts is isolated with TJA1050.
Further, described vehicle detection node comprises the 3rd microprocessor module of the collection and the demonstration of control information, be used to adopt the infrared acquisition module of infrared mode collection vehicle quantity information, adopt the ultrasound wave acquisition module of ultrasound wave mode collection vehicle velocity information, the tunnel display module that shows tunnel information, the power module of safety power supply is provided, be used for the 3rd CAN communication module that is connected and communicates by letter with the CAN bus, described infrared acquisition module, the ultrasound wave acquisition module, the tunnel display module, power module, the 3rd CAN communication module is connected with the 3rd microprocessor module.
Further, described the 3rd CAN communication module is a CAN protocol processes chip with SJA 1000, and as the interface between SJA 1000 and the physical bus, the middle photoelectricity that adopts is isolated with TJA1050.
Further, also comprise an EPS standby power supply, be connected on the CAN bus, be used to system that standby power supply is provided, the operate as normal of system when keeping power fail.
Technical conceive of the present utility model is: this Tunnel Lamp Optimizing Control System is the control that realizes unlatching of tunnel light and brightness, and links to each other with remote control center by the GSM/GPRS infinite network.The present invention be with lighting control node and gateway, tunnel information of vehicles detection node for from node, when vehicle, open light, and each lamplight brightness regulated, be main controlled node with the main website.From contact to collecting the data message package of field apparatus, host node is after receiving message, carrying out data message unpacks, and carry out the analysis and the processing of data in main website, if the data that the server receiving center needs, then data are encapsulated again, and send to the server receiving center by the GSM/GPRS infinite network.The server receiving center receives from main website by the GSM/GPRS wireless network and passes the data of coming, and judges the duty of system according to data, and in time fault is handled.
Technical advantage of the present utility model is: adopt CAN bus and GPRS wireless transmission, realized that the high speed information of tunnel control system is shared; Multiple intelligent object combination has reached the efficient processing to the Based Intelligent Control and the various information of light.
Description of drawings
Fig. 1 is the entire system structural drawing
Fig. 2 is the hardware block diagram of main website
Fig. 3 is a CAN communication module circuit diagram
Fig. 4 is the hardware block diagram of lighting control node
Fig. 5 is the hardware block diagram of vehicle detection node
Fig. 6 is the main website program flow diagram
Fig. 7 is the lighting control node program flow diagram
Embodiment
The entire system operational process is with reference to shown in Figure 1.The information of vehicles detection node of lighting control node and gateway, tunnel is from node, when vehicle, light opened, and each lamplight brightness realized regulating, and be main controlled node with the main website.From contact to collecting the data message package of field apparatus, host node is after receiving message, carrying out data message unpacks, and carry out the analysis and the processing of data in main website, if the data that remote server needs, then data are encapsulated again, and send to remote server by the GSM/GPRS infinite network.
The hardware block diagram of main website as shown in Figure 2.The LPC1758 chip is CPU in the master node employing ARM Cortex-M3 microcontroller.Function realizes comprising the information that receives and send remote control center by the GSM/GPRS wireless network, adopts the touch-screen scene that system is carried out parameter configuration, carries out analysis and judgement for the vision signal of gathering, and the data-carrier store storage passes the data of coming from node.Connect by internal bus between video acquisition module, touch-screen load module, the wireless sending module.Be connected by the CAN fieldbus from node.
First, second, third CAN communication module circuit diagram as shown in Figure 3.This circuit mainly contains CAN controller SJA1000, photoelectrical coupler 6N137 and CAN transceiver TJA1050 forms.SJA1000 supports the CAN2.0A/B stipulations, is connected on the CAN bus through high-speed photoelectric coupler and TJA1050.Its function is to set up on the unified message format basis, finishing the conversion of agreement.Make adapter inside and external isolation by optically-coupled 6N137.Chip SJA 1000 is special CAN control chips, and the multichannel address/data bus is connected to out the A0～A7 of processor, and ALE meets the TCK of LPC1758, and sheet selects pin CS to be connected to the GPIO1 of LPC1758, makes when interrupting of the INT0 of LPC1758 simultaneously and uses.
The hardware block diagram of lighting control node as shown in Figure 4.This node adopts C8051F040 chip in the 51 sequence microprocessors as CPU, and its function realizes comprising the unlatching control to multichannel light, the brightness of the light opened is controlled, and the duty of lamp is detected.Node is connected with main website by the CAN fieldbus.
The hardware block diagram of vehicle detection node as shown in Figure 5.This node adopts C8051F040 chip in the 51 sequence microprocessors as CPU, its function realizes comprising traffick information and situation in the tunnel is shown in the tunnel face, by ultrasound examination sensor and infrared sensor the vehicle that enters detected and handles.Node is connected with main website by the CAN fieldbus.
The main website program flow diagram as shown in Figure 6.Because main station system control is complicated, adopts real-time multi-task operating system in the design of main station system.The μ COS-II that is adopted is a kind of open operating system nucleus, and it is to aim at micro controller system and software development and the real-time multi-task operating system micro-kernel of the formula of taking the lead that designs.
Among embedding μ COS-II, the working time of CPU is according to the Tunnel Lamp Optimizing Control System, given different task modules by μ COS-II dispatching algorithm according to different priority, each task program is visited CPU in the working time of oneself, the real-time of CAN bus is easier like this is guaranteed, each task is relatively independent simultaneously, it is little to influence each other, also be convenient to debugging to program, the more important thing is that if need not change original program structure when realizing more complicated communications protocol a program that only needs to increase expansion just can be carried out function and be expanded.
For the ease of control to system, system is divided into 4 tasks, the system that adds has 6 tasks from idle task and the statistics task set up.Task is concurrent execution under the management and running of operating system.
(1) CAN sends task: main website encapsulates data according to the requirement of system, sends to then on the bus, and the notice respective nodes is prepared to accept data or sent the data that main website needs.
(2) CAN receives task: Frame is unpacked, if address in the frame is accepted to pass the data that transmit from fieldbus from node, make up in processor, then the data of gathering are handled.
(3) GPRS sends and receives an assignment: the parameter and the state of related system operation are handled, the data of needs are encapsulated, send to remote server by the GSM/GPRS wireless network then, and accept the remote monitoring of remote server.
(4) keyboard task: accept touch-screen system is carried out the on-site parameters configuration.
The lighting control node software flow pattern as shown in Figure 7.Lighting control node is the base program of each node of system.Mainly finish the initialization of system, be responsible for the format conversion and the functions such as forwarding, address resolution of data.Program circuit mainly comprises following step:
(1) reads operational factor, microprocessor and CAN transceiver are carried out initialization.
(2) wait for that microprocessor and CAN transceiver all after the operate as normal, have judged whether to interrupt producing.
(3) if do not interrupt: a) then judge whether to close illuminator, if, just close illumination, otherwise just return, do not close illuminator; B) otherwise judge whether to change brightness of illumination, if, change brightness, otherwise, return; Bus produce to be interrupted: a) if accept data, read the main website process data and analyze and handle by the CAN transceiver.B) if send data, then data are carried out data by the CAN transceiver and send.
(4) if break down from node, close this node automatically, withdraw from circulation.Otherwise node operate as normal, repeating step (3) and (4) circular flow.
The front-end interface programming of remote server: remote server is the control platform with PC, with object-oriented program software programming control corresponding software, be used for all tunnels are monitored, and, the staff can long-rangely be monitored to the Tunnel Lamp Optimizing Control System by the GSM/GPRS wireless network signal is handled.
Though the utility model is described with reference to the above embodiments; but those of ordinary skill in the art; will be appreciated that above embodiment is used for illustrating the present invention; should understand and wherein can make variations and modifications and do not break away from the present invention in a broad sense; so be not as limitation of the invention; as long as in connotation scope of the present invention, to the variation of the embodiment under above, the protection domain that distortion all will fall into claim of the present invention.
Claims (9)
1. the Tunnel Lamp Optimizing Control System based on the CAN bus is characterized in that: comprise main website, remote server, lighting control node, vehicle detection node; Described remote server is connected by the GSM/GPRS wireless network signal with main website; Described main website, lighting control node, vehicle detection node are connected on the same CAN bus;
Described lighting control node detects, the duty of control multichannel light, and by the CAN bus information is passed to main website;
Described vehicle detection node collection vehicle information is handled the back and is passed to main website by the CAN bus;
Vision signal is also handled in the collection of described main website, by communicating by letter of GSM/GPRS wireless network and remote server, total system is carried out parameter configuration, carries out analyzing and processing and storage for the signal that receives;
Described remote server receives from main website by the GSM/GPRS wireless network and passes the data of coming, and judges the duty of system, the disposal system fault.
2. the Tunnel Lamp Optimizing Control System based on the CAN bus according to claim 1, it is characterized in that: described main website comprises the first microprocessor module of carrying out main control function, gather the video acquisition module of vision signal, carry out the GPRS sending module of GSM/GPRS communication, system is carried out the outside load module of parameter configuration, provide the power module of safety power supply, a CAN communication module that is connected with the CAN bus and communicates by letter; Video acquisition module, GPRS sending module, outside load module, power module, a CAN communication module all are connected with the first microprocessor module.
3. the Tunnel Lamp Optimizing Control System based on the CAN bus according to claim 2 is characterized in that: described outside load module is adopted as the touch-screen load module.
4. the Tunnel Lamp Optimizing Control System based on the CAN bus according to claim 2, it is characterized in that: a described CAN communication module is a CAN protocol processes chip with SJA 1000, as the interface between SJA 1000 and the physical bus, the middle photoelectricity that adopts is isolated with TJA1050.
5. the Tunnel Lamp Optimizing Control System based on the CAN bus according to claim 1, it is characterized in that: described lighting control node comprises second microprocessor module of master control light duty, control module is opened in the illumination of control headlamp switch state, the brightness of illumination control module of control lamplight brightness state, be used for the 2nd CAN communication module that is connected and communicates by letter with the CAN bus, be used to provide the power module of safety power supply; Described illumination unlatching control module, brightness of illumination control module, the 2nd CAN communication module, power module all are connected with second microprocessor module.
6. the Tunnel Lamp Optimizing Control System based on the CAN bus according to claim 5, it is characterized in that: described the 2nd CAN communication module is a CAN protocol processes chip with SJA 1000, as the interface between SJA 1000 and the physical bus, the middle photoelectricity that adopts is isolated with TJA1050.
7. the Tunnel Lamp Optimizing Control System based on the CAN bus according to claim 1, it is characterized in that: described vehicle detection node comprises the 3rd microprocessor module of the collection and the demonstration of control information, be used to adopt the infrared acquisition module of infrared mode collection vehicle quantity information, adopt the ultrasound wave acquisition module of ultrasound wave mode collection vehicle velocity information, the tunnel display module that shows tunnel information, the power module of safety power supply is provided, be used for the 3rd CAN communication module that is connected and communicates by letter with the CAN bus, described infrared acquisition module, the ultrasound wave acquisition module, the tunnel display module, power module, the 3rd CAN communication module is connected with the 3rd microprocessor module.
8. the Tunnel Lamp Optimizing Control System based on the CAN bus according to claim 7, it is characterized in that: described the 3rd CAN communication module is a CAN protocol processes chip with SJA 1000, as the interface between SJA 1000 and the physical bus, the middle photoelectricity that adopts is isolated with TJA1050.
9. the Tunnel Lamp Optimizing Control System based on the CAN bus according to claim 1 is characterized in that: also report an EPS standby power supply, be connected on the CAN bus, be used to system that standby power supply is provided, the operate as normal of system when keeping power fail.
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| CN2010201561373U CN201681294U (en) | 2010-04-03 | 2010-04-03 | Tunnel lamplight control system based on CAN bus |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102929226A (en) * | 2012-10-16 | 2013-02-13 | 丽水市海威光控科技有限公司 | Highway tunnel remote monitoring system |
| CN103152929A (en) * | 2013-02-21 | 2013-06-12 | 深圳先进技术研究院 | LED (Light Emitting Diode) lamp and Internet of Things system |
| CN103197645A (en) * | 2013-04-03 | 2013-07-10 | 昆明联诚科技有限公司 | Expressway programmable logic controller (PLC) tunnel monitoring system |
| CN103383273A (en) * | 2012-05-02 | 2013-11-06 | 佳駩科技股份有限公司 | Environment monitoring system |
| WO2013163890A1 (en) * | 2012-05-02 | 2013-11-07 | 佳駩科技有限公司 | Lamp and environmental monitoring system using same |
| CN104885569A (en) * | 2012-12-28 | 2015-09-02 | 赤多尼科两合股份有限公司 | Interface circuit for signal transmission |
| CN104881004A (en) * | 2015-03-26 | 2015-09-02 | 杭州电子科技大学 | Electric power online monitoring equipment based on CAN bus |
| CN106227177A (en) * | 2016-09-05 | 2016-12-14 | 广州途道信息科技有限公司 | A kind of control device based on bus communication |
| CN107896174A (en) * | 2017-11-28 | 2018-04-10 | 深圳市瑞意博科技股份有限公司 | A kind of intelligent medicine-chest master controller and its control method |
| CN110381650A (en) * | 2019-04-11 | 2019-10-25 | 江苏南大先腾信息产业股份有限公司 | A kind of city illumination intelligent monitor system of street lamps based on single-lamp controller |
| CN114013429A (en) * | 2021-12-23 | 2022-02-08 | 东风悦享科技有限公司 | Integrated automatic driving vehicle control system |
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2010
- 2010-04-03 CN CN2010201561373U patent/CN201681294U/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103383273A (en) * | 2012-05-02 | 2013-11-06 | 佳駩科技股份有限公司 | Environment monitoring system |
| WO2013163890A1 (en) * | 2012-05-02 | 2013-11-07 | 佳駩科技有限公司 | Lamp and environmental monitoring system using same |
| CN102929226B (en) * | 2012-10-16 | 2016-04-06 | 丽水市海威光控科技有限公司 | Vcehicular tunnel long distance control system |
| CN102929226A (en) * | 2012-10-16 | 2013-02-13 | 丽水市海威光控科技有限公司 | Highway tunnel remote monitoring system |
| CN104885569B (en) * | 2012-12-28 | 2017-06-09 | 赤多尼科两合股份有限公司 | Interface circuit, operation device and control analysis circuit for signal transmission |
| CN104885569A (en) * | 2012-12-28 | 2015-09-02 | 赤多尼科两合股份有限公司 | Interface circuit for signal transmission |
| US9603224B2 (en) | 2012-12-28 | 2017-03-21 | Tridonic Gmbh & Co Kg | Interface circuit for signal transmission |
| CN103152929A (en) * | 2013-02-21 | 2013-06-12 | 深圳先进技术研究院 | LED (Light Emitting Diode) lamp and Internet of Things system |
| CN103152929B (en) * | 2013-02-21 | 2015-07-08 | 深圳先进技术研究院 | LED (Light Emitting Diode) lamp and Internet of Things system |
| CN103197645A (en) * | 2013-04-03 | 2013-07-10 | 昆明联诚科技有限公司 | Expressway programmable logic controller (PLC) tunnel monitoring system |
| CN104881004A (en) * | 2015-03-26 | 2015-09-02 | 杭州电子科技大学 | Electric power online monitoring equipment based on CAN bus |
| CN106227177A (en) * | 2016-09-05 | 2016-12-14 | 广州途道信息科技有限公司 | A kind of control device based on bus communication |
| CN106227177B (en) * | 2016-09-05 | 2018-10-16 | 广州途道信息科技有限公司 | A kind of control device based on bus communication |
| CN107896174A (en) * | 2017-11-28 | 2018-04-10 | 深圳市瑞意博科技股份有限公司 | A kind of intelligent medicine-chest master controller and its control method |
| CN110381650A (en) * | 2019-04-11 | 2019-10-25 | 江苏南大先腾信息产业股份有限公司 | A kind of city illumination intelligent monitor system of street lamps based on single-lamp controller |
| CN114013429A (en) * | 2021-12-23 | 2022-02-08 | 东风悦享科技有限公司 | Integrated automatic driving vehicle control system |
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Granted publication date: 20101222 Termination date: 20140403 |