CN107610485A - A kind of radio communication traffic-control unit and control method - Google Patents
A kind of radio communication traffic-control unit and control method Download PDFInfo
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Abstract
A kind of radio communication traffic-control unit and control method, including wireless intelligent traffic signal dispatching unit, Wireless/wired flow collection unit, easily wireless lamp control output unit, energy gloomy Enocean communication units, abnormal monitoring and wireless malfunction alarm unit six functionses module；The device uses modularized design, and module supports hot plug.The present invention will provide a set of install convenient, wireless intelligent traffic signal control device user-friendly for operation to client.The device is reliable and stable, using the Enocean wireless communication technologys of novelty, high-efficient energy-saving environment friendly.Long-range and local wireless control crossing traffic signal condition is supported, the device is that vehicle supervision department saves the energy and fund.A kind of feasible monitoring solution is especially provided in terms of remote maintenance, ensures that manager has found the system failure in the very first time, a whole set of solution is provided to system stable operation.
Description
Technical field
The invention belongs to intellectual traffic control field.
Background technology
As city continues to develop, urban traffic conditions are increasingly serious, and whistle control system needs to implement Multiphase Control Traffic
Mode, such inevitable requirement whistle control system are transformed accordingly.However, some intractable situations are presently, there are, first,
Old town transformation underground pipe network is difficult to carry out, and increase cable difficulty is high；Secondly, cable cost continues to increase, belisha beacon
If AC220V cost sharp increases are transmitted using cable mode；There is noise jamming of the power carrier mode due to power network again, need
Increase xegregating unit；Based on the synchronous wireless signal control device of gps clock, deficiency state is fed back, it is necessary to set between equipment
Strengthen in terms of standby stable and reliability；Finally, existing wireless signal reliability control system is not high, potential safety hazard be present, access
The excessive fault rate of node also increases.In a kind of patent of the wireless traffic-signal controller system based on wifi communication modes,
Control of the traffic signal control to count-down board is realized by wireless transmission method, especially in accordance with the traffic flow at each crossing
Measure the control that signal carries out real-time adaptive.The patent controls in real time mainly for countdown to be controlled and designs with Multiple Intersections, should
The communication subsystem reliability that patent is not related to system accounts for, one or several wireless module communication abnormality such as where
Manage, do not paid attention at all in patent；There is no design error failure degradation function in patent；Using the traffic signals of communication
Crossing consider first it is solar powered, and without reference to solar charging/discharging management and energy conservation this part, nothing in the invention
Line transmission increases with distance, and ability needed for transmission sharply increases, and consults traffic signals controlled in wireless field product early stage not
It is related to energy-efficient this aspect.
Due to a variety of weak points existing for system above, therefore need a system and provide one kind based on solar energy confession
Electricity, traffic control system is transmitted using communication, and possess the intelligence friendship of perfect security row, guaranteed reliability's system
Logical control system.
The content of the invention
The present invention provides a kind of the energy-efficient of current rate of raising urban road, and signal control is carried out using radio communication
Pattern, there is complete degradation processing scheme, once communication disorder and exceeding the time limit, sent out to command centre and the person of presiding over the business
System exception information is sent, while realizes radio communication traffic-control unit and the control of the fault detect to traffic lights
Method.
The present invention is achieved by the following technical solution：A kind of radio communication traffic-control unit, its is main
Technical characteristic is that control device includes wireless intelligent traffic signal dispatching unit, Wireless/wired flow collection unit, wireless lamp control
Output unit, easily energy gloomy Enocean communication units, abnormal monitoring and wireless malfunction alarm unit six functionses module；The device
Using modularized design, module supports hot plug；
The radio communication traffic-control unit includes intelligent signal control main frame and signal control slave, control main frame bag
Include main control unit, lamp control unit, flow detection unit, abnormal monitoring and fault detect alarm unit；Control slave includes lamp control
Unit, abnormal monitoring and fault detect alarm unit；Main frame and extension set, it is communication between extension set and extension set；
The intelligent signal control main frame and signal control slave are specifically connected locating module, high-definition camera respectively by master chip
Capture module, wireless access command centre module, easily can gloomy Enocean communication modules, light color signal control module, countdown
Signaling module, gate controlled switch control module, alarm detection module of falling, power management module, degradation module composition；Signal
Control slave is specifically connected high-definition camera and captures module, the easily gloomy Enocean communication modules of energy, light color signal respectively by master chip
Control module, signaling module of countdowning, gate controlled switch control module, fall alarm detection module, power management module, failure
Degradation module composition；Control main frame master chip is STM32F408 series embedded multi-core processors, and control slave uses low-power consumption
High performance STC15W408AS chips.
The locating module design, using GPS and Big Dipper mixing module, is connected in control main frame by Transistor-Transistor Logic level interface
Tap into the reception of row time and location information；High-definition camera captures module, and the module is by low-power consumption LAN8720a network services
Interface chip accesses, and sends and captures the picture after control signal is captured with transmission；Wireless access command centre module, the module are set
Count in control main frame, the mould is general module, is connected for command centre with crossing main frame, issues control instruction, transmission system
Information of uniting and candid photograph pictorial information；
The gloomy Enocean communication modules of the easily energy, the module are the core components of the system, and power supply module introduces ECS300
Enocean solar energy 4V power supply modules and the system PL300 6V solar electric power supply system concurrent workings, with ensure Enocean without
Line communication module TCM310 stable operations；Interim energy-storage module is using farad capacitor, anti-direction discharge power diode and NTC warm
Quick resistant series composition.
The light color signal control module, red yellowish green trichromatism signal is exported, support light color output detection, detection content includes
Electric current, voltage detecting, system is dispatched to the improper fluctuation real-time report of Current Voltage；Countdown signaling module, pass through
Various communications protocols, a variety of baud rate countdown signals are supported in the output of RS485 serial signals interface.
Described to fall alarm detection module, the module is ensures that control device is not dismantled without reason, once dismounting or abnormal
Vibrations produce alarm pulse immediately, and triggering captures module, capture pictures and video, command centre is reported to by scheduler module.
The power management module, including two sets of electric power systems of DC6V and DC24V, 6V systems are powered to Control card,
During cell voltage as little as below 4.5v, chip all enters resting state, and I/O port is closed；24V systems are to signal lamp and countdown
Device power supply ensures that electric energy is fully utilized, because 24v systems can ensure LED strip connection red and yellow led up to 10, green
LED up to 7.
The degradation module, the module use multiple protection measure, are provided with logic control circuit and occur in system
Operational relay shutoff signal lamp group red and green signals power supply during failure, strict guarantee crossing because it is red it is green conflict, red light can not close,
Amber light can not close, in the case of the failure of communication failure, main control chip, and pressure system switches to yellow sudden strain of a muscle or light-off state；, G-
LS, R-LS, Y-LS are respectively green light signals, red signal, steady yellow, M-IO be Master control chip STM32F408 or
The control I/O port of STM32F408AS chips；When system starts, M-IO output signals are low level, by NOT gate（NOT）U5 is exported
High level, then via OR gate U4, control triode Q1 to drive relay K1 to provide yellow sudden strain of a muscle device power supply status by OR gate U3 circuits；
After normal work, M-IO is arranged to high level, drives relay K1 to connect red green general supply by triode Q1 and exports, into system
Normal consistency state；Once occur it is red it is green conflict or yellowish green conflict, by with door U1 judge it is red it is green conflict, judge yellowish green punching with door U2
It is prominent, via OR gate U4, red green general supply, switching are closed by Q1 triode NPN control relays K1 by OR gate U3 systems immediately
Dodged to Huang；The yellow sudden strain of a muscle of master chip system call, has master control IO directly to control.
The radio communication traffic-control unit includes 1 control main frame and 3 control slaves.
A kind of control method of radio communication traffic-control unit, its control process are as follows：
The first step：System includes 1 control main frame and 3 slaves that numbering is 1 ~ No. 3 respectively.
Second step：System starts self-test, sends detecting instruction immediately from main frame, it is desirable to which 3 control slaves provide response, such as
Fruit slave respective request in regulation 1500ms, provides response message, system enters normal mode of operation.Main frame sends control and referred to
Order, slave receive instruction display lamp state, monitoring system state and signal lamp state.
3rd step：If main frame within the regulation 500ms times, does not receive 1 or more slave feedback informations, system enters
Degraded mode is yellow sudden strain of a muscle pattern, while sends yellow dodge of signal lamp and instruct to the normal slave that communicates.
4th step：Slave is normally received the command information from main frame after the completion of Power-On Self-Test, and slave enters normal work
Operation mode.If do not received in 1500ms yellow sudden strain of a muscle is immediately entered from host information, lamp control output.Meanwhile begin to send out inquiry
The slave either with or without normal work is instructed, to detect whether that forwarding instruction can be received from slave is closed on, if received, according to receiving
Instruction is performed, if do not received yet, keeps yellow sudden strain of a muscle pattern and be delayed actively to send query statement, and waiting system is activated or repaiied
It is multiple.
5th step：After device normal work, into monitoring system working condition while normal lamp state.If run into lamp state
Failure, master/slave machine abnormal failure, start contingency mode, malfunction and warning message are sent by most fast mode immediately
To main frame, main frame is returned to command centre immediately after fault message is received.
The present invention is based on company's intelligent signal control machine, and framework one serves transportation industry, improves urban road and passes through
The energy-efficient wireless intelligent traffic signal control device powered by solar panel of rate.The device is mainly for without civil power
And need to set up traffic signal control system region, but this is also not necessarily limited to, the device remains able to use power taking nearby, signal control
The pattern that system is still carried out using radio communication.Device of the present invention is designed with complete degradation processing scheme, and one
Denier communication disorder and exceed the time limit, the present apparatus is loaded into alternative scheme operation immediately, and is sent to command centre and the person of presiding over the business
System exception information, while monitoring ball machine picture is shown on master control interface, so both ensured that system stably allowed traffic orderly
Carry out, can also report without delay failure situation to responsible person concerned.Still a further object is that to realize the event to traffic lights
Barrier detects and proposes the invention.Independently detection is difficult to carry out substantive effective detection to traffic lights at present, and traffic signals
Control machine national standard, which is defined as green light, can not detect whether it extinguishes, as long as will not for some reason hinder and light, so causing by mistake
Green dropout problem is not detected in existing whistle control system.A further object is exactly to improve current wireless universal transmission mould
The defects of block power consumption is too high.Because currently employed radio transmission apparatus power consumption is bigger, be unfavorable for saving so that solar energy without
The internal system power consumption of line signal control device networking is higher.Therefore the present invention seeks to set for current wireless communications mode present situation
A kind of radio communication module is counted to unite and provide corresponding control method to realize energy-efficient intelligent traffic signal control device.
The present invention relates to a kind of Intelligent type wireless traffic-control unit and control method, the control device includes advanced wireless intelligence
Can traffic signals scheduling unit, Wireless/wired flow collection unit, wireless lamp control output unit, Enocean communication units, different
Often monitoring and wireless malfunction alarm unit six functionses module.Its control mode manages model concentratedly using distributed AC servo system, respectively
Unit module can relatively independent work, but, the output lamp control signal of lamp control unit realizes stringent synchronization with main control device, ensures
System is safe and reliable；Lamp control unit module supports the access of flow cell module wired or wireless way.Main control unit and lamp control list
Member supports Intelligent fault degradation processing function, communication abnormality fault tolerance.Wireless malfunction alarm unit can monitor in real time
System running status, once there is situations such as communication abnormality, lamp state failure, lamp control cell failure, main computer unit failure, failure in system
Alarm unit sends the data to terminal by wireless channel, notifies traffic administration command centre sends to safeguard people by terminal
Member repairs to site inspection.
Brief description of the drawings：
Fig. 1 is Wireless traffic signal control device operation principle；
Fig. 2 wireless traffic signal control device control main frame schematic diagrams；
Fig. 3 wireless traffic signals control device controls slave schematic diagram；
Fig. 4 is that Enocean communication module circuitries improve figure；
Fig. 5 gate controlled switch control module circuit diagrams；
Fig. 6 is degradation module circuit diagram；
Fig. 7 is that schematic diagram is implemented at crossing；
Fig. 8, Fig. 9 are applied topology structure chart of the present invention；
Figure 10 is control method flow chart.
Embodiment：
As shown in figure 1, the present invention relates to a kind of Intelligent type wireless traffic-control unit and control method.Involved by line of the present invention
And intelligent signal control main frame and signal control slave, device include 1 control main frame and 3 control slaves.Control main frame
Including main control unit, lamp control unit, flow detection unit, abnormal monitoring and fault detect alarm unit；Control slave includes lamp
Control unit, abnormal monitoring and fault detect alarm unit.The device uses modularized design, and module supports hot plug, control master
Owner's chip uses STM32F408 family chips, and control extensions master chip uses STC15W408AS super low-power consumption chips, wirelessly
Communication system creatively uses Yi Nengsen（Enocean）Wireless energy acquisition technique realizes low-power consumption, high stability channel radio
Letter pattern, the communication system based on the technique construction is can to gather energy caused by surrounding environment at present, such as mechanical energy, light
Can, energy of temperature difference etc..These energy are after processing, for supplying the wireless communication module of the easily gloomy super low-power consumption of energy,
Realize real no data line, Wireless, the communication system of no battery.The control unit of the Wireless traffic signal control device
Function is described as follows：
Main control unit has reliable and stable system exception degradation processing function：1）In the range of setting time, if there is not
Receive lamp control unit and return code, main control unit automatic log-on lamp state Huang sudden strain of a muscle pattern, send brown flasher state to it is other can positive normal open
The light control module of letter；2）If main control unit, which receives lamp control unit, situations such as signal lamp extinguishing or red and green signals conflict occurs, it is
Unite and send brown flasher state to normal direction, to ensure system safety；3）No matter main control unit or lamp control unit occur it is abnormal, all
It is notified that fault alarm unit.
Lamp control unit is also realized using the Enocean wireless communication modules based on wireless energy acquisition technique and main control unit
And the data communication between other lamp control units, once proper communication is unable to main control unit and other lamp control units, the lamp
Unit is controlled automatically into yellow sudden strain of a muscle state；During yellow sudden strain of a muscle state, if detecting green light Chang Liang situation, other directions are notified also to close
Lamp control general supply is closed, simultaneously closes off this lamp control lamp unit control general supply.
Solar powered to use dual power mode, the control section of master control and lamp control control unit uses 6V solar cells
As power supply, maintenance-free battery uses 4.5AH/6V energy storage；And lamp control output par, c uses 24V solar cells, so can
Guarantee system steady operation, cut-out output general supply when output is fed, also can change what is come using solar cell to greatest extent
Energy is used for LED signal lamp.Sun electric power system has voltage and current parameter detection module, real-time detecting system electric current and electricity
Pressure situation, transmit to fault alarm unit.
Accurately signal lamp detection module, the module carry out current detecting mould respectively using the color traffic signals of low-pressure end three
Formula, avoid the occurrence of the situation that green light extinguishing can not detect, signal lamp one-channel signal current anomaly increase failure can not distinguish.
Fault alarm unit carries out taxonomic revision after fault message is received, to failure situation and is divided into generic failure, two level
It is failure, level fault, serious（It is superfine）Failure superior control unit（Command centre）Report.Generic failure refers to system green light
Do not work, signal lamp current fluctuation is in 15ma ~ 30ma etc.；Secondary failure refers to that current fluctuation 30ma ~ 50ma, 6V voltage is less than
4.8V；Level fault be current fluctuation more than 50ma, lamp control output voltage is less than 21.5v, communication failure, red light extinguishing；Seriously
Failure refers to green light Chang Liang, red green conflict.
The device has cabinet abnormal start-up warning function, once cabinet abnormal opening or to receive high vibration etc. improper
Information, hiding low-power consumption high-definition camera can be waken up from sleep state, take current scene, while extract characteristic parameter
（If any without face, foreign matter intrusion etc.）, command centre is immediately conveyed to by fault alarm unit, command centre according to installing in advance
Put parameter and start corresponding operating：1）Picture is captured in storage；2）Intellectual analysis characteristic parameter and picture；3）Send specific aim alarm letter
Cease to related director.
The device uses GPS module time service or Information Mobile Service business's timing function to solve its temporal accuracy.
As shown in Figure 2 and Figure 3, each modular structure and function description：
1 is locating module, and the module is designed in control main frame（Slave is controlled without the module）In, using GPS and Big Dipper hybrid guided mode
Block, the reception for carrying out time and location information is connected by Transistor-Transistor Logic level interface.
2 be that high-definition camera captures module, and the module is accessed by low-power consumption LAN8720a network communication interfaces chip, is sent
Capture the picture after control signal and transmission candid photograph.
3 be wireless access command centre module, and the module is designed at control main frame（Slave is controlled without the module）In, the mould
For general module, it is connected for command centre with crossing main frame, issues control instruction, Transmission system information and candid photograph picture letter
Breath.
4 be Enocean communication modules, and the module is the core component of the system, and the part this patent creatively uses
Emerging Enocean technologies, the technology are normally applied in intelligent building control system, designed for traffic control system still
First.Energy consumption of the power consumption of the technology well below Zigbee, only about its 1/30 ~ 1/100.Simultaneously to its original design side
Case, which has done improvement, makes its properer needs for meeting traffic control system, and power supply module introduces the peculiar sun of ECS300 Enocean
Energy 4V power supply modules and the system PL300 6V solar electric power supply system concurrent workings, to ensure Enocean wireless communication modules
TCM310 stable operations.As shown in Figure 4.Interim energy-storage module is using farad capacitor, anti-direction discharge power diode and NTC warm
Quick resistant series composition composition.
5 be light color signal control module, exports red yellowish green trichromatism signal, supports light color output detection, and detection content includes
Electric current, voltage detecting, system is dispatched to the improper fluctuation real-time report of Current Voltage.
6 be signaling module of countdowning, and is exported by RS485 serial signals interface and supports various communications protocols, Duo Zhongbo
Special rate countdown signal.
7 be gate controlled switch control module, and the module supports 3 road gate-control signal detections, by passing through optocoupler with goalkeeper's signal
EL817 accesses the I/O port of master chip, and EL817 plays a part of insulation blocking master chip, input comprehensive guarantee control main frame or
Extension set exports warning message in time in the case of by abnormal opening.As shown in Figure 5.
8 is fall alarm detection module, and the module is ensures that control device is not dismantled without reason, once dismounting or abnormal
Vibrations produce alarm pulse immediately, and triggering captures module, capture pictures and video, command centre is reported to by scheduler module.
9 be power management module, and the system electric power system includes two sets of electric power systems of DC6V and DC24V, and 6V systems are to control
Making sheet card is powered, and in cell voltage as little as below 4.5v, chip all enters resting state, and I/O port is closed.First, protection electricity
Pond；Second, Guarantee control system saves the energy, so as to ensure the stable operation of system sky control section.24V systems are to signal lamp
Ensure that electric energy is fully utilized with count-down device power supply, because 24v systems can ensure that LED strip connection is red and yellow led can be more
To 10, green LED can be with up to 7.
10 be CPU core core module, and control main frame includes a STM32F408 series embedded multi-core processor, industry
Level temperature is wide, ensures the stability of annunciator system；External FLASH storage chips are configured with to preserve setting data.
Control slave then realizes that systemic-function is dispatched using the STC15W408AS chips of Low Power High Performance.
The installation and debugging of this signal control device are convenient, and without special advanced training, common electrical can be complete for basis installation
Into correlation installation and configuration operation；Configuration parameter can be simple to operation according to the prompting of system interface or professional system software, and one
As situation system can complete configuration work without dedicated technician.
11 be degradation module, and the module uses multiple protection measure, is provided with logic control circuit and goes out in system
Operational relay shutoff signal lamp group red and green signals power supply during existing failure, strict guarantee crossing can not close because of red green conflict, red light
Close, amber light can not close, in the case of the failure of communication failure, main control chip, pressure system switches to yellow dodge or light-off state.Figure
6 be schematic diagram, and G-LS, R-LS, Y-LS are respectively green light signals, red signal, steady yellow, and M-IO is Master control chip
The control I/O port of STM32F408 or STM32F408AS chips.When system starts, M-IO output signals are low level, by NOT gate
（NOT）U5 exports high level, then via OR gate U4, controls triode Q1 to drive relay K1 to provide yellow dodge by OR gate U3 circuits
Device power supply status.After normal work, M-IO is arranged to high level, drives relay K1 to connect red green general supply by triode Q1 defeated
Go out, into system normal consistency state.Once occur it is red it is green conflict or yellowish green conflict, by with door U1 judge it is red it is green conflict, with door
U2 judges yellowish green conflict, via OR gate U4, is closed immediately by Q1 triode NPN control relays K1 by OR gate U3 systems red green
General supply, switch to yellow sudden strain of a muscle.The yellow sudden strain of a muscle of master chip system call, has master control IO directly to control.
As shown in Figure 10, control method describes：
Its innovation of the control method that patent of the present invention is related to, which is to construct first, ensures main frame and extension set, between extension set and extension set
Effective reliable wireless communication mode, then, designs the data transmission wireless link of highly effective and safe, be finally introducing fault detect and
Real-time grasp shoot and transport module, so as to realize a stable, safe and efficient wireless traffic signal control module.
The Wireless traffic signal control device control process is as follows：
The first step：System includes 1 control main frame and 3 slaves that numbering is 1 ~ No. 3 respectively.
Second step：System starts self-test, sends detecting instruction immediately from main frame, it is desirable to which 3 control slaves provide response, such as
Fruit slave respective request in regulation 1500ms, provides response message, system enters normal mode of operation.Main frame sends control and referred to
Order, slave receive instruction display lamp state, monitoring system state and signal lamp state.
3rd step：If main frame within the regulation 500ms times, does not receive 1 or more slave feedback informations, system enters
Degraded mode is yellow sudden strain of a muscle pattern, while sends yellow dodge of signal lamp and instruct to the normal slave that communicates.
4th step：Slave is normally received the command information from main frame after the completion of Power-On Self-Test, and slave enters normal work
Operation mode.If do not received in 1500ms yellow sudden strain of a muscle is immediately entered from host information, lamp control output.Meanwhile begin to send out inquiry
The slave either with or without normal work is instructed, to detect whether that forwarding instruction can be received from slave is closed on, if received, according to receiving
Instruction is performed, if do not received yet, keeps yellow sudden strain of a muscle pattern and be delayed actively to send query statement, and waiting system is activated or repaiied
It is multiple.
5th step：After device normal work, into monitoring system working condition while normal lamp state.If run into lamp state
Failure, master/slave machine abnormal failure, start contingency mode, malfunction and warning message are sent by most fast mode immediately
To main frame, main frame is returned to command centre immediately after fault message is received.
This control method can realize following function：
1. actively discover the abnormality of each part of device
2. Data Encryption Transmission
3. system login authentication
4. control main frame receives command centre's control in real time.
The present invention will provide a set of install convenient, wireless intelligent traffic signal control device user-friendly for operation to client.Should
Device is reliable and stable, using the Enocean wireless communication technologys of novelty, high-efficient energy-saving environment friendly.Support long-range and local wireless control
Crossing traffic signal condition processed, the device are that vehicle supervision department saves the energy and fund.Especially provided in terms of remote maintenance
A kind of feasible monitoring solution, ensure that manager has found the system failure in the very first time, give system stable operation to provide
A whole set of solution.
Case study on implementation：
This product is applied to urban traffic signal control system, application system topology diagram, such as Fig. 8, Fig. 9.The system forms
As shown in Figure 7：System mainly by traffic signal control, traffic lights, traffic signal counter-down time-recorder, wireless communication module,
The composition such as power module is controlled, needs are managed according to actual traffic, by setting traffic lights in the appropriate location at crossing, by
Traffic signal control is controlled according to signal timing plan set in advance to signal lamp, to realize to wagon flow and the stream of people
Access control.
Claims (9)
1. a kind of radio communication traffic-control unit, it is characterised in that control device includes wireless intelligent traffic signal dispatching
Unit, Wireless/wired flow collection unit, wireless lamp control output unit, easily can gloomy Enocean communication units, abnormal monitoring and
Wireless malfunction alarm unit six functionses module；The device uses modularized design, and module supports hot plug；
The radio communication traffic-control unit includes intelligent signal control main frame and signal control slave, control main frame bag
Include main control unit, lamp control unit, flow detection unit, abnormal monitoring and fault detect alarm unit；Control slave includes lamp control
Unit, abnormal monitoring and fault detect alarm unit；Main frame and extension set, it is communication between extension set and extension set；
The intelligent signal control main frame and signal control slave are specifically connected locating module, high-definition camera respectively by master chip
Capture module, wireless access command centre module, easily can gloomy Enocean communication modules, light color signal control module, countdown
Signaling module, gate controlled switch control module, alarm detection module of falling, power management module, degradation module composition；Signal
Control slave is specifically connected high-definition camera and captures module, the easily gloomy Enocean communication modules of energy, light color signal respectively by master chip
Control module, signaling module of countdowning, gate controlled switch control module, fall alarm detection module, power management module, failure
Degradation module composition；Control main frame master chip is STM32F408 series embedded multi-core processors, and control slave uses low-power consumption
High performance STC15W408AS chips.
2. a kind of radio communication traffic-control unit as claimed in claim 1, it is characterised in that the locating module is set
Meter is in control main frame, using GPS and Big Dipper mixing module, is connected by Transistor-Transistor Logic level interface and carries out time and location information
Receive；High-definition camera captures module, and the module is accessed by low-power consumption LAN8720a network communication interfaces chip, is sent and is captured control
Picture after signal processed and transmission candid photograph；Wireless access command centre module, the module are designed in control main frame, and the mould is logical
With module, it is connected for command centre with crossing main frame, issues control instruction, Transmission system information and candid photograph pictorial information.
3. a kind of radio communication traffic-control unit as claimed in claim 1, it is characterised in that the easily energy is gloomy
Enocean communication modules, the module are the core components of the system, and power supply module introduces ECS300 Enocean solar energy 4V and supplied
Electric module and the system PL300 6V solar electric power supply system concurrent workings, to ensure Enocean wireless communication modules TCM310
Stable operation；Interim energy-storage module is composed in series using farad capacitor, anti-direction discharge power diode and NTC thermistor.
A kind of 4. radio communication traffic-control unit as claimed in claim 1, it is characterised in that the light color signal control
Molding block, red yellowish green trichromatism signal is exported, support light color output detection, detection content includes electric current, voltage detecting, to electric current electricity
The improper fluctuation real-time report scheduling system of pressure；Countdown signaling module, pass through the output of RS485 serial signals interface and support
Various communications protocols, a variety of baud rate countdown signals.
5. a kind of radio communication traffic-control unit as claimed in claim 1, it is characterised in that described to fall alarm inspection
Module is surveyed, the module, once dismounting or abnormal vibrations produce alarm pulse immediately, is touched to ensure that control device is not dismantled without reason
Hair captures module, capture pictures and video, and command centre is reported to by scheduler module.
A kind of 6. radio communication traffic-control unit as claimed in claim 1, it is characterised in that the power management mould
Block, including two sets of electric power systems of DC6V and DC24V, 6V systems are powered to Control card, in cell voltage as little as below 4.5v,
Chip all enters resting state, and I/O port is closed；24V systems ensure electric energy by abundant profit to signal lamp and count-down device power supply
With because 24v systems can ensure LED strip connection red and yellow led up to 10, green LED up to 7.
A kind of 7. radio communication traffic-control unit as claimed in claim 1, it is characterised in that the degradation mould
Block, the module use multiple protection measure, are provided with logic control circuit operational relay cut-out letter when system breaks down
Signal lamp group red and green signals power supply, strict guarantee crossing because it is red it is green conflict, red light can not close, amber light can not close, communication failure,
In the case that main control chip fails, pressure system switches to yellow sudden strain of a muscle or light-off state；, G-LS, R-LS, Y-LS are respectively green light letter
Number, red signal, steady yellow, M-IO be Master control chip STM32F408 or STM32F408AS chip control I/O port；System
When system starts, M-IO output signals are low level, by NOT gate（NOT）U5 exports high level, then via OR gate U4, passes through OR gate
U3 circuits control triode Q1 driving relays K1 provide yellow sudden strain of a muscle device power supply status；After normal work, M-IO is arranged to high level,
Red green general supply output is connected by triode Q1 driving relays K1, into system normal consistency state；Once there is red green punching
Prominent or yellowish green conflict, by with door U1 judge it is red it is green conflict, with door U2 judge it is yellowish green conflict, via OR gate U4, pass through OR gate U3 systems
System closes red green general supply by Q1 triode NPN control relays K1 immediately, switches to yellow sudden strain of a muscle；The Huang of master chip system call
Dodge, there is master control IO directly to control.
8. a kind of radio communication traffic-control unit as claimed in claim 1, it is characterised in that the radio communication is handed over
Messenger control device includes 1 control main frame and 3 control slaves.
A kind of 9. control method of radio communication traffic-control unit as claimed in claim 1, it is characterised in that its nothing
Line traffic-control unit control process is as follows：
The first step：System includes 1 control main frame and 3 slaves that numbering is 1 ~ No. 3 respectively；
Second step：System starts self-test, sends detecting instruction immediately from main frame, it is desirable to and 3 control slaves provide response, if from
Machine respective request in regulation 1500ms, provides response message, system enters normal mode of operation；Main frame sends control instruction,
Slave receives instruction display lamp state, monitoring system state and signal lamp state；
3rd step：If main frame within the regulation 500ms times, does not receive 1 or more slave feedback informations, system, which enters, to degrade
Pattern is yellow sudden strain of a muscle pattern, while sends yellow dodge of signal lamp and instruct to the normal slave that communicates；
4th step：Slave is normally received the command information from main frame after the completion of Power-On Self-Test, and slave enters normal work mould
Formula；If do not received in 1500ms yellow sudden strain of a muscle is immediately entered from host information, lamp control output；Meanwhile begin to send out inquiry instruction
Either with or without the slave of normal work, to detect whether that forwarding instruction can be received from slave is closed on, if received, instructed according to receiving
Perform, if do not received yet, keep yellow sudden strain of a muscle pattern and be delayed actively to send query statement, waiting system activation or reparation；
5th step：After device normal work, into monitoring system working condition while normal lamp state；If run into the event of lamp state
Barrier, master/slave machine abnormal failure, start contingency mode, malfunction and warning message are sent to by most fast mode immediately
Main frame, main frame are returned to command centre immediately after fault message is received.
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| CN201710981274.7A CN107610485A (en) | 2017-10-20 | 2017-10-20 | A kind of radio communication traffic-control unit and control method |
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| CN201710981274.7A CN107610485A (en) | 2017-10-20 | 2017-10-20 | A kind of radio communication traffic-control unit and control method |
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| CN108564799A (en) * | 2018-06-06 | 2018-09-21 | 苏州思在科技有限公司 | A kind of network signal lamp |
| CN108765987A (en) * | 2018-08-01 | 2018-11-06 | 山东鼎讯智能交通股份有限公司 | A kind of traffic signal controller |
| CN108829106A (en) * | 2018-06-22 | 2018-11-16 | 安徽尼古拉电子科技有限公司 | A kind of remote vehicle scheduling guide device based on Beidou navigation technology |
| CN109615891A (en) * | 2018-11-30 | 2019-04-12 | 安徽庐峰交通工程有限公司 | A kind of solar energy emergency parachute system of band GPS automatic correcting time and radio gang function |
| CN110390823A (en) * | 2018-04-18 | 2019-10-29 | 杭州海康威视数字技术股份有限公司 | A kind of semaphore and Signalized control method |
| CN112767716A (en) * | 2021-01-25 | 2021-05-07 | 上海同煦交通科技有限公司 | Intelligent road signal machine wirelessly interacting with signal lamp |
| CN112971970A (en) * | 2021-02-09 | 2021-06-18 | 杭州堃博生物科技有限公司 | Injection pump control method and system and injection pump |
| CN115762188A (en) * | 2022-10-19 | 2023-03-07 | 上海宝康电子控制工程有限公司 | Traffic signal synchronization system, method, device and medium based on optical communication network |
| CN118247979A (en) * | 2024-05-29 | 2024-06-25 | 华睿交通科技股份有限公司 | Solar energy and wireless communication traffic signal lamp easy to overhaul |
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| CN112767716B (en) * | 2021-01-25 | 2024-01-26 | 上海同煦交通科技有限公司 | Intelligent road signal machine with signal lamp wireless interaction |
| CN112971970A (en) * | 2021-02-09 | 2021-06-18 | 杭州堃博生物科技有限公司 | Injection pump control method and system and injection pump |
| CN115762188A (en) * | 2022-10-19 | 2023-03-07 | 上海宝康电子控制工程有限公司 | Traffic signal synchronization system, method, device and medium based on optical communication network |
| CN118247979A (en) * | 2024-05-29 | 2024-06-25 | 华睿交通科技股份有限公司 | Solar energy and wireless communication traffic signal lamp easy to overhaul |
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