CN108922198A - A kind of electric vehicle based on Zigbee is broken rules and regulations monitoring method and system - Google Patents
A kind of electric vehicle based on Zigbee is broken rules and regulations monitoring method and system Download PDFInfo
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- CN108922198A CN108922198A CN201810826778.6A CN201810826778A CN108922198A CN 108922198 A CN108922198 A CN 108922198A CN 201810826778 A CN201810826778 A CN 201810826778A CN 108922198 A CN108922198 A CN 108922198A
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- electric vehicle
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
- G08G1/0175—Detecting movement of traffic to be counted or controlled identifying vehicles by photographing vehicles, e.g. when violating traffic rules
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Abstract
The present invention discloses a kind of monitoring method violating the regulations of the electric vehicle based on Zigbee, including：Electric vehicle drives into after the network coverage of Zigbee the status information and remaining time information corresponding with status information for receiving the traffic lights that the first Zigbee module in network coverage is sent；Electric vehicle according to the status information and corresponding remaining time information of traffic lights judge whether need ramp to stop if desired obtain current vehicle speed in real time, judge electric vehicle within the set time whether continued deceleration and stop avoid breaking rules and regulations；Second Zigbee module of electric vehicle feeds back the information of vehicles and driver information of electric vehicle violating the regulations to the first Zigbee module, in addition, invention additionally discloses a kind of electric vehicle based on Zigbee monitoring systems violating the regulations.Technical solution of the present invention uses ZigBee wireless communication networks, the electric vehicle of dealing in 24 hours automatic monitoring crossing regions, it solves the problems, such as that the violation information that battery-operated motor cycle makes a dash across the red light is difficult to record, improves traffic safety, advocate electric vehicle safe driving.
Description
Technical field
The present invention relates to intelligent transportation fields.More particularly, to a kind of electric vehicle based on Zigbee monitoring side violating the regulations
Method and system.
Background technique
The use of battery-operated motor cycle is increasingly extensive at present, and the battery-operated motor cycle in many areas does not require to register the license, partly
Area requires but since the management intensity to electric motorcycle license plate is little, still has many battery-operated motor cycle without a licences to travel；This
Cause when electric vehicle makes a dash across the red light, although the camera of traffic lights had photographed battery-operated motor cycle, but can not differentiate car owner and vehicle
Information, even if taking pictures on battery-operated motor cycle, due to artificial or extraneous factor, video camera is also difficult to clap clear, Hen Duo electricity
Dynamic motorcycle utilizes these loopholes running red light at random wantonly, and loss of traffic is countless caused by making a dash across the red light every year because of battery-operated motor cycle.
There is no a good effective methods can prevent and supervise battery-operated motor cycle running red light at random at present.
Summary of the invention
The purpose of the present invention is to provide a kind of electric vehicle based on Zigbee monitoring method violating the regulations and systems, pass through
The state of Current traffic lamp and remaining time are sent to electric vehicle end by ZigBee wireless network, the latter be based on traffic light status and
Whether remaining time real-time judge and inspection electric vehicle slow down at the appointed time until stopping, making a dash across the red light to solve electric vehicle
Violation information be difficult to the problem of recording.
In order to achieve the above objectives, the present invention adopts the following technical solutions：
A kind of monitoring method violating the regulations of the electric vehicle based on Zigbee, including：
Electric vehicle drives into after the network coverage of Zigbee the first Zigbee mould received in the network coverage
The status information and remaining time information corresponding with the status information for the traffic lights that block is sent；
The electric vehicle judges whether palpus according to the status information and corresponding remaining time information of the traffic lights
Want ramp to stop, if desired, obtain current vehicle speed in real time, judge electric vehicle within the set time whether continued deceleration and stop keep away
Exempt to break rules and regulations；
Second Zigbee module of the electric vehicle feeds back the vehicle letter of electric vehicle violating the regulations to first Zigbee module
Breath and driver information.
Further, the network coverage of the Zigbee includes the crossing for being equipped with traffic lights and electric vehicle by road
Road Maximum speed limit speed is kept to zero link length travelled.
Further, the method also includes：The electric vehicle calculating drives into Zigbee network coverage area and stops to crossing
The required time t of fare0, and with traffic lights current state remaining time t1Compare, judges whether electric vehicle needs to slow down and stop
Vehicle.
Further, allow to pass through if the traffic lights current state is, t0> t1When electric vehicle need slow down and stop
Vehicle；If the traffic lights current state is that no through traffic, t0< t1When electric vehicle need ramp to stop.
Further, the method also includes：The electric vehicle judgement need remind driver to reach road after ramp to stop
Parking before mouthful.
The present invention also provides a kind of electric vehicle based on Zigbee monitoring systems violating the regulations, including traffic lights transmitting-receiving dress
It sets and electric vehicle R-T unit, wherein the traffic lights R-T unit includes：
First processor：For the current state of traffic lights and remaining time signal to be converted into customized data
Frame；
First Zigbee module：For by first processor, treated that data frame encapsulates and is sent to electric vehicle；
Memory：For storing electric vehicle information violating the regulations and corresponding drivers information；
The electric vehicle R-T unit includes：Second processor：For handle parsing traffic lights current state and
Remaining time data and vehicle speed data, judge whether electric vehicle ramp to stop and need break rules and regulations；
Second Zigbee module：For receiving the data of the first Zigbee module transmission, being also used to will be at second processor
Data frame after reason encapsulates and is sent to the first Zigbee module；
Speed obtains module：It is transmitted at second in real time for obtaining the speed of current electric vehicle in real time, and by speed data
Manage device.
Further, the second processor calculates electric vehicle and drives into Zigbee network coverage area to crossing brake cable
Required time t0, and with traffic lights current state remaining time t1Compare, judges whether electric vehicle needs ramp to stop, if
Need, current vehicle speed is obtained in real time, judges electric vehicle in t0In time whether continued deceleration and stop avoid breaking rules and regulations.
Further, the power supply of the traffic lights R-T unit and traffic lights connection is powered, the electricity
The connection of the power supply of motor-car R-T unit and electric vehicle is powered.
Further, the traffic lights R-T unit further includes display module, for showing the name of car owner violating the regulations.
Further, the electric vehicle R-T unit further includes voice broadcast module, for sentencing when electric vehicle R-T unit
It is disconnected go out electric vehicle need ramp to stop when voice reminder driver.
Beneficial effects of the present invention are as follows：
Technical solution of the present invention uses ZigBee wireless communication networks, dealing in 24 hours automatic monitoring crossing regions
Electric vehicle, solve the problems, such as that the violation information that battery-operated motor cycle makes a dash across the red light is difficult to record, improve traffic safety, advocate
Electric vehicle safe driving.
Detailed description of the invention
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing；
Fig. 1 is a kind of electric vehicle based on Zigbee of present invention monitoring method flow chart violating the regulations；
Fig. 2 is a kind of electric vehicle deceleration decision flow chart based on Zigbee of the present invention；
Fig. 3 is that the ZigBee-network of one embodiment of the invention covers schematic diagram；
Fig. 4 is a kind of electric vehicle based on Zigbee of present invention monitoring system schematic diagram violating the regulations.
Specific embodiment
In order to illustrate more clearly of the present invention, the present invention is done further below with reference to preferred embodiments and drawings
It is bright.Similar component is indicated in attached drawing with identical appended drawing reference.It will be appreciated by those skilled in the art that institute is specific below
The content of description is illustrative and be not restrictive, and should not be limited the scope of the invention with this.
The monitoring method as shown in Figure 1, a kind of electric vehicle based on Zigbee disclosed by the invention is broken rules and regulations, including：
S1, electric vehicle drive into after the network coverage of Zigbee the first Zigbee received in the network coverage
The status information and remaining time information corresponding with the status information for the traffic lights that module is sent；
S2, the electric vehicle judge whether according to the status information and corresponding remaining time information of the traffic lights
Need ramp to stop if desired obtain current vehicle speed in real time, judge whether electric vehicle continued deceleration and stops within the set time
It avoids breaking rules and regulations；
S3, the electric vehicle the second Zigbee module the vehicle of electric vehicle violating the regulations is fed back to first Zigbee module
Information and driver information.
Specifically, for step S1, as shown in figure 3, the network coverage of Zigbee includes being equipped with traffic lights
Crossing and electric vehicle are kept to zero link length travelled by road Maximum speed limit speed.The traffic lights information of each traffic lights is sent out
The main lobe of directional aerial is equivalent to one in schematic diagram as shown in dotted portion in Fig. 3 by the ZigBee-network coverage area of sending end
A fan-shaped region；Fan-shaped zone radius, determines that method is as follows in radius, that is, Fig. 3 of coverage area：
Wherein the radius of fan-shaped region is known regular length by L1, L2, L1, and measurement can determine that emphasis is L2
Length, it is assumed that this road is V to the Maximum speed limit of electric vehicle0, and electric vehicle is at this time with V0Speed traveling, statistics can be passed through
Investigation and test experiments are learnt, under the premise of guaranteeing driver's safety, the average acceleration that battery-operated motor cycle reduces speed now is (negative
), it is set as a, then electric vehicle speed becomes 0 time tslowAs：tslow=V0/ a, then electric motorcycle in this period
The displacement of vehicle is：S=1/2a tslow 2+V tslow, wherein s is the length of L2；Therefore battery-operated motor cycle is with V0Pass through this section of L2
The time of distance (starting the position of receiving frame to the distance of brake cable) is t0=L2/V0.The stain at four angles is four in Fig. 3
A Zigbee transceiver module being arranged on traffic lights.
First Zigbee module of four traffic lights information transmitting terminals is utilized respectively the orientation ZigBee-network of oneself with wide
The mode broadcast persistently sends the data frame for carrying the traffic lights information, the address of each first Zigbee module in coverage area
It is different according to the difference in four corners of the world direction, the source address of frame is had in ZigBee data frame.As long as battery-operated motor cycle is rigid
It has just driven into the network range of some traffic lights information transmitting terminal, the network can be connected at once, while having ignored other three
ZigBee-network, and the data frame that information is first closed with traffic lights that the primary traffic lights information transmitting terminal is sent is obtained,
Electric vehicle end can parse state and the time of traffic lights corresponding with its driving direction.Electric vehicle end is mounted on electric motorcycle
It on the storage battery of vehicle, is powered, the receiving end of ZigBee on electric vehicle can be consolidated with storage battery using the storage battery of battery-operated motor cycle
Surely link together, if attempting by force to remove receiving end, will lead to storage battery damage, in this way can effective monitoring car owner whether have
Unlawful practice.
For step S2, when electric vehicle has just driven into first ZigBee-network, just start the data frame for receiving the network,
A valid data frame is only received, while ignoring other ZigBee-networks, electric vehicle end parses number by the second Zigbee module
According to, and processor MCU is given, MCU is further processed traffic lights information data, is judged according to the state of traffic lights and time
Whether battery-operated motor cycle should slow down, and obtains module by speed and obtain current vehicle speed in real time, calculate electric vehicle and drive into
Required time t of the Zigbee network coverage area to crossing brake cable0, judged battery-operated motor cycle in t according to speed0Period
Inside whether there is continued deceleration to be kept to 0 movement until speed.
Specifically, as shown in Fig. 2, electric vehicle receives the data frame of the first ZigBee module transmission, by data frame
Pretreatment the lighting lamp state of opposite traffic lights and the remaining time t of the state can be obtained1If the state of traffic lights is green light,
As the remaining time t of green light phase1Zigbee network coverage area is driven into crossing brake cable with maximum speed limit less than electric vehicle
Required time t0When, i.e. t0> t1If illustrating that electric vehicle does not slow down at this time to travel even if with prestissimo, the time is also not enough to
By crossing in the case of green light, battery-operated motor cycle should reduce speed now, and the speed that will start electric vehicle end at this time obtains module, real
When continual acquisition current vehicle speed, judge battery-operated motor cycle in t0Whether continued deceleration is started in period until being 0；
If traffic lights is red light, as the remaining time t of red light phase1Greater than the t mentioned in last embodiment0When, i.e. t0<
t1If illustrating that electric vehicle does not slow down at this time to travel with prestissimo, the time for reaching brake cable continues than traffic lights for red light
Time is short, and traffic lights still shows red light no through traffic when electric vehicle reaches brake cable, thus judges that electric vehicle should slow down, at this time
The speed that will start electric vehicle end obtains module, and real-time continual acquisition current vehicle speed judges battery-operated motor cycle in t0Time
Whether start continued deceleration until being 0 in section；
If traffic light status is neither green light is also red light, as amber light, then it is not necessary to judge the amber light state remaining time,
The speed for directly initiating electric vehicle end obtains module, and real-time continual acquisition current vehicle speed judges battery-operated motor cycle in t0When
Between whether start continued deceleration until being 0 in section, it is ensured that the traffic principle of " rather allow three points, do not rob one second " is implemented in traffic safety.
If electric vehicle end judges that electric vehicle meets above-mentioned three kinds of situations, while judging whether vehicle slows down, it can send out
Voice prompting reminds car owner to change the parking of state front reduction gear in traffic lights out, and new hand car owner is not easy to judge whether to pass through
Scientific help is given when crossing, try to forestall traffic accidents generation.
For step S3, if as shown in Fig. 2, when not detecting that electric vehicle stops in the situation as described in the examples of front
Only, then the ZigBee transceiver module at electric vehicle end will be sent to traffic lights end comprising information of vehicles and driver's letter by network
The data frame of breath, traffic lights transmitting portion will be handled the data frame, and information of vehicles and owner information are stored in
In memory, staff can be obtained by interface, be used as subsequent punishment；In traffic lights lamppost while of a serious nature
The owner name is shown in LED screen 1 minute, to play publicity.Electric vehicle difficult record violating the regulations is avoided, traffic safety is improved,
Advocate electric vehicle safe driving.
As shown in figure 4, one embodiment of the present of invention also discloses a kind of monitoring system violating the regulations of the electric vehicle based on Zigbee
System, including traffic lights R-T unit and electric vehicle R-T unit, wherein the traffic lights R-T unit includes：
First processor：For the current state of traffic lights and remaining time signal to be converted into customized data
Frame；
First Zigbee module：For by first processor, treated that data frame encapsulates and is sent to electric vehicle；
Memory：For storing electric vehicle information violating the regulations and corresponding drivers information；
The electric vehicle R-T unit includes：Second processor：For handle parsing traffic lights current state and
Remaining time data and vehicle speed data, judge whether electric vehicle ramp to stop and need break rules and regulations；Specifically, second processor
Calculating electric vehicle drives into Zigbee network coverage area to the required time t of crossing brake cable0, and with the current shape of traffic lights
State remaining time t1Compare, judge whether electric vehicle needs ramp to stop, if desired, obtain current vehicle speed in real time, judges electronic
Vehicle is in t0In time whether continued deceleration and stop avoid breaking rules and regulations.
Second Zigbee module：For receiving the data of the first Zigbee module transmission, being also used to will be at second processor
Data frame after reason encapsulates and is sent to the first Zigbee module；
Speed obtains module：It is transmitted at second in real time for obtaining the speed of current electric vehicle in real time, and by speed data
Manage device.
The connection of the power supply of traffic lights R-T unit and traffic lights is powered, can be real through overvoltage conversion
It is existing；The connection of the power supply of the electric vehicle R-T unit and electric vehicle is powered, and can use the storage battery and knot of battery-operated motor cycle
It closes voltage conversion circuit and realizes that, as long as that is, storage battery has electricity, electric vehicle R-T unit has electricity, and if electric vehicle R-T unit does not have
Electricity, it is meant that storage battery is also out of power, and electric vehicle cannot travel, and hidden trouble of traffic problem is not present.Electric vehicle R-T unit also wraps
Include voice broadcast module, for when electric vehicle R-T unit judge electric vehicle need ramp to stop when voice reminder driver.
Traffic lights R-T unit further includes memory, for storing the information of vehicles to make a dash across the red light and driver's identity data.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention may be used also on the basis of the above description for those of ordinary skill in the art
To make other variations or changes in different ways, all embodiments can not be exhaustive here, it is all to belong to this hair
The obvious changes or variations that bright technical solution is extended out are still in the scope of protection of the present invention.
Claims (10)
- The monitoring method 1. a kind of electric vehicle based on Zigbee is broken rules and regulations, which is characterized in that including：Electric vehicle drives into after the network coverage of Zigbee the first Zigbee module hair received in the network coverage The status information of the traffic lights sent and remaining time information corresponding with the status information；The electric vehicle judges whether to subtract according to the status information and corresponding remaining time information of the traffic lights Speed parking, if desired, obtain current vehicle speed in real time, judge electric vehicle within the set time whether continued deceleration and stop avoid disobeying Chapter；Second Zigbee module of the electric vehicle to first Zigbee module feed back electric vehicle violating the regulations information of vehicles and Driver information.
- 2. the method according to claim 1, wherein the network coverage of the Zigbee includes being equipped with traffic The crossing of signal lamp and electric vehicle are kept to zero link length travelled by road Maximum speed limit speed.
- 3. the method according to claim 1, wherein the method also includes：The electric vehicle calculating is driven into Required time t of the Zigbee network coverage area to crossing brake cable0, and with traffic lights current state remaining time t1Than Compared with judging whether electric vehicle needs ramp to stop.
- 4. according to the method described in claim 3, it is characterized in that, if the traffic lights current state be allow to pass through, Then t0> t1When electric vehicle need ramp to stop；If the traffic lights current state is that no through traffic, t0< t1When it is electronic Vehicle need ramp to stop.
- 5. the method according to claim 1, wherein the method also includes：The electric vehicle judgement need subtract It stops before reminding driver to reach crossing after speed parking.
- The monitoring system 6. a kind of electric vehicle based on Zigbee is broken rules and regulations, which is characterized in that including traffic lights R-T unit and Electric vehicle R-T unit, wherein the traffic lights R-T unit includes：First processor：For the current state of traffic lights and remaining time signal to be converted into customized data frame；First Zigbee module：For by first processor, treated that data frame encapsulates and is sent to electric vehicle；Memory：For storing electric vehicle information violating the regulations and corresponding drivers information；The electric vehicle R-T unit includes：Second processor：For handling the current state and residue of parsing traffic lights Time data and vehicle speed data, judge whether electric vehicle ramp to stop and need break rules and regulations；Second Zigbee module：For receiving the data of the first Zigbee module transmission, after being also used to handle second processor Data frame encapsulate and be sent to the first Zigbee module；Speed obtains module：It is transmitted to second processor in real time for obtaining the speed of current electric vehicle in real time, and by speed data.
- 7. system according to claim 6, which is characterized in that the second processor calculates electric vehicle and drives into Zigbee net Required time t of the network coverage area to crossing brake cable0, and with traffic lights current state remaining time t1Compare, judges electricity Whether motor-car needs ramp to stop, if desired, obtain current vehicle speed in real time, judges electric vehicle in t0In time whether continued deceleration And it stops and avoids breaking rules and regulations.
- 8. system according to claim 6, which is characterized in that the traffic lights R-T unit and traffic lights Power supply connection is powered, and the power supply connection of the electric vehicle R-T unit and electric vehicle is powered.
- 9. system according to claim 6, which is characterized in that the traffic lights R-T unit further includes display mould Block, for showing the name of car owner violating the regulations.
- 10. system according to claim 6, which is characterized in that the electric vehicle R-T unit further includes voice broadcast mould Block, for when electric vehicle R-T unit judge electric vehicle need ramp to stop when voice reminder driver.
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| CN201810826778.6A CN108922198A (en) | 2018-07-25 | 2018-07-25 | A kind of electric vehicle based on Zigbee is broken rules and regulations monitoring method and system |
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| CN110379173A (en) * | 2019-07-24 | 2019-10-25 | 南京邮电大学 | A kind of Manpower Transportation unlawful practice recognition methods based on shared bicycle multi-modal data |
| CN111833602A (en) * | 2020-06-30 | 2020-10-27 | 大唐信通(浙江)科技有限公司 | Efficient route planning and driving guiding system and control method based on traffic situation |
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Application publication date: 20181130 |