CN108417081A - A kind of roadside temporary parking management optimization method - Google Patents
A kind of roadside temporary parking management optimization method Download PDFInfo
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- CN108417081A CN108417081A CN201810405720.4A CN201810405720A CN108417081A CN 108417081 A CN108417081 A CN 108417081A CN 201810405720 A CN201810405720 A CN 201810405720A CN 108417081 A CN108417081 A CN 108417081A
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- traffic
- parking
- volume
- temporary parking
- roadside
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/14—Traffic control systems for road vehicles indicating individual free spaces in parking areas
- G08G1/141—Traffic control systems for road vehicles indicating individual free spaces in parking areas with means giving the indication of available parking spaces
- G08G1/142—Traffic control systems for road vehicles indicating individual free spaces in parking areas with means giving the indication of available parking spaces external to the vehicles
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/14—Traffic control systems for road vehicles indicating individual free spaces in parking areas
- G08G1/145—Traffic control systems for road vehicles indicating individual free spaces in parking areas where the indication depends on the parking areas
- G08G1/147—Traffic control systems for road vehicles indicating individual free spaces in parking areas where the indication depends on the parking areas where the parking area is within an open public zone, e.g. city centre
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Traffic Control Systems (AREA)
Abstract
The present invention provides a kind of roadside temporary parking management optimization methods, include the following steps:1) real-time traffic flow conditions q is obtained according to induction coil sensed data;2) it is calculated according to traffic volume forecast model and predicts t0The attainable maximum volume of traffic Q of section institute in maximum down time range T at moment1;3) by that will predict obtained maximum volume of traffic Q1With the volume of traffic Q where setting temporary parking position when the congestion of section0It is compared, judges whether temporary parking position can be used;4) when being less than 3 minutes remaining down time, LED ground lamp will switch to blue flash signal, and advance notice driver as early as possible drives away vehicle;5) when remaining down time is zero, LED ground lamp is shown in red, is that vehicle is judged to disobeying parking by the vehicle.The present invention makes full use of path resource by the management to roadside temporary parking position, mitigates the burden of large parking lot, while having prevented the phenomenon that driver occupies parking stall for a long time.
Description
Technical field
The present invention relates to traffic design field more particularly to a kind of roadside temporary parking management optimization methods.
Background technology
The constantly improve and people's the accelerating rhythm of life of China market economy, demand the becoming in rapid growth of automobile
Gesture.The quantity of motor vehicle increases sharply, and the quantity in matched parking lot increasess slowly.Parking facility seriously lags behind
Urban construction.Curb parking has great importance in this context.
Curb parking is usually just to be arranged in the case where road passage capability allows, and can make full use of space resources,
It is a kind of sufficiently effective utilization to urban road infrastructure;As a kind of interim measure, waiting can be facilitated to use
The needs at family are unlikely to take a long time and stop into and be driven out to parking lot, meet the needs of citizen's waiting;It can also rise
To the effect for adjusting urban parking area layout, the deficiency of existing parking facility is made up.Playing the same of urban road remaining space
When, and play the role of parking stall elastification;Off road parking needs the support of access way, and curb parking is to utilize road
Road is as access way, and relatively for off road parking, curb parking occupied space is less.
Meanwhile there is also more serious problems for curb parking management.Vehicles number rapidly increases in recent years, and parking lot
Construction speed relatively lags behind again, and the vehicles number of curb parking is caused in not enough off road parking positions for motor vehicle parking
Excessively, dynamic traffic has been severely impacted so that the speed on urban road is generally relatively low, and traffic congestion is serious;Curb parking
The down time of vehicle is long so that partly needs the vehicle of waiting to have to separately seek off-street parking lot, roadside is caused to stop
The effect of vehicle without be effectively played;The length of side of satisfying the need time parking rate is too low and does not have to the punishment of parking offense
It provides or punishes the problems such as relatively low.
The traditional method for solving the problems, such as this is to implement charge or total ban curb parking etc. by curb parking to arrange
It applies.These methods play certain effect to a certain extent, but can not accurately accomplish that parking stall dynamically manages in real time, no
Path resource can reasonably be utilized.The present invention by being monitored in real time to section automobile traffic amount, by formula predictions come
Whether judge can be with curb parking in certain following fixed time of the moment.Not only path resource is taken full advantage of, but also is maintained normal
Autos only order.
Invention content
The technical problem to be solved in the present invention is for the defects in the prior art, to provide a kind of roadside temporary parking pipe
Manage optimization method.
The technical solution adopted by the present invention to solve the technical problems is:A kind of roadside temporary parking management optimization method,
Including, be arranged temporary parking section for road traffic delay the induction coil detected in real time, be arranged in temporary parking position
Other LED ground lamp and LED display;
Specifically include following steps:
1) real-time traffic flow conditions q is obtained according to induction coil sensed data;
2) it is calculated according to traffic volume forecast model and predicts t0The section can reach in maximum down time range T at moment
The maximum volume of traffic Q arrived1;Wherein, T is the section at most Parking permitted time, is arranged in advance according to section;t0Moment is current
Moment;
3) by that will predict obtained maximum volume of traffic Q1With the volume of traffic Q where setting temporary parking position when the congestion of section0
It is compared, judges whether temporary parking position can be used;
Work as Q1>Q0When, roadside LED ground lamp is shown as red light, then this moment road closed to passage side temporary parking;
Work as Q1<Q0When roadside LED ground lamp be shown as green light, then this moment allow roadside temporary parking, stop maximum time
For T, and remaining down time is shown on LED display;
4) when being less than 3 minutes remaining down time, LED ground lamp will switch to blue flash signal, and advance notice driver is as early as possible
Vehicle is driven away;
5) when remaining down time is zero, LED ground lamp is shown in red, if the earth magnetism on each parking stall is arranged
Parking space detector senses that there is vehicle parking on corresponding parking stall, is that vehicle is judged to disobeying parking, and information is uploaded by the vehicle
To Cloud Server.
By said program, the volume of traffic Q in the step 3) when congestion0Determine that method is as follows:
In formula:N is the two-way number of track-lines that temporary parking section is arranged;C0For the practical current energy of a car lane
Power;To take under three-level service levelValue, V is maximum service volume, and C is the traffic capacity;Q0For congestion when the volume of traffic.
By said program, maximum volume of traffic Q in the step 3)It isIt is calculated by adaptive weight exponentially smooth prediction model
Obtain the maximum volume of traffic Q that time range T interior predictions are likely to be breached1It obtains, it is specific as follows:
Adaptive weight exponentially smooth prediction model:
Et=ret+(1-r)Et-1;
Dt=r | et|+(1-r)Dt-1;
et=yt-St-1;
Gt=Et/Dt;
αt=| Gt|;
Wherein,For the smooth value of current period, i.e., the predicted value in next period, i.e. Q1;When being upper one
The smooth value of phase, the i.e. predicted value of current period;ytFor the actual observation data of current period, i.e. q;α is weight coefficient;EtFor
Smoothed error signal;DtFor smooth absolute error signal;St-1It it is (t-1) period to the predicted value in t periods;R is weighting coefficient, 0
<r<1。
The beneficial effect comprise that:
1, by visualize facility to roadside whether can temporary parking be managed, facilitate civic to go on a journey, can reduce
Driver, which disobeys, to stop, and reduces the probability of happening of road section traffic volume congestion.
2, by the management to roadside temporary parking position, path resource is made full use of, mitigates the burden of large parking lot.
3, by automatic management, the phenomenon that driver occupies parking stall for a long time has been prevented.
Description of the drawings
Present invention will be further explained below with reference to the attached drawings and examples, in attached drawing:
Fig. 1 is the method flow diagram of the embodiment of the present invention;
Fig. 2 is the device setting schematic diagram of the embodiment of the present invention;
Fig. 3 is the device installation position schematic diagram of the embodiment of the present invention
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, is not used to limit
The fixed present invention.
As shown in Figure 1, a kind of roadside temporary parking management optimization method, including, it is arranged and is used in temporary parking section
The induction coil detected in real time, the LED ground lamp being arranged by temporary parking position and the LED display of road traffic delay;
Steps are as follows for this method:
The arithmetic for real-time traffic flow situation q sensed according to induction coil;
It is calculated according to traffic volume forecast model and predicts t0Maximum down time range T at moment, (section can at most permit
Perhaps down time is T) in the attainable maximum volume of traffic Q in the section1;
By that will predict obtained maximum volume of traffic Q1With the volume of traffic Q where setting parking stall when the congestion of section0Compared
Compared with working as Q1>Q0When roadside LED ground lamp be shown as red light, then this moment road closed to passage side temporary parking;Work as Q1<Q0When roadside LED
Ground light is shown as green light, then this moment permission roadside temporary parking, and parking maximum time is T.
By the time after T-3min, if car owner does not yet drive away vehicle, LED ground lamp will be switched to LED display
Blue flash signal, advance notice driver as early as possible drive away vehicle.Such as Fig. 2 and Fig. 3, each parking stall is equipped with geomagnetic parking stall detector dress
It sets, is vehicle by the vehicle if geomagnetic parking stall detector senses that there is vehicle parking on parking stall when LED ground lamp is shown in red
It is judged to disobeying parking, and information is uploaded to Cloud Server, data is then uploaded in traffic police's intelligent transportation by Cloud Server
The heart is punished to be captured to the parking stall vehicle by electronic police.
Wherein, temporary parking range T can be determined or is previously set according to section as the case may be;The maximum volume of traffic
Q1, obtained according to the prediction that temporary parking position road traffic delay changes over time is arranged.Vehicle passes through the sense that is arranged on section
After answering coil, induction coil can feed back to obtain the real-time volume of traffic q in the section, and adaptive weight exponentially smooth prediction technique is arranged
Prediction model and the corresponding parameter of model pass through adaptive weight exponentially smooth prediction model further according to real-time traffic amount q
The maximum volume of traffic Q that time range T interior predictions are likely to be breached is calculated1, by Q1With the volume of traffic Q when section congestion0It carries out
Compare, to judge that can the section interim curb parking.
Specific calculating is as follows:
In formula:N is the two-way number of track-lines that temporary parking section is arranged;C0For the practical current energy of a car lane
Power;To take under three-level service levelValue,;Q0For congestion when the volume of traffic.(using three-level service level as boundary in this explanation
Limit, one, two, three service level are not crowded;Section is congestion state when level Four service level)
Adaptive weight exponentially smooth prediction model:
Et=ret+(1-r)Et-1
Dt=r | et|+(1-r)Dt-1
et=yt-St-1
Gt=Et/Dt
αt=| Gt|
Wherein:- be current period smooth value, i.e., the predicted value in next period, i.e. Q1;
- be a upper period smooth value, i.e. the predicted value of current period;
yt- be current period actual observation data, i.e. q;
α-is weight coefficient;
Et- it is smoothed error signal;
Dt- it is smooth absolute error signal;
St-1- it is predicted value of (t-1) period to t periods;
R-be weighting coefficient, 0<r<1, it is a value between 0.1 to 0.2 usually to take r.
Startup alarming device is LED ground lamp, is sensing t1Volume of traffic when being not up to congestion in time T range
The volume of traffic when, LED ground lamp is shown as green light, prompt driver this moment section can with temporary parking, as when parking between
After reaching T-3min, i.e., when distance parking is prescribed a time limit 3 minutes, LED ground lamp is converted to blue flash state, and driver is reminded to sail as early as possible
From the parking stall;If when volume of traffic when can reach congestion in time T range, LED display is shown as red light, and prompt is driven
The person of sailing this moment section cannot temporary parking.
If Q1>Q0, when roadside LED ground lamp is shown as red light, if there is vehicle to be parked on the temporary parking position in the section,
Then geomagnetic parking stall detector device can sense that the parking stall has been stopped, is uploaded to Cloud Server, finally by cloud service by information
Device is uploaded to traffic police's intelligent transportation center, implements to capture to it by the electronic monitoring of traffic police.
It should be understood that for those of ordinary skills, it can be modified or changed according to the above description,
And all these modifications and variations should all belong to the protection domain of appended claims of the present invention.
Claims (3)
1. a kind of roadside temporary parking management optimization method, including, it is arranged in temporary parking section for road traffic delay
The induction coil that detects in real time, the LED ground lamp being arranged by temporary parking position and LED display;It is characterized in that,
Specifically include following steps:
1) real-time traffic flow conditions q is obtained according to induction coil sensed data;
2) it is calculated according to traffic volume forecast model and predicts t0Section institute is attainable in maximum down time range T at moment
Maximum volume of traffic Q1;Wherein, T is the section at most Parking permitted time, is arranged in advance according to section;
3) by that will predict obtained maximum volume of traffic Q1With the volume of traffic Q where setting temporary parking position when the congestion of section0It carries out
Compare, judges whether temporary parking position can be used;
Work as Q1>Q0When, roadside LED ground lamp is shown as red light, then this moment road closed to passage side temporary parking;
Work as Q1<Q0When roadside LED ground lamp be shown as green light, then this moment allow roadside temporary parking, parking maximum time to be T,
And remaining down time is shown on LED display;
4) when being less than 3 minutes remaining down time, LED ground lamp will switch to blue flash signal, and driver is as early as possible by vehicle for advance notice
Drive away;
5) when remaining down time is zero, LED ground lamp is shown in red, if the geomagnetic parking stall on each parking stall is arranged
Detector senses that there is vehicle parking on corresponding parking stall, is that vehicle is judged to disobeying parking, and information is uploaded to cloud by the vehicle
Server.
2. temporary parking management optimization method in roadside according to claim 1, which is characterized in that congestion in the step 3)
When volume of traffic Q0Determine that method is as follows:
In formula:N is the two-way number of track-lines that temporary parking section is arranged;C0For the actual capacity of a car lane;For
It takes under three-level service levelValue, V is maximum service volume, and C is the traffic capacity;Q0For congestion when the volume of traffic.
3. temporary parking management optimization method in roadside according to claim 1, which is characterized in that maximum in the step 3)
Volume of traffic QIt isThe maximum friendship that time range T interior predictions are likely to be breached is calculated by adaptive weight exponentially smooth prediction model
Flux Q1It obtains, it is specific as follows:
Adaptive weight exponentially smooth prediction model:
Et=ret+(1-r)Et-1;
Dt=r | et|+(1-r)Dt-1;
et=yt-St-1;
Gt=Et/Dt;
αt=| Gt|;
Wherein,For the smooth value of current period, i.e., the predicted value in next period, i.e. Q1;For putting down for a upper period
Sliding value, the i.e. predicted value of current period;ytFor the actual observation data of current period, i.e. q;α is weight coefficient;EtSmoothly to miss
Difference signal;DtFor smooth absolute error signal;St-1It it is (t-1) period to the predicted value in t periods;R is weighting coefficient, 0<r<1.
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CN109519017A (en) * | 2018-11-21 | 2019-03-26 | 上海市城市建设设计研究总院(集团)有限公司 | The motor-driven parking stall in the embedded roadside of changeable multifunctional |
CN109584614A (en) * | 2018-12-19 | 2019-04-05 | 重庆大学 | A kind of intelligent parking is disobeyed and stops detection system and application method |
CN110349420A (en) * | 2019-07-01 | 2019-10-18 | 福建睿思特科技股份有限公司 | A kind of intelligent Road management system based on data analysis |
CN110942651A (en) * | 2019-12-16 | 2020-03-31 | 驭势科技(北京)有限公司 | Vehicle failure processing method, vehicle-mounted equipment and storage medium |
CN110992687A (en) * | 2019-11-25 | 2020-04-10 | 珠海格力电器股份有限公司 | Vehicle moving reminding method applied to parking lot and storage medium |
CN111179579A (en) * | 2018-11-09 | 2020-05-19 | 北京嘀嘀无限科技发展有限公司 | User reminding method and system |
CN111260921A (en) * | 2020-01-18 | 2020-06-09 | 杭州后博科技有限公司 | Temporary parking method and system based on intelligent lamp pole |
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CN111540235A (en) * | 2020-07-08 | 2020-08-14 | 中邮建技术有限公司 | Roadside parking berth automatic control method and system based on real-time traffic data |
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CN112133124A (en) * | 2020-09-23 | 2020-12-25 | 安徽蒂姆自动化科技有限公司 | Roadside parking space system in intelligent city |
CN112201075A (en) * | 2020-09-18 | 2021-01-08 | 厦门路桥信息股份有限公司 | Parking lot parking space availability prediction method and system |
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CN113888898A (en) * | 2021-10-28 | 2022-01-04 | 易停车物联网科技(成都)有限公司 | Parking assistance apparatus and parking assistance method |
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CN109519017A (en) * | 2018-11-21 | 2019-03-26 | 上海市城市建设设计研究总院(集团)有限公司 | The motor-driven parking stall in the embedded roadside of changeable multifunctional |
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CN111260921A (en) * | 2020-01-18 | 2020-06-09 | 杭州后博科技有限公司 | Temporary parking method and system based on intelligent lamp pole |
CN111260921B (en) * | 2020-01-18 | 2021-02-02 | 杭州后博科技有限公司 | Temporary parking method and system based on intelligent lamp pole |
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CN111540235A (en) * | 2020-07-08 | 2020-08-14 | 中邮建技术有限公司 | Roadside parking berth automatic control method and system based on real-time traffic data |
CN111540235B (en) * | 2020-07-08 | 2021-04-20 | 中邮建技术有限公司 | Roadside parking berth automatic control method and system based on real-time traffic data |
CN112201075A (en) * | 2020-09-18 | 2021-01-08 | 厦门路桥信息股份有限公司 | Parking lot parking space availability prediction method and system |
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CN112133124A (en) * | 2020-09-23 | 2020-12-25 | 安徽蒂姆自动化科技有限公司 | Roadside parking space system in intelligent city |
CN113888898A (en) * | 2021-10-28 | 2022-01-04 | 易停车物联网科技(成都)有限公司 | Parking assistance apparatus and parking assistance method |
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Application publication date: 20180817 |