CN110648530A - Car traffic control management method based on working unit zone bit characteristics - Google Patents

Car traffic control management method based on working unit zone bit characteristics Download PDF

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CN110648530A
CN110648530A CN201910880589.1A CN201910880589A CN110648530A CN 110648530 A CN110648530 A CN 110648530A CN 201910880589 A CN201910880589 A CN 201910880589A CN 110648530 A CN110648530 A CN 110648530A
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张凯
黄欢
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Nanjing University of Information Science and Technology
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Abstract

The invention discloses a car traffic control management method based on location characteristics of a work unit, which comprises the following steps that 1) according to the location characteristics of a cycle on the work unit where a driver is located, the free use time of a motor vehicle of the driver in the current cycle is set; 2) counting the total use time of the vehicle owned by the driver in the current period; 3) and after the current period is finished, giving the driver free use time to the motor vehicle in the next period. The restriction method changes the restricted object from the motor vehicle into the motor vehicle driver, can avoid the limitation of the driver by purchasing a second motor vehicle and the like, solves the limitation of the traditional strategy and avoids the original defects. The traffic control method of the invention calculates the traffic control proportion according to the congestion degree of the unit area where the driver is located, is more targeted to control traffic congestion, and avoids the waste of road traffic resources by distinguishing from tail number traffic control.

Description

Car traffic control management method based on working unit zone bit characteristics
The technical field is as follows:
the invention relates to the field of intelligent transportation, in particular to a car traffic control management method based on the zone bit characteristics of a working unit.
Background art:
with the development of economy, cars gradually move into thousands of households. The car is convenient and quick to travel, and compared with public transport, the car is very popular with people due to privacy, flexibility and comfort. With the continuous acceleration of the urbanization process, the population and vehicles of cities are continuously increased, the scales and structures of the cities are greatly changed, and the development of modern convenient transportation brings convenience to people and brings many negative effects, such as urban traffic jam, urban traffic safety, urban environmental pollution and the like.
At present, aiming at the problem of urban road traffic congestion, various industries seek for 'one dose of good medicine', and a series of measures such as traffic restriction, purchase restriction, congestion charging and the like are also implemented for many years, some measures become important components of various traffic congestion control after use, at present, the design level of most cities is relatively extensive, generally, the tail number restriction of 'two numbers per day' is carried out on a central area of a city, or congestion fee is collected on the central area of the city, however, the measures show more or less problems along with the passage of time, and various problems need to be considered on the restriction strategy, how to determine that a restriction strategy is excellent?, different crowds can accept? restriction strategy, how to cooperate with the advanced technological means to achieve restriction without influencing the travel experience? of people, particularly in first-line and second-line cities, the tail number restriction strategy cooperates with the restriction strategy to be synchronously implemented, the effect is remarkable in a short term, but the income of vehicles on the road is still increased along with the improvement of the level of residents along with the passage of time.
The invention content is as follows:
in order to solve the problems, the invention provides a car traffic control management method based on the zone bit characteristics of a working unit, which has the technical scheme as follows:
a car traffic control management method based on working unit zone bit characteristics comprises the following specific steps:
1) according to the zone bit characteristics of a period on a working unit where a driver is located, the free use time of the motor vehicle of the driver in the current period is set, and the method specifically comprises the following steps:
1.1) respectively calling average traffic flow of a period on each type of road in the area of a working unit of a driver, wherein the road types comprise an express way, a main road, a secondary road and a branch, the express way, the secondary road and the branch,The daily average traffic flow of the main road, the secondary road and the branch road in one period is respectively marked as Qk、Qz、QcAnd Qh；
1.2) respectively calculating the weight coefficient of a period on each type of road according to the following formula according to the length of each type of road in the area where the driver work unit is located:
Figure BDA0002205770160000021
Figure BDA0002205770160000022
Figure BDA0002205770160000023
in the formula: mkA weight coefficient of a period on the expressway in an area where a driver work unit is located;
Mzweighting coefficients of a period on a trunk road in an area where a driver work unit is located;
Mcweighting coefficients of a period on a secondary main road in an area where a driver work unit is located;
Mha period of weighting coefficients on the branch in the area where the driver work unit is located;
Lkthe express way length in the area of the unit for the driver work is km;
Lzthe length of a trunk road in an area where a unit is worked for a driver is km;
Lcthe length of a secondary trunk road in the area of a unit for the operation of a driver is km;
Lhthe branch length in the area where the unit is located is the operator, and the unit is km;
Qkwork sheet for driverThe average traffic flow of a period on the express way in the area is in PCU/h;
Qzthe average traffic flow of a period on a main road in the area of a driver work unit is shown in a unit of PCU/h;
Qcthe average traffic flow of a period on a secondary main road in the area of a driver work unit is in a unit of PCU/h;
Qhthe average traffic flow of a period on a branch road in the region of a driver work unit is shown in a unit of PCU/h;
1.3) the average running speed of vehicles in a period on each road in the area is called, and then the average running speed of vehicles in a period on each type of road in the area is calculated according to the following formula:
Figure BDA0002205770160000025
Figure BDA0002205770160000031
Figure BDA0002205770160000032
Figure BDA0002205770160000033
in the formula:
Sk、Sz、Sc、Shthe average running speeds of vehicles of an expressway, a main road, a secondary main road and a branch road in the area of a working unit of a driver are respectively, and the unit is km/h;
Sq、Sr、Su、Swthe average running speeds of vehicles of any express way, any main road, any secondary road and any branch road in the area of the working unit of the driver are respectively, and the unit is km/h;
Dk、Dz、Dc、Dhis divided intoThe number of express ways, main roads, secondary roads and branch roads in the area where the working unit of the driver is located is different;
1.4) calculating the average running speed S of the vehicles in a period on the regional road network of the working unit of the driver according to the following formula according to the weighting coefficient of the period on each type of road in 1.2) and the average running speed of the vehicles in the period on each type of road in 1.3):
S＝MkSk+MzSz+McSc+MhSh
1.5) judging the congestion degree of a period in an area according to the average running speed S of the vehicles in the period in the road network of the area where the working unit of the driver is located according to the following method according to 1.4):
if the area where the driver working unit is located in a suburban area, judging the congestion degree of a cycle on the area according to the following method:
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 40KM/H-60KM/H, the congestion degree in one period on the region is smooth;
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 30KM/H-40KM/H, the congestion degree in one period on the region is basically smooth;
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 20KM/H-30KM/H, the congestion degree in one period on the region is light congestion;
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 15KM/H-20KM/H, the congestion degree in one period on the region is moderate congestion;
if the average running speed S of vehicles in a period on a road network of an area where a driver work unit is located is lower than 15KM/H, the congestion degree in the period on the area is serious congestion;
if the area where the driver working unit is located in the urban area, judging the congestion degree of a cycle on the area according to the following method:
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 30KM/H-45KM/H, the congestion degree in one period on the region is smooth;
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 20KM/H-30KM/H, the congestion degree in one period on the region is basically smooth;
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 15KM/H-20KM/H, the congestion degree in one period on the region is light congestion;
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 10KM/H-15KM/H, the congestion degree in one period on the region is moderate congestion;
if the average running speed S of vehicles in a period on a road network of an area where a driver work unit is located is lower than 10KM/H, the congestion degree in the period on the area is serious congestion;
1.6) setting the restriction ratio e of the current period of the driver and the free use time F of the motor vehicle in the current period according to the congestion degree of the period in the region in the step 1.5) as follows:
if the congestion degree of the driver in the area where the work unit of the driver is located in a period is smooth or basically smooth, the traffic control proportion e of the driver in the current period is 0, and the free use time F of the motor vehicle in the current period of the driver is X;
if the congestion degree of the driver in the area where the work unit of the driver is located is light congestion, the traffic control ratio e of the driver in the current period is 0.2, and the free use time F of the motor vehicle in the current period of the driver is (1-e) multiplied by X is 0.8X;
if the congestion degree of the driver in the area of the work unit is moderate congestion, the traffic control ratio e of the driver in the current period is 0.4, and the free use time F of the motor vehicle in the current period of the driver is (1-e) multiplied by X is 0.6X;
if the congestion degree of the driver in the area where the work unit of the driver is located in the period is serious congestion, the traffic control ratio e of the driver in the current period is 0.6, and the free use time F of the motor vehicle in the current period of the driver is (1-e) multiplied by X which is 0.4X; the X is the total days of the working day of the current period;
2) the method for counting the total use time of the vehicle owned by the driver in the current period comprises the following specific steps:
2.1) dividing each road into P road sections according to the map information; wherein, the length of the mth road section in the jth road is recorded asThe unit is km;
respectively recording roads on which a driver drives a vehicle in the ith working day of the current period;
respectively recording the number of vehicles passing through each road section in each road in the ith working day of the current period; wherein, the number of vehicles passing through the mth road section in the jth road is recorded as
Figure BDA0002205770160000052
Respectively recording the travel time of a driver driving a vehicle to pass through each road section in each road in the ith working day of the current period; wherein, the travel time of the f-th vehicle passing through the m-th road section of the j-th road among all the vehicles is recorded as
Figure BDA0002205770160000053
And then calculating the average running speed of the vehicle of each road section of each road in the ith working day of the current period according to the following formula:
Figure BDA0002205770160000054
in the formula:
Figure BDA0002205770160000055
the average running speed of the vehicle on the mth road section of the jth road in the ith working day of the current period is expressed in kilometers per hour;
and finally, calculating the average running speed of the vehicles on each road in the ith working day of the current period according to the following formula:
Figure BDA0002205770160000056
in the formula:
Sijthe average running speed of the jth road vehicle in the ith working day of the current period is expressed in kilometers per hour;
2.3) judging the congestion degree of the road through which the driver drives the vehicle in the ith working day of the current period according to the average running speed of the vehicle on the road through which the driver drives the vehicle in the ith working day of the current period and the average running speed of the vehicle on each road as follows:
if the road that the driver drives the vehicle through contains a fast way:
if the average running speed of the vehicles on the express way is 60-90 KM/H, the congestion degree of the express way is smooth;
if the average running speed of the vehicles on the express way is 45KM/H-60KM/H, the congestion degree of the express way is basically smooth;
if the average running speed of the vehicles on the express way is 30KM/H-45KM/H, the congestion degree of the express way is light congestion;
if the average running speed of the vehicles on the express way is 20KM/H-30KM/H, the congestion degree of the express way is moderate congestion;
if the average running speed of the vehicles on the expressway is 20KM/H, the congestion degree of the expressway is serious congestion;
if the road that the driver drives the vehicle through contains the main road:
if the average running speed of the vehicles of the main road is 40KM/H-60KM/H, the congestion degree of the main road is smooth;
if the average running speed of the vehicles of the main road is 30KM/H-40KM/H, the congestion degree of the main road is basically smooth;
if the average running speed of the vehicles of the main road is 20KM/H-30KM/H, the congestion degree of the main road is light congestion;
if the average running speed of the vehicles of the main road is 15KM/H-20KM/H, the congestion degree of the main road is moderate congestion;
if the average running speed of the vehicles of the main road is 15KM/H, the congestion degree of the main road is serious congestion;
if the road that the driver drives the vehicle through contains secondary main roads or branches:
if the average running speed of the vehicles of the secondary trunk road or the branch road is 30KM/H-45KM/H, the congestion degree of the secondary trunk road or the branch road is smooth;
if the average running speed of the vehicles of the secondary main road or the branch road is 20KM/H-30KM/H, the congestion degree of the secondary main road or the branch road is basically smooth;
if the average running speed of the vehicles of the secondary main road or the branch road is 15KM/H-20KM/H, the congestion degree of the secondary main road or the branch road is light congestion;
if the average running speed of the vehicles of the secondary main road or the branch road is 10KM/H-15KM/H, the congestion degree of the secondary main road or the branch road is moderate congestion;
if the average running speed of the vehicles of the secondary main road or the branch road is 10KM/H, the congestion degree of the secondary main road or the branch road is serious congestion;
2.4) calculating the total time T of the driver driving the f-th vehicle in the ith working day of the current period according to the following methodfiThe unit is day:
if the congestion degree of the f vehicle driven by the driver in the ith working day of the current period comprises moderate congestion or severe congestion; then Tfi＝Ta＝1；
If the congestion degree of the f vehicle driven by the driver in the ith working day of the current period only comprises a smooth, basically smooth and slightly congested road, Tfi＝eTb；
In the formula, TaThe unit of the running time of the vehicle passing through the moderate congestion road section and the severe congestion road section is day; t isbThe sum of the running time of the vehicle passing through a smooth, basically smooth and slightly congested road is the unit of day; i is an element of [1, X ]]I is an integer;
2.5) driving the f-th vehicle by the driver during the ith working day according to the current cycle in 2.4)Total time TfiCounting the total use time T of the f-th vehicle in the current periodfsumThe unit is day, and the calculation method is as follows:
Figure BDA0002205770160000071
Figure BDA0002205770160000072
wherein X is the total days of the working day of the current cycle;
2.6) obtaining the registered vehicle information under the name of the driver from the vehicle registration information in the traffic management system, and then obtaining the total service time T of the f-th vehicle in the current period according to the statistics in 2.5)fsumAccumulating the total service time corresponding to the registered vehicle under the name of the driver to obtain the total service time T of the vehicle owned by the driver in the current periodsumIn units of days;
3) motor vehicle free use time F for updating next period of driver after current period is overnewThe method comprises the following specific steps:
3.1) firstly calculating the restriction ratio e of the next period of the driver according to the method in the step 1)newThen take the total days X of the working day of the next periodnew；
3.2) if the free use time F of the motor vehicle of the current period of the driver is more than or equal to TsumAnd the free use time F of the motor vehicle in the next period is obtainednew＝(1-enew)×Xnew；
If the driver's motor vehicle in the current period is free to use for the time F<TsumThe free use time F of the motor vehicle of the driver in the next periodnew＝Xnew×enew-(Tsum-F)；
3.3) calculation according to 3.2) to obtain FnewAnd updating the free use time of the motor vehicle in the next period of the driver.
Preferably, the area of the work unit in step 1.1) refers to a street where the address of the work unit is located, and the average traffic flow of a period on each type of road can be directly called from the traffic management system.
Compared with the prior art, the invention has the following beneficial effects:
the restriction method changes the restricted object from the motor vehicle into the motor vehicle driver, can avoid the limitation of the driver by purchasing a second motor vehicle and the like, solves the limitation of the traditional strategy and avoids the original defects.
The traffic control method of the invention calculates the traffic control proportion according to the congestion degree of the unit area where the driver is located, is more targeted to control traffic congestion, and avoids the waste of road traffic resources by distinguishing from tail number traffic control.
The traffic control method is more reasonable for the accumulation of the travel time of the driver, and can guide the driver to travel with less motor vehicles or avoid the congested road section to bypass.
Description of the drawings:
FIG. 1 is a control flow diagram of the method of the present invention;
the specific implementation mode is as follows:
the invention is described in detail below with reference to the figures and the specific embodiments.
The first embodiment is as follows:
in this embodiment, the method for managing the restriction of the car based on the location characteristics of the working unit, as shown in fig. 1, includes the following specific steps:
1) according to the zone bit characteristics of a period on a working unit where a driver is located, the free use time of the motor vehicle of the driver in the current period is set, and the method specifically comprises the following steps:
1.1) respectively calling average traffic flow of a period on each type of road in an area where a driver working unit is located, wherein the road types comprise an express way, a main road, a secondary main road and a branch road, and daily average traffic flow of the period on the express way, the main road, the secondary main road and the branch road is respectively marked as Qk、Qz、QcAnd Qh(ii) a The area of the work unit refers to the street where the address of the work unit is located, and the average traffic flow of one period on each type of road can be directly called from the traffic management system.
1.2) respectively calculating the weight coefficient of a period on each type of road according to the following formula according to the length of each type of road in the area where the driver work unit is located:
Figure BDA0002205770160000081
Figure BDA0002205770160000082
Figure BDA0002205770160000083
in the formula: mkA weight coefficient of a period on the expressway in an area where a driver work unit is located;
Mzweighting coefficients of a period on a trunk road in an area where a driver work unit is located;
Mcweighting coefficients of a period on a secondary main road in an area where a driver work unit is located;
Mha period of weighting coefficients on the branch in the area where the driver work unit is located;
Lkthe express way length in the area of the unit for the driver work is km;
Lzthe length of a trunk road in an area where a unit is worked for a driver is km;
Lcthe length of a secondary trunk road in the area of a unit for the operation of a driver is km;
Lhthe branch length in the area where the unit is located is the operator, and the unit is km;
Qkthe average traffic flow of a period on a highway in an area where a driver work unit is located is represented by PCU/h;
Qzthe average traffic flow of a period on a main road in the area of a driver work unit is shown in a unit of PCU/h;
Qcthe average traffic flow of a period on a secondary main road in the area of a driver work unit is in a unit of PCU/h;
Qhthe average traffic flow of a period on a branch road in the region of a driver work unit is shown in a unit of PCU/h;
1.3) the average running speed of the vehicles in one period on each road in the area is called, and then the average running speed of the vehicles in one period on each type of road in the area is calculated according to the following formula:
Figure BDA0002205770160000092
Figure BDA0002205770160000094
in the formula:
Sk、Sz、Sc、Shthe average running speeds of vehicles of an expressway, a main road, a secondary main road and a branch road in the area of a working unit of a driver are respectively, and the unit is km/h;
Sq、Sr、Su、Swthe average running speeds of vehicles of any express way, any main road, any secondary road and any branch road in the area of the working unit of the driver are respectively, and the unit is km/h;
Dk、Dz、Dc、Dhthe number of express ways, main roads, secondary roads and branch roads in the area where the man-made units are located is respectively driven;
1.4) calculating the average running speed S of the vehicles in a period on the regional road network of the working unit of the driver according to the following formula according to the weighting coefficient of the period on each type of road in 1.2) and the average running speed of the vehicles in the period on each type of road in 1.3):
S＝MkSk+MzSz+McSc+MhSh
1.5) judging the congestion degree of a period in the area according to the average running speed S of the vehicles in the period in the road network of the area where the working unit of the driver is located in 1.4) by the following method:
if the area where the driver working unit is located in a suburban area, judging the congestion degree of a cycle on the area according to the following method:
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 40KM/H-60KM/H, the congestion degree in one period on the region is smooth;
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 30KM/H-40KM/H, the congestion degree in one period on the region is basically smooth;
if the average running speed S of the vehicles in one period on the road network of the area where the driver work unit is located belongs to 20KM/H-30KM/H, the congestion degree in one period on the area is light congestion;
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 15KM/H-20KM/H, the congestion degree in one period on the region is moderate congestion;
if the average running speed S of vehicles in a period on a road network of an area where a driver work unit is located is lower than 15KM/H, the congestion degree in the period on the area is serious congestion;
if the area where the driver working unit is located in the urban area, judging the congestion degree of a cycle on the area according to the following method:
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 30KM/H-45KM/H, the congestion degree in one period on the region is smooth;
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 20KM/H-30KM/H, the congestion degree in one period on the region is basically smooth;
if the average running speed S of the vehicles in one period on the road network of the area where the driver work unit is located belongs to 15KM/H-20KM/H, the congestion degree in one period on the area is light congestion;
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 10KM/H-15KM/H, the congestion degree in one period on the region is moderate congestion;
if the average running speed S of vehicles in a period on a road network of an area where a driver work unit is located is lower than 10KM/H, the congestion degree in the period on the area is serious congestion;
1.6) setting the restriction ratio e of the current period of the driver and the free use time F of the motor vehicle in the current period according to the congestion degree of the period in the area in the step 1.5) by the following method:
if the congestion degree of the driver in the area where the work unit of the driver is located in a period is smooth or basically smooth, the traffic control proportion e of the driver in the current period is 0, and the free use time F of the motor vehicle in the current period of the driver is X;
if the congestion degree of the driver in the area where the work unit of the driver is located is light congestion, the traffic control ratio e of the driver in the current period is 0.2, and the free use time F of the motor vehicle in the current period of the driver is (1-e) multiplied by X is 0.8X;
if the congestion degree of the driver in the area of the work unit is moderate congestion, the traffic control ratio e of the driver in the current period is 0.4, and the free use time F of the motor vehicle in the current period of the driver is (1-e) multiplied by X is 0.6X;
if the congestion degree of the driver in the area where the work unit of the driver is located in the period is serious congestion, the traffic control ratio e of the driver in the current period is 0.6, and the free use time F of the motor vehicle in the current period of the driver is (1-e) multiplied by X which is 0.4X; x is the total days of the working day of the current period;
2) the method for counting the total use time of the vehicle owned by the driver in the current period comprises the following specific steps:
2.1) dividing each road into P roads equally by combining map informationA road segment; wherein, the length of the mth road section in the jth road is recorded as
Figure BDA0002205770160000111
The unit is km;
respectively recording roads on which a driver drives a vehicle in the ith working day of the current period;
respectively recording the number of vehicles passing through each road section in each road in the ith working day of the current period; wherein, the number of vehicles passing through the mth road section in the jth road is recorded as
Respectively recording the travel time of a driver driving a vehicle to pass through each road section in each road in the ith working day of the current period; wherein, the travel time of the f-th vehicle passing through the m-th road section of the j-th road among all the vehicles is recorded as
Figure BDA0002205770160000113
And then calculating the average running speed of the vehicle of each road section of each road in the ith working day of the current period according to the following formula:
Figure BDA0002205770160000121
in the formula:
Figure BDA0002205770160000122
the average running speed of the vehicle on the mth road section of the jth road in the ith working day of the current period is expressed in kilometers per hour;
and finally, calculating the average running speed of the vehicles on each road in the ith working day of the current period according to the following formula:
Figure BDA0002205770160000123
in the formula:
Sijfor the ith working day of the current cycleThe average running speed of the vehicles on the inner jth road is kilometers per hour;
2.3) judging the congestion degree of the road through which the driver drives the vehicle in the ith working day of the current period according to the average running speed of the vehicle on the road through which the driver drives the vehicle in the ith working day of the current period and the average running speed of the vehicle on each road as follows:
if the road that the driver drives the vehicle through contains a fast way:
if the average running speed of the vehicles on the express way is 60-90 KM/H, the congestion degree of the express way is smooth;
if the average running speed of the vehicles on the express way is 45KM/H-60KM/H, the congestion degree of the express way is basically smooth;
if the average running speed of the vehicles on the express way is 30KM/H-45KM/H, the congestion degree of the express way is light congestion;
if the average running speed of the vehicles on the express way is 20KM/H-30KM/H, the congestion degree of the express way is moderate congestion;
if the average running speed of the vehicles on the expressway is 20KM/H, the congestion degree of the expressway is serious congestion;
if the road that the driver drives the vehicle through contains the main road:
if the average running speed of the vehicles of the main road is 40KM/H-60KM/H, the congestion degree of the main road is smooth;
if the average running speed of the vehicles of the main road is 30KM/H-40KM/H, the congestion degree of the main road is basically smooth;
if the average running speed of the vehicles of the main road is 20KM/H-30KM/H, the congestion degree of the main road is light congestion;
if the average running speed of the vehicles of the main road is 15KM/H-20KM/H, the congestion degree of the main road is moderate congestion;
if the average running speed of the vehicles of the main road is 15KM/H, the congestion degree of the main road is serious congestion;
if the road that the driver drives the vehicle through contains secondary main roads or branches:
if the average running speed of the vehicles of the secondary trunk road or the branch road is 30KM/H-45KM/H, the congestion degree of the secondary trunk road or the branch road is smooth;
if the average running speed of the vehicles of the secondary main road or the branch road is 20KM/H-30KM/H, the congestion degree of the secondary main road or the branch road is basically smooth;
if the average running speed of the vehicles of the secondary main road or the branch road is 15KM/H-20KM/H, the congestion degree of the secondary main road or the branch road is light congestion;
if the average running speed of the vehicles of the secondary main road or the branch road is 10KM/H-15KM/H, the congestion degree of the secondary main road or the branch road is moderate congestion;
if the average running speed of the vehicles of the secondary main road or the branch road is 10KM/H, the congestion degree of the secondary main road or the branch road is serious congestion;
2.4) calculating the total time T of the driver driving the f-th vehicle in the ith working day of the current period according to the following methodfiThe unit is day:
if the congestion degree of the f vehicle driven by the driver in the ith working day of the current period comprises moderate congestion or severe congestion; then Tfi＝Ta＝1；
If the congestion degree of the f vehicle driven by the driver in the ith working day of the current period only comprises a smooth, basically smooth and slightly congested road, Tfi＝eTb；
In the formula, TaThe unit of the running time of the vehicle passing through the moderate congestion road section and the severe congestion road section is day; t isbThe sum of the running time of the vehicle passing through a smooth, basically smooth and slightly congested road is the unit of day; i is an element of [1, X ]]I is an integer;
2.5) Total time T of driver driving f-th vehicle in ith working day according to current period in 2.4)fiCounting the total use time T of the f-th vehicle in the current periodfsumThe unit is day, and the calculation method is as follows:
Figure BDA0002205770160000141
Figure BDA0002205770160000142
wherein X is the total days of the working day of the current cycle;
2.6) obtaining the registered vehicle information under the name of the driver from the vehicle registration information in the traffic management system, and then obtaining the total service time T of the f-th vehicle in the current period according to the statistics in 2.5)fsumAccumulating the total service time corresponding to the registered vehicle under the name of the driver to obtain the total service time T of the vehicle owned by the driver in the current periodsumIn units of days;
3) motor vehicle free use time F for updating next period of driver after current period is overnewThe method comprises the following specific steps:
3.1) firstly calculating the restriction ratio e of the next period of the driver according to the method in the step 1)newThen take the total days X of the working day of the next periodnew；
3.2) if the free use time F of the motor vehicle of the current period of the driver is more than or equal to TsumAnd the free use time F of the motor vehicle in the next period is obtainednew＝(1-enew)×Xnew；
If the driver's motor vehicle in the current period is free to use for the time F<TsumThe free use time F of the motor vehicle of the driver in the next periodnew＝Xnew×enew-(Tsum-F)；
3.3) calculation according to 3.2) to obtain FnewAnd updating the free use time of the motor vehicle in the next period of the driver.

Claims (2)

1. A car traffic control management method based on working unit zone bit characteristics comprises the following specific steps:
1) according to the zone bit characteristics of a period on a working unit where a driver is located, the free use time of the motor vehicle of the driver in the current period is set, and the method specifically comprises the following steps:
1.1) respectively calling average traffic flow of a period on each type of road in an area where a driver work unit is located, wherein the road type comprises an express way, a main road and a secondary roadThe daily average traffic flow of the main road and the branch road, the express road, the main road, the secondary main road and the branch road in one period is respectively marked as Qk、Qz、QcAnd Qh；
1.2) respectively calculating the weight coefficient of a period on each type of road according to the following formula according to the length of each type of road in the area where the driver work unit is located:
Figure FDA0002205770150000011
Figure FDA0002205770150000012
Figure FDA0002205770150000013
Figure FDA0002205770150000014
in the formula: mkA weight coefficient of a period on the expressway in an area where a driver work unit is located;
Mzweighting coefficients of a period on a trunk road in an area where a driver work unit is located;
Mcweighting coefficients of a period on a secondary main road in an area where a driver work unit is located;
Mha period of weighting coefficients on the branch in the area where the driver work unit is located;
Lkthe express way length in the area of the unit for the driver work is km;
Lzthe length of a trunk road in an area where a unit is worked for a driver is km;
Lcthe length of a secondary trunk road in the area of a unit for the operation of a driver is km;
Lhthe branch length in the area where the unit is located is the operator, and the unit is km;
Qkthe average traffic flow of a period on a highway in an area where a driver work unit is located is represented by PCU/h;
Qzthe average traffic flow of a period on a main road in the area of a driver work unit is shown in a unit of PCU/h;
Qcthe average traffic flow of a period on a secondary main road in the area of a driver work unit is in a unit of PCU/h;
Qhthe average traffic flow of a period on a branch road in the region of a driver work unit is shown in a unit of PCU/h;
1.3) the average running speed of vehicles in a period on each road in the area is called, and then the average running speed of vehicles in a period on each type of road in the area is calculated according to the following formula:
Figure FDA0002205770150000021
Figure FDA0002205770150000022
Figure FDA0002205770150000024
in the formula:
Sk、Sz、Sc、Shthe average running speeds of vehicles of an expressway, a main road, a secondary main road and a branch road in the area of a working unit of a driver are respectively, and the unit is km/h;
Sq、Sr、Su、Swthe average running speeds of vehicles of any express way, any main road, any secondary road and any branch road in the area of the working unit of the driver are respectively, and the unit is km/h;
Dk、Dz、Dc、Dhthe number of express ways, main roads, secondary roads and branch roads in the area where the man-made units are located is respectively driven;
1.4) calculating the average running speed S of the vehicles in a period on the regional road network of the working unit of the driver according to the following formula according to the weighting coefficient of the period on each type of road in 1.2) and the average running speed of the vehicles in the period on each type of road in 1.3):
S＝MkSk+MzSz+McSc+MhSh
1.5) judging the congestion degree of a period in an area according to the average running speed S of the vehicles in the period in the road network of the area where the working unit of the driver is located according to the following method according to 1.4):
if the area where the driver working unit is located in a suburban area, judging the congestion degree of a cycle on the area according to the following method:
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 40KM/H-60KM/H, the congestion degree in one period on the region is smooth;
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 30KM/H-40KM/H, the congestion degree in one period on the region is basically smooth;
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 20KM/H-30KM/H, the congestion degree in one period on the region is light congestion;
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 15KM/H-20KM/H, the congestion degree in one period on the region is moderate congestion;
if the average running speed S of vehicles in a period on a road network of an area where a driver work unit is located is lower than 15KM/H, the congestion degree in the period on the area is serious congestion;
if the area where the driver working unit is located in the urban area, judging the congestion degree of a cycle on the area according to the following method:
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 30KM/H-45KM/H, the congestion degree in one period on the region is smooth;
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 20KM/H-30KM/H, the congestion degree in one period on the region is basically smooth;
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 15KM/H-20KM/H, the congestion degree in one period on the region is light congestion;
if the average running speed S of the vehicles in one period on the road network of the region where the driver work unit is located belongs to 10KM/H-15KM/H, the congestion degree in one period on the region is moderate congestion;
if the average running speed S of vehicles in a period on a road network of an area where a driver work unit is located is lower than 10KM/H, the congestion degree in the period on the area is serious congestion;
1.6) setting the restriction ratio e of the current period of the driver and the free use time F of the motor vehicle in the current period according to the congestion degree of the period in the region in the step 1.5) as follows:
if the congestion degree of the driver in the area where the work unit of the driver is located in a period is smooth or basically smooth, the traffic control proportion e of the driver in the current period is 0, and the free use time F of the motor vehicle in the current period of the driver is X;
if the congestion degree of the driver in the area where the work unit of the driver is located is light congestion, the traffic control ratio e of the driver in the current period is 0.2, and the free use time F of the motor vehicle in the current period of the driver is (1-e) multiplied by X is 0.8X;
if the congestion degree of the driver in the area of the work unit is moderate congestion, the traffic control ratio e of the driver in the current period is 0.4, and the free use time F of the motor vehicle in the current period of the driver is (1-e) multiplied by X is 0.6X;
if the congestion degree of the driver in the area where the work unit of the driver is located in the period is serious congestion, the traffic control ratio e of the driver in the current period is 0.6, and the free use time F of the motor vehicle in the current period of the driver is (1-e) multiplied by X which is 0.4X; the X is the total days of the working day of the current period;
2) the method for counting the total use time of the vehicle owned by the driver in the current period comprises the following specific steps:
2.1) dividing each road into P road sections according to the map information; wherein, the length of the mth road section in the jth road is recorded as
Figure FDA0002205770150000041
The unit is km;
respectively recording roads on which a driver drives a vehicle in the ith working day of the current period;
respectively recording the number of vehicles passing through each road section in each road in the ith working day of the current period; wherein, the number of vehicles passing through the mth road section in the jth road is recorded as
Figure FDA0002205770150000042
Respectively recording the travel time of a driver driving a vehicle to pass through each road section in each road in the ith working day of the current period; wherein, the travel time of the f-th vehicle passing through the m-th road section of the j-th road among all the vehicles is recorded as
Figure FDA0002205770150000043
And then calculating the average running speed of the vehicle of each road section of each road in the ith working day of the current period according to the following formula:
Figure FDA0002205770150000044
in the formula:
Figure FDA0002205770150000045
the average running speed of the vehicle on the mth road section of the jth road in the ith working day of the current period is expressed in kilometers per hour;
and finally, calculating the average running speed of the vehicles on each road in the ith working day of the current period according to the following formula:
Figure FDA0002205770150000046
in the formula:
Sijthe average running speed of the jth road vehicle in the ith working day of the current period is expressed in kilometers per hour;
2.3) judging the congestion degree of the road through which the driver drives the vehicle in the ith working day of the current period according to the average running speed of the vehicle on the road through which the driver drives the vehicle in the ith working day of the current period and the average running speed of the vehicle on each road as follows:
if the road that the driver drives the vehicle through contains a fast way:
if the average running speed of the vehicles on the express way is 60-90 KM/H, the congestion degree of the express way is smooth;
if the average running speed of the vehicles on the express way is 45KM/H-60KM/H, the congestion degree of the express way is basically smooth;
if the average running speed of the vehicles on the express way is 30KM/H-45KM/H, the congestion degree of the express way is light congestion;
if the average running speed of the vehicles on the express way is 20KM/H-30KM/H, the congestion degree of the express way is moderate congestion;
if the average running speed of the vehicles on the expressway is 20KM/H, the congestion degree of the expressway is serious congestion;
if the road that the driver drives the vehicle through contains the main road:
if the average running speed of the vehicles of the main road is 40KM/H-60KM/H, the congestion degree of the main road is smooth;
if the average running speed of the vehicles of the main road is 30KM/H-40KM/H, the congestion degree of the main road is basically smooth;
if the average running speed of the vehicles of the main road is 20KM/H-30KM/H, the congestion degree of the main road is light congestion;
if the average running speed of the vehicles of the main road is 15KM/H-20KM/H, the congestion degree of the main road is moderate congestion;
if the average running speed of the vehicles of the main road is 15KM/H, the congestion degree of the main road is serious congestion;
if the road that the driver drives the vehicle through contains secondary main roads or branches:
if the average running speed of the vehicles of the secondary trunk road or the branch road is 30KM/H-45KM/H, the congestion degree of the secondary trunk road or the branch road is smooth;
if the average running speed of the vehicles of the secondary main road or the branch road is 20KM/H-30KM/H, the congestion degree of the secondary main road or the branch road is basically smooth;
if the average running speed of the vehicles of the secondary main road or the branch road is 15KM/H-20KM/H, the congestion degree of the secondary main road or the branch road is light congestion;
if the average running speed of the vehicles of the secondary main road or the branch road is 10KM/H-15KM/H, the congestion degree of the secondary main road or the branch road is moderate congestion;
if the average running speed of the vehicles of the secondary main road or the branch road is 10KM/H, the congestion degree of the secondary main road or the branch road is serious congestion;
2.4) calculating the total time T of the driver driving the f-th vehicle in the ith working day of the current period according to the following methodfiThe unit is day:
if the congestion degree of the f vehicle driven by the driver in the ith working day of the current period comprises moderate congestion or severe congestion; then Tfi＝Ta＝1；
If the congestion degree of the f vehicle driven by the driver in the ith working day of the current period only comprises a smooth, basically smooth and slightly congested road, Tfi＝eTb；
In the formula, TaThe unit of the running time of the vehicle passing through the moderate congestion road section and the severe congestion road section is day; t isbThe sum of the running time of the vehicle passing through a smooth, basically smooth and slightly congested road is the unit of day; i is an element of [1, X ]]I is an integer;
2.5) root of Longanae plantAccording to the total time T of the driver driving the f-th vehicle in the ith working day of the current period in 2.4)fiCounting the total use time T of the f-th vehicle in the current periodfsumThe unit is day, and the calculation method is as follows:
Figure FDA0002205770150000061
Figure FDA0002205770150000062
wherein X is the total days of the working day of the current cycle;
2.6) obtaining the registered vehicle information under the name of the driver from the vehicle registration information in the traffic management system, and then obtaining the total service time T of the f-th vehicle in the current period according to the statistics in 2.5)fsumAccumulating the total service time corresponding to the registered vehicle under the name of the driver to obtain the total service time T of the vehicle owned by the driver in the current periodsumIn units of days;
3) motor vehicle free use time F for updating next period of driver after current period is overnewThe method comprises the following specific steps:
3.1) firstly calculating the restriction ratio e of the next period of the driver according to the method in the step 1)newThen take the total days X of the working day of the next periodnew；
3.2) if the free use time F of the motor vehicle of the current period of the driver is more than or equal to TsumAnd the free use time F of the motor vehicle in the next period is obtainednew＝(1-enew)×Xnew；
If the free use time F of the motor vehicle of the driver in the current period is less than TsumThe free use time F of the motor vehicle of the driver in the next periodnew＝Xnew×enew-(Tsum-F)；
3.3) calculation according to 3.2) to obtain FnewAnd updating the free use time of the motor vehicle in the next period of the driver.
2. The method for managing restriction of cars based on location characteristics of work units as claimed in claim 1, wherein the area of said work units in step 1.1) refers to the street where the address of work units is located, and the average traffic flow of each period on said each type of roads can be directly called from traffic management system.
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