CN111443401A - Weather prediction and information transfer system based on expressway network - Google Patents
Weather prediction and information transfer system based on expressway network Download PDFInfo
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- CN111443401A CN111443401A CN202010248699.9A CN202010248699A CN111443401A CN 111443401 A CN111443401 A CN 111443401A CN 202010248699 A CN202010248699 A CN 202010248699A CN 111443401 A CN111443401 A CN 111443401A
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- data
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- memory
- area memory
- weather
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01W—METEOROLOGY
- G01W1/00—Meteorology
- G01W1/10—Devices for predicting weather conditions
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
- G08G1/096766—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission
- G08G1/096775—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission where the origin of the information is a central station
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
- G08G1/096766—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission
- G08G1/096783—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission where the origin of the information is a roadside individual element
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
- H04W4/44—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for communication between vehicles and infrastructures, e.g. vehicle-to-cloud [V2C] or vehicle-to-home [V2H]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
Abstract
The invention provides a weather prediction and information transfer system based on a highway network, which comprises the following steps: firstly, data of all toll stations and weather detection devices of roads of a highway network and real-time running conditions of vehicles are transmitted to a local area memory nearby. And performing linear regression operation through a computer, feeding the obtained data back to each road network station, feeding the data back to the road vehicles, and uploading the data to a regional memory. The local area memories also operate the data of the local area memories, feed the obtained data back to the sites of the local area memories, and upload the data to the wide area memory. The wide area memory also calculates the data of each local area memory, feeds the obtained data back to each local area site and stores the data for a period of effective time. The invention can feed back and regulate the weather in real time, collect data regionally and improve the precision. And the traffic monitoring is carried out in real time, which is beneficial to improving the traffic condition, integrating the road network problem and carrying out road network reconstruction in the future.
Description
Technical Field
The invention relates to the technical field of information, in particular to the technical field of road traffic weather, which is suitable for information transmission of all expressway networks under various weather conditions.
Background
At present, information acquisition on a highway is inconvenient, and a vehicle is difficult to know weather conditions and front road conditions. At present, the number of the Chinese meteorological stations is only 700, the coverage area is incomplete, the detection data is accurate, but the contingency is large, the weather condition cannot be well reflected in non-urban areas, and accordingly, the difference of weather prediction is large, and the real-time performance is not achieved.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a weather prediction and information transmission system based on an expressway network, which solves a series of problems that a vehicle is difficult to know weather conditions and front road conditions, weather prediction is not real-time, accuracy is poor and the like because information is inconvenient to obtain on the current expressway.
The weather prediction and information transmission system based on the highway network is characterized by comprising the following transmission steps:
step 1: transmitting the driving condition data of the automobile to each weather detection device in the road network;
step 2: acquiring weather data of the position of the device from the weather detection device;
and step 3: sending the data in the weather detection device to a local area memory through a sending module of the device;
and 4, step 4: transmitting the data in the local area memory to a computer for linear regression data processing;
and 5: feeding back the results of the computer processing to a local area memory;
step 6: feeding back a result part in the local area memory to a weather detection device;
and 7: transmitting data in the weather detection device to each vehicle on the expressway;
and 8: uploading all data of the plurality of local area memories to an area memory;
and step 9: transmitting the data in the local area memory to a computer for linear regression data processing;
step 10: feeding back the results of the computer processing into a local memory;
step 11: feeding back a result part in the area memory to a local area memory;
step 12: uploading all data of the plurality of local area memories to a wide area memory;
step 13: transferring the data in the wide area memory to a computer for linear regression data processing;
step 14: feeding back results of the computer processing into a wide area memory;
step 15: feeding back a result portion in the wide area memory to a local memory;
step 16: uploading all data of the plurality of wide area memories to a database;
and step 17: each related department uses the data of the database, and transmits the data to be transmitted into the database for layer-by-layer transmission.
Compared with the prior art, the invention has the beneficial effects that:
1. the weather prediction and information transmission system based on the expressway network combines the road network with weather monitoring based on the expressway network, enlarges a data network, and has smaller investment compared with the establishment of a base station;
2. based on the weather prediction and information transmission system of the expressway network, the system carries out data transmission and sharing on a meteorological department and a traffic department, so that the efficiency of real-time weather transmission and vehicle scheduling is improved;
3. the weather prediction and information transmission system based on the expressway network adopts a basic formula when calculating data, the data has universality, the processing is accurate, the error is small, a high-level computer is not needed for processing, and the calculation is convenient. Processing data layer by layer, avoiding data redundancy and no need of large-scale memory;
4. the weather prediction and information transmission system based on the highway network has the advantages that data are independent, and if a small amount of data are lost, the overall prediction is not influenced;
5. based on a weather prediction and information transmission system of a highway network, weather feedback and regulation are carried out in real time, data are collected regionally, and the precision is improved;
6. the system is based on the weather prediction and information transmission system of the highway network, carries out traffic monitoring in real time, and is beneficial to the traffic department and the highway emergency department to improve traffic conditions in time;
7. the behavior state feedback of a single vehicle is carried out based on a weather prediction and information transmission system of a highway network, so that problems can be found in time;
8. the weather prediction and information transmission system based on the expressway network integrates and summarizes the road network problems of the accident-prone road sections, and contributes to road network reconstruction in the future.
Drawings
FIG. 1 is a process flow diagram;
FIG. 2 is a view showing the structure of a weather detecting apparatus;
fig. 3 is a diagram of computer processed data in the wide area memory.
Detailed Description
Some technical details of the present invention will be described in further detail below with reference to the accompanying drawings.
The weather prediction and information transmission system based on the highway network is characterized by comprising the following transmission steps:
step 1: transmitting the driving condition data of the automobile to each weather detection device in the road network;
step 2: acquiring weather data of the position of the device from the weather detection device;
and step 3: sending the data in the weather detection device to a local area memory through a sending module of the device;
and 4, step 4: transmitting the data in the local area memory to a computer for linear regression data processing;
and 5: feeding back the results of the computer processing to a local area memory;
step 6: feeding back a result part in the local area memory to a weather detection device;
and 7: transmitting data in the weather detection device to each vehicle on the expressway;
and 8: uploading all data of the plurality of local area memories to an area memory;
and step 9: transmitting the data in the local area memory to a computer for linear regression data processing;
step 10: feeding back the results of the computer processing into a local memory;
step 11: feeding back a result part in the area memory to a local area memory;
step 12: uploading all data of the plurality of local area memories to a wide area memory;
step 13: transferring the data in the wide area memory to a computer for linear regression data processing;
step 14: feeding back results of the computer processing into a wide area memory;
step 15: feeding back a result portion in the wide area memory to a local memory;
step 16: uploading all data of the plurality of wide area memories to a database;
and step 17: each related department uses the data of the database, and transmits the data to be transmitted into the database for layer-by-layer transmission.
As shown in fig. 1, the vehicle is wirelessly and bidirectionally connected with the road network weather detector, the regional data memory is wirelessly and bidirectionally connected with the local data memory of the relevant department, the local data memory is wirelessly and bidirectionally connected with the wide area data memory of the relevant department, the database is wirelessly and bidirectionally connected with the relevant department, and the regional data memory, the local data memory, the wide area data memory, the database and the computer are all in full-duplex wired connection;
as shown in fig. 2, the road network weather detection device has a data sending and receiving module and a local area memory, which can store a certain amount of data;
the running condition of the vehicle refers to the running track of the vehicle, whether a fault or an accident occurs, and the like;
the data transmitted to the area memory by the local area memory is typical data with an area memory area after formula calculation;
the data transmitted to the weather detection device by the local area memory is data calculated and processed by a formula and data transmitted by the local area memory and the wide area memory;
the data transmitted to the wide area memory by the area memory is typical data with a local area after formula calculation processing;
the data transmitted to the local area memory by the local area memory is data processed by formula calculation and data transmitted by the wide area memory;
the data transmitted to the database by the wide area memory is all data related to the wide area memory;
as shown in fig. 3, the data transferred from the wide area memory to the local area memory is the data processed by calculation;
when a plurality of data need to be transmitted simultaneously, the data are transmitted according to the data priority, wherein the data priority is as follows: wide area memory > local area memory;
the formula derivation process used in the calculation processing is specifically as follows:
the database stores a large amount of meteorological and traffic data for a long time, so that meteorological laws and road network conditions can be analyzed conveniently, and a foundation is provided for future equipment improvement and road network reconstruction;
the memory and the related traffic department share the traffic condition data, the traffic department performs feedback storage on the data which needs to be notified after analysis and processing, and then transmits the data to the computer for processing and layer-by-layer transmission until the vehicle.
Claims (1)
1. The highway network-based weather prediction and information delivery system according to claim 1, wherein the delivery comprises the steps of:
step 1: transmitting the driving condition data of the automobile to each weather detection device in the road network;
step 2: acquiring weather data of the position of the device from the weather detection device;
and step 3: sending the data in the weather detection device to a local area memory through a sending module of the device;
and 4, step 4: transmitting the data in the local area memory to a computer for linear regression data processing;
and 5: feeding back the results of the computer processing to a local area memory;
step 6: feeding back a result part in the local area memory to a weather detection device;
and 7: transmitting data in the weather detection device to each vehicle on the expressway;
and 8: uploading all data of the plurality of local area memories to an area memory;
and step 9: transmitting the data in the local area memory to a computer for linear regression data processing;
step 10: feeding back the results of the computer processing into a local memory;
step 11: feeding back a result part in the area memory to a local area memory;
step 12: uploading all data of the plurality of local area memories to a wide area memory;
step 13: transferring the data in the wide area memory to a computer for linear regression data processing;
step 14: feeding back results of the computer processing into a wide area memory;
step 15: feeding back a result portion in the wide area memory to a local memory;
step 16: uploading all data of the plurality of wide area memories to a database;
and step 17: each related department uses the data of the database, and transmits the data to be transmitted into the database for layer-by-layer transmission.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010248699.9A CN111443401A (en) | 2020-04-01 | 2020-04-01 | Weather prediction and information transfer system based on expressway network |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010248699.9A CN111443401A (en) | 2020-04-01 | 2020-04-01 | Weather prediction and information transfer system based on expressway network |
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| CN111443401A true CN111443401A (en) | 2020-07-24 |
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| CN202010248699.9A Pending CN111443401A (en) | 2020-04-01 | 2020-04-01 | Weather prediction and information transfer system based on expressway network |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112286092A (en) * | 2020-10-14 | 2021-01-29 | 南通大学 | Expressway network environment monitoring and weather forecast information transceiver |
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2020
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Patent Citations (5)
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| CN104598475A (en) * | 2013-10-31 | 2015-05-06 | 中国移动通信集团公司 | Storage and indexing method and system based on traffic consumption model event |
| CN104778248A (en) * | 2015-04-14 | 2015-07-15 | 中国气象局气象探测中心 | Network information management system for comprehensive meteorological observation operation monitoring system |
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| CN112286092A (en) * | 2020-10-14 | 2021-01-29 | 南通大学 | Expressway network environment monitoring and weather forecast information transceiver |
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