CN108573602B - Traffic noise data acquisition system and control method thereof - Google Patents
Traffic noise data acquisition system and control method thereof Download PDFInfo
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- CN108573602B CN108573602B CN201810388762.1A CN201810388762A CN108573602B CN 108573602 B CN108573602 B CN 108573602B CN 201810388762 A CN201810388762 A CN 201810388762A CN 108573602 B CN108573602 B CN 108573602B
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0108—Measuring and analyzing of parameters relative to traffic conditions based on the source of data
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0125—Traffic data processing
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/07—Controlling traffic signals
- G08G1/08—Controlling traffic signals according to detected number or speed of vehicles
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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Abstract
The invention discloses a traffic noise data acquisition system, comprising: the information acquisition modules are distributed on the test road section and used for measuring and acquiring road section information; the processor can receive the information transmitted by the information acquisition module; the server is connected with the processor, receives the information transmitted by the processor, processes and judges the data, and transmits the control information to the traffic command center through the processor; and the background monitoring terminal receives the information transmitted by the server, remotely controls the information acquisition module, the processor and the server, and inquires and counts the acquired data. The invention can detect and collect traffic noise data in real time and carry out early warning on the condition. The invention also provides a control method of the traffic noise data acquisition and processing system, which can judge and evaluate traffic noise and send out a traffic control request when residents are affected.
Description
Technical Field
The invention relates to the field of traffic safety, in particular to a traffic noise data acquisition system and a control method thereof.
Background
In modern society, automobiles become indispensable vehicles in people's lives. With the improvement of the living standard and rhythm of life of people, the requirements of people on automobiles are higher and higher, the manufacturing quantity and the sales quantity of the automobiles are increased continuously, and the automobile is convenient to live and brings heavy pressure to the current traffic. Meanwhile, as the number of automobiles increases, noise caused by the automobiles also seriously affects lives of residents.
Road transportation is an important industry which benefits the nation and the people and promotes economic development, and is also an important factor influencing the living environment of the contemporary and the next generation. Among the negative environmental effects of road traffic, traffic noise is mainly generated during vehicle operation, and has a wide range of influence and a long duration. The long-term noise exposure of people can cause the symptoms of hearing impairment, sleep quality reduction, physiological system abnormality, poor psychological state and the like. The control measures of the road traffic noise are mainly divided into three aspects, namely reducing the radiation noise of a noise source, controlling the noise propagation path and protecting a noise victim. However, since the traffic flow may be different at different time intervals every day, the generated noise may also change, and the traffic noise is controlled by methods such as traffic control and traffic restriction, and the traffic noise of every day needs to be detected.
Disclosure of Invention
The invention designs a traffic noise data acquisition and processing system which can detect and acquire traffic noise data in real time and perform early warning on the condition.
Another object of the present invention is to provide a control method of a traffic noise data collection processing system, which is capable of judging and evaluating traffic noise and issuing a traffic control request when a resident is affected.
The technical scheme provided by the invention is as follows: a traffic noise data collection system, comprising:
the information acquisition modules are distributed on the test road section and used for measuring and acquiring road section information;
the processor can receive the information transmitted by the information acquisition module;
the server is connected with the processor, receives the information transmitted by the processor, processes and judges the data, and transmits the control information to the traffic command center through the processor;
and the background monitoring terminal receives the information transmitted by the server, remotely controls the information acquisition module, the processor and the server, and inquires and counts the acquired data.
It is preferable that the first and second liquid crystal layers are formed of,
the information acquisition module comprises a traffic flow information acquisition subunit, a road surface information acquisition subunit and a noise information acquisition subunit.
It is preferable that the first and second liquid crystal layers are formed of,
the road surface information acquisition subunit detects the number of lanes, the roughness of the road surface, the gradient of the road surface and the distance from a residential area of the test road section.
It is preferable that the first and second liquid crystal layers are formed of,
and the traffic flow information acquisition subunit monitors the traffic flow, the speed and the vehicle type of the tested road section.
It is preferable that the first and second liquid crystal layers are formed of,
and the noise information acquisition subunit acquires the noise frequency and the noise level of the test road section.
A control method of a traffic noise acquisition system comprises the following steps:
the method comprises the following steps that firstly, an information acquisition module transmits measured traffic, noise and road surface information to a processor;
step two, the processor collects and stores the received information and sends the information to the server at a fixed frequency;
analyzing and processing the received information by the server, and detecting the traffic noise condition of the road section in real time;
and fourthly, the server judges the influence of noise interference by combining the surrounding environment of the road section until the traffic noise seriously disturbs residents, and sends a traffic control request to the background monitoring terminal to start traffic control.
It is preferable that the first and second liquid crystal layers are formed of,
the traffic control comprises signal lamp control, restriction control and road closure.
It is preferable that the first and second liquid crystal layers are formed of,
calculating a noise influence evaluation coefficient of the test road section according to the traffic information, the noise information and the road surface information:
wherein q is the traffic flow of the test road section, v is the average speed of the test road section, f is the average frequency of noise in sampling time, L is the average noise level in sampling time, T is the test sampling period, and χcIs the correction factor.
It is preferable that the first and second liquid crystal layers are formed of,
the correction coefficient χcComprises the following steps:
wherein theta is the road gradient, F is the roughness of the road surface, epsilon is the proportion of the number of cars and vehicles, S is the distance between the tested road section and the residential area, n is the number of lanes, and tau is the road surface damage rate.
It is preferable that the first and second liquid crystal layers are formed of,
when C is more than 0 and less than or equal to 0.5, the noise of the road section does not influence the normal life of nearby residents;
when C is more than 0.5 and less than or equal to 1, the noise of the road section is large, the influence is caused to the normal life of nearby residents, and the server feeds information back to the background monitoring terminal;
and when C is larger than 1, the road noise seriously influences the normal life of nearby residents, and the server sends a control request to the background monitoring terminal to start traffic control.
The invention has the following beneficial effects: the invention constructs a set of data real-time acquisition, storage, analysis and monitoring system aiming at the road traffic system and the noise generated by the road traffic system, thereby realizing the real-time monitoring of the traffic noise generated by the traffic flow; and by analyzing and processing the real-time data, a control request is sent to the traffic command center for the condition influencing the life of the residents nearby, and the normal life of the residents is ensured by taking corresponding measures in time.
Drawings
Fig. 1 is a schematic structural diagram of a traffic noise data acquisition system of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
As shown in fig. 1, the present invention provides a traffic noise collecting system, which includes an information collecting module 110 distributed on a test road segment for detecting and collecting information of the test road segment; and a processor 120 capable of receiving the section information collected by the information collection module 110 and transmitting the section information to the server 130. The server 130 and the processor 120 receive the information transmitted by the processor 120, process and judge the data, and transmit the control information to the traffic guidance center through the processor 120.
The information collection module 110 includes a traffic flow information collection subunit 111, a road surface information collection subunit 112, and a noise information collection subunit 113.
The road information collecting subunit 112 is used for detecting the number of lanes, the roughness of the road surface, the gradient of the road surface and the distance from the residential area of the tested road section.
The traffic flow information acquisition subunit 111 monitors the traffic flow, the vehicle speed and the vehicle type of the test road section. And dividing the collected vehicle types into cars with the number of parking spaces not more than 7 and other vehicle types, and calculating the proportion of the cars with the number of parking spaces not more than 7 in all the vehicle numbers as the proportion of the car number.
The noise information collecting subunit 113 collects the noise frequency and the noise level of the test road section.
The invention provides a control method of a traffic noise acquisition system, which comprises the following steps:
firstly, the information acquisition module 110 transmits the measured traffic, noise and road surface information to the processor 120;
step two, the processor 120 collects and stores the received information and sends the information to the server 130 at a fixed frequency;
step three, the server 130 analyzes and processes the received information and detects the traffic noise condition of the road section in real time;
and fourthly, the server judges the influence of noise interference by combining the surrounding environment of the road section until the traffic noise seriously disturbs residents, and sends a traffic control request to the background monitoring terminal to start traffic control.
And calculating a noise interference evaluation coefficient of the test road section according to the traffic information, the noise information and the road surface information:
wherein q is the traffic flow of the test road section in units of s-1(vehicle/second), v is the average speed of the tested road section, the unit km/h, f is the average frequency of noise in sampling time, the unit Hz, L is the average noise level in sampling time, the unit dB, T is the testing sampling period, and the unit s, χcIs the correction factor.
The correction coefficient χcComprises the following steps:
wherein theta is the road gradient, unit degree, F is the roughness of the road surface, epsilon is the proportion of the number of cars and vehicles, S is the distance between the tested road section and the residential area, unit m and unit n are the number of lanes, and tau is the road surface damage rate.
When C is more than 0 and less than or equal to 0.5, the noise of the road section does not influence the normal life of nearby residents;
when C is more than 0.5 and less than or equal to 1, the noise of the road section is large, the influence is caused to the normal life of nearby residents, and the server feeds information back to the background monitoring terminal;
and when C is larger than 1, the road noise seriously influences the normal life of nearby residents, and the server sends a control request to the background monitoring terminal to start traffic control.
When the noise seriously affects the normal life of nearby residents, traffic control is adopted by warning by sending a control request to a background monitoring terminal of a traffic command center, wherein the control request mainly comprises signal lamp control, restriction control and road closure.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (2)
1. A control method of a traffic noise collection system is characterized by comprising the following steps:
the method comprises the following steps that firstly, an information acquisition module transmits measured traffic information, noise information and road surface information to a processor;
step two, the processor collects and stores the received information and sends the information to the server at a fixed frequency;
analyzing and processing the received information by the server, and detecting the traffic noise condition of the road section in real time;
the server judges the influence of noise interference by combining the surrounding environment of the road section until the traffic noise seriously disturbs residents, and sends a traffic control request to a background monitoring terminal to start traffic control;
calculating a noise influence evaluation coefficient of the test road section according to the traffic information, the noise information and the road surface information:
wherein q is the traffic flow of the test road section, v is the average speed of the test road section, f is the average frequency of noise in sampling time, L is the average noise level in sampling time, T is the test sampling period, and χcIs the correction factor;
the correction coefficient χcComprises the following steps:
wherein theta is the road gradient, F is the roughness of the road surface, epsilon is the proportion of the number of cars and vehicles, S is the distance between the tested road section and the residential area, n is the number of lanes, and tau is the road surface damage rate.
2. The control method of a traffic noise collection system according to claim 1,
when C is more than 0 and less than or equal to 0.5, the noise of the road section does not influence the normal life of nearby residents;
when C is more than 0.5 and less than or equal to 1, the noise of the road section is large, the influence is caused to the normal life of nearby residents, and the server feeds information back to the background monitoring terminal;
and when C is larger than 1, the road noise seriously influences the normal life of nearby residents, and the server sends a control request to the background monitoring terminal to start traffic control.
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| CN201810388762.1A CN108573602B (en) | 2018-04-27 | 2018-04-27 | Traffic noise data acquisition system and control method thereof |
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| CN201810388762.1A CN108573602B (en) | 2018-04-27 | 2018-04-27 | Traffic noise data acquisition system and control method thereof |
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| CN110243463B (en) * | 2019-07-04 | 2024-05-10 | 上汽通用五菱汽车股份有限公司 | Road noise testing pavement with adjustable gradient and in-vehicle noise testing method |
| CN113313951B (en) * | 2021-07-30 | 2021-11-16 | 宁波均联智行科技股份有限公司 | Traffic control method and device based on environmental noise |
| CN113990074B (en) * | 2021-12-28 | 2022-03-04 | 江苏华设远州交通科技有限公司 | Traffic control system and method based on noise data acquisition and processing |
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| CN102542800B (en) * | 2011-12-21 | 2014-04-16 | 中山大学 | System for acquiring road traffic flow information and traffic noise data synchronously |
| EP2704120A1 (en) * | 2012-08-29 | 2014-03-05 | Siemens Convergence Creators GmbH | Method for determining traffic information |
| CN102865918B (en) * | 2012-09-10 | 2014-07-23 | 浙江省计量科学研究院 | Measuring detection method and device of automatic environment noise monitoring system |
| CN104332050B (en) * | 2014-10-27 | 2017-10-10 | 浙江省环境保护科学设计研究院 | A kind of intelligent environment noise and vibration monitoring device and monitoring method |
| CN107301775A (en) * | 2017-08-23 | 2017-10-27 | 无锡北斗星通信息科技有限公司 | Period in morning noise vehicle detection platform |
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