CN108871551A - A kind of Noise map method for drafting applied to urban plan and design project environmental impact assessment - Google Patents
A kind of Noise map method for drafting applied to urban plan and design project environmental impact assessment Download PDFInfo
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- CN108871551A CN108871551A CN201810578423.XA CN201810578423A CN108871551A CN 108871551 A CN108871551 A CN 108871551A CN 201810578423 A CN201810578423 A CN 201810578423A CN 108871551 A CN108871551 A CN 108871551A
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Abstract
The present invention provides a kind of Noise map method for drafting applied to urban plan and design project environmental impact assessment, include the following steps：S1, noise Auto Observation System is established, carries out the automatic monitoring of noise, noise Auto Observation System counts the automatic monitoring and statistics data of a noise at interval of certain time；S2, current automatic monitoring and statistics data are compared with background noise map, if the difference of the two is no more than threshold value, are terminated, if the difference of the two is more than threshold value, into next step；S3, it is updated according to current automatic monitoring and statistics data and draws Noise map, which is applied to the environmental impact assessment of urban plan and design project.The beneficial effects of the invention are as follows:Noise map can be updated within a short period of time, noise is monitored in conjunction with Noise map technology automatically, to meet the fast-developing urban planning in period in China and the environment evaluation of noise pollution requirement of project construction.
Description
Technical field
The present invention relates to Noise map method for drafting more particularly to a kind of applied to urban plan and design project environmental impact assessment
Noise map method for drafting.
Background technique
Noise map technology is appliance computer simulation, by noise source data, geospatial information data, road, track
Traffic data etc. carries out model calculating, then forms the colour map technology for being able to reflect noise circumstance situation.This technology is logical
It crosses and acoustics simulation model is combined into geographical space diagram software for drawing, convert visible map view for invisible noise, come
Display noise pollutes the distribution situation in regional environment.Bring is calculated to change tradition by in-site measurement and formula
, not accurate problem not intuitive to noise pollution reflection.
Noise monitoring technology has personal monitoring and automatic two kinds of monitoring at present.Personal monitoring applies to be monitored in region acoustic environment
It is monitored in road traffic monitoring, between daytime once a year, every 5 years 1 time of night monitoring measures job placement in spring or autumn.
Region acoustic environment monitors each measurement point and measures 10 min equivalent sound level Leq, record accumulative percentage sound level L10、L50、L90、Lmax、
LminAnd standard deviation.Road traffic measurement each measures 20 min equivalent sound level L of measurementeq, record accumulative percentage sound level L10、
L50、L90、Lmax、LminAnd standard deviation.Automatic measurement is concentrated mainly on functional areas, quarterly monitors 1 time every year, each monitoring
Point is continuous every time to be monitored 24 hours, and hour equivalent sound level L is recordedeq, hour add up percentage sound level L10、L50、L90、Lmax、LminAnd mark
Quasi- deviation, and calculate continuous 16 hours and night continuous 8 hours equivalent sound levels measured between daytime.
Noise actual measurement and Noise map is mainly taken to make two ways at present.The survey on the spot that China monitors noise circumstance
There are three types of amount methods：1）The measurement of hand fixed point；2）The measurement of hand transfer point；3）Automatic measurement.Hand noise testing
It can only reflect the noise situations of particular point in time, cannot reflect the overall picture that noise changes over time.Automatic measurement is by point cloth
The limitation of quantity is set, can not often reflect the overall picture that noise is spatially varying.Noise map then can preferably solve with
Upper noise testing there are the problem of.Based on Noise map flourishing international applications good result, Chinese Ministry of Environmental Protection in 2010 especially
Highlight " the drafting work that key cities answer pilot to carry out Noise map, instruct local noise abatement job requirement and
Improve noise monitoring network " requirement.Then, the urban applications foreign countries Noise map such as Beijing, Shenzhen, Shanghai, Wuhan is drawn
Technical method expands a series of Noise map and draws work.The groundwork that Noise map is drawn is investigation noise source feelings
Condition, traffic noise are city " underlying noises ", and external draw in work in Noise map has concentrated a large amount of human and material resources, are led to
The general census to noise control regional scope is crossed, Noise map is completed and draws, production in general 5 years is primary.
Space environment variation in Cities of Foreign Countries is unhappy, and the Noise map production method for updating 1 time is able to satisfy substantially to noise within 5 years
The requirement of environmental Kuznets Curves.And China is in the quick period of Development of Urbanization, a large amount of urbanization of rural population cause noise to be asked
It inscribes " with rapid changepl. never-ending changes and improvements ".For this purpose, state environmental monitoring master station exists《Ambient noise automatic monitoring system technical requirements（It is provisional）》In just
It is required that during the timely inverting of measured data to Noise map is drawn, realize display of the Noise map in generalized information system and it is automatic more
Newly.However, updating Noise map since noise real-time change is larger by actual measurement completely and needing huge computing resource, lead to reality
When show and the requirement that automatically updates cannot be implemented really, Noise map is primarily used to reflect the supplement material of noise integral status
Material is unable to satisfy the fast-developing urban planning in period in China and the environment evaluation of noise pollution requirement of project construction.
Summary of the invention
In order to solve the problems in the prior art, the present invention provides one kind to be applied to the environmental impact assessment of urban plan and design project
Noise map method for drafting, noise is monitored in conjunction with Noise map technology automatically, by the two noise circumstance monitoring in deposit
Defect carry out the design that has complementary functions, development can reflect the Noise map rendering technique of noise pollution situation in time, with full
The urban planning in sufficient China fast-developing period and the environment evaluation of noise pollution requirement of project construction.
The present invention provides a kind of Noise map method for drafting applied to urban plan and design project environmental impact assessment, including with
Lower step：
S1, noise Auto Observation System is established, carries out the automatic monitoring of noise, noise Auto Observation System is counted at interval of certain time
The automatic monitoring and statistics data of noise；
S2, current automatic monitoring and statistics data are compared with background noise map, if the difference of the two is no more than threshold
Value, then terminate, if the difference of the two is more than threshold value, into next step；
S3, it is updated according to current automatic monitoring and statistics data and draws Noise map, which is applied to urban planning
And construction project environmental impact assessment.
It as a further improvement of the present invention, in step sl, is line source according to road traffic noise, and city function
Area's noise is the characteristic of point sound source, builds Auto Observation System to road traffic and urban function region respectively.
As a further improvement of the present invention, road traffic noise divides the net of 1 km according to road traffic structure equalization
Lattice set up automatic monitoring point, and urban function region sets up automatic monitor station point, all automatic monitorings near its noise source position
The data that website measures are transmitted through the network to Noise map production center.
As a further improvement of the present invention, in step s 2, by current automatic monitoring and statistics data and background noise
Map is compared, if the difference of the two is no more than 15%, is terminated, if the difference of the two is more than 15%, into next step
Suddenly.
The beneficial effects of the invention are as follows：Through the above scheme, Noise map can be updated within a short period of time, certainly by noise
Dynamic monitoring carries out the design that has complementary functions in conjunction with Noise map technology, by the two defect present in noise circumstance monitoring, sends out
Exhibition can reflect the Noise map rendering technique of noise pollution situation in time, to meet the urban planning in China's fast-developing period
With the environment evaluation of noise pollution requirement of project construction.
Detailed description of the invention
Fig. 1 is a kind of signal of the Noise map method for drafting applied to urban plan and design project environmental impact assessment of the present invention
Figure.
Specific embodiment
The invention will be further described for explanation and specific embodiment with reference to the accompanying drawing.
Fast for China's urban construction speed, urban planning should scientifically control the requirement of noise sprawling, Noise map skill
Concrete application of the art in China needs to consider to timely respond to noise source.Foreign countries were carried out 1 time by largely generally investigating every 5 years
Noise map method for drafting is not able to satisfy the development of China's Fast Urbanization at this stage, and developing one kind can within a short period of time more
The automatic rendering technique of new Noise map is the key that this technology invention.This technology mainly includes three technology platforms：1）It builds
The noise Auto Observation System of vertical city covering；2）For the background noise mapping in city；3）Noise map updates.This technology
Three above platform is engaged togather by research and development by information network, constitutes the technology that Noise map automatically updates drafting, reply
The needs of city construction planning and building environmental impact assessment.
As shown in Figure 1, a kind of Noise map method for drafting applied to urban plan and design project environmental impact assessment, including it is following
Step：
S1, noise Auto Observation System is established, carries out the automatic monitoring of noise, noise Auto Observation System is counted at interval of certain time
The automatic monitoring and statistics data of noise；
S2, current automatic monitoring and statistics data are compared with background noise map, if the difference of the two is no more than threshold
Value, then terminate, if the difference of the two is more than threshold value, into next step；
S3, it is updated according to current automatic monitoring and statistics data and draws Noise map, which is applied to urban planning
And construction project environmental impact assessment.
As shown in Figure 1, be line source according to road traffic noise in step sl, and urban function region noise is point sound
The characteristic in source builds Auto Observation System to road traffic and urban function region respectively, i.e., by noise Auto Observation System to city
Traffic carries out noise measuring and urban function region carries out noise measuring.
As shown in Figure 1, road traffic noise sets up automatic monitoring according to the grid that road traffic structure equalization divides 1 km
Point, urban function region set up automatic monitor station point, the data that all automatic monitor station points measure near its noise source position
It is transmitted through the network to Noise map production center.
As shown in Figure 1, in step s 2, current automatic monitoring and statistics data are compared with background noise map,
If the difference of the two is no more than 15%, terminate, if the difference of the two is more than 15%, into next step.
As shown in Figure 1, it is different from current common Noise map production method, the data of Noise map production of the invention
Part is mainly built by the informatization and network of noise circumstance and is completed.Currently, noise monitoring work is just towards automatic monitoring direction
Development, the foreseeable future, this work will be completed by automatic monitoring completely.It is automatic to monitor the timely of bring noise data
Property, integrality and accuracy will be important foundation that Noise map is drawn, the first platform that the present invention researches and develops be establish it is effective
Noise region Environmental Monitoring Network lays the foundation for the production and update thereafter of background noise map.It is according to traffic noise
Line source, and urban function region noise is the characteristic of point sound source, respectively to road traffic and the automatic monitoring of urban function region construction
Net.Traffic noise sets up automatic monitoring point according to the grid that road traffic structure equalization divides 1 km, and urban function region is made an uproar at it
Sound source position nearby sets up automatic monitor station point, and the data that automatic monitor station point measures are transmitted through the network to Noise map production
Center.By the data collection of Auto Observation System, in Noise map production center progress background noise cartography and thereafter
Update work.
Pass through the comparison with field survey, it has been determined that current general Noise map software Predict Lima in the world
It is the Noise map software to tally with the national condition with Cadna/A, present invention research and development will be main with the two Noise map softwares
Technology platform, the data with the transmission of Auto Observation System network are to rely on, four seasons of drawing area, background noise in different time periods
Map.By background noise map in conjunction with noise Auto Observation System, noise data is established in the front end of background noise mapping
Statistic analysis models, according to different time sections such as ordinary day, festivals or holidays, peak period, non-peak period, nights, by what is monitored automatically
Noise data is counted as unit of every season, will when the data of statistical data and background noise mapping have ± 15% variation
The update of Noise map is carried out using recent statistics data as standard.Such Noise map rendering technique is able to solve current noise
The deficiency that mapping considers time factor.In the case where the intensive city space of China human mortality is more crowded, draw different
The Noise map of period can more accurately reflect that the actual state of noise pollution, reply noise pollution complain problem（It is practical
Case proves that many noises, which are complained, has very big association with the time）.It, can by establishing the update method to background noise map
Comprehensively, reflect the actual conditions of noise pollution, accurately so as to can in the front end of planning and designing for urban planner
Noise pollution is grasped and controlled, while also can provide environment evaluation of noise pollution in the planning and designing stage for construction project.
A kind of Noise map method for drafting applied to urban plan and design project environmental impact assessment provided by the invention, Neng Gou
Noise map is updated in short period, noise is monitored in conjunction with Noise map technology automatically, and the two is monitored in noise circumstance
Present in defect carry out the design that has complementary functions, development can reflect the Noise map rendering technique of noise pollution situation in time,
To meet the fast-developing urban planning in period in China and the environment evaluation of noise pollution requirement of project construction.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist
Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to of the invention
Protection scope.
Claims (4)
1. a kind of Noise map method for drafting applied to urban plan and design project environmental impact assessment, which is characterized in that including following
Step：
S1, noise Auto Observation System is established, carries out the automatic monitoring of noise, noise Auto Observation System is counted at interval of certain time
The automatic monitoring and statistics data of noise；
S2, current automatic monitoring and statistics data are compared with background noise map, if the difference of the two is no more than threshold
Value, then terminate, if the difference of the two is more than threshold value, into next step；
S3, it is updated according to current automatic monitoring and statistics data and draws Noise map, which is applied to urban planning
And construction project environmental impact assessment.
2. the Noise map method for drafting according to claim 1 applied to the environmental impact assessment of urban plan and design project, special
Sign is：It in step sl, is line source according to road traffic noise, and urban function region noise is the characteristic of point sound source, point
It is other that Auto Observation System is built to road traffic and urban function region.
3. the Noise map method for drafting according to claim 2 applied to the environmental impact assessment of urban plan and design project, special
Sign is：Road traffic noise sets up automatic monitoring point, city function according to the grid that road traffic structure equalization divides 1 km
Area sets up automatic monitor station point near its noise source position, and the data that all automatic monitor station points measure are passed by network
Transport to Noise map production center.
4. the Noise map method for drafting according to claim 1 applied to the environmental impact assessment of urban plan and design project, special
Sign is：In step s 2, current automatic monitoring and statistics data are compared with background noise map, if the area of the two
Not Bu Chaoguo 15%, then terminate, if the difference of the two is more than 15%, into next step.
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| CN112463898A (en) * | 2020-10-21 | 2021-03-09 | 中山大学 | Noise map updating method combining speed and noise monitoring data |
| CN114509162A (en) * | 2022-04-18 | 2022-05-17 | 四川三元环境治理股份有限公司 | Sound environment data monitoring method and system |
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