CN106351166B - Urban road intelligent spraying dust removal method - Google Patents
Urban road intelligent spraying dust removal method Download PDFInfo
- Publication number
- CN106351166B CN106351166B CN201610768870.2A CN201610768870A CN106351166B CN 106351166 B CN106351166 B CN 106351166B CN 201610768870 A CN201610768870 A CN 201610768870A CN 106351166 B CN106351166 B CN 106351166B
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- CN
- China
- Prior art keywords
- sprinkler tip
- street lamp
- pollutant
- urban road
- dust removal
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H3/00—Applying liquids to roads or like surfaces, e.g. for dust control; Stationary flushing devices
- E01H3/04—Fixed devices, e.g. permanently- installed flushing means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
- B01D47/08—Spray cleaning with rotary nozzles
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Spray Control Apparatus (AREA)
- Road Repair (AREA)
Abstract
Urban road intelligent spraying dust removal method provided by the invention, sprinkler tip is installed on street lamp post including a., b. the effective active area and optimal water speed out of the sprinkler tip group on each street lamp post are calculated, c. setting starts threshold value and detects the air quality of ambient enviroment, according to the testing result of the air quality of environment, automatically controls sprinkler tip and work;Urban road intelligent spraying dust removal method in the present invention, by installing sprinkler tip on street lamp post, and it controls it and carries out rotation water spray work in a particular manner, it can be used to dedusting, purification air, greenbelt, urgent fire rescue are irrigated, when summer high-temperature can also be used as a kind of means of cooling, invention can effectively improve watering efficiency, save water resource.
Description
Technical field
The present invention relates to urban traffic control field more particularly to a kind of urban road intelligent spraying dust removal methods.
Background technique
With the continuous improvement of China's economic level, the step of Process of Urbanization Construction is accelerated year by year, and the road in city is increasingly
It is more, however urban road, the especially urban road in the area of drought are caused on ground due to passing through for vehicle
Dust drives in wind-force and other drives are flown upward and enter atmosphere, causes open contact scar, is always suspension in surrounding air
The important component of grain object, has seriously affected the health and trip of resident and road user.
Currently, being to use sprinkler to reduce the general approach of fugitive dust.However traditional sprinkling truck is lacked there is very much
Point, such as the sprinkling truck speed of service are slow, big with urban road flow speeds difference, the original for running and controlling with urban traffic flow
Then mutually conflict, seriously block the traffic, there are security risks, and reduce road passage capability.For another example the high pressure of sprinkling truck hydraulic giant and
Spray speed is also made troubles for pedestrian and security risk.And flexibility is poor by the way of sprinkling truck, and scheduling and work are time-consuming more,
Human resources and material resources are all caused different journeys by not only waste water resource, but also other energy such as waste fuel oil
The waste of degree, and effect is poor, cannot be as needed, it is controlled whenever and wherever possible, it is existing can not increasingly to have adapted to people
Therefore the fast pace of generation life needs a kind of new urban road Dust Improvement means, can energy saving manpower and material resources, and energy
Intelligent control is enough carried out, the regulation effect of fugitive dust is mentioned.
Summary of the invention
In view of this, the present invention provides a kind of urban road intelligent spraying dust removal method, to overcome above-mentioned technical problem.
Urban road intelligent spraying dust removal method provided by the invention, including
A., sprinkler tip is installed on street lamp post,
B. the effective active area and optimal water speed out of the sprinkler tip group on each street lamp post are calculated,
C. setting starting threshold value and the air quality of ambient enviroment is detected, according to the testing result of the air quality of environment,
Sprinkler tip is automatically controlled to work.
Further, the starting threshold value in step c includes single threshold and composite thresholds, and the single threshold is according to list each in air
The concentration setting of pollutant, the single threshold be it is multiple, when the concentration of any one pollutant is more than to preset single threshold
Value when, automatically control sprinkler tip work.
Further, the composite thresholds include by assigning weight to each hazard of contaminant in air, and to pollution level
It is calculated, air quality classification is automatically turned on into watering device when air quality is lower than some rank.
Further, the determination method of composite thresholds specifically includes:
The pollution level generic of pollutant is judged according to Reliability Code:
Wherein, λ value is the pollution level generic that 0.7, k is pollutant,It is surveyed for equalization treated attribute
Degree, CkFor the pollution level classification of pollutant.
Further, optimal water speed out is obtained by following formula in step b:
Wherein, V0For optimal water speed out, H is spray head arrangement height, h is greenbelt height, and R is maximum effect radius.
Further, watering amount is obtained by following formula:
Q0=Q/ (1-n%)
Wherein, n% is spray head water loss percentage, wherein Q0For practical total amount of sprinkling water, Q is ideal watering total amount, and Q
=∑ SH Δ Ci0·Ki, Δ Ci0It is more than corresponding single threshold to detect the concentration of every pollutant of ambient enviroment
Difference, S are the effective active area of each street lamp post sprinkler tip group, and H is spray head arrangement height, KiFor the dirt of unit concentration
Contaminate the quality for the water that object absorbs.
Further, by controlling the rotating manner of the sprinkler tip group on each street lamp post, make its area square of sprinkling water
Shape, the rotating manner are control sprinkler tip group while uniform rotation in the horizontal direction, are vertically rotated.
Beneficial effects of the present invention: the urban road intelligent spraying dust removal method in the present invention, by street lamp post
Sprinkler tip is installed, and controls it and carries out rotation water spray work in a particular manner, can not only be used to dedusting, purification air,
But also greenbelt can be irrigated, urgent fire rescue, when summer high-temperature, can also be used as a kind of means of cooling, and invention can have
Effect improves watering efficiency, saves water resource, and especially for arid area, the reasonable of water resource efficiently utilizes most important, this hair
It is bright relative to traditional sprinkling truck dedusting method, the intelligence of real meaning is realized, before not influencing road passage capability
It puts, realizes and Self-watering is controlled to intelligent road any time in any position of pipe network covering, be applicable not only to city
The planning of road can also equally be implemented in existing road.
Detailed description of the invention
The invention will be further described with reference to the accompanying drawings and examples:
Fig. 1 is the principle of the present invention schematic diagram.
Fig. 2 is flow diagram of the invention.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and examples: Fig. 1 is the principle of the present invention schematic diagram.Fig. 2
It is flow diagram of the invention.
As shown in Figure 1, 2, urban road intelligent spraying dust removal method, comprising:
A., sprinkler tip is installed on street lamp post,
B. the effective active area and optimal water speed out of the sprinkler tip group on each street lamp post are calculated,
C. setting starting threshold value and the air quality of ambient enviroment is detected, according to the testing result of the air quality of environment,
Sprinkler tip is automatically controlled to work.
In the present embodiment, water injector and detection device can be installed additional on the basis of existing urban road construction,
Planning construction can also be uniformly carried out in newly-built road equipment, realize that city illumination line parallel lays water supply network,
Sprinkler system is combined with illuminating street lamp.
In the present embodiment, the starting threshold value in step c includes single threshold and composite thresholds, and the single threshold is according to air
In each individual event pollutant concentration setting, the single threshold be it is multiple, when any one pollutant concentration be more than preset
When the value of single threshold, automatically controls sprinkler tip and work.Urban air pollution object mainly has SO2、NO2、PM10、PM2.5Deng,
Fugitive dust is all hydroaropic substance, and suspended particulate can be combined into heavier particle ground of being scattered with water and reach dedusting purpose, therefore available
It sprinkles water to reduce the concentration of urban pollutant.The concentration value for monitoring each pollutant is denoted as Ci, the concentration of each individual event pollutant is set
Ci0, work as CiGreater than Ci0When, it is larger to human body health effect, it is controlled, by by the concentration C of every pollutanti0If
It is set to single threshold, when reaching this threshold value, watering device is automatically turned on, sprinkles water, to achieve the purpose that dedusting.
In the present embodiment, composite thresholds are to assign weight to each hazard of contaminant using expert method, are based on this basis
Attribute mathematics calculate municipal pollution degree, and urban air-quality is divided into k grades, when air quality is lower than n grades, automatically
Open watering device.Composite thresholds evaluate urban pollutant pollution level using multi objective: setting X as object space,
Evaluation object x indicates the air quality located where certain specific detection device, F for research object attribute space, in the present embodiment
Finger endangers influence degree.
If each of object space X element x has m index, it is denoted as I1I2,...,Im, i-th of element xi?
J index IjMeasured value be denoted as xij, then XiIt can be expressed as a vector xi=(xi1,xi2,...,xim)。
The one strong sequence for setting attribute measure space F again is divided into { C1,C2,...,Ck, and the classification of known each index
Standard, then it is indicated with matrix form are as follows:
Wherein, ai1< ai2< ai3< ... < ai5, bi1< bi2< bi3... < bi5;
Calculate the measured value X of some specific index iiWith attribute CkThe attributive measure function of (k=1,2,3,4,5),
That is:
Work as xi< ai1When, it takesui1 =1,ui2 =...ui5 =0;
Work as xi≤bi1When, it takes
Work as xi≥ai5When, it takesui5 =1,ui1 =...ui4 =0;
Work as xi≥bi5When, it takes
Work as ail≤xi≤ai(l+1)When, it takes
(k < l or k > l+1)
Work as bil≤xi≤bi(l+1)When, it takes
(k < l or k > l+1)
In the present embodiment, each index weights can be obtained by expert method, by index IiWeight be denoted as Wi, each obtaining
Item index IiAttributive measure function after, due to the weight W of each indexiIt is known that each pollutant can be calculated with attribute Ck(k=
1,2,3,4,5) attributive measure function:
Wherein:
Attributive measure function is subjected to equalization processing again, is enabled
Then the pollution level generic of pollutant can be judged according to Reliability Code:
In formula, according to modeling experience, λ value is 0.7, and the k value found out according to above-mentioned steps is the pollution journey of pollutant
Degree belongs to CkClass,For equalization treated Attribute Measure, CkFor the pollution level classification of pollutant.
It then presets and opens water injector when air quality is lower than k class.
It originally is being in embodiment, since city illumination street lamp is disposed with symmetrical expression, alternating expression, centre plus bilateral type.
For the effect for guaranteeing road pavement watering all standing, the effective active area of each street lamp post sprinkler tip group is calculated.If city
Road plate width is D, is divided into S between symmetrical expression arrangement street lamp1, alternating expression arrangement street lamp between be divided into S2, each street lamp post watering
The effective active area of nozzle group is mutually all S:
S=Si·D/2
Street lamp is arranged as symmetrical, formula identical with R when alternating expression are as follows:
Assuming that spray head arrangement height H, greenbelt height are h, water flow longitudinal direction effective range center line and horizontal angle
For α, water speed V out0With maximum effect radius R, the time that water flow is sprayed from spray head is t;
Make the drop point in injection water farthest point at the highest h of greenbelt plant, is both able to satisfy the work of dedusting depollution object
With, and greenbelt can be poured.To meet this requirement, then the relationship between each parameter is as follows: (assuming that water is ejected in sky
Non-resistance in gas)
Wherein, H is spray head arrangement height, and H ' is urban road limit for height, the position of traffic participant in urban road vehicle
In H, " hereinafter, pressure of supply water is also required to be promoted with the promotion of spray head setting height, spray head setting is got over from the point of view of the energy
Height, it is more uneconomical, therefore the height of spray head is located at H, i.e. H " < H < H ';
The precision of spray head water spray in the present embodiment is not required for very high, select when the angle α is 45 degree, lift maximum, by
V is found out it is known that can combine in practical problem in the angle H, R and α0。
In the present embodiment, the concentration of each pollutant and fugitive dust is CiWhen, exceed respective threshold value Ci0Difference be Δ Ci0,
Assuming that the quality for the water that the pollutant of unit concentration absorbs is K in unit volumei, then ideal watering total amount are as follows:
Q=∑ SH Δ Ci0·Ki
Determine that spray head water loss is n% by testing.Then practical watering total amount is Q0=Q/ (1-n%).
In the present embodiment, by controlling the rotating manner of the sprinkler tip group on each street lamp post, make its watering face
Product is rectangle, and the rotating manner is control sprinkler tip group while uniform rotation in the horizontal direction, is vertically rotated.
When due to watering area being rectangular, it is overlapping to reduce watering, can save than arc watering and spreads water, in the present embodiment, spray head
Longitudinal effectively water spray angle is θ, can only cover a portion during swinging every time.Assuming that needing to be divided into n area
Domain could all cover entire effective active area, speed when calculating nozzle right, rotating upwardly and downwardly, and when being considered as line feed
Alt time.If all covering needs to be divided into n region, in water speed V out0Under, spray head unit time water yield is Q,
To guarantee watering uniformly, setting watering circulation is that m takes turns, then when reality watering total amount is Q0When, the water of spreading of every wheel is Q0/m。
Then in the watering of every wheel, in each region, watering amount are as follows:
Q '=Q0/(m·n)
Each region watering time is all equal, are as follows:
The speed of nozzle right rotation calculates as follows when then the region i is sprinkled water:
ωi=βi/T
Wherein, βiFor spray head region i sprinkle water when nozzle right rotational angle, T is rotation time, wiFor left-right rotation speed
Degree, s are the distance between street lamp post, i.e. S1Or S2。
In the present embodiment, equation is tiltedly thrown by object:
R=V0cosα·t
It solves
It can ask
Meanwhile as nozzle right uniform rotation, the lift of water spray are also changing, the calculation method of lift equation of change is such as
Under:
Simultaneous equations obtain
Therefore, H in formula, D, V0, βi, it is it is known that can then find out the function of α.
Preferably, after the practical water yield of sprayed calculating, pollutant, fugitive dust are veritified by atmosphere quality monitoring device
Concentration can close spray head if reaching safe concentration.If not up to, repeating to sprinkle water.In the starting of continuous n times watering device
In the case of, air quality monitoring module monitors to air pollutant concentration be still higher than threshold value, exclude extreme environment feelings
Under condition, that is, estimate sprinkler system failure at this.Fault message is uploaded to cloud by alarm module, and establishes section and is responsible for value
Class's information bank is simultaneously uploaded to cloud.Establish the information bank storage information of maintenance personnel, the time of arranging an order according to class and grade, everyone carry mobile terminal
IP number.It is uploaded to cloud, control centre can change and call at any time information base information on duty.After control centre receives alarm,
Cloud fault message storehouse and maintenance personnel's information base information on duty are automatically extracted, is matched by operation by watering device fault message
Reach the mobile terminal as value maintenance personnel, complete efficient Rapid matching maintenance, mobile terminal can use smart phone or its
His intelligent movable equipment, in the present embodiment, air quality detecting device can be arranged on each street lamp post, of course for
Street lamp can also be grouped by save the cost by region, one air quality detecting device of every group of setting, be realized to entire area
The covering in domain detects, and identification module is arranged in each detection device in region, carries out unique identification and records
Warning information comprising identity code and specific location information can be transferred to shifting when a failure occurs by location information
Dynamic terminal, can greatly improve the efficiency of maintenance.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to compared with
Good embodiment describes the invention in detail, those skilled in the art should understand that, it can be to skill of the invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the scope of the claims of invention.
Claims (4)
1. a kind of urban road intelligent spraying dust removal method, it is characterised in that: including
A., sprinkler tip is installed on street lamp post,
B. the effective active area and optimal water speed out of the sprinkler tip group on each street lamp post are calculated,
C. setting starts threshold value and detects the air quality of ambient enviroment, according to the testing result of the air quality of environment, automatically
Control sprinkler tip works;
The threshold value includes single threshold and composite thresholds, and the single threshold is set according to the concentration of individual event pollutant each in air,
The single threshold be it is multiple, when the concentration of any one pollutant be more than preset single threshold value when, automatically control watering
Spray head works, the composite thresholds include by air each hazard of contaminant assign weight, and to pollution level into
Row calculates, and air quality classification is automatically turned on watering device when air quality is lower than some rank;
The determination method of the composite thresholds specifically includes:
The pollution level generic of pollutant is judged according to Reliability Code:
Wherein, λ value is the pollution level generic that 0.7, k is pollutant,For equalization treated Attribute Measure, Ck
For the pollution level classification of pollutant.
2. urban road intelligent spraying dust removal method according to claim 1, it is characterised in that: optimal water outlet in step b
Speed is obtained by following formula:
Wherein, V0For optimal water speed out, H is spray head arrangement height, h is greenbelt height, and R is maximum effect radius.
3. urban road intelligent spraying dust removal method according to claim 2, it is characterised in that: obtained by following formula
Watering amount:
Q0=Q/ (1-n%)
Wherein, n% is spray head water loss percentage, wherein Q0For practical total amount of sprinkling water, Q is ideal watering total amount, and Q=∑
S·H·ΔCi0·Ki, Δ Ci0To detect the difference that the concentration of every pollutant of ambient enviroment is more than corresponding single threshold
Value, S are the effective active area of each street lamp post sprinkler tip group, and H is spray head arrangement height, KiFor the pollution of unit concentration
The quality for the water that object absorbs.
4. urban road intelligent spraying dust removal method according to claim 1, it is characterised in that: by controlling each street lamp
The rotating manner of sprinkler tip group on lamp stand, makes its area rectangle of sprinkling water, and the rotating manner is control sprinkler tip group
While uniform rotation in the horizontal direction, vertically rotated.
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CN106351166B true CN106351166B (en) | 2019-06-07 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109701341A (en) * | 2019-02-15 | 2019-05-03 | 邓小健 | Urban road intelligence dust suppression system |
CN110755966B (en) * | 2019-11-07 | 2021-06-29 | 黄雨果 | Intelligent tire water spray dust removal control platform |
CN111298557A (en) * | 2020-03-05 | 2020-06-19 | 中建一局集团第五建筑有限公司 | Spraying system and method |
CN113506049B (en) * | 2021-09-10 | 2021-11-16 | 南通华豪巨电子科技有限公司 | Road sprinkler scheduling method and system based on artificial intelligence |
CN115094815B (en) * | 2022-06-21 | 2024-05-03 | 中科三清科技有限公司 | Watering operation control method and device, electronic equipment and storage medium |
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JPH11323866A (en) * | 1998-05-15 | 1999-11-26 | Taisei Rotec Corp | Solution sprinkler |
WO2013121591A1 (en) * | 2012-02-13 | 2013-08-22 | 北海道日油株式会社 | Liquid anti-icing agent supply device and liquid anti-icing agent supply method |
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