CN106322264A - Street lamp provided with data acquisition module - Google Patents

Street lamp provided with data acquisition module Download PDF

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Publication number
CN106322264A
CN106322264A CN201610770765.2A CN201610770765A CN106322264A CN 106322264 A CN106322264 A CN 106322264A CN 201610770765 A CN201610770765 A CN 201610770765A CN 106322264 A CN106322264 A CN 106322264A
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China
Prior art keywords
data
acquisition module
sensor
street lamp
wireless
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CN201610770765.2A
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Chinese (zh)
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不公告发明人
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孟玲
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Priority to CN201610770765.2A priority Critical patent/CN106322264A/en
Publication of CN106322264A publication Critical patent/CN106322264A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00Lighting devices intended for fixed installation
    • F21S8/08Lighting devices intended for fixed installation with a standard
    • F21S8/085Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00Arrangement of electric circuit elements in or on lighting devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00Structural combinations of lighting devices with other articles, not otherwise provided for
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10Controlling the light source
    • H05B47/175Controlling the light source by remote control
    • H05B47/19Controlling the light source by remote control via wireless transmission
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21WINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/10Outdoor lighting
    • F21W2131/103Outdoor lighting of streets or roads
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/40Control techniques providing energy savings, e.g. smart controller or presence detection

Abstract

The invention provides a street lamp provided with a data acquisition module. The street lamp comprises a street lamp body, a lamp pole, a user terminal, a street lamp control module, the data acquisition module and a central processing module. The street lamp body is in wireless connection with the street lamp control module. The data acquisition module is in wireless connection with the central processing module which is in wireless connection with the user terminal. The data acquisition module comprises a wireless network acquisition module, a temperature sensor, a humidity sensor, a wind velocity sensor, a wind direction sensor and an air pressure sensor, wherein the temperature sensor, the humidity sensor, the wind velocity sensor, the wind direction sensor and the air pressure sensor are connected with the wireless network acquisition module. The street lamp provided with the data acquisition module has the beneficial effects that parameters including street lamp turn-on time and turn-off time, illuminating strength and the like can be set through remote control; and data of various types can be acquired, so that real-time monitoring or periodic summarizing of the air quality and jam conditions in urban specific areas can be conducted, and a rectification and reform scheme for urban traffic can be made conveniently.

Description

Street lamp with data acquisition module
Technical field
The present invention relates to lighting installation field, be specifically related to the street lamp with data acquisition module.
Background technology
Along with China's economy with science and technology development, for convenience of city security administration and ensure people go off daily peace Entirely, built-in a large amount of electronic eyes in city.For the information of making weather observations, set up meteorological data collection center.And it is monitoring city The environmental informations such as the annual air quality at place, then need to set up special messenger to carry out long-term observation, waste time and energy.In correlation technique, The said equipment is all provided independently from, and only plays respective function, and this mode not only construction cost is high, take up room and unfavorable In maintenance.If being incorporated on street lamp by the said equipment on the basis of not affecting respective function, just can well solve above-mentioned asking Topic.
Summary of the invention
For solving the problems referred to above, the present invention provides the street lamp with data acquisition module.
The purpose of the present invention realizes by the following technical solutions:
With the street lamp of data acquisition module, including street lamp, lamp stand, user terminal, Street lamps control module, data acquisition module Block, central processing module;Described street lamp is wireless with Street lamps control module to be connected, data acquisition module and central processing module without Line connects, central processing module and user terminal wireless connections;Described data acquisition module includes wireless network acquisition module, with Wireless network acquisition module be connected temperature sensor, humidity sensor, air velocity transducer, wind transducer, baroceptor.
The invention have the benefit that street lamp is wireless with Street lamps control module to be connected, street lamp can be set by remotely control Startup and shut-in time, the parameter such as intensity of illumination;Central processing module by the meteorology in data collection cycle, environmental data, Monitoring data arrange, and corresponding data are reflected intuitively on user terminal;Data acquisition module 60 includes wireless Network collection module, the temperature sensor being connected with wireless network acquisition module, humidity sensor, air velocity transducer, wind direction pass Sensor, baroceptor, can carry out the collection of multiple data, in order to enters air quality, the congestion of specific region, city Row monitors in real time or periodically collects, it is simple to formulate the rectification scheme of urban transit system.
Accompanying drawing explanation
The invention will be further described to utilize accompanying drawing, but the embodiment in accompanying drawing does not constitute any limit to the present invention System, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain according to the following drawings Other accompanying drawing.
Fig. 1 is present configuration connection diagram;
Fig. 2 is the structural representation of wireless network acquisition module of the present invention.
Reference:
Street lamp 10, lamp stand 20, user terminal 30, Street lamps control module 40, central processing module 50, data acquisition module 60, wireless network acquisition module 4, transducer position unit 41, sensor network optimize unit 42, data monitoring unit 43, number According to processing unit 44, data receipt unit 45, data transfer unit 46.
Detailed description of the invention
The invention will be further described with the following Examples.
Application scenarios 1
Seeing Fig. 1, Fig. 2, the street lamp with data acquisition module of an embodiment of this application scene, including street lamp 10, lamp stand 20, user terminal 30, Street lamps control module 40, data acquisition module 60, central processing module 50;Described street lamp 10 Wireless with Street lamps control module 40 being connected, data acquisition module 60 and central processing module 50 wireless connections, central authorities process mould Block 50 and user terminal 30 wireless connections;Described data acquisition module 60 includes wireless network acquisition module 4, adopts with wireless network The connected temperature sensor of collection module 4, humidity sensor, air velocity transducer, wind transducer, baroceptor.
Preferably, described user terminal 30 is smart mobile phone.
The street lamp 10 of the above embodiment of the present invention is wireless with Street lamps control module 40 to be connected, and can arrange road by remotely control The startup of lamp 10 and shut-in time, the parameter such as intensity of illumination;Central processing module 50 is by the meteorology in data collection cycle, environment Data, monitoring data arrange, and corresponding data are reflected intuitively on user terminal 30;Data acquisition module 60 wraps Include wireless network acquisition module 4, the temperature sensor that is connected with wireless network acquisition module 4, humidity sensor, wind speed sensing Device, wind transducer, baroceptor, can carry out the collection of multiple data, in order to the air quality of specific region, city, gathers around Stifled situation monitors in real time or periodically collects, it is simple to formulate the rectification scheme of urban transit system.
Preferably, described lamp stand 20 is provided with photographic head, the outfan of photographic head and the input of central processing module 50 It is connected.
This preferred embodiment adds photographic head, it is possible to be monitored the situation of street lamp 10 periphery in real time.
Preferably, described wireless network acquisition module 4 includes that transducer position unit 41, sensor network optimize unit 42, data monitoring unit 43, data processing unit 44, data receipt unit 45 and data transfer unit 46.
This preferred embodiment constructs the framework of wireless network acquisition module 4.
Preferably, described transducer position unit 41 is used for positioning unknown sensor network nodes, location side Method is as follows:
(1) integrated GPS positioning chip on minority sensor node, these sensor nodes obtain by receiving gps signal Take self-position and become known location node, as the location base of other unknown position nodes;
(2) ask for four mutual distances of known location node and jumping figure, calculate the distance averagely often jumped;
(3) for unknown position nodes X, use it to jumping figure and (2) of four known location nodes averagely often jump Distance is multiplied the distance obtaining unknown position node to four known location nodes;
(4) by the way of combination in any, choose wherein three known location nodes, for each combination, survey according to three limits Its position of mensuration acquisition, then produce four result of calculations, ask for mean place as unknown position node final position.
This preferred embodiment arranges transducer position unit 41, it is simple to obtains the source, position of Monitoring Data, uses GPS fixed Position chip and the method for three limit positioning combination, both saved cost, and can obtain again good locating effect.
Preferably, described sensor network optimization unit 42 uses heredity-ant colony optimization algorithm to route sensor network Algorithm is optimized, and concrete grammar is as follows:
(1) stochastic generation network topology structure of wireless sensor;
(2) set the parameter of genetic algorithm, use genetic algorithm to simplify sensor network, form new network topology knot Structure;
(3) ant group algorithm pheromone is initialized according to genetic algorithm result;
(4) set ant group algorithm parameter, use ant group algorithm optimal path is scanned for and updates.
Sensor network is optimized by this preferred embodiment, limited ensureing that whole wireless sensor network performance declines In the case of, improve network energy-saving effect, extend the life-span of network.
Preferably, described data monitoring unit 43 for by the sensor node built by each sensor cooperate into The monitoring in certain region of row, and export the perception data of each sensor node monitoring;
Described data processing unit 44 is compressed processing for the perception data monitoring each sensor node, including:
If the data sequence of described perception data unit interval section is X={x (t1),x(t2),…,x(tn), its Middle ti(1≤i≤n) express time stabs, x (ti) represent at tiThe monitor value that (1≤i≤n) certain node of moment produces, sets by mistake Difference boundary be ε, limit of error be the span of ε be [0.4,0.8], from first data point [t1, x (t1)] start, to data Sequence X={ x (t1),x(t2),…,x(tn) in data point sequentially carry out scanning for the first time, when the scanning reaching to set stops During condition, stop primary scanning, the data subsequence of scanning for the first time is approximated with a line segment, from scanning for the first time Data subsequence after first data point proceed by similar secondary scanning, until scanning through the whole unit interval The data sequence of section;By the slope of end time of the initial time of Article 1 line segment, afterwards every line segment and every line segment with Intercept is as compression data corresponding to the data sequence of unit interval section and exports;
Wherein, the described scanning stop condition set as: when scanning a data point [tk, x (tk)], in these data Point [tk, x (tk)] before all data points can be carried out approximate description by a line segment, and meet error precision requirement, and plus number Strong point [tk, x (tk)] after, do not exist line segment energy approximate description the most all not by the data point of approximate description time, stop Scanning;
Described error precision requires:
| x ( t j ) - [ x ( t α ) + x ( t k - 1 ) - x ( t α ) t k - 1 - t α ( t j - t α ) ] | ≤ ϵ
Wherein, if described data point [tk, x (tk)] before subsequence be X={x (tα),x(tα+1),…,x(tk-1), X (t in formulaj) it is at tjThe actual value in (α≤j≤k-1) moment.
This preferred embodiment arranges data processing unit 44, carries out data scanning, energy by the scanning stop condition set Enough in linear session, the line segment number of use minimal number carrys out the data sequence of a unit interval section of approximate description perception data Row and ensure error precision requirement, then by end time of the initial time of Article 1 line segment, afterwards every line segment and every The slope of line segment and intercept are as compression data corresponding to the data sequence of unit interval section and export, thus decrease and need to pass The data volume sent, reduces the energy expenditure that data transmit, thus the communication relatively reducing wireless sensor network node is opened Pin;Propose the formula that error precision requires, it is ensured that the precision of data compression, and improve the speed of data scanning.
Preferably, described data receipt unit 45 is built by wireless sensor network sink node, described wireless biography After sensor network aggregation node receives, based on the Data Transport Protocol ensureing weighted-fair, the compression that each sensor node is corresponding Perception data, and the perception data after compression corresponding for the sensor node of reception is sent at high-performance computer Reason and analysis, it is achieved the collection of wireless data;
Wherein, the Data Transport Protocol of described guarantee weighted-fair is:
Described wireless sensor network sink node receives right from sensor node i in certain unit interval section [0, t] Quantity S of the perception data after the compression answeredi,tNeed to meet following fairness metric condition:
( Σ i = 1 N S i , t / w i ) 2 NΣ i = 1 N ( S i , t / w i ) 2 ≥ 1 - ( 10 γ / 9 ) 2
In formula, wiThe weights characterizing its data significance level of the sensor node i for setting, N is sensor node Sum, γ is constant, and its span is (0,0.2).
This preferred embodiment wireless sensor network sink node connects based on the Data Transport Protocol ensureing weighted-fair Receive the perception data after the compression that each sensor node is corresponding, enable wireless sensor network sink node from important sensing Device node receives more perception data, it is ensured that while the efficiency of data transmission, improve the fairness of data transmission.
Preferably, described data transfer unit 46 transfers data to user by network, single including closely transmitting son Unit, telecommunication subelement and switching subelement, described short-range communication subelement use zigbee protocol communication, described far Distance communication subelement uses wireless communication, and under normal circumstances, user passes through short-range communication submodule from computer control End processed obtains monitoring information, and when user goes out, switching subelement starts telecommunication subelement, controls end to user mobile phone Long Distant Transmit monitoring information.
This preferred embodiment arranges data transfer unit 46, it is possible to select communication mode according to user distance, it is achieved that real Time monitoring.
In this application scenarios, limit of error is that ε takes 0.4, and monitoring velocity improves 10% relatively, and monitoring accuracy carries relatively High by 12%.
Application scenarios 2
Seeing Fig. 1, Fig. 2, the street lamp with data acquisition module of an embodiment of this application scene, including street lamp 10, lamp stand 20, user terminal 30, Street lamps control module 40, data acquisition module 60, central processing module 50;Described street lamp 10 Wireless with Street lamps control module 40 being connected, data acquisition module 60 and central processing module 50 wireless connections, central authorities process mould Block 50 and user terminal 30 wireless connections;Described data acquisition module 60 includes wireless network acquisition module 4, adopts with wireless network The connected temperature sensor of collection module 4, humidity sensor, air velocity transducer, wind transducer, baroceptor.
Preferably, described user terminal 30 is smart mobile phone.
The street lamp 10 of the above embodiment of the present invention is wireless with Street lamps control module 40 to be connected, and can arrange road by remotely control The startup of lamp 10 and shut-in time, the parameter such as intensity of illumination;Central processing module 50 is by the meteorology in data collection cycle, environment Data, monitoring data arrange, and corresponding data are reflected intuitively on user terminal 30;Data acquisition module 60 wraps Include wireless network acquisition module 4, the temperature sensor that is connected with wireless network acquisition module 4, humidity sensor, wind speed sensing Device, wind transducer, baroceptor, can carry out the collection of multiple data, in order to the air quality of specific region, city, gathers around Stifled situation monitors in real time or periodically collects, it is simple to formulate the rectification scheme of urban transit system.
Preferably, described lamp stand 20 is provided with photographic head, the outfan of photographic head and the input of central processing module 50 It is connected.
This preferred embodiment adds photographic head, it is possible to be monitored the situation of street lamp 10 periphery in real time.
Preferably, described wireless network acquisition module 4 includes that transducer position unit 41, sensor network optimize unit 42, data monitoring unit 43, data processing unit 44, data receipt unit 45 and data transfer unit 46.
This preferred embodiment constructs the framework of wireless network acquisition module 4.
Preferably, described transducer position unit 41 is used for positioning unknown sensor network nodes, location side Method is as follows:
(1) integrated GPS positioning chip on minority sensor node, these sensor nodes obtain by receiving gps signal Take self-position and become known location node, as the location base of other unknown position nodes;
(2) ask for four mutual distances of known location node and jumping figure, calculate the distance averagely often jumped;
(3) for unknown position nodes X, use it to jumping figure and (2) of four known location nodes averagely often jump Distance is multiplied the distance obtaining unknown position node to four known location nodes;
(4) by the way of combination in any, choose wherein three known location nodes, for each combination, survey according to three limits Its position of mensuration acquisition, then produce four result of calculations, ask for mean place as unknown position node final position.
This preferred embodiment arranges transducer position unit 41, it is simple to obtains the source, position of Monitoring Data, uses GPS fixed Position chip and the method for three limit positioning combination, both saved cost, and can obtain again good locating effect.
Preferably, described sensor network optimization unit 42 uses heredity-ant colony optimization algorithm to route sensor network Algorithm is optimized, and concrete grammar is as follows:
(1) stochastic generation network topology structure of wireless sensor;
(2) set the parameter of genetic algorithm, use genetic algorithm to simplify sensor network, form new network topology knot Structure;
(3) ant group algorithm pheromone is initialized according to genetic algorithm result;
(4) set ant group algorithm parameter, use ant group algorithm optimal path is scanned for and updates.
Sensor network is optimized by this preferred embodiment, limited ensureing that whole wireless sensor network performance declines In the case of, improve network energy-saving effect, extend the life-span of network.
Preferably, described data monitoring unit 43 for by the sensor node built by each sensor cooperate into The monitoring in certain region of row, and export the perception data of each sensor node monitoring;
Described data processing unit 44 is compressed processing for the perception data monitoring each sensor node, including:
If the data sequence of described perception data unit interval section is X={x (t1),x(t2),…,x(tn), its Middle ti(1≤i≤n) express time stabs, x (ti) represent at tiThe monitor value that (1≤i≤n) certain node of moment produces, sets by mistake Difference boundary be ε, limit of error be the span of ε be [0.4,0.8], from first data point [t1, x (t1)] start, to data Sequence X={ x (t1),x(t2),…,x(tn) in data point sequentially carry out scanning for the first time, when the scanning reaching to set stops During condition, stop primary scanning, the data subsequence of scanning for the first time is approximated with a line segment, from scanning for the first time Data subsequence after first data point proceed by similar secondary scanning, until scanning through the whole unit interval The data sequence of section;By the slope of end time of the initial time of Article 1 line segment, afterwards every line segment and every line segment with Intercept is as compression data corresponding to the data sequence of unit interval section and exports;
Wherein, the described scanning stop condition set as: when scanning a data point [tk, x (tk)], in these data Point [tk, x (tk)] before all data points can be carried out approximate description by a line segment, and meet error precision requirement, and plus number Strong point [tk, x (tk)] after, do not exist line segment energy approximate description the most all not by the data point of approximate description time, stop Scanning;
Described error precision requires:
| x ( t j ) - [ x ( t α ) + x ( t k - 1 ) - x ( t α ) t k - 1 - t α ( t j - t α ) ] | ≤ ϵ
Wherein, if described data point [tk, x (tk)] before subsequence be X={x (tα),x(tα+1),…,x(tk-1), X (t in formulaj) it is at tjThe actual value in (α≤j≤k-1) moment.
This preferred embodiment arranges data processing unit 44, carries out data scanning, energy by the scanning stop condition set Enough in linear session, the line segment number of use minimal number carrys out the data sequence of a unit interval section of approximate description perception data Row and ensure error precision requirement, then by end time of the initial time of Article 1 line segment, afterwards every line segment and every The slope of line segment and intercept are as compression data corresponding to the data sequence of unit interval section and export, thus decrease and need to pass The data volume sent, reduces the energy expenditure that data transmit, thus the communication relatively reducing wireless sensor network node is opened Pin;Propose the formula that error precision requires, it is ensured that the precision of data compression, and improve the speed of data scanning.
Preferably, described data receipt unit 45 is built by wireless sensor network sink node, described wireless biography After sensor network aggregation node receives, based on the Data Transport Protocol ensureing weighted-fair, the compression that each sensor node is corresponding Perception data, and the perception data after compression corresponding for the sensor node of reception is sent at high-performance computer Reason and analysis, it is achieved the collection of wireless data;
Wherein, the Data Transport Protocol of described guarantee weighted-fair is:
Described wireless sensor network sink node receives right from sensor node i in certain unit interval section [0, t] Quantity S of the perception data after the compression answeredi,tNeed to meet following fairness metric condition:
( Σ i = 1 N S i , t / w i ) 2 NΣ i = 1 N ( S i , t / w i ) 2 ≥ 1 - ( 10 γ / 9 ) 2
In formula, wiThe weights characterizing its data significance level of the sensor node i for setting, N is sensor node Sum, γ is constant, and its span is (0,0.2).
This preferred embodiment wireless sensor network sink node connects based on the Data Transport Protocol ensureing weighted-fair Receive the perception data after the compression that each sensor node is corresponding, enable wireless sensor network sink node from important sensing Device node receives more perception data, it is ensured that while the efficiency of data transmission, improve the fairness of data transmission.
Preferably, described data transfer unit 46 transfers data to user by network, single including closely transmitting son Unit, telecommunication subelement and switching subelement, described short-range communication subelement use zigbee protocol communication, described far Distance communication subelement uses wireless communication, and under normal circumstances, user passes through short-range communication submodule from computer control End processed obtains monitoring information, and when user goes out, switching subelement starts telecommunication subelement, controls end to user mobile phone Long Distant Transmit monitoring information.
This preferred embodiment arranges data transfer unit 46, it is possible to select communication mode according to user distance, it is achieved that real Time monitoring.
In this application scenarios, limit of error is that ε takes 0.5, and monitoring velocity improves 11% relatively, and monitoring accuracy carries relatively High by 11%.
Application scenarios 3
Seeing Fig. 1, Fig. 2, the street lamp with data acquisition module of an embodiment of this application scene, including street lamp 10, lamp stand 20, user terminal 30, Street lamps control module 40, data acquisition module 60, central processing module 50;Described street lamp 10 Wireless with Street lamps control module 40 being connected, data acquisition module 60 and central processing module 50 wireless connections, central authorities process mould Block 50 and user terminal 30 wireless connections;Described data acquisition module 60 includes wireless network acquisition module 4, adopts with wireless network The connected temperature sensor of collection module 4, humidity sensor, air velocity transducer, wind transducer, baroceptor.
Preferably, described user terminal 30 is smart mobile phone.
The street lamp 10 of the above embodiment of the present invention is wireless with Street lamps control module 40 to be connected, and can arrange road by remotely control The startup of lamp 10 and shut-in time, the parameter such as intensity of illumination;Central processing module 50 is by the meteorology in data collection cycle, environment Data, monitoring data arrange, and corresponding data are reflected intuitively on user terminal 30;Data acquisition module 60 wraps Include wireless network acquisition module 4, the temperature sensor that is connected with wireless network acquisition module 4, humidity sensor, wind speed sensing Device, wind transducer, baroceptor, can carry out the collection of multiple data, in order to the air quality of specific region, city, gathers around Stifled situation monitors in real time or periodically collects, it is simple to formulate the rectification scheme of urban transit system.
Preferably, described lamp stand 20 is provided with photographic head, the outfan of photographic head and the input of central processing module 50 It is connected.
This preferred embodiment adds photographic head, it is possible to be monitored the situation of street lamp 10 periphery in real time.
Preferably, described wireless network acquisition module 4 includes that transducer position unit 41, sensor network optimize unit 42, data monitoring unit 43, data processing unit 44, data receipt unit 45 and data transfer unit 46.
This preferred embodiment constructs the framework of wireless network acquisition module 4.
Preferably, described transducer position unit 41 is used for positioning unknown sensor network nodes, location side Method is as follows:
(1) integrated GPS positioning chip on minority sensor node, these sensor nodes obtain by receiving gps signal Take self-position and become known location node, as the location base of other unknown position nodes;
(2) ask for four mutual distances of known location node and jumping figure, calculate the distance averagely often jumped;
(3) for unknown position nodes X, use it to jumping figure and (2) of four known location nodes averagely often jump Distance is multiplied the distance obtaining unknown position node to four known location nodes;
(4) by the way of combination in any, choose wherein three known location nodes, for each combination, survey according to three limits Its position of mensuration acquisition, then produce four result of calculations, ask for mean place as unknown position node final position.
This preferred embodiment arranges transducer position unit 41, it is simple to obtains the source, position of Monitoring Data, uses GPS fixed Position chip and the method for three limit positioning combination, both saved cost, and can obtain again good locating effect.
Preferably, described sensor network optimization unit 42 uses heredity-ant colony optimization algorithm to route sensor network Algorithm is optimized, and concrete grammar is as follows:
(1) stochastic generation network topology structure of wireless sensor;
(2) set the parameter of genetic algorithm, use genetic algorithm to simplify sensor network, form new network topology knot Structure;
(3) ant group algorithm pheromone is initialized according to genetic algorithm result;
(4) set ant group algorithm parameter, use ant group algorithm optimal path is scanned for and updates.
Sensor network is optimized by this preferred embodiment, limited ensureing that whole wireless sensor network performance declines In the case of, improve network energy-saving effect, extend the life-span of network.
Preferably, described data monitoring unit 43 for by the sensor node built by each sensor cooperate into The monitoring in certain region of row, and export the perception data of each sensor node monitoring;
Described data processing unit 44 is compressed processing for the perception data monitoring each sensor node, including:
If the data sequence of described perception data unit interval section is X={x (t1),x(t2),…,x(tn), its Middle ti(1≤i≤n) express time stabs, x (ti) represent at tiThe monitor value that (1≤i≤n) certain node of moment produces, sets by mistake Difference boundary be ε, limit of error be the span of ε be [0.4,0.8], from first data point [t1, x (t1)] start, to data Sequence X={ x (t1),x(t2),...,x(tn) in data point sequentially carry out scanning for the first time, when the scanning reaching to set stops Only during condition, stop primary scanning, the data subsequence of scanning for the first time is approximated with a line segment, sweep from for the first time First data point after the data subsequence retouched proceeds by similar secondary scanning, during until scanning through whole unit Between the data sequence of section;By end time and the slope of every line segment of the initial time of Article 1 line segment, afterwards every line segment And export as compression data corresponding to the data sequence of unit interval section with intercept;
Wherein, the described scanning stop condition set as: when scanning a data point [tk, x (tk)], in these data Point [tk, x (tk)] before all data points can be carried out approximate description by a line segment, and meet error precision requirement, and plus number Strong point [tk, x (tk)] after, do not exist line segment energy approximate description the most all not by the data point of approximate description time, stop Scanning;
Described error precision requires:
| x ( t j ) - [ x ( t α ) + x ( t k - 1 ) - x ( t α ) t k - 1 - t α ( t j - t α ) ] | ≤ ϵ
Wherein, if described data point [tk, x (tk)] before subsequence be X={x (tα),x(tα+1),…,x(tk-1), X (t in formulaj) it is at tjThe actual value in (α≤j≤k-1) moment.
This preferred embodiment arranges data processing unit 44, carries out data scanning, energy by the scanning stop condition set Enough in linear session, the line segment number of use minimal number carrys out the data sequence of a unit interval section of approximate description perception data Row and ensure error precision requirement, then by end time of the initial time of Article 1 line segment, afterwards every line segment and every The slope of line segment and intercept are as compression data corresponding to the data sequence of unit interval section and export, thus decrease and need to pass The data volume sent, reduces the energy expenditure that data transmit, thus the communication relatively reducing wireless sensor network node is opened Pin;Propose the formula that error precision requires, it is ensured that the precision of data compression, and improve the speed of data scanning.
Preferably, described data receipt unit 45 is built by wireless sensor network sink node, described wireless biography After sensor network aggregation node receives, based on the Data Transport Protocol ensureing weighted-fair, the compression that each sensor node is corresponding Perception data, and the perception data after compression corresponding for the sensor node of reception is sent at high-performance computer Reason and analysis, it is achieved the collection of wireless data;
Wherein, the Data Transport Protocol of described guarantee weighted-fair is:
Described wireless sensor network sink node receives right from sensor node i in certain unit interval section [0, t] Quantity S of the perception data after the compression answeredi,tNeed to meet following fairness metric condition:
( Σ i = 1 N S i , t / w i ) 2 NΣ i = 1 N ( S i , t / w i ) 2 ≥ 1 - ( 10 γ / 9 ) 2
In formula, wiThe weights characterizing its data significance level of the sensor node i for setting, N is sensor node Sum, γ is constant, and its span is (0,0.2).
This preferred embodiment wireless sensor network sink node connects based on the Data Transport Protocol ensureing weighted-fair Receive the perception data after the compression that each sensor node is corresponding, enable wireless sensor network sink node from important sensing Device node receives more perception data, it is ensured that while the efficiency of data transmission, improve the fairness of data transmission.
Preferably, described data transfer unit 46 transfers data to user by network, single including closely transmitting son Unit, telecommunication subelement and switching subelement, described short-range communication subelement use zigbee protocol communication, described far Distance communication subelement uses wireless communication, and under normal circumstances, user passes through short-range communication submodule from computer control End processed obtains monitoring information, and when user goes out, switching subelement starts telecommunication subelement, controls end to user mobile phone Long Distant Transmit monitoring information.
This preferred embodiment arranges data transfer unit 46, it is possible to select communication mode according to user distance, it is achieved that real Time monitoring.
In this application scenarios, limit of error is that ε takes 0.6, and monitoring velocity improves 12% relatively, and monitoring accuracy carries relatively High by 10%.
Application scenarios 4
Seeing Fig. 1, Fig. 2, the street lamp with data acquisition module of an embodiment of this application scene, including street lamp 10, lamp stand 20, user terminal 30, Street lamps control module 40, data acquisition module 60, central processing module 50;Described street lamp 10 Wireless with Street lamps control module 40 being connected, data acquisition module 60 and central processing module 50 wireless connections, central authorities process mould Block 50 and user terminal 30 wireless connections;Described data acquisition module 60 includes wireless network acquisition module 4, adopts with wireless network The connected temperature sensor of collection module 4, humidity sensor, air velocity transducer, wind transducer, baroceptor.
Preferably, described user terminal 30 is smart mobile phone.
The street lamp 10 of the above embodiment of the present invention is wireless with Street lamps control module 40 to be connected, and can arrange road by remotely control The startup of lamp 10 and shut-in time, the parameter such as intensity of illumination;Central processing module 50 is by the meteorology in data collection cycle, environment Data, monitoring data arrange, and corresponding data are reflected intuitively on user terminal 30;Data acquisition module 60 wraps Include wireless network acquisition module 4, the temperature sensor that is connected with wireless network acquisition module 4, humidity sensor, wind speed sensing Device, wind transducer, baroceptor, can carry out the collection of multiple data, in order to the air quality of specific region, city, gathers around Stifled situation monitors in real time or periodically collects, it is simple to formulate the rectification scheme of urban transit system.
Preferably, described lamp stand 20 is provided with photographic head, the outfan of photographic head and the input of central processing module 50 It is connected.
This preferred embodiment adds photographic head, it is possible to be monitored the situation of street lamp 10 periphery in real time.
Preferably, described wireless network acquisition module 4 includes that transducer position unit 41, sensor network optimize unit 42, data monitoring unit 43, data processing unit 44, data receipt unit 45 and data transfer unit 46.
This preferred embodiment constructs the framework of wireless network acquisition module 4.
Preferably, described transducer position unit 41 is used for positioning unknown sensor network nodes, location side Method is as follows:
(1) integrated GPS positioning chip on minority sensor node, these sensor nodes obtain by receiving gps signal Take self-position and become known location node, as the location base of other unknown position nodes;
(2) ask for four mutual distances of known location node and jumping figure, calculate the distance averagely often jumped;
(3) for unknown position nodes X, use it to jumping figure and (2) of four known location nodes averagely often jump Distance is multiplied the distance obtaining unknown position node to four known location nodes;
(4) by the way of combination in any, choose wherein three known location nodes, for each combination, survey according to three limits Its position of mensuration acquisition, then produce four result of calculations, ask for mean place as unknown position node final position.
This preferred embodiment arranges transducer position unit 41, it is simple to obtains the source, position of Monitoring Data, uses GPS fixed Position chip and the method for three limit positioning combination, both saved cost, and can obtain again good locating effect.
Preferably, described sensor network optimization unit 42 uses heredity-ant colony optimization algorithm to route sensor network Algorithm is optimized, and concrete grammar is as follows:
(1) stochastic generation network topology structure of wireless sensor;
(2) set the parameter of genetic algorithm, use genetic algorithm to simplify sensor network, form new network topology knot Structure;
(3) ant group algorithm pheromone is initialized according to genetic algorithm result;
(4) set ant group algorithm parameter, use ant group algorithm optimal path is scanned for and updates.
Sensor network is optimized by this preferred embodiment, limited ensureing that whole wireless sensor network performance declines In the case of, improve network energy-saving effect, extend the life-span of network.
Preferably, described data monitoring unit 43 for by the sensor node built by each sensor cooperate into The monitoring in certain region of row, and export the perception data of each sensor node monitoring;
Described data processing unit 44 is compressed processing for the perception data monitoring each sensor node, including:
If the data sequence of described perception data unit interval section is X={x (t1),x(t2),…,x(tn), its Middle ti(1≤i≤n) express time stabs, x (ti) represent at tiThe monitor value that (1≤i≤n) certain node of moment produces, sets by mistake Difference boundary be ε, limit of error be the span of ε be [0.4,0.8], from first data point [t1, x (t1)] start, to data Sequence X={ x (t1),x(t2),…,x(tn) in data point sequentially carry out scanning for the first time, when the scanning reaching to set stops During condition, stop primary scanning, the data subsequence of scanning for the first time is approximated with a line segment, from scanning for the first time Data subsequence after first data point proceed by similar secondary scanning, until scanning through the whole unit interval The data sequence of section;By the slope of end time of the initial time of Article 1 line segment, afterwards every line segment and every line segment with Intercept is as compression data corresponding to the data sequence of unit interval section and exports;
Wherein, the described scanning stop condition set as: when scanning a data point [tk, x (tk)], in these data Point [tk, x (tk)] before all data points can be carried out approximate description by a line segment, and meet error precision requirement, and plus number Strong point [tk, x (tk)] after, do not exist line segment energy approximate description the most all not by the data point of approximate description time, stop Scanning;
Described error precision requires:
| x ( t j ) - [ x ( t α ) + x ( t k - 1 ) - x ( t α ) t k - 1 - t α ( t j - t α ) ] | ≤ ϵ
Wherein, if described data point [tk, x (tk)] before subsequence be X={x (tα),x(tα+1),…,x(tk-1), X (t in formulaj) it is at tjThe actual value in (α≤j≤k-1) moment.
This preferred embodiment arranges data processing unit 44, carries out data scanning, energy by the scanning stop condition set Enough in linear session, the line segment number of use minimal number carrys out the data sequence of a unit interval section of approximate description perception data Row and ensure error precision requirement, then by end time of the initial time of Article 1 line segment, afterwards every line segment and every The slope of line segment and intercept are as compression data corresponding to the data sequence of unit interval section and export, thus decrease and need to pass The data volume sent, reduces the energy expenditure that data transmit, thus the communication relatively reducing wireless sensor network node is opened Pin;Propose the formula that error precision requires, it is ensured that the precision of data compression, and improve the speed of data scanning.
Preferably, described data receipt unit 45 is built by wireless sensor network sink node, described wireless biography After sensor network aggregation node receives, based on the Data Transport Protocol ensureing weighted-fair, the compression that each sensor node is corresponding Perception data, and the perception data after compression corresponding for the sensor node of reception is sent at high-performance computer Reason and analysis, it is achieved the collection of wireless data;
Wherein, the Data Transport Protocol of described guarantee weighted-fair is:
Described wireless sensor network sink node receives right from sensor node i in certain unit interval section [0, t] Quantity S of the perception data after the compression answeredi,tNeed to meet following fairness metric condition:
( Σ i = 1 N S i , t / w i ) 2 NΣ i = 1 N ( S i , t / w i ) 2 ≥ 1 - ( 10 γ / 9 ) 2
In formula, wiThe weights characterizing its data significance level of the sensor node i for setting, N is sensor node Sum, γ is constant, and its span is (0,0.2).
This preferred embodiment wireless sensor network sink node connects based on the Data Transport Protocol ensureing weighted-fair Receive the perception data after the compression that each sensor node is corresponding, enable wireless sensor network sink node from important sensing Device node receives more perception data, it is ensured that while the efficiency of data transmission, improve the fairness of data transmission.
Preferably, described data transfer unit 46 transfers data to user by network, single including closely transmitting son Unit, telecommunication subelement and switching subelement, described short-range communication subelement use zigbee protocol communication, described far Distance communication subelement uses wireless communication, and under normal circumstances, user passes through short-range communication submodule from computer control End processed obtains monitoring information, and when user goes out, switching subelement starts telecommunication subelement, controls end to user mobile phone Long Distant Transmit monitoring information.
This preferred embodiment arranges data transfer unit 46, it is possible to select communication mode according to user distance, it is achieved that real Time monitoring.
In this application scenarios, limit of error is that ε takes 0.7, and monitoring velocity improves 13% relatively, and monitoring accuracy carries relatively High by 9%.
Application scenarios 5
Seeing Fig. 1, Fig. 2, the street lamp with data acquisition module of an embodiment of this application scene, including street lamp 10, lamp stand 20, user terminal 30, Street lamps control module 40, data acquisition module 60, central processing module 50;Described street lamp 10 Wireless with Street lamps control module 40 being connected, data acquisition module 60 and central processing module 50 wireless connections, central authorities process mould Block 50 and user terminal 30 wireless connections;Described data acquisition module 60 includes wireless network acquisition module 4, adopts with wireless network The connected temperature sensor of collection module 4, humidity sensor, air velocity transducer, wind transducer, baroceptor.
Preferably, described user terminal 30 is smart mobile phone.
The street lamp 10 of the above embodiment of the present invention is wireless with Street lamps control module 40 to be connected, and can arrange road by remotely control The startup of lamp 10 and shut-in time, the parameter such as intensity of illumination;Central processing module 50 is by the meteorology in data collection cycle, environment Data, monitoring data arrange, and corresponding data are reflected intuitively on user terminal 30;Data acquisition module 60 wraps Include wireless network acquisition module 4, the temperature sensor that is connected with wireless network acquisition module 4, humidity sensor, wind speed sensing Device, wind transducer, baroceptor, can carry out the collection of multiple data, in order to the air quality of specific region, city, gathers around Stifled situation monitors in real time or periodically collects, it is simple to formulate the rectification scheme of urban transit system.
Preferably, described lamp stand 20 is provided with photographic head, the outfan of photographic head and the input of central processing module 50 It is connected.
This preferred embodiment adds photographic head, it is possible to be monitored the situation of street lamp 10 periphery in real time.
Preferably, described wireless network acquisition module 4 includes that transducer position unit 41, sensor network optimize unit 42, data monitoring unit 43, data processing unit 44, data receipt unit 45 and data transfer unit 46.
This preferred embodiment constructs the framework of wireless network acquisition module 4.
Preferably, described transducer position unit 41 is used for positioning unknown sensor network nodes, location side Method is as follows:
(1) integrated GPS positioning chip on minority sensor node, these sensor nodes obtain by receiving gps signal Take self-position and become known location node, as the location base of other unknown position nodes;
(2) ask for four mutual distances of known location node and jumping figure, calculate the distance averagely often jumped;
(3) for unknown position nodes X, use it to jumping figure and (2) of four known location nodes averagely often jump Distance is multiplied the distance obtaining unknown position node to four known location nodes;
(4) by the way of combination in any, choose wherein three known location nodes, for each combination, survey according to three limits Its position of mensuration acquisition, then produce four result of calculations, ask for mean place as unknown position node final position.
This preferred embodiment arranges transducer position unit 41, it is simple to obtains the source, position of Monitoring Data, uses GPS fixed Position chip and the method for three limit positioning combination, both saved cost, and can obtain again good locating effect.
Preferably, described sensor network optimization unit 42 uses heredity-ant colony optimization algorithm to route sensor network Algorithm is optimized, and concrete grammar is as follows:
(1) stochastic generation network topology structure of wireless sensor;
(2) set the parameter of genetic algorithm, use genetic algorithm to simplify sensor network, form new network topology knot Structure;
(3) ant group algorithm pheromone is initialized according to genetic algorithm result;
(4) set ant group algorithm parameter, use ant group algorithm optimal path is scanned for and updates.
Sensor network is optimized by this preferred embodiment, limited ensureing that whole wireless sensor network performance declines In the case of, improve network energy-saving effect, extend the life-span of network.
Preferably, described data monitoring unit 43 for by the sensor node built by each sensor cooperate into The monitoring in certain region of row, and export the perception data of each sensor node monitoring;
Described data processing unit 44 is compressed processing for the perception data monitoring each sensor node, including:
If the data sequence of described perception data unit interval section is X={x (t1),x(t2),…,x(tn), its Middle ti(1≤i≤n) express time stabs, x (ti) represent at tiThe monitor value that (1≤i≤n) certain node of moment produces, sets by mistake Difference boundary be ε, limit of error be the span of ε be [0.4,0.8], from first data point [t1, x (t1)] start, to data Sequence X={ x (t1),x(t2),…,x(tn) in data point sequentially carry out scanning for the first time, when the scanning reaching to set stops During condition, stop primary scanning, the data subsequence of scanning for the first time is approximated with a line segment, from scanning for the first time Data subsequence after first data point proceed by similar secondary scanning, until scanning through the whole unit interval The data sequence of section;By the slope of end time of the initial time of Article 1 line segment, afterwards every line segment and every line segment with Intercept is as compression data corresponding to the data sequence of unit interval section and exports;
Wherein, the described scanning stop condition set as: when scanning a data point [tk, x (tk)], in these data Point [tk, x (tk)] before all data points can be carried out approximate description by a line segment, and meet error precision requirement, and plus number Strong point [tk, x (tk)] after, do not exist line segment energy approximate description the most all not by the data point of approximate description time, stop Scanning;
Described error precision requires:
| x ( t j ) - [ x ( t α ) + x ( t k - 1 ) - x ( t α ) t k - 1 - t α ( t j - t α ) ] | ≤ ϵ
Wherein, if described data point [tk, x (tk)] before subsequence be X={x (tα),x(tα+1),…,x(tk-1), X (t in formulaj) it is at tjThe actual value in (α≤j≤k-1) moment.
This preferred embodiment arranges data processing unit 44, carries out data scanning, energy by the scanning stop condition set Enough in linear session, the line segment number of use minimal number carrys out the data sequence of a unit interval section of approximate description perception data Row and ensure error precision requirement, then by end time of the initial time of Article 1 line segment, afterwards every line segment and every The slope of line segment and intercept are as compression data corresponding to the data sequence of unit interval section and export, thus decrease and need to pass The data volume sent, reduces the energy expenditure that data transmit, thus the communication relatively reducing wireless sensor network node is opened Pin;Propose the formula that error precision requires, it is ensured that the precision of data compression, and improve the speed of data scanning.
Preferably, described data receipt unit 45 is built by wireless sensor network sink node, described wireless biography After sensor network aggregation node receives, based on the Data Transport Protocol ensureing weighted-fair, the compression that each sensor node is corresponding Perception data, and the perception data after compression corresponding for the sensor node of reception is sent at high-performance computer Reason and analysis, it is achieved the collection of wireless data;
Wherein, the Data Transport Protocol of described guarantee weighted-fair is:
Described wireless sensor network sink node receives right from sensor node i in certain unit interval section [0, t] Quantity S of the perception data after the compression answeredi,tNeed to meet following fairness metric condition:
( Σ i = 1 N S i , t / w i ) 2 NΣ i = 1 N ( S i , t / w i ) 2 ≥ 1 - ( 10 γ / 9 ) 2
In formula, wiThe weights characterizing its data significance level of the sensor node i for setting, N is sensor node Sum, γ is constant, and its span is (0,0.2).
This preferred embodiment wireless sensor network sink node connects based on the Data Transport Protocol ensureing weighted-fair Receive the perception data after the compression that each sensor node is corresponding, enable wireless sensor network sink node from important sensing Device node receives more perception data, it is ensured that while the efficiency of data transmission, improve the fairness of data transmission.
Preferably, described data transfer unit 46 transfers data to user by network, single including closely transmitting son Unit, telecommunication subelement and switching subelement, described short-range communication subelement use zigbee protocol communication, described far Distance communication subelement uses wireless communication, and under normal circumstances, user passes through short-range communication submodule from computer control End processed obtains monitoring information, and when user goes out, switching subelement starts telecommunication subelement, controls end to user mobile phone Long Distant Transmit monitoring information.
This preferred embodiment arranges data transfer unit 46, it is possible to select communication mode according to user distance, it is achieved that real Time monitoring.
In this application scenarios, limit of error is that ε takes 0.8, and monitoring velocity improves 14% relatively, and monitoring accuracy carries relatively High by 8%.
Last it should be noted that, above example is only in order to illustrate technical scheme, rather than the present invention is protected Protecting the restriction of scope, although having made to explain to the present invention with reference to preferred embodiment, those of ordinary skill in the art should Work as understanding, technical scheme can be modified or equivalent, without deviating from the reality of technical solution of the present invention Matter and scope.

Claims (3)

1. with the street lamp of data acquisition module, it is characterised in that include street lamp, lamp stand, user terminal, Street lamps control module, Data acquisition module, central processing module;Described street lamp is wireless with Street lamps control module to be connected, data acquisition module and central authorities Processing module wireless connections, central processing module and user terminal wireless connections;Described data acquisition module includes wireless network Acquisition module, the temperature sensor being connected with wireless network acquisition module, humidity sensor, air velocity transducer, wind transducer, Baroceptor.
Street lamp with data acquisition module the most according to claim 1, it is characterised in that described user terminal is intelligence Mobile phone.
Street lamp with data acquisition module the most according to claim 2, it is characterised in that described lamp stand is provided with shooting Head, the outfan of photographic head is connected with the input of central processing module.
CN201610770765.2A 2016-08-30 2016-08-30 Street lamp provided with data acquisition module Pending CN106322264A (en)

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