CN104363678B - Street lamp control system - Google Patents
Street lamp control system Download PDFInfo
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- CN104363678B CN104363678B CN201410618687.5A CN201410618687A CN104363678B CN 104363678 B CN104363678 B CN 104363678B CN 201410618687 A CN201410618687 A CN 201410618687A CN 104363678 B CN104363678 B CN 104363678B
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Abstract
The invention provides a street lamp control system. The street lamp control system comprises a main station system, a centralized controller, single lamp controllers and dimmers, wherein the main station system is used for sending control policies to the centralized controller through a network; the centralized controller is used for receiving and storing the control policies and sending different luminance control commands to the single lamp controllers according to setting of luminance of each street lamp at different time points of every day; each single lamp controller integrates a first high-frequency band-stop filter on respective incoming line side and is used for receiving the corresponding luminance control command, analyzing the luminance control command, modulating an obtained carrier dimming signal and transmitting the modulated carrier dimming signal to the corresponding dimmer; each dimmer integrates a second high-frequency band-stop filter on respective outgoing line side and is used for receiving the corresponding dimming signal, demodulating the dimming signal and driving output power of a street lamp power supply by outputting a 0-10V signal subjected to feedback regulation. The street lamp control system has the advantages that closed carrier communication is adopted between the single clamp controllers and the dimmers, so that transmission channels among lamp posts are independent from one another and are not interfered mutually, and different control of street lamp luminance is achieved.
Description
Technical field
The present invention relates to the Street lamps control field of outdoor AC supply line, more particularly, it relates to a kind of based on exchange
Supply line and the street lamp control system of controlled carrier communication range.
Background technology
Now, Street lamps control generally adopts following several methods：1. switch lamp system is carried out to whole piece street lamp using time controller
One control；2. install timing light modulator additional in every lamp lighthead power, carry out the brightness of time-division transfer LED, during total switch lamp
Between or by time controller control；3. by the way of radio communication, in every street lamp dress single-lamp controller, for monitoring every road
The ruuning situation of lamp simultaneously carries out brightness adjustment control；4. carrier communication mode is adopted, in every street lamp dress single-lamp controller, for monitoring
The ruuning situation of every street lamp simultaneously carries out brightness adjustment control.
Above several method respectively has feature, but there is also obvious problem：1. time controller mode is adopted, can only be controlled whole
The Push And Release of bar circuit, does not possess communication function, without dimming function, belongs to the rough Street lamps control mode of comparison yet；2. adopt
Lighthead power adds timing light modulator, and dimming mode can only solidify in first installation, can not change, while also without communication work(
Can, it is impossible to realize Based Intelligent Control；3. wireless system, this mode can carry out the Based Intelligent Control of light fixture, and improve and safeguard pipe
Reason level, due to adopting wireless mode between the Centralized Controller and single-lamp controller of this mode, so communication can have string
Problem, and the general lamp stand that must be mounted in of antenna are disturbed near lamp holder position, construction and installation are extremely inconvenient, and lightning protection also becomes problem, together
When wireless signal by environmental disturbances than larger, easily there is signal interruption problem；4. traditional power carrier mode is adopted, it is this
Mode and differring primarily in that for mode 3 adopt between concentrator and single-lamp controller that power carrier mode, this mode communicate
It is relatively stable, but, if single-lamp controller is mounted in lamp holder, then safeguard inconvenient, and lamp holder temperature is high, can cause controller
The metering module precise decreasing of inside can not work, if being mounted in service hatch, then must draw two light modulation lines to lamp stand, this part
Take time and effort very much when disposing at the scene.It is therefore desirable to a kind of reliable communications, intelligent road-lamp control system convenient for installation and maintenance
System.
Disclosed in the correlation technique that presently, there are, such as 2011-02-09, the Chinese invention of Publication No. 101969713A
《A kind of LED street lamp control system based on electric power carrier communication technology》, including in single-lamp controller, Centralized Controller and management
Heart Three Tiered Network Architecture；The brightness of LED street lamps is adjusted using the PWM output signals of programmable duty cycle；The centralized Control
Carried out data transmission using power line carrier technology between device and single-lamp controller, adopted between Centralized Controller and administrative center
GPRS radio network techniques or Internet wireline networking techniques carry out data transmission；The single-lamp controller is with single-chip microcomputer
For core, it is responsible for road lamp switch control and the collection of street lamp running parameter；When the memory portion stores daily control strategy
Between table, season division timetable, season control strategy timetable and festivals or holidays control-time table；The Centralized Controller is using embedding
Embedded system is designed, with power line carrier technology, according to the intensity of illumination control of pre-set illumination strategies and auxiliary
Strategy carries out group or single control to street lamp in region；The intelligent management problem to street lamp is this solution solves, is realized
Energy-saving effect, while using power-line carrier communication, saved wiring cost, but, 1, the program carried realizing electric power
The carrier signal of the carrier signal and road lamp power supply radiation during wave communication not to external world is processed, and is so being passed
During defeated, the carrier signal that single-lamp controller is sent is highly susceptible to disturb and produce mistake, so as to cause street lamp occur
Dim the situation such as not in place；2nd, the program adjusts the brightness of LED street lamp using the PWM output signal of programmable duty cycle, and
Technical scheme uses the more preferable 0 ~ 10V signals of versatility, and adopts the 0 ~ 10V signal outputs with feedback regulation
Method, can cause direct current signal linearly to export, i.e., output valve with desired value closely, can more accurately control street lamp
Brightness.
And for example disclosed in 2014-04-02, the Chinese utility model of Publication No. 203523079U discloses one kind and is based on
The LED street lamp intelligent control of power line carrier communication, including host computer, Centralized Controller, constant voltage constant current power, LED roads
Lamp, Power Line Carrier Communication Module, electric lines of force and single lamp control circuit；Also include Power Line Carrier Communication Module, electric lines of force and
Single lamp control circuit；Described host computer is computer hardware equipment, is mounted therein with monitoring software and user interface；
Described host computer is connected by way of wired or wireless network with Centralized Controller；Described Centralized Controller passes through electric power
Line is connected with Power Line Carrier Communication Module；Described Power Line Carrier Communication Module, constant voltage constant current power and LED street lamps according to
Secondary connection.The technical scheme by the single lamp control circuit realiration that is arranged in LED street lamp to each street lamp brightness, open
The intelligent management of the states such as pass, temperature.But, single lamp control and dimming function are combined into one by the single-lamp controller in the program
Body, on street lamp, such single-lamp controller volume is larger, safeguards inconvenient, and temperature is high during street lamp work, can cause list
The measuring accuracy of lamp controller declines, and the present invention separates single-lamp controller and dimmer, and single-lamp controller is mounted in manhole,
Road lamp cap is arranged on from the dimmer of small size, is carried out by power carrier mode again between single-lamp controller and dimmer
Transmission, so both need not extra cloth light modulation line again so that design of road lamp and production cost are substantially reduced, and also ensure that single lamp control
The measuring accuracy of device processed, while the present invention enters line side and the integrated high frequency band resistance filter of dimmer outgoing line side in single-lamp controller
To external world carrier signal is absorbed ripple device, has intercepted the carrier signal between single-lamp controller and dimmer, so can be maximum
The interference for avoiding carrier signal of the extraneous carrier signal to being transmitted of limit, more accurately realizes street light modulating.
The content of the invention
The technical problem to be solved in the present invention, is to provide a kind of street lamp control system, by design single-lamp controller with
The independent channel of closing carrier wave is formed between dimmer so that the light modulation transmission channel between different lamp stands is mutually independently, mutually not
Interference, realizes the difference control to street lamp brightness.
What the present invention was realized in：A kind of street lamp control system, including main station system, Centralized Controller, single lamp control
Device and dimmer：
The main station system：Control strategy is sent to by Centralized Controller by network, the control strategy is system of main website
The corresponding brightness of the daily different time points of each street lamp of system setting；
The Centralized Controller：For receiving and store after control strategy, according to daily to each street lamp in control strategy
The setting of different time points brightness, corresponding time point by power carrier mode send different intensity control commands to it is each
In the one-to-one single-lamp controller of street lamp；
The single-lamp controller：Enter the integrated first high frequency band elimination filter of line side, institute in each single-lamp controller
The first high frequency band elimination filter is stated in single-lamp controller and enters between line side to be formed an obstruct so that extraneous carrier signal cannot
The communication between single-lamp controller and dimmer is interfered with by the first high frequency band elimination filter；Each single-lamp controller receives corresponding
Intensity control command and parsed, the light modulation digital signal for obtaining is adopted into ASK（Amplitude shift keying）Mode is modulated into light modulation
It is coupled to after carrier signal on electric lines of force and is transferred to corresponding dimmer；
The dimmer：The integrated second high frequency band elimination filter of the outgoing line side of each dimmer, second high frequency
Band elimination filter is reversely absorbed to the carrier signal that road lamp power supply gives off, while also having intercepted single-lamp controller with light modulation
Light modulation carrier signal between device, the first high frequency band elimination filter and the second high frequency band elimination filter collective effect cause list
Communication between lamp controller and dimmer is not disturbed by extraneous carrier signal, so as between single-lamp controller and dimmer
Form one and close independent carrier channel；Each dimmer receives light modulation carrier signal and is demodulated and is reduced into light modulation numeral letter
After number, then the output of road lamp power supply is driven by exporting 0 ~ 10V signals, so as to control the brightness of correspondence street lamp.
Further, each single-lamp controller is by the electrical quantity of the metering correspondence street lamp work shape current to obtain street lamp
State, judges whether street lamp exception occurs：If abnormal conditions occurs in street lamp, corresponding single-lamp controller can timely active reporting collection
Middle controller, Centralized Controller feeds back to main station system by GPRS modes again, and main station system is by the abnormal information for feeding back
It is shown to user to be processed；If abnormal conditions does not occur in street lamp, corresponding single-lamp controller will return the normal of street lamp
To Centralized Controller, Centralized Controller feeds back to again main station system and is shown to user to be checked job information.
Further, the control strategy is that user passes through main station system manual configuration, or by main station system according to road
What lamp place longitude and latitude and weather condition were automatically generated；If control strategy changes, main station system can resend control
Strategy gives Centralized Controller, if control strategy does not change, Centralized Controller will continue to be held according to the control strategy of the previous day
Row operation.
Further, the single-lamp controller is fixed with first passage and second channel：If only one on a lamp stand
Individual street lamp, then give tacit consent to connection first passage；If there are multiple street lamps on a lamp stand, artificially it is divided into two groups of street lamps, described two groups
Street lamp is connected respectively first passage and second channel（I.e. one group street lamp correspondence connects one of passage）.
Further, the 0 ~ 10V signals with feedback regulation are, PWM（Pulsewidth modulation）After signal output, first it is rectified into
Direct current signal, then direct current signal is amplified by output by amplifier, while the direct current signal to amplifying output carries out sampling
To sampled signal, finally according to the dutycycle of sampled signal values constantly regulate pwm signal, so that direct current signal is linearly defeated
Go out and need not be corrected.
Further, the user, by main station system manual configuration control strategy, is that user passes through ground in main station system
The numbering of single-lamp controller or street lamp is selected or directly searched on figure to select street lamp, then select the street lamp place passage and
Brightness value, realizes the brightness of street lamp selected by manual configuration.
Further, the single-lamp controller is placed in the manhole of lamp stand, and the dimmer is arranged on the lamp holder of street lamp
Place.
Beneficial effects of the present invention are as follows：
1st, power line carrier, PLC is adopted between single-lamp controller and Centralized Controller, remotely control and active reporting side is supported
Formula, communicates more stable；
2nd, single-lamp controller enters line side and dimmer outgoing line side distinguishes an integrated high frequency band elimination filter, can avoid outer
The interference of boundary's carrier signal, while absorb the carrier signal that gives off of road lamp power supply, intercepted single-lamp controller and dimmer it
Between light modulation carrier signal it is anti-interference so that form the independent carrier channel of closing between single-lamp controller and dimmer
Property is strong；
3rd, single-lamp controller can judge whether lamp holder breaks down with reference to the working condition of current street lamp, and by failure
Report Centralized Controller, feeds back main station system, consequently facilitating user understands in time field condition and processed by Centralized Controller；
4th, main station system automatically generates or changes control strategy according to street lamp place longitude and latitude and weather condition, can be preferably
Street lamp brightness is controlled according to practical situation, energy-conservation is realized；
5th, by adopting the 0 ~ 10v signal output methods with feedback regulation, direct current signal can be caused linearly to export, more
Plus control street lamp brightness exactly；
6th, user manually configures control strategy, can according to demand realize the brilliance control to selected street lamp, operation
It is convenient direct；
7th, single-lamp controller is arranged on manhole, while being arranged on the lamp holder of street lamp from the dimmer of small size, it is ensured that
The measuring accuracy of single-lamp controller, it is convenient to install and safeguard simple, ASK modulation methods are adopted between single-lamp controller and dimmer
The carrier communication of formula, so need not extra cloth light modulation line again so that design of road lamp and production cost are substantially reduced, and save money
Source and labour.
Description of the drawings
With reference to the accompanying drawings in conjunction with the embodiments the present invention is further illustrated.
Fig. 1 is the connection diagram of present system.
Fig. 2 demodulates schematic diagram for the carrier modulation of the embodiment of present system one.
Fig. 3 is the closing carrier communication schematic diagram of the embodiment of present system one.
Specific embodiment
Fig. 1 is referred to, the present invention, a kind of street lamp control system, including：
Main station system：Control strategy is sent to by Centralized Controller by network, the control strategy is that main station system sets
The fixed corresponding brightness of the daily different time points of each street lamp；
Centralized Controller：For receiving and store after control strategy, according to different daily to each street lamp in control strategy
The setting of time point brightness, in corresponding time point by power carrier mode（It is for instance possible to use the power carrier side of BFSK
Formula）Send different intensity control commands to the one-to-one single-lamp controller of each street lamp in；In single-lamp controller and concentration
Communicated using power carrier mode between controller, support remotely control and active reporting, communicated more stable；
Single-lamp controller：Enter the integrated first high frequency band elimination filter of line side in each single-lamp controller, described
One high frequency band elimination filter is in single-lamp controller and enters between line side to be formed an obstruct so that extraneous carrier signal cannot pass through
First high frequency band elimination filter interferes with the communication between single-lamp controller and dimmer；Each single-lamp controller receives corresponding bright
Degree control command is simultaneously parsed, and the light modulation digital signal for obtaining is adopted into ASK（Amplitude shift keying）Mode is modulated into light modulation carrier wave
It is coupled to after signal on electric lines of force and is transferred to corresponding dimmer；ASK modulation methods are adopted between single-lamp controller and dimmer
The carrier communication of formula, it is not necessary to extra cloth light modulation line, save resources and labour；
Dimmer：The integrated second high frequency band elimination filter of the outgoing line side of each dimmer, the second high frequency band resistance
Wave filter is reversely absorbed to the carrier signal that road lamp power supply gives off, at the same also intercepted single-lamp controller and dimmer it
Between light modulation carrier signal, the first high frequency band elimination filter with reference to described in step 30, two high frequency band elimination filters make jointly
Do not disturbed by extraneous carrier signal with the communication caused between single-lamp controller and dimmer, so as in single-lamp controller and tune
One is formed between light device and closes independent carrier channel；Each dimmer receives light modulation carrier signal and is demodulated and is reduced into tune
Light digital signal, then the output of road lamp power supply is driven by exporting 0 ~ 10V signals, so as to control the bright of correspondence street lamp
Degree.
Each single-lamp controller judges road by the electrical quantity of the metering correspondence street lamp working condition current to obtain street lamp
Whether lamp there is exception：If there are abnormal conditions in street lamp（The abnormal conditions, including phase shortage, cutout, fuse failure etc.）, then
Corresponding single-lamp controller can timely active reporting Centralized Controller, Centralized Controller feeds back to system of main website by GPRS modes again
The abnormal information for feeding back is shown to user and is processed by system, main station system；If there is not abnormal conditions, phase in street lamp
The single-lamp controller answered will return the normal work information of street lamp（The normal work information includes brightness case, electricity consumption situation
Deng）To Centralized Controller, Centralized Controller feeds back to again main station system and is shown to user to be checked, so can be in order to user
Field condition is understood in time and is processed.
The control strategy is that user passes through main station system manual configuration, or by main station system according to street lamp place longitude and latitude
What degree and weather condition were automatically generated；If control strategy changes, main station system can resend control strategy to concentration
Controller, if control strategy does not change, Centralized Controller will continue to perform operation according to the control strategy of the previous day, so
Preferably street lamp brightness can be controlled according to practical situation, realize energy-conservation.
The single-lamp controller is fixed with first passage and second channel：If only one of which street lamp on a lamp stand,
Acquiescence connection first passage；If there are multiple street lamps on a lamp stand, artificially it is divided into two groups of street lamps, two groups of street lamps are right respectively
First passage and second channel should be connected（I.e. one group street lamp correspondence connects one of passage）.
0 ~ 10V signals with feedback regulation are：After pwm signal output, direct current signal is first rectified into, then by amplifier
Direct current signal is amplified into output, while the direct current signal to amplifying output carries out sampling obtains sampled signal, MCU is according to adopting
The dutycycle of sample signal value constantly regulate pwm signal, so that direct current signal is linearly exported and need not be corrected, more
Plus control street lamp brightness exactly.
The user by main station system manual configuration control strategy, be user main station system by selecting on map or
Person directly searches the numbering of single-lamp controller or street lamp to select street lamp, then selects the street lamp place passage and brightness value, real
The brightness of street lamp selected by existing manual configuration, so can according to demand realize the brilliance control to selected street lamp, easy to operate straight
Connect.
The single-lamp controller is placed in the manhole of lamp stand, and the dimmer is arranged at the lamp holder of street lamp, it is ensured that
The measuring accuracy of single-lamp controller, while convenient install and safeguard simple.
For example, the multiple street lamps on a lamp stand are divided into into two groups, one group is track street lamp, and one group is footpath street lamp, if
Put first passage connection track street lamp on the corresponding single-lamp controller of the lamp stand, second channel connection footpath street lamp.If user
Realize manually the footpath street lamp brightness on the lamp stand being transferred to into 80%, then map can be passed through first on main station system
The numbering or the footpath street lamp of upper selection or direct search single-lamp controller numbers to select street lamp, then selects second to lead to
Road and brightness value, finally issue the intensity control command for manually setting by main station system.Centralized Controller received and turn after order
The light modulation value to second channel on target single-lamp controller is sent out, the single-lamp controller receives and light modulation value is passed through into electric power after order
The mode of carrier wave is coupled to second channel, then the corresponding dimmer of footpath street lamp of second channel connection is received after order
Dimming operation is carried out, and the track street lamp of first passage connection confiscates order, then do not perform Dimming operation.
To reduce communication distance, the reliability of communication channel is improved, simple ASK is adopted between single-lamp controller and dimmer
The carrier communication of modulation system, mid frequency selects 440KHz, and modem procedue is as shown in Figure 2：The MCU of single-lamp controller is first
Digital signal modulated will first be dimmed into light modulation carrier signal, being then output to amplifying circuit is carried out after signal amplification, by coupling electricity
Road is coupled in electric lines of force, then is carried out Jing shaping circuits after frequency-selective filtering by frequency selection circuit and be processed into light modulation digital signal, most
Light modulation digital signal is input to afterwards the MCU comparator input terminals of dimmer：MCU control AD outputs are electric as the comparison of comparator
It is flat, obtain reliable comparative level by adjusting AD outputs so that in the case where supply line's signal of communication is undesirable still
Reliable communication efficiency, the comparative result that MCU passes through acquisition comparator can be so kept to judge to come with reference to the time to each bit
Demodulating data position, this just completes a dim signal transmission and the process for receiving.
As shown in figure 3, by taking a single-lamp controller and corresponding dimmer as an example, the MCU of single-lamp controller is up logical
After letter unit receives intensity control command and parsed, by the light modulation digital signal for obtaining（In position such as figureInstitute
Show, in waveform such as figure shown in A）Light modulation carrier signal is modulated into by carrier modulation unit Jing ASK（In position such as figureInstitute
Show, in waveform such as figure shown in B）Afterwards, it is coupled in supply line and is transmitted.What simultaneously single-lamp controller entered in line side is first high
To external world carrier signal is absorbed frequency band elimination filter, and is prevented to dim carrier signal and be radiated single-lamp controller and enter line side
Outward, light modulation carrier signal is limited in the supply line between single-lamp controller and street lamp, so being denoted as in figure's
Without light modulation carrier signal at position.The carrier modulation unit of dimmer is received and is demodulated after light modulation carrier signal, is reduced into
Light modulation digital signal（In position such as figureIt is shown, in waveform such as figure shown in C）, then sent out by the MCU dimming units of dimmer
0 ~ 10V the signals gone out Jing after feedback regulation realize light modulation driving the output of road lamp power supply.Simultaneously on dimmer outgoing line side
The second high frequency band elimination filter the carrier signal that road lamp power supply gives off is absorbed, both prevented dim carrier signal it is outside
Radiation, is also prevented from road lamp power supply and exchanges the interference of optical carrier, so being denoted as in figurePosition at also without light modulation carry
Ripple signal.
In a system of the invention, single-lamp controller is separated with dimmer, single-lamp controller is arranged on manhole, while choosing
The lamp holder of street lamp is arranged on the dimmer of small size, it is ensured that the measuring accuracy of single-lamp controller, it is convenient to install and safeguard letter
It is single, using the carrier communication of ASK modulation mode between single-lamp controller and dimmer, extra cloth light modulation line is not so needed, make
Design of road lamp and production cost are substantially reduced, save resources and labour.The present invention by design single-lamp controller and dimmer it
Between form the independent channel of closing carrier wave so that light modulation transmission channel between different lamp stands is independent mutually, do not interfere with each other, and realizes
Difference control to street lamp brightness.
Although the foregoing describing the specific embodiment of the present invention, those familiar with the art should manage
Solution, the specific embodiment described by us is merely exemplary, rather than for the restriction to the scope of the present invention, is familiar with this
The technical staff in field should be covered the present invention's in the equivalent modification and change made according to the spirit of the present invention
In scope of the claimed protection.
Claims (6)
1. a kind of street lamp control system, it is characterised in that：The system includes main station system, Centralized Controller, single-lamp controller
And dimmer, main station system and Centralized Controller carry out information exchange by network, and Centralized Controller is by power carrier mode
Information exchange is carried out with multiple single-lamp controllers, it is logical using closed carrier wave between each single-lamp controller and corresponding dimmer
Letter, the single-lamp controller is placed in the manhole of lamp stand, and the dimmer is arranged at the lamp holder of street lamp：
The main station system：Control strategy is sent to by Centralized Controller by network, the control strategy is that main station system sets
The fixed corresponding brightness of the daily different time points of each street lamp；
The Centralized Controller：For receiving and store after control strategy, according to different daily to each street lamp in control strategy
The setting of time point brightness, corresponding time point by power carrier mode send different intensity control commands to each street lamp
In one-to-one single-lamp controller；
The single-lamp controller：Enter the integrated first high frequency band elimination filter of line side in each single-lamp controller, described
One high frequency band elimination filter is in single-lamp controller and enters between line side to be formed an obstruct so that extraneous carrier signal cannot pass through
First high frequency band elimination filter interferes with the communication between single-lamp controller and dimmer；Each single-lamp controller receives corresponding bright
Degree control command is simultaneously parsed, and the light modulation digital signal for obtaining is modulated into into light modulation carrier signal using ASK modes；
The dimmer：The integrated second high frequency band elimination filter of the outgoing line side of each dimmer, the second high frequency band resistance
Wave filter is reversely absorbed to the carrier signal that road lamp power supply gives off, at the same also intercepted single-lamp controller and dimmer it
Between light modulation carrier signal, the first high frequency band elimination filter and the second high frequency band elimination filter collective effect cause single lamp control
Communication between device processed and dimmer is not disturbed by extraneous carrier signal, so as to be formed between single-lamp controller and dimmer
One is closed independent carrier channel；Each dimmer receives light modulation carrier signal and is demodulated and is reduced into light modulation digital signal
Afterwards, then by exporting the 0 ~ 10V signals with feedback regulation the output of road lamp power supply is driven, so as to control correspondence street lamp
Brightness.
2. a kind of street lamp control system according to claim 1, it is characterised in that：Each single-lamp controller is right by measuring
The working condition for answering the electrical quantity of street lamp current to obtain street lamp, judges whether street lamp exception occurs：If there are abnormal feelings in street lamp
Condition, then corresponding single-lamp controller can timely active reporting Centralized Controller, Centralized Controller fed back to again by GPRS modes
The abnormal information for feeding back is shown to user and is processed by main station system, main station system；If there are not abnormal feelings in street lamp
Condition, then corresponding single-lamp controller will return street lamp normal work information to Centralized Controller, Centralized Controller feeds back to again
Main station system is shown to user and is checked.
3. a kind of street lamp control system according to claim 1, it is characterised in that：The control strategy is user by master
System of standing manual configuration, or automatically generated according to street lamp place longitude and latitude and weather condition by main station system；If control plan
Slightly change, then main station system can resend control strategy to Centralized Controller, if control strategy does not change, concentrate
Controller will continue to perform operation according to the control strategy of the previous day.
4. a kind of street lamp control system according to claim 1, it is characterised in that：The single-lamp controller is fixed with
One passage and second channel：If only one of which street lamp on a lamp stand, acquiescence connection first passage；If having multiple on a lamp stand
Several street lamps, then be divided into two groups of street lamps by a plurality of street lamps, and two groups of street lamps are connected respectively first passage and
Two passages.
5. a kind of street lamp control system according to claim 1, it is characterised in that：The letters of 0 ~ 10V with feedback regulation
Number it is：After pwm signal output, direct current signal is first rectified into, then direct current signal is amplified by output by amplifier, while to putting
The direct current signal of big output carries out sampling and obtains sampled signal, finally according to the duty of sampled signal values constantly regulate pwm signal
Than so that direct current signal is linearly exported and need not be corrected.
6. a kind of street lamp control system according to claim 3, it is characterised in that：The user is manual by main station system
Configuration control strategy is user main station system by single-lamp controller or street lamp numbering are selected or directly searched on map come
Selected street lamp, then selects the street lamp place passage and brightness value, realizes the brightness of street lamp selected by manual configuration.
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| CN201410618687.5A CN104363678B (en) | 2014-11-06 | 2014-11-06 | Street lamp control system |
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|---|---|---|---|
| CN201410618687.5A CN104363678B (en) | 2014-11-06 | 2014-11-06 | Street lamp control system |
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| CN104363678A CN104363678A (en) | 2015-02-18 |
| CN104363678B true CN104363678B (en) | 2017-04-12 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104768294A (en) * | 2015-03-27 | 2015-07-08 | 国家电网公司 | Substation illuminating system |
| CN105338707B (en) * | 2015-11-17 | 2018-03-06 | 深圳市沛城电子科技有限公司 | Method for controlling street lamps, apparatus and system |
| CN105578692A (en) * | 2016-02-25 | 2016-05-11 | 南京思飞捷软件科技有限公司 | Light regulation method for transmitting PWM signal to control LED through power line carrier technology |
| CN111417243A (en) * | 2020-04-07 | 2020-07-14 | 深圳市睿智物联科技有限公司 | Single lamp control application method for smart city light decoration |
| CN113660754A (en) * | 2021-08-26 | 2021-11-16 | 广州名至照明发展有限公司 | Light control system for urban road lighting engineering based on ambient light source |
| CN114863887B (en) * | 2022-07-06 | 2022-11-01 | 北京显芯科技有限公司 | Dimming device, method, system and storage medium |
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