A kind of solar street light intelligence control system
Technical field
The invention belongs to street lamp technology fields, more particularly to a kind of solar street light intelligence control system.
Background technique
City street lamp is that a city is necessary mating, facilitates people's night trip, also guarantees that pedestrian and Vehicular night go out
Row safety, while being also the beautiful scenery in one of city, but the street lamp electricity of one, city consumption at night is also phase
When considerable, if only powered using existing power grid, use cost is very high, this problem is anxious to be resolved.And solar energy can
To say being inexhaustible, nexhaustible.The sun is maximum celestial body in the entire solar system, and the energy that it is discharged is to maintain the earth
The most important energy source of life.Solar battery is a kind of photoelectric subassembly of energy conversion, it after being irradiated via sunlight,
The energy of light can be converted to electric energy, if for street lamp power supply, road lamp power supply, can be can solve the above problem with solar battery.
In addition, traditional street lamp generally uses central controlled mode, a controller is only installed on gateway.Usually into
The operations such as row control road lamp switch, adjusting brightness will pass through gateway, once gateway goes wrong or suspension, street lamp will be uncontrolled
System, more street lamps are commonplace the phenomenon that there is " striving brightness with day " daytime, and the energy is caused largely to waste.And street lamp goes wrong
When, it can not find in time, need manually to go inspection, waste a large amount of manpowers, at high cost, reliability is low.
Summary of the invention
Present invention aims in order to solve the above problem and provide it is a kind of can with the state of remote real-time monitoring street lamp and
The information such as local environment situation find failure, the efficiency of management and high reliablity in time, save a large amount of manpowers, are supplied using solar energy
Electricity saves energy consumption, solar street light intelligence control system at low cost
For this purpose, the invention discloses a kind of solar street light intelligence control system, including several street lamps, Centralized Controller and
Remote control center, the street lamp are equipped with the first 2.4G radio receiving transmitting module, dyestuff quick magnificent solar battery, control module and fill
Discharging management circuit, the Centralized Controller are equipped with the 2nd 2.4G radio receiving transmitting module and cellular network communication module, the dyestuff
Quick China's solar battery is that road lamp system is powered by management of charging and discharging circuit, the management of charging and discharging circuit and the first 2.4G without
Line transceiver module is connect with control module respectively, and the street lamp and Centralized Controller pass through the first 2.4G radio receiving transmitting module and the
Two 2.4G radio receiving transmitting modules carry out wireless communication connection, and the Centralized Controller passes through in nest Network Communication module and long-range control
The heart communicates to connect, and communicates wirelessly to each other connection by the first 2.4G radio receiving transmitting module between the street lamp.
Further, the cellular network communication module is GPRS communication module.
Further, the street lamp is additionally provided with environmental information sensor and soil monitoring sensor, and shown environmental information passes
Sensor and soil monitoring sensor are connect with control module respectively.
Further, the management of charging and discharging circuit include super capacitance cell, battery, the first decompression converting circuit,
Second decompression converting circuit, the first voltage regulator circuit, the second voltage regulator circuit, first voltage detection circuit, second voltage detection circuit
And current detection circuit, the input of first decompression converting circuit terminate battery, output end connects control module, first respectively
The power end of 2.4G radio receiving transmitting module and the second decompression converting circuit, the output end of the dye-sensitized solar cells and super
The input/output terminal connection of grade capacitor batteries, while being connect by the first voltage regulator circuit with battery, the super capacitance cell
Equipped with charge-discharge control circuit, the charge-discharge control circuit is connect with control module, and the charge-discharge control circuit control is super
Grade capacitor batteries charge when voltage is lower than setting value, the electric discharge when voltage reaches setting value, the control of first voltage regulator circuit
First control output end of system input termination control module, the of the state feedback termination control module of first voltage regulator circuit
One control signal, the battery connect load by the second voltage regulator circuit, and the control signal of second voltage regulator circuit connects
Second control output end of control module, the control module pass through first voltage detection circuit and second voltage detection electricity respectively
The voltage of battery and dye-sensitized solar cells is detected on road, and the control module is steady by current detection circuit detection second
The size of current of volt circuit output, the dye-sensitized solar cells are control module confession by the second decompression converting circuit
Electricity.
Further, the control module is made of model STM8 chip and its peripheral circuit.
Further, second decompression converting circuit includes the dual operational amplifier U2-A of model LM258, described double
The negative terminal of the homophase input termination dye-sensitized solar cells of operational amplifier U2-A, the electricity of the dual operational amplifier U2-A
Source connects the output end of the first decompression converting circuit, and the reverse input end of the dual operational amplifier U2-A is connect by resistance R25
Ground, while its output end is connect by capacitor C2 and resistance R26 in parallel, the output of the dual operational amplifier U2-A terminates control
The current input terminal of module.
Further, the current detection circuit includes the dual operational amplifier U2-B of model LM258, double operations
The homophase input of amplifier U2-B terminates the negative terminal of the second reduction voltage circuit output end, and the dual operational amplifier U2-B's is reversed defeated
Enter end to be grounded by resistance R17, while its output end, the dual operational amplifier are connect by capacitor C1 and resistance R18 in parallel
The current sense input of the output termination control module of U2-B, while series resistance R30 and R28 connect the output of the second reduction voltage circuit
The anode at end, the node between resistance R30 and R28 are grounded by resistance R29.
Further, first voltage regulator circuit includes triode Q1, Q11, Q9 and Q5, field-effect tube Q3 and Q2, pressure stabilizing
The base stage of diode DZ2 and inductance L1, the triode Q1 connect the first control output end of control module, the collection of triode Q1
Electrode connects one end of the output end SOLAR and super capacitance cell CE1 of dye-sensitized solar cells by resistance R3, connects simultaneously
The collector of triode Q9 and the source electrode of field-effect tube Q3, the other end ground connection of super capacitance cell CE1, triode Q1 and Q11
Emitter ground connection, the base stage of triode Q11 connects the collector of triode Q1, and the collector series resistance R32 of triode Q11 connects
The source electrode of field-effect tube Q3, the base stage of triode Q9 connect the collector of triode Q11, and the emitter of triode Q9 connects field-effect tube
The grid of Q3, while forward direction series diode D8 meets the collector of triode Q9, the positive termination triode Q9 of zener diode DZ2
Collector, negative terminal connects the emitter of triode Q9, and the drain series inductance L1 of field-effect tube Q3 connects the drain electrode of field-effect tube Q2,
The source electrode of field-effect tube Q2 connects the anode of battery, and the grid of the negativing ending grounding of battery, field-effect tube Q2 is sequentially connected in series resistance
R21 and triode Q5 ground connection, the base stage of triode Q5 connect the first control signal of control module.
Further, second voltage regulator circuit includes triode Q12, Q10 and Q14, field-effect tube Q4 and Q13, pressure stabilizing
The base stage of diode DZ3 and DZ1 and inductance L2, the triode Q12 connect the second control output end of control module, triode
The collector of Q12 meets the anode BAT+ of battery by resistance R4, while connecing the collector and field-effect tube Q4 of triode Q10
Source electrode, the emitter ground connection of triode Q12, the base stage of triode Q10 connect the collector of triode Q12, the transmitting of triode Q10
Pole connects the grid of field-effect tube Q4, while forward direction series diode D9 connects the collector and triode Q14 of triode Q12 respectively
Base stage, the collector of the positive termination triode Q10 of zener diode DZ3, negative terminal connect the emitter of triode Q10, field-effect tube
The drain series inductance L2 and diode D6 of Q4 connect the anode VOLOUT+ of load, the negative terminal VOLOUT- ground connection of load, triode
The base series resistor R2 of Q14 connects on the node between inductance L1 and diode D6, and the collector of triode Q14 connects in inductance
On node between L1 and diode D6, the emitter of triode Q14 connects the grid of field-effect tube Q13, while positive series connection two
Pole pipe D5 connects the base stage of triode Q14, and the source electrode of field-effect tube Q13 connects on the node between inductance L1 and diode D6, field
The grounded drain of effect pipe Q13, the collector of the positive termination triode Q14 of zener diode DZ1, negative terminal connect triode Q14's
Emitter.
Further, the first 2.4G radio receiving transmitting module is made of the chip of model PL1167.
Advantageous effects of the invention:
The present invention can carry out real-time management, distributed AC servo system for each street lamp.Not only street lamp situation, installation site,
The information such as power consumption situation, ambient conditions are very clear, when street lamp break down when system can also give notice automatically, administrator and
When send someone to repair, the situation for the manual inspection of changing over, i.e. saving human cost, and improve the efficiency of management and reliable
Property, using solar cell for supplying power, energy consumption is saved, it is at low cost.
Detailed description of the invention
Fig. 1 is the structural block diagram of the embodiment of the present invention;
Fig. 2 is the first 2.4G radio receiving transmitting module of the embodiment of the present invention and the physical circuit principle of management of charging and discharging circuit
Figure.
Specific embodiment
Now in conjunction with the drawings and specific embodiments, the present invention is further described.
As shown in Figure 1, a kind of solar street light intelligence control system, including several street lamps 3, Centralized Controller 2 and long-range
Control centre 1, the street lamp 3 are equipped with the first 2.4G radio receiving transmitting module 31, dyestuff quick magnificent solar battery, control module and fill
Discharging management circuit (not shown), the Centralized Controller 2 are equipped with the 2nd 2.4G radio receiving transmitting module 22 and cellular network
Believe module 21, the quick magnificent solar battery of the dyestuff is 3 system power supply of street lamp, the charge and discharge fulgurite by management of charging and discharging circuit
Reason circuit and the first 2.4G radio receiving transmitting module 31 connects with control module respectively, and the street lamp 3 and Centralized Controller 2 pass through the
One 2.4G radio receiving transmitting module 31 and the 2nd 2.4G radio receiving transmitting module 21 carry out wireless communication connection, the Centralized Controller 2
It is communicated to connect by nest Network Communication module 22 and remote control center 1, passes through the first 2.4G wireless receiving and dispatching mould between the street lamp 3
Block 31 communicates wirelessly to each other connection.
In this specific embodiment, cellular network communication module 21 is preferably GPRS communication module, certainly, in other embodiments
In, it is also possible to other cellular network communication modules such as GPS.Remote control center 1 includes but is not limited to that mobile terminal such as hand is mechanical, electrical
Brain etc. and cloud control platform.
As shown in Fig. 2, the control module is by model STM8 chip U1 and its peripheral circuit group in this specific embodiment
At the first 2.4G radio receiving transmitting module 31 is made of the chip U4 of model PL1167.11 feet of chip U4 connect 3.3V electricity
Source, chip U4 and STM8 chip U1 are communicated to connect, and STM8 chip U1 is communicated by chip U4 with extraneous terminal.
The management of charging and discharging circuit includes super capacitance cell, battery, the first decompression converting circuit, the second decompression turn
Change circuit, the first voltage regulator circuit, the second voltage regulator circuit, first voltage detection circuit, second voltage detection circuit and current detecting
Circuit,
First decompression converting circuit is made of model MC34063 chip U3 and its peripheral circuit, by battery
Voltage step-down is converted to 3.3V voltage and exports, respectively STM8 chip U1, chip U4 and the power supply of the second decompression converting circuit.
The first voltage detection circuit includes resistance R11, R12 and R13, and resistance R11 and R12 series connection are followed by battery
Anode BAT+ and ground between, the node series resistance R13 between resistance R11 and R12 connects the end PD5 of STM8 chip U1, resistance
The intermediate node series capacitance CE5 at the end PD5 of R13 and STM8 chip U1 is grounded.For detecting battery voltage situation.
The second voltage detection circuit includes resistance R10, R86 and R87, and resistance R10 and R86 series connection are followed by quick in dyestuff
Between the anode SOLAR and ground for changing solar battery, the node series resistance R87 between resistance R10 and R86 meets STM8 chip U1
The end PD6, the end PD6 of resistance R87 and STM8 chip U1 intermediate node series capacitance CE12 ground connection.For detecting dye sensitization too
The voltage condition of positive energy battery.
Second decompression converting circuit includes the dual operational amplifier U2-A of model LM258, double operation amplifiers
The negative terminal BAT- (i.e. the negative terminal of dye-sensitized solar cells) of the homophase input termination battery of device U2-A, double operations are put
The power supply of big device U2-A terminates 3.3V power supply (i.e. the output end of the first decompression converting circuit), the dual operational amplifier U2-A's
Reverse input end is grounded by resistance R25, while connecing its output end, double operations by capacitor C2 and resistance R26 in parallel
The output end series resistance R27 of amplifier U2-A connects the end PD2 (current input terminal) of STM8 chip U1.Dye sensitization of solar electricity
Pond is STM8 chip U1 power supply by the second decompression converting circuit.
The current detection circuit includes the dual operational amplifier U2-B, the dual operational amplifier U2- of model LM258
The homophase input of B terminates the negative terminal VOLOUT- of the second reduction voltage circuit output end, the reversed input of the dual operational amplifier U2-B
End is grounded by resistance R17, while meeting its output end, the dual operational amplifier U2- by capacitor C1 and resistance R18 in parallel
The output end series resistance R23 of B connects the end PD3 (current sense input) of STM8 chip U1, STM8 chip U1 more than resistance R23
Node series resistance R30 and R28 between the end PD3 meet the anode VOLOUT+, resistance R30 and R28 of the second reduction voltage circuit output end
Between node be grounded by resistance R29.For detecting the size of current for being output to LED load.
First voltage regulator circuit includes triode Q1, Q11, Q9 and Q5, field-effect tube Q3 and Q2, zener diode DZ2
And inductance L1, the base stage of the triode Q1 connect the end PC4 (the first control output end) of STM8 chip U1, the collection of triode Q1
Electrode connects one end of the anode SOLAR and super capacitance cell CE1 of dye-sensitized solar cells by resistance R3, while connecing three
The collector of pole pipe Q9 and the source electrode of field-effect tube Q3, the other end ground connection of super capacitance cell CE1, the super capacitance cell
CE1 is equipped with charge-discharge control circuit, and the charge-discharge control circuit control super capacitance cell CE1 is when voltage is lower than setting value
Charging, when voltage reaches setting value, (in this specific embodiment, charge-discharge control circuit is using existing circuit come real for electric discharge
Existing, this is that those skilled in the art can realize that this is no longer described in detail easily), the emitter ground connection of triode Q1 and Q11, three
The base stage of pole pipe Q11 connects the collector of triode Q1, and the collector series resistance R32 of triode Q11 connects the source of field-effect tube Q3
Pole, the base stage of triode Q9 connect the collector of triode Q11, and the emitter of triode Q9 connects the grid of field-effect tube Q3, simultaneously
Positive series diode D8 connects the collector of triode Q9, the collector of the positive termination triode Q9 of zener diode DZ2, negative terminal
The emitter of triode Q9 is connect, the drain series inductance L1 of field-effect tube Q3 connects the drain electrode of field-effect tube Q2, while differential concatenation
Diode D1 ground connection, the source electrode of field-effect tube Q2 meet the anode BAT+ of battery, the positive termination field-effect tube Q2's of diode D10
Source electrode, the negative terminal of diode D10 connect the drain electrode of field-effect tube Q2, the negative terminal BAT- series resistance R6 ground connection of battery, field-effect
The grid of pipe Q2 is sequentially connected in series resistance R21 and triode Q5 ground connection, and the base stage of triode Q5 connects the end SWIM (the of STM8 chip U1
One control signal).
Second voltage regulator circuit includes triode Q12, Q10 and Q14, field-effect tube Q4 and Q13, zener diode DZ3
With DZ1 and inductance L2, the base stage of the triode Q12 connects the end PC3 (the second control output end) of STM8 chip U1, triode
The collector of Q12 meets the anode BAT+ of battery by resistance R4, while connecing the collector and field-effect tube Q4 of triode Q10
Source electrode, the emitter ground connection of triode Q12, the base stage of triode Q10 connect the collector of triode Q12, the transmitting of triode Q10
Pole connects the grid of field-effect tube Q4, while forward direction series diode D9 connects the collector and triode Q14 of triode Q12 respectively
Base stage, the collector of the positive termination triode Q10 of zener diode DZ3, negative terminal connect the emitter of triode Q10, field-effect tube
The drain series inductance L2 and diode D6 of Q4 meet the anode VOLOUT+ of load, while differential concatenation diode D4 is grounded, load
Negative terminal VOLOUT- series resistance R19 ground connection, the base series resistor R2 of triode Q14 connect inductance L1 and diode D6 it
Between node on, the collector of triode Q14 connects on the node between inductance L1 and diode D6, the transmitting of triode Q14
Pole connects the grid of field-effect tube Q13, while forward direction series diode D5 connects the base stage of triode Q14, the source electrode of field-effect tube Q13
It connects on the node between inductance L1 and diode D6, the grounded drain of field-effect tube Q13, the positive termination of zener diode DZ1
The collector of triode Q14, negative terminal connect the emitter of triode Q14.
Wherein, field-effect tube Q3, Q2, Q4 and Q13 model AO4407, inductance L1 and L2 model VE1054.
Further, the street lamp 3 is additionally provided with environmental information sensor and soil monitoring sensor (not shown), institute
It states environmental information sensor and soil monitoring sensor is connect with control module respectively, environmental information sensor includes but is not limited to
Temperature Humidity Sensor and PM2.5 sensor, for detecting the ambient conditions of 3 region of street lamp.
The quick magnificent solar battery of dyestuff is powered by each power unit that management of charging and discharging circuit is street lamp 3, and street lamp 3 is logical
It crosses the first 2.4G radio receiving transmitting module 31 and the 2nd 2.4G radio receiving transmitting module 21 is carried out wireless communication 3 state of street lamp (such as electricity
Pond state, LED state, solar charging electricity condition, fault message etc.), installation site, power consumption situation, the letter such as local environment situation
Breath is transferred to Centralized Controller 2, these information are passed to remote control center 1 by GPRS and carried out in real time by Centralized Controller 2
Monitoring, finds failure problems, and provide data foundation for smart city in time, and similarly, remote control center 1 sends control instruction
To Centralized Controller 2, then each street lamp 3 is sent to by Centralized Controller 2 and carries out real-time control.Street lamp 3 can also be by other
Street lamp 3 is communicated as repeater with Centralized Controller 2.Meanwhile simple control instruction can be written in the control module in advance, when
When there is suspension, street lamp can simply be controlled, high reliablity.
Although specifically showing and describing the present invention in conjunction with preferred embodiment, those skilled in the art should be bright
It is white, it is not departing from the spirit and scope of the present invention defined by the appended claims, it in the form and details can be right
The present invention makes a variety of changes, and is protection scope of the present invention.