CN208210395U - A kind of solar street light power testing system based on GSM - Google Patents
A kind of solar street light power testing system based on GSM Download PDFInfo
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- CN208210395U CN208210395U CN201820662945.3U CN201820662945U CN208210395U CN 208210395 U CN208210395 U CN 208210395U CN 201820662945 U CN201820662945 U CN 201820662945U CN 208210395 U CN208210395 U CN 208210395U
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- 238000012360 testing method Methods 0.000 title claims abstract description 18
- 238000001514 detection method Methods 0.000 claims abstract description 24
- 230000003321 amplification Effects 0.000 claims abstract description 22
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 22
- 230000005611 electricity Effects 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 238000006243 chemical reaction Methods 0.000 claims abstract description 7
- 238000007689 inspection Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000005070 sampling Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 238000012544 monitoring process Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000306 component Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 208000025274 Lightning injury Diseases 0.000 description 1
- 229910002056 binary alloy Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
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- 230000009977 dual effect Effects 0.000 description 1
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- 238000003912 environmental pollution Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000013083 solar photovoltaic technology Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses a kind of solar street light power testing system based on GSM, comprising the electric quantity detection apparatus being arranged on street lamp and power supply unit, the power supply unit includes solar cell module, solar controller, battery group, inverter；The electric energy detection device includes voltage acquisition module, current acquisition module, analog-to-digital conversion module, amplification circuit module, multiple signals switching module, ADE7878 electric energy chip, controller module, data transmission module, memory module, timing module, interface module and gsm module；The utility model is acquired the electricity data of district road lamp by voltage detecting and current detecting completion, when street lamp breaks down, the controller module of street lamp can send short message by gsm module and complete to supervise the state of charge of district road lamp to property management personnel, it is saved greatly manpower, quickly maintenance personal can be arranged to safeguard.
Description
Technical field
The utility model belongs to power energy monitoring and controlling field more particularly to a kind of solar street light electric power detection system based on GSM
System.
Background technique
As the expansion of society's electricity consumption capacity is realized various public by detecting various public electric appliance power informations in due course
Electric appliance power distribution automation and management automation, there is an urgent need to electric power detection and with high-precision is sent to, multi-functional, intelligent direction is sent out
Exhibition.When traditional equipment deposits into row multichannel electricity parameter monitoring, the method for often using multiple electric quantity monitoring instruments distinguishes detection master
Circuit and branch electrical parameter, system complex are at high cost.Therefore, developing one kind and can carrying out multichannel power testing system is ten
Divide necessary.For this purpose, Three-Phase Digital Electric Instrument is by using embedded system, by the Integration ofTechnologies such as sampling, DSP, ARM one
It rises, realizes multi tariff, the measurement display of many kinds of parameters, rich interface, the digital electric meter for being easy to extend.
As a kind of emerging green energy resource, solar energy has the characteristics that inexhaustible, nexhaustible, clean and safe, is
Ideal renewable energy.And an important component of the solar photovoltaic technology as Solar use, it is considered
It is a kind of current most potential generation technology.The research of solar photovoltaic generation system subtracts alleviating energy crisis
Few environmental pollution and greenhouse effects have great importance.
Utility model content
Technical problem to be solved in the utility model be for background technique deficiency provide it is a kind of based on GSM too
Positive energy streetlight power testing system quickly can arrange maintenance personal to tie up by the long-range monitoring and alarm of monitor terminal
Shield.
The utility model uses following technical scheme to solve above-mentioned technical problem:
A kind of solar street light power testing system based on GSM, comprising the electric quantity detection apparatus that is arranged on street lamp and
Power supply unit, the power supply unit include solar cell module, solar controller, battery group, inverter；The sun
Energy battery component connects battery group by solar controller, needed for the battery group is connect for providing street lamp with street lamp
Electric energy, the solar controller connects electric quantity detection apparatus by inverter, for providing electric energy needed for electric quantity detection apparatus；
The electric energy detection device includes voltage acquisition module, current acquisition module, analog-to-digital conversion module, amplification circuit module, multichannel
Signal switching module, ADE7878 electric energy chip, controller module, data transmission module, memory module, timing module, interface
Module and gsm module；The voltage acquisition module, current acquisition module successively pass through analog-to-digital conversion module, amplifying circuit respectively
Module, multiple signals switching module, ADE7878 electric energy chip connect controller module, the data transmission module, memory mould
Block, timing module, interface module and gsm module are connect with controller module respectively.
As a kind of further preferred scheme of the solar street light power testing system based on GSM of the utility model, institute
Solar controller is stated comprising single-chip microcontroller and solar array voltage acquisition module connected to it, battery voltage are adopted respectively
Egf block, charge and discharge control module.
As a kind of further preferred scheme of the solar street light power testing system based on GSM of the utility model, institute
Stating amplification circuit module includes operational amplifier, and the anti-phase input foot of the operational amplifier connects signal amplification electricity through resistance R1
The homophase input foot of road input terminal, operational amplifier is grounded through resistance R2, and the control foot of operational amplifier is grounded through resistance R3, fortune
Calculate the output pin connection signal amplification circuit output end of amplifier, the output pin of operational amplifier and the Indirect Electro of anti-phase input foot
R4 is hindered, the positive supply foot of operational amplifier connects signal amplification circuit power positive end, and the negative supply foot of operational amplifier connects signal and puts
Big circuit power negative terminal.
As a kind of further preferred scheme of the solar street light power testing system based on GSM of the utility model, institute
The chip model for stating multiple signals switching module is CD4052/CC4052.
As a kind of further preferred scheme of the solar street light power testing system based on GSM of the utility model, institute
Controller module is stated using ATMEGA16 single-chip microcontroller as core processor.
As a kind of further preferred scheme of the solar street light power testing system based on GSM of the utility model, institute
Stating power supply unit also includes an anti-lightning strike unit, and the solar controller connects anti-lightning strike unit by inverter, for mentioning
For electric energy needed for anti-lightning strike unit.
The utility model compared with the prior art by using the above technical solution, has following technical effect that
1, the utility model is acquired the electricity data of district road lamp by voltage detecting and current detecting completion, when
Street lamp breaks down, and the controller module of street lamp can send short message to property management personnel's completion to cell road by gsm module
The state of charge of lamp is supervised, and manpower is saved greatly, and quickly maintenance personal can be arranged to safeguard；
2, the power supply unit of the utility model includes solar cell module, solar controller, battery group, inversion
Device；The solar cell module connects battery group by solar controller, and the battery group is connect with street lamp to be used for
Electric energy needed for providing street lamp, the solar controller connects electric quantity detection apparatus by inverter, for providing electric power detection
Electric energy needed for device, and solar controller includes single-chip microcontroller and solar array voltage connected to it acquires mould respectively
Block, battery voltage sampling module, charge and discharge control module, detect the parameters such as battery voltage, charging current, come real
Existing charge and discharge control, solar controller is stable, high reliablity, cost performance are high；
3, the utility model realizes the collecting work of multichannel electricity data with an ADE7878 electric energy chip, and each
In the specified sample range of electricity data, for precision up to 1%, circuit is simple, flexible in application, precision is high, low in cost；
4, the amplification circuit module of the utility model, simplifies circuit structure, saves outer connecting resistance, and structure is more simple
It is single, it uses more convenient.
Detailed description of the invention
Fig. 1 is the structure principle chart of the power supply unit of the utility model；
Fig. 2 is the structure principle chart of the utility model electric energy detection device；
Fig. 3 is the structure principle chart of the utility model solar controller；
Fig. 4 is the circuit diagram of the utility model electric energy detection device amplification circuit module.
Specific embodiment
The technical solution of the utility model is described in further detail with reference to the accompanying drawing:
The utility model relates to hardware module belong to existing functional hardware module, the principle of work and power, specific electricity
Road and connection application method belong to that well known to a person skilled in the art common technical knowledges；
A kind of solar street light power testing system based on GSM, comprising the electric quantity detection apparatus that is arranged on street lamp and
Power supply unit, as shown in Figure 1, the power supply unit includes solar cell module, solar controller, battery group, inversion
Device；The solar cell module connects battery group by solar controller, and the battery group is connect with street lamp to be used for
Electric energy needed for providing street lamp, the solar controller connects electric quantity detection apparatus by inverter, for providing electric power detection
Electric energy needed for device；The power supply unit also includes an anti-lightning strike unit, and the solar controller is connected anti-by inverter
Be struck by lightning unit, for electric energy needed for providing anti-lightning strike unit.
The power supply unit of the utility model includes solar cell module, solar controller, battery group, inverter；
The solar cell module connects battery group by solar controller, and the battery group is connect with street lamp for providing
Electric energy needed for street lamp, the solar controller connects electric quantity detection apparatus by inverter, for providing electric quantity detection apparatus
Required electric energy, and solar controller includes single-chip microcontroller and difference solar array voltage acquisition module connected to it, stores
Battery voltage sampling module, charge and discharge control module, detect the parameters such as battery voltage, charging current, fill to realize
Control of discharge, solar controller is stable, high reliablity, cost performance are high；
As shown in Fig. 2, the electric energy detection device include voltage acquisition module, current acquisition module, analog-to-digital conversion module,
Amplification circuit module, multiple signals switching module, ADE7878 electric energy chip, controller module, data transmission module, memory
Module, timing module, interface module and gsm module；The voltage acquisition module, current acquisition module successively pass through modulus respectively
Conversion module, amplification circuit module, multiple signals switching module, ADE7878 electric energy chip connect controller module, the data
Transmission module, memory module, timing module, interface module and gsm module are connect with controller module respectively.The multichannel letter
The chip model of number switching module is CD4052/CC4052, and the controller module is using ATMEGA16 single-chip microcontroller as core
Processor.
The utility model is acquired the electricity data of district road lamp by voltage detecting and current detecting completion, works as road
Lamp breaks down, and the controller module of street lamp can send short message to property management personnel's completion to district road lamp by gsm module
State of charge supervised, be saved greatly manpower, quickly maintenance personal can be arranged to safeguard.
As shown in figure 3, the solar controller includes single-chip microcontroller and difference solar array voltage connected to it
Acquisition module, battery voltage sampling module, charge and discharge control module.Solar Street Lighting System is the light using solar battery
Raw volta effect principle, solar battery on daytime absorb the certain electromotive force of solar energy photon energy production, pass through controller pair
Battery charges, and converts light energy into power storage, automatic in controller when battery is charged to a certain extent
System acting is protected, charge power supply is cut off.When to night or lower street lamp ambient light illumination, battery is by controller to illumination
Lamp power supply.When the electric energy stored by battery discharges, controller will control battery not by overdischarge, protect battery.Control
Device processed controls the power supply of battery, to the time of setting after cut off, guarantee the normal use of battery.Whole system also has
Limit load protection and lightning protection device, to protect the overload of system equipment to run and from lightning stroke, guarantee the safety of system equipment.
In Solar Street Lighting System, solar controller is the core component in entire road lamp system, it controls whole
A system is run with making its reasonably stability, its performance determines the performance quality of entire road lamp system to a certain extent.Control
The major function of device processed controls the charge and discharge of battery, prevents overcharge of a battery and deep charge.
As shown in figure 4, the amplification circuit module includes operational amplifier, the anti-phase input foot of the operational amplifier
Signal amplification circuit input terminal is connect through resistance R1, the homophase input foot of operational amplifier is grounded through resistance R2, operational amplifier
Control foot is grounded through resistance R3, the output pin connection signal amplification circuit output end of operational amplifier, the output of operational amplifier
The positive supply foot of the indirect resistance R4 of foot and anti-phase input foot, operational amplifier connect signal amplification circuit power positive end, and operation is put
The negative supply foot of big device connects signal amplification circuit power supply negative terminal.The amplification circuit module of the utility model, simplifies circuit structure,
Outer connecting resistance is saved, structure is relatively simple, uses more convenient.
Specific embodiment and selection model are as follows:
Wherein, ADE7878 electric energy chip is a high-precision, three phase electric energy measurement IC.ADE7878 is suitble to measure various three
Line, four lines two three phase arrangements are active and reactive and apparent energy, such as Y shape or triangle etc..Respectively mutually all have system calibration function
Can, i.e. virtual value offset correction, phase alignment and gain calibration.The output of CF1, CF2 and CF3 logic can provide many power letters
Breath: total/fundamental active/reactive power, total apparent energy or current effective value and.
ADE7878 has waveform sampling register, allows to access all ADC outputs.The device also provides power quality survey
Amount, such as: low pressure or high pressure detection, short high current variation, line voltage cycle measurement and phase voltage and electric current in short-term
Between angle etc..Using dual serial interface SPI and I2C, can be communicated with ADE7878, while specialized high-speed interface, high speed
Data acquisition port (HSDC) can be used cooperatively with I2C, to access ADC output and realtime power information.There are also two for the device
A interrupt requests pin/IRQ0 and/IRQ1, is used to refer to an enabled interrupt event and has occurred and that.
Voltage sample module is realized by the way of electric resistance partial pressure, is connected with big resistance and small resistance, is sampled small resistance two
Terminal voltage signal, such output end VA (VB, VC) export analog voltage of the range between 0~500 mV.Simulation electricity
Pressure signal is input in ADE7878.
The sensor of current sampling module uses current transformer, and primary side is directly actual measurement route, secondary side
Output is current signal (depending on specific output size of current is as needed), therefore current sample is real by the way of series resistance
It is existing, it is realized using two resistance series connection, ac voltage signal of the range between 0~500 mV available in this way.
When carrying out multichannel electricity signal acquisition, the simulation by switching 4052 access ADE7878 chips in due course is needed to believe
Number.
Controller module: the utility model uses ATMEGA16 single-chip microcontroller as core processor, and MEGA16 can be external
16MHz crystal oscillator can execute an instruction in unit clock, include RAM and EEPROM, and the ADC containing 10,8 channel.Substantially
It can achieve the requirement of this system data processing and control.
Multiple signals switching module: can acquire the electric current on 4 tunnels, power or single channel electric current using an electric energy chip, power,
Energy data realizes that the key of Multi-path electricity stream detection is to switch each road current signal access by CD4052/CC4052
ADE7878 chip.CD4052/CC4052 is 4 channel number word of a difference control analog switch, there is 2 binary system controls of A, B
Input terminal and INH input, have low conduction impedance and very low cut-off leakage current.These switching circuits are in entire power range
It is unrelated with the control logic state of signal with extremely low quiescent dissipation.Two binary input signals gate in 4 pairs of channels
One channel can connect the input to output.
When acquiring multichannel electric current, LPC2132 controls each tributary signal by CD4052 control terminal and accesses ADE7878 sampling
There is data setup time since ADE7878 chip interior has DSP algorithm principle in pin, therefore detect each branch current letter
Number turn-on time it is not too short, otherwise correct data does not have operation completion, and data error is larger.CD4052 is controlled in order to prevent
Signal wire interference phenomenon occurs, and control signal wire is connected pull-up resistor, influences small, reliable operation to handoff procedure in this way.
RS485 bus standard carries out data communication by the way of balance transmission and differential received, using between signal wire A, B
Voltage difference transmit data, belong to the signal transmission form of two-wire system.RS-485 bus is very convenient when interconnecting for multiple spot, can
To save many signal wires, composition distributed system can be interconnected using RS-485, allows 32 drivers and 32 at most in parallel
Platform receiver, but a driver job is only allowed to synchronization on same signal wire.
The circuit that this system uses, the collecting work of multichannel electricity data can be realized with an electric energy computation chip, and
And in the specified sample range of each electricity data, for precision up to 1%, circuit is simple, flexible in application, precision is high, low in cost.
System all technical has reached design requirement, reliable operation, and has come into operation, and has higher use value, to mistake
The exploitation of the systems such as range monitoring, data acquisition has reference.
Claims (6)
1. a kind of solar street light power testing system based on GSM, it is characterised in that: include the electricity inspection being arranged on street lamp
Device and power supply unit are surveyed, the power supply unit includes solar cell module, solar controller, battery group, inverter；
The solar cell module connects battery group by solar controller, and the battery group is connect with street lamp for providing
Electric energy needed for street lamp, the solar controller connects electric quantity detection apparatus by inverter, for providing electric quantity detection apparatus
Required electric energy；The electric quantity detection apparatus includes voltage acquisition module, current acquisition module, analog-to-digital conversion module, amplifying circuit
Module, multiple signals switching module, ADE7878 electric energy chip, controller module, data transmission module, memory module, timing
Module, interface module and gsm module；The voltage acquisition module, current acquisition module respectively successively by analog-to-digital conversion module,
Amplification circuit module, multiple signals switching module, ADE7878 electric energy chip connection controller module, the data transmission module,
Memory module, timing module, interface module and gsm module are connect with controller module respectively.
2. a kind of solar street light power testing system based on GSM according to claim 1, it is characterised in that: described
Solar controller includes single-chip microcontroller and solar array voltage acquisition module connected to it, battery voltage sample respectively
Module, charge and discharge control module.
3. a kind of solar street light power testing system based on GSM according to claim 1, it is characterised in that: described
Amplification circuit module includes operational amplifier, and the anti-phase input foot of the operational amplifier connects signal amplification circuit through resistance R1
The homophase input foot of input terminal, operational amplifier is grounded through resistance R2, and the control foot of operational amplifier is grounded through resistance R3, operation
The output pin connection signal amplification circuit output end of amplifier, the output pin of operational amplifier and the indirect resistance of anti-phase input foot
R4, the positive supply foot of operational amplifier connect signal amplification circuit power positive end, and the negative supply foot of operational amplifier connects signal amplification
Circuit power negative terminal.
4. a kind of solar street light power testing system based on GSM according to claim 1, it is characterised in that: described
The chip model of multiple signals switching module is CD4052/CC4052.
5. a kind of solar street light power testing system based on GSM according to claim 1, it is characterised in that: described
Controller module is using ATMEGA16 single-chip microcontroller as core processor.
6. a kind of solar street light power testing system based on GSM according to claim 1, it is characterised in that: described
Power supply unit also includes an anti-lightning strike unit, and the solar controller connects anti-lightning strike unit by inverter, for providing
Electric energy needed for anti-lightning strike unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820662945.3U CN208210395U (en) | 2018-05-07 | 2018-05-07 | A kind of solar street light power testing system based on GSM |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820662945.3U CN208210395U (en) | 2018-05-07 | 2018-05-07 | A kind of solar street light power testing system based on GSM |
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| CN208210395U true CN208210395U (en) | 2018-12-07 |
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| CN201820662945.3U Expired - Fee Related CN208210395U (en) | 2018-05-07 | 2018-05-07 | A kind of solar street light power testing system based on GSM |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112019818A (en) * | 2020-09-07 | 2020-12-01 | 山东联合电力产业发展有限公司 | Power line monitoring terminal system |
-
2018
- 2018-05-07 CN CN201820662945.3U patent/CN208210395U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112019818A (en) * | 2020-09-07 | 2020-12-01 | 山东联合电力产业发展有限公司 | Power line monitoring terminal system |
| CN112019818B (en) * | 2020-09-07 | 2022-06-14 | 山东联合电力产业发展有限公司 | A power line monitoring terminal system |
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Granted publication date: 20181207 Termination date: 20190507 |