CN204835641U - Maximum power trails MPPT constant current all -in -one that steps up - Google Patents
Maximum power trails MPPT constant current all -in -one that steps up Download PDFInfo
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- CN204835641U CN204835641U CN201520615692.0U CN201520615692U CN204835641U CN 204835641 U CN204835641 U CN 204835641U CN 201520615692 U CN201520615692 U CN 201520615692U CN 204835641 U CN204835641 U CN 204835641U
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Abstract
The utility model discloses a maximum power trails MPPT constant current all -in -one that steps up, include: control module, infrared communication module, MPPT charge module, battery management module and the constant -current module that steps up, control module charges module, battery management module and the constant -current module that steps up with infrared communication module, MPPT respectively and is connected, the battery management module respectively with MPPT charge the module with step up constant -current module and be connected, MPPT charges voltage that the module will follow solar cell panel output and steps down the constant current and handle the back, transmits to the battery operation of charging, step up constant -current module to the constant current operation of stepping up of accumulator output's voltage to voltage output to load after the constant current of will the stepping up operation. Adopt the MPPT technique to make the utilization ratio of solar photovoltaic board greatly improved to make the charging process more reasonable, voltage is more steady, and is littleer to solar battery's harm.
Description
Technical field
The utility model relates to technical field of solar, particularly relates to a kind of maximal power tracing MPPT voltage increase and current constant all-in-one.
Background technology
In order to make full use of solar energy, the controller for solar using a kind of high conversion efficiency is needed to carry out efficiency tracking, i.e. maximal power tracing (MaximumPowerPointTracking, MPPT).
The solar street lamp controller of current use adopts pulse width modulation (PulseWidthModulation, PWM) mode, and only have about 60% to the utilance of solar energy photovoltaic panel, the utilance of solar energy photovoltaic panel is low.
Utility model content
The utility model provides a kind of maximal power tracing MPPT voltage increase and current constant all-in-one, with the problem that the utilance solving current solar energy photovoltaic panel is low.
In order to solve the problem, the utility model discloses a kind of maximal power tracing MPPT voltage increase and current constant all-in-one, comprising:
Control module, infrared communication module, MPPT charging module, battery management module and voltage increase and current constant module;
Wherein, described control module respectively with described infrared communication module, MPPT charging module, battery management module and voltage increase and current constant model calling; Described battery management module respectively with described MPPT charging module and voltage increase and current constant model calling;
Described MPPT charging module transfers to storage battery and carries out charging operations after the voltage exported from solar panel is carried out step-down constant current process;
Described voltage increase and current constant module carries out voltage increase and current constant operation to the voltage that described storage battery exports, and exports the voltage after carrying out voltage increase and current constant operation to be connected with described MPPT voltage increase and current constant all-in-one load.
Preferably, described MPPT charging module is provided with charging link; Described battery management module is provided with battery terminal connections; Described voltage increase and current constant module installation has load link.
Preferably, described control module comprises: micro-control unit controls circuit;
Described micro-control unit controls circuit comprises STM32 chip, described micro-control unit controls circuit is provided with the passage that 12 analog signals are converted to digital signal, and the voltage that described micro-control unit controls circuit obtains sampling carries out constant current output control operation and the operation of step-down constant current charge.
Preferably, infrared signal transmission to described control module is carried out parameter modification operation by described infrared communication module.
Preferably, described battery management module comprises: sample circuit, protective circuit and indicator light circuit; Described battery management module is monitored described storage battery and is protected.
Preferably, the voltage of storage battery described in described sample circuit identification, and sampling operation is carried out to the input current of described MPPT voltage increase and current constant all-in-one and output current.
Preferably, the described voltage exported from solar panel is greater than the voltage of described storage battery, and is less than 65V.
Preferably, described in carry out voltage increase and current constant operation after voltage be greater than the voltage of described storage battery, and be less than 60V.
The utility model has following beneficial effect:
Have employed MPPT technology, farthest improve the utilance of solar energy photovoltaic panel.
Adopt MPPT charging module and battery management module, make charging process more reasonable, voltage is more steady, less to the infringement of solar storage battery.
Accompanying drawing explanation
By reading hereafter detailed description of the preferred embodiment, various other advantage and benefit will become cheer and bright for those of ordinary skill in the art.Accompanying drawing only for illustrating the object of preferred implementation, and is not thought restriction of the present utility model.And in whole accompanying drawing, represent identical parts by identical reference symbol.In the accompanying drawings:
The structural representation of a kind of MPPT voltage increase and current constant all-in-one that Fig. 1 provides for the present embodiment one;
The structural representation of a kind of MPPT voltage increase and current constant all-in-one that Fig. 2 provides for the present embodiment two;
The structural representation of a kind of MPPT voltage increase and current constant all-in-one that Fig. 3 provides for the present embodiment three.
Embodiment
Hereinafter also describe the utility model in detail with reference to accompanying drawing in conjunction with the embodiments.It should be noted that, when not conflicting, the embodiment in the utility model and the feature in embodiment can combine mutually.
Embodiment 1
Present embodiments provide a kind of MPPT voltage increase and current constant all-in-one.
MPPT voltage increase and current constant all-in-one is called for short MPPT all-in-one, and it is a kind of specially for solar storage battery designs, can Direct driver light-emitting diode (LightEmittingDiode, LED) street lamp, there is volume little, be easy to install, use advantage extremely easily.MPPT all-in-one is integrated in one at solar energy MPPT controller and LED constant current source, and adopt high power density design, the utilization ratio of solar energy is high, and read and write parameter in controller by dedicated remote control, control precision is high.MPPT all-in-one adopts intelligent digital chip to carry out the current constant control of load end, improves accuracy and the reliability of Current Control.Support multi-period and LED brightness adjustment control, load is controlled more flexible.There is unique short circuit and anti-reverse protection simultaneously, be full of, cross put automatically shut down, the global function safeguard measure such as recovery, the function of detailed display charging, battery condition, load and various faulty indication.The parameters such as battery tension, photocell voltage, discharging current, ambient temperature are sampled, calculated by special Controlling model, realize meeting the discharge rate of battery characteristics, the high precision of temperature-compensating correction controls, and the MPPT charging modes that have employed intelligent and high-efficiency charges to storage battery, makes full use of the efficiency of solar panel.
With reference to Fig. 1, show the structural representation of a kind of MPPT voltage increase and current constant all-in-one that the present embodiment provides.
Described MPPT voltage increase and current constant all-in-one can comprise: control module 100, infrared communication module 102, MPPT charging module 104, battery management module 106 and voltage increase and current constant module 108.Described MPPT voltage increase and current constant all-in-one is one and controls solar panel, the controller of storage battery and load.Daytime can charge a battery when solar panel has voltage, and can trace into the maximum power point of solar panel.Now load is closed.Evening, load was opened when solar panel does not have voltage, and battery tension boosting reaches the operating voltage of load and carries out constant current output.
Wherein, described infrared communication module 102 is connected with described control module 100; Described MPPT charging module 104 is connected with described control module 100; Described battery management module 106 is connected with described control module 100; Described voltage increase and current constant module 108 is connected with described control module 100; Described MPPT charging module 104 is connected with described battery management module 106; Described voltage increase and current constant module 108 is connected with described battery management module 106.
Wherein, described MPPT charging module 104 transfers to storage battery and carries out charging operations after the voltage exported from solar panel is carried out step-down constant current process.
Described voltage increase and current constant module 108 carries out voltage increase and current constant operation to the voltage that described storage battery exports, and exports the voltage after carrying out voltage increase and current constant operation to be connected with described MPPT voltage increase and current constant all-in-one load.
In sum, the present embodiment have employed MPPT technology, farthest improves the utilance of solar energy photovoltaic panel.
Adopt MPPT charging module and battery management module, make charging process more reasonable, voltage is more steady, less to the infringement of solar storage battery.
Can compatible lithium battery, lead-acid battery, colloid battery, the voltage (12V/24V) of the battery of compatibility is identified automatically.
Use brand-new wireless remote control design, can change control device parameter and read system information etc. by hand-held wireless remote control device.
The shell of MPPT voltage increase and current constant all-in-one is the design of full aluminum hull, effective shielded signal interference, excellent radiation performance.
The design of MPPT voltage increase and current constant all-in-one reaches IP67 classification of waterproof, can use under various adverse circumstances.
Embodiment 2
Present embodiments provide a kind of MPPT voltage increase and current constant all-in-one.
MPPT voltage increase and current constant all-in-one is called for short MPPT all-in-one, and it is a kind of specially for solar storage battery designs, can Direct driver light-emitting diode (LightEmittingDiode, LED) street lamp, there is volume little, be easy to install, use advantage extremely easily.MPPT all-in-one is integrated in one at solar energy MPPT controller and LED constant current source, and adopt high power density design, the utilization ratio of solar energy is high, and read and write parameter in controller by dedicated remote control, control precision is high.MPPT all-in-one adopts intelligent digital chip to carry out the current constant control of load end, improves accuracy and the reliability of Current Control.Support multi-period and LED brightness adjustment control, load is controlled more flexible.There is unique short circuit and anti-reverse protection simultaneously, be full of, cross put automatically shut down, the global function safeguard measure such as recovery, the function of detailed display charging, battery condition, load and various faulty indication.The parameters such as battery tension, photocell voltage, discharging current, ambient temperature are sampled, calculated by special Controlling model, realize meeting the discharge rate of battery characteristics, the high precision of temperature-compensating correction controls, and the MPPT charging modes that have employed intelligent and high-efficiency charges to storage battery, makes full use of the efficiency of solar panel.
With reference to Fig. 2, show the structural representation of a kind of MPPT voltage increase and current constant all-in-one that the present embodiment provides.
Described MPPT voltage increase and current constant all-in-one can comprise: control module 200, infrared communication module 202, MPPT charging module 204, battery management module 206 and voltage increase and current constant module 208.Described MPPT voltage increase and current constant all-in-one is one and controls solar panel, the controller of storage battery and load.Daytime can charge a battery when solar panel has voltage, and can trace into the maximum power point of solar panel.Now load is closed.Evening, load was opened when solar panel does not have voltage, and battery tension boosting reaches the operating voltage of load and carries out constant current output.
Wherein, described infrared communication module 202 is connected with described control module 200; Described MPPT charging module 204 is connected with described control module 200; Described battery management module 206 is connected with described control module 200; Described voltage increase and current constant module 208 is connected with described control module 200; Described MPPT charging module 204 is connected with described battery management module 206; Described voltage increase and current constant module 208 is connected with described battery management module 206.
Wherein, described MPPT charging module 204 transfers to storage battery and carries out charging operations after the voltage exported from solar panel is carried out step-down constant current process.
Described voltage increase and current constant module 208 carries out voltage increase and current constant operation to the voltage that described storage battery exports, and exports the voltage after carrying out voltage increase and current constant operation to be connected with described MPPT voltage increase and current constant all-in-one load.
Preferably, described MPPT charging module 204 is provided with charging link, and described battery management module 206 is provided with battery terminal connections, and described voltage increase and current constant module 208 is provided with load link.
Preferably, described control module 200 comprises: micro-control unit controls circuit 2001; Described micro-control unit controls circuit 2001 comprises STM32 chip, described micro-control unit controls circuit 2001 is provided with the passage that 12 analog signals are converted to digital signal, and the voltage that described micro-control unit controls circuit 2001 obtains sampling carries out constant current output control operation and the operation of step-down constant current charge.
Preferably, infrared signal transmission to described control module 200 is carried out parameter modification operation by described infrared communication module 202.
Preferably, described battery management module 206 comprises: sample circuit 2061, protective circuit 2062 and indicator light circuit 2063; Described battery management module 206 is monitored described storage battery and is protected.
Preferably, described sample circuit 2061 identifies the voltage of described storage battery, and carries out sampling operation to the input current of described MPPT voltage increase and current constant all-in-one and output current.
Preferably, the described voltage exported from solar panel is greater than the voltage of described storage battery, and is less than 65V.
Preferably, described in carry out voltage increase and current constant operation after voltage be greater than the voltage of described storage battery, and be less than 60V.
In sum, the present embodiment have employed MPPT technology, farthest improves the utilance of solar energy photovoltaic panel.
Adopt MPPT charging module and battery management module, make charging process more reasonable, voltage is more steady, less to the infringement of solar storage battery.
Can compatible lithium battery, lead-acid battery, colloid battery, the voltage (12V/24V) of the battery of compatibility is identified automatically.
Use brand-new wireless remote control design, can change control device parameter and read system information etc. by hand-held wireless remote control device.
The shell of MPPT voltage increase and current constant all-in-one is the design of full aluminum hull, effective shielded signal interference, excellent radiation performance.
The design of MPPT voltage increase and current constant all-in-one reaches IP67 classification of waterproof, can use under various adverse circumstances.
Embodiment 3
Present embodiments provide a kind of MPPT voltage increase and current constant all-in-one.
MPPT voltage increase and current constant all-in-one is called for short MPPT all-in-one, and it is a kind of specially for solar storage battery designs, can Direct driver light-emitting diode (LightEmittingDiode, LED) street lamp, there is volume little, be easy to install, use advantage extremely easily.MPPT all-in-one is integrated in one at solar energy MPPT controller and LED constant current source, and adopt high power density design, the utilization ratio of solar energy is high, and read and write parameter in controller by dedicated remote control, control precision is high.MPPT all-in-one adopts intelligent digital chip to carry out the current constant control of load end, improves accuracy and the reliability of Current Control.Support multi-period and LED brightness adjustment control, load is controlled more flexible.There is unique short circuit and anti-reverse protection simultaneously, be full of, cross put automatically shut down, the global function safeguard measure such as recovery, the function of detailed display charging, battery condition, load and various faulty indication.The parameters such as battery tension, photocell voltage, discharging current, ambient temperature are sampled, calculated by special Controlling model, realize meeting the discharge rate of battery characteristics, the high precision of temperature-compensating correction controls, and the MPPT charging modes that have employed intelligent and high-efficiency charges to storage battery, makes full use of the efficiency of solar panel.
With reference to Fig. 3, show the structural representation of a kind of MPPT voltage increase and current constant all-in-one that the present embodiment provides.
Described MPPT voltage increase and current constant all-in-one can comprise: control module, infrared communication module, MPPT charging module, battery management module and voltage increase and current constant module.Described MPPT voltage increase and current constant all-in-one is one and controls solar panel, the controller of storage battery and load.Daytime can charge a battery when solar panel has voltage, and can trace into the maximum power point of solar panel.Now load is closed.Evening, load was opened when solar panel does not have voltage, and battery tension boosting reaches the operating voltage of load and carries out constant current output.
Wherein, described infrared communication module is connected with described control module; Described MPPT charging module is connected with described control module; Described battery management module is connected with described control module; Described voltage increase and current constant module is connected with described control module; Described MPPT charging module is connected with described battery management module; Described voltage increase and current constant module is connected with described battery management module.
Wherein, battery management module: inside comprises sample circuit (identifiable design cell voltage 12V or 24V, and sampling to the input and output electric current of MPPT controller, thus reach the object controlling electric current), protective circuit, indicator light circuit.To battery monitoring and protection.
Control module: mainly comprise micro-control unit (MicroControllerUnit, MCU) control circuit, by single-chip microcomputer STM32 chip as master chip, himself is converted to digital signal (AnalogsignalDigitalsignal with 12 analog signals, AD) passage, realize system voltage sampling, by sampled value, constant current output control operation and the operation of step-down constant current charge are made to whole system.
MPPT charging module: the voltage (higher than battery tension, and lower than 65V) exported from solar panel controls to charge a battery by reduction voltage circuit and constant-current circuit.
Voltage increase and current constant module: battery tension (12 or 24V) is carried out voltage increase and current constant output (output voltage range is depressed between 60V at storage battery) by booster circuit and constant-current control circuit to load, output current scope is 0-5A, and power can not more than 150W.
Infrared communication module: infrared signal transmission is carried out parameter modification to control module.
In sum, the present embodiment have employed MPPT technology, farthest improves the utilance of solar energy photovoltaic panel.
Adopt MPPT charging module and battery management module, make charging process more reasonable, voltage is more steady, less to the infringement of solar storage battery.
Can compatible lithium battery, lead-acid battery, colloid battery, the voltage (12V/24V) of the battery of compatibility is identified automatically.
Use brand-new wireless remote control design, can change control device parameter and read system information etc. by hand-held wireless remote control device.
The shell of MPPT voltage increase and current constant all-in-one is the design of full aluminum hull, effective shielded signal interference, excellent radiation performance.
The design of MPPT voltage increase and current constant all-in-one reaches IP67 classification of waterproof, can use under various adverse circumstances.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (8)
1. a maximal power tracing MPPT voltage increase and current constant all-in-one, is characterized in that, comprising:
Control module, infrared communication module, MPPT charging module, battery management module and voltage increase and current constant module;
Wherein, described control module respectively with described infrared communication module, MPPT charging module, battery management module and voltage increase and current constant model calling; Described battery management module respectively with described MPPT charging module and voltage increase and current constant model calling;
Described MPPT charging module transfers to storage battery and carries out charging operations after the voltage exported from solar panel is carried out step-down constant current process;
Described voltage increase and current constant module carries out voltage increase and current constant operation to the voltage that described storage battery exports, and exports the voltage after carrying out voltage increase and current constant operation to be connected with described MPPT voltage increase and current constant all-in-one load.
2. MPPT voltage increase and current constant all-in-one according to claim 1, is characterized in that, described MPPT charging module is provided with charging link; Described battery management module is provided with battery terminal connections; Described voltage increase and current constant module installation has load link.
3. MPPT voltage increase and current constant all-in-one according to claim 1, it is characterized in that, described control module comprises: micro-control unit controls circuit;
Described micro-control unit controls circuit comprises STM32 chip, described micro-control unit controls circuit is provided with the passage that 12 analog signals are converted to digital signal, and the voltage that described micro-control unit controls circuit obtains sampling carries out constant current output control operation and the operation of step-down constant current charge.
4. MPPT voltage increase and current constant all-in-one according to claim 1, is characterized in that, infrared signal transmission to described control module is carried out parameter modification operation by described infrared communication module.
5. MPPT voltage increase and current constant all-in-one according to claim 1, it is characterized in that, described battery management module comprises: sample circuit, protective circuit and indicator light circuit; Described battery management module is monitored described storage battery and is protected.
6. MPPT voltage increase and current constant all-in-one according to claim 5, is characterized in that, the voltage of storage battery described in described sample circuit identification, and carries out sampling operation to the input current of described MPPT voltage increase and current constant all-in-one and output current.
7. MPPT voltage increase and current constant all-in-one according to claim 1, is characterized in that, the described voltage exported from solar panel is greater than the voltage of described storage battery, and is less than 65V.
8. MPPT voltage increase and current constant all-in-one according to claim 1, is characterized in that, described in carry out voltage increase and current constant operation after voltage be greater than the voltage of described storage battery, and be less than 60V.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107592700A (en) * | 2017-09-12 | 2018-01-16 | 北京科诺伟业光电科技有限公司 | A kind of photovoltaic MPPT types constant current integrated street lamp controller circuitry |
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2015
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107592700A (en) * | 2017-09-12 | 2018-01-16 | 北京科诺伟业光电科技有限公司 | A kind of photovoltaic MPPT types constant current integrated street lamp controller circuitry |
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| C14 | Grant of patent or utility model | ||
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Maximum power trails MPPT constant current all -in -one that steps up Effective date of registration: 20171211 Granted publication date: 20151202 Pledgee: Huaxia Bank Limited by Share Ltd Zhongguancun Beijing branch Pledgor: BEIJING REMOTE POWER RENEWABLE ENERGY TECHNOLOGY COMPANY Registration number: 2017990001147 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190819 Granted publication date: 20151202 Pledgee: Huaxia Bank Limited by Share Ltd Zhongguancun Beijing branch Pledgor: BEIJING REMOTE POWER RENEWABLE ENERGY TECHNOLOGY COMPANY Registration number: 2017990001147 |