CN104158268A - Multi-protection portable photovoltaic power source with real-time monitoring function - Google Patents

Multi-protection portable photovoltaic power source with real-time monitoring function Download PDF

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Publication number
CN104158268A
CN104158268A CN201410445280.7A CN201410445280A CN104158268A CN 104158268 A CN104158268 A CN 104158268A CN 201410445280 A CN201410445280 A CN 201410445280A CN 104158268 A CN104158268 A CN 104158268A
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CN
China
Prior art keywords
control panel
module
arm core
power source
core control
Prior art date
Application number
CN201410445280.7A
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Chinese (zh)
Inventor
卢光伟
李达非
李梦义
张敏玲
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上海太阳能科技有限公司
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Priority to CN201410445280.7A priority Critical patent/CN104158268A/en
Publication of CN104158268A publication Critical patent/CN104158268A/en

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Abstract

The invention discloses a portable photovoltaic power source, and belongs to the field of the photovoltaic technology. The portable photovoltaic power source structurally and mainly comprises a PV module, a lithium battery, a human-computer interaction module, a battery management module, an ARM core control panel, a mains supply charging module, a notebook power source output module, a photovoltaic charging module, a USB power source output module and an adapter, wherein the PV module and the adapter of the portable photovoltaic power source are respectively connected with the ARM core control panel through a special cable, the ARM core control panel is provided with the USB power source output module and the notebook power source output module, the human-computer interaction module is connected with the ARM core control panel, and the lithium battery is connected with the ARM core control panel through the battery management module. The portable photovoltaic power source is additionally provided with a photovoltaic charging circuit, and can adapt to other new energy such as wind energy through software updating; the portable photovoltaic power source adapts to various mobile phones on the market by simulating adapters of different manufacturers and can charge 90% of the mobile phones on the market; the potential safety hazard that personal injuries are caused by explosion of a mobile phone battery is eradicated.

Description

The photovoltaic portable power source of multiple protective, real time monitoring function

Technical field

The present invention relates to a kind of portable power source, relate in particular to the photovoltaic portable power source of a kind of multiple protective, real time monitoring function.

Background technology

Solar energy is a kind of inexhaustible, nexhaustible regenerative resource, also be a kind of clean energy resource that can not produce any environmental pollution, how more effectively utilize solar energy, bringing benefit to the mankind to become attracts most attention in the world today and one of most active research topic.How known solar energy is used for family's emergency lighting by cell panel, storage battery and operation control panel, can bring the actual effect of saving 220V civil power consumption, has certain practicality and economy.But find in actual use to have some limitations, owing to generally there is no alternating current 220V output function, without the work special outlet interface of notebook computer, the direct output function of also do not have+5V voltage, thus can not be as the working power of notebook computer or panel computer, mobile phone, walkman, digital camera class taking operating voltage as+5V, must be by USB standard interface frequent charge, be suitable for carrying, can for during the journey work or the charge power supply of electronic digital series products.So existing various solar energy power source apparatus consider all still to owe desirable from practicality and economy angle.

The development of photovoltaic industry, the decline of photovoltaic module production cost, make photovoltaic product start to move towards family expenses, and handheld electric products is more and more intelligent now, the frequency of chip operation is more and more higher, thing followed power consumption is just increasing, the design realizes a Intelligent photovoltaic portable power source, and battery capacity can reach 100wh, electric power is provided can to notebook, panel computer, mobile phone, by collapsible 30W photovoltaic module be its charging, or with AC adapter be its charging.

Summary of the invention

Object of the present invention; it is the drawback existing in order to solve above-mentioned prior art; and provide the photovoltaic portable power source of a kind of multiple protective, real time monitoring function; have simple in structure, 5V-24V Voltage-output can be provided; it can be the charging of the digital products such as mobile phone, notebook computer, IPAD; and can provide overvoltage, overcurrent protection function, the advantages such as LCD display prompting warning function.

The present invention is achieved by the following technical solutions:

Multiple protective, the photovoltaic portable power source of real time monitoring function, its structure is mainly by PV assembly, lithium battery, human-computer interaction module, battery management module, ARM core control panel, commercial power charged module, laptop output module, photovoltaic charged module, USB power supply output module, adapter forms, its PV assembly, adapter is connected with ARM core control panel by private cable respectively, ARM core control panel is provided with USB power supply output module, laptop output module, human-computer interaction module is connected with ARM core control panel, lithium battery is connected with ARM core control panel by battery management module.

The photovoltaic portable power source of above-mentioned multiple protective, real time monitoring function, wherein, described PV assembly, it is connected with ARM core control panel by photovoltaic charged module, and inside is provided with MPPT control unit.

The photovoltaic portable power source of above-mentioned multiple protective, real time monitoring function; wherein; described adapter; it accesses to ARM core control panel after being connected with photovoltaic charged module by private cable, DC joint; convert AC220V/50Hz to 18V DC power supply, ARM core control panel charges a battery by inner DC-DC control unit.

The photovoltaic portable power source of above-mentioned multiple protective, real time monitoring function, wherein, described lithium battery is connected with ARM core control panel by 8 strings 2 mode with battery management module, and total capacity can reach 100AH.

The photovoltaic portable power source of above-mentioned multiple protective, real time monitoring function; wherein; described ARM core control panel; adopt chip STM32F103RB, kernel Cotex-M3, ARMv7 framework; cpu frequency can reach 72MHz, inner Flash capacity 128KB, and SRAM capacity reaches 16KB; the ADC of 12Bit, makes to control more accurate up to the sampling rate of 9MHz.

The photovoltaic portable power source of above-mentioned multiple protective, real time monitoring function, wherein, described human-computer interaction module is connected with ARM core control panel by row's pin of 26 pin, its structure is made up of LCD LCDs and button, ARM core control panel by LCD driver element by electric weight, discharge and recharge the marks such as mark and show; Button is the voltage for regulating notebook output, is defaulted as 20V output, also can have different output according to actual conditions, can realize 5V-24V continuous wave output, and stepped voltage is 1V; LCD liquid crystal display is to show the information such as electric weight, output voltage, operating state, fault.

The photovoltaic portable power source of above-mentioned multiple protective, real time monitoring function, wherein, described laptop output module, it is provided with DC output port, and output voltage is 5-20V, adopt BUCK circuit model and voltage control loop to control, voltage and the electric current of ARM core control panel collection output, if output loading is too small, or while there is short-circuit condition in outside, can stop output, and in LCD liquid crystal display, prompting is reported to the police; User can select by human-computer interaction module the brand of the notebook of its use, and ARM core control panel can be controlled laptop output module provides applicable voltage for notebook; The multifunctional note adapter that notebook computer is equipped with by use is connected with portable power source control board, and control board is powered to notebook by adjustable voltage-stabilizing output circuit unit.

The photovoltaic portable power source of above-mentioned multiple protective, real time monitoring function; wherein; described USB power supply output module; it is provided with USB interface; 5V digital equipment is connected with ARM core control panel by USB interface; ARM core control panel is powered to 5V equipment by controlling inner USB voltage stabilizing circuit unit, and overvoltage, overcurrent protection are provided.

The photovoltaic portable power source of above-mentioned multiple protective, real time monitoring function; wherein; described commercial power charged module; it adopts Boost structure; can be by 18V 60W AC/DC by adapter to lithium cell charging, charging current reaches 1.8A, within 3-4 hour, battery can be full of; determined to charge the battery with much electric currents by ARM core control panel, and provide electric energy in strict accordance with lithium cell charging curve to battery.

The photovoltaic portable power source of above-mentioned multiple protective, real time monitoring function, wherein, described photovoltaic charged module realizes the tracking to PV assembly daylighting power, ARM core control panel is by constantly gathering voltage and output current, rated output, and adjust the watt level of exporting to lithium battery, make PV assembly be operated in maximum power point; ARM core control panel is also monitored the voltage of lithium battery simultaneously, charges the battery according to lithium cell charging curve.

The photovoltaic portable power source of above-mentioned multiple protective, real time monitoring function; wherein; described battery management module; it has supply power soft switch function; and ARM core control panel can realize the control to power supply, put, the situation such as electric current is excessive, excess Temperature is while occurring the output of can cutting off the electricity supply in time of ARM core control panel when overcharging, crossing; protection lithium battery, and show failure cause etc. in LCD liquid crystal display.

The present invention has increased triple protection function, and ground floor has taked battery protecting plate to realize that overcurrent stops output, under-voltage/overvoltage stops output, overcharges functions such as stopping input, overheat protector; The second layer adopts hardware circuit protection, in photovoltaic charged module, commercial power charged module, circuit board and battery junction, laptop output module, USB power supply output module all install NTC fuse additional, if electric current, higher than design load, will be blocked path, cut off the electricity supply; The 3rd layer, come voltage and the electric current of the photovoltaic charged module of Real-Time Monitoring, civil power input module, circuit board and battery junction, laptop output module, USB output module with ARM core control panel, the power of monitoring various piece, will stop output by software if measured value exceedes design load.And battery temperature, power circuit temperature etc. are monitored, once temperature exceeding standard will stop electric energy output, realize temperature protection.

Owing to having adopted above technology, the present invention compares compared with prior art or product, and the beneficial effect having is as follows:

1), increase to some extent in function, first increases photovoltaic charged partial circuit, and can, by the pattern of software upgrading, make it to adapt to other novel energies, such as wind energy etc.

2), adapt to various mobile phones on the market by simulating the adapter of each producer, accomplishing can be to 99% mobile phone charging on the market.

3), stopped battery of mobile phone blast, cause the generation of the potential safety hazards such as personal injury.

Brief description of the drawings

Fig. 1, be structural representation of the present invention.

Fig. 2, be the circuit diagram of ARM core control panel in the present invention.

Fig. 3, be the circuit diagram of photovoltaic charged module in the present invention.

Fig. 4, be the circuit diagram of commercial power charged module in the present invention.

Fig. 5, be the circuit diagram of battery management module in the present invention.

Fig. 6, be the circuit diagram of human-computer interaction module in the present invention.

Fig. 7, be the circuit diagram of laptop output module in the present invention.

Fig. 8, be the circuit diagram of USB power supply output module in the present invention.

In Fig. 1: 1-PV assembly; 2-lithium battery, 3-human-computer interaction module, 4-battery management module, 5-ARM core control panel, the photovoltaic charged module of 6-, 7-laptop output module, the commercial power charged module of 8-, 9-USB interface, 10-USB power supply output module, 11-DC output port, 12-adapter.

Embodiment

Below in conjunction with accompanying drawing, structure of the present invention and working method are done further and described;

Referring to Fig. 1, multiple protective, the photovoltaic portable power source of real time monitoring function, its structure is mainly by PV assembly, lithium battery, human-computer interaction module, battery management module, ARM core control panel, commercial power charged module, laptop output module, photovoltaic charged module, USB power supply output module, adapter forms, its PV assembly, adapter is connected with ARM core control panel by private cable respectively, ARM core control panel is provided with USB power supply output module, laptop output module, human-computer interaction module is connected with ARM core control panel, lithium battery is connected with ARM core control panel by battery management module.

The photovoltaic portable power source of above-mentioned multiple protective, real time monitoring function, wherein, described PV assembly, it is connected with ARM core control panel by photovoltaic charged module, and inside is provided with MPPT control unit.

The photovoltaic portable power source of above-mentioned multiple protective, real time monitoring function; wherein; described adapter; it accesses to ARM core control panel after being connected with photovoltaic charged module by private cable, DC joint; convert AC220V/50Hz to 18V DC power supply, ARM core control panel charges a battery by inner DC-DC control unit.

The photovoltaic portable power source of above-mentioned multiple protective, real time monitoring function, wherein, described lithium battery is connected with ARM core control panel by 8 strings 2 mode with battery management module, and total capacity can reach 100AH.

Referring to Fig. 2; the photovoltaic portable power source of above-mentioned multiple protective, real time monitoring function; wherein; described ARM core control panel, adopts chip STM32F103RB, kernel Cotex-M3, ARMv7 framework, and cpu frequency can reach 72MHz; inner Flash capacity 128KB; SRAM capacity reaches 16KB, and the ADC of 12Bit makes to control more accurate up to the sampling rate of 9MHz.

Further, the pin PA0-PA7 in described ARM core control panel, PC0-PC4 port is ADC input port, in whole system, the information such as magnitude of voltage, current value is all input to ARM core control panel by these 8 ports; PB0, PB1, PB10, PB11 are responsible for output pwm signal; PA8, PC8, PC9 control the light of button; PB6, PB7, PC5 control 3 buttons; PC11, PC12, PB13, PB14, PB15 control LCD LCDs; PB8, PB9 are EEPROM chip interfaces; VSS1-VSS4, VDD1-VDD4 is the pin of line related.

Referring to Fig. 6, the photovoltaic portable power source of above-mentioned multiple protective, real time monitoring function, wherein, described human-computer interaction module is connected with ARM core control panel by row's pin of 26 pin, its structure is made up of LCD LCDs and button, ARM core control panel by LCD driver element by electric weight, discharge and recharge the marks such as mark and show; Button is the voltage for regulating notebook output, is defaulted as 20V output, also can have different output according to actual conditions, can realize 5V-24V continuous wave output, and stepped voltage is 1V; LCD liquid crystal display is to show the information such as electric weight, output voltage, operating state, fault.

Referring to Fig. 7, the photovoltaic portable power source of above-mentioned multiple protective, real time monitoring function, wherein, described laptop output module, it is provided with DC output port, output voltage is 5-20V, adopts BUCK circuit model and voltage control loop to control, voltage and the electric current of ARM core control panel collection output, if output loading is too small, or outside is while occurring short-circuit condition, can stop output, and in LCD liquid crystal display, prompting is reported to the police; User can select by human-computer interaction module the brand of the notebook of its use, and ARM core control panel can be controlled laptop output module provides applicable voltage for notebook; The multifunctional note adapter that notebook computer is equipped with by use is connected with portable power source control board, and control board is powered to notebook by adjustable voltage-stabilizing output circuit unit.

Referring to Fig. 8; the photovoltaic portable power source of above-mentioned multiple protective, real time monitoring function; wherein; described USB power supply output module; it is provided with USB interface; 5V digital equipment is connected with ARM core control panel by USB interface, and ARM core control panel is powered to 5V equipment by controlling inner USB voltage stabilizing circuit unit, and overvoltage, overcurrent protection are provided.

Referring to Fig. 4; the photovoltaic portable power source of above-mentioned multiple protective, real time monitoring function; wherein; described commercial power charged module, it adopts Boost structure, can be by 18V 60W AC/DC by adapter to lithium cell charging; charging current reaches 1.8A; within 3-4 hour, battery can be full of, be determined to charge the battery with much electric currents by ARM core control panel, and provide electric energy in strict accordance with lithium cell charging curve to battery.

Referring to Fig. 3, the photovoltaic portable power source of above-mentioned multiple protective, real time monitoring function, wherein, described photovoltaic charged module realizes the tracking to PV assembly daylighting power, ARM core control panel is by constantly gathering voltage and output current, rated output, and adjust the watt level of exporting to lithium battery, make PV assembly be operated in maximum power point; ARM core control panel is also monitored the voltage of lithium battery simultaneously, charges the battery according to lithium cell charging curve.

Referring to Fig. 5; the photovoltaic portable power source of above-mentioned multiple protective, real time monitoring function; wherein; described battery management module, it has supply power soft switch function, and ARM core control panel can be realized the control to power supply; when overcharging, cross put, the situation such as electric current is excessive, excess Temperature is while occurring; the output of can cutting off the electricity supply in time of ARM core control panel, protection lithium battery, and show failure cause etc. in LCD liquid crystal display.

The present invention has increased triple protection function, and ground floor has taked battery protecting plate to realize that overcurrent stops output, under-voltage/overvoltage stops output, overcharges functions such as stopping input, overheat protector; The second layer adopts hardware circuit protection, in photovoltaic charged module, commercial power charged module, circuit board and battery junction, laptop output module, USB power supply output module all install NTC fuse additional, if electric current, higher than design load, will be blocked path, cut off the electricity supply; The 3rd layer, come voltage and the electric current of the photovoltaic charged module of Real-Time Monitoring, civil power input module, circuit board and battery junction, laptop output module, USB output module with ARM core control panel, the power of monitoring various piece, will stop output by software if measured value exceedes design load.And battery temperature, power circuit temperature etc. are monitored, once temperature exceeding standard will stop electric energy output, realize temperature protection.

Claims (10)

1. multiple protective, the photovoltaic portable power source of real time monitoring function, its structure is mainly by PV assembly, lithium battery, human-computer interaction module, battery management module, ARM core control panel, commercial power charged module, laptop output module, photovoltaic charged module, USB power supply output module, adapter forms, it is characterized in that: PV assembly, adapter is connected with ARM core control panel by private cable respectively, ARM core control panel is provided with USB power supply output module, laptop output module, human-computer interaction module is connected with ARM core control panel, lithium battery is connected with ARM core control panel by battery management module.
2. the photovoltaic portable power source of multiple protective as claimed in claim 1, real time monitoring function, is characterized in that: described PV assembly, it is connected with ARM core control panel by photovoltaic charged module, and inside is provided with MPPT control unit.
3. the photovoltaic portable power source of multiple protective as claimed in claim 1, real time monitoring function; it is characterized in that: described adapter; it accesses to ARM core control panel after being connected with photovoltaic charged module by private cable, DC joint; convert AC220V/50Hz to 18V DC power supply, ARM core control panel charges a battery by inner DC-DC control unit.
4. the photovoltaic portable power source of multiple protective as claimed in claim 1, real time monitoring function, is characterized in that: described lithium battery is connected with ARM core control panel by 8 strings 2 mode with battery management module, and total capacity can reach 100AH.
5. the photovoltaic portable power source of multiple protective as claimed in claim 1, real time monitoring function; it is characterized in that: described ARM core control panel; adopt chip STM32F103RB, kernel Cotex-M3, ARMv7 framework; cpu frequency can reach 72MHz; inner Flash capacity 128KB; SRAM capacity reaches 16KB, and the ADC of 12Bit makes to control more accurate up to the sampling rate of 9MHz.
6. the photovoltaic portable power source of multiple protective as claimed in claim 1, real time monitoring function, it is characterized in that: described human-computer interaction module is connected with ARM core control panel by row's pin of 26 pin, its structure is made up of LCD LCDs and button, ARM core control panel by LCD driver element by electric weight, discharge and recharge mark and show; Button is the voltage for regulating notebook output, is defaulted as 20V output, also can have different output according to actual conditions, can realize 5V-24V continuous wave output, and stepped voltage is 1V; LCD liquid crystal display is to show electric weight, output voltage, operating state, fault message.
7. the photovoltaic portable power source of multiple protective as claimed in claim 1, real time monitoring function, it is characterized in that: described laptop output module, it is provided with DC output port, output voltage is 5-20V, adopts BUCK circuit model and voltage control loop to control, voltage and the electric current of ARM core control panel collection output, if output loading is too small, or outside is while occurring short-circuit condition, can stop output, and in LCD liquid crystal display, prompting is reported to the police; User can select by human-computer interaction module the brand of the notebook of its use, and ARM core control panel can be controlled laptop output module provides applicable voltage for notebook; The multifunctional note adapter that notebook computer is equipped with by use is connected with portable power source control board, and control board is powered to notebook by adjustable voltage-stabilizing output circuit unit.
8. the photovoltaic portable power source of multiple protective as claimed in claim 1, real time monitoring function; it is characterized in that: described USB power supply output module; it is provided with USB interface; 5V digital equipment is connected with ARM core control panel by USB interface; ARM core control panel is powered to 5V equipment by controlling inner USB voltage stabilizing circuit unit, and overvoltage, overcurrent protection are provided.
9. the photovoltaic portable power source of multiple protective as claimed in claim 1, real time monitoring function; it is characterized in that: described commercial power charged module; it adopts Boost structure; can be by 18V 60W AC/DC by adapter to lithium cell charging; charging current reaches 1.8A; within 3-4 hour, battery can be full of, be determined to charge the battery with much electric currents by ARM core control panel, and provide electric energy in strict accordance with lithium cell charging curve to battery.
10. the photovoltaic portable power source of multiple protective as claimed in claim 1, real time monitoring function, it is characterized in that: described photovoltaic charged module realizes the tracking to PV assembly daylighting power, ARM core control panel is by constantly gathering voltage and output current, rated output, and adjust the watt level of exporting to lithium battery, make PV assembly be operated in maximum power point; ARM core control panel is also monitored the voltage of lithium battery simultaneously, charges the battery according to lithium cell charging curve.
CN201410445280.7A 2014-09-04 2014-09-04 Multi-protection portable photovoltaic power source with real-time monitoring function CN104158268A (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104682494A (en) * 2015-02-09 2015-06-03 成都杰联祺业电子有限责任公司 Quick wireless solar charging method and device
CN105262172A (en) * 2015-10-30 2016-01-20 李宗明 Solar energy storing method and system
CN105337343A (en) * 2015-10-26 2016-02-17 芜湖迈特电子科技有限公司 Improved mobile power source
CN105896655A (en) * 2014-12-24 2016-08-24 广东欧珀移动通信有限公司 Method for charging electronic equipment, and electronic equipment
CN106160048A (en) * 2015-03-02 2016-11-23 耕源科技股份有限公司 Portable power source device, portable power source system and its method
CN107658917A (en) * 2017-08-30 2018-02-02 芜湖迈特电子科技有限公司 A kind of portable power source shared system

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105896655B (en) * 2014-12-24 2018-09-11 广东欧珀移动通信有限公司 Method for charging for electronic equipment and electronic equipment
CN105896655A (en) * 2014-12-24 2016-08-24 广东欧珀移动通信有限公司 Method for charging electronic equipment, and electronic equipment
CN104682494A (en) * 2015-02-09 2015-06-03 成都杰联祺业电子有限责任公司 Quick wireless solar charging method and device
CN106160048A (en) * 2015-03-02 2016-11-23 耕源科技股份有限公司 Portable power source device, portable power source system and its method
CN105337343A (en) * 2015-10-26 2016-02-17 芜湖迈特电子科技有限公司 Improved mobile power source
CN105262172A (en) * 2015-10-30 2016-01-20 李宗明 Solar energy storing method and system
CN107658917A (en) * 2017-08-30 2018-02-02 芜湖迈特电子科技有限公司 A kind of portable power source shared system

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Application publication date: 20141119