CN207218355U - A kind of power supply based on solar energy - Google Patents
A kind of power supply based on solar energy Download PDFInfo
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- CN207218355U CN207218355U CN201721180085.1U CN201721180085U CN207218355U CN 207218355 U CN207218355 U CN 207218355U CN 201721180085 U CN201721180085 U CN 201721180085U CN 207218355 U CN207218355 U CN 207218355U
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- power supply
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Abstract
The utility model provides a kind of power supply based on solar energy.The power supply based on solar energy, including：Power module, energy supply control module and inverter；The power module is made up of at least one power subsystem；The power subsystem, including：Photovoltaic module and batteries；The photovoltaic module in the power subsystem is connected with the batteries, and the photovoltaic module is the battery charging；The photovoltaic module in each power subsystem is connected and/or is connected in parallel, and forms solar powered power supply；The batteries in each power subsystem are connected and/or are connected in parallel, and form batteries power supply；The energy supply control module is all connected with the power module and the inverter；The energy supply control module is used to switch between the solar powered power supply and the storage battery power supply power supply；The inverter is used to the direct current that the power module exports being converted to alternating current, is load supplying.
Description
Technical field
It the utility model is related to solar powered technical field, and in particular to a kind of power supply based on solar energy.
Background technology
In the prior art, have and be directly powered using solar energy for load, or, carried out using solar energy for battery
Power supply, battery are powered to load again, are not load supplying using solar energy, while are battery using solar energy
The integrated power supply to be charged, solar energy utilization ratio are relatively low.
Utility model content
For in the prior art the defects of, the utility model provides a kind of power supply based on solar energy, can be abundant
Using solar energy, the solar powered time is improved.
The technical solution adopted in the utility model is：
The utility model provides a kind of power supply based on solar energy, including：Including：Power module, power supply mould
Block and inverter；
The power module is made up of at least one power subsystem；
The power subsystem, including：Photovoltaic module and batteries；
The photovoltaic module in the power subsystem is connected with the batteries, and the photovoltaic module is the electric power storage
Pond group charging；
The photovoltaic module in each power subsystem is connected and/or is connected in parallel, and forms solar powered power supply；
The batteries in each power subsystem are connected and/or are connected in parallel, and form batteries power supply electricity
Source；
The energy supply control module is all connected with the power module and the inverter；
The energy supply control module is used to carry out between the solar powered power supply and the storage battery power supply power supply
Switching；
The inverter is used to the direct current that the power module exports being converted to alternating current, is load supplying.
Optionally, the power subsystem, in addition to：Voltage stabilizing subelement；
The voltage stabilizing subelement is all connected with the photovoltaic module and the batteries；
The voltage stabilizing subelement is used to stablize the voltage that the photovoltaic module is the battery charging.
Optionally, the power subsystem, in addition to：Measure voltage ＆ current subelement；
The measure voltage ＆ current subelement is connected with the photovoltaic module；
The measure voltage ＆ current subelement is used to detect and show the voltage and current at the photovoltaic module both ends.
Optionally, the measure voltage ＆ current subelement uses digital current voltmeter.
Optionally, the power subsystem, in addition to：Electric power detection subelement；
The electric power detection subelement is connected with the batteries；
The electric power detection subelement is used to detect and show the electricity and the batteries two of the batteries
The voltage at end.
Optionally, the power module, in addition to：At least one anti-reverse charging protection location；
The anti-reverse charging protection location is connected between two batteries.
Optionally, in addition to：Anti- guncotton；
The anti-guncotton is arranged on the solar components.
Optionally, in addition to：Cooling device；
The cooling device is arranged on around the batteries.
Optionally, the batteries by least one batteries into.
Optionally, the energy supply control module, including：Controller and double power supply automatic transfer switch；
The controller is connected with the double power supply automatic transfer switch.
The utility model provides a kind of power supply based on solar energy, is connected by multiple photovoltaic modulies and/or simultaneously
Connection connection, forms solar powered power supply, in the case of sunshine abundance, can directly be supplied with solar energy for load
Electricity；Meanwhile each photovoltaic module is connected with a batteries again, therefore, while being load supplying using solar energy
It can also be that batteries are charged, in the case of sunshine deficiency, can be powered using batteries for load, this
Sample, solar energy can be made full use of, improve the solar powered time.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art.In all of the figs, it is similar
Element or part are typically identified by similar reference.In accompanying drawing, each element or part might not be according to the ratios of reality
Draw.
Fig. 1 is a kind of schematic diagram of the power supply based on solar energy provided by the utility model；
Fig. 2 is the schematic diagram of overcharge protection circuit provided by the utility model.
Embodiment
Here, it is to be noted that, the function that the utility model is related to, method etc. are only the conventional adaptation of prior art
Using.Therefore, improvement of the utility model for prior art, the annexation being substantially between hardware, rather than for work(
Can, method in itself, namely although the utility model is related to some functions, method, but and not comprising being proposed in itself to function, method
Improvement.Description of the utility model for function, method, it is in order to better illustrate the utility model, preferably to manage
Solve the utility model.
The embodiment of technical solutions of the utility model is described in detail below in conjunction with accompanying drawing.Following examples are only
For clearly illustrating the technical solution of the utility model, therefore example is only used as, and this practicality can not be limited with this
New protection domain.
It should be noted that unless otherwise indicated, technical term or scientific terminology used in this application should be this reality
The ordinary meaning understood with new one of ordinary skill in the art.
Fig. 1 is refer to, Fig. 1 is a kind of showing for power supply based on solar energy that the utility model specific embodiment provides
It is intended to, the power supply based on solar energy that the present embodiment provides, including：Power module, energy supply control module and inverter；Institute
Power module is stated to be made up of at least one power subsystem；The power subsystem, including：Photovoltaic module and batteries；The electricity
The photovoltaic module in source unit is connected with the batteries, and the photovoltaic module is the battery charging；Each
The photovoltaic module in the power subsystem is connected and/or is connected in parallel, and forms solar powered power supply；Each power supply
The batteries in unit are connected and/or are connected in parallel, and form batteries power supply；The energy supply control module with
The power module and the inverter are all connected with；The energy supply control module is used in solar powered power supply and the electric power storage
Switched between the power supply of pond；The inverter is used to the direct current that the power module exports being converted to alternating current,
For load supplying.
Connect and/or be connected in parallel by multiple photovoltaic modulies, form solar powered power supply, in the feelings that sunshine is sufficient
Under condition, it can be directly powered with solar energy for load；Meanwhile each photovoltaic module is connected with a batteries again,
Therefore, can also be that batteries are charged while being load supplying using solar energy, in the case of sunshine deficiency,
It can be powered using batteries for load, in such manner, it is possible to make full use of solar energy, improve the solar powered time.
In a specific embodiment provided by the utility model, the power subsystem, in addition to：Voltage stabilizing subelement；Institute
Voltage stabilizing subelement is stated to be all connected with the photovoltaic module and the batteries；The voltage stabilizing subelement is used to stablize the photovoltaic
Component is the voltage of the battery charging.
Voltage stabilizing subelement can be connected with photovoltaic module is the circuit that batteries are charged, photovoltaic can be stablized
Component is the voltage of battery charging, and then batteries can be avoided to be damaged because charging voltage changes.
In the utility model, each power subsystem is connected with a voltage stabilizing subelement, to ensure each power supply list
Photovoltaic module is the stability of battery charging voltage in member.
Wherein, voltage stabilizing subelement can use voltage-stablizer.
In the utility model, the voltage stabilizing subelement can also be connected with fan, can be that voltage stabilizing is single using fan
Member cooling.Voltage stabilizing subelement can be connected by USB interface with fan.
In a specific embodiment provided by the utility model, the power subsystem, in addition to：Measure voltage ＆ current
Unit；The measure voltage ＆ current subelement is connected with the photovoltaic module；The measure voltage ＆ current subelement is used to detect
And show the voltage and current at the photovoltaic module both ends.
By connecting measure voltage ＆ current subelement on photovoltaic module, the electric current that photovoltaic module generates electricity can be checked at any time
And voltage.
In a specific embodiment provided by the utility model, the measure voltage ＆ current subelement uses digital current
Voltmeter.
The electric current and voltage of photovoltaic module generating can be clearly illustrated in digital form using digital current voltmeter.
In a specific embodiment provided by the utility model, the power subsystem, in addition to：Electric power detection is single
Member；The electric power detection subelement is connected with the batteries；The electric power detection subelement is described for detecting and showing
The electricity of batteries and the voltage at the batteries both ends.
By connecting electric power detection subelement in batteries, electricity and the both ends of batteries can be checked at any time
Voltage.
Wherein, electric power detection subelement can also use digital current voltmeter, clearly illustrate the electricity of batteries
And the voltage at both ends.
In a specific embodiment provided by the utility model, the power module, in addition to：At least one anti-reverse charging
Protection location；The anti-reverse charging protection location is connected between two batteries.
Between the batteries in two power subsystems in power module, it is single that an anti-reverse charging protection can be connected with
Member, the reversely charging problem between batteries can be avoided, and then protect batteries.
In a specific embodiment provided by the utility model, in addition to：Anti- guncotton；The anti-guncotton is arranged on described
On solar components.
By installing anti-guncotton on solar components, safeguard protection can be played a part of.
Wherein, the anti-guncotton can be arranged on the solar components back side, can also make interlayer and be arranged on solar energy group
In part.
In a specific embodiment provided by the utility model, in addition to：Cooling device；The cooling device is arranged on
Around the batteries.
Cooling device is provided with around batteries, the temperature of batteries can be reduced.In batteries discharge and recharge
Cheng Zhong, the temperature of batteries can raise, and influence the service life of batteries, by setting cooling device, can effectively subtract
The temperature of low batteries, and then improve the service life of batteries.
In a specific embodiment provided by the utility model, the batteries by least one batteries into.
Batteries are by the parallel connection of multiple batteries and/or are composed in series, in such manner, it is possible to be load effectively using solar energy
Power supply.
In a specific embodiment provided by the utility model, the energy supply control module, controller and dual power supply are certainly
Dynamic change-over switch；The controller is connected with the double power supply automatic transfer switch.
Controller can use control chip, CPU etc..
Double power supply automatic transfer switch can be controlled in solar powered power supply and storage battery power supply power supply by controller
Between switch.When controller detects that the electric current of solar powered power supply power supply or voltage are less than predetermined threshold value, control is double
Power automatic transfer switch cuts off the power switch of solar powered power supply, closes the power switch of storage battery power supply power supply, by
Batteries are load supplying.When controller detects that the electric current of solar powered power supply power supply or power supply are not less than default threshold
During value, it by solar powered power supply is load supplying to control double power supply automatic transfer switch.
In the utility model, between energy supply control module and inverter, power inverting unit, power can also be connected with
The low-voltage electric energy that power module exports can be changed into the high voltage electric energy required for load by inversion unit, can also be by power supply mould
The high voltage electric energy of block output is changed into the low-voltage electric energy required for load, preferably load supplying.
Power inverting unit can be connected with the controller in energy supply control module, and power inverting unit is controlled by controller
Power variation.Controller can control the electric energy of power inverting cell translation according to preset value.
In the circuit that photovoltaic module is connected with batteries, overcharge protection circuit is also associated with, photovoltaic group can be avoided
Part fills excessive voltage to batteries, damages batteries.
The utility model provides a kind of overcharge protection circuit, as shown in Figure 2.The overcharge protection circuit, including：First electricity
Hinder R1, the first triode VT1, second resistance R2,3rd resistor R3, the 4th resistance R4, the 5th resistance R5, the second triode VT2,
3rd triode VT3, unilateral diode D1, voltage-regulator diode Z1, the first charging capacitor C1 and the second charging capacitor C2；The light
The positive pole of volt component is connected on the emitter stage of the first triode VT1, and the colelctor electrode of the first triode VT1 is connected to
On the positive pole of batteries, the base stage of the first triode VT1 is connected to the 3rd triode VT3 collection by the 5th resistance R5
On electrode, the grounded emitter of the 3rd triode VT3, the base stage of the 3rd triode VT3 is connected to the described 2nd 3
On pole pipe VT2 colelctor electrode, the colelctor electrode of the second triode VT2 is connected to the photovoltaic module by 3rd resistor R3
On positive pole, the grounded emitter of the second triode VT2, the base stage of the second triode VT2 by second resistance R2 with
It is grounded after 4th resistance R4 series circuits, the first resistor R1, unilateral diode D1 and voltage-regulator diode Z1 series connection, and first
Resistance R1 one end is connected to the positive pole of photovoltaic module, and the other end is connected on unilateral diode D1 negative pole, the voltage stabilizing two
Pole pipe Z1 positive pole is connected on unilateral diode D1 negative pole, voltage-regulator diode Z1 negative pole is connected to second resistance R2 and
On four resistance R4 tie point, the first charging electric capacity C1 and the second charging capacitor C2 is in parallel and positive pole is connected to unidirectionally
On diode D1 positive pole, negative pole ground connection.
Wherein, in Fig. 2, V+ represents the positive pole of photovoltaic module, and V- represents the negative pole of photovoltaic module, and B+ represents batteries
Positive pole, B- represent the negative pole of batteries, and GN represents ground connection.
Wherein, the first triode VT1 is PNP type triode.The second triode VT2 and the 3rd triode VT3
For NPN type triode.
Voltage is higher during photovoltaic module output no-load, and when the moment that charges the battery, photovoltaic module first passes through R1 and gives electrolysis electricity
Hold C1, C2 chargings, voltage slowly rises by low, and voltage-stabiliser tube is started moment can not turn at once, triode VT2 cut-offs, simultaneously
Base current turn-on transistor VT3 is provided by R3, now, triode VT1 is simultaneously turned on and by triode VT1 to battery
Group charging, photovoltaic module voltage instantaneous are pulled down to close to cell voltage.
When batteries are in charged state, voltage-regulator diode Z1 can not be turned on, with the increase in charging interval, battery
Group voltage also increases as, and the output voltage of photovoltaic module also increases as.
When batteries are full of, when accumulator battery voltage reaches preset value, voltage-regulator diode Z1 conductings, provided by R2
Base current, turn-on transistor VT2, while make triode VT3, VT4 cut-off, batteries stop charging, reach and overcharge protection
Function.Can effectively solve photovoltaic module in conventional art and can not be delayed to overcharge the deficiency of protection, strong applicability and practicality is good.
More than, a kind of embodiment explanation of the power supply based on solar energy provided for the utility model embodiment.
In the description of the present application, it is to be understood that term " first ", " second " etc. are only used for describing purpose, without
It is understood that to indicate or implying relative importance or the implicit quantity for indicating indicated technical characteristic.Of the present utility model
In description, " multiple " are meant that two or more, unless otherwise specifically defined.
In this application, unless otherwise clearly defined and limited, the term such as term " connected ", " connection ", " fixation " should
It is interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；It can be electrical connection；Can be with
It is to be joined directly together, can also be indirectly connected by intermediary, can is connection or the phase of two elements of two element internals
Interaction relation.For the ordinary skill in the art, above-mentioned term can be understood in this practicality as the case may be
Concrete meaning in new.
In specification of the present utility model, numerous specific details are set forth.It is to be appreciated, however, that reality of the present utility model
Applying example can put into practice in the case of these no details.In some instances, known method is not been shown in detail, is
System and technology, so as not to obscure the understanding of this description.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, system, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present utility model.In this manual, to the schematic table of above-mentioned term
State and be necessarily directed to identical embodiment or example.Moreover, specific features, system, material or the feature of description can be with
Combined in an appropriate manner in any one or more embodiments or example.In addition, in the case of not conflicting, this area
Technical staff the different embodiments or example and the feature of different embodiments or example described in this specification can be entered
Row combines and combination.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type, it all should cover among claim of the present utility model and the scope of specification.
Claims (10)
- A kind of 1. power supply based on solar energy, it is characterised in that including：Power module, energy supply control module and inverter；The power module is made up of at least one power subsystem；The power subsystem, including：Photovoltaic module and batteries；The photovoltaic module in the power subsystem is connected with the batteries, and the photovoltaic module is the batteries Charging；The photovoltaic module in each power subsystem is connected and/or is connected in parallel, and forms solar powered power supply；The batteries in each power subsystem are connected and/or are connected in parallel, and form batteries power supply；The energy supply control module is all connected with the power module and the inverter；The energy supply control module is used to switch between the solar powered power supply and the storage battery power supply power supply；The inverter is used to the direct current that the power module exports being converted to alternating current, is load supplying.
- 2. the power supply according to claim 1 based on solar energy, it is characterised in that the power subsystem, in addition to： Voltage stabilizing subelement；The voltage stabilizing subelement is all connected with the photovoltaic module and the batteries；The voltage stabilizing subelement is used to stablize the voltage that the photovoltaic module is the battery charging.
- 3. the power supply according to claim 1 based on solar energy, it is characterised in that the power subsystem, in addition to： Measure voltage ＆ current subelement；The measure voltage ＆ current subelement is connected with the photovoltaic module；The measure voltage ＆ current subelement is used to detect and show the voltage and current at the photovoltaic module both ends.
- 4. the power supply according to claim 3 based on solar energy, it is characterised in that measure voltage ＆ current is single Member uses digital current voltmeter.
- 5. the power supply according to claim 1 based on solar energy, it is characterised in that the power subsystem, in addition to： Electric power detection subelement；The electric power detection subelement is connected with the batteries；The electric power detection subelement is used to detecting and showing the electricity of the batteries and the batteries both ends Voltage.
- 6. the power supply according to claim 1 based on solar energy, it is characterised in that the power module, in addition to： At least one anti-reverse charging protection location；The anti-reverse charging protection location is connected between two batteries.
- 7. the power supply according to claim 1 based on solar energy, it is characterised in that also include：Anti- guncotton；The anti-guncotton is arranged on the photovoltaic module.
- 8. the power supply according to claim 1 based on solar energy, it is characterised in that also include：Cooling device；The cooling device is arranged on around the batteries.
- 9. the power supply according to claim 1 based on solar energy, it is characterised in that the batteries are by least one Individual batteries into.
- 10. the power supply according to claim 1 based on solar energy, it is characterised in that the energy supply control module, bag Include：Controller and double power supply automatic transfer switch；The controller is connected with the double power supply automatic transfer switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721180085.1U CN207218355U (en) | 2017-09-14 | 2017-09-14 | A kind of power supply based on solar energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721180085.1U CN207218355U (en) | 2017-09-14 | 2017-09-14 | A kind of power supply based on solar energy |
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| Publication Number | Publication Date |
|---|---|
| CN207218355U true CN207218355U (en) | 2018-04-10 |
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ID=61825016
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721180085.1U Active CN207218355U (en) | 2017-09-14 | 2017-09-14 | A kind of power supply based on solar energy |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107437845A (en) * | 2017-09-14 | 2017-12-05 | 吴志强 | A kind of power supply based on solar energy |
| CN110137619A (en) * | 2019-04-15 | 2019-08-16 | 华为技术有限公司 | Energy storage device temprature control method and device |
-
2017
- 2017-09-14 CN CN201721180085.1U patent/CN207218355U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107437845A (en) * | 2017-09-14 | 2017-12-05 | 吴志强 | A kind of power supply based on solar energy |
| CN110137619A (en) * | 2019-04-15 | 2019-08-16 | 华为技术有限公司 | Energy storage device temprature control method and device |
| CN110137619B (en) * | 2019-04-15 | 2021-12-24 | 华为数字能源技术有限公司 | Energy storage device temperature control method and device |
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