CN208079016U - solar energy storage system - Google Patents
solar energy storage system Download PDFInfo
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- CN208079016U CN208079016U CN201820673223.8U CN201820673223U CN208079016U CN 208079016 U CN208079016 U CN 208079016U CN 201820673223 U CN201820673223 U CN 201820673223U CN 208079016 U CN208079016 U CN 208079016U
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- 229910052744 lithium Inorganic materials 0.000 claims description 12
- 239000010409 thin film Substances 0.000 claims description 11
- 239000002253 acid Substances 0.000 claims description 8
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 7
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000428 dust Substances 0.000 claims description 5
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 239000005955 Ferric phosphate Substances 0.000 claims description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 4
- KFDQGLPGKXUTMZ-UHFFFAOYSA-N [Mn].[Co].[Ni] Chemical compound [Mn].[Co].[Ni] KFDQGLPGKXUTMZ-UHFFFAOYSA-N 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 238000005538 encapsulation Methods 0.000 claims description 4
- 229940032958 ferric phosphate Drugs 0.000 claims description 4
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 claims description 4
- 229910000399 iron(III) phosphate Inorganic materials 0.000 claims description 4
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 claims description 3
- 229910001218 Gallium arsenide Inorganic materials 0.000 claims description 3
- 229910018095 Ni-MH Inorganic materials 0.000 claims description 3
- 229910018477 Ni—MH Inorganic materials 0.000 claims description 3
- QXZUUHYBWMWJHK-UHFFFAOYSA-N [Co].[Ni] Chemical compound [Co].[Ni] QXZUUHYBWMWJHK-UHFFFAOYSA-N 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 claims description 3
- CJOBVZJTOIVNNF-UHFFFAOYSA-N cadmium sulfide Chemical compound [Cd]=S CJOBVZJTOIVNNF-UHFFFAOYSA-N 0.000 claims description 3
- 229910052980 cadmium sulfide Inorganic materials 0.000 claims description 3
- 229910017052 cobalt Inorganic materials 0.000 claims description 3
- 239000010941 cobalt Substances 0.000 claims description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 3
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 3
- XSOKHXFFCGXDJZ-UHFFFAOYSA-N telluride(2-) Chemical compound [Te-2] XSOKHXFFCGXDJZ-UHFFFAOYSA-N 0.000 claims description 3
- 206010070834 Sensitisation Diseases 0.000 claims description 2
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims description 2
- 230000008313 sensitization Effects 0.000 claims description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 1
- 229910052802 copper Inorganic materials 0.000 claims 1
- 239000010949 copper Substances 0.000 claims 1
- QNWMNMIVDYETIG-UHFFFAOYSA-N gallium(ii) selenide Chemical compound [Se]=[Ga] QNWMNMIVDYETIG-UHFFFAOYSA-N 0.000 claims 1
- 229910052738 indium Inorganic materials 0.000 claims 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims 1
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- 206010037660 Pyrexia Diseases 0.000 description 6
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
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- 229910052719 titanium Inorganic materials 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Photovoltaic Devices (AREA)
- Secondary Cells (AREA)
Abstract
The application belongs to solar energy generation technology field, provides a kind of solar energy storage system.The solar energy storage system, including solar components, solar controller, battery module, electric heater unit and output module, wherein solar components are electrically connected with solar controller；Solar controller is electrically connected with battery module；Solar controller is electrically connected with electric heater unit, and electric heater unit is for generating heat so that battery module heats up；Battery module and output module electrical connection, output module includes o controller and the DC/DC converters being electrically connected with o controller and DC/AC converters.Solar energy storage system provided by the embodiments of the present application can be well adapted for low temperature environment, be the power supply for electrical equipment of various voltage specifications.
Description
Technical field
This application involves solar energy generation technology field, more particularly to a kind of solar energy storage system.
Background technology
The energy and environment have become the problem of Present Global is paid close attention to the most, find clean, reproducible alternative energy source
Have become the common recognition of the world today.Undoubtedly, solar energy is to best suit one of alternative energy source of condition.Solar energy is a kind of the sun
Light is converted into the green regenerative energy sources of electric energy, compared with other conventional energy resources, has the characteristics that following：1, solar energy takes it
Not to the utmost, nexhaustible.It is estimated that projecting the solar energy of the earth among 1 year, energy is equivalent to 137,000,000,000,000 tons of standard coal institutes
The heat of generation, the about current whole world utilize 20,000 times of energy produced by the various energy in 1 year；2, solar energy is being converted
The pollution for jeopardizing environment is not will produce in the process；3, solar energy resources extend over the entire globe, and can dispersedly, regionally exploit；4,
Solar power generation is static operation, and without moving component, long lifespan is not necessarily to or seldom needs to safeguard.Solar power generation product is pressed
Technology path can be divided into crystal silicon series of products and series thin film product.
Solar power generation is from sunlight so that output is unstable, and most power loads need stable input, therefore
Mating energy-storage system is particularly important.Currently, the energy-storage battery that solar energy storage system is selected is mostly lithium ion battery, and lithium
Ion battery is affected by the external environment, and especially temperature influence is very big, and low temperature (5 DEG C of <) charging can make performance of lithium ion battery fast
Speed deteriorates, and the lost of life, security risk increase.Its performance degradation principle is to charge under cryogenic conditions, the migration velocity of lithium ion
Slow down, it is difficult to which opposite in embedded cathode to be easier to deviate from from cathode, to cause lithium metal to deposit, here it is so-called " lithiums
Dendrite ".This Dendritic TiC long-term accumulation will puncture diaphragm, cause internal short-circuit of battery；Meanwhile the lithium and electrolyte of precipitation
Reduction reaction occurs, new SEI (solid electrolyte interface, solid electrolyte interface) film can be formed, covers
On original SEI films, the impedance of battery is made to increase, Polarimetric enhancement drastically declines so as to cause the capacity of battery.And battery holds
The appearance of the sharp-decay of amount and " Li dendrite " most probably makes inside battery that short circuit occur, and electric leakage is even exploded, and safe thing is caused
Therefore.
Solar energy storage system have the characteristics that it is portable and removable, can be used in various occasions, need to have well
Ambient adaptability, so providing battery heat protocol in low temperature environment for it is particularly important.
Utility model content
In view of this, the embodiment of the present application provides a kind of solar energy storage system, can be utilized too in low temperature environment
Sun can heat for the battery that it includes.
The embodiment of the present application provides a kind of solar energy storage system, including solar components, solar controller, battery
Module, electric heater unit and output module, wherein
The solar components are electrically connected with the solar controller；
The solar controller is electrically connected with the battery module；
The solar controller is electrically connected with the electric heater unit, and the electric heater unit is for generating heat so that described
Battery module heats up；
The battery module and the output module electrical connection, the output module include o controller and with it is described defeated
Go out the DC/DC converters and DC/AC converters of controller electrical connection.
Selectively, the electric heater unit includes thermoelectric cooling module.
Selectively, the electric heater unit includes Electric radiant Heating Film and/or heating wire.
Selectively, the heating device of the electric heater unit is located at except the battery module and/or is located at the electricity
Between Chi Mo batteries in the block.
Selectively, the electric heater unit includes multiple heating devices that can be heated independently of one another.
Selectively, the battery module includes battery management system, the battery management system and the solar energy control
Device electrical connection processed.
Selectively, be provided with temperature sensor unit in the battery module, the temperature sensor unit with it is described
Battery management system is electrically connected.
Selectively, the temperature sensor unit includes the multiple temperature sensors being arranged in different location.
Selectively, the solar components include mono-crystalline silicon solar component, polycrystalline silicon solar component, non-crystalline silicon too
Positive energy component, Cadimium telluride thin film component, gallium arsenide film component, CIGS thin-film component, cadmium sulphide membrane component, dyestuff are quick
Change at least one of solar components, organic flexible solar components and perovskite thin film component, and/or
The battery module includes ferric phosphate lithium cell, cobalt acid lithium battery, lithium manganate battery, nickel cobalt aluminium ternary battery, titanium
At least one of acid lithium battery, nickel-cobalt-manganese ternary battery, lead carbon battery, Ni-MH battery, nickel-cadmium cell and lead-acid battery.
Selectively, the water proof and dust proof grade of the encapsulation of the solar energy storage system meets or exceeds IP65.
The advantageous effect of technical solution provided by the embodiments of the present application includes at least：
Solar energy storage system provided by the embodiments of the present application, by solar components by light
It can be converted into electric energy, battery module is conveyed to by solar controller, solar controller is also electrically connected with electric heater unit,
When battery module is in low temperature, to make battery module heat up by supplying electricity to electric heater unit fever, battery module also gives
The DC/DC converters of o controller electrical connection and the power supply of DC/AC converters, respectively direct-flow electricity utilization apparatus provide DC power supply
AC power is provided with for AC electric equipment.Thus solar energy storage system provided by the embodiments of the present application can fit well
It does not need battery powered when answering low temperature environment, be the power supply for electrical equipment of various voltage specifications, and heating and directly utilizes the sun
Can, reduce battery loss, improves charge efficiency.
Description of the drawings
In order to more clearly explain the technical solutions in the embodiments of the present application, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the utility model,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the structural schematic diagram for the solar energy storage system that one embodiment of the application provides；
Fig. 2 is the solar energy storage for including multiple temperature sensors and multiple heating devices that one embodiment of the application provides
The part-structure schematic diagram of system.
Reference numeral in figure indicates respectively：
1-solar components；
2-solar controllers；
3-battery modules；31—BMS；32-batteries；33-temperature sensors；
4-electric heater units；41-heating devices；
5-output modules；51-o controllers；52-DC/DC converters；53-DC/AC converters.
Specific implementation mode
To keep the technical solution of the utility model and advantage clearer, the utility model is implemented below in conjunction with attached drawing
Mode is described in further detail.
Solar energy storage system provided by the utility model, including solar components, solar controller, battery module,
Electric heater unit and output module, wherein solar components are electrically connected with solar controller；Solar controller and battery
Module is electrically connected；Solar controller is electrically connected with electric heater unit, and electric heater unit is for generating heat so that battery module heats up；
Battery module and output module electrical connection；Output module includes o controller and the DC/DC being electrically connected with o controller (straight
Flow to direct current) converter and DC/AC (direct current to exchange) converter.
Solar energy storage system provided by the present application can convert light energy into electric energy by solar components, pass through the sun
Energy controller is conveyed to battery module, and solar controller is also electrically connected with electric heater unit, to be in low temperature in battery module
When, so that battery module is heated up by supplying electricity to electric heater unit fever, battery module also gives the DC/ of o controller electrical connection
DC converters and the power supply of DC/AC converters, respectively direct-flow electricity utilization apparatus provide DC power supply and are provided for AC electric equipment
AC power.Thus solar energy storage system provided by the present application can be well adapted for low temperature environment, be various voltage specifications
Power supply for electrical equipment, and while heating do not need battery powered and directly utilize solar energy, reduce battery loss, improve and fill
Electrical efficiency.
The technical solution of the utility model is illustrated with exemplary embodiment below.
One embodiment of the utility model provides a kind of solar energy storage system, and Fig. 1 is the knot of the solar energy storage system
Structure schematic diagram.
As shown in Figure 1, the solar energy storage system includes solar components 1, solar controller 2, battery module 3, electricity
Heating device 4 and output module 5.
Solar components 1 are electrically connected with solar controller 2.Solar components 1, can be with for converting light energy into electric energy
For crystal silicon component or film assembly.Solar controller 2 can be described as solar charging discharging controller again, be connect from solar components 1
Electric energy is received, there is switch and control function of power.
Solar controller 2 is electrically connected with battery module 3.MPPT controller, MPPT controls may be used in solar controller 2
Device processed is " MPPT maximum power point tracking " (Maximum Power Point Tracking) solar controller, being capable of detecting real-time
The generating voltage of solar panels, and track ceiling voltage current value, allow system with maximum power output to battery module 3 into
Row charging.The electrical energy transportation that solar controller 2 and battery module 3 are electrically connected, thus can generate solar components 1 is to electricity
Pond module 3 charges, while solar controller 2 has the function of charge switch, can disconnect and start charging process, such as
When the temperature of battery module 3 is relatively low, the charging to battery module 3 is disconnected, and in the temperature rise of battery module 3 to suitable for filling
When the temperature of electricity, start the charging to battery module 3.Battery module 3 may include one or more battery.
Solar controller 2 is electrically connected with electric heater unit 4.Electric heater unit 4 receives the sun from solar controller 2
The electric energy that energy component 1 generates, for generating heat so that battery module 3 heats up.That is, electric heater unit 4 be arranged mode and
Position allows its heat generated by electricity to be effectively transferred to battery module 3.Solar controller 2 has power switch work(
Can, the power supply to electric heater unit 4 can be disconnected or be started, such as when the temperature of battery module 3 is relatively low, start to electrical heating
The power supply of device 4 makes its fever make 3 temperature rise of battery module, and higher without when heating up in the temperature of battery module 3,
Disconnect the power supply to electric heater unit 4.
Battery module 3 and output module 5 are electrically connected.Output module 5 include o controller 51 and with o controller 51
The DC/DC converters 52 and DC/AC converters 53 of electrical connection.O controller 51 turns the electric energy of battery module 3 from DC/DC
Parallel operation 52 and the output of DC/AC converters 53 are to corresponding load equipment.O controller 51 can be intelligent controller, function
Including but not limited to power-distribution management, wireless communication and remote control etc..DC/DC converters 52 provide DC voltage, are suitable for
It powers to direct-flow electricity utilization apparatus.DC/AC converters 53 provide alternating voltage, are suitable for powering to AC electric equipment.In this implementation
May include that the DC/DC circuits of multiple and different ranks and DC/AC circuits are used for the voltage and power of battery energy storage system in example
It is adjusted to the permission input range of different loads, including but unlimited direct current 5V, direct current 12V and alternating current 220V etc., and can be according to reality
The output circuit of border demand flexible configuration different voltages rank.The output interface of DC/DC converters 52 for example can be 5V USB
The output interface of interface and ATX 12V interfaces, DC/AC converters 53 for example can be 220V holes and three hole interfaces.
In the present embodiment, solar components 1 can be one kind, can also be more than one.Solar components 1 may include list
Crystal silicon solar component, polycrystalline silicon solar component, non-crystal silicon solar energy component, Cadimium telluride thin film component, gallium arsenide film group
Part, CIGS thin-film component, cadmium sulphide membrane component, dye sensitization of solar component, organic flexible solar components and calcium
It is one or more in titanium ore film assembly, but not limited to this.
In the present embodiment, battery module 3 may include ferric phosphate lithium cell, cobalt acid lithium battery, lithium manganate battery, nickel cobalt aluminium
One in ternary battery, lithium titanate battery, nickel-cobalt-manganese ternary battery, lead carbon battery, Ni-MH battery, nickel-cadmium cell and lead-acid battery
Kind is a variety of, but not limited to this.
In the present embodiment, the water proof and dust proof grade of the encapsulation of solar energy storage system can meet or exceed IP65, also
It is to say, whole system will at least carry out IP65 grades of the dust-proof processing that discharges water, to can at least entirely prevent dust to enter and make to appoint
What angle low-pressure fuel injection is without influence, therefore the solar energy storage system of the present embodiment can be placed at outdoor, to a certain extent
It is not influenced by wind and rain dust.Certainly, in other embodiments, according to actual needs, the encapsulation of solar energy storage system is anti-
The dust-proof grade of water can be less than IP65.
In the present embodiment, electric heater unit 4 may include various types of heating devices, such as PTC (Positive
Temperature Coefficient, positive temperature coefficient (prodigious component)), heating wire, Electric radiant Heating Film and thermoelectric cooling module,
But not limited to this.
In some illustrative embodiments, electric heater unit 4 may include thermoelectric cooling module.Thermoelectric cooling module is profit
The device that can not only freeze made of Peltier effect with semi-conducting material but also can heat passes through its direct current as long as changing
Flow direction.It since thermoelectric cooling module can not only freeze, but also can heat, therefore electric heater unit 4 is excessively high in 3 temperature of battery module
When can also be battery module 3 cool down.
In some illustrative embodiments, electric heater unit 4 may include Electric radiant Heating Film.Electric radiant Heating Film is, for example, after being powered
Can fever translucent polyester film, by conductive special ink, metal current-carrying item is processed, hot pressing is in insulation polyester film
Between be made.Electric radiant Heating Film is soft and heating area is big, can be bonded battery module 3 well, provide faster heating rate.
In some illustrative embodiments, electric heater unit 4 can also include heating wire, and heating wire cost is relatively low
It is honest and clean, system cost can be reduced.
In the present embodiment, the heating device of electric heater unit 4 can be located at except the battery module 3, that is, be wrapped in electricity
Outside pond module 3 or positioned at the position of adjacent cells module 3；It can also be located between the battery in battery module 3；It can be with two
Person has it concurrently.Specific setting can be determined according to heating device type and the structure of battery module 3 etc..
In some illustrative embodiments, electric heater unit 5 may include that multiple can be heated independently of one another
Heating device, that is to say, that these heating devices are powered or are conditioned in the running parameter of a heating device when can be different
When other heating devices running parameter can be constant, such as can pass through multiple switch realize or multiple controllable feeder ear causes for gossip
It is existing.Thus both all heating devices can be allowed to heat together, can also be allowed pair when 3 internal temperature of battery module is inconsistent
Should be in the heating device electrified regulation at temperature lower position, and other heating devices can be without energization, or allow each
The power of heating device increases or reduces independently of one another.
In the present embodiment, can by solar controller 2 voluntarily determine or by manually determine (such as pass through switch power
Switch is realized, power switch is not shown in figure) energization and power-off of battery module 3 and electric heater unit 4.It is illustrative at some
In embodiment, can solar energy be controlled by the BMS (Management System, battery management system) in battery module 3
Controller 2 switches the power supply to battery module 3 and electric heater unit 4.At this time as shown in Figure 1, battery module 3 includes BMS 31,
BMS 31 is electrically connected (such as signal is connect) with solar controller 2, so as to provide power switching letter for solar controller 2
Number.
In some illustrative embodiments, temperature sensor unit, temperature sensor list are provided in battery module 3
Member is electrically connected (such as signal is connect) with BMS 31, so as to sense the temperature in battery module 3 and report BMS 31.BMS 31
The power switching of solar controller 2 can be controlled according to the temperature sensed.Such as when the temperature is low, BMS 31 can be controlled
Solar controller 2 processed does not power to battery module 3, and only powers to electric heater unit 4；When temperature is higher, BMS 31 can
To control power supply of the cut-out of solar controller 2 to electric heater unit 4, and charge to battery module 3.Temperature sensor include but
It is not limited to thermocouple type and thermal resistance type of temperature sensor.
In some illustrative embodiments, temperature sensor unit may include the multiple temperature being arranged in different location
Degree sensor can reflect battery module 3 comprehensively so as to provide the temperature conditions in battery module 3 at different location
Temperature conditions provides more acurrate foundation for the switching of power supply.In other embodiments, temperature sensor unit can also only include
One temperature sensor.
Be multiple, heating device it is a kind of multiple illustrative situation Fig. 2 shows temperature sensor.As shown in Fig. 2, electric
Pond module includes multiple batteries 32, and is provided with multiple temperature sensors 33 at different locations, each temperature sensor 33
All it is signally attached to BMS 31, heating device includes multiple heating devices 41, and multiple heating devices 41 are located at different location and all
It is electrically connected with solar controller 2.The connected temperature sensor 33 of dotted line and heating device 41 constitute correspondence, and the two is general
Position is adjacent.When the temperature that a temperature sensor 33 measures is less than given threshold, BMS 31 controls solar controller 2 and is
Its corresponding heating device 41 is powered, and when the temperature that a temperature sensor 33 measures is higher than given threshold, BMS 31 is controlled
The power supply of corresponding heating device 41 can be cut off in solar controller 2 processed；When the temperature that all temperature sensors 33 measure is high
When given threshold, BMS 31 can control solar controller 2 to power for battery module.Pay attention to heating device 41, battery in figure
32 and temperature sensor 33 quantity and position be all schematical, although and that a heating device 41 is shown in the figure is right
A temperature sensor 33 is answered, but may be that multiple heating devices 41 correspond to a temperature sensor 33 or a fever
Device 41 corresponds to a multiple temperature sensors 33.
In some illustrative embodiments, solar energy storage system can be portable power generation paper product, solar energy
Component can select CIGS thin-film component, battery module that can select ferric phosphate lithium cell, low-temperature heat threshold value that can be arranged
It is 10 DEG C.
In some illustrative embodiments, solar energy storage system can be Portable mobile power source case product, the sun
Energy component can select CIGS thin-film component, battery module that can select nickel-cobalt-manganese ternary battery, and low-temperature heat threshold value can
It is set as 5 DEG C.
In some illustrative embodiments, solar energy storage system can be mobile fast-assembled power station project, solar energy
Component can select CIGS thin-film component or crystal silicon product, and battery module can select lead carbon battery or lead-acid battery, low
Temperature heating threshold value may be configured as 2 DEG C.
Solar energy storage system provided by the embodiments of the present application converts light energy into electric energy by solar components, passes through
Solar controller is conveyed to battery module, and solar controller is also electrically connected with electric heater unit, to be in battery module
When low temperature, battery module is set to heat up by supplying electricity to electric heater unit fever, battery module also gives o controller electrical connection
DC/DC converters and DC/AC converters power supply, respectively direct-flow electricity utilization apparatus provide DC power supply and be AC electric equipment
AC power is provided.Thus solar energy storage system provided by the embodiments of the present application can be well adapted for low temperature environment, be each
The power supply for electrical equipment of kind voltage specification, and do not need battery powered when heating and directly utilize solar energy, reduce battery damage
Consumption, improves charge efficiency.
In this application, it will be recognized by those of skill in the art that, term " first ", " second " etc. are only used for description mesh
, it is not understood to indicate or imply relative importance or implicitly indicates the quantity of indicated technical characteristic.In this Shen
Please in, it will be recognized by those of skill in the art that, electrical connection means can to flow through the wired connection of electric current, and signal connection means can
To transmit the wired or wireless connection of signal.
The above is merely for convenience of it will be understood by those skilled in the art that the technical solution of the utility model, not to
Limit the utility model.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of solar energy storage system, which is characterized in that add including solar components, solar controller, battery module, electricity
Thermal and output module, wherein
The solar components are electrically connected with the solar controller；
The solar controller is electrically connected with the battery module；
The solar controller is electrically connected with the electric heater unit, and the electric heater unit is for generating heat so that the battery
Module heats up；
The battery module is electrically connected with the output module, and the output module includes o controller and controlled with the output
The DC/DC converters and DC/AC converters of device electrical connection processed.
2. solar energy storage system according to claim 1, which is characterized in that the electric heater unit includes thermoelectric cooling
Device.
3. solar energy storage system according to claim 1, which is characterized in that the electric heater unit includes Electric radiant Heating Film
And/or heating wire.
4. the heating device of solar energy storage system according to claim 1, the electric heater unit is located at the battery
Between battery except module and/or in the battery module.
5. solar energy storage system according to claim 1, the electric heater unit includes that multiple can carry out independently of one another
The heating device of heating.
6. solar energy storage system according to claim 1, which is characterized in that the battery module includes battery management system
System, the battery management system are electrically connected with the solar controller.
7. solar energy storage system according to claim 6, which is characterized in that be provided with temperature biography in the battery module
Sensor cell, the temperature sensor unit are electrically connected with the battery management system.
8. solar energy storage system according to claim 7, which is characterized in that the temperature sensor unit includes setting
In multiple temperature sensors of different location.
9. solar energy storage system according to claim 1, which is characterized in that the solar components include monocrystalline silicon too
Positive energy component, polycrystalline silicon solar component, non-crystal silicon solar energy component, Cadimium telluride thin film component, gallium arsenide film component, copper and indium
Gallium selenium film assembly, cadmium sulphide membrane component, dye sensitization of solar component, organic flexible solar components and perovskite thin film
At least one of component, and/or
The battery module includes ferric phosphate lithium cell, cobalt acid lithium battery, lithium manganate battery, nickel cobalt aluminium ternary battery, lithium titanate
At least one of battery, nickel-cobalt-manganese ternary battery, lead carbon battery, Ni-MH battery, nickel-cadmium cell and lead-acid battery.
10. according to the solar energy storage system described in any one of claim 1-9, which is characterized in that the solar energy storage
The water proof and dust proof grade of the encapsulation of system meets or exceeds IP65.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820673223.8U CN208079016U (en) | 2018-05-07 | 2018-05-07 | solar energy storage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820673223.8U CN208079016U (en) | 2018-05-07 | 2018-05-07 | solar energy storage system |
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Family
ID=64045613
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110137619A (en) * | 2019-04-15 | 2019-08-16 | 华为技术有限公司 | Energy storage device temprature control method and device |
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2018
- 2018-05-07 CN CN201820673223.8U patent/CN208079016U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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