CN2882082Y - Solar module using high power superhigh capacitor - Google Patents
Solar module using high power superhigh capacitor Download PDFInfo
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- CN2882082Y CN2882082Y CNU2005201335066U CN200520133506U CN2882082Y CN 2882082 Y CN2882082 Y CN 2882082Y CN U2005201335066 U CNU2005201335066 U CN U2005201335066U CN 200520133506 U CN200520133506 U CN 200520133506U CN 2882082 Y CN2882082 Y CN 2882082Y
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
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Abstract
The utility model discloses a solar module using a hi-power super-high-capacity capacitor, which is mainly used for connecting a high-power super capacitor and a step-up pump circuit in parallel between a solar battery and an accumulator, so as to enhance the weak voltage generated by weak illumination strength, solve such problems as non steady solar, that energy input and small power energy can't be accumulated and converted into electric energy because the sunshine changes with the topography, the climate, the shadow and the environment, etc.
Description
Technical field
The utility model relates to a kind of solar energy module that uses capacitor with high power and ultra-high capacitance, and it is the photoelectric conversion efficiency of the solar energy that can gain, the design that improves the solar energy equipment energy-absorbing effect.
Background technology
Fossil energy (as: coal, oil or uranium etc.) has region, ore deposit storage and contaminative, and be the accumulation in 1 years, need to drop into a large amount of manpower and materials exploitations, cause the ecological great calamity that can't remedy most probably once polluting, therefore free of contamination alternative energy source research, various countries all actively launch, and wherein inexhaustible and pollution-free problem is the research of solar energy.
Solar energy is the clean free of contamination energy, has and does not have exhausted dangerous, nuisanceless, the restriction that is not subjected to the resource distribution region, can source quality height, the suitable portable type energy and obtain advantages such as the energy takes a short time.Because semiconductor and LED technology is increasingly mature, Application of Solar Energy is further strengthened, is widely used in low power electronics product and solar power generation.
General known low-power solar product is made up of live part and discharge part branch, see through solar cell electrical power storage is constituted live part to battery, again through battery discharge to load, this load is carried in the daily life as solar energy flower garden lamp, solar energy direction board, solar energy traffic and constructing device, solar charger or solar electric torch, solar energy broadcast receiver, solar energy toy etc., to reduce the use amount of dry cell.
For instance, solar cell application mainly is made up of solar cell 10, charge controller 11, rechargeable battery 12 and load 13 (bulb or LED) in LED loaded line (as shown in Figure 1).Solar cell 10 produces electric energy through opto-electronic conversion, by charge controller 11 controlling mechanisms with electrical power storage in rechargeable battery 12.The luminosity of solar cell 10 detecting contexts changes on the other hand, and will to change by rechargeable battery can't produce enough electric energy the time be discharge mechanism in dim, the energy of offered load 13.
Yet there is two large problems in the solar energy system on using:
1, solar energy is the unsettled energy.The opto-electronic conversion that solar cell produced can change with a day luminous intensity with Changes in weather, solar incident angle degree, daylight shade, causes concussion under the charging voltage (electric current).
2, when early morning and dusk because of the incident ray deficiency, the voltage that solar cell produced (electric current) is faint, can't charge to battery (internal resistance of cell is excessive), void depletes the electricity conversion energy.On one day daytime of 12 hours nearly, can utilize only about 3.5 hours sunshine, and its energy loss is very huge.
At foregoing problems, as U.S. Pat P 4,634,953 and USP 5,782,552.Disclose and use the substituent of large value capacitor as rechargeable battery in the solar energy system, intention to solve battery life, safeguard the technological means of problems such as replacement, this big capacity is exergonic electrochemical capacitance, has the capacitance of farad level.Its equivalent series resistance (ESR) but still has number nurses difficult to understand to tens of nurses difficult to understand though be lower than battery, and is in straitened circumstances for the energy-absorbing of solar energy, do not have too big help.The capacitance of energy release type electrochemical capacitance is as too little, and then ESP is too big, energy all the conversion between with thermal energy consumption; But capacitance is too big, then has many energy to be stored in the electrochemical capacitance again, loses and can't utilize with the self discharging ease.
Edge this, the utility model is with a high power release type electrochemical capacitance, cooperates a booster to design solar energy module and solves the voltage concussion, increases and utilize the time sunshine and promote solar absorption efficient.
The utility model content
Main purpose of the present utility model is for a kind of solar energy module that uses capacitor with high power and ultra-high capacitance is provided, to solve sunshine, cause the unstable energy input of solar energy can't store the problem that transfers electric energy to little electric energy because of landform, weather, shade and environmental change.
To achieve these goals, technical solution of the present utility model is: a kind of solar energy module that uses capacitor with high power and ultra-high capacitance comprises:
One solar battery group is luminous energy and electric energy transition components;
One electrochemical capacitance is collected the electric energy that solar battery group is changed, and maybe can't change in solar battery group conversion usefulness is low the time, the electric energy that stores is released into energy storage device;
One booster circuit is in order to promote electrochemical capacitance voltage so that energy storage device is charged;
One control circuit with booster and connect, is depositing electric energy in energy storage device in order to the control solar battery group under strong sunshine;
One energy storage device, store electrical energy and the main power supply that is supplied to load to move;
Wherein this electrochemical capacitance and booster circuit are parallel between solar battery group and energy storage device, to promote the more weak weak voltage that is produced of intensity of illumination.
The solar energy module of described use capacitor with high power and ultra-high capacitance, wherein this load is the device of middle low power demand, as: LED, bulb, carry-on electrical installation etc.
The solar energy module of described use capacitor with high power and ultra-high capacitance, wherein this control circuit comprises the charge controller of the charging control, high efficiency charging control or the tool maximum power point tracking system that decide electric current.
The solar energy module of described use capacitor with high power and ultra-high capacitance, wherein when solar battery group can't or inefficient during with the electric energy that generated, store accumulation via electrochemical capacitance, and the energy storage of booster circuit is to energy storage device.
The solar energy module of described use capacitor with high power and ultra-high capacitance, wherein when electric energy that solar battery group generated in advance storage go into electrochemical capacitance, again through the energy storage of booster circuit to energy storage device.
The solar energy module of described use capacitor with high power and ultra-high capacitance, wherein this high power electrochemical capacitance is to have the gold capacitor of high-energy and high power density or the aluminium electrolytic capacitor of high capacitance.
The solar energy module of described use capacitor with high power and ultra-high capacitance, this high power electrochemical capacitance electrochemical capacitance that is the transient high power release type wherein, tool hangs down the feature of internal resistance, high power density.
The solar energy module of described use capacitor with high power and ultra-high capacitance, wherein this booster circuit is low powder pulsed formula booster circuit.
The solar energy module of described use capacitor with high power and ultra-high capacitance, wherein this booster circuit is a transformer.
The solar energy module of described use capacitor with high power and ultra-high capacitance, wherein this booster circuit is a charge pump booster circuit.
The solar energy module of described use capacitor with high power and ultra-high capacitance, wherein this booster circuit is feed-back type or flyback booster circuit.
The solar energy module of described use capacitor with high power and ultra-high capacitance, but wherein this energy storage device comprises at least one recharge formula rechargeable battery.
The solar energy module of described use capacitor with high power and ultra-high capacitance, wherein this energy storage device is nickel-cadmium cell, Ni-MH battery, lithium ion battery, lithium macromolecule battery or lead-acid battery.
A kind of operating mode of solar energy mould provided by the utility model, when sunshine is sufficient, when solar battery group is stable and abundant to high-power electrochemical capacitance, energy storage device charging and provide load required electric energy.When the deficiency at sunshine, electric energy that solar battery group produces through the high-power electrochemical capacitance of low internal resistance through the energy storage of booster circuit to energy storage device, make by conventional solar cell and before take off before case be considered as unserviceable little electric energy and deposit in through this, improved solar energy module efficient.
Two kinds of operating modes of solar energy module provided by the utility model, no matter the power of its illumination, the electric energy that solar battery group produced all stores up the electrochemical capacitance into low internal resistance and high power, treats that electrochemical capacitance fills to charge to energy storage device through the booster circuit again after full.So can overcome sunlight negative factors such as unstable input, output voltage shake because of landform, weather, shade, environmental change cause, charge efficiency is low.
The utility model especially be fit to bad weather, cloudy, climate change is big, the hours of daylight is low and high latitude area, more can give full play of effect.
Description of drawings
Fig. 1 is the circuit box schematic diagram of known solar energy module;
Fig. 2 is a circuit box schematic diagram of the present utility model;
Fig. 3 is the basic diagram of Fig. 2;
Fig. 4 is first kind of operating mode schematic diagram of the utility model;
Fig. 5 is second kind of operating mode schematic diagram of the utility model.
10 solar cells, 20 solar energy modules
11 charge controllers, 21 solar battery group
12 rechargeable batteries, 22 electrochemical capacitances
13 loads, 23 control circuits
26 loads of 24 booster circuit
25 energy storage devices
Embodiment
For making the auditor can further understand feature of the present utility model and practical effect, attached now with preferred embodiment and graphic, describe in detail as the back:
Please consult Fig. 2 and shown in Figure 3 simultaneously, circuit box schematic diagram of the present utility model, solar energy module 20 of the present utility model comprises:
One solar battery group 21, it produces electric energy through opto-electronic conversion.
One high power electrochemical capacitance 22, it has for a kind of that internal resistance is low, capacitance is high, the electrochemical capacitance of the strong characteristics of instantaneous power 22, as ceramic condenser, electrochemical capacitor, tantalum electric capacity etc., it is thousands of to tens thousand of times that its capacitance is higher than general capacitor, can distinguish instantaneous power type and energy release type electrochemical capacitance according to purposes, the energy release type can have thousands of farads of high capacitances, can be used as battery use, and the capacitance of instantaneous power type electrochemical capacitance is at millifarad (MF) and between several farads, the big output characteristic of tool immediate current especially has more little electric current input accumulative effect to solar energy system.In the utility model preferred embodiment, this high power electrochemical capacitance 22 is as the collection that can't import the electric current electric energy of energy storage device 25.
One control circuit 23 for controlling solar battery group 21 under strong sunshine, deposits electric current in energy storage device 25.The form of the utility model and indefinite control circuit 23, such as decide the simple control of electric current, to various high efficiency charging controls, or even maximum power point tracking system, visual finished product price and Demand Design decision, the utility model is done to decide the simple control (as shown in Figure 3) of electric current for asking simple illustration with diode.
One booster circuit 24 is a kind of low powder pulsed formula booster circuit, in order to promote the voltage of electrochemical capacitance 22, promotes charge efficiency.Such as transformer, charge pump etc. are all had a pulsed boosting.For in high-power solar energy system also can use feed-back type, flyback booster circuit.
One energy storage device 25, but at least one recharge formula battery included, according to load, size and cost requirement, decision battery variety and battery sizes and quantity.General chargeable battery comprises NI-G, ni-mh, lithium ion, lithium macromolecule, plumbic acid etc., these battery varieties are for low power system in the solar energy, and there is pollution problem in NI-G, and lithium battery is comparatively expensive, lead-acid battery is bulky and heavy, and more suitable with ni-mh.Therefore with regard to commodity market, often with the ni-mh series connection of 3 1.2V, solar energy traffic opal then is the Ni-MH battery power supply of 1 1.2V to solar energy flower garden lamp.
One load 26, by energy storage device 25 supply electric energy runnings, the normal commodity of using are solar LED (Light Emitting Diode) lamp, have comprised flower garden lamp, indicator light, warning lamp, red signal lamp used by rail workers, opal etc., all are to supply the LED illumination or be designated as the master.With luminous color, the driving voltage of gold-tinted, red-light LED is 2-3V, and blue light and white light LEDs are 3-4V then, the LED quantity that is connected the more, required electric current the more, relative energy loss is faster.Except aforementioned be the load with LED, solar energy module 20 of the present utility model also can be used for solar charger, solar energy toy, solar electric torch, solar energy broadcast receiver, the audio-visual (CD of solar energy, VCD, DVD), the solar product of solar energy hand tool or middle low power demand.
The utility model provides two kinds of operating modes, wherein:
First kind of operating mode: (as shown in Figure 4) solar battery group 21 is assemblies of luminous energy and electric energy conversion, according to the demand string of energy storage device 25 and load 26 and solar battery group 21 required area and voltage.Solar battery group 21 also can be detected the brightness of environment, and then judge strong sunshine or in low sunshine, when the abundance at sunshine, solar battery group 21 electric energy that produces through the high-power electrochemical capacitance 22 of very low internal resistance through 24 energy storage of booster circuit to energy storage device 25, these little electric energy that disappear originally deposit energy storage device 25 in through this, have improved solar energy module 20 efficient.Even in the load of accepting 26 as solar energy flower garden lamp or solar alarming or traffic sign, also can utilize solar battery group 21 detecting to arrive night, make system enter discharge condition and light LED or bulb even load.In addition, the detecting of ambient brightness also can utilize light-sensitive unit to carry out.
Second kind of operating mode: (as shown in Figure 5) solar battery group 21 is after solar light irradiation produces electric energy, charge to electrochemical capacitance 22, no matter this moment, the electric current of the various intensity that the illumination power is produced was all collected because of the low internal resistance of electrochemical capacitance 22, treat that electrochemical capacitance 22 fills to charge to energy storage device 25 through charging control circuit 23, booster circuit 24 again after full.And for energy storage device 25, this charging is a kind of pulse charging.Not changed by unsettled solar energy,, solar energy system absorbing light energy efficiency is greatly improved more because of pulse charging promotes charge efficiency.Same, this energy storage device 25 also discharges in different load 26 at different solar products.
In sum, the utility model solves sunshine because of landform, weather, shade and environmental change, cause the unstable energy input of solar energy can't store the problem that transfers electric energy to little electric energy, promote the photoelectric conversion efficiency of solar energy, improve the solar energy equipment energy-absorbing effect, make application category more extensive, stable, help to promote nuisanceless pollution and clean energy source use in daily life.
The above is only in order to explaining preferred embodiment of the present utility model, and all have any modification relevant of the present utility model or a change that identical utility model thought is done, and all must be included within the protection range of the present utility model.
Claims (7)
1, a kind of solar energy module that uses capacitor with high power and ultra-high capacitance comprises:
One solar battery group is luminous energy and electric energy transition components;
One electrochemical capacitance is collected the electric energy that solar battery group is changed, and maybe can't change in solar battery group conversion usefulness is low the time, the electric energy that stores is released into energy storage device;
One booster circuit is in order to promote electrochemical capacitance voltage so that energy storage device is charged;
One control circuit with booster and connect, is depositing electric energy in energy storage device in order to the control solar battery group under strong sunshine;
One energy storage device, store electrical energy and be supplied to the main power supply of load operation;
It is characterized in that: this electrochemical capacitance and booster circuit are parallel between solar battery group and energy storage device, to promote the more weak weak voltage that is produced of intensity of illumination.
2, the solar energy module of use capacitor with high power and ultra-high capacitance as claimed in claim 1 is characterized in that: this load is the device of middle low power demand, as: LED, bulb, carry-on electrical installation etc.
3, the solar energy module of use capacitor with high power and ultra-high capacitance as claimed in claim 1 is characterized in that: this control circuit comprises the charge controller of the charging control, high efficiency charging control or the tool maximum power point tracking system that decide electric current.
4, the solar energy module of use capacitor with high power and ultra-high capacitance as claimed in claim 1 is characterized in that: this high power electrochemical capacitance is to have the gold capacitor of high-energy and high power density or the aluminium electrolytic capacitor of high capacitance.
5, the solar energy module of use capacitor with high power and ultra-high capacitance as claimed in claim 1 is characterized in that: this high power electrochemical capacitance is the electrochemical capacitance of transient high power release type, and tool hangs down the feature of internal resistance, high power density.
6, the solar energy module of use capacitor with high power and ultra-high capacitance as claimed in claim 1 is characterized in that: this booster circuit is low powder pulsed formula booster circuit.
7, the solar energy module of use capacitor with high power and ultra-high capacitance as claimed in claim 1 is characterized in that: this booster circuit is a charge pump booster circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201335066U CN2882082Y (en) | 2005-11-23 | 2005-11-23 | Solar module using high power superhigh capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201335066U CN2882082Y (en) | 2005-11-23 | 2005-11-23 | Solar module using high power superhigh capacitor |
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| Publication Number | Publication Date |
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| CN2882082Y true CN2882082Y (en) | 2007-03-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2005201335066U Expired - Fee Related CN2882082Y (en) | 2005-11-23 | 2005-11-23 | Solar module using high power superhigh capacitor |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103199608A (en) * | 2013-03-29 | 2013-07-10 | 东南大学 | Super-capacitor compensation method for improving photovoltaic module mismatch resistance capacity under short-time shadow |
| CN104300948A (en) * | 2013-07-17 | 2015-01-21 | 凌通科技股份有限公司 | Start-up program control method and device with low-current power supply using the same |
| TWI473286B (en) * | 2012-06-25 | 2015-02-11 | Taiwan Textile Res Inst | Quick release energy module |
-
2005
- 2005-11-23 CN CNU2005201335066U patent/CN2882082Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI473286B (en) * | 2012-06-25 | 2015-02-11 | Taiwan Textile Res Inst | Quick release energy module |
| CN103199608A (en) * | 2013-03-29 | 2013-07-10 | 东南大学 | Super-capacitor compensation method for improving photovoltaic module mismatch resistance capacity under short-time shadow |
| CN103199608B (en) * | 2013-03-29 | 2015-04-22 | 东南大学 | Super-capacitor compensation method for improving photovoltaic module mismatch resistance capacity under short-time shadow |
| CN104300948A (en) * | 2013-07-17 | 2015-01-21 | 凌通科技股份有限公司 | Start-up program control method and device with low-current power supply using the same |
| CN104300948B (en) * | 2013-07-17 | 2017-08-11 | 凌通科技股份有限公司 | Start-up program control method and device with low-current power supply using the same |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |