CN201222703Y - Photoelectric conversion energy source regenerative device for display screen or light source - Google Patents
Photoelectric conversion energy source regenerative device for display screen or light source Download PDFInfo
- Publication number
- CN201222703Y CN201222703Y CNU2008200478174U CN200820047817U CN201222703Y CN 201222703 Y CN201222703 Y CN 201222703Y CN U2008200478174 U CNU2008200478174 U CN U2008200478174U CN 200820047817 U CN200820047817 U CN 200820047817U CN 201222703 Y CN201222703 Y CN 201222703Y
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- China
- Prior art keywords
- light source
- cell panel
- display screen
- photovoltaic cell
- opto
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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
- 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
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a photoelectric conversion energy regenerating device of a display or a light source, which comprises a cover type photoelectric cell panel which is covered on the front periphery of the display or the light source, an energy accumulating and storing unit which is connected between the cover type photoelectric cell panel and a charging management module, the charging management module is connected with an accumulator or a user device through at least one switching device, and the cover type photoelectric cell panel comprises a flat transparent photoelectric cell panel and a surrounding type photoelectric cell panel. The flat transparent photoelectric cell panel is positioned in front of the display or the light resource, and the surrounding type photoelectric cell panel surrounds the periphery of the light source. The device can recover a part of the waste light energy on the basis of not affecting the lighting needs of the users, or storing the recovered energy in the accumulator or charging the user device during the recovering process to realize the aim of saving energy.
Description
Technical field
The utility model relates to a kind of solar cell photoelectric conversion equipment, and particularly the unnecessary light energy with illuminating lamp or display is converted to electrical power storage, and the device that is used.
Background technology
Had at present transparent solar cell to come out, Toshiba Corp announces: develop a kind of transparent light weight solar cell of new generation first in the world.
It is reported that compare with common black solar cell, this novel battery is not only not fragile, can also save 1/3rd to 1/2nd manufacturing cost.Be mounted on notebook computer or the mobile phone and use, only need just can finish charging by sunlight, very simple and convenient.
The parties concerned estimate, a kind of as clean energy resource, this kind light weight solar cell succeed in developing the scope of application that has enlarged solar cell, will be subjected to people's popular welcome.
Have again, Japanese industrial technology comprehensive study the information of oneself developing transparent solar cell also disclosed.And disclose the principle of this product: solar cell in the past mainly utilizes visible light and infrared light to generate electricity, and typical amorphous silicon generating efficiency is approximately 7%.And the comprehensive solar cell that grinds of daily output utilizes the ultraviolet light generating, and visible light passes through in the same old way, does not influence people's sight.
Background technology again: the technical scheme of Chinese invention patent 01129013 disclosed " silicon solar cell of nesa with transparent conductive folm front electrode " by name, the core of scheme is: electrode before doing with transparent conductive film replaces preceding electrode of palisade and antireflection layer.Electrode is a layered structure before the nesa coating of the present invention, promptly earlier on the silicon base that forms the n-p knot, make the high resistance nesa coating of thickness, lead with antireflecting requirement making thickness by electricity then and lead nesa coating greater than the high electricity of 150nm less than 100nm.Can make conversion efficiency improve 25-35%.Cost of manufacture decreases than prior art.
At present in the daily life, the display screen of illuminating lamp and various device will a large amount of power wastages in useless luminous or demonstration.In the energy day by day nervous present age, the problem that how to reclaim this a part of electric energy be a necessity.
The utility model content
At defective that exists in the prior art or deficiency, the utility model proposes the opto-electronic conversion energy regeneration device of a kind of display screen or light source, the display screen that solves illuminating lamp and various device is with the problem of a large amount of power wastages in useless luminous or demonstration, with this a part of energy recovery, add utilization again.
In order to solve above-mentioned purpose, the utility model is by realizing by the following technical solutions:
Manufacture and design the opto-electronic conversion energy regeneration device of a kind of display screen or light source, comprising:
At least one cover type photovoltaic cell panel, shade be periphery before display screen or light source;
One accumulates energy-storage units is connected between cover type photovoltaic cell panel and the charge management module, and described charge management module connects storage battery or subscriber equipment by at least one switching device group.
Described cover type photovoltaic cell panel comprises the planar transparent photovoltaic cell panel, centers on the type photovoltaic cell panel, and described planar transparent photovoltaic cell panel is positioned at display screen or light source the place ahead; Described around type photovoltaic cell panel ambient light source periphery.
Described planar transparent photovoltaic cell panel is installed a plurality of transparent photoelectric battery units in transparency carrier, the positive pole of a plurality of transparent photoelectric battery units and negative pole finally are connected in positive terminal and negative terminal by the transparent lead that is arranged in the transparency carrier.
The described energy-storage units that accumulates comprises the super capacitor group of being made up of super capacitor, and described super capacitor group connects the positive terminal and the negative terminal of photoelectric cell by a diode D1.
Described charge management module comprises main control unit, first voltage detection unit, second voltage detection unit;
An input of described first voltage detection unit connects the output of super capacitor group, and the output of first voltage detection unit connects the control end of the first switching device group;
An input of described second voltage detection unit connects subscriber equipment, and the output of second voltage detection unit connects the control end of second switch set of devices.
Described switching device comprises relay, transistor and integrated switch device, and an actuating station gating of the described first switching device group connects storage battery or the super capacitor group inserts charge management module.
An above actuating station gating of described second switch set of devices connects storage battery or subscriber equipment.
Described main control unit comprises CN3063, single chip circuit, comprises A/D converter, singlechip chip and inverter in the described single chip circuit.
Described subscriber equipment comprises battery of mobile phone and numerous electrical equipment.
Compared with prior art, the beneficial effects of the utility model are: when the illumination that does not influence the user basically needs, the utility model can reclaim a part with the luminous energy of waste, maybe with the store energy that reclaims in storage battery, or in removal process, subscriber equipment charged or the power supply of discontinuity.Use the utility model to carry out energy recovery simultaneously at a plurality of lighting points, numerous storage batterys just can be exported considerable electric energy and go to drive bigger equipment operation, has reached the purpose of energy savings.
Description of drawings
Fig. 1 is the use schematic diagram of opto-electronic conversion energy regeneration device on illuminating lamp of a kind of display screen of the utility model or light source;
Fig. 2 is around the schematic diagram of type photoelectric cell unit in the opto-electronic conversion energy regeneration device of a kind of display screen of the utility model or light source;
Fig. 3 is around the schematic diagram of type photoelectric cell plate development in the opto-electronic conversion energy regeneration device of a kind of display screen of the utility model or light source;
Fig. 4 is the schematic diagram that the opto-electronic conversion energy regeneration device of a kind of display screen of the utility model or light source uses before display screen;
Fig. 5 is the structural representation of the opto-electronic conversion energy regeneration device midplane transparent photoelectric cell panel of a kind of display screen of the utility model or light source;
Fig. 6 is the principle schematic of charge management module peripheral circuit in the opto-electronic conversion energy regeneration device of a kind of display screen of the utility model or light source.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail:
As Fig. 1～shown in Figure 6, manufacture and design the opto-electronic conversion energy regeneration device of a kind of display screen or light source, comprising:
At least one cover type photovoltaic cell panel, shade be periphery before display screen 70 or light source 10;
One accumulates energy-storage units is connected between cover type photovoltaic cell panel and the charge management module, and described charge management module connects storage battery 80 or subscriber equipment by at least one switching device group.
Described cover type photovoltaic cell panel comprises planar transparent photovoltaic cell panel 30, centers on type photovoltaic cell panel 20, and described planar transparent photovoltaic cell panel 30 is positioned at display screen or light source the place ahead; Described around type photovoltaic cell panel 20 ambient light source peripheries.
Among Fig. 2, Fig. 3, a plurality of photoelectric cells unit 40 is prepared into around the inner face of type photovoltaic cell panel 20, and photoelectric cell unit 40 comprises that cell substrate 42 can also comprise the infrared-reflecting layers 41 on it.
As shown in Figure 5, described planar transparent photovoltaic cell panel 30 is installed a plurality of transparent photoelectric battery units 32 in transparency carrier 31, the positive pole of a plurality of transparent photoelectric battery units 32 and negative pole finally are connected in positive terminal 34 and negative terminal 35 by the transparent lead 33 that is arranged in the transparency carrier 31.
Best, as shown in Figure 6, the described energy-storage units that accumulates comprises the super capacitor group of being made up of super capacitor 50, described super capacitor group 50 connects the positive terminal 34 and the negative terminal 35 of photoelectric cell by a diode D1.
The purpose that diode D1 is set is to prevent that current reflux is to the cover type photovoltaic cell panel.
Described charge management module comprises main control unit U1, first voltage detection unit 61, second voltage detection unit 62.
As shown in Figure 6, among first embodiment of the present utility model, an input of described first voltage detection unit 61 connects the output of super capacitor group 50, and the output of first voltage detection unit 61 connects the control end of the first switching device group.
Another input of described first voltage detection unit 61 connects subscriber equipment, the charger for mobile phone seat 90 among Fig. 6 just, be used for detecting and whether have mobile phone 91 to insert, if there is mobile phone 91 to insert, first voltage detection unit 61 detects this signal, judge again whether the cover type photovoltaic cell panel is input to the electric energy of super capacitor group 50 enough, just judge the enough height of output voltage of super capacitor group 50, if it is enough high, first voltage detection unit 61 drives relay J 1 action, will connect super capacitor group 50 and be subscriber equipment charging or power supply.
Described super capacitor group 50 composes in parallel after being connected by the super capacitor more than again.
Super capacitor group 50 amount of capacity are arranged in pairs or groups according to operating position.
An input of described second voltage detection unit 62 connects subscriber equipment, and the output of second voltage detection unit 62 connects the control end of second switch set of devices.
Described switching device group comprises relay, transistor and integrated switch device, and an actuating station gating of the described first switching device group connects storage battery or super capacitor group 50 inserts charge management module.
An above actuating station gating of described second switch set of devices connects storage battery or subscriber equipment.
Described main control unit U1 comprises CN3063, single chip circuit, comprises A/D converter, singlechip chip and inverter in the described single chip circuit.
The utility model uses CN3063 in first embodiment, CN3063 is special in utilizing output current such as solar cell input voltage source limited in one's ability that the single-unit lithium battery is carried out the chip of Charge Management, and the power transistor of chip internal carries out constant current and constant voltage charge to battery.Charging current can be used the non-essential resistance programmed settings, and the maximum charging current that continues can reach 500mA, does not need to add in addition choked flow diode and current sense resistor.
CN3063 inside is integrated with 8 analog to digital converters, can adjust charging current automatically according to the electric current fan-out capability of input voltage source, the user does not need to consider worst case, can charging current be set according to the maximum current fan-out capability of input voltage source, maximally utilise the electric current fan-out capability of input voltage source, be fit to very much to utilize the lithium cell charging of the limited voltage fed of output current such as solar cell to use.
CN3063 comprises the state indication output end of two open-drain outputs, and charged state indication end and charging finish indication output end.The management circuit of chip internal reduces charging current automatically when the junction temperature of chip surpasses 115 ℃, this function can make the user utilize the power handling capability of chip to greatest extent, does not worry chip overheating and defective chip or external component.Like this, the user during charging current, can consider worst case in design, and just designs just passablely according to typical case, because under worst case, CN3063 can reduce charging current automatically.
When super capacitor group 50 input voltages during greater than low-voltage detection threshold and battery terminal voltage CN3063 begin battery charge.If the voltage of battery detecting input is lower than 3V, charger carries out precharge with little electric current to battery.
When the voltage of battery detecting input surpassed 3V, charger adopted constant current mode to battery charge.When the voltage of battery voltage detection input FB during near the battery-end modulation voltage, charging current reduces gradually, and CN3063 enters the constant voltage charge pattern.When the battery input voltage greater than 4.45V, and charging current is reduced to charging when finishing threshold value, charging finishes.
As shown in Figure 6, when adjustment constant voltage charge voltage is 6V, just can be storage battery 80 chargings.Concrete grammar is:
With the 8th pin FB of the 1 connection CN3063 of the resistance R among Fig. 6, the cathode voltage V+ at storage battery 80 batteries is so:
V+＝4.2+3.04×10
-6×R
1
Wherein, the unit of V+ is a volt
R
1Unit be ohm
Among Fig. 6, the first embodiment switching device group adopts relay, can certainly adopt transistor, field-effect transistor.
After the first switching device group adopted relay, the actuating station J1-1 of relay J 1 connected the VIN end of CN3063 respectively, the VCC end of storage battery 80, the positive pole of the positive pole of storage battery just, and super capacitor group 50.
After the second switch set of devices adopted relay, the actuating station J2-1 of relay J 2, J2-2, J2-3 connected as figure respectively, and selection is to connect storage battery 80, still connects charger for mobile phone seat 90.
In the second embodiment (not shown) of the present utility model, the switching device group still can adopt relay, can certainly adopt transistor, field-effect transistor.
Among second embodiment of the present utility model, main control unit U1 selects single chip circuit for use, comprises A/D converter, singlechip chip and inverter in the described single chip circuit.This moment, storage battery 80 can be selected between 6V～24V.
This moment, storage battery 80 can directly be exported electric energy to subscriber equipment through inverter and transducer, or a plurality of storage batterys 80 was together exported the equipment that driving power is bigger.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection range of the present utility model.
Claims (8)
1. the opto-electronic conversion energy regeneration device of display screen or light source, based on display screen or light source,
It is characterized in that described device comprises:
At least one cover type photovoltaic cell panel, shade be periphery before display screen or light source;
One accumulates energy-storage units is connected between cover type photovoltaic cell panel and the charge management module, and described charge management module connects storage battery or subscriber equipment by at least one switching device group.
2. the opto-electronic conversion energy regeneration device of a kind of display screen according to claim 1 or light source is characterized in that:
Described cover type photovoltaic cell panel comprises planar transparent photovoltaic cell panel (30), centers on type photovoltaic cell panel (20), and described planar transparent photovoltaic cell panel (30) is positioned at display screen or light source the place ahead; Described around type photovoltaic cell panel (20) ambient light source periphery.
3. the opto-electronic conversion energy regeneration device of a kind of display screen according to claim 2 or light source is characterized in that:
Described planar transparent photovoltaic cell panel (30) is installed a plurality of transparent photoelectric battery units (32) in transparency carrier (31), the positive pole of a plurality of transparent photoelectric battery units (32) and negative pole finally are connected in positive terminal (34) and negative terminal (35) by the transparent lead (33) that is arranged in the transparency carrier (31).
4. the opto-electronic conversion energy regeneration device of a kind of display screen according to claim 1 or light source is characterized in that:
The described energy-storage units that accumulates comprises the super capacitor group of being made up of super capacitor (50),
Described super capacitor group (50) connects the positive terminal (34) and the negative terminal (35) of photoelectric cell by a diode D1.
5. the opto-electronic conversion energy regeneration device of a kind of display screen according to claim 1 or light source is characterized in that:
Described charge management module comprises main control unit U1, first voltage detection unit (61), second voltage detection unit (62);
An input of described first voltage detection unit (61) connects the output of super capacitor group (50), and the output of first voltage detection unit (61) connects the control end of the first switching device group;
An input of described second voltage detection unit (62) connects subscriber equipment, and the output of second voltage detection unit (62) connects the control end of second switch set of devices.
6. the opto-electronic conversion energy regeneration device of a kind of according to claim 1 or 5 display screen or light source is characterized in that:
Described switching device group comprises relay, transistor and integrated switch device, and an actuating station gating of the described first switching device group connects storage battery or super capacitor group (50) inserts charge management module;
An above actuating station gating of described second switch set of devices connects storage battery or subscriber equipment.
7. the opto-electronic conversion energy regeneration device of a kind of display screen according to claim 5 or light source is characterized in that:
Described main control unit U1 comprises CN3063, single chip circuit, comprises A/D converter, singlechip chip and inverter in the described single chip circuit.
8. the opto-electronic conversion energy regeneration device of a kind of display screen according to claim 6 or light source is characterized in that:
Described super capacitor group (50) composes in parallel after being connected by the super capacitor more than again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200478174U CN201222703Y (en) | 2008-05-11 | 2008-05-11 | Photoelectric conversion energy source regenerative device for display screen or light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200478174U CN201222703Y (en) | 2008-05-11 | 2008-05-11 | Photoelectric conversion energy source regenerative device for display screen or light source |
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| Publication Number | Publication Date |
|---|---|
| CN201222703Y true CN201222703Y (en) | 2009-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200478174U Expired - Fee Related CN201222703Y (en) | 2008-05-11 | 2008-05-11 | Photoelectric conversion energy source regenerative device for display screen or light source |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101997451B (en) * | 2009-08-27 | 2013-04-24 | 万珈婷 | Light source recycling and generating device of advertising light box |
| CN103296926A (en) * | 2012-12-27 | 2013-09-11 | 天津森宇科技发展有限公司 | Energy-saving device powered through light source feedback |
| CN104267572A (en) * | 2014-10-27 | 2015-01-07 | 苏州泛普纳米科技有限公司 | Projection screen and projection system |
| CN109950235A (en) * | 2019-03-13 | 2019-06-28 | 武汉华星光电半导体显示技术有限公司 | A kind of display device of integrating fingerprint identification function and solar cell module |
-
2008
- 2008-05-11 CN CNU2008200478174U patent/CN201222703Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101997451B (en) * | 2009-08-27 | 2013-04-24 | 万珈婷 | Light source recycling and generating device of advertising light box |
| CN103296926A (en) * | 2012-12-27 | 2013-09-11 | 天津森宇科技发展有限公司 | Energy-saving device powered through light source feedback |
| CN104267572A (en) * | 2014-10-27 | 2015-01-07 | 苏州泛普纳米科技有限公司 | Projection screen and projection system |
| CN104267572B (en) * | 2014-10-27 | 2016-04-13 | 苏州泛普纳米科技有限公司 | A kind of projection screen and optical projection system |
| CN109950235A (en) * | 2019-03-13 | 2019-06-28 | 武汉华星光电半导体显示技术有限公司 | A kind of display device of integrating fingerprint identification function and solar cell module |
| US11288484B2 (en) | 2019-03-13 | 2022-03-29 | Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Display device for integrating a solar battery module with a function of recognizing fingerprints |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090415 Termination date: 20100511 |