CN104676424B - A kind of LED illumination System based on passive direct methanol fuel cell - Google Patents
A kind of LED illumination System based on passive direct methanol fuel cell Download PDFInfo
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- CN104676424B CN104676424B CN201510041972.XA CN201510041972A CN104676424B CN 104676424 B CN104676424 B CN 104676424B CN 201510041972 A CN201510041972 A CN 201510041972A CN 104676424 B CN104676424 B CN 104676424B
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- led illumination
- fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
- F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/02—Arrangement of electric circuit elements in or on lighting devices the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
- F21V23/023—Power supplies in a casing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0204—Non-porous and characterised by the material
- H01M8/0223—Composites
- H01M8/0228—Composites in the form of layered or coated products
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/22—Fuel cells in which the fuel is based on materials comprising carbon or oxygen or hydrogen and other elements; Fuel cells in which the fuel is based on materials comprising only elements other than carbon, oxygen or hydrogen
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Sustainable Energy (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
- Power Engineering (AREA)
- Composite Materials (AREA)
Abstract
The invention discloses a kind of LED illumination System based on passive direct methanol fuel cell, including multi-cavity fuel cavity, battery operated module and LED illumination module；Battery operated module coordinates with multi-cavity fuel cavity, and multi-cavity fuel cavity, silica gel bed course, anode collector plate, polytetrafluoroethylene (PTFE) bed course, membrane electrode, polytetrafluoroethylene (PTFE) bed course and cathode collector plate are from left to right included successively, and each several part surrounding is distributed through hole.LED illumination module includes reflector, lighting circuit and integrated form multi-chip LED light extraction part.The present invention uses the design concept of integration, by innovation and modularized design on battery structure, LED illumination circuit and LED chip are integrated in anode collector plate and cathode collector plate respectively, the LED illumination System based on passive direct methanol fuel cell that fluid injection convenience, compact conformation, integrated function, flexible design, specific power are high, illumination performance is outstanding is realized.
Description
Technical field
It is more particularly to a kind of based on passive direct methanol combustion the present invention relates to clean energy resource and the research field of illumination
Expect the LED illumination System of battery.
Background technology
Fuel cell has difference substantially with traditional common batteries.As long as fuel cell is continuously
There is provided oxidant and fuel, it is possible to realize lasting generating.Conversely, common batteries due to cannot long lasting for supply
Chemical raw material, therefore unlimited power supply cannot be realized.Passive direct methanol fuel cell system uses methanol solution as fuel,
Generally operated using capillary principle and gravity, it has the advantages that a lot, and energy density is high, fuel source is abundant, price
Cheaply, system is convenient, volume is tiny, operation is simple, noise is small and it is pollution-free the advantages of, it is considered to be it is following to be most hopeful to answer
For portable set and the electrochmical power source of the vehicles.
In lighting field, semiconductor technology reaches its maturity and gradually changes the life of people in recent years.LED is that one kind can
Luminous semiconductor devices, by the use of solid semiconductor chip as luminescent material, occurs compound by carrier in the semiconductors
Reaction, the energy for then releasing surplus causes photon to be launched, and directly sends red, yellow, blue, green light, with the principle of three primary colours,
Fluorescent material is added on LED, by the proportioning and application parameters that change fluorescent material, it is possible to draw the photochromic light of target.By
There is the advantages such as energy-saving and emission-reduction, environmental protection in it, so as to start to be widely used, produced as light source by the use of LED
The LED illumination System come substitutes traditional illuminator at leisure.
In recent years, the research on passive direct methanol fuel cell is increasingly taken seriously, and document shows both at home and abroad
Research focus mostly in the performance of battery, the energy density of output is extremely limited, and major part be on anode collector plate,
The optimization of cathode collector plate and membrane electrode is simultaneously predominantly stayed on theoretical level, by battery applications in actual scope very little
And it is actually rare.Research emphasis further with regards to LED are then mainly distributed on two aspects of high-power heat-dissipation and light extraction, seldom relate to
And to its electric power system, will not more be produced with DMFC and associated.
The content of the invention
Shortcoming and deficiency it is a primary object of the present invention to overcome prior art, there is provided one kind is by passive direct methanol
It is fuel cell-powered, dependable performance, the illuminator of efficiency high of the illumination of integrated form multi-chip LED.
In order to achieve the above object, the present invention uses following technical scheme：
A kind of LED illumination System based on passive direct methanol fuel cell, including reflector, the fuel for setting gradually
Injection ring, multi-cavity fuel cavity, silica gel sealing bed course, anode collector plate, the first polytetrafluoroethylene (PTFE) bed course, membrane electrode, second gather
Tetrafluoroethene bed course and cathode collector plate, each part mentioned above surrounding are distributed through hole；Fluid injection of the fuel injection ring will
Fuel is assigned in multi-cavity fuel cavity body, with Guan Suiting；The anode collector plate is set with one end that multi-cavity fuel cavity coordinates
The other end for having silica gel sealing bed course, anode collector plate is provided with the first polytetrafluoroethylene (PTFE) bed course, first polytetrafluoroethylene (PTFE)
Bed course coordinates with membrane electrode, and the other end of the membrane electrode is provided with the second polytetrafluoroethylene (PTFE) bed course, second polytetrafluoroethyl-ne
Alkene bed course coordinates with cathode collector plate, mutually insulated between cathode collector plate and anode collector plate；Also include LED illumination module,
The LED illumination module includes lighting circuit and LED chip light extraction part, and the lighting circuit is integrated in anode collector plate substrate
Inside, the LED chip light extraction part is arranged on cathode current collection plate surface.
Preferably, the multi-cavity fuel cavity is provided with multiple small fuel cavities and can take various arrangement, each small fuel
It is separate between chamber, fluid injection micropore and discharge micropore are equipped with outside described each small fuel cavity, the fluid injection micropore is used for
Fuel injects, and the discharge micropore is used to discharge the carbon dioxide produced by reaction.
Preferably, outside liquid injection hole is provided with the fuel injection ring, fluid injection post fuel is stored in the ring of fuel injection ring
In chamber；Ring cavity inner side is provided with multiple diffluence pass, is matched with the fluid injection micropore on multi-cavity fuel cavity respectively, realizes shunting note
Liquid；Ball sealer is provided with by each diffluence pass, swirling fuel injection ring makes ball sealer be directed at fluid injection micropore after fluid injection, and fluid injection stops
Only.
Preferably, the anode collector plate includes anode grid substrate and anode bond pad, and the anode bond pad is placed in anode base
Intralamellar part, the material of anode grid substrate uses FR4 copper-clad plates, and thickness of slab is 1.1 ± 0.11mm, and except pad, with external position, all covering is black
Color ink, silk-screen layer white ink；Bond pad surface is gold-plated, dimension of picture, position, form tolerance scope be ± 0.03 to
0.1mm, lighting circuit circuit circle is not higher than 0.08mm with the coaxiality error of round tube hole.
Preferably, the cathode collector plate includes cathode base and cathode pad, and the cathode pad is placed in negative electrode base
Intralamellar part, the material of the cathode base covers copper using aluminium base one side, and thickness of slab is 1.6mm；All equal nickel plating of the pad for exposing
Porpezite treatment, and cover white ink, it is desirable to white ink energy high temperature resistant nondiscolouring.
Preferably, the lighting circuit is arranged in anode collector plate substrate, belongs to voltage increase and current constant driving circuit, including collection
Electroplax electric current collection unit, boosting DC/DC adjusters and system operation switch, the system operation switch have three shelves
Position, is respectively to close shelves, dim light shelves and high light shelves；Multiple fuel cell shapes of the lighting circuit LED illumination System
Into series relationship.
Preferably, the LED chip light extraction is partially integrated in cathode current collection plate surface, the LED chip rectangular array
Arrangement, is encapsulated using COB technologies.
Preferably, the anode collector plate is provided with pad, distribution and the fuel cavity point of the pad with cathode collector plate
Cloth is identical, is and is distributed according to circumference array, separate between each collector plate.
Preferably, the through hole is shaped as circle, by bolt through through hole by each several part of LED illumination System
Fit together closely.
Preferably, the reflector is the reflector of hierarchy.
The present invention compared with prior art, has the following advantages that and beneficial effect：
1st, the present invention considers the application of advantage and LED in lighting field of passive direct methanol fuel cell, with many
Cavity passive direct methanol fuel cell is used as power supply, and integrated form multi-chip LED is load light source, and two systems are organic
Combine, the conversion and multi-chip LED of realizing chemical energy-electric energy-luminous energy illuminate the innovative design of portability；The present invention according to
It is secondary to include reflector, fuel injection ring, multi-cavity fuel cavity, silica gel bed course, anode collector plate, polytetrafluoroethylene (PTFE) bed course, film
Electrode, polytetrafluoroethylene (PTFE) bed course and cathode collector plate, wherein fluid injection of fuel injection ring dispense fuel into Multicarity cavity
It is interior, with Guan Suiting, realize the convenient purpose of fluid injection；Upper strata multi-cavity fuel cavity is both methanol solution liquid storage cylinder and battery
Structural support, lower floor's cathode collector plate doubles as the fastener of battery, and the multiplexing of structure function drastically increases the tight of system
Gathering property；The anode collector plate of integrated design, it is also with wiring technique that lighting circuit is integrated except comprising eight gold plated pads,
According to system output design needs, realization is connected in series eight functions of single battery group, while integrated boosting DC/DC adjustment
Device, the output voltage stabilizing of battery pack can be needed to design；Cathode collector plate uses COB technologies by two row multi-chip LEDs simultaneously
It is encapsulated on substrate, and each pad lower end is provided with conductive pin, and the output energy input of fuel cell is arrived in realization
In multi-chip LED.
2nd, the present invention using integration design concept, by innovation and modularized design on multi-cavity battery structure, together
When by the installation of each fuel cell, connection, output and voltage stabilizing function Integration Design on collector plate, realize assembling side
Just, compact conformation, function be integrated, flexible design, specific power are high, illumination performance is outstanding based on passive direct methanol fuel electricity
The LED illumination System in pond.
3rd, patent of the present invention has given up traditional single cavity structure, relative reduction using the multi cavity design of structure function multiplexing
Battery cost, improves the output power density of battery.The present invention uses integrated structure simultaneously, coordinates the collection of particular design
Electroplax is realized being connected in series between each battery and is extended easily.
4th, present system has disposed reflector above integrated form multi-chip LED, the limited luminous energy sent using LED,
Main spot is controlled by reflective optical system, luminous range and illuminating area is optimized, light efficiency is greatly improved.
Brief description of the drawings
Fig. 1 is the structural representation of LED illumination System of the present invention；
Fig. 2 is the structural representation of LED illumination module reflector of the present invention；
Fig. 3 is the structural representation of multi-cavity fuel cavity of the present invention；
Fig. 4 is the anode collector plate structural representation of battery operated module of the invention；
Fig. 5 is the cathode current collection plate structure schematic diagram of battery operated module of the invention；
Fig. 6 is the main wiring diagram of lighting circuit of LED illumination module of the present invention.
Specific embodiment
With reference to embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited
In this.
Embodiment
As shown in figure 1, LED illumination System of the present invention based on passive direct methanol fuel cell, by multi-cavity fuel cavity
Body 3 (Fig. 3 is structural perspective), battery operated module and the part of LED illumination module three composition.As shown in figure 1, after system assembling
Include reflector 1, fuel injection ring 2, multi-cavity fuel cavity 3, silica gel bed course 4, anode collector plate 5, the first polytetrafluoroethyl-ne successively
Alkene bed course 7-1, membrane electrode 8, the second polytetrafluoroethylene (PTFE) bed course 7-2 and cathode collector plate 9, each several part surrounding are distributed and run through
Hole；Fluid injection of the fuel injection ring is dispensed fuel into Multicarity cavity, with Guan Suiting；The anode collector plate 5 with
One end that fuel cavity 3 coordinates is provided with soft silica gel bed course 4 and seals, and the other end of anode collector plate 5 is provided with the first polytetrafluoro
Ethene bed course 7-1, coordinates with membrane electrode 8, and the other end of the membrane electrode 8 is provided with the second polytetrafluoroethylene (PTFE) bed course 7-2, with the moon
Pole collector plate 9 coordinates, mutually insulated between the cathode collector plate 9 and anode collector plate 5；The LED illumination module of the system
Including lighting circuit and integrated form multi-chip LED key light part 10.The lighting circuit is integrated in inside anode collector plate substrate,
The LED key lights part 10 is arranged on the surface of cathode collector plate 9.Other LED auxiliary blue light components 6 are arranged on anode collector plate 5.
As shown in Figure 2, it is contemplated that optimization light effect, reflector 1 uses hierarchy, the light of spot light is gathered
Collection, is irradiated on illuminated area using limited luminous energy, substantially increases light efficiency.
As shown in figure 3, considering the performance of general battery and the power needs of LED key lights part, multi-cavity fuel cavity
Body 3 is made of makrolon material, is provided with eight cuboid fuel cavities, and fuel cavity is circumferentially symmetrical, each cavity
Depth is 16mm, and volume is 8.64cm3, can about inject the fuel of 8.5ml.The distance between cavity can not it is too small so as not to dress
The upper carbon paper of timing difference membrane electrode contacts with each other, and causes short circuit to cause the loss of energy.It is drilled between single-chamber body and outer wall
The aperture of a diameter of 1.5mm, it is ensured that the carbon dioxide that methanol fuel reaction is produced can be discharged smoothly, it is to avoid chamber pressure mistake
Greatly, membrane electrode 8 is damaged, system balancing is destroyed.The size in the hole is unsuitable excessive also unsuitable too small, excessive to easily cause leakage, mistake
It is small, it is unfavorable for the discharge of carbon dioxide.Middle is the passage passed through for screws bolts with periphery altogether 16 through holes, and bolt leads to
The multi-cavity fuel cavity 3 and cathode collector plate 9 at fastening system two ends are crossed, the assembling of system is realized, installation and removal battery is convenient
Flexibly, contact solid and reliable.In order to prevent leakage, assembly force is buffered, be lined between multi-cavity fuel cavity 3 and anode collector plate 5
Thickness is the soft silica gel bed course 4 of 0.5mm.3 layer materials are had between anode collector plate 5 and cathode collector plate 9, including being placed in
The molding type polytetrafluoroethylene (PTFE) bed course 7 of the upper and lower μ m-thick of two-layer 200 and eight pieces of membrane electrodes 8 being clipped in the middle.Polytetrafluoroethylene (PTFE) pad
The effect of layer is the height for adjusting carbon paper on membrane electrode, and assembling ensure that membrane electrode 8 will not produce serious change when being squeezed
Shape.PEM inside the membrane electrode 8 uses the N117 of du pont company；Anode catalyst uses platinum ruthenium, 4mg/
cm2, platinum ruthenium proportioning 1：1；Cathod catalyst uses platinum carbon, 2mg/cm2, gained is prepared using CCM methods.
As shown in figure 4, electric current is collected and conveyed to anode collector plate 5, material uses FR4 copper-clad plates, complete thickness of slab 1.1 ±
0.11mm, substrate color yellow, except pad all covers black ink, silk-screen layer white ink with external position；Bond pad surface
It is gold-plated.Dimension of picture, position, form tolerance are that ± 0.05mm. circuits circle is not higher than 0.08mm with the coaxiality error of round tube hole,
Surface requirements：Ni >=5 μm, Au >=0.1 μm, wherein Au faces can not have pollution or scratch.
As shown in figure 5, the material of cathode collector plate 9 covers copper, thickness of slab 1.6mm using aluminium base one side；All pads for exposing
Plating NiPdAu treatment, nickel dam 200microinch, porpezite layer 2microinch, layer gold 2microinch, and white oil is covered,
Ask the 260 DEG C of nondiscolourings of white oil energy high temperature resistant.
As shown in figure 1, having two row LED chips, each column 7, the company of series connection between same column inside LED white key lights part 10
Connect, be connected in parallel between two row, be encapsulated on cathode collector plate substrate using COB encapsulation technologies.LED blueness secondary light portions 6
Two chips are had, anode collector plate substrate circuit both sides are individually positioned in, can also be made when being closed system switching
Fill-in light works, and blue light scatters to whole cavity by the makrolon material of water white transparency, makes system availability with sight
Have both.
As shown in fig. 6, the voltage for considering the output of passive type DMFC systems is smaller, if directly feeding LED multicores
Piece, then cannot make its normal luminous, or even can not light, therefore the circuit uses voltage increase and current constant driving circuit.Boosted in the circuit
Constant current chip plays an important role, and the chip is by current mode PWM control loop, error amplifier, ramp generating circuit, comparator
With the module such as power switch composition, can in loading range wider efficient stable work.
Above-described embodiment is the present invention preferably implementation method, but embodiments of the present invention are not by above-described embodiment
Limitation, it is other it is any without departing from Spirit Essence of the invention and the change, modification, replacement made under principle, combine, simplification,
Equivalent substitute mode is should be, is included within protection scope of the present invention.
Claims (10)
1. a kind of LED illumination System based on passive direct methanol fuel cell, it is characterised in that anti-including what is set gradually
Light cup, fuel injection ring, multi-cavity fuel cavity, silica gel sealing bed course, anode collector plate, the first polytetrafluoroethylene (PTFE) bed course, film electricity
Pole, the second polytetrafluoroethylene (PTFE) bed course and cathode collector plate, each part mentioned above surrounding are distributed through hole；The fuel injection ring one
Secondary fluid injection is dispensed fuel into multi-cavity fuel cavity body, with Guan Suiting；The anode collector plate coordinates with multi-cavity fuel cavity
One end is provided with silica gel sealing bed course, and the other end of anode collector plate is provided with the first polytetrafluoroethylene (PTFE) bed course, and described first gathers
Tetrafluoroethene bed course coordinates with membrane electrode, and the other end of the membrane electrode is provided with the second polytetrafluoroethylene (PTFE) bed course, described second
Polytetrafluoroethylene (PTFE) bed course coordinates with cathode collector plate, mutually insulated between cathode collector plate and anode collector plate；Also shone including LED
Bright module, the LED illumination module includes lighting circuit and LED chip light extraction part, and the lighting circuit is integrated in anode collection
Inside electroplax substrate, the LED chip light extraction part is arranged on cathode current collection plate surface.
2. the LED illumination System based on passive direct methanol fuel cell according to claim 1, it is characterised in that
The multi-cavity fuel cavity is provided with multiple small fuel cavities and can take various arrangement, separate between each small fuel cavity,
Fluid injection micropore and discharge micropore are equipped with outside described each small fuel cavity, the fluid injection micropore injects for fuel, the row
Put micropore for discharge react produced by carbon dioxide.
3. the LED illumination System based on passive direct methanol fuel cell according to claim 2, it is characterised in that
Outside liquid injection hole is provided with the fuel injection ring, fluid injection post fuel is stored in the ring cavity of fuel injection ring；Ring cavity inner side sets
Multiple diffluence pass are equipped with, are matched with the fluid injection micropore on multi-cavity fuel cavity respectively, realize shunting fluid injection；Set by each diffluence pass
Ball sealer is equipped with, swirling fuel injection ring makes ball sealer be directed at fluid injection micropore after fluid injection, and fluid injection stops.
4. the LED illumination System based on passive direct methanol fuel cell according to claim 1, it is characterised in that
The anode collector plate includes anode grid substrate and anode bond pad, and the anode bond pad is placed in inside anode grid substrate, anode grid substrate
Material use FR4 copper-clad plates, thickness of slab be 1.1 ± 0.11mm, except pad with external position all covering black ink, silk-screen layer use
White ink；Bond pad surface is gold-plated, and dimension of picture, position, form tolerance scope are ± 0.03 to 0.1mm, lighting circuit circuit
Circle is not higher than 0.08mm with the coaxiality error of round tube hole.
5. the LED illumination System based on passive direct methanol fuel cell according to claim 1, it is characterised in that
The cathode collector plate includes cathode base and cathode pad, and the cathode pad is placed in inside cathode base, the negative electrode
The material of substrate covers copper using aluminium base one side, and thickness of slab is 1.6mm；All pads for exposing plate NiPdAu treatment, and cover
White ink, it is desirable to white ink energy high temperature resistant nondiscolouring.
6. the LED illumination System based on passive direct methanol fuel cell according to claim 1, it is characterised in that
The lighting circuit is arranged in anode collector plate substrate, belongs to voltage increase and current constant driving circuit, including collector plate electric current collection list
Unit, boosting DC/DC adjusters and system operation switch, system operation switch have three gears, be respectively close shelves,
Dim light shelves and high light shelves；Multiple fuel cells of LED illumination System are formed series relationship by the lighting circuit.
7. the LED illumination System based on passive direct methanol fuel cell according to claim 1, it is characterised in that
The LED chip light extraction is partially integrated in cathode current collection plate surface, the LED chip rectangular array arrangement, using COB technologies
Encapsulation.
8. the LED illumination System based on passive direct methanol fuel cell according to claim 1, it is characterised in that
The anode collector plate and cathode collector plate are provided with pad, and the distribution of the pad is identical with fuel cavity distribution, be according to
Circumference array is distributed, separate between each collector plate.
9. the LED illumination System based on passive direct methanol fuel cell according to claim 1, it is characterised in that
The through hole is shaped as circle, by bolt is fitted together closely each several part of LED illumination System through through hole.
10. the LED illumination System based on passive direct methanol fuel cell according to claim 1, it is characterised in that
The reflector is the reflector of hierarchy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510041972.XA CN104676424B (en) | 2015-01-27 | 2015-01-27 | A kind of LED illumination System based on passive direct methanol fuel cell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510041972.XA CN104676424B (en) | 2015-01-27 | 2015-01-27 | A kind of LED illumination System based on passive direct methanol fuel cell |
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| CN104676424A CN104676424A (en) | 2015-06-03 |
| CN104676424B true CN104676424B (en) | 2017-06-06 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108306080A (en) * | 2017-12-22 | 2018-07-20 | 云南铝业股份有限公司 | Lighting apparatus |
| CN109888166B (en) * | 2019-01-25 | 2024-05-28 | 华南理工大学 | Direct methanol fuel cell stack system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1111296A2 (en) * | 1999-12-22 | 2001-06-27 | Elisabeth Säurle | Luminous body and lighting system |
| JP2004087176A (en) * | 2002-08-23 | 2004-03-18 | Fuji Photo Film Co Ltd | Emergency light |
| CN201909259U (en) * | 2010-05-12 | 2011-07-27 | 赵志刚 | Illuminator using carbinol as fuel to generate electricity |
| CN102306816A (en) * | 2011-06-22 | 2012-01-04 | 华南理工大学 | Array tube type auto-respiration direct methanol fuel battery system |
| CN102324533A (en) * | 2011-07-28 | 2012-01-18 | 华南理工大学 | Self-breathing direct methanol fuel cell monomer based on porous metal fiberboard |
| CN204943278U (en) * | 2015-01-27 | 2016-01-06 | 华南理工大学 | A kind of LED illumination System based on passive direct methanol fuel cell |
-
2015
- 2015-01-27 CN CN201510041972.XA patent/CN104676424B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1111296A2 (en) * | 1999-12-22 | 2001-06-27 | Elisabeth Säurle | Luminous body and lighting system |
| JP2004087176A (en) * | 2002-08-23 | 2004-03-18 | Fuji Photo Film Co Ltd | Emergency light |
| CN201909259U (en) * | 2010-05-12 | 2011-07-27 | 赵志刚 | Illuminator using carbinol as fuel to generate electricity |
| CN102306816A (en) * | 2011-06-22 | 2012-01-04 | 华南理工大学 | Array tube type auto-respiration direct methanol fuel battery system |
| CN102324533A (en) * | 2011-07-28 | 2012-01-18 | 华南理工大学 | Self-breathing direct methanol fuel cell monomer based on porous metal fiberboard |
| CN204943278U (en) * | 2015-01-27 | 2016-01-06 | 华南理工大学 | A kind of LED illumination System based on passive direct methanol fuel cell |
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| CN104676424A (en) | 2015-06-03 |
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