CN106532896A - Organic photovoltaic low-voltage power supply system and power supply method - Google Patents
Organic photovoltaic low-voltage power supply system and power supply method Download PDFInfo
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- CN106532896A CN106532896A CN201611123346.6A CN201611123346A CN106532896A CN 106532896 A CN106532896 A CN 106532896A CN 201611123346 A CN201611123346 A CN 201611123346A CN 106532896 A CN106532896 A CN 106532896A
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- power supply
- organic photovoltaic
- supply system
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- 238000013086 organic photovoltaic Methods 0.000 title claims abstract description 81
- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000005611 electricity Effects 0.000 claims description 37
- 239000010410 layer Substances 0.000 claims description 32
- 230000027756 respiratory electron transport chain Effects 0.000 claims description 9
- 230000001012 protector Effects 0.000 claims description 6
- 239000002356 single layer Substances 0.000 claims description 6
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 230000007812 deficiency Effects 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
- H02S40/38—Energy storage means, e.g. batteries, structurally associated with PV modules
-
- 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
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
-
- 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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention provides an organic photovoltaic low-voltage power supply system and power supply method used for supplying power for at least one direct-current electric equipment. The power supply system comprises a photovoltaic combiner box, a direct current power distribution apparatus, a mains-supply supplying apparatus and at least one organic photovoltaic cell array. By adoption of the low-voltage direct current power supply, an electric shock accident can be avoided, and the power supply cost can be lowered; by adoption of the at least one organic photovoltaic cell array for collecting solar energy and converting the solar energy into electric energy, the solar energy can be utilized effectively while relatively high photoelectric conversion efficiency is achieved; by adoption of the direct current power distribution apparatus for supplying power for the at least one direct-current electric equipment, an alternating current-direct current conversion circuit and power conversion are not required, so that power loss is reduced, and the electric energy utilization rate is improved; when the electric energy obtained by the at least one organic photovoltaic cell array is insufficient, the multiple direct-current electric equipment can be powered by the mains-supply supplying apparatus so as to satisfy power utilization requirement; and therefore, the organic photovoltaic low-voltage power supply system and power supply method are safe, convenient and rapid.
Description
Technical field
The present invention relates to low-voltage power supply technical field, more particularly to a kind of new organic photovoltaic low-voltage power supply system and power supply
Method.
Background technology
At present, domestic indoor power supply system is powered using 220V AC powers, and 220V alternating currents are also referred to as civil power.
It is lost low during high-voltage alternating electrical transmission, therefore should brings the voltage up, and in electric terminal, 220V need to be depressurized to for users to use,
Therefore, in transmitting procedure, alternating current has the advantages that to be easy to buck.
But 220V alternating currents produce electric leakage electric shock accident indoors using there is potential safety hazard, easily.In fact, interior has
Many small power DC electric equipments, typically only need normal work by low-voltage DC supply.At present, using small power DC electricity
Device equipment needs to be first low-voltage direct by 220V convert alternating currents that whole process completed by transformer, increased to a certain extent
The loaded down with trivial details degree of power supply, while affecting the service life of small power DC electric equipment.
For problem above, the present invention proposes a kind of organic photovoltaic low-voltage power supply system and method for supplying power to, not only can keep away
Exempt from the generation of electric shock accidents, material-saving, reduces cost, it is also possible to rationally using natural energy resources, reach the purpose of energy-saving and emission-reduction.
The content of the invention
It is an object of the invention to provide a kind of organic photovoltaic low-voltage power supply system and method for supplying power to, not only can avoid touching
The generation of electrification, improves utilization rate of electrical, reduces power supply cost, it is also possible to rationally using natural energy resources, reach energy-saving and emission-reduction
Purpose.
In order to achieve the above object, first aspect present invention provide a kind of organic photovoltaic low-voltage power supply system, for for
At least one direct-flow electricity utilization apparatus are powered, and the electric power system includes:Photovoltaic combiner box, DC switchgear and at least one
Organic photovoltaic battery array, the output end of at least one organic photovoltaic battery array are connected with the photovoltaic combiner box, institute
State photovoltaic combiner box to be connected with the DC switchgear, the DC switchgear and at least one direct-flow electricity utilization apparatus
Connection.
Preferably, in above-mentioned organic photovoltaic low-voltage power supply system, at least one organic photovoltaic battery array includes
At least one trans single-layer element, at least one trans single-layer element include first electrode, second electrode and are located at two
Electron transfer layer, photoactive layer and electric hole transfer layer between person, wherein, at least one in the first electrode and second electrode
With optical transparence, the photoactive layer is located between the electron transfer layer and electric hole transfer layer, the electric hole transfer layer
Between the first electrode and the photoactive layer, the electron transfer layer is located at the second electrode and the photolytic activity
Between layer.
Preferably, in above-mentioned organic photovoltaic low-voltage power supply system, the first electrode is metal electrode, and described second is electric
Extremely indium-tin oxide electrode, or the first electrode is indium tin oxide, and the second electrode is metal electrode.
Preferably, in above-mentioned organic photovoltaic low-voltage power supply system, the DC switchgear includes an electrical storage device, institute
Electrical storage device is stated for storing the electric energy of at least one organic photovoltaic battery array output, the electrical storage device and the light
Volt header box connection.
Preferably, in above-mentioned organic photovoltaic low-voltage power supply system, the DC switchgear is also protected including an electric power storage
Device, the electric power storage protection device are used to protect the electrical storage device, the electric power storage protection device to be connected with electrical storage device.
Preferably, in above-mentioned organic photovoltaic low-voltage power supply system, the DC switchgear also includes a power supply interface,
For charging at least one direct-flow electricity utilization apparatus, the power supply interface is connected the power supply interface with the electrical storage device
Connect.
Preferably, in above-mentioned organic photovoltaic low-voltage power supply system, the power supply interface is USB interface.
Preferably, in above-mentioned organic photovoltaic low-voltage power supply system, the organic photovoltaic low-voltage power supply system also includes one
Commercial power supply device, the commercial power supply device are connected with DC switchgear, for when at least one organic photovoltaic electricity
During the electric energy deficiency that pond array is produced, it is that at least one direct-flow electricity utilization apparatus are powered.
Preferably, in above-mentioned organic photovoltaic low-voltage power supply system, the commercial power supply device includes AC/DC conversion electricity
Road, the AC/DC change-over circuits are for being converted to direct current, the AC/DC by the alternating current of the commercial power supply device provisioning
Change-over circuit is connected with the electrical storage device.
Preferably, in above-mentioned organic photovoltaic low-voltage power supply system, on the photovoltaic combiner box and DC switchgear
It is provided with protector.
Preferably, in above-mentioned organic photovoltaic low-voltage power supply system, the organic photovoltaic low-voltage power supply system also includes one
Control device, the control device are connected with DC switchgear, and the control device includes electricity computing device and shows dress
Put, the electricity computing device is used for the electric energy for calculating the electrical storage device storage, with the electric power storage in the DC switchgear
Device connects, and the display device is used for the electric energy for showing the electrical storage device storage, is connected with the electricity computing device.
For achieving the above object, a second aspect of the present invention provides a kind of organic photovoltaic using described in above-mentioned any one
Low-voltage power supply system is the method that at least one direct-flow electricity utilization apparatus are powered, including:
The collection of at least one of organic photovoltaic low-voltage power supply system organic photovoltaic battery array is radiated at the light on its surface
Can, and it is converted into electric energy;
The electric energy is input to the organic photovoltaic by the photovoltaic combiner box in the organic photovoltaic low-voltage power supply system
In DC switchgear in low-voltage power supply system, and which is stored;
At least one direct-flow electricity utilization apparatus obtain electric energy by the DC switchgear, carry out normal work.
In sum, a kind of organic photovoltaic low-voltage power supply system proposed by the present invention and method of supplying power to, using low-voltage direct
Power supply, it is to avoid the generation of electric shock accidents, reduces power supply cost.Luminous energy is gathered by least one organic photovoltaic battery array and is turned
Electric energy is changed to, effectively utilizes luminous energy simultaneously has higher photoelectric conversion rate;At least one direct current is used by DC switchgear
Electric equipment is powered, and without using ac-dc converter circuit, changes without the need for power, reduces power loss, improve utilization of power
Rate.
Description of the drawings
Structural representations of the Fig. 1 for the organic photovoltaic low-voltage power supply system in one embodiment of the present invention;
Flow charts of the Fig. 2 for the organic photovoltaic low-voltage power supply system powered operation in one embodiment of the present invention.
Wherein, 1- organic photovoltaic batteries array;2- photovoltaic combiner boxes;3- DC switchgears;31- electrical storage devices;4- cities
Electricity suppl device;At least one direct-flow electricity utilization apparatus of 5-;51- low-voltage lighting light fixtures;52- fans;53- low pressure fire-fighting electrical equipment;54-
Building talkback;56- alarms;57- sensor clusters;55- Indoor Monitoring Systems.
Specific embodiment
The specific embodiment of the present invention is described in more detail below in conjunction with schematic diagram.
Organic photovoltaic low-voltage power supply system in the present embodiment, for powering at least one direct-flow electricity utilization apparatus 5, bag
Include:Photovoltaic combiner box 2, DC switchgear 3 and at least one organic photovoltaic battery array 1.Specifically, as shown in figure 1, extremely
A few organic photovoltaic battery array 1 is connected with photovoltaic combiner box 2, and photovoltaic combiner box 2 is connected with DC switchgear 3, direct current
Power distribution equipment 3 is connected with least one direct-flow electricity utilization apparatus 5.
Each organic photovoltaic battery array 1 includes at least one trans single-layer element, and trans single-layer element includes that first is electric
Pole, second electrode and electron transfer layer positioned there between, photoactive layer and electric hole transfer layer, wherein, first electrode and
In second electrode, at least one has optical transparence, and photoactive layer is located between electron transfer layer and electric hole transfer layer, electric hole
Transfer layer is located between first electrode and photoactive layer, and electron transfer layer is located between second electrode and photoactive layer.Wherein,
One electrode is can be, but not limited to as silver metal electrodes, and second electrode is can be, but not limited to as indium-tin oxide electrode, and the present invention is right
First electrode and second electrode are constituted and are not intended to be limited in any.Photoactive layer can be, but not limited to be prepared from by PV2000 materials,
The present invention is not intended to be limited in any to the material for preparing of photoactive layer.At least one organic photovoltaic battery array 1 can be, but not limited to
It is arranged on the wallboard and glass of building, set-up mode to organic photovoltaic battery array 1 of the invention etc. does not make any
Limit.
DC switchgear 3 includes an electrical storage device 31, for storing the electric energy of the output of organic photovoltaic battery array 1, stores
Electric installation 31 is connected with photovoltaic combiner box 2 and at least one direct-flow electricity utilization apparatus 5 respectively;DC switchgear 3 is also stored including one
Electrical protective device, for protecting electrical storage device 31, electric power storage protection device to be connected with electrical storage device 31;DC switchgear 3 is also wrapped
A power supply interface is included, for charging for direct-flow electricity utilization apparatus 5, power supply interface is can be, but not limited to as USB interface, and the present invention is to this
It is not intended to be limited in any.
In the present embodiment, photovoltaic combiner box 2 and DC switchgear 3 are equipped with protector, and protector is used to protect
Photovoltaic combiner box 2 and DC switchgear 3 are not affected by factors such as natures.Protector can be, but not limited to include lightning-arrest dress
Put and water-tight device, the present invention is not intended to be limited in any to the structure of protector, model and material etc..
In the present embodiment, organic photovoltaic low-voltage power supply system also includes a commercial power supply device 4, with DC switchgear 3
Connection, for when the electric energy that organic photovoltaic battery array 1 is produced is not enough, being that at least one direct-flow electricity utilization apparatus are powered,
Ensure sufficient power consumption.Commercial power supply device 4 includes AC/DC change-over circuits, for what is supplied commercial power supply device 3
220V alternating currents are converted to direct current, and AC/DC change-over circuits are connected with electrical storage device 3.
In the present embodiment, organic photovoltaic low-voltage power supply system also includes a control device, is connected with DC switchgear 3.
Control device includes electricity computing device and display device, and electricity computing device is used for the electric energy for calculating the storage of electrical storage device 3, with
Electrical storage device 31 connects;Display device is used for the electric energy for showing the storage of electrical storage device 3, is connected with electricity computing device.Show dress
Put and can be, but not limited to as smart mobile phone, flat board and computer etc., the present invention is not intended to be limited in any to this.
As shown in figure 1, at least one of the present embodiment direct-flow electricity utilization apparatus 5 are included but is not limited to:Low-voltage lighting light fixture
51st, fan 52, low pressure fire-fighting electrical equipment 53, building talkback 54, alarm 56, sensor cluster 57 and Indoor Monitoring System 55.
Wherein, sensor cluster 57 is used for the environmental index for detecting local environment, and is connected to send corresponding police with alarm 56
Report, lifts the intelligence degree of household, and which includes but is not limited to Smoke Sensor, temperature sensor, humidity sensor and light
One or more in dependent sensor, the present invention do not make any limit to the structure of sensor cluster 57, material and model
System.
As shown in Fig. 2 the operation principle powered using the organic photovoltaic low-voltage power supply system in the present embodiment is as follows.
Step S1:Organic photovoltaic low-voltage power supply system is produced and stores electric energy;
Step S2:Organic photovoltaic low-voltage power supply system is powered at least one direct-flow electricity utilization apparatus 5.
Wherein, step S1 includes:
Step S11:The collection of at least one organic photovoltaic battery array 1 is radiated at the luminous energy on its surface, and is converted into
Electric energy;
Step S12:Electric energy is input in the electrical storage device 31 in DC switchgear 3 by photovoltaic combiner box 2, electric power storage dress
Put 31 to store which;
Step S13:During the electric energy deficiency that illumination is not enough or at least one organic photovoltaic battery array 1 is produced, organic photovoltaic
220V alternating currents are converted to direct current by the commercial power supply device 4 in low-voltage power supply system, are input in electrical storage device 31.
Step S2 includes:
Step S21:At least one direct-flow electricity utilization apparatus 5 are by the DC switchgear in organic photovoltaic low-voltage power supply system
3 power supply interface obtains electric energy, normal work;
Step S22:Control device in organic photovoltaic low-voltage power supply system is in electrical storage device 31 in DC switchgear 3
Electric energy electricity calculated in real time, and in the display device being shown in control device in real time.
In sum, a kind of organic photovoltaic low-voltage power supply system proposed by the present invention and method of supplying power to, using low-voltage direct
Power supply, it is to avoid the generation of electric shock accidents, reduces power supply cost.Luminous energy is gathered by least one organic photovoltaic battery array and is turned
Electric energy is changed to, effectively utilizes luminous energy simultaneously has higher photoelectric conversion rate;At least one direct current is used by DC switchgear
Electric equipment is powered, and without using ac-dc converter circuit, changes without the need for power, reduces power loss, improve utilization of power
Rate.
The preferred embodiments of the present invention are above are only, any restriction effect is not played to the present invention.Belonging to any
Those skilled in the art, in the range of without departing from technical scheme, to the invention discloses technical scheme and
Technology contents make the variation such as any type of equivalent or modification, belong to the content without departing from technical scheme, still
Belong within protection scope of the present invention.
Claims (12)
1. a kind of organic photovoltaic low-voltage power supply system, for powering at least one direct-flow electricity utilization apparatus, it is characterised in that bag
Include:Photovoltaic combiner box, DC switchgear and at least one organic photovoltaic battery array, at least one organic photovoltaic electricity
The output end of pond array is connected with the photovoltaic combiner box, and the photovoltaic combiner box is connected with the DC switchgear, described
DC switchgear is connected with least one direct-flow electricity utilization apparatus.
2. organic photovoltaic low-voltage power supply system as claimed in claim 1, it is characterised in that at least one organic photovoltaic electricity
Pond array includes at least one trans single-layer element, and at least one trans single-layer element includes first electrode, second electrode
And electron transfer layer positioned there between, photoactive layer and electric hole transfer layer, wherein, the first electrode and second electrode
In at least one there is optical transparence, the photoactive layer is located between the electron transfer layer and electric hole transfer layer, described
Electric hole transfer layer be located between the first electrode and the photoactive layer, the electron transfer layer be located at the second electrode with
Between the photoactive layer.
3. organic photovoltaic low-voltage power supply system as claimed in claim 2, it is characterised in that the first electrode is metal electricity
Pole, the second electrode be indium-tin oxide electrode, or the first electrode be indium tin oxide, the second electrode be metal
Electrode.
4. organic photovoltaic low-voltage power supply system as claimed in claim 1, it is characterised in that the DC switchgear includes
Electrical storage device, the electrical storage device are used for the electric energy for storing at least one organic photovoltaic battery array output, the electric power storage
Device is connected with the photovoltaic combiner box.
5. organic photovoltaic low-voltage power supply system as claimed in claim 4, it is characterised in that the DC switchgear also includes
One electric power storage protection device, the electric power storage protection device are used to protect the electrical storage device, the electric power storage protection device to fill with electric power storage
Put connection.
6. organic photovoltaic low-voltage power supply system as claimed in claim 5, it is characterised in that the DC switchgear also includes
One power supply interface, the power supply interface at least one direct-flow electricity utilization apparatus charge, the power supply interface with it is described
Electrical storage device connects.
7. organic photovoltaic low-voltage power supply system as claimed in claim 6, it is characterised in that the power supply interface is USB interface.
8. organic photovoltaic low-voltage power supply system as claimed in claim 1, it is characterised in that the organic photovoltaic low-voltage power supply system
System also includes a commercial power supply device, and the commercial power supply device is connected with DC switchgear, for working as described at least one
During the electric energy deficiency that organic photovoltaic battery array is produced, it is that at least one direct-flow electricity utilization apparatus are powered.
9. organic photovoltaic low-voltage power supply system as claimed in claim 8, it is characterised in that the commercial power supply device includes
AC/DC change-over circuits, the AC/DC change-over circuits are for being converted to direct current by the alternating current of the commercial power supply device provisioning
Electricity, the AC/DC change-over circuits are connected with the electrical storage device.
10. organic photovoltaic low-voltage power supply system as claimed in claim 1, it is characterised in that the photovoltaic combiner box and direct current
Protector is equipped with power distribution equipment.
11. organic photovoltaic low-voltage power supply systems as claimed in claim 1, it is characterised in that the organic photovoltaic low-voltage power supply
System also includes a control device, and the control device is connected with DC switchgear, and the control device includes that electricity is calculated
Device and display device, the electricity computing device are used for the electric energy for calculating the electrical storage device storage, with the DC distribution
Electrical storage device connection in device, the display device are used for the electric energy for showing the electrical storage device storage, with the voltameter
Calculate device connection.
Organic photovoltaic low-voltage power supply system in a kind of 12. uses such as claim 1-11 as described in any one is at least one straight
The method that stream electrical equipment is powered, it is characterised in that including step:
The collection of at least one of organic photovoltaic low-voltage power supply system organic photovoltaic battery array is radiated at the luminous energy on its surface, and
It is converted into electric energy;
The electric energy is input to the organic photovoltaic low pressure by the photovoltaic combiner box in the organic photovoltaic low-voltage power supply system
In DC switchgear in electric power system, and which is stored;
At least one direct-flow electricity utilization apparatus obtain electric energy by the DC switchgear, carry out normal work.
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