CN101854133A - Alternating current photovoltaic module and building curtain wall unit using same - Google Patents
Alternating current photovoltaic module and building curtain wall unit using same Download PDFInfo
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- CN101854133A CN101854133A CN201010134116A CN201010134116A CN101854133A CN 101854133 A CN101854133 A CN 101854133A CN 201010134116 A CN201010134116 A CN 201010134116A CN 201010134116 A CN201010134116 A CN 201010134116A CN 101854133 A CN101854133 A CN 101854133A
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- solar
- solar battery
- battery cell
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- photovoltaic module
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
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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
Abstract
The invention relates to an alternating current (AC) photovoltaic module and a building curtain wall unit using same. The AC photovoltaic module comprises a solar cell component and an inverter, wherein the solar cell component contains a plurality of solar cell monomer groups, each solar cell monomer group is composed of a plurality of solar cell monomers; each solar cell monomer further contains a plurality of solar cell sub-monomers which are in serial connection and have the same size; the inverter contains a DC-AC converting circuit, wherein the input end is connected with the output end of the solar cell component so that the DC voltage output by the solar cell component is converted to AC voltage. The inside of the building curtain wall unit of the invention is provided with the AC photovoltaic module. The DC booster circuit part in the existing inverter can be omitted in the invention so that the volume of the inverter can be reduced, the solar cell component can be integrated with the inverter to form an independent module for use, and installation becomes more convenient.
Description
Technical field
The present invention relates to solar photovoltaic technology and constructure screen wall.
Background technology
Fig. 1 a shows the structure of existing a kind of solar photovoltaic generation system 100, and wherein, a plurality of silicon chip solar modules 101 are composed in series branch string 102, and it is 102 parallel with one another that these a plurality of branches are gone here and there, and constitutes solar battery array 103.Each divides string 102 to connect according to this with dividing string block diode 105, fuse 106 and dc switch 107 by dc wire 104, and above-mentioned branch string block diode 105, fuse 106 and dc switch 107 have constituted direct current combiner 108.Dc switch 107 inserts the input of inverter 109, and the output of inverter 109 is connected to the grid 112 then by alternating current wires 110 incoming transport distribution boxs 111, is typically provided with devices such as alternating-current switch, fuse in A.C. distribution box 111.
With reference to figure 1b, existing silicon chip solar module 101 uses the square silicon chip of the length of side as 125mm or 156mm mostly, because every solar battery cell 1011 can only produce about 0.55 volt operating voltage, the size that is limited to the silicon chip solar module, the output voltage of silicon chip solar module all is lower than 50V at present.And the voltage of electrical network be 120V to 240V, so existing inverter 109 all can be provided with DC voltage booster circuit 1091, the voltage of silicon chip solar module output is elevated to predetermined voltage, be connected to the grid after handling by DC-AC translation circuit 1092 again.Because DC voltage booster circuit includes elements such as transformer, electric capacity, inductance, thereby the volume of inverter 109 is also bigger, thereby make and be difficult to solar module and inverter are integrated use, and, caused inconvenience for user's use as the workload of the solar module of discrete parts and the inverter connection between the two certainly will increasing installation.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of volume interchange photovoltaic module little, directly output AC electricity.
Another technical problem that the present invention will solve is to provide a kind of building curtain wall unit that uses this interchange photovoltaic module.
Another technical problem to be solved by this invention is to provide a kind of solar module.
Interchange photovoltaic module of the present invention, it comprises a solar module, this solar module comprises many group solar battery cell groups, each group solar battery cell group is made up of a plurality of solar battery cells, wherein, each solar battery cell further comprises a plurality of solar-electricity pond monomer of mutual series connection, and the solar-electricity pond monomer equal and opposite in direction in each solar battery cell; This interchange photovoltaic module also comprises an inverter, this inverter comprises a DC-AC translation circuit, the input of this DC-AC translation circuit is connected with the output of solar module, is used for the direct voltage of this solar module output is converted to alternating voltage.
The present invention also provides a kind of building curtain wall unit, is provided with an above-mentioned interchange photovoltaic module in this building curtain wall unit.
Solar module of the present invention comprises many group solar battery cell groups, it is parallel with one another to organize the solar battery cell groups more, each group solar battery cell group is made up of a plurality of solar battery cells, wherein, each solar battery cell further comprises a plurality of solar-electricity pond monomer of mutual series connection, and the solar-electricity pond monomer equal and opposite in direction in each solar battery cell.
The present invention is by being divided into each solar battery cell in the solar module a plurality of solar-electricity pond monomer, can be under the situation of the size dimension that does not change existing solar battery cell, improve the dc voltage value of solar battery cell output, thereby can save the DC voltage booster circuit part in the existing inverter, reduce the volume of inverter, be convenient to realize solar module and inverter are integrated into standalone module use, this standalone module can save under the conventional conditions and be connected required direct current parts between the solar module and inverter, as line, fuse, block diode, JB etc., and the alternating current that can directly be connected to the grid exactly of its output, therefore only need installation personnel to be familiar with exchanging the connection of end, easier for installation.In addition, the present invention saves the DC voltage booster circuit part in the existing inverter, simultaneously, has also removed the energy loss that DC voltage booster circuit causes, and the integral energy loss of system is reduced.
Description of drawings
Fig. 1 a is the schematic diagram of existing a kind of solar photovoltaic generation system.
Fig. 1 b is the theory diagram of existing silicon chip solar module and inverter.
Fig. 2 is the schematic diagram of interchange photovoltaic module of the present invention.
Fig. 3 is the structural representation of solar module of the present invention.
Fig. 4 is the structural representation of solar battery cell of the present invention.
Embodiment
Below in conjunction with accompanying drawing the present invention is made and to further specify.
As Fig. 2, Fig. 3 and shown in Figure 4, interchange photovoltaic module of the present invention comprises a solar module 201 and an inverter 209, solar module 201 comprises many group solar battery cell groups 202, each group solar battery cell group is made up of a plurality of solar battery cells 203, each solar battery cell 203 further comprises a plurality of solar-electricity pond monomer 204 of mutual series connection, and solar-electricity pond monomer 204 equal and opposite in directions of each solar battery cell.In one embodiment, solar module 201 is the silicon chip solar module, solar-electricity pond monomer 204 be shaped as rectangle.
In Fig. 2 and Fig. 3, to organize solar battery cell group 202 parallel with one another more, and each group solar battery cell group 202 is made up of a plurality of solar battery cells 203 of mutual series connection.Yet, the invention is not restricted to this, in other execution mode, can also be: organize solar battery cell group 202 more and connect mutually, each group solar battery cell group 202 be made up of a plurality of solar battery cells 203 of mutual series connection; Perhaps, to organize solar battery cell group 202 parallel with one another more, and each group solar battery cell group 202 is made up of a plurality of solar battery cells 203 parallel with one another; Perhaps, organize solar battery cell group 202 more and connect mutually, each group solar battery cell group is made up of a plurality of solar battery cells 203 parallel with one another.
In Fig. 2, Fig. 3 and one embodiment of the present invention illustrated in fig. 4, each solar battery cell 203 is formed by 4 solar-electricity pond monomers 204.Suppose output voltage V p=0.5V, output current Ip=4A, the power output Wp=2W of existing solar battery cell, every group of solar battery cell group is in series by 60 such solar battery cells, the output voltage of solar battery cell group is 30V so, output current is 4A, it must be elevated to predetermined voltage by the DC voltage booster circuit of inverter, is connected to the grid after handling by the DC-AC translation circuit of inverter again.And the present invention can be under the situation of the size dimension that does not change existing solar battery cell, each solar battery cell is divided into 4 solar-electricity pond monomers again, output voltage V the p '=0.5V of each solar-electricity pond monomer, output current Ip '=1A, power output Wp '=0.5W, this moment solar battery cell output voltage V p=2V, output current Ip=1A, power output Wp=2W, every group of solar battery cell group still is in series by 60 such solar battery cells, the output voltage of solar battery cell group becomes 120V so, and output current is 1A.
Therefore, can omit the DC voltage booster circuit part among Fig. 1 b in the inverter 209 of the present invention, and only comprise a DC-AC translation circuit 2092, the input of this DC-AC translation circuit 2092 is connected with the output of solar module 201, is used for the direct voltage of this solar module 201 outputs is converted to alternating voltage.
The quantity of solar-electricity of the present invention pond monomer is not limited to above-mentioned 4, and its quantity can change according to the difference of the output voltage of inverter.
Because the volume of above-mentioned inverter 209 reduces greatly than existing inverter, therefore be fit to this inverter 209 and above-mentioned solar module 201 are integrated into standalone module use.In an Application Example, solar module 201 and inverter 209 can be integrated in the building curtain wall unit.A plurality of these building curtain wall units are connected combination, can constitute curtain wall or window in the building.When solar module 201 and inverter 209 use as standalone module, can save under the conventional conditions and be connected required direct current parts between the solar module and inverter, as line, fuse, block diode, JB etc., make easier for installation.
Claims (10)
1. one kind exchanges photovoltaic module, it comprises a solar module, described solar module comprises many group solar battery cell groups, each group solar battery cell group is made up of a plurality of solar battery cells, it is characterized in that, each solar battery cell further comprises a plurality of solar-electricity pond monomer of mutual series connection, and the solar-electricity pond monomer equal and opposite in direction in each solar battery cell;
Described interchange photovoltaic module also comprises an inverter, described inverter comprises a DC-AC translation circuit, the input of this DC-AC translation circuit is connected with the output of described solar module, is used for the direct voltage of this solar module output is converted to alternating voltage.
2. interchange photovoltaic module as claimed in claim 1 is characterized in that, described many group solar battery cell groups are parallel with one another, and each group solar battery cell group is made up of a plurality of solar battery cells of mutual series connection.
3. interchange photovoltaic module as claimed in claim 1 is characterized in that, described many group solar battery cell groups are connected mutually, and each group solar battery cell group is made up of a plurality of solar battery cells of mutual series connection.
4. interchange photovoltaic module as claimed in claim 1 is characterized in that, described many group solar battery cell groups are parallel with one another, and each group solar battery cell group is made up of a plurality of solar battery cells parallel with one another.
5. interchange photovoltaic module as claimed in claim 1 is characterized in that, described many group solar battery cell groups are connected mutually, and each group solar battery cell group is made up of a plurality of solar battery cells parallel with one another.
6. interchange photovoltaic module as claimed in claim 1 is characterized in that, each solar battery cell becomes by 4 solar-electricity pond set of monomers.
7. interchange photovoltaic module as claimed in claim 1 is characterized in that, described solar-electricity pond monomer be shaped as rectangle.
8. a building curtain wall unit is characterized in that, is provided with an interchange photovoltaic module as claimed in claim 1 in the described building curtain wall unit.
9. solar module, described solar module comprises many group solar battery cell groups, each group solar battery cell group is made up of a plurality of solar battery cells, it is characterized in that, each solar battery cell further comprises a plurality of solar-electricity pond monomer of mutual series connection, and the solar-electricity pond monomer equal and opposite in direction in each solar battery cell.
10. solar module as claimed in claim 9 is characterized in that, described solar-electricity pond monomer be shaped as rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010134116A CN101854133A (en) | 2010-03-29 | 2010-03-29 | Alternating current photovoltaic module and building curtain wall unit using same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010134116A CN101854133A (en) | 2010-03-29 | 2010-03-29 | Alternating current photovoltaic module and building curtain wall unit using same |
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| CN101854133A true CN101854133A (en) | 2010-10-06 |
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| CN201010134116A Pending CN101854133A (en) | 2010-03-29 | 2010-03-29 | Alternating current photovoltaic module and building curtain wall unit using same |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010035180A1 (en) * | 2000-04-28 | 2001-11-01 | Fumiya Kimura | Solar generation system |
| CN2529147Y (en) * | 2002-01-09 | 2003-01-01 | 陶礼德 | Solar generating heat collection device |
| CN1479946A (en) * | 2001-10-19 | 2004-03-03 | �����̵v | Light emitting or light receiving semiconductor module and method for manufacturing the same |
| CN1628390A (en) * | 2002-06-21 | 2005-06-15 | 中田仗祐 | Light-emitting device and its prodn. method |
| CN2775914Y (en) * | 2004-04-20 | 2006-04-26 | 马廷钧 | Solar energy power supply system for traffic lamps |
| CN2846191Y (en) * | 2005-11-15 | 2006-12-13 | 林忠秋 | Solar energy power supply device for automobile air conditioner |
| CN201210493Y (en) * | 2008-04-17 | 2009-03-18 | 中电电气(上海)太阳能科技有限公司 | Encapsulation construction of solar cell component |
-
2010
- 2010-03-29 CN CN201010134116A patent/CN101854133A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010035180A1 (en) * | 2000-04-28 | 2001-11-01 | Fumiya Kimura | Solar generation system |
| CN1479946A (en) * | 2001-10-19 | 2004-03-03 | �����̵v | Light emitting or light receiving semiconductor module and method for manufacturing the same |
| CN2529147Y (en) * | 2002-01-09 | 2003-01-01 | 陶礼德 | Solar generating heat collection device |
| CN1628390A (en) * | 2002-06-21 | 2005-06-15 | 中田仗祐 | Light-emitting device and its prodn. method |
| CN2775914Y (en) * | 2004-04-20 | 2006-04-26 | 马廷钧 | Solar energy power supply system for traffic lamps |
| CN2846191Y (en) * | 2005-11-15 | 2006-12-13 | 林忠秋 | Solar energy power supply device for automobile air conditioner |
| CN201210493Y (en) * | 2008-04-17 | 2009-03-18 | 中电电气(上海)太阳能科技有限公司 | Encapsulation construction of solar cell component |
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Open date: 20101006 |