CN205134669U - Novel energy -conserving direct current building of photovoltaic - Google Patents
Novel energy -conserving direct current building of photovoltaic Download PDFInfo
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- CN205134669U CN205134669U CN201520837922.8U CN201520837922U CN205134669U CN 205134669 U CN205134669 U CN 205134669U CN 201520837922 U CN201520837922 U CN 201520837922U CN 205134669 U CN205134669 U CN 205134669U
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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
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/50—Energy storage in industry with an added climate change mitigation effect
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Abstract
The utility model discloses a novel energy -conserving direct current building of photovoltaic, it includes the photovoltaic power generation subassembly, direct current distribution system and load, the roof of building adopts the design of a plurality of slope roofings and the alternate connection of a plurality of water flat roof deck, the roofing of connection has between slope roofing and the water flat roof deck, connect the roofing and adopt the lighting window design, the photovoltaic power generation subassembly sets up on this slope roofing, the photovoltaic power generation subassembly links to each other and can deliver to the high voltage dc of its production direct current distribution system with direct current distribution system, use for the load. It has following advantage: beautifully, energy -conserving, can guarantee long -time continuation and supply power.
Description
Technical field
The utility model relate to the energy and building in conjunction with field, particularly relate to the energy-conservation direct current building of a kind of Novel photovoltaic.
Background technology
Along with the continuous consumption of fossil energy, the industrialization of China, the improving constantly of the level of urbanization, power load sharp increase, conventional Power Generation Mode and transmission means can not meet the need for electricity of people, and developing generation of electricity by new energy technology becomes extremely urgent thing.And inexhaustible solar energy stands in the breach, there is huge exploitation potential.Solar energy generation technology application form is mainly divided into the grid-connected power station of large-sized photovoltaic, distributed photovoltaic power generation system.For distributed photovoltaic power generation system, the solar electrical energy generation photovoltaic building formed that combines with building is a kind of very important form.From photovoltaic material and Integration of building form, mainly contain two kinds of modes: one simply utilizes building roof to arrange photovoltaic battery panel; Another is that photovoltaic material is combined with the building degree of depth.Photovoltaic arrays depends on architectural by the former, and building plays a supportive role.The latter by photovoltaic device and building materials integrated, replace part building materials with photovoltaic device, namely do the roof of building, exterior wall and window with photovoltaic electrification component, so both can be used as building materials and also can be used to generating.For built building, the former is most economy and convenience; And in China's urbanization high speed development process, new building of building, especially modern enterprise, logistic storage, modern dwelling etc., are combined photovoltaic generation with the building degree of depth, and it is very important behave that the building energy conservation for China reduces discharging.
For photovoltaic building, on general roof, photovoltaic electrification component is installed by traditional method, there is many shortcomings, a large amount of photovoltaic brackets is needed during as installed, Expenses Cost, but also affect the attractive in appearance of building, on flat roof, particularly build photovoltaic electrification component need occupy more space, roof.And for pitched roof structure, this type of roof construction is the effect for considering direct sunlight, solar panel is installed and may reach optimum efficiency, therefore newly-built photovoltaic building needs a kind of better scheme, utilizes photovoltaic generation resource, the natural lighting of better performance building to take into account largeizationr and optimizes the requirements such as architectural appearance.In addition, in modern architecture, DC load gets more and more, as LED illumination, television set, ventilation equipment, the network equipment, direct-flow air conditioner, DC refrigerator etc., as utilize photovoltaic the direct current sent out, power to DC electric apparatus with existing ac power supply method, need through the process of first inversion rectification again, increase energy loss, so also constrain the raising of photovoltaic application efficiency, directly can reduce energy loss by direct current supply form, maximum using solar energy resources.In sum, a kind of Novel photovoltaic energy-conservation direct current building solution is needed.
Utility model content
The utility model provides the energy-conservation direct current building of a kind of Novel photovoltaic, which overcomes the deficiencies in the prior art described in background technology.
The utility model solves the technical scheme that its technical problem adopts:
The energy-conservation direct current building of a kind of Novel photovoltaic, it comprises photovoltaic electrification component, direct-flow distribution system and load, the roof of described building adopts the squama type roof structure design of multiple sloped roof connection alternate with multiple horizental roof, described sloped roof is connected roofing with having between horizental roof, described connection roofing adopts light inlet window design, described photovoltaic electrification component is arranged on this sloped roof, described photovoltaic electrification component is connected with described direct-flow distribution system and the high voltage direct current that can be produced delivers to direct-flow distribution system, uses for load.
Among one embodiment: the angle between described sloped roof and horizental roof is equal with the latitude of this building geographic location.
Among one embodiment: the surrounding metope of described building is provided with multiple shutter.
Among one embodiment: the surrounding metope of described building is provided with multiple copper-indium-galliun-selenium film solar cell plate.
Among one embodiment: described direct-flow distribution system comprises header box, energy-storage units, DC/DC rectifier cabinet, AC/DC rectifier cabinet, DC/DC converter, DC/AC inverter and a dc bus, the outlet of described photovoltaic electrification component is connected with header box, the outlet of described header box is connected with dc bus by after DC/DC rectifier cabinet, electric main is connected with dc bus by after described AC/DC rectifier cabinet, described energy-storage units is directly connected with dc bus, and described dc bus can be connected with load.
Among one embodiment: described load comprises DC load and AC load, described dc bus is by being connected with DC load after DC/DC converter, and described dc bus is connected with AC load by after DC/AC inverter.
Among one embodiment: described photovoltaic electrification component comprises photovoltaic battery panel, described photovoltaic battery panel by support installing in described sloped roof, and photovoltaic battery panel be parallel to described sloped roof install.
Among one embodiment: described connection roofing is perpendicular to horizental roof.
Among one embodiment: also comprise the intelligent monitor system for gathering, analyzing and store each service data in direct-flow distribution system, this intelligent monitor system comprises main monitoring unit and is located at each monitoring unit in direct-flow distribution system, described each monitoring unit and main monitoring unit data cube computation.
Among one embodiment: the roof of described building is provided with parapet, parapet position corresponding to each sloped roof described is provided with a header box, and the photovoltaic electrification component in the sloped roof that this header box is corresponding with it is connected.
The technical program is compared with background technology, and its tool has the following advantages:
Traditional photovoltaic building often adopts directly installs photovoltaic electrification component on flat roof, do not consider daylighting design, cost is also very high, and photovoltaic generation is combined with building roof by photovoltaic described in the utility model energy-conservation direct current building dexterously, designed by squama type roof structure, not only made roof structure attractive in appearance but also reduce the cost of support, simultaneously because incorporated the design of light inlet window, both added inside buildings natural lighting, and the use of room lighting can have been reduced again, play energy-saving effect to a great extent.The utility model building interior uses direct current supply mode, and uses DC load in a large number in building, makes whole solar electric power supply system be almost full DC converting, decreases Technics of Power Electronic Conversion cost and distribution loss thereof, really reach energy-conservation object.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Fig. 1 depicts the perspective view of the energy-conservation direct current building of a kind of Novel photovoltaic described in the utility model.
Fig. 2 depicts the lateral view of the energy-conservation direct current building of a kind of Novel photovoltaic described in the utility model.
Fig. 3 depicts the top view of the energy-conservation direct current building of a kind of Novel photovoltaic described in the utility model.
Fig. 4 depicts the system architecture schematic diagram of direct-flow distribution system described in the utility model.
Detailed description of the invention
Please refer to Fig. 1 to Fig. 3, the energy-conservation direct current building of a kind of Novel photovoltaic, it comprises photovoltaic electrification component 100, direct-flow distribution system, intelligent monitor system and load, the roof of building adopts the squama type roof structure design of multiple sloped roof 10 connection alternate with multiple horizental roof 20, have between sloped roof 10 with horizental roof 20 and be connected roofing 30, the connected mode of each roofing in the roof namely built is sloped roof 10, connects roofing 30, horizental roof 20, sloped roof 10, connects roofing 30, horizental roof 20,, interval circulation connects successively successively.Sloped roof 10 connects roofing and adopts light inlet window design, and photovoltaic electrification component is arranged on this sloped roof 10, and photovoltaic electrification component is connected with described direct-flow distribution system and the high voltage direct current that can be produced delivers to direct-flow distribution system, uses for load.
The surrounding metope of this building is provided with multiple shutter 40, to increase the light of architecture indoor, reduces the use of architecture indoor illumination.The surrounding metope shutter position of this building is also alternative is provided with multiple copper-indium-galliun-selenium film solar cell plate, quite large degree can increase generating thus, also embody building energy conservation characteristic and aesthetic property better.
Angle between this sloped roof 10 and horizental roof 20 need be determined in conjunction with the height of local latitude and inclined roof, to ensure that sunshine can with the incident photovoltaic electrification component of the angle of the best.In preferred version, the angle between this sloped roof 10 and horizental roof 20 is equal with the latitude of this building geographic location.In the present embodiment, this connection roofing 30, perpendicular to horizental roof 20, makes building roof be that the class of rising one after another is wavy.
This photovoltaic electrification component comprises photovoltaic battery panel, and photovoltaic battery panel is by support installing in described sloped roof 10, and photovoltaic battery panel is parallel to sloped roof 10 installs.
Such as, for annex Xiamen area, photovoltaic battery panel is arranged in five groups of sloped roof 10, in order to ensure the installation reliability of photovoltaic battery panel, needs on inclined-plane roofing 10, lay the bracket track paralleled with sloped roof 10.Before mounting bracket track, need at sloped roof 10 joints cement pier, as the base support of support.For each sloped roof 10, consider its length and width, each sloped roof 10 builds 27, is divided into three rows, and often arrange 9, adjacent spacing is 3.8m, trestle column 3.25m.Clump needs lay support, support Design is with reference to the design standard such as " loading code for design of building structures ", " seismic design provision in building code ".Design parameters considers that the anti-earthquake intensity of antidetonation is 7 degree, basic earthquake acceleration figure 0.15g, the wind reference pressure 0.8KN/m that 50 years one, Xiamen area is met
2.Crossbeam is selected and is of a size of 62*41.3*2.5, and longeron selects C shape steel, is of a size of 100*50*15*2.5.For this support, calculate its weight bearing power, mainly permanent load and variable load.Permanent load is the weight of solar panel weight, crossbeam and longeron, by calculating as 0.191KN/m
2, variable load mainly considers wind load and snow load, and Xiamen area there is no snow load, only need consider wind load.Time with the wind, least favorable load is 0.892KN/m
2, i.e. 892Pa, gets the compression capability design considerations of 1000Pa as roof clump, and time against the wind, getting least favorable load is-0.461KN/m
2, i.e. 461Pa, gets 461Pa as roof clump pre-embedded bolt design considerations.
Please refer to Fig. 4, this direct-flow distribution system comprises header box 51, energy-storage units 52, DC/DC rectifier cabinet 53, AC/DC rectifier cabinet 54, DC/DC converter 55, DC/AC inverter 56 and a dc bus 57, load comprises DC load 201 and AC load 202, the outlet of photovoltaic electrification component 100 is connected with header box 51, the outlet of header box 51 is connected with dc bus 57 by after DC/DC rectifier cabinet 53, electric main is connected with dc bus 57 by after described AC/DC rectifier cabinet 54, energy-storage units 52 is directly connected with dc bus 57, dc bus 57 is by being connected with DC load 201 after DC/DC converter 55, dc bus 57 is connected with AC load 202 by after DC/AC inverter 56.This energy-storage units 52 can be the energy storage devices such as lead-acid accumulator.
Wherein, the length and width often organizing the photovoltaic battery panel foundation sloped roof in sloped roof design the connection in series-parallel quantity of cell panel on it, often the cell panel organized in sloped roof 10 forms an independently array, and each array cell panel accesses header box 51 in mode in parallel after first connecting.In the present embodiment, the outlet of this header box 51 forms the high voltage direct current of 300V-700V (deciding as circumstances require), be connected with dc bus 57 by after DC/DC rectifier cabinet 53 (containing MPPT---controller for solar), the rated voltage on described dc bus 57 is 380V (deciding as circumstances require).Dc bus 57 part can directly be connected with 380V DC load, a part is depressurized to 24V (deciding as circumstances require) by DC/DC converter and powers to corresponding DC load, and this 380V DC load comprises direct-flow air conditioner, direct current drive automobile charging pile etc.This 24V DC load comprises DC lighting, direct current 24V electrical distribution system.
The roof of this building is provided with parapet, and the parapet position of each sloped roof 10 correspondence described is provided with a header box 51, and the photovoltaic electrification component 100 in the sloped roof 10 that this header box 51 is corresponding with it is connected.
This intelligent monitor system is for gathering, analyzing and store each service data in direct-flow distribution system, and this intelligent monitor system comprises main monitoring unit and is located at each monitoring unit in direct-flow distribution system, described each monitoring unit and main monitoring unit data cube computation.In the present embodiment, described each monitoring unit is connected by RS485 bus communication with main monitoring unit.This each monitoring unit is respectively used in AC/DC rectifier cabinet 54, in DC/DC rectifier cabinet 53, in photovoltaic electrification component 100, charging pile is medium, this each monitoring unit all has the functions such as collection, analysis and storage, by RS485 bus, the data of collection or the structure of analysis can be uploaded to main monitoring unit, main monitoring unit runs according to the power supply logics of setting according to analysis and Control civil power, photovoltaic electrification component, energy-storage units, and keeps DC bus-bar voltage to stablize.This civil power, photovoltaic electrification component and the energy-storage units running priority logic in powered operation process is: photovoltaic electrification component override, then civil power, last energy-storage units, namely under having solar energy situation, preferential use is solar powered, when adopting mains-supplied (after arriving night) in solar powered not enough situation, when solar powered deficiency and under civil power powering-off state, energy-storage units in support power supply can be used to power supply.This power supply logics takes full advantage of green energy resource, and not power-off for a long time can also be kept to power, and ensures the normal activity of resident living or plant produced.This intelligent monitor system also comprises insulating monitoring module, for monitoring dc bus and each several part state of insulation over the ground, ensures the person and security of system.
The above, be only the utility model preferred embodiment, therefore the scope that the utility model implements can not be limited according to this, the equivalence namely done according to the utility model the scope of the claims and description change with modify, all should still belong in scope that the utility model contains.
Claims (10)
1. the energy-conservation direct current building of Novel photovoltaic, it is characterized in that: comprise photovoltaic electrification component, direct-flow distribution system and load, the roof of described building adopts the squama type roof structure design of multiple sloped roof connection alternate with multiple horizental roof, described sloped roof is connected roofing with having between horizental roof, described connection roofing adopts light inlet window design, described photovoltaic electrification component is arranged on this sloped roof, described photovoltaic electrification component is connected with described direct-flow distribution system and the high voltage direct current that can be produced delivers to direct-flow distribution system, use for load.
2. the energy-conservation direct current building of a kind of Novel photovoltaic according to claim 1, is characterized in that: the angle between described sloped roof and horizental roof is equal with the latitude of this building geographic location.
3. the energy-conservation direct current building of a kind of Novel photovoltaic according to claim 1 and 2, is characterized in that: the surrounding metope of described building is provided with multiple shutter.
4. the energy-conservation direct current building of a kind of Novel photovoltaic according to claim 1 and 2, is characterized in that: the surrounding metope of described building is provided with multiple copper-indium-galliun-selenium film solar cell plate.
5. the energy-conservation direct current building of a kind of Novel photovoltaic according to claim 1, it is characterized in that: described direct-flow distribution system comprises header box, energy-storage units, DC/DC rectifier cabinet, AC/DC rectifier cabinet, DC/DC converter, DC/AC inverter and a dc bus, the outlet of described photovoltaic electrification component is connected with header box, the outlet of described header box is connected with dc bus by after DC/DC rectifier cabinet, electric main is connected with dc bus by after described AC/DC rectifier cabinet, described energy-storage units is directly connected with dc bus, and described dc bus can be connected with load.
6. the energy-conservation direct current building of a kind of Novel photovoltaic according to claim 5, it is characterized in that: described load comprises DC load and AC load, described dc bus is by being connected with DC load after DC/DC converter, and described dc bus is connected with AC load by after DC/AC inverter.
7. the energy-conservation direct current building of a kind of Novel photovoltaic according to claim 1, it is characterized in that: described photovoltaic electrification component comprises photovoltaic battery panel, described photovoltaic battery panel by support installing in described sloped roof, and photovoltaic battery panel be parallel to described sloped roof install.
8. the energy-conservation direct current building of a kind of Novel photovoltaic according to claim 1, is characterized in that: described connection roofing is perpendicular to horizental roof.
9. the energy-conservation direct current building of a kind of Novel photovoltaic according to claim 5, it is characterized in that: also comprise the intelligent monitor system for gathering, analyzing and store each service data in direct-flow distribution system, this intelligent monitor system comprises main monitoring unit and is located at each monitoring unit in direct-flow distribution system, described each monitoring unit and main monitoring unit data cube computation.
10. the energy-conservation direct current building of a kind of Novel photovoltaic according to claim 5, it is characterized in that: the roof of described building is provided with parapet, parapet position corresponding to each sloped roof described is provided with a header box, and the photovoltaic electrification component in the sloped roof that this header box is corresponding with it is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201520837922.8U CN205134669U (en) | 2015-10-27 | 2015-10-27 | Novel energy -conserving direct current building of photovoltaic |
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| CN201520837922.8U CN205134669U (en) | 2015-10-27 | 2015-10-27 | Novel energy -conserving direct current building of photovoltaic |
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| CN205134669U true CN205134669U (en) | 2016-04-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113356433A (en) * | 2021-05-20 | 2021-09-07 | 广州数控设备有限公司 | Roof and house that printing opacity and be convenient for maintain |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113356433A (en) * | 2021-05-20 | 2021-09-07 | 广州数控设备有限公司 | Roof and house that printing opacity and be convenient for maintain |
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