CN112713613A - Square cabin type modularized micro-grid system - Google Patents
Square cabin type modularized micro-grid system Download PDFInfo
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- CN112713613A CN112713613A CN202011624620.4A CN202011624620A CN112713613A CN 112713613 A CN112713613 A CN 112713613A CN 202011624620 A CN202011624620 A CN 202011624620A CN 112713613 A CN112713613 A CN 112713613A
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- shelter
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- 238000010248 power generation Methods 0.000 claims abstract description 21
- 238000004146 energy storage Methods 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 5
- 229910052744 lithium Inorganic materials 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 3
- 239000013589 supplement Substances 0.000 abstract 1
- 230000000295 complement effect Effects 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- H02J3/00—Circuit arrangements for AC mains or AC distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
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- 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
- H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
- H02S10/10—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power including a supplementary source of electric power, e.g. hybrid diesel-PV energy systems
- H02S10/12—Hybrid wind-PV energy systems
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- 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
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Photovoltaic Devices (AREA)
- Wind Motors (AREA)
Abstract
本发明公开了一种方舱式模块化微电网系统。它包括光伏组件、风力发电模块和柴油发电机组，光伏组件连接有光储变流器，所述风力发电模块连接有风储变流器，柴油发电机组具有与市电互锁的切换接口，光储变流器和风储变流器的交流侧并联连接后直接接入负载或由并网切换开关的外网侧与切换口连接形成并网运行接入负载。优点在于：大大提高了系统的经济性，考虑到供电可靠性要求较高，为保证在连续多天无风、无光的情况下仍能稳定供电，故在发电系统中，配备了一台柴油发电机，启动柴油机时刻直接对负载供电，也可以对蓄电池进行补充充电，系统能够持续运行，供电稳定，另外，通过设置的方舱，使其结构简单，操作快捷方便，成本低廉。
The invention discloses a shelter-type modular micro-grid system. It includes a photovoltaic module, a wind power generation module and a diesel generator set. The photovoltaic module is connected with a photoelectric storage converter, the wind power generation module is connected with a wind storage converter, and the diesel generator set has a switching interface interlocked with the mains. The AC side of the storage-converter and the wind-storage-converter are connected in parallel and then directly connected to the load, or the external grid side of the grid-connected switch is connected to the switch port to form a grid-connected operation access load. The advantages are: the economy of the system is greatly improved. Considering the high reliability of power supply, in order to ensure stable power supply in the case of no wind and no light for many consecutive days, the power generation system is equipped with a diesel The generator can directly supply power to the load when the diesel engine is started, and can also supplement the battery to charge the battery. The system can run continuously and the power supply is stable. In addition, through the set up of the shelter, the structure is simple, the operation is fast and convenient, and the cost is low.
Description
Technical Field
The invention relates to a microgrid system, in particular to a square cabin type modularized microgrid system.
Background
Frontier island and remote local far-away city network are supplied with power by extending of the power grid, and are relatively poor in technical economy. However, once the generator fails, it is difficult to repair the generator in time, which inevitably affects work and life, and in addition, the existing single power supply mode depending on the generator has the problems of noise, pollution and excessive generating cost.
Disclosure of Invention
The invention aims to solve the technical problem of providing a shelter type modularized micro-grid system which is simple in structure, convenient to operate, low in cost, capable of continuously running and stable in power supply.
In order to solve the technical problem, the shelter type modularized microgrid system comprises a photovoltaic component, a wind power generation module and a diesel generator set, wherein the photovoltaic component is connected with a light storage converter, the wind power generation module is connected with a wind storage converter, the diesel generator set is connected with a mains supply through a grid-connected switching device, alternating current sides of the light storage converter and the wind storage converter are connected in parallel and then directly connected into a load or connected in parallel to an intranet side of a grid-connected switching switch of the grid-connected switching device to achieve grid connection with the diesel generator or the mains supply and then connected into the load.
The wind storage converter and the light storage converter respectively correspond to a group of lithium batteries to form an energy storage device.
Photovoltaic module's photovoltaic board is set in a mounting bracket, the mounting bracket passes through folding mechanism and installs the top at a shelter, aerogenerator module's aerogenerator installs on the lifter, the lateral part at the shelter is installed to the lifter.
And turning plates hinged through hinges are arranged at the edges of the upper side and the lower side of the mounting rack.
Folding mechanism includes the articulated bracing piece between the support of fixed mounting at shelter top and support and the mounting bracket, still be provided with drive arrangement between the bottom of shelter top and mounting bracket, can make mounting bracket upset motion through drive arrangement.
The power of each photovoltaic power generation module and the power of each wind power generation module are respectively 2 kW.
The invention has the advantages that:
by arranging a plurality of low-power modular components and a plurality of groups of converter modules which are connected in parallel and are backup to each other, after the alternating current side is connected in parallel, the converter modules can be connected with a commercial power or a diesel generator in a grid-connected mode through a grid-connected switching device, and the wind power, photoelectric and composite power generation system established by the converter modules can adopt a wind-solar complementary power generation mode according to the complementary characteristics of wind energy and solar energy, thereby greatly improving the economy of the system, particularly considering that the requirement on power supply reliability is higher, and the power can still be stably supplied under the continuous condition of no wind and no light for a plurality of days, so in the power generation system, a diesel generator is equipped, a diesel engine is started to directly supply power to a load, and a storage battery can also be complementarily charged, thereby leading the system to be continuously operated and the power supply to be stable, in addition, a photovoltaic panel and the wind power generator, not only has simple structure, rapid and convenient operation and low cost, but also can be dismantled and moved and has small occupied space.
Drawings
Fig. 1 is a schematic view of a stowed installation configuration of a shelter-type modular microgrid system of the present invention;
fig. 2 is a schematic view of an installation structure of the shelter-type modular microgrid system in an expanded state according to the present invention;
fig. 3 is a schematic structural diagram of the principle of the shelter-type modular microgrid system of the present invention.
Detailed Description
The shelter-type modular microgrid system of the invention is further described in detail below with reference to the accompanying drawings and the detailed description.
As shown in the figure, the shelter type modularized microgrid system comprises a photovoltaic module 1, a wind power generation module 2 and a diesel generator set 3, wherein the power of each photovoltaic power generation module and each wind power generation module is respectively 2kW, the photovoltaic module 1 is connected with a light storage converter 4, the wind power generation module 2 is connected with a wind storage converter 5, the diesel generator set 6 is connected with a mains supply through a grid-connected switching device 7, the grid-connected switching device is provided with a switching interface for interlocking the diesel generator set 6 with the mains supply, the alternating current sides of the light storage converters 4 and the wind storage converters 5 are connected in parallel and then directly connected into a load 8 or connected in parallel to the grid-connected switching switch intranet side of the grid-connected switching device 7 to realize grid connection with the diesel generator or the mains supply and then connected into the load 8, as can be seen from fig. 3, the embodiment comprises 2 paths of the photovoltaic modules 1, 2 paths of the wind, the grid-connected operation load is formed by connecting an alternating current side of a 2-path light storage converter and an alternating current side of a 2-path wind storage converter in parallel or connecting an outer grid side of a grid-connected change-over switch with a diesel generator set and a mains supply interlocking switching interface, wherein each group of photovoltaic modules 1 comprises 100W 10 blocks =1.0kW, and photovoltaic monomer parameters in each group of photovoltaic modules 1 are as follows: pmax 100W; vmp 17.4V; imp 5.75A; voc 22.4V, each wind storage converter 5 and each light storage converter 4 respectively correspond to a group of lithium batteries to form an energy storage device, specifically, a solar cell panel of each photovoltaic power generation module 1 is respectively connected with one photovoltaic energy storage converter, the energy storage side of each light storage converter is connected with the corresponding lithium battery, a wind power generator of each wind power generation module is respectively connected with one wind energy storage converter, the energy storage side of each wind energy storage converter is connected with the corresponding lithium battery, the alternating current sides of all the energy storage converters are connected in parallel and then connected with the inner network side of a grid-connected switching device to carry out load, the system monitors the charge state and the load condition of each device, preferentially uses the energy of the photovoltaic and the wind power generators, when the existing electric quantity cannot meet the working condition, the stored energy is supplemented, when the stored energy is lower than a certain electric quantity, the commercial power or the self, the commercial power and diesel generator interface are provided with an interlocking switch, so that the system is safe and reliable.
Furthermore, each photovoltaic panel 9 of the photovoltaic module 1 is embedded in a mounting rack 10, the mounting rack 10 is mounted at the top of a shelter 12 through a folding mechanism 11, the folding mechanism 11 comprises a support 17 fixedly mounted at the top of the shelter 12 and a support rod 18 hinged between the support and the mounting rack 10, a driving device 19 is further arranged between the top of the shelter 12 and the bottom of the mounting rack 10, the mounting rack 10 can be turned over through the driving device, a wind driven generator 13 of the wind driven generation module 2 is mounted on a manual lifting rod 14, the lifting rod 14 is mounted at the side part of the shelter, the height can be adjusted properly according to the working conditions on site, blades are removed during transportation and mounted in the shelter of shelter equipment, the wind driven generation mode is adopted by the wind driven generation set, turning plates 16 hinged through hinges 15 are arranged at the edges of the upper side and the lower side of the mounting rack 10, the turnover plate can be used as an extension unit, the size of the turnover plate after being turned over is the same as that of the shelter,
it is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make modifications, alterations, additions or substitutions within the spirit and scope of the present invention.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011624620.4A CN112713613A (en) | 2020-12-31 | 2020-12-31 | Square cabin type modularized micro-grid system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011624620.4A CN112713613A (en) | 2020-12-31 | 2020-12-31 | Square cabin type modularized micro-grid system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112713613A true CN112713613A (en) | 2021-04-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011624620.4A Pending CN112713613A (en) | 2020-12-31 | 2020-12-31 | Square cabin type modularized micro-grid system |
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| Country | Link |
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| CN (1) | CN112713613A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114362243A (en) * | 2021-12-10 | 2022-04-15 | 江苏镇安电力设备有限公司 | A battery charging control method in a microgrid system |
| CN114809740A (en) * | 2021-12-16 | 2022-07-29 | 江苏镇安电力设备有限公司 | Self-heating thermal insulation device based on power distribution equipment |
| CN114844091A (en) * | 2022-03-14 | 2022-08-02 | 天水六九一三电子科技有限责任公司 | Little electric wire netting supply vehicle of new forms of energy |
| CN116131723A (en) * | 2023-04-19 | 2023-05-16 | 赫里欧新能源有限公司 | Power supply system equipped with container body micro wind generator |
| CN117639066A (en) * | 2023-11-20 | 2024-03-01 | 武汉船用电力推进装置研究所(中国船舶集团有限公司第七一二研究所) | An integrated wind, solar, diesel and storage energy power supply system |
| CN118573076A (en) * | 2024-05-20 | 2024-08-30 | 西南石油大学 | Vertical axis wind-solar power generation system and device applied to oil field pumping unit |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102255354A (en) * | 2011-06-10 | 2011-11-23 | 天津瑞拓电子科技开发有限公司 | Miniaturization equipment system having functions of oxygen generation, water generation and wind-light complementary power generation |
| CN111463827A (en) * | 2020-04-20 | 2020-07-28 | 江苏镇安电力设备有限公司 | A small microgrid system with multiple machines in parallel |
| CN111464113A (en) * | 2020-04-20 | 2020-07-28 | 江苏镇安电力设备有限公司 | Modular small-sized optical storage micro-grid device and control system |
| CN215733506U (en) * | 2020-12-31 | 2022-02-01 | 江苏镇安电力设备有限公司 | Square cabin type modularized micro-grid device |
-
2020
- 2020-12-31 CN CN202011624620.4A patent/CN112713613A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102255354A (en) * | 2011-06-10 | 2011-11-23 | 天津瑞拓电子科技开发有限公司 | Miniaturization equipment system having functions of oxygen generation, water generation and wind-light complementary power generation |
| CN111463827A (en) * | 2020-04-20 | 2020-07-28 | 江苏镇安电力设备有限公司 | A small microgrid system with multiple machines in parallel |
| CN111464113A (en) * | 2020-04-20 | 2020-07-28 | 江苏镇安电力设备有限公司 | Modular small-sized optical storage micro-grid device and control system |
| CN215733506U (en) * | 2020-12-31 | 2022-02-01 | 江苏镇安电力设备有限公司 | Square cabin type modularized micro-grid device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114362243A (en) * | 2021-12-10 | 2022-04-15 | 江苏镇安电力设备有限公司 | A battery charging control method in a microgrid system |
| CN114809740A (en) * | 2021-12-16 | 2022-07-29 | 江苏镇安电力设备有限公司 | Self-heating thermal insulation device based on power distribution equipment |
| CN114844091A (en) * | 2022-03-14 | 2022-08-02 | 天水六九一三电子科技有限责任公司 | Little electric wire netting supply vehicle of new forms of energy |
| CN116131723A (en) * | 2023-04-19 | 2023-05-16 | 赫里欧新能源有限公司 | Power supply system equipped with container body micro wind generator |
| CN117639066A (en) * | 2023-11-20 | 2024-03-01 | 武汉船用电力推进装置研究所(中国船舶集团有限公司第七一二研究所) | An integrated wind, solar, diesel and storage energy power supply system |
| CN118573076A (en) * | 2024-05-20 | 2024-08-30 | 西南石油大学 | Vertical axis wind-solar power generation system and device applied to oil field pumping unit |
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Application publication date: 20210427 |
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| RJ01 | Rejection of invention patent application after publication |