CN201956928U - Small power multiple purpose power system for photovoltaic household - Google Patents
Small power multiple purpose power system for photovoltaic household Download PDFInfo
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- CN201956928U CN201956928U CN2010205427871U CN201020542787U CN201956928U CN 201956928 U CN201956928 U CN 201956928U CN 2010205427871 U CN2010205427871 U CN 2010205427871U CN 201020542787 U CN201020542787 U CN 201020542787U CN 201956928 U CN201956928 U CN 201956928U
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- 108091064702 1 family Proteins 0.000 claims 4
- 238000006243 chemical reaction Methods 0.000 description 8
- 206010014357 Electric shock Diseases 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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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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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
本实用新型涉及一种小功率多用途光伏户用电源系统，该系统与太阳能组件连接，所述的电源系统包括太阳能控制器、蓄电池、DC/DC转换器、直流输出接口，所述的太阳能控制器设有三个接口，其中一个接口与太阳能组件连接，另两个接口分别与蓄电池、DC/DC转换器连接，所述的DC/DC转换器还设有一个接口，该接口与直流输出接口连接。与现有技术相比，本实用新型具有效率高、安全可靠、适用性好、便携性好等优点。
The utility model relates to a low-power multi-purpose photovoltaic household power supply system, which is connected with solar modules. The power supply system includes a solar controller, a storage battery, a DC/DC converter, and a DC output interface. The solar control The device has three interfaces, one of which is connected to the solar module, and the other two interfaces are respectively connected to the storage battery and the DC/DC converter. The DC/DC converter also has an interface, which is connected to the DC output interface . Compared with the prior art, the utility model has the advantages of high efficiency, safety and reliability, good applicability, good portability and the like.
Description
技术领域technical field
本实用新型涉及一种光伏电源系统，尤其是涉及一种小功率多用途光伏户用电源系统。The utility model relates to a photovoltaic power supply system, in particular to a low-power multipurpose photovoltaic household power supply system.
背景技术Background technique
现有的小型太阳能户用电源一般将太阳能组件捕获的太阳能转换成电能存储在蓄电池中，然后由逆变器将直流电转换成交流电供电灯等家用电器使用；或者由蓄电池供给12V或24V的直流电供家用直流负载使用。The existing small solar household power supply generally converts the solar energy captured by solar modules into electrical energy and stores it in the battery, and then the inverter converts the DC power into AC power to power household appliances such as lamps; or the battery supplies 12V or 24V DC power supply. For household DC loads.
由于小型太阳能户用电源提供的功率小，一般只能供给小功率电器和电灯的电能，这些小功率电器一般都能使用低压直流电。如果采用逆变器，由于需要将直流电转换成交流电，转换效率较低，能量损耗严重，对太阳能是一种极大的浪费；如果由蓄电池直接供给12V或24V的直流电，则只能给电灯供电，不能满足其他小型家用电器和移动设备的供电需求。Because the power provided by the small solar household power supply is small, it can only supply the electric energy of small-power electrical appliances and lamps, and these small-power electrical appliances can generally use low-voltage direct current. If an inverter is used, the conversion efficiency is low and the energy loss is serious due to the need to convert direct current into alternating current, which is a great waste of solar energy; if the battery directly supplies 12V or 24V direct current, it can only supply power to lamps , cannot meet the power supply needs of other small household appliances and mobile devices.
发明内容Contents of the invention
本实用新型的目的就是为了克服上述现有技术存在的缺陷而提供一种效率高、安全可靠、适用性好、便携性好的小功率多用途光伏户用电源系统。The purpose of this utility model is to provide a low-power multi-purpose photovoltaic household power supply system with high efficiency, safety and reliability, good applicability and good portability in order to overcome the above-mentioned defects in the prior art.
本实用新型的目的可以通过以下技术方案来实现：The purpose of this utility model can be achieved through the following technical solutions:
一种小功率多用途光伏户用电源系统，该系统与太阳能组件连接，其特征在于，所述的电源系统包括太阳能控制器、蓄电池、DC/DC转换器、直流输出接口，所述的太阳能控制器设有三个接口，其中一个接口与太阳能组件连接，另两个接口分别与蓄电池、DC/DC转换器连接，所述的DC/DC转换器还设有一个接口，该接口与直流输出接口连接。A low-power multi-purpose photovoltaic household power supply system, which is connected to solar modules, is characterized in that the power supply system includes a solar controller, a storage battery, a DC/DC converter, and a DC output interface, and the solar control The device has three interfaces, one of which is connected to the solar module, and the other two interfaces are respectively connected to the storage battery and the DC/DC converter. The DC/DC converter also has an interface, which is connected to the DC output interface .
所述的太阳能控制器与蓄电池之间设有保险丝。A fuse is provided between the solar controller and the storage battery.
所述的太阳能控制器与太阳能组件之间设有输入开关。An input switch is provided between the solar controller and the solar module.
所述的太阳能控制器与DC/DC转换器之间设有输出开关。An output switch is provided between the solar controller and the DC/DC converter.
所述的DC/DC转换器包括12V/5V转换模块、12V/6V转换模块、12V/9V转换模块。The DC/DC converter includes a 12V/5V conversion module, a 12V/6V conversion module, and a 12V/9V conversion module.
与现有技术相比，本实用新型具有以下优点：Compared with the prior art, the utility model has the following advantages:
1、效率高：直接采用直流供电，减少了逆变环节，效率高，加大了太阳能利用率。1. High efficiency: Directly adopt DC power supply, reduce the inverter link, high efficiency, and increase the utilization rate of solar energy.
2、安全可靠：直接采用低压系统，减少了触电的风险，无安全隐患；同时，减少逆变环节，可靠性更高，成本更低。2. Safe and reliable: The low-voltage system is directly used, which reduces the risk of electric shock and has no potential safety hazards; at the same time, the inverter link is reduced, so the reliability is higher and the cost is lower.
3、适用性好：提供5V/6V/9V/12V等多组直流电源，可作为便携式DVD、音响、收音机、手机、MP3/MP4、LED灯、节能灯等多种小功率设备的供电电源。3. Good applicability: Provide multiple sets of DC power supplies such as 5V/6V/9V/12V, which can be used as a power supply for various low-power devices such as portable DVDs, stereos, radios, mobile phones, MP3/MP4, LED lights, and energy-saving lamps.
4、便携性好：将太阳能控制器、DC/DC转换器、蓄电池集中在一个机箱中，可移动性好，携带方便。4. Good portability: the solar controller, DC/DC converter, and battery are integrated in one case, which has good mobility and is easy to carry.
附图说明Description of drawings
图1为本实用新型的结构示意图。Fig. 1 is the structural representation of the utility model.
具体实施方式Detailed ways
下面结合附图和具体实施例对本实用新型进行详细说明。The utility model will be described in detail below in conjunction with the accompanying drawings and specific embodiments.
实施例Example
如图1，一种小功率多用途光伏户用电源系统，该系统与太阳能组件1连接，所述的电源系统包括太阳能控制器2、蓄电池3、DC/DC转换器4、直流输出接口5，所述的太阳能控制器2设有三个接口，其中一个接口与太阳能组件1连接，另两个接口分别与蓄电池3、DC/DC转换器4连接，所述的DC/DC转换器4还设有一个接口，该接口与直流输出接口5连接。As shown in Figure 1, a low-power multi-purpose photovoltaic household power supply system is connected to a solar module 1. The power supply system includes a solar controller 2, a storage battery 3, a DC/DC converter 4, and a DC output interface 5. The solar controller 2 is provided with three interfaces, one of which is connected to the solar module 1, and the other two interfaces are respectively connected to the battery 3 and the DC/DC converter 4, and the DC/DC converter 4 is also provided with An interface, which is connected to the DC output interface 5.
所述的太阳能控制器2与蓄电池3之间设有保险丝6。所述的太阳能组件1与太阳能控制器2之间设有输入开关K1。所述的太阳能控制器2与DC/DC转换器4之间设有输出开关K2。所述的DC/DC转换器4包括12V/5V转换模块、12V/6V转换模块、12V/9V转换模块。A fuse 6 is provided between the solar controller 2 and the storage battery 3 . An input switch K1 is provided between the solar module 1 and the solar controller 2 . An output switch K2 is provided between the solar controller 2 and the DC/DC converter 4 . The DC/DC converter 4 includes a 12V/5V conversion module, a 12V/6V conversion module, and a 12V/9V conversion module.
太阳能组件1通过输入开关K1将太阳能接入太阳能控制器2，太阳能控制器2通过保险丝6与蓄电池4相接，同时，太阳能控制器2通过输出开关K2给DC/DC 转换器4，DC/DC转换器4将12V直流电转换成5V、6V、9V电源，给用户负载供电。The solar module 1 connects solar energy to the solar controller 2 through the input switch K1, and the solar controller 2 is connected to the battery 4 through the fuse 6. At the same time, the solar controller 2 supplies the DC/DC converter 4 through the output switch K2, and the DC/DC The converter 4 converts the 12V direct current into 5V, 6V and 9V power supplies to supply power to user loads.
本实用新型需连接太阳能组件1，在接入太阳能组件1后，合上输入开关K1，由太阳能组件1将太阳能转换为直流电能，太阳能控制器2向蓄电池3充电；该太阳能控制器2能检测蓄电池3状态，按蓄电池的最佳充电曲线给蓄电池3充电，同时，在蓄电池3电压过低时，切断负载，防止蓄电池3过放电，达到保护蓄电池3的目的。本实用新型具备完善的保护措施，对太阳能反接、蓄电池反接、蓄电池欠压、蓄电池悬空、过载、短路等都能进行有效保护。The utility model needs to connect the solar module 1, after connecting the solar module 1, close the input switch K1, the solar energy is converted into DC electric energy by the solar module 1, and the solar controller 2 charges the storage battery 3; the solar controller 2 can detect When the battery 3 is in the state, charge the battery 3 according to the optimal charging curve of the battery. At the same time, when the voltage of the battery 3 is too low, cut off the load to prevent the battery 3 from over-discharging and achieve the purpose of protecting the battery 3 . The utility model has perfect protection measures, and can effectively protect solar energy reverse connection, battery reverse connection, battery undervoltage, battery suspension, overload, short circuit and the like.
太阳能控制器2在控制蓄电池充电的同时，同时通过输出开关K2给DC/DC转换器4供电。DC/DC转换器4负责将12V直流转换成用户需要的其他低压直流电源。该DC/DC转换器4通过专用的稳压控制芯片来实现电源的转换，为用户提供稳定的直流供电电源。The solar controller 2 supplies power to the DC/DC converter 4 through the output switch K2 while controlling the charging of the storage battery. The DC/DC converter 4 is responsible for converting the 12V direct current into other low-voltage direct current power sources required by users. The DC/DC converter 4 implements power conversion through a dedicated voltage stabilization control chip, and provides users with a stable DC power supply.
在本电源系统中，6V、9V电源采用5.5mm专用电源接头，可以供便携式DVD、收音机等多种家用电器的使用；5V电源采用USB接头，可以供手机、MP3/MP4等多种移动式设备的使用。In this power supply system, the 6V and 9V power supplies use 5.5mm special power connectors, which can be used for various household appliances such as portable DVDs and radios; the 5V power supply uses USB connectors, which can be used for mobile phones, MP3/MP4 and other mobile devices. usage of.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205427871U CN201956928U (en) | 2010-09-25 | 2010-09-25 | Small power multiple purpose power system for photovoltaic household |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205427871U CN201956928U (en) | 2010-09-25 | 2010-09-25 | Small power multiple purpose power system for photovoltaic household |
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| Publication Number | Publication Date |
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| CN201956928U true CN201956928U (en) | 2011-08-31 |
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| CN2010205427871U Expired - Fee Related CN201956928U (en) | 2010-09-25 | 2010-09-25 | Small power multiple purpose power system for photovoltaic household |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103023123A (en) * | 2012-12-26 | 2013-04-03 | 孙健 | Energy saving device for directly utilizing solar photovoltaic power to drive computer server |
| CN103795099A (en) * | 2012-11-01 | 2014-05-14 | 上海太阳能科技有限公司 | 30 W portable solar energy power supply |
-
2010
- 2010-09-25 CN CN2010205427871U patent/CN201956928U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103795099A (en) * | 2012-11-01 | 2014-05-14 | 上海太阳能科技有限公司 | 30 W portable solar energy power supply |
| CN103023123A (en) * | 2012-12-26 | 2013-04-03 | 孙健 | Energy saving device for directly utilizing solar photovoltaic power to drive computer server |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110831 Termination date: 20140925 |
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| EXPY | Termination of patent right or utility model |