CN209805492U - Dual-mode charging solar power generation system and solar power generation device - Google Patents
Dual-mode charging solar power generation system and solar power generation device Download PDFInfo
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- CN209805492U CN209805492U CN201920990219.9U CN201920990219U CN209805492U CN 209805492 U CN209805492 U CN 209805492U CN 201920990219 U CN201920990219 U CN 201920990219U CN 209805492 U CN209805492 U CN 209805492U
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- 238000010248 power generation Methods 0.000 title claims abstract description 53
- 238000007600 charging Methods 0.000 title claims abstract description 38
- 230000009977 dual effect Effects 0.000 claims abstract description 13
- 238000006243 chemical reaction Methods 0.000 claims description 30
- 229910021417 amorphous silicon Inorganic materials 0.000 claims description 9
- 229910021419 crystalline silicon Inorganic materials 0.000 claims description 7
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 7
- 239000010409 thin film Substances 0.000 claims description 7
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000010278 pulse charging Methods 0.000 abstract description 4
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005286 illumination Methods 0.000 description 3
- 239000010408 film Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000001795 light effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
the utility model provides a solar electric system and solar power system that dual mode charged relates to photovoltaic power generation technical field, has solved the unable technical problem that furthest utilized solar energy of present solar electric system. The system comprises a first charging mode circuit and a second charging mode circuit, wherein the first charging mode circuit comprises a first solar panel and a first solar controller connected with the first solar panel; the first solar controller can monitor the power generation voltage of the first solar panel in real time under the condition of high irradiance so as to track the highest voltage generated by the first solar panel, so that the electric energy generated by the first solar panel can be used for rapidly charging the storage battery; the second charging mode circuit comprises a second solar cell panel and a second solar controller connected with the second solar cell panel, and the second solar controller can perform pulse charging on the storage battery by using electric energy generated by the second solar cell panel under the condition of low irradiance.
Description
Technical Field
the utility model belongs to the technical field of the photovoltaic power generation technique and specifically relates to a solar electric system and solar power system that dual mode charges is related to.
Background
At present, a solar power generation system generally includes a solar cell module, a solar controller, and a storage battery. The electric energy converted by the solar cell module charges the storage battery through the solar controller and simultaneously supplies power to the load. Among them, the solar cell module generally employs a crystalline silicon cell panel, which is further divided into a monocrystalline silicon cell panel and a polycrystalline silicon cell panel. The photoelectric conversion effect of the monocrystalline silicon cell panel is the highest and can reach about 17 percent and the highest and can reach 20 percent, but the manufacturing cost is higher. The photoelectric conversion effect of the polycrystalline silicon battery plate is much lower than that of the monocrystalline silicon battery plate, but the manufacturing cost is relatively low, and the service life is relatively short. The amorphous silicon thin film battery has low photoelectric conversion efficiency and is not stable enough, the conversion efficiency is attenuated along with the prolonging of time, but the amorphous silicon thin film battery has better weak photoelectric conversion effect under the condition of weak light and stable power generation.
The applicant has found that the prior art has at least the following technical problems: the solar cell in the prior art cannot meet the requirement of ensuring higher photoelectric conversion rate in a region with longer low irradiation time. In addition, the current solar power generation only adopts a single PWM or MPPT charging mode and a single monocrystalline silicon or polycrystalline silicon power generation mode, so that the solar energy cannot be utilized to the maximum extent in the actual use process, all-weather power generation and charging are realized, and a lot of waste of resources is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a solar electric system that dual mode was charged to solve the unable furthest's of solar electric system technical problem who utilizes solar energy that exists among the prior art. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
The utility model provides a dual-mode charging solar power generation system, which comprises a first charging mode circuit and a second charging mode circuit, wherein the first charging mode circuit comprises a first solar cell panel and a first solar controller connected with the first solar cell panel; the first solar controller can monitor the generated voltage of the first solar panel in real time under a high irradiance condition to track the highest voltage generated by the first solar panel so as to rapidly charge a storage battery with the maximum electric energy generated by the first solar panel; the second charging mode circuit comprises a second solar cell panel and a second solar controller connected with the second solar cell panel, and the second solar controller can charge the storage battery in a pulse mode by using electric energy generated by the second solar cell panel under the condition of low irradiance.
According to a preferred embodiment, under high irradiance conditions, the photoelectric conversion rate of the first solar panel is greater than the photoelectric conversion rate of the second solar panel; under the condition of low irradiance, the photoelectric conversion rate of the second solar panel is greater than that of the first solar panel.
According to a preferred embodiment, the first solar panel comprises a solar cell assembly consisting of single crystalline silicon solar cells.
According to a preferred embodiment, the first solar panel comprises a solar cell assembly consisting of single crystalline silicon solar cells and polycrystalline silicon solar cells.
According to a preferred embodiment, the second solar panel comprises a solar cell module consisting of an amorphous silicon thin film.
According to a preferred embodiment, the first solar controller is an MPPT controller.
According to a preferred embodiment, the second solar controller is a PWM controller.
According to a preferred embodiment, the first solar control and the second solar control are each electrically connected to a load and to a battery.
The utility model also provides a solar power generation device, including the double-mode charged solar power generation system, the solar power generation device also comprises a shell, the shell at least comprises a top surface arranged in a horizontal mode and a side surface arranged in an inclined mode, and a first solar cell panel of the solar power generation system is arranged on the top surface of the shell; disposing a second solar panel of the solar power generation system on an inclined side of the housing; or
arranging a second solar cell panel of the solar power generation system on the top surface of the housing; a first solar panel of the solar power generation system is disposed on an inclined side of the housing.
According to a preferred embodiment, the MPPT controller electrically connected to the first solar cell panel and the PWM controller electrically connected to the second solar cell panel are both disposed inside the housing, and the MPPT controller and the PWM controller are both electrically connected to a battery and a load.
Based on above-mentioned technical scheme, the utility model discloses solar electric system that dual mode was charged has following technological effect at least:
The utility model discloses a solar power generation system comprises a first charging mode circuit and a second charging mode circuit, wherein, the first charging mode circuit comprises a first solar cell panel and a first solar controller connected with the first solar cell panel; the first solar controller can monitor the power generation voltage of the first solar panel in real time under a high irradiance condition to track the highest voltage generated by the first solar panel so as to rapidly charge a storage battery by the maximum power generated by the first solar panel; therefore under the high irradiance condition, can track first solar cell panel's maximum generated voltage in real time through first solar control ware to accomplish quick charge to the battery with the electric energy of its production, can guarantee the at utmost under the high irradiance condition utilizing solar energy, in addition, second charge mode circuit includes second solar cell panel and the second solar control ware that is connected with second solar cell panel, second solar control ware can carry out pulse charging to the battery with the electric energy that second solar cell panel produced under the low irradiance condition. Consequently under the low irradiance condition, can charge the battery through the electric energy that second solar cell panel produced through second solar control ware, so can guarantee the utility model discloses a solar power generation system is no matter be in high irradiance condition or low irradiance condition homoenergetic realize implementing all-weather charging and to the power supply of load to the battery, guarantees the load steady operation, is favorable to in the application in the longer area of low irradiance time, guarantees solar energy power generation day and day electricity generation, night illumination.
On the other hand, the utility model also provides a solar power generation device, the shell of the device comprises a top surface arranged in a horizontal mode and a side surface arranged in an inclined mode, and a first solar cell panel of a solar power generation system is arranged on the top surface of the shell; on the top surface of the housing to ensure that the device is charged and illuminated under high irradiance conditions. Set up solar power system's second solar cell panel on the slope side of casing to guarantee to charge and the illumination under the low irradiance condition, utilize low irradiance intelligent drive, can be the electric energy with weak light energy conversion. Or, can change first solar cell panel and second solar cell panel's the position that sets up according to particular case, so can guarantee the utility model discloses the device of embodiment can be applicable to the environment of multiple difference.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of a dual mode charging solar power generation system of the present invention;
FIG. 2 is a schematic diagram of a preferred embodiment of the dual mode charging solar power generation system of the present invention;
Fig. 3 is a schematic structural diagram of a preferred embodiment of the solar power generation apparatus of the present invention.
In the figure: 10-a housing; 11-a first charge mode circuit; 111-a first solar panel; 112-a first solar controller; 1111-monocrystalline silicon solar cell slice; 1112; polycrystalline solar cells; 1121-MPPT controller; 12-a second charge mode circuit; 121-a second solar panel; 122-a second solar controller; 1211-amorphous silicon thin film battery; 1221-a PWM controller; 15-a storage battery; 16-load; 17-a handle.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The technical solution of the present invention will be described in detail with reference to the accompanying drawings 1 to 3 of the specification.
As shown in fig. 1, fig. 1 shows a schematic diagram of a dual-mode charging solar power generation system of the present invention. The utility model provides a pair of solar electric system that dual mode was charged includes first charge mode circuit 11 and second charge mode circuit 12. The first charging mode circuit 11 includes a first solar panel 111 and a first solar controller 112 connected to the first solar panel 111; the first solar controller 112 can monitor the generated voltage of the first solar panel 111 in real time under high irradiance conditions to track the highest voltage generated by the first solar panel 111 so as to quickly charge the storage battery with the maximum power generated by the first solar panel 111. And then under the high irradiance condition, the maximum power generation voltage of the first solar cell panel can be tracked in real time through the first solar controller, so that the storage battery can be charged by the maximum power generated by the first solar controller, and the solar energy can be maximally utilized under the high irradiance condition while the photoelectric conversion rate is improved. Preferably, the second charging mode circuit 12 includes a second solar cell panel 121 and a second solar controller 122 connected to the second solar cell panel 121, wherein the second solar controller 122 is capable of pulse-charging the battery with the electric energy generated by the second solar cell panel 121 under the condition of low irradiance. Thereby being guaranteeing the utility model discloses a solar electric system all has higher photoelectric conversion rate under high irradiance and low irradiance condition in, guarantees also to stabilize charging to the battery under the low irradiance condition, and then guarantees that the load can move stably.
Preferably, under high irradiance conditions, the photoelectric conversion rate of the first solar panel 111 is greater than the photoelectric conversion rate of the second solar panel 121. Under low irradiance conditions, the photoelectric conversion rate of the second solar panel 121 is greater than the photoelectric conversion rate of the first solar panel 111. Under the high irradiance condition, can obtain higher photoelectric conversion rate when carrying out photoelectric conversion through first solar cell panel, and under the low irradiance condition, also can obtain higher photoelectric conversion rate when carrying out photoelectric conversion through second solar cell panel, so, guarantee the utility model discloses a solar power system all can have higher photoelectric conversion rate under high irradiance and low irradiance condition, can be applicable to the longer area of low irradiance condition and use, realizes generating electricity in all weather.
Preferably, the first solar controller 112 and the second solar controller 122 are both electrically connected to the load 16 and the battery 15. The storage battery is charged in real time, and the load can be ensured to illuminate at night.
Preferably, the first solar cell panel 111 includes a solar cell assembly composed of single crystalline silicon solar cell pieces 1111. Because the monocrystalline silicon has higher photoelectric conversion rate under the condition of high irradiance, the first solar panel can be ensured to have higher electric energy output under the condition of high irradiance. Alternatively, it is preferable that the first solar cell panel 111 includes a solar cell assembly composed of a single crystalline silicon solar cell piece 1111 and a polycrystalline silicon solar cell piece 1112. The manufacturing cost of the solar cell panel is reduced while the first solar cell panel has higher photoelectric conversion rate under the condition of high irradiance.
Preferably, the second solar cell panel 121 includes a solar cell assembly composed of amorphous silicon thin film cells 1211. Because the amorphous silicon film has a higher weak light effect, under the condition of low irradiance, the photoelectric conversion rate can be effectively ensured through the second solar cell panel, so that the amorphous silicon film is suitable for areas with low irradiance and longer time.
Preferably, the first solar controller 112 is an MPPT controller 1121. The MPPT controller 1121 may monitor the power generation voltage of the first solar cell panel in real time, track the highest voltage and current, and output the highest electric energy, so that the system charges the storage battery with the highest efficiency, thereby achieving the purpose of utilizing solar energy to the maximum extent. Preferably, the second solar controller 122 is a PWM controller 1221. Through the indirect pulse charging mode of the PWM controller, the storage battery is continuously charged under the condition that the voltage value of the photovoltaic cell panel is low, so that the storage battery is protected, and the service life of the storage battery is prolonged.
As shown in fig. 2, fig. 2 is a schematic diagram of a preferred embodiment of the dual-mode charging solar power generation system of the present invention. The single crystal silicon solar cell 1111 and/or the polycrystalline silicon solar cell 1112 are electrically connected with the MPPT controller 1121. The amorphous silicon thin film battery 1211 is electrically connected to the PWM controller 1221. MPPT controller and PWM controller all are connected with battery 15 electricity to guaranteeing to charge in real time to battery 15, MPPT controller and PWM controller still are connected with the load electricity, and are luminous stable in order to guarantee the load.
according to another aspect of the present invention, the present invention further provides a solar power generation device, as shown in fig. 3, including the dual-mode charging solar power generation system. The solar power generation device of the embodiment of the utility model also comprises a shell 10. Preferably, the housing 10 includes at least a top surface disposed in a horizontal manner and one side surface disposed in an inclined manner, that is, the longitudinal section of the housing 10 has a right-angled trapezoidal structure. A first solar cell panel 111 of a solar power generation system is provided on the top surface of the housing 10; to ensure charging and illumination of the device under high irradiance conditions. Preferably, the second solar cell panel 121 of the solar power generation system is disposed on the inclined side of the housing 10, so that the second solar cell panel 121 can absorb light energy to the maximum extent under a low irradiance condition, and the photoelectric conversion rate of the second solar cell panel is improved. Alternatively, it is preferable that the second solar cell panel 121 of the solar power generation system is provided on the top surface of the casing 10, and the first solar cell panel 111 of the solar power generation system is provided on the inclined surface of the casing 10. Can be replaced according to local irradiance environment conditions.
Preferably, the MPPT controller 1121 electrically connected to the first solar cell panel 111 and the PWM controller 1221 electrically connected to the second solar cell panel 121 are both disposed inside the case 10. The MPPT controller 1121 and the PWM controller 1221 are electrically connected to the battery 15 and the load 16. Preferably, a handle 17 is further provided on the outer side of the housing 10, so as to directly mount the solar power generation device of the embodiment of the present invention on a power generation pole.
The utility model discloses solar power system can guarantee no matter in high irradiance condition or low irradiance condition, the utility model discloses a solar power system all has higher photoelectric conversion rate, can realize simultaneously charging the battery in real time, guarantees the operating stability of load. The utility model discloses a solar power system can be applicable to the longer area of low irradiance time, even if under abominable environmental condition, also can guarantee load stability and operating duration moreover.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A dual-mode charging solar power generation system, comprising a first charging mode circuit (11) and a second charging mode circuit (12), wherein the first charging mode circuit (11) comprises a first solar panel (111) and a first solar controller (112) connected to the first solar panel (111); the first solar controller (112) is capable of monitoring the generated voltage of the first solar panel (111) in real time under high irradiance conditions to track the highest voltage produced by the first solar panel (111) so as to rapidly charge the storage battery with the maximum power produced by the first solar panel (111); the second charging mode circuit (12) comprises a second solar cell panel (121) and a second solar controller (122) connected with the second solar cell panel (121), and the second solar controller (122) can charge the storage battery in a pulse mode by using the electric energy generated by the second solar cell panel (121) under the condition of low irradiance.
2. A dual mode charging solar power generation system according to claim 1, characterized in that under high irradiance conditions the photoelectric conversion ratio of the first solar panel (111) is greater than the photoelectric conversion ratio of the second solar panel (121); under low irradiance conditions, the photoelectric conversion rate of the second solar panel (121) is greater than the photoelectric conversion rate of the first solar panel (111).
3. A dual mode charged solar power generation system according to claim 2, characterized in that the first solar panel (111) comprises a solar cell assembly consisting of single crystalline silicon solar cells (1111).
4. a dual mode charging solar power generation system according to claim 2, characterized in that the first solar panel (111) comprises a solar cell assembly consisting of a single crystalline silicon solar cell sheet (1111) and a polycrystalline silicon solar cell sheet (1112).
5. A dual-mode charged solar power generation system according to claim 3 or 4, characterized in that said second solar panel (121) comprises a solar cell assembly consisting of amorphous silicon thin film cells (1211).
6. A dual mode charging solar power generation system as claimed in claim 1, wherein the first solar controller (112) is an MPPT controller (1121).
7. A dual mode charging solar power generation system according to claim 1, wherein the second solar controller (122) is a PWM controller (1221).
8. A dual mode charging solar power generation system according to claim 1, wherein both the first solar controller (112) and the second solar controller (122) are electrically connected to a load (16) and to a battery (15).
9. A solar power plant, characterized by comprising the dual-mode charged solar power system of any one of claims 1 to 8, said solar power plant further comprising a housing (10), said housing (10) comprising at least a top surface arranged in a horizontal manner and one side surface arranged in an inclined manner, a first solar panel (111) of said solar power system being arranged on the top surface of said housing (10); -arranging a second solar panel (121) of the solar power system on an inclined side of the housing (10);
Or, a second solar cell panel (121) of the solar power generation system is provided on the top surface of the housing (10); a first solar cell panel (111) of the solar power generation system is arranged on an inclined side of the housing (10).
10. The solar power generation apparatus according to claim 9, wherein an MPPT controller (1121) electrically connected to the first solar cell panel (111) and a PWM controller (1221) electrically connected to the second solar cell panel (121) are provided inside the case (10), and the MPPT controller (1121) and the PWM controller (1221) are electrically connected to a battery (15) and a load (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920990219.9U CN209805492U (en) | 2019-06-26 | 2019-06-26 | Dual-mode charging solar power generation system and solar power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920990219.9U CN209805492U (en) | 2019-06-26 | 2019-06-26 | Dual-mode charging solar power generation system and solar power generation device |
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| Publication Number | Publication Date |
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| CN209805492U true CN209805492U (en) | 2019-12-17 |
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| CN201920990219.9U Expired - Fee Related CN209805492U (en) | 2019-06-26 | 2019-06-26 | Dual-mode charging solar power generation system and solar power generation device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110176803A (en) * | 2019-06-26 | 2019-08-27 | 米克 | A kind of solar power system and device of solar generating of double mode charging |
| CN114141026A (en) * | 2021-11-24 | 2022-03-04 | 北京筑梦园科技有限公司 | Energy storage method and device and parking management system |
-
2019
- 2019-06-26 CN CN201920990219.9U patent/CN209805492U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110176803A (en) * | 2019-06-26 | 2019-08-27 | 米克 | A kind of solar power system and device of solar generating of double mode charging |
| CN114141026A (en) * | 2021-11-24 | 2022-03-04 | 北京筑梦园科技有限公司 | Energy storage method and device and parking management system |
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Granted publication date: 20191217 |