CN220822686U - Solar micro-light power generation device - Google Patents
Solar micro-light power generation device Download PDFInfo
- Publication number
- CN220822686U CN220822686U CN202321963286.4U CN202321963286U CN220822686U CN 220822686 U CN220822686 U CN 220822686U CN 202321963286 U CN202321963286 U CN 202321963286U CN 220822686 U CN220822686 U CN 220822686U
- Authority
- CN
- China
- Prior art keywords
- solar
- electrically connected
- capacitor
- control module
- charging control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000010248 power generation Methods 0.000 title claims abstract description 32
- 239000003990 capacitor Substances 0.000 claims abstract description 44
- 238000004146 energy storage Methods 0.000 claims abstract description 43
- 230000005611 electricity Effects 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000007667 floating Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a solar micro-light power generation device, and relates to the technical field of photovoltaics. Comprising the following steps: the solar energy storage device comprises a solar cell panel, a capacitor, a charging control module and an energy storage device; the solar panel is electrically connected with the charging control module after being connected with the capacitor in parallel, and the charging control module is electrically connected with the energy storage device; the charging control module is used for acquiring the electricity storage capacity of the capacitor and communicating the capacitor to the energy storage device after the capacitor reaches the electricity storage capacity threshold value. The utility model realizes intelligent glimmer power generation and improves the utilization rate of the solar panel.
Description
Technical Field
The utility model relates to the technical field of photovoltaics, in particular to a solar micro-light generating device.
Background
With the great development of clean energy power generation technology in the era, solar photovoltaic power generation has become a new energy final direction in long-time line. Photovoltaic power generation in the long term will be the main body of world energy supply due to its great mining potential. The photovoltaic power generation in 2030 is predicted to have a proportion of more than 10% in the world total power supply; over 20% can be reached in 2040 years; reaching over 60 percent at the end of the 21 st century.
In the prior art, when a scheme of photovoltaic grid-connected power generation without a storage battery is adopted, if the climate above a photovoltaic power station is greatly changed, the power load is greatly fluctuated; when the air quality such as air pollution or visibility degradation such as fog days, overcast and rainy days and the like above a photovoltaic power station, the photovoltaic power generation is reduced on-line or in real time. In order to solve the problem of power grid load fluctuation, a photovoltaic energy storage power station is pushed, the energy storage capacity is required to be more than 10% of the installed capacity, although the problem of power grid fluctuation of temporary climate change can be solved, the generated energy is reduced or even power cannot be generated due to continuous overcast and rainy weather, and therefore the power grid stability and the utilization rate of a photovoltaic module cannot be fundamentally improved.
Therefore, it is a urgent need for a person skilled in the art to solve the above-mentioned problems by providing a solar micro-light generating device for determining the power supply to the storage battery according to the threshold value of the storage power of the capacitor.
Disclosure of utility model
In view of the above, the utility model provides a solar micro-light power generation device, which is used for judging the power supply of a storage battery according to the threshold value of the storage capacity of a capacitor so as to achieve the purposes of intelligent micro-light power generation and improvement of the utilization rate of a solar panel.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
A solar micro-light power generation device, comprising:
the solar energy storage device comprises a solar cell panel, a capacitor, a charging control module and an energy storage device;
The solar panel is electrically connected with the charging control module after being connected with the capacitor in parallel, and the charging control module is electrically connected with the energy storage device; the charging control module is used for acquiring the electricity storage capacity of the capacitor and communicating the capacitor to the energy storage device after the capacitor reaches the electricity storage capacity threshold value.
Optionally, the charging control module includes a voltage comparator; the inverting input end of the voltage comparator is provided with a reference resistor;
The non-inverting input end of the voltage comparator is electrically connected with the fourth end, one end of the reference resistor is connected with the inverting input end of the voltage comparator, and the other end of the reference resistor is grounded.
Optionally, the device further comprises a fourth end and a fifth end; the charging control module also comprises a power amplifying circuit and an electromagnetic relay; the electromagnetic relay comprises a first end, a second end and a third end; the fourth end is one end of the solar panel connected with the capacitor in parallel, and the fifth end is the other end of the solar panel connected with the capacitor in parallel;
The voltage comparator is electrically connected with the power amplifying circuit, and the power amplifying circuit is electrically connected with the electromagnetic relay;
The first end is electrically connected with the fourth end, the second end is electrically connected with the fifth end, and the third end is electrically connected with the energy storage device.
Optionally, the charging control module further includes a first resistor;
The first resistor is arranged between the first end and the fourth end.
Optionally, the charging control module further includes a second resistor;
the second resistor is arranged between the second end and the fifth end.
The energy storage device adopts a storage battery;
One end of the storage battery is electrically connected with the third end, and the other end of the storage battery is electrically connected with the fifth end.
Optionally, the solar panel is used for collecting solar energy and converting the solar energy into electric energy, and the solar panel is suitable for adopting any one of a photovoltaic single-shaft power generation tracking support generator, a photovoltaic double-shaft power generation tracking support generator, a roof fixed support photovoltaic generator, a building combined integrated photovoltaic generator, a ground fixed support photovoltaic generator, a fixed adjustable support photovoltaic generator, a water surface float support photovoltaic generator and a flexible support photovoltaic generator.
Optionally, the method further comprises: an inverter device;
The inversion device is electrically connected with the energy storage device.
Optionally, the method further comprises: a step-up transformer;
the step-up transformer is electrically connected with the inversion device.
Compared with the prior art, the utility model discloses the solar micro-light generating device, which has the following beneficial effects:
1. The method is applied to the photovoltaic energy storage power station to effectively charge the storage battery under the rainy weather condition, so that the service life of the battery is prolonged, the utilization rate of the photovoltaic module is improved, and the fluctuation of the photovoltaic power generation to the power grid due to climate is reduced;
2. The storage battery can be separated from an external power grid to independently supply power to the electric appliance, so that the problem that the photovoltaic power supply communication base station in a remote mountain area is powered off and disconnected due to the influence of weather is solved, and the energy-saving effect of the photovoltaic complementary power supply communication base station is effectively improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a solar micro-light power generation device according to the present utility model;
FIG. 2 is a schematic diagram of the effect of illuminance on voltage;
FIG. 3 is a schematic diagram of the effect of illuminance on current;
In the figure: the solar energy power generation circuit comprises a 1-solar cell panel, a 2-capacitor, a 3-charge control module, a 4-energy storage device, a 5-first resistor, a 6-second resistor, a 7-electromagnetic relay, a 71-first end, a 72-second end, a 73-third end, a 8-fourth end and a 9-fifth end.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 2 and 3, when the illuminance of the solar cell panel is reduced, the current is obviously reduced, the voltage is not obviously reduced, and the storage battery cannot be effectively charged or even cannot be charged by the small current.
According to the photovoltaic power generation method, weak current of the photovoltaic panel is prestored in the capacitor in a pre-storage mode according to the volt-ampere characteristic of the solar panel, and when the pre-storage electric quantity reaches a set value, the capacitor discharges the storage battery through the charging module.
Referring to fig. 1, an embodiment of the present utility model discloses a solar micro-light power generation device, including:
the solar cell panel 1, the capacitor 2, the charging control module 3 and the energy storage device 4;
The solar panel 1 is connected with the capacitor 2 in parallel and then is electrically connected with the charging control module 3, and the charging control module 3 is electrically connected with the energy storage device 4; the charging control module 3 is configured to obtain a stored energy of the capacitor 2, and communicate the capacitor to the energy storage device 4 after the capacitor 2 reaches a stored energy threshold.
Further, the energy storage device 4 is configured to store the electric energy transferred to the energy storage device 4.
Further, the charging control module 3 includes a voltage comparator; the inverting input end of the voltage comparator is provided with a reference resistor;
The non-inverting input end of the voltage comparator is electrically connected with the fourth end 8, one end of the reference resistor is connected with the inverting input end of the voltage comparator, and the other end of the reference resistor is grounded.
Furthermore, the non-inverting input end of the voltage comparator is electrically connected with the fifth end 9, the inverting input end of the voltage comparator is provided with a reference resistor, one end of the reference resistor is connected with the inverting input end of the voltage comparator, the other end of the reference resistor is grounded, the threshold value of the electricity storage capacity of the capacitor 2 is adjusted by controlling the magnitude of the reference resistor, and the magnitude of the electricity storage capacity of the capacitor 2 is judged by the voltage values at two ends of the capacitor 2.
Further, the device also comprises a fourth end 8 and a fifth end 9; the charging control module 3 also comprises a power amplifying circuit and an electromagnetic relay 7; the electromagnetic relay 7 includes a first end 71, a second end 72, and a third end 73; the fourth end 8 is one end of the solar panel 1 connected in parallel with the capacitor 2, and the fifth end 9 is the other end of the solar panel 1 connected in parallel with the capacitor 2;
the voltage comparator is electrically connected with the power amplifying circuit, and the power amplifying circuit is electrically connected with the electromagnetic relay 7;
The first end 71 is electrically connected to the fourth end 8, the second end 72 is electrically connected to the fifth end 9, and the third end 73 is electrically connected to the energy storage device 4.
Further, the charging control module 3 is configured to control the capacitor 2 to discharge and the battery to charge, as shown in fig. 1, the charging control module 3 further includes an electromagnetic relay 7, and the charging control module 3 further includes a power amplifying circuit (not shown in the figure); the electromagnetic relay 7 has a first configuration and a second configuration; the output end of the voltage comparator is electrically connected with the input end of the power amplifying circuit, and the output end of the power amplifying circuit is electrically connected with the control end of the electromagnetic relay 7; if the voltage comparator judges that the capacitor meets the discharging condition, the output end outputs a high level, the amplifying circuit converts the received high level voltage rise into an enabling signal, the electromagnetic relay 7 is converted into a second state by the enabling signal, the electromagnetic relay 7 conducts the first end 71 and the third end 73 in the second state, and the first resistor 5 is conducted with the energy storage device 4; if the voltage comparator judges that the capacitor does not meet the discharging condition, the output end outputs a low level, the amplifying circuit does not send out an enabling signal after receiving the low level, the electromagnetic relay 7 is in a first mode under the condition that the electromagnetic relay 7 does not receive the low level, the first end 71 and the second end 72 are conducted by the electromagnetic relay 7 in the first mode, and the first resistor 5 and the second resistor 6 are conducted.
Further, the charging control module 3 further includes a first resistor 5 and a second resistor 6;
the first resistor 5 is arranged between the first end 71 and the fourth end 8, and the second resistor 6 is arranged between the second end 72 and the fifth end 9.
Furthermore, the charging control module 3 includes a first resistor 5 and a second resistor 6, where the first resistor 5 is a current limiting protection resistor, so as to prevent damage to the subsequent circuit caused by instantaneous heavy current. The second resistor 6 is a discharge resistor, so that the capacitor 2 is prevented from being damaged by large-current discharge when the storage battery is disconnected; when the solar panel 1 is disconnected or no available voltage is output, the charging output end of the charging control module 3 is disconnected from the storage battery, the charging output end of the charging control module 3 is connected with the second resistor 6, and the capacitor 2 discharges the second resistor 6. The charging control module 3 is provided with a charging protection circuit and an MPPT charging function, and is compatible with other MPPT charging modules and equipment.
Further, the energy storage device 4 adopts a storage battery;
One end of the battery is electrically connected to the third end 73, and the other end of the battery is electrically connected to the fifth end 9.
Further, the solar panel 1 is used for collecting solar energy and converting the solar energy into electric energy, and the solar panel 1 is suitable for any one of a photovoltaic single-shaft power generation tracking support generator, a photovoltaic double-shaft power generation tracking support generator, a roof fixed support photovoltaic generator, a building combined integrated photovoltaic generator, a ground fixed support photovoltaic generator, a fixed adjustable support photovoltaic generator, a water surface floating support photovoltaic generator and a flexible support photovoltaic generator.
Further, the method further comprises the following steps: an inverter device;
The inverter device is electrically connected with the energy storage device 4.
Further, the inverter device is adapted to the energy storage device 4, i.e. the inverter is adapted to transmit electric energy to the inverter device after being turned on by the electric energy transmitted by the energy storage device 4.
Still further, the inverter device adopts an inverter, when the electric energy stored in the energy storage device 4 reaches a set value, the energy storage device 4 transmits the electric energy to the inverter device to start the inverter device to work, namely, the electric energy in the energy storage device 4 is output to the step-up transformer through the inverter device; and the step-up transformer transforms the electric energy and then transmits the electric energy to a power grid and a load.
Further, the method further comprises the following steps: a step-up transformer;
the step-up transformer is electrically connected with the inversion device.
Further, after the electric energy is converted into alternating current by the inverter, the electric energy is boosted by the boosting transformer and then is transmitted to the power grid and the load.
The invention also discloses a photovoltaic micro-light power generation method corresponding to the device shown in fig. 1, which comprises the following steps:
Solar energy is collected through the solar panel 1 under the low-light environment and is converted into electric energy; the electric energy voltage converted by the solar panel 1 is smaller than a preset reference voltage value of the voltage comparator;
charging the capacitor 2 by the solar-converted electric energy;
if the voltage comparator judges that the capacitor meets the discharge condition, the output end of the voltage comparator outputs a high level; if the voltage comparator judges that the capacitor does not meet the discharge condition, the output end outputs low level;
If the amplifying circuit receives the high level, amplifying the high level power into an enabling signal, and transmitting the enabling signal to an enabling end of the electromagnetic relay 7; if the amplifying circuit receives the low level, the amplifying circuit does not send out an enabling signal;
If the electromagnetic relay 7 receives the enabling signal, the electromagnetic relay 7 is in a second state, the electromagnetic relay 7 is in the second state to switch on the first end 71 of the electromagnetic relay 7 and the third end 73 of the electromagnetic relay 7, so that the first resistor 5 is conducted with the energy storage device 4, and the capacitor 2 charges the energy storage device 4;
If the electromagnetic relay 7 does not receive the enabling signal, the electromagnetic relay 7 is in the first form, the electromagnetic relay 7 conducts the first end 71 and the second end 72 in the first form, so that the first resistor 5 and the second resistor 6 are conducted, and the solar panel 1 charges the capacitor 2;
After the inverter is opened by the electric energy of the energy storage device 4, the electric energy of the energy storage device 4 is transmitted to the inverter, and the electric energy of the energy storage device 4 is converted into alternating current by the inverter;
The alternating current converted by the inverter is boosted by the boosting transformer and then transmitted to the power grid and the load.
Further, the method further comprises the steps of collecting electric energy converted by solar energy under the normal light environment of the solar panel 1 in daytime, enabling the electric energy voltage converted by the solar panel 1 to be larger than a preset reference voltage value of a voltage comparator, enabling the voltage of a non-inverting input end of the voltage comparator to be continuously larger than the voltage of an inverting input end of the voltage comparator, enabling an amplifying circuit to continuously output an enabling signal, enabling a first end 71 of the electromagnetic relay 7 and a third end 73 of the electromagnetic relay 7 to conduct a first resistor 5 and an energy storage device 4 under a second state, enabling the solar panel to charge the energy storage device 4, enabling an inverter to be turned on by electric energy transmitted by the energy storage device 4, enabling the electric energy to be transmitted to the inverter, converting the electric energy into alternating current, and then boosting and transmitting the alternating current to a power grid and a load.
The photovoltaic low-light power generation method disclosed by the utility model is suitable for generating power by collecting solar energy by adopting the solar low-light power generation device.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A solar micro-light power generation device, comprising:
the solar energy charging system comprises a solar cell panel (1), a capacitor (2), a charging control module (3) and an energy storage device (4);
The solar cell panel (1) is electrically connected with the charging control module (3) after being connected with the capacitor (2) in parallel, and the charging control module (3) is electrically connected with the energy storage device (4); the charging control module (3) is used for acquiring the electricity storage quantity of the capacitor (2) and communicating the capacitor to the energy storage device (4) after the capacitor (2) reaches the electricity storage quantity threshold value;
The charging control module (3) comprises a voltage comparator; the inverting input end of the voltage comparator is provided with a reference resistor;
The non-inverting input end of the voltage comparator is electrically connected with the fourth end (8), one end of the reference resistor is connected with the inverting input end of the voltage comparator, and the other end of the reference resistor is grounded.
2. A solar micro-light power generation apparatus according to claim 1, wherein,
The device also comprises a fourth end (8) and a fifth end (9); the charging control module (3) also comprises a power amplifying circuit and an electromagnetic relay (7); the electromagnetic relay (7) comprises a first end (71), a second end (72) and a third end (73); the fourth end (8) is one end of the solar panel (1) connected in parallel with the capacitor (2), and the fifth end (9) is the other end of the solar panel (1) connected in parallel with the capacitor (2);
The voltage comparator is electrically connected with the power amplifying circuit, and the power amplifying circuit is electrically connected with the electromagnetic relay (7);
The first end (71) is electrically connected with the fourth end (8), the second end (72) is electrically connected with the fifth end (9), and the third end (73) is electrically connected with the energy storage device (4).
3. A solar micro-light generating apparatus as defined in claim 2, wherein,
The charging control module (3) further comprises a first resistor (5);
the first resistor (5) is arranged between the first end (71) and the fourth end (8).
4. A solar micro-light generating apparatus as defined in claim 2, wherein,
The charging control module (3) also comprises a second resistor (6);
the second resistor (6) is arranged between the second end (72) and the fifth end (9).
5. A solar micro-light generating apparatus as defined in claim 2, wherein,
The energy storage device (4) adopts a storage battery;
One end of the storage battery is electrically connected with the third end (73), and the other end of the storage battery is electrically connected with the fifth end (9).
6. A solar micro-light power generation apparatus according to claim 1, wherein,
The solar cell panel (1) is used for collecting solar energy and converting the solar energy into electric energy, and the solar cell panel (1) is suitable for any one of a photovoltaic single-shaft power generation tracking support generator, a photovoltaic double-shaft power generation tracking support generator, a roof fixed support photovoltaic generator, a building combined integrated photovoltaic generator, a ground fixed support photovoltaic generator, a fixed adjustable support photovoltaic generator, a water surface floating support photovoltaic generator and a flexible support photovoltaic generator.
7. A solar micro-light power generation apparatus according to claim 1, wherein,
Further comprises: an inverter device;
The inversion device is electrically connected with the energy storage device (4).
8. A solar micro-light power generation apparatus according to claim 6, wherein,
Further comprises: a step-up transformer;
the step-up transformer is electrically connected with the inversion device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321963286.4U CN220822686U (en) | 2023-07-25 | 2023-07-25 | Solar micro-light power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321963286.4U CN220822686U (en) | 2023-07-25 | 2023-07-25 | Solar micro-light power generation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220822686U true CN220822686U (en) | 2024-04-19 |
Family
ID=90701365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321963286.4U Active CN220822686U (en) | 2023-07-25 | 2023-07-25 | Solar micro-light power generation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220822686U (en) |
-
2023
- 2023-07-25 CN CN202321963286.4U patent/CN220822686U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205160201U (en) | Photovoltaic solar vehicle power supply system | |
| CN201515334U (en) | Solar photovoltaic generating system for power supply transformer substation | |
| CN108964236B (en) | Self-tracking solar energy collection system for sensor network application | |
| TW200827974A (en) | Power tracking system of solar energy system and the method thereof | |
| CN102868193A (en) | Solar energy power supply circuit for wireless sensor network node | |
| CN211377693U (en) | Power transmission line hybrid power supply based on solar energy and induction energy obtaining | |
| CN203933138U (en) | A kind of new type solar energy bimodulus electric supply installation for WSNs sensor node | |
| CN209526548U (en) | A kind of photovoltaic power generation apparatus of battery self-balancing quick charge coupling control | |
| CN211018390U (en) | Direct current power supply switching power supply system capable of being monitored | |
| CN220822686U (en) | Solar micro-light power generation device | |
| CN102299531A (en) | Intelligent control apparatus for wind-solar hybrid power supply system and control method thereof | |
| CN202586478U (en) | Photovoltaic power generation system | |
| CN102255360A (en) | Off-grid solar-lithium iron phosphate lithium ion storage battery power supply system | |
| CN116707107A (en) | Solar micro-light power generation device and method | |
| CN105554944A (en) | LED street lamp control system capable of detecting temperature and humidity | |
| CN201499006U (en) | Power supply for on-line monitoring system of transmission line | |
| CN109347194B (en) | 5G base station and power supply system thereof | |
| CN205017080U (en) | Electric vehicle charging ware intelligent control circuit | |
| CN101026310A (en) | Solar energy and wind power gonerating system boost device | |
| CN204794137U (en) | Thing networking quality of water data collection station's embedded solar charging device | |
| CN108616138A (en) | A kind of power supply system and equipment collecting wind, photoelectric integral | |
| CN203377637U (en) | Device powered by solar energy used for acquiring monitoring data | |
| CN108988433B (en) | Charging automatic detection circuit of solar lighting controller | |
| CN111899542A (en) | Intelligent traffic signal lamp control system | |
| CN205079151U (en) | High -power LED street lamp based on electricity generation of commercial power compensation - gentle breeze |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |