CN108988458A - Solar lighting complementary power supply system - Google Patents
Solar lighting complementary power supply system Download PDFInfo
- Publication number
- CN108988458A CN108988458A CN201810569266.6A CN201810569266A CN108988458A CN 108988458 A CN108988458 A CN 108988458A CN 201810569266 A CN201810569266 A CN 201810569266A CN 108988458 A CN108988458 A CN 108988458A
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- battery
- controller
- power supply
- solar
- control module
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- 230000000295 complement effect Effects 0.000 title claims abstract description 16
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 7
- CUZMQPZYCDIHQL-VCTVXEGHSA-L calcium;(2s)-1-[(2s)-3-[(2r)-2-(cyclohexanecarbonylamino)propanoyl]sulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylate Chemical compound [Ca+2].N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1.N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1 CUZMQPZYCDIHQL-VCTVXEGHSA-L 0.000 claims 1
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 238000007667 floating Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Classifications
-
- 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
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
-
- 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
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
-
- 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
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
-
- 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
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
- H02S40/32—Electrical components comprising DC/AC inverter means associated with the PV module itself, e.g. AC modules
-
- 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
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/068—Electronic means for switching from one power supply to another power supply, e.g. to avoid parallel connection
-
- 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
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
-
- 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
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
-
- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Control Of Electrical Variables (AREA)
Abstract
The invention discloses solar lighting complementary power supply systems, including solar battery, high voltage control module, low-pressure control module, battery, alternating current, low-voltage direct light source, high-voltage alternating light source, respectively by high voltage control module and mains hybrid be high-voltage alternating light source power supply, low-pressure control module and mains hybrid is low-voltage direct light source power supply in this system, structure is simple, energy-efficient, and solar battery electric quantity collector is statistics available in system and shows the generated energy of daily solar battery, can the practical energy conservation of system be assessed and be detected.
Description
Technical field
The present invention relates to solar lighting technical fields, specifically solar lighting complementary power supply system.
Background technique
It is the main means that human development utilizes solar energy using solar lighting, still, solar radiation has
Discontinuity and intermittence, moreover, the investment of simple solar illuminating system at present and higher cost, portion of techniques not enough at
Ripe, therefore, often in continuous rainy days, load occur because of battery voltage deficiency cannot light solar illuminating system
The case where.
Mains hybrid is mainly used for alternating current lamp system complementary with solar energy.Weather is fine, when solar energy working condition is good,
The electricity abundance light source of battery is battery powered.When weather is undesirable, solar energy can not be full of the energy of battery consumption, battery
To a certain extent, for the power supply for guaranteeing light source, controller is switched to alternating current input to electric quantity consumption, by being after controller conversion
Light source power supply.When solar energy is that battery fills enough energy, controller cuts off alternating current input, then is battery powered.
The key problem in technology in solar photovoltaic electric power and mains hybrid illumination system layout is not solar-electricity at present
The problem of pond and battery, but influence of the alternating current cut process to variety classes light source.Mains hybrid is to low-pressure direct in market
The switching of streamer source switches the system effectively controlled with high-voltage alternating light source, and structure is complicated, and energy consumption is big.
Summary of the invention
The purpose of the present invention is to provide solar lighting complementary power supply systems, mentioned above in the background art to solve
Problem.
To achieve the above object, the invention provides the following technical scheme:
Solar lighting complementary power supply system, including solar battery, high voltage control module, low-pressure control module, battery, city
Electricity, low-voltage direct light source, high-voltage alternating light source, the solar battery are separately connected high voltage control module and low voltage control mould
Block, the high voltage control module include controller one, inverter, switching relay one, and the controller one is controlled including MPPT
Device, solar battery electric quantity collector, the MPPT controller connect battery, and the solar battery electric quantity collector is used for
The daily generated energy of solar battery is counted, controller one connects inverter, and the inverter is for mentioning solar battery
The DC power supply of confession is converted to AC power source, and inverter connects switching relay one, and inverter connects alternating current, the conversion relay
The normally-closed contact of device one is electrically connected with city, the normally opened contact of switching relay one and high-voltage alternating light connects, the battery with
Inverter connection；
The low-pressure control module includes controller two, switching relay two, AC/DC converter, and the controller two is provided with
MPPT controller, controller two are connect with battery, and controller two is sequentially connected AC/DC converter and alternating current, and the AC/DC turns
Parallel operation is used to AC power source being converted to DC power supply, and AC/DC converter is connect with switching relay two, and alternating current and AC/DC turn
Parallel operation connection, the normally opened contact of the switching relay two are electrically connected with city, the normally-closed contact and low-pressure direct of switching relay two
The connection of streamer source.
As a further solution of the present invention: the high voltage control module is provided with the alternating current 220V electronics town supplied power with double circuit
Device is flowed, low-pressure control module is provided with the two-way direct current power supply line by diode-isolated.
As a further solution of the present invention: the MPPT controller in the controller one tracks the sun according to MPPT algorithm
The maximum power point of energy battery, MPPT algorithm is preferably perturbation observation method.
As a further solution of the present invention: the electromagnetic coil of the switching relay one is by storage battery power supply.
As a further solution of the present invention: the AC/DC converter can directly initiate low-voltage direct light source.
As a further solution of the present invention: the solar battery electric quantity collector includes solar battery, electric current electricity
Voltage conversion circuit, voltage conversion circuit, voltmeter, singlechip controller, stable-pressure device, display device, battery, the electric current
Voltage conversion circuit includes Hall sensor, amplifirer, voltmeter, and two of the two end Jie amplifirer of Hall sensor are defeated
Enter end, the amplifirer output end connects singlechip controller, and the voltage conversion circuit connects singlechip controller, the list
Piece machine controller connects display device, and singlechip controller connects battery by stable-pressure device.
As a further solution of the present invention: the battery is provided with warning device.
Compared with prior art, the beneficial effects of the present invention are: passing through high voltage control module and alternating current in this system respectively
Complementation is that high-voltage alternating light source power supply, low-pressure control module and mains hybrid are low-voltage direct light source power supply, and structure is simple, energy saving
Efficiently, and solar battery electric quantity collector is statistics available in system and shows the generated energy of daily solar battery.
Detailed description of the invention
Fig. 1 is solar lighting complementary power supply system composition schematic diagram；
Fig. 2 is solar battery electric quantity collector structure composition schematic diagram.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Solar lighting complementary power supply system referring to FIG. 1-2, including solar battery 1, high voltage control module 2, low pressure
Control module 3, battery 4, alternating current 5, low-voltage direct light source 6, high-voltage alternating light source 7, the solar battery 1 are separately connected height
Control module 2 and low-pressure control module 3 are pressed, the high voltage control module 2 includes controller 1, inverter 22, conversion relay
Device 1, the controller 1 include MPPT controller, solar battery electric quantity collector, and the MPPT controller control is too
It is positive can battery 1 electricity exported with maximum power point, MPPT controller connects battery 4, and floating electricity charging is carried out to it, it is described too
Positive energy battery capacity collector connects inverter 22, institute for counting the daily generated energy of solar battery, controller 1
It states DC power supply of the inverter 22 for providing solar battery and is converted to AC power source, inverter 22 connects switching relay
One 23, inverter 22 connects alternating current 5, and the normally-closed contact of the switching relay 1 is connect with alternating current 5, switching relay 1
Normally opened contact connect with high-voltage alternating light 7, the battery 4 is connect with inverter 22；
The low-pressure control module 3 includes controller 2 31, switching relay 2 32, AC/DC converter 33, the controller two
31 are provided with MPPT controller, and controller 2 31 is connect with battery, and controller 2 31 is sequentially connected AC/DC converter 33 and city
Electricity 5, the AC/DC converter 33 are used to being converted to AC power source into DC power supply, AC/DC converter 33 and switching relay two
32 connections, alternating current 5 are connect with AC/DC converter 33, and the normally opened contact of the switching relay 2 32 is connect with alternating current 5, conversion
The normally-closed contact of relay 2 32 is connect with low-voltage direct light source 6.
The high voltage control module 2 is provided with the alternating current 220V electric ballast to supply power with double circuit, and low-pressure control module 3 is arranged
There is the two-way direct current power supply line by diode-isolated, alternating current 5 realizes seamless switching when switching.
Maximum power point of the MPPT controller according to MPPT algorithm tracking solar battery 1 in the controller 1,
MPPT algorithm is preferably perturbation observation method.
The electromagnetic coil of the switching relay 1 is powered by battery 4, once solar battery is in continuous rainy days
Or other reasons break down, alternating current 5 will reliably enter connection status.
The AC/DC converter 33 can directly initiate low-voltage direct light source 6, when the voltage of battery 4 is as low as certain value,
System is directly switched to alternating current 5.
The solar battery electric quantity collector includes solar battery 1, current-to-voltage converting circuit 200, voltage conversion
Circuit 300, voltmeter 400, singlechip controller 500, stable-pressure device 600, display device 700, battery 4, the electric current electricity
Voltage conversion circuit 200 includes Hall sensor 210, amplifirer 220, voltmeter 230,210 liang of end Jie of the Hall sensor
Two input terminals of amplifirer 220,220 output end of amplifirer connect singlechip controller 500, the voltage conversion circuit
300 connection singlechip controllers 500, the singlechip controller 500 connects display device 700, and singlechip controller 500 is logical
It crosses stable-pressure device 600 and connects battery 4；
The solar battery electric quantity collector working principle: when solar battery 1 receives illumination, inside generates electric current, to storage
Battery 4 charges, and singlechip controller 500 provides driving voltage by battery 4 by stable-pressure device 600, produces to solar battery
Raw electricity carries out signal acquisition, since singlechip controller 500 can only receive voltage signal, and no more than 5V, so
Signal is adjusted to suitable voltage by current-to-voltage converting circuit 200, voltage conversion circuit 300 before reception signal, then via interior
Portion's calculation process send result to display device 700, shows cell power generation total amount, and is used to carry out the practical energy conservation of system
Assessment and detection.
The battery 4 is provided with warning device.
The working principle of the invention:
Solar battery 1 provides DC power supply to inverter 22 through controller 1 in high voltage control module 2, and to battery 4
DC power supply is converted to AC power source, connects switching relay 1 by floating electricity charging, inverter 22, is high-voltage alternating light source 7
Power supply, once solar battery breaks down in continuous rainy days or other reasons, alternating current 5 will reliably enter connection status, and be
High-voltage alternating light source 7 is powered；Solar battery 1 connects switching relay 2 32 through controller 2 31 in low-pressure control module 3,
It powers for low-voltage direct light source 6, and is the floating electricity charging of battery 4, when the voltage of battery 4 is as low as certain value, system is direct
It is switched to alternating current 5, alternating current 5 is converted to DC power supply via AC/DC converter 33, by AC power source, supplies for low-voltage direct light source 6
Electricity.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. solar lighting complementary power supply system, which is characterized in that including solar battery (1), high voltage control module (2), low
Press control module (3), battery (4), alternating current (5), low-voltage direct light source (6), high-voltage alternating light source (7), the solar-electricity
Pond (1) is separately connected high voltage control module (2) and low-pressure control module (3), and the high voltage control module (2) includes controller one
(21), inverter (22), switching relay one (23), the controller one (21) include MPPT controller, solar battery electricity
Collector is measured, the MPPT controller connects battery (4), and the solar battery electric quantity collector is for counting solar energy
The daily generated energy of battery, controller one (21) connect inverter (22), and the inverter (22) is for mentioning solar battery
The DC power supply of confession is converted to AC power source, and inverter (22) connects switching relay one (23), and inverter (22) connects alternating current
(5), the normally-closed contact of the switching relay one (23) is connect with alternating current (5), the normally opened contact of switching relay one (23) with
High-voltage alternating light (7) connection, the battery (4) connect with inverter (22)；
The low-pressure control module (3) includes controller two (31), switching relay two (32), AC/DC converter (33), described
Controller two (31) is provided with MPPT controller, and controller two (31) is connect with battery, and controller two (31) is sequentially connected AC/
DC converter (33) and alternating current (5), the AC/DC converter (33) are used to be converted to AC power source DC power supply, and AC/DC turns
Parallel operation (33) is connect with switching relay two (32), and alternating current (5) is connect with AC/DC converter (33), the switching relay two
(32) normally opened contact is connect with alternating current (5), and the normally-closed contact of switching relay two (32) is connect with low-voltage direct light source (6).
2. solar lighting complementary power supply system according to claim 1, which is characterized in that the high voltage control module
(2) it is provided with the alternating current 220V electric ballast to supply power with double circuit, low-pressure control module (3) is provided with the two-way by diode-isolated
Direct current supply line.
3. solar lighting complementary power supply system according to claim 1, which is characterized in that in the controller one (21)
MPPT controller according to MPPT algorithm tracking solar battery (1) maximum power point, MPPT algorithm preferably disturb observation
Method.
4. solar lighting complementary power supply system according to claim 1, which is characterized in that the switching relay one
(23) electromagnetic coil is powered by battery (4).
5. solar lighting complementary power supply system according to claim 1, which is characterized in that the AC/DC converter
(33) low-voltage direct light source (6) can be directly initiated.
6. solar lighting complementary power supply system according to claim 1, which is characterized in that the solar battery electricity
Collector include solar battery (1), current-to-voltage converting circuit (200), voltage conversion circuit (300), voltmeter (400),
Singlechip controller (500), stable-pressure device (600), display device (700), battery (4), the current-to-voltage converting circuit
It (200) include Hall sensor (210), amplifirer (220), voltmeter (230), (210) the two end Jie of Hall sensor
Two input terminals of amplifirer (220), amplifirer (220) output end connect singlechip controller (500), and the voltage turns
Circuit (300) connection singlechip controller (500) is changed, the singlechip controller (500) connects display device (700), monolithic
Machine controller (500) passes through stable-pressure device (600) connection battery (4).
7. solar lighting complementary power supply system according to claim 1, which is characterized in that battery (4) setting
There is warning device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810569266.6A CN108988458A (en) | 2018-06-05 | 2018-06-05 | Solar lighting complementary power supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810569266.6A CN108988458A (en) | 2018-06-05 | 2018-06-05 | Solar lighting complementary power supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108988458A true CN108988458A (en) | 2018-12-11 |
Family
ID=64540627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810569266.6A Withdrawn CN108988458A (en) | 2018-06-05 | 2018-06-05 | Solar lighting complementary power supply system |
Country Status (1)
| Country | Link |
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| CN (1) | CN108988458A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110957804A (en) * | 2019-12-17 | 2020-04-03 | 佛山科学技术学院 | Intelligent lighting system with hybrid power supply |
-
2018
- 2018-06-05 CN CN201810569266.6A patent/CN108988458A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110957804A (en) * | 2019-12-17 | 2020-04-03 | 佛山科学技术学院 | Intelligent lighting system with hybrid power supply |
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Application publication date: 20181211 |
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| WW01 | Invention patent application withdrawn after publication |