CN111645589B - Vehicle-mounted solar display device - Google Patents
Vehicle-mounted solar display device Download PDFInfo
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- CN111645589B CN111645589B CN202010544598.6A CN202010544598A CN111645589B CN 111645589 B CN111645589 B CN 111645589B CN 202010544598 A CN202010544598 A CN 202010544598A CN 111645589 B CN111645589 B CN 111645589B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/50—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking
- B60Q1/503—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking using luminous text or symbol displays in or on the vehicle, e.g. static text
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L8/00—Electric propulsion with power supply from forces of nature, e.g. sun or wind
- B60L8/003—Converting light into electric energy, e.g. by using photo-voltaic systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- 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
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention provides a vehicle-mounted solar display device, which is applied to a vehicle-mounted solar technology and comprises a solar cell module, a control module and a display module which are connected in series, wherein the display module is arranged on the outer side of a vehicle. In the vehicle-mounted solar display device, the vehicle-mounted solar display device comprises a solar cell module, a control module and a display module which are connected in series, the display module is installed on the outer side of a vehicle, and the power generation state of the solar cell module can be obtained according to the display module.
Description
Technical Field
The invention relates to the technical field of vehicle-mounted solar energy, in particular to a vehicle-mounted solar energy display device.
Background
Photovoltaic power generation, which is a green energy source, has been widely used in various fields to replace part of pollution energy sources, and recently, is also applied to vehicles. For example, photovoltaic power generation skylights have been installed as mature products on a plurality of types of passenger cars, but the amount of photovoltaic power generation is related to the intensity of illumination, and the amount of variation is large, which is difficult to estimate, so that the state of photovoltaic power generation cannot be known from the outside in a parking state.
The invention discloses a vehicle-mounted solar charging control system and a control method thereof, which are disclosed in the Chinese patent with the publication number of CN102420440B, and the vehicle-mounted solar charging control system comprises a solar cell panel, a solar charger, a starting battery, a power battery and a controller, wherein the solar charger, the starting battery and the power battery are respectively and electrically connected with the controller, and the controller is used for controlling the output power of the solar charger to charge the power battery or the starting battery according to the input power of the solar charger by a maximum power tracking algorithm. The invention also provides a control method of the vehicle-mounted solar charger control system. The controller can control the output power of the solar charger to charge the power battery or the starting battery according to the input power of the solar charger by a maximum power tracking algorithm, and when the conditions of the solar cell panel and the like are different, hardware does not need to be additionally replaced and only a control program needs to be replaced. But it cannot know the state of photovoltaic power generation from the outside in a parked state.
Therefore, there is a need to provide a novel vehicle-mounted solar display device to solve the above problems in the prior art.
Disclosure of Invention
The invention aims to provide a vehicle-mounted solar display device which is convenient for judging the power generation state of vehicle-mounted solar from the outside of a vehicle.
In order to achieve the above purpose, the vehicle-mounted solar display device of the present invention is applied to a vehicle-mounted solar technology, and includes a solar cell module, a control module and a display module connected in series, wherein the display module is installed at an outer side of a vehicle.
The invention has the beneficial effects that: the vehicle-mounted solar display device comprises a solar cell module, a control module and a display module which are connected in series, wherein the display module is mounted on the outer side of a vehicle, and the power generation state of the solar cell module can be obtained according to the display module.
Preferably, the control module comprises a charging resistor, a trigger diode and an energy storage capacitor, one end of the charging resistor is connected with one end of the solar cell module, the other end of the charging resistor is connected with one end of the trigger diode and one end of the energy storage capacitor, the other end of the trigger diode is connected with one end of the display module, and the other end of the energy storage capacitor is connected with the other end of the display module and the other end of the solar cell module. The beneficial effects are that: it is convenient to control the display module according to whether the solar cell module is in a power generation state.
Further preferably, the display module is an LED display.
Preferably, the control module comprises a sampling unit, a control unit and a driving unit which are connected in series, the sampling unit is connected with the solar cell module, and the driving unit is connected with the display module. The beneficial effects are that: it is convenient to control the display module according to whether the solar cell module is in a power generation state.
Further preferably, the sampling unit is a current and voltage detection unit, the control unit is an MCU, and the driving unit is a multi-channel LED driving unit.
Further preferably, the sampling unit comprises a current sampling resistor, a voltage amplifier and an analog-to-digital converter which are connected in sequence, the control unit is an MCU, and the driving unit is a multi-path LED driving unit.
Further preferably, the display module is an LED strip.
Further preferably, the LED strip is mounted on both sides of the roof of the vehicle. The beneficial effects are that: it is convenient to judge whether the solar cell module generates electricity from the outside of the vehicle.
Further preferably, the LED strip is mounted in a luggage rack on both sides of the vehicle roof. The beneficial effects are that: it is convenient to judge whether the solar cell module generates electricity from the outside of the vehicle.
Further preferably, the LED strip is mounted to the upper edge of the front and rear windshields of the vehicle. The beneficial effects are that: it is convenient to judge whether the solar cell module generates electricity from the outside of the vehicle.
Further preferably, the LED strip is annular and is disposed around an inner edge of the vehicle lamp. The beneficial effects are that: it is convenient to judge whether the solar cell module generates electricity from the outside of the vehicle.
Further preferably, the LED strip is mounted on the vehicle antenna. The beneficial effects are that: it is convenient to judge whether the solar cell module generates electricity from the outside of the vehicle.
Further preferably, the LED lamp strip is installed in the vehicle antenna, an LED lamp scattering cover is arranged on the vehicle antenna, and the LED lamp scattering cover covers the outer side of the LED lamp strip. The beneficial effects are that: it is convenient to judge whether the solar cell module generates electricity from the outside of the vehicle.
Preferably, the control module further comprises an angle measuring unit, the angle measuring unit is connected with the control module, and when the included angle formed by sunlight and the first virtual surface is 20-340 degrees, the included angle formed by sunlight and the second virtual surface is 20-160 degrees, and the illumination intensity of the sunlight is greater than or equal to 1000Lux, the angle measuring unit controls the solar cell module to transmit electric energy to the display module, so that the display module displays the generated energy, wherein the first virtual surface is parallel to a plane where the lowest point of the vehicle wheel is located, and the second virtual surface is perpendicular to the driving direction of the vehicle. The beneficial effects are that: the display module is enabled to display the generated energy at a proper illumination angle and a proper light intensity, and the problem that the display module cannot display correctly when the generated energy is too small is avoided.
Further preferably, the solar cell module comprises at least one group of light intensity sensing units, the group of light intensity sensing units comprises at least two light intensity sensing subunits, and intersecting lines of planes of incidence surfaces of the light intensity sensing subunits in the group of light intensity sensing units and the first virtual surface or the second virtual surface are parallel to each other. The beneficial effects are that: the accuracy of light angle and light intensity detection is ensured.
Further preferably, the light sensing area and the photoelectric property of the light intensity sensing subunit in the group of light intensity sensing units are the same.
Further preferably, angles between a plane where the light intensity sensing subunit incident surfaces in the group of light intensity sensing units are located and the first virtual surface or the second virtual surface are both greater than 0 ° and less than 90 °.
Further preferably, angles between a plane where the light intensity sensing subunit incident surfaces in the group of light intensity sensing units are located and the first virtual surface or the second virtual surface are both greater than 90 ° and less than 180 °.
Further preferably, the included angles between the plane of the incident surface of the light intensity sensing subunit in the group of light intensity sensing units and the first virtual surface or the second virtual surface are the same, and the planes of the incident surfaces are not parallel to each other.
Drawings
FIG. 1 is a block diagram of the vehicular solar display device according to the present invention;
FIG. 2 is a schematic structural diagram of a solar cell module according to the present invention;
FIG. 3 is a schematic diagram illustrating a relationship between a normal of a first light intensity sensing unit and a first virtual surface, an angle between a normal of a second light intensity sensing unit and the first virtual surface, and an angle between incident sunlight and the first virtual surface according to some embodiments of the present invention;
FIG. 4 is a schematic diagram illustrating a relationship between a normal of a third light intensity sensing unit and a second virtual surface, an angle between a normal of a fourth light intensity sensing unit and the second virtual surface, and an angle between incident sunlight and the second virtual surface according to some embodiments of the present invention;
fig. 5 is a block diagram of an on-board solar display device according to some embodiments of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. As used herein, the word "comprising" and similar words are intended to mean that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items.
In order to solve the problems in the prior art, an embodiment of the present invention provides an on-vehicle solar display device, which is applied to an on-vehicle solar technology, and referring to fig. 1, the on-vehicle solar display device 10 includes a solar cell module 11, a control module 12 and a display module 13 connected in series, wherein the display module 13 is installed on the outer side of a vehicle.
In some embodiments of the invention, the control module further includes an angle measuring unit, the angle measuring unit is connected to the control module, and when an included angle formed by sunlight and the first virtual surface is 20 ° to 340 °, an included angle formed by sunlight and the second virtual surface is 20 ° to 160 °, and the sunlight illumination intensity is greater than or equal to 1000Lux, the angle measuring unit controls the solar cell module to transmit electric energy to the display module, so that the display module displays the generated energy, wherein the first virtual surface is parallel to a plane where the lowest point of a vehicle wheel is located, and the second virtual surface is perpendicular to the driving direction of the vehicle. Specifically, the solar cell module is mounted on a rear window of an automobile.
In some embodiments of the present invention, the solar cell module includes at least one set of light intensity sensing units, and the set of light intensity sensing units includes at least two light intensity sensing subunits, wherein an intersection line of a plane where the light intensity sensing subunit incident plane in the set of light intensity sensing units is located and the first virtual plane or the second virtual plane is parallel to each other.
In some embodiments of the invention, the solar cell module further comprises a solar power module for supplying power to the control module.
In some embodiments of the present invention, the light sensing area and the photoelectric property of the light intensity sensing subunit in the group of light intensity sensing units are the same.
In some embodiments of the present invention, angles between a plane of the light intensity sensing subunit incident surface in the set of light intensity sensing units and the first virtual surface or the second virtual surface are both greater than 0 ° and less than 90 °.
In some embodiments of the present invention, angles between a plane of the light intensity sensing subunit incident surface in the set of light intensity sensing units and the first virtual surface or the second virtual surface are both greater than 90 ° and less than 180 °.
In some embodiments of the present invention, the included angles between the plane of the incident surface of the light intensity sensing subunit in the set of light intensity sensing units and the first virtual surface or the second virtual surface are the same, and the planes of the incident surfaces are not parallel to each other.
In some embodiments of the present invention, referring to fig. 1 and 2, the solar cell module 11 includes a first set of light intensity sensing units 111, the first set of light intensity sensing units 111 includes a first light intensity sensing subunit 1111 and a second light intensity sensing subunit 1112, and an intersection line of a plane where an incident surface of the first light intensity sensing subunit 1111 is located and the first virtual surface is parallel to an intersection line of a plane where an incident surface of the second light intensity sensing subunit 1112 is located and the first virtual surface. Wherein the control module 12 calculates the angle of the incident sunlight relative to the first virtual surface according to the output powers of the first light intensity sensing subunit 1111 and the second light intensity sensing subunit 1112 and the included angle between the normal of the first light intensity sensing subunit 1111 and the second light intensity sensing subunit 1112 and the first virtual surface.
In some embodiments of the present invention, referring to fig. 1 and fig. 2, the solar cell module 11 further includes a second group of light intensity sensing units 112, the second group of light intensity sensing units 112 includes a third light intensity sensing subunit 1121 and a fourth light intensity sensing subunit 1122, and an intersection line of a plane where an incident surface of the third light intensity sensing subunit 1121 is located and the second virtual surface is parallel to an intersection line of a plane where an incident surface of the fourth light intensity sensing subunit 1122 is located and the second virtual surface. The control module 12 calculates an angle of the incident sunlight relative to the second virtual surface according to the output powers of the third light intensity sensing subunit 1121 and the fourth sensing subunit 1122, and an included angle between the normal of the third light intensity sensing subunit 1121 and the fourth sensing subunit 1122 and the second virtual surface.
In some preferred embodiments of the present invention, the first virtual surface is perpendicular to the second virtual surface, and an intersection line of a plane where the first light intensity sensing subunit incident surface is located and the first virtual surface is parallel to the second virtual surface.
In some embodiments of the invention, the solar cell module further includes a wrapping edge, an upper encapsulation layer, a lower encapsulation layer and an adhesive film, the upper encapsulation layer, the lower encapsulation layer and the adhesive film are encapsulated in the wrapping edge, the upper encapsulation layer is an incident surface of the solar cell module, and the light intensity sensing subunit is formed between the upper encapsulation layer and the lower encapsulation layer through the adhesive film.
In some preferred embodiments of the present invention, all the light intensity sensing subunits share the edge covering, the upper packaging layer, the lower packaging layer and the adhesive film.
In some embodiments of the invention, the solar cell module further includes a fixing plate, the light intensity sensing units are fixed on the fixing plate, and each of the light intensity sensing sub-units has the independent covering edge, the upper encapsulation layer, the lower encapsulation layer and the adhesive film.
In some embodiments of the invention, the first virtual plane is parallel to a horizontal plane and the second virtual plane is perpendicular to a driving direction of the vehicle.
Fig. 3 is a schematic diagram illustrating a relationship between a normal of the first light intensity sensing unit and the first virtual surface, an angle between a normal of the second light intensity sensing unit and the first virtual surface, and an angle between incident sunlight and the first virtual surface according to some embodiments of the present invention. Referring to fig. 2 and 3, a stereo coordinate system is formed by the first virtual surface and the second virtual surface, the first virtual surface is a plane where an x coordinate axis and a y coordinate axis are located, the second virtual surface is a plane where a y coordinate axis and a z coordinate axis are located, ASxy is an included angle between incident sunlight and an xy plane, A1xy is an included angle between a normal of the first light intensity sensor and the xy plane, A2xy is an included angle between a normal of the second light intensity sensor and the xy plane, and the xy plane is the first virtual surface. Specifically, the output power ratio of the first light intensity sensor and the second light intensity sensor is the cosine of the angle between the incident sunlight and the normal of the first light intensity sensor and the cosine of the angle between the incident sunlight and the normal of the second light intensity sensor, and is expressed by a formula
Kxy=cos(ASxy-A1xy)/cos(ASxy-A2xy),
Can obtain
ASxy ═ arctan ((Kxy × cos (A2xy) -cos (A1xy))/(sin (A1xy) -Kxy × sin (A2 xy))). The values of A1xy and A2xy are known fixed values, and Kxy can be obtained by measurement and calculation through the control module, so that the included angle between the incident sunlight and the first virtual surface is calculated.
Fig. 4 is a schematic diagram illustrating a relationship between a normal of a third light intensity sensing unit and a second virtual surface, an angle between a normal of a fourth light intensity sensing unit and the second virtual surface, and an angle between incident sunlight and the second virtual surface according to some embodiments of the present invention. Referring to fig. 2 and 4, a stereo coordinate system is formed by the first virtual surface and the second virtual surface, the first virtual surface is a plane where an x coordinate axis and a y coordinate axis are located, the second virtual surface is a plane where a y coordinate axis and a z coordinate axis are located, ASyz is an included angle between incident sunlight and an xy plane, A3yz is an included angle between a normal of the third light intensity sensor and a yz plane, and A4xy is an included angle between a normal of the fourth light intensity sensor and an xz plane, where the yz plane is the second virtual surface. Specifically, the output power ratio of the first light intensity sensor and the second light intensity sensor is the cosine of the angle between the incident sunlight and the normal of the first light intensity sensor and the cosine of the angle between the incident sunlight and the normal of the second light intensity sensor, and is expressed by a formula
Kyz=cos(ASyz-A4yz)/cos(ASyz-A3yz),
Can obtain
ASyz ═ arctan ((Kyz × cos (A3yz) -cos (A4yz))/(sin (A4yz) -Kyz × sin (A3 yz))). The values of A3yz and A4yz are known fixed values, and Kyz can be obtained by measurement and calculation through the control module, so that the included angle between the incident sunlight and the second virtual surface is calculated.
In some embodiments of the present invention, referring to fig. 5, the control module includes a charging resistor, a trigger diode, and an energy storage capacitor, one end of the charging resistor is connected to one end of the solar cell module, the other end of the charging resistor is connected to one end of the trigger diode and one end of the energy storage capacitor, the other end of the trigger diode is connected to one end of the display module, and the other end of the energy storage capacitor is connected to the other ends of the display module and the solar cell module. Preferably, the display module is an LED display.
The solar battery module charges the energy storage capacitor through the charging resistor, when the energy storage capacitor reaches the trigger voltage of the trigger diode, the trigger diode is conducted, the energy storage capacitor discharges to the LED display through the trigger diode, the LED lamp in the LED display flashes once, the process is repeated, the LED lamp flashes, the frequency of the stroboflash is related to the time for the charging capacitor to charge the trigger voltage, the charging time is related to the output voltage of the solar battery module and the charging resistor, the higher the output voltage of the solar battery module is, and the higher the flashing frequency of the LED lamp is. When the trigger voltage of the trigger diode is equal to the power generation cut-off voltage of the solar cell module, if the photovoltaic power generation is cut off, the flashing of the LED lamp is stopped. The range of the flashing frequency of the LED lamp can be controlled by adjusting the resistance value of the charging resistor, and the capacity of the charging capacitor determines the electric quantity of each strobe of the LED lamp.
In some embodiments of the present invention, referring to fig. 5, the control module 12 includes a sampling unit 121, a control unit 122, and a driving unit 123 connected in series, the sampling unit 121 is connected to the solar cell module 11, and the driving unit 123 is connected to the display module 13. Specifically, the included angle between the incident sunlight and the first virtual surface and the included angle between the incident sunlight and the second virtual surface may be set as required, and when the included angle between the incident sunlight and the first virtual surface and/or the included angle between the incident sunlight and the second virtual surface reaches the generated energy display angle, the control unit 122 drives the display module 13 to display the generated energy of the solar cell module 11 through the driving unit 123.
In some embodiments of the present invention, the sampling Unit is a current and voltage detection Unit, the control Unit is a Micro Controller Unit (MCU), and the driving Unit is a multi-channel LED driving Unit. Specifically, the display module is an LED strip. More specifically, the input of current and voltage detecting unit with solar module's output is connected, current and voltage detecting unit's output with little the control unit's input is connected, little the control unit's output with multichannel LED drive unit's input is connected, multichannel LED drive unit's output with the input in LED lamp area is connected. The current and voltage detection unit, the MCU and the multi-path LED driving unit are all known technologies in the field, and the specific structure is not described herein again.
In still other embodiments of the present invention, referring to fig. 5, the sampling unit 121 includes a current sampling resistor 1211, a voltage amplifier 1212, and an analog-to-digital converter 1213, which are connected in sequence, the control unit 122 is an MCU, and the driving unit 123 is a multi-channel LED driving unit.
Specifically, the display module is an LED strip. More specifically, the one end of electric current sampling resistor with solar module's output with voltage amplifier's first input is connected, the other end of electric current sampling resistor with voltage amplifier's second input is connected, voltage amplifier's output with analog to digital converter's input is connected, analog to digital converter's output with MCU's input is connected, MCU's output with multichannel LED drive unit's input is connected, multichannel LED drive unit's output with the input in LED lamp area is connected. The current sampling resistor, the voltage amplifier, the analog-to-digital converter, the MCU and the multi-path LED driving unit are all known technologies in the field, and the specific structure is not described herein again.
In some embodiments of the invention, the LED strip is mounted on both sides of the roof of the vehicle.
In still other embodiments of the present invention, the LED strip is mounted in a luggage rack on both sides of the roof of the vehicle.
In still other embodiments of the present invention, the LED strip is mounted to the upper edge of the front and rear windshields of the vehicle.
In still other embodiments of the present invention, the LED strip is annular and is disposed around an inner edge of the vehicle lamp.
In still other embodiments of the present invention, the LED strip is mounted on the vehicle antenna.
In still other embodiments of the present invention, the LED strip is installed in the vehicle antenna, and an LED lamp scattering cover is disposed on the vehicle antenna, and the LED lamp scattering cover covers the outside of the LED strip.
Although the embodiments of the present invention have been described in detail hereinabove, it is apparent to those skilled in the art that various modifications and variations can be made to these embodiments. However, it is to be understood that such modifications and variations are within the scope and spirit of the present invention as set forth in the following claims. Moreover, the invention as described herein is capable of other embodiments and of being practiced or of being carried out in various ways.
Claims (13)
1. A vehicle-mounted solar display device is applied to a vehicle-mounted solar technology and is characterized by comprising a solar cell module, a control module and a display module which are connected in series, wherein the display module is installed on the outer side of a vehicle, the control module comprises an angle measuring and calculating unit, when the included angle formed by sunlight and a first virtual surface is 20-340 degrees, the included angle formed by sunlight and a second virtual surface is 20-160 degrees, and the illumination intensity of the sunlight is more than or equal to 1000Lux, the angle measuring and calculating unit controls the solar cell module to transmit electric energy to the display module so that the display module displays generated energy, the first virtual surface is parallel to a plane where the lowest point of a vehicle wheel is located, the second virtual surface is perpendicular to the running direction of the vehicle, and the solar cell module comprises at least one group of light intensity sensing units, the group of light intensity sensing units comprises at least two light intensity sensing subunits, wherein intersecting lines of planes of light intensity sensing subunits in the group of light intensity sensing units, where the incident planes of the light intensity sensing subunits are located, and the first virtual plane or the second virtual plane are parallel to each other.
2. The vehicular solar power display device according to claim 1, wherein the display module is an LED display.
3. The on-board solar power display device of claim 1, wherein the display module is an LED strip.
4. The on-board solar power display device of claim 3, wherein the LED strip is mounted on both sides of the vehicle roof.
5. The on-board solar power display device of claim 4, wherein the LED strip is mounted in a roof rack on either side of the vehicle roof.
6. The on-board solar power display device of claim 3, wherein the LED strip is mounted to an upper edge of the front and rear vehicle windshields.
7. The on-board solar power display device of claim 3, wherein the LED strip is annular and is disposed around an inner edge of the vehicle light.
8. The on-board solar power display device of claim 3, wherein the LED strip is mounted on the vehicle antenna.
9. The vehicle-mounted solar display device according to claim 3, wherein the LED strip is mounted in the vehicle antenna, and an LED lamp scattering cover is arranged on the vehicle antenna and covers the outer side of the LED strip.
10. The vehicular solar energy display device according to claim 1, wherein the light sensing sub-units in the set of light intensity sensing units have the same light sensing area and photoelectric performance.
11. The vehicular solar energy display device according to claim 1, wherein angles between a plane of the incident surface of the light intensity sensing subunit in the group of light intensity sensing units and the first virtual surface or the second virtual surface are both greater than 0 ° and less than 90 °.
12. The vehicular solar energy display device according to claim 1, wherein angles between a plane of the incident surface of the light intensity sensing subunit in the group of light intensity sensing units and the first virtual surface or the second virtual surface are both greater than 90 ° and less than 180 °.
13. The vehicle-mounted solar display device according to claim 1, wherein the planes of the incident surfaces of the light intensity sensing subunits in the set of light intensity sensing units have the same included angle with the first virtual surface or the second virtual surface, and the planes of the incident surfaces are not parallel to each other.
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