CN110271445B - Photovoltaic energy storage based intelligent charging system and method for new energy automobile - Google Patents
Photovoltaic energy storage based intelligent charging system and method for new energy automobile Download PDFInfo
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- CN110271445B CN110271445B CN201910602081.5A CN201910602081A CN110271445B CN 110271445 B CN110271445 B CN 110271445B CN 201910602081 A CN201910602081 A CN 201910602081A CN 110271445 B CN110271445 B CN 110271445B
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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
- B60L53/30—Constructional details of charging stations
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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
- B60L53/50—Charging stations characterised by energy-storage or power-generation means
- B60L53/51—Photovoltaic means
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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
- B60L53/50—Charging stations characterised by energy-storage or power-generation means
- B60L53/52—Wind-driven generators
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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
- B60L53/50—Charging stations characterised by energy-storage or power-generation means
- B60L53/53—Batteries
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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
- B60L53/60—Monitoring or controlling charging stations
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- 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
- H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
- H02S10/10—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power including a supplementary source of electric power, e.g. hybrid diesel-PV energy systems
- H02S10/12—Hybrid wind-PV energy systems
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- 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
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
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- 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
- H02S40/20—Optical components
- H02S40/22—Light-reflecting or light-concentrating means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/52—PV systems with concentrators
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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
- Y02T90/12—Electric charging stations
Abstract
The invention discloses a photovoltaic energy storage based intelligent charging system and method for a new energy automobile, and the system comprises a rotary type light energy conversion unit, a charging pile, a vertical axis wind driven generator, a power supply monitoring and controlling device, a combined type transmission mechanism, a motor and a driving force monitoring and controlling device; the electric energy generated by the light energy conversion of the rotary light energy conversion unit is stored in the light energy storage battery and continuously supplies power to the input end of the charging pile; the electric energy generated by the wind energy conversion of the vertical axis wind driven generator is stored in the wind energy storage battery and is selectively supplied to the input end of the charging pile through the monitoring and control of the power supply monitoring and controlling device; the vertical axis wind driven generator and the motor are in driving connection with the rotary light energy conversion unit through the composite transmission mechanism. According to the invention, the rotary type light energy conversion unit is arranged, so that light energy can be converted more efficiently to realize electric energy storage, and wind energy and solar energy are reasonably utilized in a matched manner, so that the electric energy storage is ensured to be carried out orderly, and the power supply requirement of the charging pile is met.
Description
Technical Field
The invention belongs to the technical field of new energy, and particularly relates to an intelligent charging system and method for a new energy automobile based on photovoltaic energy storage.
Background
The new energy automobile is taken as an environment-friendly vehicle and is popularized to the utmost in various cities in recent years. The charging device or equipment required by the existing electric new energy automobile has the following defects:
firstly, the existing new energy (such as solar energy, wind energy and the like) is not effectively integrated and utilized, a large amount of existing resource cost is consumed, and the requirement of sustainable development is not met;
and secondly, the existing photovoltaic panel is adopted to carry out low light energy conversion efficiency, and the photovoltaic panel is laid to occupy a large space, so that the existing rectangular photovoltaic panel can obviously not meet the main power supply source requirement of the new energy automobile.
Based on the above reasons, the invention provides the intelligent charging system and method for the new energy automobile based on photovoltaic energy storage, the rotary type light energy conversion unit is arranged to convert light energy more efficiently to realize electric energy storage, and wind energy and solar energy are reasonably matched and utilized to ensure the orderly operation of the electric energy storage and meet the power supply requirement of the charging pile.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the photovoltaic energy storage-based intelligent charging system and the photovoltaic energy storage-based intelligent charging method for the new energy automobile can convert light energy into electric energy more efficiently through the arrangement of the rotary light energy conversion unit, and wind energy and solar energy are reasonably utilized in a matched manner, so that the ordered operation of electric energy storage is ensured, and the power supply requirement of the charging pile is met.
The technical scheme is as follows: in order to achieve the purpose, the photovoltaic energy storage based intelligent charging system for the new energy automobile comprises a U-shaped plate frame, a charging pile and a vertical axis wind driven generator; the U-shaped plate frame is supported and obliquely arranged through the light energy electricity storage box and the support columns together, so that the opening of the U-shaped plate frame is inclined towards the south, and a plurality of rotary light energy conversion units with the same inclination as that of the U-shaped plate frame are arranged in the U-shaped plate frame side by side; a flat plate is supported and arranged on the high-end side of the U-shaped plate frame through a triangular support frame, the vertical axis wind driven generator is vertically arranged on the flat plate, and a power supply monitoring and controlling device is arranged on the flat plate; the electric energy generated by the light energy conversion of the rotary light energy conversion unit is stored in a light energy storage battery in the light energy storage box, and the light energy storage battery continuously supplies power to the input end of the charging pile; the wind energy storage battery supplies power to the input end of the charging pile through the monitoring and control selectivity of the power supply monitoring and controlling device;
the device also comprises a composite transmission mechanism, a motor and a driving force monitoring and controlling device; the plurality of rotary light energy conversion units are rotatably connected with the U-shaped plate frame, each rotary light energy conversion unit comprises an inclined rotating shaft and a photovoltaic plate cylinder concentrically sleeved and fixed on the inclined rotating shaft through a connecting frame, the inclination of the photovoltaic plate cylinder is the same as that of the U-shaped plate frame, and the photovoltaic plate cylinders are arranged in the U-shaped plate frame in a linear array manner; the vertical rotating shaft of the vertical axis wind driven generator and the output rotating shaft of the motor are in driving connection with all the rotary light energy conversion units through a composite transmission mechanism, and the vertical axis wind driven generator and the motor provide rotary driving force for the rotary light energy conversion units in an alternative mode under the monitoring and control of the driving force monitoring and controlling device;
the power supply monitoring control device comprises a controller, a first electromagnetic relay and a voltage monitoring module; the electric energy required by the controller, the first electromagnetic relay and the voltage monitoring module is provided by the wind energy storage battery, and the wind energy storage battery is electrically connected with the input end of the charging pile through the first electromagnetic relay; a signal sending end of the controller is connected with a signal receiving end of the first electromagnetic relay; the voltage monitoring module is used for monitoring the voltage of the wind energy storage battery in real time and transmitting the monitored voltage value to the controller; the controller is internally preset with a lowest power supply voltage value, compares and analyzes the monitoring voltage value and the lowest power supply voltage value, and realizes the selective power supply of the wind energy storage battery to the input end of the charging pile by controlling the connection or disconnection of the first electromagnetic relay;
the driving force monitoring and controlling device comprises a controller, a second electromagnetic relay and a wind speed sensor; the electric energy required by the motor, the second electromagnetic relay and the wind speed sensor is provided by the wind energy storage battery, and the wind energy storage battery is electrically connected with the motor through the second electromagnetic relay; a signal sending end of the controller is connected with a signal receiving end of the second electromagnetic relay; the wind speed sensor is used for monitoring natural wind speed in real time and transmitting a monitored wind speed value to the controller; the controller is internally preset with a lowest driving wind speed value, compares and analyzes the monitored wind speed value and the lowest driving wind speed value, and controls the connection or disconnection of the second electromagnetic relay to select the motor to provide driving force or control the vertical axis wind driven generator to provide driving force.
Furthermore, reflectors for reflecting sunlight are laid on the inner bottom surfaces of the U-shaped plate frames in a laminating mode, sunlight penetrating through seams of adjacent photovoltaic plate cylinders irradiates the photovoltaic plate cylinders after being reflected by the reflectors, and the photovoltaic plate cylinders are of a cylindrical structure which is formed by sequentially connecting and enclosing long edges of a plurality of rectangular photovoltaic plates and is provided with regular polygons in cross section and openings at two ends.
Further, the lowest power supply voltage value accounts for 50% of the maximum voltage value of the wind energy storage battery; the minimum driving wind speed value is the minimum wind speed value at which the blades of the circumferential array on the vertical rotating shaft are driven by wind power to drive all the rotary light energy conversion units to rotate.
Further, the composite transmission mechanism comprises a belt transmission mechanism and a bevel gear transmission mechanism; the adjacent inclined rotating shafts are in transmission connection through a belt transmission mechanism; the bevel gear transmission mechanism comprises a horizontal bevel gear and an inclined bevel gear which are meshed with each other; the horizontal bevel gear is rotatably sleeved on a supporting vertical rod of the vertical axis wind driven generator through a bearing and is fixedly connected with a connecting block on the vertical rotating shaft through a connecting rod; the inclined bevel gears are concentrically and fixedly arranged at the end part of one inclined rotating shaft; the motor is in driving connection with one of the inclined rotating shafts through a belt transmission mechanism.
The working method of the intelligent charging system of the new energy automobile based on photovoltaic energy storage comprises the following steps: the light energy storage battery is a main power supply source of the charging pile and continuously transmits electric energy to the input end of the charging pile; the wind energy storage battery is a supplementary power supply source of the charging pile, and selectively transmits electric energy to the input end of the charging pile under the monitoring and control of the power supply monitoring and controlling device;
one part of the solar rays directly irradiate on the photovoltaic panel cylinder, the other part of the solar rays penetrate through a crack between adjacent photovoltaic panel cylinders to irradiate on the reflector, the reflected solar rays irradiate on the photovoltaic panel cylinder, and the photovoltaic panel cylinder converts the light energy into the electric energy and stores the electric energy into the light energy storage battery;
vertical axis aerogenerator converts wind energy into electric energy storage to wind energy battery in, and voltage monitoring module carries out real-time supervision to wind energy battery's voltage to transmit monitoring voltage value to the controller, the controller will monitor voltage value and minimum supply voltage value and compare:
when the monitored voltage value is higher than the lowest power supply voltage value, the controller controls the first electromagnetic relay to be switched on, and the wind energy storage battery is electrically connected to the input end of the charging pile and transmits electric energy to the charging pile; at the moment, the light energy storage battery and the wind energy storage battery both supply power to the charging pile, so that the function of simultaneously supplying power to the charging pile by a main power supply source and a supplementary power supply source is realized;
when the monitored voltage value is lower than the lowest power supply voltage value, the controller controls the first electromagnetic relay to be switched off, the wind energy storage battery does not supply power to the charging pile, and only the light energy storage battery serving as a main power supply source supplies power to the charging pile;
under the state that the blades are driven to rotate by natural wind power, the vertical rotating shaft drives the composite transmission mechanism to drive all the photovoltaic panel cylinders on the inclined rotating shafts to rotate, the photovoltaic panel cylinders in the rotating state can be more comprehensively and more irradiated by solar rays, and the efficiency of converting light energy into electric energy is improved;
the wind speed sensor monitors the natural wind speed in real time, transmits a monitored wind speed value to the controller, and the controller compares the monitored wind speed value with the lowest driving wind speed value:
when the monitored wind speed value is larger than the lowest driving wind speed value, the controller controls the second electromagnetic relay to be disconnected, and at the moment, the vertical axis wind driven generator utilizes wind energy to provide a rotary driving force for the rotary light energy conversion unit on one hand and converts the wind energy into electric energy on the other hand;
when the monitored wind speed value is smaller than the lowest driving wind speed value, the wind speed cannot meet the requirement of driving the rotation of the rotary type light energy conversion unit, namely the rotation of the rotary type light energy conversion unit cannot be realized through wind power driving, at the moment, the controller controls the second electromagnetic relay to be switched on, the motor is electrically connected to the wind energy storage battery, the motor is started to drive the rotary type light energy conversion unit to rotate, and the vertical shaft wind driven generator drives the vertical shaft to rotate, so that electric energy generated by the vertical shaft wind driven generator is stored in the light energy storage battery;
the vertical axis wind driven generator and the motor are monitored and controlled by the driving force monitoring and controlling device, so that the photovoltaic plate cylinders are always in a rotating state to carry out light energy conversion.
Has the advantages that: the photovoltaic energy storage based intelligent charging system and method for the new energy automobile have the beneficial effects that:
1) according to the invention, the rotary type light energy conversion unit is arranged, so that light energy can be converted more efficiently to realize electric energy storage, and wind energy and solar energy are reasonably utilized in a matched manner, so that the electric energy storage is ensured to be carried out orderly, and the power supply requirement of the charging pile is met;
2) according to the photovoltaic energy storage device, light energy conversion is realized through the photovoltaic panel barrel in a rotating state, so that on one hand, the occupied space is small, on the other hand, the light energy can be converted more efficiently to realize electric energy storage, and wind energy and solar energy are reasonably matched and utilized, so that the electric energy storage is ensured to be carried out orderly, and the power supply requirement of a charging pile is met; in addition, no matter the vertical axis wind driven generator or the motor drives the rotary light energy conversion unit to rotate, the electric energy converted by wind energy and stored in the wind energy storage battery is utilized, the new energy is reasonably utilized, the cost is low, the benefit is high, and the requirement of sustainable development is met;
3) according to the invention, through the arrangement of the reflector, the sunlight passing through the crack between the adjacent photovoltaic plate cylinders can be reflected and irradiates the photovoltaic plate cylinders for light energy conversion, the sunlight is fully utilized, and each rectangular photovoltaic plate of the photovoltaic plate cylinders can be fully utilized, so that the efficiency of light energy conversion is greatly improved.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic structural view of a portion of the structure of FIG. 1;
FIG. 3 is a schematic view of the overall structure of FIG. 2;
FIG. 4 is a schematic structural diagram of a rotary light energy conversion unit;
FIG. 5 is a schematic diagram of a vertical axis wind turbine.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 5, the photovoltaic energy storage based intelligent charging system for the new energy automobile comprises a U-shaped plate frame 4, a charging pile 3 and a vertical axis wind driven generator 5; the U-shaped plate frame 4 is supported and obliquely arranged through the light energy electricity storage box 1 and the support columns 2 together, so that the opening of the U-shaped plate frame 4 is inclined to the south, and a plurality of rotary light energy conversion units 6 with the same inclination as that of the U-shaped plate frame 4 are arranged in the U-shaped plate frame 4 side by side; a flat plate 8 is supported and arranged on the high-end side of the U-shaped plate frame 4 through a triangular support frame 7, the vertical axis wind driven generator 5 is vertically arranged on the flat plate 8, and a power supply monitoring and controlling device is arranged on the flat plate 8; the electric energy generated by the light energy conversion of the rotary light energy conversion unit 6 is stored in the light energy storage battery 10 in the light energy storage box 1, and the light energy storage battery 10 continuously supplies power to the input end of the charging pile 3; the electric energy generated by the wind energy conversion of the vertical axis wind driven generator 5 is stored in a wind energy storage battery 50 of the vertical axis wind driven generator 5, and the wind energy storage battery 50 selectively supplies power to the input end of the charging pile 3 through the monitoring and control of the power supply monitoring and controlling device; wherein, light energy conversion fills electric pile 3's main electric energy source, and wind energy conversion fills electric pile 3's supplementary electric energy source, and both mutually support and realize filling electric pile 3's intelligent power supply input.
The device also comprises a composite transmission mechanism 9, a motor 14 and a driving force monitoring and controlling device; the plurality of rotary light energy conversion units 6 are rotatably connected with the U-shaped plate frame 4, each rotary light energy conversion unit 6 comprises an inclined rotating shaft 61 and a photovoltaic plate cylinder 63 concentrically sleeved and fixed on the inclined rotating shaft 61 through a connecting frame 62, the inclination of the photovoltaic plate cylinder 63 is the same as that of the U-shaped plate frame 4, and the photovoltaic plate cylinders 63 are arranged in the U-shaped plate frame 4 in a linear array manner; the vertical rotating shaft 51 of the vertical axis wind driven generator 5 and the output rotating shaft of the motor 14 are in driving connection with all the rotary type light energy conversion units 6 through the composite transmission mechanism 9, and the vertical axis wind driven generator 5 and the motor 14 provide rotary driving force to the rotary type light energy conversion units 6 in an alternative mode under the monitoring and control of the driving force monitoring and controlling device; the photovoltaic plate barrel 63 in the rotating state realizes light energy conversion, on one hand, the occupied space is small, on the other hand, the light energy can be converted to realize electric energy storage more efficiently, and wind energy and solar energy are reasonably matched and utilized to ensure the orderly implementation of the electric energy storage, so that the power supply requirement of the charging pile 3 is met. In addition, no matter the vertical axis wind driven generator 5 or the motor 14 drives the rotary light energy conversion unit 6 to rotate, the electric energy converted from wind energy and stored in the wind energy storage battery 50 is utilized, the new energy is reasonably utilized, the cost is low, the benefit is high, and the requirement of sustainable development is met.
More specifically, the power supply monitoring and controlling device includes a controller 11, a first electromagnetic relay and a voltage monitoring module; the electric energy required by the controller 11, the first electromagnetic relay and the voltage monitoring module is provided by the wind energy storage battery 50, and the wind energy storage battery 50 is electrically connected with the input end of the charging pile 3 through the first electromagnetic relay; a signal sending end of the controller 11 is connected with a signal receiving end of the first electromagnetic relay; the voltage monitoring module is used for monitoring the voltage of the wind energy storage battery 50 in real time and transmitting the monitored voltage value to the controller 11; the controller 11 is internally preset with a minimum power supply voltage value, and the controller 11 compares and analyzes the monitored voltage value and the minimum power supply voltage value and controls the on/off of the first electromagnetic relay to realize the selective power supply of the wind energy storage battery 50 to the input end of the charging pile 3.
More specifically, the driving force monitoring and controlling device includes a controller 11, a second electromagnetic relay, and a wind speed sensor 15; the electric energy required by the motor 14, the second electromagnetic relay and the wind speed sensor 15 is provided by the wind energy storage battery 50, and the wind energy storage battery 50 is electrically connected with the motor 14 through the second electromagnetic relay; a signal sending end of the controller 11 is connected with a signal receiving end of the second electromagnetic relay; the wind speed sensor 15 is used for monitoring the natural wind speed in real time and transmitting the monitored wind speed value to the controller 11; the controller 11 is internally preset with a lowest driving wind speed value, the controller 11 compares and analyzes the monitored wind speed value and the lowest driving wind speed value, and controls the on/off selection motor 14 of the second electromagnetic relay to provide driving force or the vertical axis wind turbine 5 to provide driving force. Therefore, the rotary light energy conversion unit 6 can be ensured to be always in a rotating state for light energy conversion, and the efficiency of light energy conversion is improved.
It is worth noting that the reflecting mirror 20 for reflecting the solar rays is laid on the inner bottom surface of the U-shaped plate frame 4 in a laminating mode, the solar rays penetrating through the gap of the adjacent photovoltaic plate cylinders 63 irradiate the photovoltaic plate cylinders 63 after being reflected by the reflecting mirror 20, and the photovoltaic plate cylinders 63 are in a cylindrical structure which is formed by sequentially connecting and enclosing a plurality of rectangular photovoltaic plates 631, wherein the cross section of the cylindrical structure is in a regular polygon shape, and two ends of the cylindrical structure are open. Through the setting of reflector 20, can reflect the solar ray that passes the crack between the adjacent photovoltaic board section of thick bamboo 63, shine and carry out light energy conversion on the photovoltaic board section of thick bamboo 63, solar ray carries out make full use of, and each rectangle photovoltaic board 631 of photovoltaic board section of thick bamboo 63 also can make full use of to the efficiency of light energy conversion has been improved greatly.
The wind energy storage battery 50 provides electric energy for the controller 11, the first electromagnetic relay, the voltage monitoring module, the second electromagnetic relay, the wind speed sensor 15 and the motor 14, and in order to ensure that the devices can normally operate when needed, electric quantity which is not lower than the lowest power supply voltage value is required to be stored in the wind energy storage battery 50, wherein the lowest power supply voltage value is 50% of the maximum voltage value of the wind energy storage battery 50; the minimum driving wind speed value is the minimum wind speed value at which the blades 52 of the circumferential array on the vertical rotating shaft 51 are driven by wind power to drive all the rotary light energy conversion units 6 to rotate, so that the rotary light energy conversion units 6 are ensured to be in a rotating state all the time.
More specifically, the compound transmission mechanism 9 includes a belt transmission mechanism 91 and a bevel gear transmission mechanism 92; the adjacent inclined rotating shafts 61 are in transmission connection through belt transmission mechanisms 91; the bevel gear transmission mechanism 92 comprises a horizontal bevel gear 921 and an inclined bevel gear 922 which are meshed with each other; the horizontal bevel gear 921 is rotatably sleeved on the support upright 53 of the vertical axis wind turbine 5 through a bearing 15, and is fixedly connected with the connecting block 17 on the vertical rotating shaft 51 through a connecting rod 16; the bevel gears 922 are concentrically and fixedly arranged at the end of one of the inclined rotating shafts 61; the motor 14 is drivingly connected to one of the tilting shafts 61 via a belt drive 91.
The working method of the intelligent charging system of the new energy automobile based on photovoltaic energy storage comprises the following steps: the light energy storage battery 10 is a main power supply source of the charging pile 3 and continuously transmits electric energy to the input end of the charging pile 3; the wind energy storage battery 50 is a supplementary power supply source of the charging pile 3 and selectively transmits electric energy to the input end of the charging pile 3 under the monitoring and control of the power supply monitoring and controlling device;
one part of the solar rays directly irradiate the photovoltaic panel cylinders 63, the other part of the solar rays penetrate through the gaps between the adjacent photovoltaic panel cylinders 63 to irradiate the reflectors 20, the reflected solar rays irradiate the photovoltaic panel cylinders 63, and the photovoltaic panel cylinders 63 convert the light energy into electric energy and store the electric energy into the light energy storage battery 10;
the vertical axis wind driven generator 5 converts wind energy into electric energy to be stored in the wind energy storage battery 50, the voltage monitoring module monitors the voltage of the wind energy storage battery 50 in real time and transmits the monitoring voltage value to the controller 11, and the controller 11 compares the monitoring voltage value with the lowest power supply voltage value:
when the monitored voltage value is higher than the lowest power supply voltage value, the controller 11 controls the first electromagnetic relay to be switched on, and the wind energy storage battery 50 is electrically connected to the input end of the charging pile 3 and transmits electric energy to the charging pile 3; at the moment, the light energy storage battery 10 and the wind energy storage battery 50 both supply power to the charging pile 3, so that the function of supplying power to the charging pile 3 by a main power supply source and a supplementary power supply source at the same time is realized;
when the monitored voltage value is lower than the lowest power supply voltage value, the controller 11 controls the first electromagnetic relay to be switched off, the wind energy storage battery 50 does not supply power to the charging pile 3, and only the light energy storage battery 10 serving as a main power supply source supplies power to the charging pile 3;
under the state that the blades 52 are driven to rotate by natural wind, the vertical rotating shaft 51 is enabled to rotate to drive the composite transmission mechanism 9 to drive all the photovoltaic panel cylinders 63 on the inclined rotating shaft 61 to rotate, the photovoltaic panel cylinders 63 in the rotating state can be more comprehensively and more irradiated by solar rays, and the efficiency of converting light energy into electric energy is improved;
the wind speed sensor 15 monitors the natural wind speed in real time, transmits a monitored wind speed value to the controller 11, and the controller 11 compares the monitored wind speed value with the lowest driving wind speed value:
when the monitored wind speed value is larger than the lowest driving wind speed value, the controller 11 controls the second electromagnetic relay to be switched off, and at the moment, the vertical axis wind driven generator 5 utilizes wind energy to provide a rotary driving force for the rotary light energy conversion unit 6 on one hand and converts the wind energy into electric energy on the other hand;
when the monitored wind speed value is smaller than the lowest driving wind speed value, the wind speed cannot meet the requirement of driving the rotation of the rotary type light energy conversion unit 6, namely the rotation of the rotary type light energy conversion unit 6 cannot be realized through wind power driving, at the moment, the controller 11 controls the second electromagnetic relay to be switched on, the motor 14 is electrically connected to the wind energy storage battery 50, the motor 14 is started to drive the rotary type light energy conversion unit 6 to rotate on one hand, and drive the vertical rotating shaft 51 to rotate on the other hand, so that the vertical shaft wind driven generator 5 generates electric energy to be stored in the light energy storage battery 10;
the vertical axis wind turbine 5 and the motor 14 are monitored and controlled by the driving force monitoring and controlling device, so that the photovoltaic panel barrels 63 are always in a rotating state to perform light energy conversion.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (5)
1. New energy automobile intelligent charging system based on photovoltaic energy storage, its characterized in that: the wind power generation device comprises a U-shaped plate frame (4), a charging pile (3) and a vertical axis wind driven generator (5); the U-shaped plate frame (4) is supported and obliquely arranged through the light energy electricity storage box (1) and the supporting columns (2) together, so that the opening of the U-shaped plate frame (4) is inclined towards the south, and a plurality of rotary light energy conversion units (6) with the same inclination as that of the U-shaped plate frame (4) are arranged in the U-shaped plate frame (4) side by side; a flat plate (8) is supported and arranged on the high-end side of the U-shaped plate frame (4) through a triangular support frame (7), the vertical axis wind driven generator (5) is vertically arranged on the flat plate (8), and a power supply monitoring and controlling device is arranged on the flat plate (8); the electric energy generated by the light energy conversion of the rotary light energy conversion unit (6) is stored in a light energy storage battery (10) in the light energy storage box (1), and the light energy storage battery (10) continuously supplies power to the input end of the charging pile (3); the electric energy generated by wind energy conversion of the vertical axis wind driven generator (5) is stored in a wind energy storage battery (50) of the vertical axis wind driven generator (5), and the wind energy storage battery (50) selectively supplies power to the input end of the charging pile (3) through monitoring and control of the power supply monitoring and controlling device;
the device also comprises a composite transmission mechanism (9), a motor (14) and a driving force monitoring and controlling device; the plurality of rotary light energy conversion units (6) are rotatably connected with the U-shaped plate frame (4), each rotary light energy conversion unit (6) comprises an inclined rotating shaft (61) and a photovoltaic plate cylinder (63) concentrically sleeved and fixed on the inclined rotating shaft (61) through a connecting frame (62), the inclination of the photovoltaic plate cylinder (63) is the same as that of the U-shaped plate frame (4), and the photovoltaic plate cylinders (63) are arranged in the U-shaped plate frame (4) in a linear array manner; the vertical rotating shaft (51) of the vertical axis wind driven generator (5) and the output rotating shaft of the motor (14) are in driving connection with all the rotary light energy conversion units (6) through a composite transmission mechanism (9), and the vertical axis wind driven generator (5) and the motor (14) provide rotary driving force for the rotary light energy conversion units (6) in an alternative mode under the monitoring and control of the driving force monitoring and controlling device;
the power supply monitoring and controlling device comprises a controller (11), a first electromagnetic relay and a voltage monitoring module; the electric energy required by the controller (11), the first electromagnetic relay and the voltage monitoring module is provided by the wind energy storage battery (50), and the wind energy storage battery (50) is electrically connected with the input end of the charging pile (3) through the first electromagnetic relay; a signal sending end of the controller (11) is connected with a signal receiving end of the first electromagnetic relay; the voltage monitoring module is used for monitoring the voltage of the wind energy storage battery (50) in real time and transmitting the monitored voltage value to the controller (11); a lowest power supply voltage value is preset in the controller (11), the controller (11) compares and analyzes the monitored voltage value and the lowest power supply voltage value, and the wind energy storage battery (50) is controlled to be switched on or switched off to selectively supply power to the input end of the charging pile (3);
the driving force monitoring and controlling device comprises a controller (11), a second electromagnetic relay and a wind speed sensor (15); the electric energy required by the motor (14), the second electromagnetic relay and the wind speed sensor (15) is provided by the wind energy storage battery (50), and the wind energy storage battery (50) is electrically connected with the motor (14) through the second electromagnetic relay; a signal sending end of the controller (11) is connected with a signal receiving end of the second electromagnetic relay; the wind speed sensor (15) is used for monitoring the natural wind speed in real time and transmitting the monitored wind speed value to the controller (11); the controller (11) is internally preset with a lowest driving wind speed value, the controller (11) compares and analyzes the monitored wind speed value and the lowest driving wind speed value, and a selection motor (14) is controlled to be switched on or switched off to provide driving force or the vertical axis wind driven generator (5) provides driving force.
2. The photovoltaic energy storage based intelligent charging system for the new energy automobile is characterized in that: the utility model discloses a photovoltaic solar panel, including U type grillage (4), the interior bottom surface laminating of U type grillage (4) has laid reflector (20) that are used for reflecting solar ray, and solar ray that passes adjacent photovoltaic board section of thick bamboo (63) crack shines to photovoltaic board section of thick bamboo (63) through reflector (20) reflection back, and photovoltaic board section of thick bamboo (63) are connected in proper order by the long edge of polylith rectangle photovoltaic board (631) and are enclosed the transversal regular polygon of personally submitting and both ends open-ended tubular structure that closes the constitution.
3. The photovoltaic energy storage based intelligent charging system for the new energy automobile is characterized in that: the lowest power supply voltage value accounts for 50% of the maximum voltage value of the wind energy storage battery (50); the minimum driving wind speed value is the minimum wind speed value at which the blades (52) in the circumferential array on the vertical rotating shaft (51) are driven by wind power to drive all the rotary light energy conversion units (6) to rotate.
4. The photovoltaic energy storage based intelligent charging system for the new energy automobile is characterized in that: the composite transmission mechanism (9) comprises a belt transmission mechanism (91) and a bevel gear transmission mechanism (92); the adjacent inclined rotating shafts (61) are in transmission connection through a belt transmission mechanism (91); the bevel gear transmission mechanism (92) comprises a horizontal bevel gear (921) and an inclined bevel gear (922) which are meshed with each other; the horizontal bevel gear (921) is rotatably sleeved on a supporting upright rod (53) of the vertical axis wind driven generator (5) through a bearing (15), and is fixedly connected with a connecting block (17) on the vertical rotating shaft (51) through a connecting rod (16); the inclined bevel gear (922) is concentrically and fixedly arranged at the end part of one inclined rotating shaft (61); the motor (14) is in driving connection with one of the inclined rotating shafts (61) through a belt transmission mechanism (91).
5. The working method of the photovoltaic energy storage based intelligent charging system for the new energy automobile is characterized in that: the light energy storage battery (10) is a main power supply source of the charging pile (3) and continuously transmits electric energy to the input end of the charging pile (3); the wind energy storage battery (50) is a supplementary power supply source of the charging pile (3), and selectively transmits electric energy to the input end of the charging pile (3) under the monitoring and control of the power supply monitoring and controlling device;
one part of the solar rays directly irradiates on the photovoltaic panel cylinder (63), the other part of the solar rays penetrates through a crack between adjacent photovoltaic panel cylinders (63) to irradiate on the reflector (20), the reflected solar rays irradiate on the photovoltaic panel cylinder (63), and the photovoltaic panel cylinder (63) converts the light energy into electric energy and stores the electric energy in the light energy storage battery (10);
the vertical axis wind driven generator (5) converts wind energy into electric energy to be stored in a wind energy storage battery (50), a voltage monitoring module monitors the voltage of the wind energy storage battery (50) in real time and transmits a monitored voltage value to a controller (11), and the controller (11) compares the monitored voltage value with the lowest power supply voltage value:
when the monitored voltage value is higher than the lowest power supply voltage value, the controller (11) controls the first electromagnetic relay to be switched on, and the wind energy storage battery (50) is electrically connected to the input end of the charging pile (3) and transmits electric energy to the charging pile (3); at the moment, the light energy storage battery (10) and the wind energy storage battery (50) both supply power to the charging pile (3), so that the function of supplying power to the charging pile (3) by a main power supply source and a supplementary power supply source at the same time is realized;
when the monitored voltage value is lower than the lowest power supply voltage value, the controller (11) controls the first electromagnetic relay to be disconnected, the wind energy storage battery (50) does not supply power to the charging pile (3), and only the light energy storage battery (10) serving as a main power supply source supplies power to the charging pile (3);
under the state that the blades (52) are driven to rotate by natural wind, the vertical rotating shaft (51) drives the composite transmission mechanism (9) to rotate to drive the photovoltaic panel cylinders (63) on all the inclined rotating shafts (61) to rotate, and the photovoltaic panel cylinders (63) under the rotating state can be more comprehensively and more irradiated by solar rays, so that the efficiency of converting light energy into electric energy is improved;
the wind speed sensor (15) monitors the natural wind speed in real time, and transmits a monitored wind speed value to the controller (11), and the controller (11) compares the monitored wind speed value with the lowest driving wind speed value:
when the monitored wind speed value is larger than the lowest driving wind speed value, the controller (11) controls the second electromagnetic relay to be disconnected, and at the moment, the vertical axis wind driven generator (5) utilizes wind energy to provide rotary driving force for the rotary light energy conversion unit (6) on one hand and converts the wind energy into electric energy on the other hand;
when the monitored wind speed value is smaller than the lowest driving wind speed value, the wind speed cannot meet the requirement of driving the rotation of the rotary type light energy conversion unit (6), namely the rotation of the rotary type light energy conversion unit (6) cannot be realized through wind power driving, at the moment, the controller (11) controls the second electromagnetic relay to be switched on, the motor (14) is electrically connected to the wind energy storage battery (50), the motor (14) is started to drive the rotary type light energy conversion unit (6) to rotate on one hand, and drive the vertical rotating shaft (51) to rotate on the other hand, so that the vertical shaft wind driven generator (5) generates electric energy to be stored in the light energy storage battery (10);
the vertical axis wind driven generator (5) and the motor (14) are monitored and controlled by the driving force monitoring and controlling device, so that the photovoltaic plate cylinders (63) are always in a rotating state to perform light energy conversion.
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